{"id":15891,"date":"2026-07-31T09:40:42","date_gmt":"2026-07-31T09:40:42","guid":{"rendered":"https:\/\/www.hndfcrane.com\/?post_type=posts&#038;p=15891"},"modified":"2026-07-31T09:40:49","modified_gmt":"2026-07-31T09:40:49","slug":"single-girder-overhead-crane-installation","status":"publish","type":"posts","link":"https:\/\/www.hndfcrane.com\/vi\/posts\/single-girder-overhead-crane-installation\/","title":{"rendered":"L\u1eafp \u0111\u1eb7t c\u1ea7n c\u1ea9u c\u1ea7u tr\u1ee5c d\u1ea7m \u0111\u01a1n: C\u00e1c \u0111i\u1ec3m ki\u1ec3m tra ch\u00ednh v\u00e0 y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt"},"content":{"rendered":"<div class=\"wp-block-rank-math-toc-block\" id=\"rank-math-toc\"><p>M\u1ee5c l\u1ee5c<\/p><nav><ul><li><a href=\"#preparation-before-installation-unpacking-inspection\">Chu\u1ea9n b\u1ecb tr\u01b0\u1edbc khi l\u1eafp \u0111\u1eb7t \u2014 Ki\u1ec3m tra sau khi m\u1edf h\u1ed9p<\/a><\/li><li><a href=\"#runway-rail-installation-a-1-mm-tolerance-difference-can-cause-10-times-more-wear\">L\u1eafp \u0111\u1eb7t lan can \u0111\u01b0\u1eddng b\u0103ng \u2014 Sai l\u1ec7ch dung sai 1 mm c\u00f3 th\u1ec3 g\u00e2y ra m\u00e0i m\u00f2n g\u1ea5p 10 l\u1ea7n<\/a><\/li><li><a href=\"#bridge-frame-assembly-the-connection-between-main-girder-and-end-carriages-is-not-simply-tightening-bolts\">L\u1eafp r\u00e1p khung c\u1ea7u \u2014 Vi\u1ec7c k\u1ebft n\u1ed1i gi\u1eefa d\u1ea7m ch\u00ednh v\u00e0 c\u00e1c gi\u00e1 \u0111\u1ee1 \u0111\u1ea7u m\u00fat kh\u00f4ng ch\u1ec9 \u0111\u01a1n gi\u1ea3n l\u00e0 &quot;si\u1ebft ch\u1eb7t c\u00e1c bu l\u00f4ng&quot;<\/a><\/li><li><a href=\"#electric-hoist-installation-a-3-5-mm-clearance-determines-whether-the-hoist-runs-smoothly\">L\u1eafp \u0111\u1eb7t t\u1eddi \u0111i\u1ec7n \u2014 Khe h\u1edf 3\u20135 mm quy\u1ebft \u0111\u1ecbnh t\u1eddi c\u00f3 ho\u1ea1t \u0111\u1ed9ng tr\u01a1n tru hay kh\u00f4ng<\/a><\/li><li><a href=\"#electrical-installation-inspection-before-installation\">L\u1eafp \u0111\u1eb7t \u0111i\u1ec7n \u2014 Ki\u1ec3m tra tr\u01b0\u1edbc khi l\u1eafp \u0111\u1eb7t<\/a><\/li><li><a href=\"#electrical-circuit-adjustment\">\u0110i\u1ec1u ch\u1ec9nh m\u1ea1ch \u0111i\u1ec7n<\/a><\/li><li><a href=\"#single-girder-overhead-crane-trial-operation\">V\u1eadn h\u00e0nh th\u1eed nghi\u1ec7m c\u1ea7n c\u1ea9u c\u1ea7u tr\u1ee5c d\u1ea7m \u0111\u01a1n<\/a><\/li><li><a href=\"#dafang-crane-single-girder-overhead-crane-installation-services\">DAFANG CRANE - D\u1ecbch v\u1ee5 l\u1eafp \u0111\u1eb7t c\u1ea7n c\u1ea9u tr\u1ee5c m\u1ed9t d\u1ea7m<\/a><\/li><\/ul><\/nav><\/div>\n\n\n\n<p>Vi\u1ec7c l\u1eafp \u0111\u1eb7t c\u1ea7n c\u1ea9u c\u1ea7u tr\u1ee5c m\u1ed9t d\u1ea7m c\u00f3 v\u1ebb \u0111\u01a1n gi\u1ea3n \u2014 sau khi d\u1ea7m ch\u00ednh, gi\u00e1 \u0111\u1ee1 \u0111\u1ea7u, t\u1eddi \u0111i\u1ec7n v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn ch\u00ednh kh\u00e1c \u0111\u01b0\u1ee3c l\u1eafp r\u00e1p, c\u1ea7n c\u1ea9u \u0111\u01b0\u1ee3c n\u00e2ng l\u00ean \u0111\u01b0\u1eddng ray.<\/p>\n\n\n\n<p>Tuy nhi\u00ean, ch\u00fang t\u00f4i \u0111\u00e3 ch\u1ee9ng ki\u1ebfn nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p \u201cl\u1eafp \u0111\u1eb7t nh\u01b0ng kh\u00f4ng \u0111\u00fang c\u00e1ch\u201d: c\u1ea7n c\u1ea9u ch\u1ea1y l\u1ec7ch ray g\u00e2y k\u1eb9t ray, t\u1eddi n\u00e2ng l\u1eafc l\u01b0 sang hai b\u00ean trong qu\u00e1 tr\u00ecnh ho\u1ea1t \u0111\u1ed9ng, ho\u1eb7c \u1ed5 bi ph\u00e1t ra ti\u1ebfng \u1ed3n b\u1ea5t th\u01b0\u1eddng sau ch\u01b0a \u0111\u1ea7y ba th\u00e1ng v\u1eadn h\u00e0nh. Sau khi ki\u1ec3m tra, h\u1ea7u h\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1 \u0111\u1ec1u kh\u00f4ng ph\u1ea3i do ch\u00ednh c\u00e1c b\u1ed9 ph\u1eadn g\u00e2y ra. V\u1ea5n \u0111\u1ec1 th\u01b0\u1eddng xu\u1ea5t ph\u00e1t t\u1eeb nh\u1eefng chi ti\u1ebft l\u1eafp \u0111\u1eb7t \u0111\u01b0\u1ee3c cho l\u00e0 \u201c\u0111\u1ee7 t\u1ed1t\u201d.<\/p>\n\n\n\n<p>Do \u0111\u00f3, b\u00e0i vi\u1ebft n\u00e0y kh\u00f4ng h\u01b0\u1edbng d\u1eabn b\u1ea1n c\u00e1ch l\u1eafp \u0111\u1eb7t c\u1ea7n c\u1ea9u t\u1eebng b\u01b0\u1edbc m\u1ed9t. Thay v\u00e0o \u0111\u00f3, b\u00e0i vi\u1ebft t\u1eadp trung v\u00e0o c\u00e1c y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt ch\u00ednh v\u00e0 c\u00e1c \u0111i\u1ec3m ki\u1ec3m tra quan tr\u1ecdng trong qu\u00e1 tr\u00ecnh l\u1eafp \u0111\u1eb7t c\u1ea7n c\u1ea9u c\u1ea7u tr\u1ee5c d\u1ea7m \u0111\u01a1n, ch\u1eb3ng h\u1ea1n nh\u01b0 l\u1eafp \u0111\u1eb7t ray, l\u1eafp r\u00e1p c\u1ea7u tr\u1ee5c v\u00e0 l\u1eafp \u0111\u1eb7t t\u1eddi \u0111i\u1ec7n. V\u00ed d\u1ee5, ch\u00eanh l\u1ec7ch \u0111\u1ed9 cao t\u1ea1i c\u00e1c m\u1ed1i n\u1ed1i ray ph\u1ea3i \u22641 mm, v\u00e0 khe h\u1edf gi\u1eefa m\u1eb7t b\u00edch b\u00e1nh xe t\u1eddi v\u00e0 d\u1ea7m ch\u1eef I ph\u1ea3i l\u00e0 3\u20135 mm.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1500\" height=\"1000\" src=\"https:\/\/www.hndfcrane.com\/wp-content\/uploads\/2026\/07\/Single-Girder-Overhead-Crane-Installation.png\" alt=\"\" class=\"wp-image-15910\"\/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"preparation-before-installation-unpacking-inspection\">Chu\u1ea9n b\u1ecb tr\u01b0\u1edbc khi l\u1eafp \u0111\u1eb7t \u2014 Ki\u1ec3m tra sau khi m\u1edf h\u1ed9p<\/h2>\n\n\n\n<p>Vi\u1ec7c \u0111\u1ea7u ti\u00ean m\u00e0 \u0111\u1ed9i l\u1eafp \u0111\u1eb7t n\u00ean l\u00e0m sau khi \u0111\u1ebfn \u0111\u1ecba \u0111i\u1ec3m kh\u00f4ng ph\u1ea3i l\u00e0 di chuy\u1ec3n d\u1ee5ng c\u1ee5, m\u00e0 l\u00e0 m\u1edf th\u00f9ng v\u00e0 ki\u1ec3m tra thi\u1ebft b\u1ecb.<\/p>\n\n\n\n<p>Theo danh s\u00e1ch \u0111\u00f3ng g\u00f3i, h\u00e3y ki\u1ec3m tra t\u1eebng m\u1eb7t h\u00e0ng m\u1ed9t: s\u1ed1 l\u01b0\u1ee3ng linh ki\u1ec7n c\u00f3 \u0111\u00fang kh\u00f4ng, c\u00f3 b\u1ecb h\u01b0 h\u1ecfng g\u00ec trong qu\u00e1 tr\u00ecnh v\u1eadn chuy\u1ec3n kh\u00f4ng, v\u00e0 t\u1ea5t c\u1ea3 c\u00e1c gi\u1ea5y t\u1edd (nh\u01b0 gi\u1ea5y ch\u1ee9ng nh\u1eadn h\u1ee3p quy, s\u01a1 \u0111\u1ed3 \u0111i\u1ec7n v\u00e0 b\u1ea3n v\u1ebd) c\u00f3 \u0111\u1ea7y \u0111\u1ee7 kh\u00f4ng.<\/p>\n\n\n\n<p>Sau khi ki\u1ec3m tra c\u00e1c linh ki\u1ec7n \u0111\u00e3 \u0111\u01b0\u1ee3c giao, c\u00f3 m\u1ed9t b\u01b0\u1edbc quan tr\u1ecdng h\u01a1n n\u1eefa \u2014 \u0111\u00f3 l\u00e0 ki\u1ec3m tra h\u00ecnh th\u1ee9c b\u00ean ngo\u00e0i c\u1ee7a c\u00e1c b\u1ed9 ph\u1eadn k\u1ebft c\u1ea5u kim lo\u1ea1i.<\/p>\n\n\n\n<p>Ki\u1ec3m tra xem d\u1ea7m ch\u00ednh c\u00f3 b\u1ecb xo\u1eafn, u\u1ed1n cong ho\u1eb7c va \u0111\u1eadp trong qu\u00e1 tr\u00ecnh v\u1eadn chuy\u1ec3n hay kh\u00f4ng. N\u1ebfu nh\u1eefng khuy\u1ebft t\u1eadt n\u00e0y kh\u00f4ng \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n v\u00e0 kh\u1eafc ph\u1ee5c t\u1ea1i ch\u1ed7 tr\u01b0\u1edbc khi l\u1eafp \u0111\u1eb7t tr\u00ean \u0111\u01b0\u1eddng ray, chi ph\u00ed x\u1eed l\u00fd sau khi n\u00e2ng s\u1ebd t\u0103ng l\u00ean \u0111\u00e1ng k\u1ec3.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"handling-and-storage-details\">Th\u00f4ng tin chi ti\u1ebft v\u1ec1 c\u00e1ch x\u1eed l\u00fd v\u00e0 b\u1ea3o qu\u1ea3n<\/h3>\n\n\n\n<p>Trong qu\u00e1 tr\u00ecnh d\u1ee1 h\u00e0ng v\u00e0 v\u1eadn chuy\u1ec3n b\u1eb1ng c\u1ea7n c\u1ea9u tr\u1ee5c m\u1ed9t d\u1ea7m, nh\u1eefng v\u1ea5n \u0111\u1ec1 c\u1ea7n quan t\u00e2m ch\u00ednh l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng xo\u1eafn, u\u1ed1n v\u00e0 h\u01b0 h\u1ecfng do va \u0111\u1eadp. C\u00e1c ph\u01b0\u01a1ng ph\u00e1p \u0111\u00fang l\u00e0:<\/p>\n\n\n\n<ul>\n<li>C\u1ea7n c\u00f3 \u00edt nh\u1ea5t hai \u0111i\u1ec3m n\u00e2ng, t\u1ed1t nh\u1ea5t l\u00e0 \u0111\u1eb7t \u1edf hai \u0111\u1ea7u khung c\u1ea7u, \u0111\u00f3 l\u00e0 c\u00e1c khu v\u1ef1c k\u1ebft n\u1ed1i gi\u1eefa d\u1ea7m ch\u00ednh v\u00e0 c\u00e1c toa xe \u0111\u1ea7u cu\u1ed1i. Nh\u1eefng khu v\u1ef1c n\u00e0y c\u00f3 k\u1ebft c\u1ea5u ch\u1eafc ch\u1eafn h\u01a1n v\u00e0 ph\u00e2n b\u1ed1 t\u1ea3i tr\u1ecdng h\u1ee3p l\u00fd h\u01a1n.<\/li>\n\n\n\n<li>C\u1ea7n ph\u1ea3i \u0111\u1eb7t v\u1eadt li\u1ec7u \u0111\u1ec7m t\u1ea1i c\u00e1c \u0111i\u1ec3m n\u00e2ng. N\u1ebfu d\u00e2y c\u00e1p th\u00e9p ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp v\u00e0 l\u00e0m h\u1ecfng l\u1edbp s\u01a1n c\u1ee7a k\u1ebft c\u1ea5u th\u00e9p, th\u00ec hi\u1ec7n t\u01b0\u1ee3ng g\u1ec9 s\u00e9t s\u1ebd x\u1ea3y ra ch\u1ec9 sau m\u1ed9t th\u1eddi gian ng\u1eafn.<\/li>\n\n\n\n<li>Trong qu\u00e1 tr\u00ecnh l\u01b0u tr\u1eef, c\u00e1c b\u1ed9 ph\u1eadn c\u1ee7a c\u1ea7n c\u1ea9u ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u1eb7t ph\u1eb3ng v\u00e0 \u0111\u01b0\u1ee3c \u0111\u1ee1 \u0111\u00fang c\u00e1ch. C\u00e1c kh\u1ed1i g\u1ed7 ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u1eb7t \u0111\u1ec1u d\u01b0\u1edbi c\u00e1c t\u1ea5m gia c\u01b0\u1eddng t\u1ea1i c\u00e1c khu v\u1ef1c ti\u1ebft di\u1ec7n thay \u0111\u1ed5i c\u1ee7a d\u1ea7m ch\u00ednh. D\u1ea7m ch\u00ednh kh\u00f4ng \u0111\u01b0\u1ee3c \u0111\u1ec3 kh\u00f4ng c\u00f3 \u0111i\u1ec3m t\u1ef1a.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"runway-rail-installation-a-1-mm-tolerance-difference-can-cause-10-times-more-wear\">L\u1eafp \u0111\u1eb7t lan can \u0111\u01b0\u1eddng b\u0103ng \u2014 Sai l\u1ec7ch dung sai 1 mm c\u00f3 th\u1ec3 g\u00e2y ra m\u00e0i m\u00f2n g\u1ea5p 10 l\u1ea7n<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2489\" height=\"1601\" src=\"https:\/\/www.hndfcrane.com\/wp-content\/uploads\/2026\/07\/single-girder-overhead-crane-rail-installation.png\" alt=\"\" class=\"wp-image-15898\" srcset=\"https:\/\/www.hndfcrane.com\/wp-content\/uploads\/2026\/07\/single-girder-overhead-crane-rail-installation.png 2489w, https:\/\/www.hndfcrane.com\/wp-content\/uploads\/2026\/07\/single-girder-overhead-crane-rail-installation-1536x988.png 1536w, https:\/\/www.hndfcrane.com\/wp-content\/uploads\/2026\/07\/single-girder-overhead-crane-rail-installation-2048x1317.png 2048w\" sizes=\"(max-width: 2489px) 100vw, 2489px\" \/><\/figure>\n\n\n\n<p>\u0110\u01b0\u1eddng ray tr\u00ean \u0111\u01b0\u1eddng b\u0103ng ch\u00ednh l\u00e0 &quot;con \u0111\u01b0\u1eddng&quot; c\u1ee7a c\u1ea7n c\u1ea9u. N\u1ebfu con \u0111\u01b0\u1eddng g\u1ed3 gh\u1ec1, ngay c\u1ea3 m\u1ed9t chi\u1ebfc xe t\u1ed1t c\u0169ng s\u1ebd v\u1eadn h\u00e0nh k\u00e9m hi\u1ec7u qu\u1ea3.<\/p>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi c\u1ea7n c\u1ea9u c\u1ea7u tr\u1ee5c d\u1ea7m \u0111\u01a1n, vi\u1ec7c ki\u1ec3m so\u00e1t dung sai trong l\u1eafp \u0111\u1eb7t ray d\u1eabn h\u01b0\u1edbng \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn tu\u1ed5i th\u1ecd c\u1ee7a c\u01a1 c\u1ea5u di chuy\u1ec3n. C\u00e1c v\u1ea5n \u0111\u1ec1 nh\u01b0 b\u00e1nh xe b\u1ecb k\u1eb9t, \u0111\u1ed9ng c\u01a1 qu\u00e1 t\u1ea3i v\u00e0 ti\u1ebfng \u1ed3n v\u1eadn h\u00e0nh b\u1ea5t th\u01b0\u1eddng ch\u1ee7 y\u1ebfu do c\u00e1c v\u1ea5n \u0111\u1ec1 trong l\u1eafp \u0111\u1eb7t ray g\u00e2y ra.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"span-tolerance\">Dung sai kho\u1ea3ng<\/h3>\n\n\n\n<p>Theo ti\u00eau chu\u1ea9n hi\u1ec7n h\u00e0nh <a href=\"https:\/\/openstd.samr.gov.cn\/bzgk\/std\/newGbInfo?hcno=B0D8C446755EF519ED2441ADF882AE00\" target=\"_blank\" rel=\"noopener\">GB\/T 10183.1-2018<\/a>Sai l\u1ec7ch cho ph\u00e9p c\u1ee7a kh\u1ea9u \u0111\u1ed9 \u0111\u01b0\u1eddng ray c\u1ea7n c\u1ea9u nh\u01b0 sau:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">Span S<\/th><th class=\"has-text-align-left\" data-align=\"left\">Sai l\u1ec7ch cho ph\u00e9p \u0394S<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">S \u2264 10 m<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u00b13 mm<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">S &gt; 10 m<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u00b1[3 + 0,25 \u00d7 (S \u2212 10)] mm, t\u1ed1i \u0111a kh\u00f4ng v\u01b0\u1ee3t qu\u00e1 \u00b115 mm<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>V\u00ed d\u1ee5: \u0110\u1ed1i v\u1edbi c\u1ea7n c\u1ea9u c\u1ea7u tr\u1ee5c m\u1ed9t d\u1ea7m c\u00f3 nh\u1ecbp 20 m, \u0111\u1ed9 l\u1ec7ch nh\u1ecbp ray cho ph\u00e9p l\u00e0: \u00b1[3 + 0,25 \u00d7 (20\u221210)] = \u00b15,5 mm. Gi\u00e1 tr\u1ecb n\u00e0y kh\u00f4ng l\u1edbn, nh\u01b0ng ph\u1ea3i \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t trong ph\u1ea1m vi cho ph\u00e9p. M\u1ed9t khi \u0111\u1ed9 l\u1ec7ch v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n, ma s\u00e1t gi\u1eefa v\u00e0nh b\u00e1nh xe v\u00e0 th\u00e0nh ray s\u1ebd t\u0103ng l\u00ean \u0111\u00e1ng k\u1ec3.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"rail-joint-treatment\">X\u1eed l\u00fd m\u1ed1i n\u1ed1i \u0111\u01b0\u1eddng ray<\/h3>\n\n\n\n<p>C\u00f3 hai ph\u01b0\u01a1ng ph\u00e1p gh\u00e9p n\u1ed1i ray: gh\u00e9p n\u1ed1i th\u1eb3ng v\u00e0 gh\u00e9p n\u1ed1i nghi\u00eang 45\u00b0. Gh\u00e9p n\u1ed1i nghi\u00eang cho ph\u00e9p b\u00e1nh xe \u0111i qua kh\u1edbp n\u1ed1i m\u01b0\u1ee3t m\u00e0 h\u01a1n.<\/p>\n\n\n\n<p>Ba gi\u00e1 tr\u1ecb quan tr\u1ecdng t\u1ea1i m\u1ed1i n\u1ed1i ray l\u00e0:<\/p>\n\n\n\n<ul>\n<li>Khe h\u1edf gi\u1eefa c\u00e1c m\u1ed1i n\u1ed1i: 1\u20132 mm<\/li>\n\n\n\n<li>Sai l\u1ec7ch b\u00ean: \u22641 mm<\/li>\n\n\n\n<li>Ch\u00eanh l\u1ec7ch \u0111\u1ed9 cao: \u22641 mm<\/li>\n<\/ul>\n\n\n\n<p>N\u1ebfu b\u1ea5t k\u1ef3 gi\u00e1 tr\u1ecb n\u00e0o trong ba gi\u00e1 tr\u1ecb n\u00e0y v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n, b\u00e1nh xe s\u1ebd &quot;nh\u1ea3y&quot; khi \u0111i qua kh\u1edbp n\u1ed1i.<\/p>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi m\u1ed9t c\u1ea7n c\u1ea9u 10 t\u1ea5n ch\u1edf \u0111\u1ea7y t\u1ea3i \u0111i qua \u0111o\u1ea1n \u0111\u01b0\u1eddng n\u1ed1i n\u00e0y h\u00e0ng tr\u0103m l\u1ea7n m\u1ed7i ng\u00e0y, l\u1ef1c t\u00e1c \u0111\u1ed9ng t\u00edch l\u0169y s\u1ebd g\u00e2y ra h\u01b0 h\u1ea1i ng\u00e0y c\u00e0ng t\u0103ng cho c\u00e1c \u1ed5 tr\u1ee5c b\u00e1nh xe.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"control-within-the-entire-rail-length\">Ki\u1ec3m so\u00e1t trong to\u00e0n b\u1ed9 chi\u1ec1u d\u00e0i \u0111\u01b0\u1eddng ray<\/h3>\n\n\n\n<p>Ngo\u00e0i \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a c\u00e1c m\u1ed1i n\u1ed1i v\u00e0 nh\u1ecbp, m\u1ed9t s\u1ed1 ch\u1ec9 s\u1ed1 kh\u00e1c th\u01b0\u1eddng b\u1ecb b\u1ecf qua nh\u01b0ng c\u0169ng quan tr\u1ecdng kh\u00f4ng k\u00e9m:<\/p>\n\n\n\n<ul>\n<li>Ch\u00eanh l\u1ec7ch \u0111\u1ed9 cao gi\u1eefa hai thanh ray t\u1ea1i m\u1ed7i \u0111o\u1ea1n d\u1ecdc theo h\u01b0\u1edbng nh\u1ecbp: \u226415 mm. V\u01b0\u1ee3t qu\u00e1 gi\u00e1 tr\u1ecb n\u00e0y c\u00f3 ngh\u0129a l\u00e0 c\u01a1 c\u1ea5u di chuy\u1ec3n c\u1ee7a c\u1ea7n c\u1ea9u s\u1ebd ho\u1ea1t \u0111\u1ed9ng v\u1edbi \u0111\u1ed9 nghi\u00eang nh\u1eb9 trong su\u1ed1t to\u00e0n b\u1ed9 qu\u00e3ng \u0111\u01b0\u1eddng di chuy\u1ec3n, g\u00e2y ra t\u1ea3i tr\u1ecdng kh\u00f4ng \u0111\u1ec1u l\u00ean b\u00e1nh xe.<\/li>\n\n\n\n<li>Trong to\u00e0n b\u1ed9 chi\u1ec1u d\u00e0i \u0111\u01b0\u1eddng ray, sai l\u1ec7ch gi\u1edbi h\u1ea1n theo ph\u01b0\u01a1ng ngang l\u00e0 \u00b110 mm. Sai l\u1ec7ch u\u1ed1n cong ngang cho ph\u00e9p d\u1ecdc theo chi\u1ec1u d\u00e0i \u0111\u01b0\u1eddng ray l\u00e0 \u2264\u00b11 mm cho m\u1ed7i \u0111o\u1ea1n \u0111o 2 m.<\/li>\n<\/ul>\n\n\n\n<p>\u0110i\u1ec3m d\u1ec5 b\u1ecb b\u1ecf s\u00f3t nh\u1ea5t l\u00e0: C\u00e1c \u0111\u1ea7u ray ph\u1ea3i \u0111\u01b0\u1ee3c trang b\u1ecb ch\u1ed1t ch\u1eb7n b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p h\u00e0n, v\u00e0 c\u00e1c ch\u1ed1t ch\u1eb7n n\u00e0y ph\u1ea3i ti\u1ebfp x\u00fac \u0111\u1ec1u v\u1edbi c\u00e1c b\u1ed9 ph\u1eadn gi\u1ea3m ch\u1ea5n c\u1ee7a c\u1ea7n c\u1ea9u.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"bridge-frame-assembly-the-connection-between-main-girder-and-end-carriages-is-not-simply-tightening-bolts\">L\u1eafp r\u00e1p khung c\u1ea7u \u2014 Vi\u1ec7c k\u1ebft n\u1ed1i gi\u1eefa d\u1ea7m ch\u00ednh v\u00e0 c\u00e1c gi\u00e1 \u0111\u1ee1 \u0111\u1ea7u m\u00fat kh\u00f4ng ch\u1ec9 \u0111\u01a1n gi\u1ea3n l\u00e0 &quot;si\u1ebft ch\u1eb7t c\u00e1c bu l\u00f4ng&quot;<\/h2>\n\n\n\n<p>D\u1ea7m ch\u00ednh v\u00e0 c\u00e1c toa xe \u0111\u1ea7u cu\u1ed1i \u0111\u01b0\u1ee3c n\u1ed1i v\u1edbi nhau b\u1eb1ng c\u00e1c m\u1ed1i n\u1ed1i bu l\u00f4ng c\u00f3 th\u1ec3 th\u00e1o r\u1eddi. M\u1eb7c d\u00f9 ch\u00fang \u0111\u01b0\u1ee3c t\u00e1ch r\u1eddi trong qu\u00e1 tr\u00ecnh v\u1eadn chuy\u1ec3n t\u1eeb nh\u00e0 m\u00e1y, nh\u01b0ng qu\u00e1 tr\u00ecnh l\u1eafp \u0111\u1eb7t t\u1ea1i c\u00f4ng tr\u01b0\u1eddng y\u00eau c\u1ea7u ph\u1ea3i l\u1eafp r\u00e1p to\u00e0n b\u1ed9 khung c\u1ea7u tr\u01b0\u1edbc khi n\u00e2ng, thay v\u00ec l\u1eafp r\u00e1p c\u00e1c b\u1ed9 ph\u1eadn ri\u00eang l\u1ebb \u1edf \u0111\u1ed9 cao.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1600\" height=\"1066\" src=\"https:\/\/www.hndfcrane.com\/wp-content\/uploads\/2026\/07\/single-girder-overhead-crane-bridge-frame-assembly.png\" alt=\"\" class=\"wp-image-15899\" srcset=\"https:\/\/www.hndfcrane.com\/wp-content\/uploads\/2026\/07\/single-girder-overhead-crane-bridge-frame-assembly.png 1600w, https:\/\/www.hndfcrane.com\/wp-content\/uploads\/2026\/07\/single-girder-overhead-crane-bridge-frame-assembly-1536x1023.png 1536w\" sizes=\"(max-width: 1600px) 100vw, 1600px\" \/><\/figure>\n\n\n\n<p>Theo b\u1ea3n v\u1ebd, \u0111\u1eb7t d\u1ea7m ch\u00ednh l\u00ean hai khung \u0111\u1ee1 song song \u1edf c\u00f9ng m\u1ed9t m\u1eb7t ph\u1eb3ng ngang. C\u00e1c khung \u0111\u1ee1 ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u1eb7t d\u01b0\u1edbi c\u00e1c t\u1ea5m gia c\u01b0\u1eddng t\u1ea1i c\u00e1c khu v\u1ef1c ti\u1ebft di\u1ec7n thay \u0111\u1ed5i \u1edf c\u1ea3 hai \u0111\u1ea7u c\u1ee7a d\u1ea7m ch\u00ednh, v\u00e0 ph\u1ea3i \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ed9 cao cho ph\u00f9 h\u1ee3p.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1366\" height=\"500\" src=\"https:\/\/www.hndfcrane.com\/wp-content\/uploads\/2026\/07\/Connection-between-main-beam-and-end-carriage.png\" alt=\"\" class=\"wp-image-15900\"\/><\/figure>\n\n\n\n<p>Sau khi \u0111\u1ecbnh v\u1ecb, ba b\u01b0\u1edbc quan tr\u1ecdng ti\u1ebfp theo l\u00e0:<\/p>\n\n\n\n<ul>\n<li>L\u00e0m s\u1ea1ch c\u00e1c b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac: C\u00e1c b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac gi\u1eefa d\u1ea7m ch\u00ednh v\u00e0 c\u00e1c gi\u00e1 \u0111\u1ee1 \u0111\u1ea7u m\u00fat c\u00f3 th\u1ec3 b\u1ecb b\u00e1m b\u1ee5i ho\u1eb7c ch\u1ea5t b\u1ea9n do v\u1eadn chuy\u1ec3n v\u00e0 l\u01b0u tr\u1eef. N\u1ebfu c\u00e1c b\u1ec1 m\u1eb7t n\u00e0y kh\u00f4ng \u0111\u01b0\u1ee3c l\u00e0m s\u1ea1ch tr\u01b0\u1edbc khi si\u1ebft ch\u1eb7t bu l\u00f4ng, ngay c\u1ea3 khi si\u1ebft ch\u1eb7t v\u1edbi l\u1ef1c si\u1ebft cao c\u0169ng kh\u00f4ng th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c l\u1ef1c ma s\u00e1t thi\u1ebft k\u1ebf.<\/li>\n\n\n\n<li>\u0110\u1ecbnh v\u1ecb theo c\u00e1c g\u1edd \u0111\u1ecbnh v\u1ecb tr\u00ean t\u1ea5m n\u1ed1i: G\u1edd \u0111\u1ecbnh v\u1ecb l\u00e0 \u0111i\u1ec3m tham chi\u1ebfu \u0111\u1ecbnh v\u1ecb t\u00edch h\u1ee3p s\u1eb5n c\u1ee7a c\u1ea5u tr\u00fac. S\u1eed d\u1ee5ng n\u00f3 \u0111\u1ec3 c\u0103n ch\u1ec9nh s\u1ebd nhanh h\u01a1n v\u00e0 ch\u00ednh x\u00e1c h\u01a1n so v\u1edbi vi\u1ec7c \u0111o th\u1ee7 c\u00f4ng b\u1eb1ng th\u01b0\u1edbc.<\/li>\n\n\n\n<li>Si\u1ebft ch\u1eb7t c\u00e1c bu l\u00f4ng c\u01b0\u1eddng \u0111\u1ed9 cao m\u1ed9t c\u00e1ch \u0111\u1ed1i x\u1ee9ng: \u0110\u00e2y kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 si\u1ebft ch\u1eb7t c\u00e1c bu l\u00f4ng m\u1ed9t c\u00e1ch ng\u1eabu nhi\u00ean. C\u00e1c bu l\u00f4ng ph\u1ea3i \u0111\u01b0\u1ee3c si\u1ebft ch\u1eb7t \u0111\u1ed1i x\u1ee9ng t\u1eeb tr\u00ean xu\u1ed1ng d\u01b0\u1edbi v\u00e0 t\u1eeb tr\u00e1i sang ph\u1ea3i, t\u1eeb t\u1eeb v\u00e0 \u0111\u1ec1u \u0111\u1eb7n. N\u1ebfu m\u1ed9t b\u00ean \u0111\u01b0\u1ee3c si\u1ebft ch\u1eb7t ho\u00e0n to\u00e0n tr\u01b0\u1edbc, b\u00ean kia c\u00f3 th\u1ec3 b\u1ecb nh\u1ea5c l\u00ean, l\u00e0m sai l\u1ec7ch k\u00edch th\u01b0\u1edbc \u0111\u01b0\u1eddng ch\u00e9o c\u1ee7a khung c\u1ea7u.<\/li>\n<\/ul>\n\n\n\n<p>Sau khi ho\u00e0n t\u1ea5t vi\u1ec7c si\u1ebft ch\u1eb7t, \u0111\u1ed9 l\u1ec7ch ch\u00e9o c\u1ee7a khung c\u1ea7u l\u00e0 m\u1ed9t trong nh\u1eefng h\u1ea1ng m\u1ee5c ki\u1ec3m tra b\u1eaft bu\u1ed9c c\u1ee7a ch\u00fang t\u00f4i. N\u1ebfu c\u00e1c \u0111\u01b0\u1eddng ch\u00e9o c\u1ee7a khung c\u1ea7u kh\u00f4ng b\u1eb1ng nhau, c\u1ea7n c\u1ea9u ch\u1eafc ch\u1eafn s\u1ebd b\u1ecb tr\u1eadt b\u00e1nh sau khi \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t tr\u00ean \u0111\u01b0\u1eddng ray. \u0110o t\u1eeb c\u00e1c \u0111i\u1ec3m tham chi\u1ebfu \u0111\u1ec3 l\u1eafp \u0111\u1eb7t b\u00e1nh xe: |E1-E2| \u2264 5 mm<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1500\" height=\"1000\" src=\"https:\/\/www.hndfcrane.com\/wp-content\/uploads\/2026\/07\/balance-of-diagonal.png\" alt=\"\" class=\"wp-image-15901\"\/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"electric-hoist-installation-a-3-5-mm-clearance-determines-whether-the-hoist-runs-smoothly\">L\u1eafp \u0111\u1eb7t t\u1eddi \u0111i\u1ec7n \u2014 Khe h\u1edf 3\u20135 mm quy\u1ebft \u0111\u1ecbnh t\u1eddi c\u00f3 ho\u1ea1t \u0111\u1ed9ng tr\u01a1n tru hay kh\u00f4ng<\/h2>\n\n\n\n<p>Sau khi d\u1ea7m ch\u00ednh c\u1ee7a c\u1ea7n c\u1ea9u c\u1ea7u tr\u1ee5c m\u1ed9t d\u1ea7m \u0111\u01b0\u1ee3c n\u00e2ng l\u00ean \u0111\u1ed9 cao th\u00edch h\u1ee3p, h\u00e3y l\u1eafp \u0111\u1eb7t t\u1eddi \u0111i\u1ec7n tr\u1ef1c ti\u1ebfp l\u00ean ray d\u1ea7m ch\u1eef I.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"600\" src=\"https:\/\/www.hndfcrane.com\/wp-content\/uploads\/2026\/07\/single-girder-overhead-crane-electric-hoist-installation.png\" alt=\"\" class=\"wp-image-15902\"\/><\/figure>\n\n\n\n<p>Khe h\u1edf gi\u1eefa m\u1eb7t trong c\u1ee7a v\u00e0nh b\u00e1nh xe t\u1eddi v\u00e0 m\u1eb7t b\u00edch d\u01b0\u1edbi c\u1ee7a ray d\u1ea7m ch\u1eef I ph\u1ea3i l\u00e0 3\u20135 mm.<\/p>\n\n\n\n<p>M\u1eb7c d\u00f9 gi\u00e1 tr\u1ecb n\u00e0y c\u00f3 v\u1ebb nh\u1ecf, nh\u01b0ng n\u00f3 \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn:<\/p>\n\n\n\n<ul>\n<li>Khe h\u1edf qu\u00e1 nh\u1ecf (&lt;3 mm): V\u00e0nh b\u00e1nh xe s\u1ebd c\u1ecd x\u00e1t v\u00e0o d\u1ea7m ch\u1eef I trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh m\u00e1y n\u00e2ng, g\u00e2y ra l\u1ef1c c\u1ea3n l\u1edbn, ti\u1ebfng \u1ed3n t\u0103ng v\u00e0 m\u00e0i m\u00f2n nhanh h\u01a1n. <\/li>\n\n\n\n<li>Khe h\u1edf qu\u00e1 l\u1edbn (&gt;5 mm): M\u00e1y n\u00e2ng s\u1ebd l\u1eafc l\u01b0 sang hai b\u00ean trong qu\u00e1 tr\u00ecnh ho\u1ea1t \u0111\u1ed9ng, \u0111\u1eb7c bi\u1ec7t l\u00e0 khi kh\u1edfi \u0111\u1ed9ng v\u00e0 phanh, d\u1eabn \u0111\u1ebfn \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh k\u00e9m.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"electrical-installation-inspection-before-installation\">L\u1eafp \u0111\u1eb7t \u0111i\u1ec7n \u2014 Ki\u1ec3m tra tr\u01b0\u1edbc khi l\u1eafp \u0111\u1eb7t<\/h2>\n\n\n\n<p>Vi\u1ec7c l\u1eafp \u0111\u1eb7t thi\u1ebft b\u1ecb \u0111i\u1ec7n v\u00e0 \u0111\u01b0\u1eddng d\u00e2y ph\u1ea3i \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n theo s\u01a1 \u0111\u1ed3 m\u1ea1ch \u0111i\u1ec7n, s\u01a1 \u0111\u1ed3 \u0111\u1ea5u d\u00e2y v\u00e0 b\u1ea3n v\u1ebd t\u1ed5ng quan thi\u1ebft b\u1ecb \u0111i\u1ec7n \u0111\u01b0\u1ee3c cung c\u1ea5p. Tr\u01b0\u1edbc khi l\u1eafp \u0111\u1eb7t, c\u1ea7n ki\u1ec3m tra thi\u1ebft b\u1ecb v\u00e0 linh ki\u1ec7n \u0111i\u1ec7n:<\/p>\n\n\n\n<ul>\n<li>Ki\u1ec3m tra h\u00ecnh th\u1ee9c v\u00e0 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt: Thi\u1ebft b\u1ecb v\u00e0 linh ki\u1ec7n \u0111i\u1ec7n ph\u1ea3i kh\u00f4ng c\u00f3 khuy\u1ebft t\u1eadt v\u00e0 ho\u1ea1t \u0111\u1ed9ng tr\u01a1n tru, kh\u00f4ng b\u1ecb k\u1eb9t ho\u1eb7c l\u1ecfng l\u1ebbo. Ki\u1ec3u m\u00e1y, th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt v\u00e0 tr\u00ecnh t\u1ef1 \u0111\u00f3ng ti\u1ebfp \u0111i\u1ec3m ph\u1ea3i tu\u00e2n th\u1ee7 c\u00e1c y\u00eau c\u1ea7u th\u1ec3 hi\u1ec7n tr\u00ean b\u1ea3n v\u1ebd. B\u1ea5t k\u1ef3 linh ki\u1ec7n n\u00e0o c\u1ea7n \u0111i\u1ec1u ch\u1ec9nh ph\u1ea3i \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh tr\u01b0\u1edbc theo b\u1ea3n v\u1ebd.<\/li>\n\n\n\n<li>\u0110o \u0111i\u1ec7n tr\u1edf c\u00e1ch \u0111i\u1ec7n: S\u1eed d\u1ee5ng m\u00e1y \u0111o \u0111i\u1ec7n tr\u1edf c\u00e1ch \u0111i\u1ec7n (megohmmeter) \u0111\u1ec3 \u0111o \u0111i\u1ec7n tr\u1edf c\u00e1ch \u0111i\u1ec7n c\u1ee7a t\u1eebng linh ki\u1ec7n \u0111i\u1ec7n nh\u01b0 \u0111\u1ed9ng c\u01a1, phanh th\u1ee7y l\u1ef1c, ch\u1ed5i than, c\u00f4ng t\u1eafc t\u01a1, r\u01a1le v\u00e0 \u0111i\u1ec7n tr\u1edf. C\u00e1c linh ki\u1ec7n c\u00f3 \u0111i\u1ec7n tr\u1edf c\u00e1ch \u0111i\u1ec7n d\u01b0\u1edbi 1 M\u03a9 ph\u1ea3i \u0111\u01b0\u1ee3c s\u1ea5y kh\u00f4 v\u00e0 ch\u1ec9 \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t v\u00e0 s\u1eed d\u1ee5ng sau khi v\u01b0\u1ee3t qua ki\u1ec3m tra.<\/li>\n\n\n\n<li>Ki\u1ec3m tra \u00e1p su\u1ea5t gi\u1eefa ch\u1ed5i than v\u00e0 v\u00f2ng tr\u01b0\u1ee3t c\u1ee7a \u0111\u1ed9ng c\u01a1. \u00c1p su\u1ea5t c\u1ee7a t\u1ea5t c\u1ea3 c\u00e1c ch\u1ed5i than tr\u00ean c\u00f9ng m\u1ed9t \u0111\u1ed9ng c\u01a1 ph\u1ea3i \u0111\u1ed3ng \u0111\u1ec1u. Ch\u1ed5i than ph\u1ea3i ti\u1ebfp x\u00fac ho\u00e0n to\u00e0n v\u1edbi v\u00f2ng tr\u01b0\u1ee3t. Khi m\u00e0i ch\u1ed5i than, kh\u00f4ng \u0111\u01b0\u1ee3c l\u00e0m tr\u00f2n c\u00e1c c\u1ea1nh c\u1ee7a ch\u00fang.<\/li>\n\n\n\n<li>Ki\u1ec3m tra \u00e1p su\u1ea5t ti\u1ebfp x\u00fac c\u1ee7a b\u1ed9 \u0111i\u1ec1u khi\u1ec3n, c\u00f4ng t\u1eafc t\u01a1 v\u00e0 ti\u1ebfp \u0111i\u1ec3m r\u01a1le \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u t\u01b0\u01a1ng \u1ee9ng. N\u1ebfu \u00e1p su\u1ea5t qu\u00e1 cao ho\u1eb7c qu\u00e1 th\u1ea5p, c\u1ea7n ph\u1ea3i \u0111i\u1ec1u ch\u1ec9nh.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"electrical-control-cabinet-installation\">L\u1eafp \u0111\u1eb7t t\u1ee7 \u0111i\u1ec1u khi\u1ec3n \u0111i\u1ec7n<\/h3>\n\n\n\n<p>Tr\u01b0\u1edbc khi l\u1eafp \u0111\u1eb7t t\u1ee7 \u0111i\u1ec1u khi\u1ec3n \u0111i\u1ec7n, c\u1ea7n ki\u1ec3m tra k\u1ef9 l\u01b0\u1ee1ng c\u00e1c linh ki\u1ec7n \u0111i\u1ec7n v\u00e0 d\u00e2y d\u1eabn b\u00ean trong t\u1ee7. C\u00e1c linh ki\u1ec7n kh\u00f4ng \u0111\u01b0\u1ee3c h\u01b0 h\u1ecfng, \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c t\u1ea5m d\u1eadp t\u1eaft h\u1ed3 quang v\u00e0 c\u00e1c ti\u1ebfp \u0111i\u1ec3m ph\u1ee5 c\u1ee7a c\u00f4ng t\u1eafc t\u01a1. C\u1ea7n l\u00e0m s\u1ea1ch c\u00e1c v\u1ebft d\u1ea7u tr\u00ean b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac c\u1ee7a ph\u1ea7n \u1ee9ng (d\u1ea7u ch\u1ed1ng g\u1ec9 \u0111\u00e3 \u0111\u01b0\u1ee3c b\u00f4i tr\u01b0\u1edbc khi giao h\u00e0ng).<\/p>\n\n\n\n<p>\u0110\u1ed9 nghi\u00eang c\u1ee7a b\u1ec1 m\u1eb7t t\u1ee7 kh\u00f4ng \u0111\u01b0\u1ee3c v\u01b0\u1ee3t qu\u00e1 5\u00b0 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o c\u00e1c linh ki\u1ec7n tr\u00ean b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"trolley-travel-cable-installation\">L\u1eafp \u0111\u1eb7t c\u00e1p cho xe \u0111\u1ea9y h\u00e0ng<\/h3>\n\n\n\n<p>C\u1ea7n l\u01b0u \u00fd nh\u1eefng \u0111i\u1ec3m sau \u0111\u00e2y trong qu\u00e1 tr\u00ecnh l\u1eafp \u0111\u1eb7t c\u00e1p k\u00e9o:<\/p>\n\n\n\n<ul>\n<li>C\u1ea7n b\u1ed1 tr\u00ed c\u00e1p \u0111\u00fang c\u00e1ch tr\u01b0\u1edbc khi l\u1eafp \u0111\u1eb7t \u0111\u1ec3 tr\u00e1nh b\u1ecb xo\u1eafn v\u00e0 c\u0103ng.<\/li>\n\n\n\n<li>D\u00e2y c\u00e1p ph\u1ea3i \u0111\u01b0\u1ee3c b\u1ed1 tr\u00ed theo tr\u00ecnh t\u1ef1 tr\u00ean k\u1eb9p \u0111\u1ea7u, xe \u0111\u1ea9y c\u00e1p v\u00e0 xe k\u00e9o theo \u0111\u00fang y\u00eau c\u1ea7u c\u1ee7a b\u1ea3n v\u1ebd.<\/li>\n\n\n\n<li>\u0110i\u1ec1u ch\u1ec9nh \u0111\u1ed9 d\u00e0i c\u00e1p sao cho m\u1ed7i \u0111o\u1ea1n c\u00e1p c\u00f3 \u0111\u1ed9 d\u00e0i x\u1ea5p x\u1ec9 b\u1eb1ng nhau.<\/li>\n\n\n\n<li>Trong qu\u00e1 tr\u00ecnh di chuy\u1ec3n c\u00e1p, c\u00e1p ph\u1ea3i gi\u1eef nguy\u00ean tr\u1ea1ng th\u00e1i treo t\u1ef1 nhi\u00ean \u0111\u1ec3 tr\u00e1nh b\u1ecb k\u00e9o c\u0103ng ho\u1eb7c va ch\u1ea1m.<\/li>\n<\/ul>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-1 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1600\" height=\"2133\" src=\"https:\/\/www.hndfcrane.com\/wp-content\/uploads\/2026\/07\/single-girder-overhead-crane-cable-installation.png\" alt=\"\" class=\"wp-image-15903\" srcset=\"https:\/\/www.hndfcrane.com\/wp-content\/uploads\/2026\/07\/single-girder-overhead-crane-cable-installation.png 1600w, https:\/\/www.hndfcrane.com\/wp-content\/uploads\/2026\/07\/single-girder-overhead-crane-cable-installation-1152x1536.png 1152w, https:\/\/www.hndfcrane.com\/wp-content\/uploads\/2026\/07\/single-girder-overhead-crane-cable-installation-1536x2048.png 1536w\" sizes=\"(max-width: 1600px) 100vw, 1600px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1600\" height=\"2133\" src=\"https:\/\/www.hndfcrane.com\/wp-content\/uploads\/2026\/07\/single-girder-overhead-crane-cable-installation-2.png\" alt=\"\" class=\"wp-image-15904\" srcset=\"https:\/\/www.hndfcrane.com\/wp-content\/uploads\/2026\/07\/single-girder-overhead-crane-cable-installation-2.png 1600w, https:\/\/www.hndfcrane.com\/wp-content\/uploads\/2026\/07\/single-girder-overhead-crane-cable-installation-2-1152x1536.png 1152w, https:\/\/www.hndfcrane.com\/wp-content\/uploads\/2026\/07\/single-girder-overhead-crane-cable-installation-2-1536x2048.png 1536w\" sizes=\"(max-width: 1600px) 100vw, 1600px\" \/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"electrical-circuit-adjustment\">\u0110i\u1ec1u ch\u1ec9nh m\u1ea1ch \u0111i\u1ec7n<\/h2>\n\n\n\n<p>Sau khi c\u00e1c linh ki\u1ec7n \u0111i\u1ec7n \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t theo y\u00eau c\u1ea7u, m\u1ea1ch \u0111i\u1ec7n c\u1ea7n \u0111\u01b0\u1ee3c ki\u1ec3m tra v\u00e0 \u0111i\u1ec1u ch\u1ec9nh.<\/p>\n\n\n\n<p>Tr\u01b0\u1edbc ti\u00ean, h\u00e3y ti\u1ebfn h\u00e0nh ki\u1ec3m tra to\u00e0n di\u1ec7n c\u00e1c \u0111i\u1ec3m \u0111\u1ea5u n\u1ed1i m\u1ea1ch \u0111i\u1ec7n. X\u00e1c nh\u1eadn r\u1eb1ng d\u00e2y d\u1eabn \u0111\u01b0\u1ee3c \u0111\u1ea5u n\u1ed1i ch\u00ednh x\u00e1c v\u00e0 si\u1ebft ch\u1eb7t t\u1ea5t c\u1ea3 c\u00e1c bu l\u00f4ng \u0111\u1ea7u n\u1ed1i, sau \u0111\u00f3 b\u1eadt ngu\u1ed3n \u0111i\u1ec7n ch\u00ednh c\u1ee7a c\u1ea7n c\u1ea9u.<\/p>\n\n\n\n<p>Khi ki\u1ec3m tra tr\u00ecnh t\u1ef1 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u00e1c b\u1ed9 ph\u1eadn trong t\u1ee7 \u0111i\u1ec1u khi\u1ec3n \u0111i\u1ec7n, c\u1ea7n ph\u1ea3i ng\u1eaft c\u1ea7u dao ch\u00ednh. B\u1eadt c\u00f4ng t\u1eafc m\u1ea1ch \u0111i\u1ec1u khi\u1ec3n, v\u1eadn h\u00e0nh tay c\u1ea7m \u0111i\u1ec1u khi\u1ec3n t\u1eebng b\u01b0\u1edbc m\u1ed9t v\u00e0 quan s\u00e1t xem tr\u00ecnh t\u1ef1 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a t\u1eebng c\u00f4ng t\u1eafc t\u01a1 v\u00e0 r\u01a1le, c\u0169ng nh\u01b0 t\u1ea5t c\u1ea3 c\u00e1c kh\u00f3a li\u00ean \u0111\u1ed9ng \u0111i\u1ec7n, c\u00f3 tu\u00e2n th\u1ee7 c\u00e1c y\u00eau c\u1ea7u c\u1ee7a s\u01a1 \u0111\u1ed3 m\u1ea1ch \u0111i\u1ec7n hay kh\u00f4ng. N\u1ebfu kh\u00f4ng, h\u00e3y x\u00e1c \u0111\u1ecbnh nguy\u00ean nh\u00e2n v\u00e0 ti\u1ebfn h\u00e0nh \u0111i\u1ec1u ch\u1ec9nh.<\/p>\n\n\n\n<p>Ki\u1ec3m tra v\u00e0 \u0111i\u1ec1u ch\u1ec9nh c\u00e1c gi\u00e1 tr\u1ecb c\u00e0i \u0111\u1eb7t c\u1ee7a t\u1ea5t c\u1ea3 c\u00e1c r\u01a1le th\u1eddi gian \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u00fang \u0111\u00e1p \u1ee9ng c\u00e1c gi\u00e1 tr\u1ecb \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh trong t\u00e0i li\u1ec7u k\u1ef9 thu\u1eadt c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t.<\/p>\n\n\n\n<p>V\u1eadn h\u00e0nh th\u1ee7 c\u00f4ng t\u1eebng c\u00f4ng t\u1eafc gi\u1edbi h\u1ea1n c\u1ee7a c\u01a1 c\u1ea5u v\u00e0 t\u1ea5t c\u1ea3 c\u00e1c c\u00f4ng t\u1eafc an to\u00e0n, v\u00e0 ki\u1ec3m tra xem ch\u00fang c\u00f3 ho\u1ea1t \u0111\u1ed9ng tr\u01a1n tru hay kh\u00f4ng. X\u00e1c nh\u1eadn r\u1eb1ng khi c\u01a1 c\u1ea5u \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 \u0111\u1ea1t \u0111\u1ebfn v\u1ecb tr\u00ed gi\u1edbi h\u1ea1n, ngu\u1ed3n \u0111i\u1ec7n c\u00f3 th\u1ec3 b\u1ecb ng\u1eaft \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n. N\u1ebfu ph\u00e1t hi\u1ec7n b\u1ea5t k\u1ef3 l\u1ed7i n\u00e0o, h\u00e3y x\u00e1c \u0111\u1ecbnh nguy\u00ean nh\u00e2n v\u00e0 kh\u1eafc ph\u1ee5c n\u00f3.<\/p>\n\n\n\n<p>\u0110i\u1ec1u ch\u1ec9nh h\u01b0\u1edbng quay c\u1ee7a \u0111\u1ed9ng c\u01a1: \u0110\u00f3ng t\u1ea5t c\u1ea3 c\u00e1c c\u00f4ng t\u1eafc v\u00e0 v\u1eadn h\u00e0nh b\u1ed9 \u0111i\u1ec1u khi\u1ec3n \u0111\u1ec3 ch\u1ea1y th\u1eed t\u1eebng \u0111\u1ed9ng c\u01a1 ri\u00eang bi\u1ec7t (c\u1ea5p \u0111i\u1ec7n trong th\u1eddi gian ng\u1eafn r\u1ed3i ng\u1eaft \u0111i\u1ec7n ngay l\u1eadp t\u1ee9c). Ki\u1ec3m tra xem h\u01b0\u1edbng quay c\u1ee7a \u0111\u1ed9ng c\u01a1 c\u00f3 ph\u00f9 h\u1ee3p v\u1edbi h\u01b0\u1edbng v\u1eadn h\u00e0nh c\u1ee7a b\u1ed9 \u0111i\u1ec1u khi\u1ec3n hay kh\u00f4ng; li\u1ec7u hai \u0111\u1ed9ng c\u01a1 \u0111\u01b0\u1ee3c d\u1eabn \u0111\u1ed9ng ri\u00eang bi\u1ec7t c\u00f3 quay c\u00f9ng chi\u1ec1u hay kh\u00f4ng; v\u00e0 li\u1ec7u h\u01b0\u1edbng quay c\u00f3 kh\u1edbp v\u1edbi h\u01b0\u1edbng \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 b\u1edfi c\u00e1c c\u00f4ng t\u1eafc gi\u1edbi h\u1ea1n hay kh\u00f4ng. N\u1ebfu kh\u00f4ng, h\u00e3y ho\u00e1n \u0111\u1ed5i b\u1ea5t k\u1ef3 hai pha n\u00e0o c\u1ee7a d\u00e2y stato \u0111\u1ed9ng c\u01a1 \u0111\u1ec3 h\u01b0\u1edbng quay \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"single-girder-overhead-crane-trial-operation\">V\u1eadn h\u00e0nh th\u1eed nghi\u1ec7m c\u1ea7n c\u1ea9u c\u1ea7u tr\u1ee5c d\u1ea7m \u0111\u01a1n<\/h2>\n\n\n\n<p>Sau khi c\u00e1c m\u1ea1ch \u0111i\u1ec7n \u0111\u00e3 \u0111\u01b0\u1ee3c ki\u1ec3m tra, \u0111i\u1ec1u ch\u1ec9nh v\u00e0 x\u00e1c nh\u1eadn l\u00e0 ch\u00ednh x\u00e1c, h\u00e3y \u0111\u00f3ng t\u1ea5t c\u1ea3 c\u00e1c c\u1ea7u dao \u0111\u1ec3 k\u1ebft n\u1ed1i c\u00e1c m\u1ea1ch ch\u00ednh v\u00e0 m\u1ea1ch \u0111i\u1ec1u khi\u1ec3n c\u1ee7a t\u1ea5t c\u1ea3 c\u00e1c c\u01a1 c\u1ea5u v\u1edbi ngu\u1ed3n \u0111i\u1ec7n.<\/p>\n\n\n\n<p>Tr\u01b0\u1edbc ti\u00ean, h\u00e3y kh\u1edfi \u0111\u1ed9ng t\u1eebng c\u01a1 c\u1ea5u ri\u00eang l\u1ebb trong \u0111i\u1ec1u ki\u1ec7n kh\u00f4ng t\u1ea3i \u0111\u1ec3 v\u1eadn h\u00e0nh th\u1eed v\u00e0 quan s\u00e1t xem m\u1ed7i c\u01a1 c\u1ea5u c\u00f3 ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng hay kh\u00f4ng. Ch\u1ec9 \u0111\u01b0\u1ee3c ph\u00e9p v\u1eadn h\u00e0nh c\u00f3 t\u1ea3i sau khi \u0111\u00e3 x\u00e1c nh\u1eadn ho\u1ea1t \u0111\u1ed9ng kh\u00f4ng t\u1ea3i l\u00e0 b\u00ecnh th\u01b0\u1eddng. Trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh c\u00f3 t\u1ea3i, t\u1ea3i tr\u1ecdng ph\u1ea3i \u0111\u01b0\u1ee3c t\u0103ng d\u1ea7n cho \u0111\u1ebfn khi \u0111\u1ea1t t\u1ea3i tr\u1ecdng t\u1ed1i \u0111a. Kh\u00f4ng \u0111\u01b0\u1ee3c ph\u00e9p v\u1eadn h\u00e0nh tr\u1ef1c ti\u1ebfp \u1edf t\u1ea3i tr\u1ecdng t\u1ed1i \u0111a. \u0110\u1ec3 bi\u1ebft quy tr\u00ecnh ki\u1ec3m tra t\u1ea3i tr\u1ecdng chi ti\u1ebft, vui l\u00f2ng tham kh\u1ea3o \u201c<a href=\"https:\/\/www.hndfcrane.com\/vi\/posts\/eot-crane-load-testing-a-step-by-step-guide\/\">Ki\u1ec3m tra t\u1ea3i c\u1ea7u tr\u1ee5c EOT: H\u01b0\u1edbng d\u1eabn t\u1eebng b\u01b0\u1edbc<\/a>\u201d.<\/p>\n\n\n\n<p>Sau khi ho\u00e0n t\u1ea5t qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh th\u1eed nghi\u1ec7m v\u00e0 m\u1ecdi th\u1ee9 ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng, thi\u1ebft b\u1ecb \u0111i\u1ec7n c\u1ee7a c\u1ea7n c\u1ea9u c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o s\u1eed d\u1ee5ng ch\u00ednh th\u1ee9c.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"dafang-crane-single-girder-overhead-crane-installation-services\">DAFANG CRANE - D\u1ecbch v\u1ee5 l\u1eafp \u0111\u1eb7t c\u1ea7n c\u1ea9u tr\u1ee5c m\u1ed9t d\u1ea7m<\/h2>\n\n\n\n<p>DAFANG CRANE cung c\u1ea5p d\u1ecbch v\u1ee5 to\u00e0n di\u1ec7n <a href=\"https:\/\/www.hndfcrane.com\/vi\/posts\/dafang-crane-overhead-crane-installation-services\/\">D\u1ecbch v\u1ee5 l\u1eafp \u0111\u1eb7t c\u1ea7n c\u1ea9u c\u1ea7u tr\u1ee5c d\u1ea7m \u0111\u01a1n<\/a>C\u00e1c d\u1ecbch v\u1ee5 n\u00e0y bao g\u1ed3m h\u01b0\u1edbng d\u1eabn l\u1eafp \u0111\u1eb7t t\u1ea1i ch\u1ed7 b\u1edfi c\u00e1c k\u1ef9 s\u01b0 gi\u00e0u kinh nghi\u1ec7m, h\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt, v\u1eadn h\u00e0nh th\u1eed thi\u1ebft b\u1ecb v\u00e0 ch\u1ea1y th\u1eed. Ch\u00fang gi\u00fap kh\u00e1ch h\u00e0ng ho\u00e0n th\u00e0nh vi\u1ec7c l\u1eafp \u0111\u1eb7t c\u1ea7n c\u1ea9u m\u1ed9t c\u00e1ch an to\u00e0n v\u00e0 hi\u1ec7u qu\u1ea3, \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh v\u00e0 \u0111\u00e1ng tin c\u1eady c\u1ee7a c\u1ea7n c\u1ea9u sau khi v\u1eadn h\u00e0nh.<\/p>\n\n\n\n<p>D\u00f9 qu\u00fd kh\u00e1ch c\u1ea7n k\u1ef9 s\u01b0 c\u1ee7a ch\u00fang t\u00f4i cung c\u1ea5p d\u1ecbch v\u1ee5 l\u1eafp \u0111\u1eb7t t\u1ea1i ch\u1ed7 hay c\u1ea7n h\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt t\u1eeb xa, ch\u00fang t\u00f4i \u0111\u1ec1u c\u00f3 th\u1ec3 cung c\u1ea5p c\u00e1c gi\u1ea3i ph\u00e1p linh ho\u1ea1t v\u00e0 chuy\u00ean nghi\u1ec7p ph\u00f9 h\u1ee3p v\u1edbi y\u00eau c\u1ea7u d\u1ef1 \u00e1n c\u1ee7a qu\u00fd kh\u00e1ch, gi\u00fap \u0111\u1ea3m b\u1ea3o qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh v\u00e0 ch\u1ea1y th\u1eed thi\u1ebft b\u1ecb di\u1ec5n ra su\u00f4n s\u1ebb.<\/p>","protected":false},"excerpt":{"rendered":"Single girder overhead crane installation may seem simple \u2014 after the main girder, end carriages, electric hoist, and other major components are assembled, the crane is lifted onto the runway rails. However, we have seen many cases of \u201cinstalled, but not installed correctly\u201d: the crane running off track and causing rail biting, the hoist swinging [&hellip;]","protected":false},"featured_media":15910,"parent":0,"menu_order":0,"template":"single-SEO-Table.php","posts_category":[197],"posts_tag":[787],"acf":[],"_links":{"self":[{"href":"https:\/\/www.hndfcrane.com\/vi\/wp-json\/wp\/v2\/xmxposts\/15891"}],"collection":[{"href":"https:\/\/www.hndfcrane.com\/vi\/wp-json\/wp\/v2\/xmxposts"}],"about":[{"href":"https:\/\/www.hndfcrane.com\/vi\/wp-json\/wp\/v2\/types\/posts"}],"version-history":[{"count":11,"href":"https:\/\/www.hndfcrane.com\/vi\/wp-json\/wp\/v2\/xmxposts\/15891\/revisions"}],"predecessor-version":[{"id":15911,"href":"https:\/\/www.hndfcrane.com\/vi\/wp-json\/wp\/v2\/xmxposts\/15891\/revisions\/15911"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.hndfcrane.com\/vi\/wp-json\/wp\/v2\/media\/15910"}],"wp:attachment":[{"href":"https:\/\/www.hndfcrane.com\/vi\/wp-json\/wp\/v2\/media?parent=15891"}],"wp:term":[{"taxonomy":"posts_category","embeddable":true,"href":"https:\/\/www.hndfcrane.com\/vi\/wp-json\/wp\/v2\/posts_category?post=15891"},{"taxonomy":"posts_tag","embeddable":true,"href":"https:\/\/www.hndfcrane.com\/vi\/wp-json\/wp\/v2\/posts_tag?post=15891"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}