{"id":11026,"date":"2025-03-01T09:28:51","date_gmt":"2025-03-01T09:28:51","guid":{"rendered":"https:\/\/www.hndfcrane.com\/?post_type=posts&#038;p=11026"},"modified":"2025-03-01T09:28:56","modified_gmt":"2025-03-01T09:28:56","slug":"overhead-crane-wire-rope-selection-inspection","status":"publish","type":"posts","link":"https:\/\/www.hndfcrane.com\/vi\/posts\/overhead-crane-wire-rope-selection-inspection\/","title":{"rendered":"C\u00e1p c\u1ea9u tr\u1ee5c: L\u1ef1a ch\u1ecdn, ki\u1ec3m tra v\u00e0 b\u1ea3o tr\u00ec"},"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=\"#selection-of-overhead-crane-wire-ropes\">L\u1ef1a ch\u1ecdn d\u00e2y c\u00e1p c\u1ea9u tr\u1ee5c<\/a><ul><li><a href=\"#1-determining-the-safety-factor-of-wire-ropes\">1. X\u00e1c \u0111\u1ecbnh h\u1ec7 s\u1ed1 an to\u00e0n c\u1ee7a d\u00e2y c\u00e1p<\/a><\/li><li><a href=\"#2-strength-calculation-of-wire-ropes\">2. T\u00ednh to\u00e1n s\u1ee9c m\u1ea1nh c\u1ee7a d\u00e2y c\u00e1p<\/a><\/li><li><a href=\"#3-structure-of-wire-ropes\">3. C\u1ea5u tr\u00fac c\u1ee7a d\u00e2y c\u00e1p<\/a><\/li><\/ul><\/li><li><a href=\"#proper-use-of-overhead-crane-wire-ropes\">S\u1eed d\u1ee5ng \u0111\u00fang c\u00e1ch d\u00e2y c\u00e1p c\u1ea9u tr\u1ee5c<\/a><ul><li><a href=\"#correct-unreeling-method-for-wire-ropes\">Ph\u01b0\u01a1ng ph\u00e1p th\u00e1o cu\u1ed9n d\u00e2y c\u00e1p \u0111\u00fang c\u00e1ch<\/a><\/li><li><a href=\"#correct-method-for-threading-wire-ropes\">Ph\u01b0\u01a1ng ph\u00e1p \u0111\u00fang \u0111\u1ec3 lu\u1ed3n d\u00e2y c\u00e1p<\/a><\/li><\/ul><\/li><li><a href=\"#inspection-methods-for-overhead-crane-wire-ropes\">Ph\u01b0\u01a1ng ph\u00e1p ki\u1ec3m tra d\u00e2y c\u00e1p c\u1ea9u tr\u1ee5c<\/a><ul><li><a href=\"#visual-inspection\">Ki\u1ec3m tra tr\u1ef1c quan<\/a><\/li><li><a href=\"#manual-inspection\">Ki\u1ec3m tra th\u1ee7 c\u00f4ng<\/a><\/li><li><a href=\"#instrument-inspection\">Ki\u1ec3m tra d\u1ee5ng c\u1ee5<\/a><\/li><\/ul><\/li><li><a href=\"#maintenance-of-overhead-crane-wire-ropes\">B\u1ea3o tr\u00ec c\u00e1p c\u1ea9u tr\u1ee5c<\/a><ul><li><a href=\"#manual-rope-arrangement\">S\u1eafp x\u1ebfp d\u00e2y th\u1eebng th\u1ee7 c\u00f4ng<\/a><\/li><li><a href=\"#requirements-for-wire-rope-arrangement-on-the-drum\">Y\u00eau c\u1ea7u v\u1ec1 vi\u1ec7c s\u1eafp x\u1ebfp d\u00e2y c\u00e1p tr\u00ean tr\u1ed1ng<\/a><\/li><li><a href=\"#wire-rope-lubrication\">B\u00f4i tr\u01a1n d\u00e2y c\u00e1p<\/a><\/li><li><a href=\"#inspection-and-recording\">Ki\u1ec3m tra v\u00e0 ghi ch\u00e9p<\/a><\/li><\/ul><\/li><li><a href=\"#conclusion\">Ph\u1ea7n k\u1ebft lu\u1eadn<\/a><\/li><\/ul><\/nav><\/div>\n\n\n\n<p>Trong qu\u00e1 tr\u00ecnh n\u00e2ng h\u1ea1 c\u1ea7n c\u1ea9u, d\u00e2y c\u00e1p \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng. V\u00ec d\u00e2y c\u00e1p l\u00e0 th\u00e0nh ph\u1ea7n quan tr\u1ecdng c\u1ee7a c\u1ea7n c\u1ea9u, n\u00ean ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u1ea7n s\u1eed d\u1ee5ng ch\u00fang m\u1ed9t c\u00e1ch ph\u00f9 h\u1ee3p, l\u1ef1a ch\u1ecdn \u0111\u00fang lo\u1ea1i d\u00e2y c\u00e1p c\u1ea7n c\u1ea9u tr\u00ean cao d\u1ef1a tr\u00ean m\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c v\u00e0 n\u1eafm v\u1eefng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ki\u1ec3m tra ch\u00ednh x\u00e1c. C\u00e1ch ti\u1ebfp c\u1eadn n\u00e0y n\u00e2ng cao hi\u1ec7u qu\u1ea3 ch\u1ea5t l\u01b0\u1ee3ng c\u00f4ng vi\u1ec7c chung v\u00e0 \u0111\u1ea3m b\u1ea3o t\u00ednh \u1ed5n \u0111\u1ecbnh v\u00e0 an to\u00e0n c\u1ee7a ho\u1ea1t \u0111\u1ed9ng c\u1ea7n c\u1ea9u. B\u00e0i vi\u1ebft n\u00e0y ph\u00e2n t\u00edch c\u00e1c ph\u01b0\u01a1ng ph\u00e1p l\u1ef1a ch\u1ecdn v\u00e0 ki\u1ec3m tra d\u00e2y c\u00e1p c\u1ea7n c\u1ea9u tr\u00ean cao, nh\u1eb1m m\u1ee5c \u0111\u00edch li\u00ean t\u1ee5c c\u1ea3i thi\u1ec7n h\u1ec7 th\u1ed1ng l\u00e0m vi\u1ec7c v\u00e0 t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t c\u1ee7a d\u00e2y c\u00e1p c\u1ea7n c\u1ea9u trong c\u00e1c \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"666\" src=\"https:\/\/www.hndfcrane.com\/wp-content\/uploads\/2025\/03\/Overhead-Crane-Wire-Rope.png\" alt=\"\" class=\"wp-image-11027\"\/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"selection-of-overhead-crane-wire-ropes\">L\u1ef1a ch\u1ecdn d\u00e2y c\u00e1p c\u1ea9u tr\u1ee5c<\/h2>\n\n\n\n<p>C\u00e1p th\u00e9p l\u00e0 m\u1ed9t th\u00e0nh ph\u1ea7n quan tr\u1ecdng c\u1ee7a c\u1ea7n tr\u1ee5c. N\u1ebfu l\u1ef1a ch\u1ecdn kh\u00f4ng \u0111\u00fang c\u00e1ch, n\u00f3 s\u1ebd \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ti\u1ebfn \u0111\u1ed9 c\u00f4ng vi\u1ec7c chung v\u00e0 d\u1eabn \u0111\u1ebfn tai n\u1ea1n an to\u00e0n nghi\u00eam tr\u1ecdng. D\u1ef1a tr\u00ean c\u00e1c ti\u00eau chu\u1ea9n l\u00e0m vi\u1ec7c \u0111\u1ed1i v\u1edbi c\u00e1p th\u00e9p c\u1ea7n tr\u1ee5c, trong qu\u00e1 tr\u00ecnh l\u1ef1a ch\u1ecdn, h\u1ec7 s\u1ed1 an to\u00e0n c\u1ee7a c\u00e1p th\u00e9p tr\u01b0\u1edbc ti\u00ean ph\u1ea3i \u0111\u01b0\u1ee3c xem x\u00e9t \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o n\u00f3 tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n qu\u1ed1c gia c\u00f3 li\u00ean quan. N\u1ebfu h\u1ec7 s\u1ed1 an to\u00e0n c\u1ee7a c\u00e1p th\u00e9p kh\u00f4ng \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n, n\u00f3 s\u1ebd g\u00e2y ra c\u00e1c m\u1ed1i nguy hi\u1ec3m ti\u1ec1m \u1ea9n v\u1ec1 an to\u00e0n. Th\u1ee9 hai, trong qu\u00e1 tr\u00ecnh l\u1ef1a ch\u1ecdn, gi\u00e1 c\u1ee7a c\u00e1p th\u00e9p c\u0169ng ph\u1ea3i \u0111\u01b0\u1ee3c t\u00ednh \u0111\u1ebfn. \u0110\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u qu\u1ea3 c\u00f4ng vi\u1ec7c chung, ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u1ea7n ph\u00e2n t\u00edch chi ph\u00ed c\u00e1p th\u00e9p c\u1ea7n thi\u1ebft cho m\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c c\u1ee5 th\u1ec3 c\u1ee7a c\u1ea7n tr\u1ee5c, do \u0111\u00f3 c\u1ea3i thi\u1ec7n hi\u1ec7u qu\u1ea3 chi ph\u00ed chung. Cu\u1ed1i c\u00f9ng, ph\u1ea3i ch\u00fa \u00fd ch\u1eb7t ch\u1ebd \u0111\u1ebfn s\u1ed1 l\u01b0\u1ee3ng c\u00e1p th\u00e9p, c\u1ea7n x\u00e1c \u0111\u1ecbnh d\u1ef1a tr\u00ean y\u00eau c\u1ea7u c\u00f4ng vi\u1ec7c th\u1ef1c t\u1ebf.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"1-determining-the-safety-factor-of-wire-ropes\">1. X\u00e1c \u0111\u1ecbnh h\u1ec7 s\u1ed1 an to\u00e0n c\u1ee7a d\u00e2y c\u00e1p<\/h3>\n\n\n\n<p>Trong qu\u00e1 tr\u00ecnh l\u1ef1a ch\u1ecdn c\u00e1p th\u00e9p c\u1ea9u tr\u1ee5c, c\u1ea7n ph\u1ea3i xem x\u00e9t lo\u1ea1i c\u1ea7n tr\u1ee5c v\u00e0 h\u1ec7 s\u1ed1 an to\u00e0n c\u1ee7a c\u00e1p th\u00e9p. C\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 c\u1ea5p \u0111\u1ed9 c\u01a1 c\u1ea5u n\u00e2ng h\u1ea1 v\u00e0 n\u00e2ng h\u1ea1 c\u1ee7a c\u1ea7n tr\u1ee5c c\u1ea7n \u0111\u01b0\u1ee3c t\u00ednh \u0111\u1ebfn \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh c\u1ea5p \u0111\u1ed9 an to\u00e0n c\u1ee7a c\u00e1p th\u00e9p. Khi x\u00e1c \u0111\u1ecbnh c\u00e1c th\u00f4ng s\u1ed1 an to\u00e0n c\u1ee7a c\u00e1p th\u00e9p c\u1ea9u, ng\u01b0\u1eddi v\u1eadn h\u00e0nh ph\u1ea3i thi\u1ebft l\u1eadp h\u1ec7 s\u1ed1 an to\u00e0n theo c\u00e1c y\u00eau c\u1ea7u quy \u0111\u1ecbnh c\u00f3 li\u00ean quan.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>Nhi\u1ec7m v\u1ee5 c\u00f4ng vi\u1ec7c<\/td><td>M1<\/td><td>M2<\/td><td>M3<\/td><td>M4<\/td><td>M5<\/td><td>M6<\/td><td>M7<\/td><td>M8<\/td><\/tr><tr><td>H\u1ec7 s\u1ed1 an to\u00e0n<\/td><td>3.15<\/td><td>3.35<\/td><td>3.55<\/td><td>4<\/td><td>4.5<\/td><td>5.6<\/td><td>7.1<\/td><td>9<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"2-strength-calculation-of-wire-ropes\">2. T\u00ednh to\u00e1n s\u1ee9c m\u1ea1nh c\u1ee7a d\u00e2y c\u00e1p<\/h3>\n\n\n\n<p>Trong qu\u00e1 tr\u00ecnh l\u1ef1a ch\u1ecdn c\u00e1p th\u00e9p c\u1ea7u tr\u1ee5c c\u1ea7n ph\u1ea3i s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng th\u1ee9c t\u01b0\u01a1ng \u1ee9ng \u0111\u1ec3 t\u00ednh to\u00e1n \u0111\u01b0\u1eddng k\u00ednh c\u00e1p th\u00e9p, \u0111\u1ea3m b\u1ea3o c\u01a1 s\u1edf khoa h\u1ecdc cho vi\u1ec7c l\u1ef1a ch\u1ecdn.<\/p>\n\n\n\n<p>F<sub>1<\/sub>\u2265F<sub>t\u1ed1i \u0111a<\/sub>S<\/p>\n\n\n\n<ul>\n<li>F<sub>1<\/sub>: L\u1ef1c \u0111\u1ee9t t\u1ed1i thi\u1ec3u c\u1ee7a d\u00e2y c\u00e1p<\/li>\n\n\n\n<li>F<sub>t\u1ed1i \u0111a<\/sub>: L\u1ef1c l\u00e0m vi\u1ec7c t\u0129nh l\u1edbn nh\u1ea5t c\u1ee7a c\u00e1p c\u1ea9u<\/li>\n\n\n\n<li>S: H\u1ec7 s\u1ed1 an to\u00e0n c\u1ee7a d\u00e2y c\u00e1p<\/li>\n<\/ul>\n\n\n\n<p>F<sub>0<\/sub>\u2265(F<sub>t\u1ed1i \u0111a<\/sub>\/\u03c6<sub>T\u00f4i<\/sub>)S<\/p>\n\n\n\n<ul>\n<li>F<sub>0<\/sub>: T\u1ed5ng l\u1ef1c ph\u00e1 h\u1ee7y c\u1ee7a d\u00e2y c\u00e1p<\/li>\n\n\n\n<li>\u03c6<sub>T\u00f4i<\/sub>: H\u1ec7 s\u1ed1 chuy\u1ec3n \u0111\u1ed5i l\u1ef1c k\u00e9o \u0111\u1ee9t c\u1ee7a c\u00e1p c\u1ea9u<\/li>\n<\/ul>\n\n\n\n<p>D\u1ef1a tr\u00ean k\u1ebft qu\u1ea3 t\u00ednh to\u00e1n, c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c \u0111\u1ed9 b\u1ec1n c\u1ee7a c\u00e1p th\u00e9p c\u00f3 \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u l\u00e0m vi\u1ec7c hay kh\u00f4ng, \u0111\u1ea3m b\u1ea3o an to\u00e0n v\u00e0 \u1ed5n \u0111\u1ecbnh cho ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u1ea7n tr\u1ee5c.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"3-structure-of-wire-ropes\">3. C\u1ea5u tr\u00fac c\u1ee7a d\u00e2y c\u00e1p<\/h3>\n\n\n\n<p>C\u00e1c ph\u01b0\u01a1ng ph\u00e1p ti\u1ebfp x\u00fac c\u1ee7a c\u00e1p th\u00e9p c\u1ea7n c\u1ea9u ch\u1ee7 y\u1ebfu bao g\u1ed3m ti\u1ebfp x\u00fac \u0111i\u1ec3m, ti\u1ebfp x\u00fac \u0111\u01b0\u1eddng v\u00e0 ti\u1ebfp x\u00fac b\u1ec1 m\u1eb7t. Ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u1ea7n l\u1ef1a ch\u1ecdn c\u00e1p th\u00e9p ph\u00f9 h\u1ee3p d\u1ef1a tr\u00ean c\u00e1c th\u00f4ng s\u1ed1 v\u1eadn h\u00e0nh c\u1ee7a c\u1ea7n c\u1ea9u \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o l\u1ef1a ch\u1ecdn h\u1ee3p l\u00fd v\u1ec1 m\u1eb7t khoa h\u1ecdc. V\u00ed d\u1ee5, trong qu\u00e1 tr\u00ecnh l\u1ef1a ch\u1ecdn, ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh h\u00ecnh d\u1ea1ng c\u1ea5u tr\u00fac c\u1ee7a c\u00e1p th\u00e9p th\u00f4ng qua c\u00e1c ph\u01b0\u01a1ng ph\u00e1p nh\u01b0 ti\u1ebfp x\u00fac \u0111\u01b0\u1eddng, x\u1ebfp ch\u00e9o v\u00e0 s\u1ee3i tr\u00f2n c\u00f3 l\u00f5i th\u00e9p. \u0110i\u1ec1u n\u00e0y gi\u00fap x\u00e1c \u0111\u1ecbnh xem c\u00e1p th\u00e9p \u0111\u00e3 ch\u1ecdn c\u00f3 th\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u v\u1eadn h\u00e0nh c\u1ee7a c\u1ea7n c\u1ea9u hay kh\u00f4ng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"proper-use-of-overhead-crane-wire-ropes\">S\u1eed d\u1ee5ng \u0111\u00fang c\u00e1ch d\u00e2y c\u00e1p c\u1ea9u tr\u1ee5c<\/h2>\n\n\n\n<p>Trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh c\u1ea7n c\u1ea9u, d\u00e2y c\u00e1p \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng. Do \u0111\u00f3, vi\u1ec7c l\u1ef1a ch\u1ecdn v\u00e0 s\u1eed d\u1ee5ng d\u00e2y c\u00e1p \u0111\u00fang c\u00e1ch l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft. N\u1ebfu m\u00f4 men xo\u1eafn quay c\u1ee7a c\u00e1c s\u1ee3i b\u00ean trong v\u00e0 b\u00ean ngo\u00e0i c\u1ee7a d\u00e2y c\u00e1p kh\u00f4ng c\u00e2n b\u1eb1ng, chi\u1ec1u d\u00e0i c\u1ee7a d\u00e2y c\u00e1p s\u1ebd b\u1ecb ph\u00e1 v\u1ee1, d\u1eabn \u0111\u1ebfn d\u00e2y c\u00e1p b\u1ecb ch\u00f9ng. \u0110i\u1ec1u n\u00e0y, \u0111\u1ebfn l\u01b0\u1ee3t n\u00f3, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i c\u1ee7a d\u00e2y c\u00e1p c\u1ea7n c\u1ea9u.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"correct-unreeling-method-for-wire-ropes\">Ph\u01b0\u01a1ng ph\u00e1p th\u00e1o cu\u1ed9n d\u00e2y c\u00e1p \u0111\u00fang c\u00e1ch<\/h3>\n\n\n\n<p>C\u00e1p th\u00e9p c\u1ea9u ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c th\u00e1o ra ho\u1eb7c l\u1eafp th\u00e0nh cu\u1ed9n. Khi th\u00e1o ra ho\u1eb7c l\u1eafp \u0111\u1eb7t c\u00e1p th\u00e9p, c\u1ea7n th\u1ef1c hi\u1ec7n nhi\u1ec1u bi\u1ec7n ph\u00e1p kh\u00e1c nhau \u0111\u1ec3 ng\u0103n c\u00e1p th\u00e9p quay v\u00e0o trong ho\u1eb7c ra ngo\u00e0i, v\u00ec \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng v\u00f2ng, xo\u1eafn ho\u1eb7c u\u1ed1n cong, khi\u1ebfn c\u00e1p th\u00e9p kh\u00f4ng s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c. \u0110i\u1ec1u n\u00e0y bao g\u1ed3m th\u00e1o cu\u1ed9n t\u1eeb cu\u1ed9n c\u00e1p ho\u1eb7c cu\u1ed9n d\u00e2y. Trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh th\u1ef1c t\u1ebf, khi th\u00e1o cu\u1ed9n c\u00e1p, c\u1ea7n tr\u00e1nh k\u00e9o ng\u1eabu nhi\u00ean \u0111\u1ec3 tr\u00e1nh xo\u1eafn ho\u1eb7c t\u1ea1o v\u00f2ng cho c\u00e1p th\u00e9p c\u1ea9u. \u0110\u1ec3 tr\u00e1nh nh\u1eefng xu h\u01b0\u1edbng kh\u00f4ng mong mu\u1ed1n nh\u01b0 v\u1eady, c\u00e1p th\u00e9p ph\u1ea3i \u0111\u01b0\u1ee3c th\u00e1o theo \u0111\u01b0\u1eddng th\u1eb3ng d\u01b0\u1edbi \u0111\u1ed9 ch\u00f9ng t\u1ed1i thi\u1ec3u cho ph\u00e9p.<\/p>\n\n\n\n<p>Trong qu\u00e1 tr\u00ecnh l\u1eafp \u0111\u1eb7t c\u00e1p th\u00e9p, n\u1ebfu m\u00f4i tr\u01b0\u1eddng v\u00e0 \u0111i\u1ec1u ki\u1ec7n l\u00e0m vi\u1ec7c cho ph\u00e9p, \u0111i\u1ec1u c\u1ea7n thi\u1ebft l\u00e0 ph\u1ea3i \u0111\u1ea3m b\u1ea3o c\u00e1p th\u00e9p lu\u00f4n xo\u1eafn theo c\u00f9ng m\u1ed9t h\u01b0\u1edbng. C\u1ee5 th\u1ec3, c\u00e1p th\u00e9p th\u00e1o ra kh\u1ecfi ph\u1ea7n tr\u00ean c\u1ee7a cu\u1ed9n ph\u1ea3i \u0111i v\u00e0o ph\u1ea7n tr\u00ean c\u1ee7a c\u1ea7n tr\u1ee5c ho\u1eb7c tang t\u1eddi, trong khi c\u00e1p th\u00e9p th\u00e1o ra kh\u1ecfi ph\u1ea7n d\u01b0\u1edbi c\u1ee7a cu\u1ed9n ph\u1ea3i \u0111i v\u00e0o ph\u1ea7n d\u01b0\u1edbi c\u1ee7a c\u1ea7n tr\u1ee5c ho\u1eb7c tang t\u1eddi. N\u1ebfu \u0111\u1ea7u tr\u01b0\u1edbc c\u1ee7a c\u00e1p th\u00e9p ng\u01b0\u1ee3c chi\u1ec1u kim \u0111\u1ed3ng h\u1ed3, cu\u1ed9n d\u00e2y ph\u1ea3i \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh theo h\u01b0\u1edbng ng\u01b0\u1ee3c chi\u1ec1u kim \u0111\u1ed3ng h\u1ed3. Trong qu\u00e1 tr\u00ecnh qu\u1ea5n c\u00e1p th\u00e9p c\u1ea7n tr\u1ee5c, to\u00e0n b\u1ed9 cu\u1ed9n d\u00e2y ph\u1ea3i \u0111\u01b0\u1ee3c l\u1eafp tr\u00ean gi\u00e1 \u0111\u1ee1 xoay chuy\u00ean d\u1ee5ng. Trong giai \u0111o\u1ea1n th\u00e1o cu\u1ed9n, c\u00e1p th\u00e9p tr\u00ean tang c\u01a1 c\u1ea5u n\u00e2ng ph\u1ea3i \u0111\u01b0\u1ee3c xoay \u0111\u1ec1u v\u00e0 h\u01b0\u1edbng c\u1ee7a c\u00e1p th\u00e9p v\u00e0 cu\u1ed9n d\u00e2y c\u0169ng ph\u1ea3i th\u1eb3ng h\u00e0ng.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"correct-method-for-threading-wire-ropes\">Ph\u01b0\u01a1ng ph\u00e1p \u0111\u00fang \u0111\u1ec3 lu\u1ed3n d\u00e2y c\u00e1p<\/h3>\n\n\n\n<p>\u0110\u1ec3 s\u1eed d\u1ee5ng \u0111\u00fang c\u00e1ch c\u00e1p th\u00e9p c\u1ea9u, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i ch\u1ecdn h\u01b0\u1edbng \u0111\u1eb7t c\u00e1p th\u00e9p th\u00edch h\u1ee3p, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong qu\u00e1 tr\u00ecnh lu\u1ed3n d\u00e2y. C\u1ea7n \u0111\u1eb7c bi\u1ec7t ch\u00fa \u00fd \u0111\u1ebfn h\u01b0\u1edbng \u0111\u1eb7t c\u00e1p th\u00e9p c\u1ea9u. Khi thay \u0111\u1ed5i ho\u1eb7c thay th\u1ebf c\u00e1p th\u00e9p c\u1ea9u, c\u1ea7n l\u01b0u \u00fd v\u1ecb tr\u00ed c\u1ee7a \u0111\u1ea7u c\u00e1p trong r\u00e3nh c\u00e1p v\u00e0 v\u1ecb tr\u00ed c\u1ed1 \u0111\u1ecbnh \u1edf \u0111\u1ea7u tr\u00ean c\u1ee7a tang.<\/p>\n\n\n\n<ul>\n<li>Khi s\u1eed d\u1ee5ng c\u00e1p c\u1ea9u b\u00ean tr\u00e1i, c\u00e1p ph\u1ea3i \u0111\u01b0\u1ee3c qu\u1ea5n t\u1eeb tr\u00e1i sang ph\u1ea3i, v\u1edbi c\u00e1p tho\u00e1t ra t\u1eeb ph\u00eda d\u01b0\u1edbi.<\/li>\n\n\n\n<li>Khi s\u1eed d\u1ee5ng d\u00e2y c\u00e1p th\u00e9p n\u1eb1m b\u00ean ph\u1ea3i:\n<ul>\n<li>Trong tr\u01b0\u1eddng h\u1ee3p \u0111\u1ea7u ti\u00ean, d\u00e2y c\u00e1p ph\u1ea3i \u0111\u01b0\u1ee3c qu\u1ea5n t\u1eeb tr\u00e1i sang ph\u1ea3i, v\u1edbi d\u00e2y c\u00e1p tho\u00e1t ra t\u1eeb ph\u00eda tr\u00ean c\u1ee7a tang tr\u1ed1ng.<\/li>\n\n\n\n<li>Trong tr\u01b0\u1eddng h\u1ee3p th\u1ee9 hai, d\u00e2y c\u00e1p ph\u1ea3i \u0111\u01b0\u1ee3c qu\u1ea5n t\u1eeb ph\u1ea3i sang tr\u00e1i, v\u1edbi d\u00e2y c\u00e1p tho\u00e1t ra t\u1eeb ph\u00eda d\u01b0\u1edbi c\u1ee7a tang tr\u1ed1ng.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"inspection-methods-for-overhead-crane-wire-ropes\">Ph\u01b0\u01a1ng ph\u00e1p ki\u1ec3m tra d\u00e2y c\u00e1p c\u1ea9u tr\u1ee5c<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"visual-inspection\">Ki\u1ec3m tra tr\u1ef1c quan<\/h3>\n\n\n\n<p>Sau khi x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c m\u1eabu m\u00e3 v\u00e0 s\u1ed1 l\u01b0\u1ee3ng c\u00e1p th\u00e9p c\u1ea7n c\u1ea9u, ng\u01b0\u1eddi v\u1eadn h\u00e0nh ph\u1ea3i ti\u1ebfn h\u00e0nh ki\u1ec3m tra tr\u1ef1c quan. Trong qu\u00e1 tr\u00ecnh n\u00e0y, h\u1ecd c\u1ea7n ki\u1ec3m tra xem c\u00e1p th\u00e9p c\u00f3 d\u1ea5u hi\u1ec7u h\u01b0 h\u1ecfng n\u00e0o kh\u00f4ng. Th\u1ecb tr\u01b0\u1eddng c\u00e1p th\u00e9p c\u1ea7n c\u1ea9u hi\u1ec7n nay c\u00f3 nhi\u1ec1u s\u1ea3n ph\u1ea9m gi\u1ea3 m\u1ea1o v\u00e0 k\u00e9m ch\u1ea5t l\u01b0\u1ee3ng, kh\u00f4ng th\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 tin c\u1eady c\u1ee7a c\u00e1c \u1ee9ng d\u1ee5ng c\u00e1p th\u00e9p. Do \u0111\u00f3, trong qu\u00e1 tr\u00ecnh ki\u1ec3m tra tr\u1ef1c quan, \u0111i\u1ec1u c\u1ea7n thi\u1ebft l\u00e0 ph\u1ea3i \u0111\u1ea3m b\u1ea3o r\u1eb1ng t\u1ea5t c\u1ea3 c\u00e1p th\u00e9p c\u1ea7n c\u1ea9u kh\u00f4ng c\u00f3 v\u1ea5n \u0111\u1ec1 v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 tr\u00e1nh s\u1eed d\u1ee5ng c\u00e1p th\u00e9p l\u1ed7i.<\/p>\n\n\n\n<p>Trong qu\u00e1 tr\u00ecnh ki\u1ec3m tra tr\u1ef1c quan, ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p ph\u00e2n t\u00edch so s\u00e1nh. Trong c\u00e1c d\u1ef1 \u00e1n x\u00e2y d\u1ef1ng, khi l\u1ef1a ch\u1ecdn d\u00e2y c\u00e1p c\u1ea9u, n\u00ean thi\u1ebft l\u1eadp quan h\u1ec7 \u0111\u1ed1i t\u00e1c l\u00e2u d\u00e0i v\u1edbi c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t d\u00e2y c\u00e1p. B\u1eb1ng c\u00e1ch so s\u00e1nh d\u00e2y c\u00e1p c\u1ea9u ch\u01b0a s\u1eed d\u1ee5ng v\u1edbi d\u00e2y c\u00e1p m\u1edbi mua, ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh xem c\u00f3 b\u1ea5t k\u1ef3 v\u1ea5n \u0111\u1ec1 n\u00e0o v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng v\u1edbi v\u1ebb ngo\u00e0i c\u1ee7a d\u00e2y c\u00e1p hay kh\u00f4ng. N\u1ebfu t\u00ecnh tr\u1ea1ng chung c\u1ee7a d\u00e2y c\u00e1p c\u1ea9u ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c nh\u01b0ng m\u1ed9t s\u1ed1 b\u1ed9 ph\u1eadn c\u00f3 d\u1ea5u hi\u1ec7u m\u00f2n, v\u1eabn c\u00f3 th\u1ec3 \u0111\u01b0a v\u00e0o s\u1eed d\u1ee5ng mi\u1ec5n l\u00e0 t\u00ecnh tr\u1ea1ng m\u00f2n kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t \u1ee9ng d\u1ee5ng tr\u1ef1c ti\u1ebfp c\u1ee7a n\u00f3.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"manual-inspection\">Ki\u1ec3m tra th\u1ee7 c\u00f4ng<\/h3>\n\n\n\n<p>Khi c\u00e1p th\u00e9p ch\u1ecbu t\u1ea3i c\u1ea7n c\u1ea9u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong m\u00f4i tr\u01b0\u1eddng v\u00e0 \u0111i\u1ec1u ki\u1ec7n th\u1ef1c t\u1ebf, b\u1ec1 m\u1eb7t ngo\u00e0i c\u1ee7a ch\u00fang ti\u1ebfp x\u00fac v\u00e0 ma s\u00e1t v\u1edbi c\u00e1c b\u1ec1 m\u1eb7t nh\u01b0 r\u00e3nh puli v\u00e0 m\u1eb7t ngo\u00e0i tang tr\u1ed1ng, d\u1eabn \u0111\u1ebfn hao m\u00f2n b\u00ean ngo\u00e0i. S\u1ef1 hao m\u00f2n n\u00e0y khi\u1ebfn \u0111\u01b0\u1eddng k\u00ednh c\u00e1p m\u1ecfng \u0111i v\u00e0 co l\u1ea1i, v\u00e0 c\u0169ng c\u00f3 th\u1ec3 khi\u1ebfn c\u00e1c s\u1ee3i c\u00e1p b\u00ean ngo\u00e0i tr\u1edf n\u00ean nh\u1eb5n, \u0111\u1ee9t ho\u1eb7c th\u1eadm ch\u00ed g\u00e2y ra g\u00e3y s\u1ee3i. Nh\u1eefng v\u1ea5n \u0111\u1ec1 n\u00e0y l\u00e0m gi\u1ea3m di\u1ec7n t\u00edch m\u1eb7t c\u1eaft ngang c\u1ee7a c\u00e1p th\u00e9p ch\u1ecbu t\u1ea3i, do \u0111\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 b\u1ec1n k\u00e9o c\u1ee7a n\u00f3. Ki\u1ec3m tra th\u1ee7 c\u00f4ng h\u00e0ng ng\u00e0y ch\u1ee7 y\u1ebfu bao g\u1ed3m quan s\u00e1t b\u1eb1ng m\u1eaft v\u00e0 ph\u01b0\u01a1ng ph\u00e1p \u0111o k\u1eb9p. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c chi ti\u1ebft ki\u1ec3m tra c\u1ee5 th\u1ec3:<\/p>\n\n\n\n<ul>\n<li>Ki\u1ec3m tra d\u00e2y \u0111\u1ee9t: Trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh c\u1ea7n c\u1ea9u, d\u00e2y c\u00e1p c\u1ea7n \u0111\u01b0\u1ee3c thay th\u1ebf th\u01b0\u1eddng xuy\u00ean v\u00ec d\u00e2y \u0111\u1ee9t l\u00e0 v\u1ea5n \u0111\u1ec1 th\u01b0\u1eddng g\u1eb7p trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng. Ng\u01b0\u1eddi v\u1eadn h\u00e0nh ph\u1ea3i ph\u00e2n t\u00edch m\u1ed9t c\u00e1ch c\u00f3 h\u1ec7 th\u1ed1ng t\u00ecnh tr\u1ea1ng d\u00e2y \u0111\u1ee9t b\u00ean trong v\u00e0 b\u00ean ngo\u00e0i \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh nghi\u00eam ng\u1eb7t c\u1ee7a quy tr\u00ecnh ki\u1ec3m tra.<\/li>\n\n\n\n<li>\u0110\u1ea7u d\u00e2y \u0111\u1ee9t: S\u1ef1 hao m\u00f2n nghi\u00eam tr\u1ecdng \u1edf \u0111\u1ea7u d\u00e2y c\u00e1p c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn \u0111\u1ee9t. N\u1ebfu ph\u00e1t hi\u1ec7n th\u1ea5y d\u00e2y c\u00e1p b\u1ecb \u0111\u1ee9t, \u0111i\u1ec1u \u0111\u00f3 cho th\u1ea5y d\u00e2y c\u00e1p \u0111\u00e3 c\u0169 v\u00e0 c\u1ea7n \u0111\u01b0\u1ee3c thay th\u1ebf k\u1ecbp th\u1eddi.<\/li>\n\n\n\n<li>T\u1ed1c \u0111\u1ed9 t\u0103ng tr\u01b0\u1edfng c\u1ee7a d\u00e2y \u0111\u1ee9t: Khi th\u1eddi gian s\u1eed d\u1ee5ng d\u00e2y c\u00e1p c\u1ea9u tr\u1ee5c t\u0103ng l\u00ean, s\u1ed1 l\u01b0\u1ee3ng d\u00e2y \u0111\u1ee9t t\u00edch t\u1ee5 v\u00e0 kho\u1ea3ng c\u00e1ch gi\u1eefa c\u00e1c d\u00e2y \u0111\u1ee9t ng\u1eafn l\u1ea1i. Do \u0111\u00f3, th\u1eddi gian s\u1eed d\u1ee5ng d\u00e2y c\u00e1p ph\u1ea3i \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n d\u1ef1a tr\u00ean t\u00ecnh tr\u1ea1ng d\u00e2y \u0111\u1ee9t.<\/li>\n\n\n\n<li>Gi\u1ea3m \u0111\u01b0\u1eddng k\u00ednh d\u00e2y: H\u01b0 h\u1ecfng l\u00f5i d\u00e2y l\u00e0m gi\u1ea3m \u0111\u01b0\u1eddng k\u00ednh c\u1ee7a d\u00e2y c\u00e1p c\u1ea9u v\u00e0 l\u00e0m y\u1ebfu s\u1ee9c m\u1ea1nh c\u1ee7a n\u00f3, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ef1 c\u00e2n b\u1eb1ng \u1ee9ng su\u1ea5t c\u1ee7a c\u00e1c s\u1ee3i d\u00e2y c\u00e1p. Do \u0111\u00f3, t\u00ecnh tr\u1ea1ng c\u1ee7a l\u00f5i d\u00e2y ph\u1ea3i \u0111\u01b0\u1ee3c ki\u1ec3m tra trong qu\u00e1 tr\u00ecnh l\u00e0m vi\u1ec7c th\u1ef1c t\u1ebf v\u00e0 c\u00e1c v\u1ea5n \u0111\u1ec1 c\u1ea7n \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh v\u00e0 gi\u1ea3i quy\u1ebft k\u1ecbp th\u1eddi.<\/li>\n\n\n\n<li>Hao m\u00f2n b\u00ean trong v\u00e0 b\u00ean ngo\u00e0i: D\u01b0\u1edbi \u00e1p l\u1ef1c, ti\u1ebfp x\u00fac li\u00ean t\u1ee5c gi\u1eefa d\u00e2y c\u00e1p c\u1ea7n c\u1ea9u v\u00e0 r\u00e3nh tang tr\u1ed1ng ho\u1eb7c r\u00e3nh puli g\u00e2y ra hao m\u00f2n b\u00ean ngo\u00e0i, l\u00e0m gi\u1ea3m \u0111\u1ed9 b\u1ec1n c\u1ee7a d\u00e2y c\u00e1p v\u00e0 gi\u1ea3m di\u1ec7n t\u00edch m\u1eb7t c\u1eaft ngang v\u00e0 \u0111\u01b0\u1eddng k\u00ednh c\u1ee7a d\u00e2y c\u00e1p. \u0110\u1ec3 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 n\u00e0y, ng\u01b0\u1eddi v\u1eadn h\u00e0nh ph\u1ea3i thay d\u00e2y c\u00e1p m\u1edbi trong t\u00ecnh tr\u1ea1ng t\u1ed1t.<\/li>\n\n\n\n<li>\u0102n m\u00f2n: C\u1ea7n c\u1ea9u ch\u1ee7 y\u1ebfu ho\u1ea1t \u0111\u1ed9ng trong m\u00f4i tr\u01b0\u1eddng b\u00ean ngo\u00e0i. N\u1ebfu vi\u1ec7c b\u00f4i tr\u01a1n c\u00e1p th\u00e9p k\u00e9m ho\u1eb7c ho\u1ea1t \u0111\u1ed9ng trong \u0111i\u1ec1u ki\u1ec7n nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 \u1ea9m \u01b0\u1edbt, c\u00f3 th\u1ec3 x\u1ea3y ra hi\u1ec7n t\u01b0\u1ee3ng \u0103n m\u00f2n. Khi ph\u00e1t hi\u1ec7n ra nh\u1eefng v\u1ea5n \u0111\u1ec1 nh\u01b0 v\u1eady, ng\u01b0\u1eddi v\u1eadn h\u00e0nh ph\u1ea3i b\u00f4i tr\u01a1n c\u00e1p th\u00e9p.<\/li>\n\n\n\n<li>Bi\u1ebfn d\u1ea1ng: D\u01b0\u1edbi t\u00e1c \u0111\u1ed9ng c\u1ee7a ngo\u1ea1i l\u1ef1c, c\u00e1p c\u1ea9u tr\u1ee5c c\u00f3 th\u1ec3 \u0111\u1ed9t ng\u1ed9t \u0111\u1ee9t. Ng\u01b0\u1eddi v\u1eadn h\u00e0nh ph\u1ea3i thay c\u00e1p c\u1ea9u tr\u1ee5c ngay trong nh\u1eefng tr\u01b0\u1eddng h\u1ee3p nh\u01b0 v\u1eady.<\/li>\n\n\n\n<li>Ki\u1ec3m tra ph\u1ee5 ki\u1ec7n k\u1ebft n\u1ed1i: Trong qu\u00e1 tr\u00ecnh k\u1ebft n\u1ed1i c\u00e1c \u0111\u1ea7u c\u00e1p, ng\u01b0\u1eddi v\u1eadn h\u00e0nh ph\u1ea3i ki\u1ec3m tra \u0111\u1ed9 ch\u1eafc ch\u1eafn c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb k\u1ebft n\u1ed1i kh\u00e1c nhau. Th\u00f4ng qua ki\u1ec3m tra th\u1ee7 c\u00f4ng, h\u1ecd n\u00ean t\u1ed1i \u01b0u h\u00f3a v\u00e0 thay th\u1ebf c\u00e1p d\u1ef1a tr\u00ean t\u00ecnh tr\u1ea1ng th\u1ef1c t\u1ebf c\u1ee7a ch\u00fang.<\/li>\n<\/ul>\n\n\n\n<p>\u0110\u1ec3 gi\u1ea3m thi\u1ec3u s\u1ef1 gi\u00e1m s\u00e1t trong qu\u00e1 tr\u00ecnh ki\u1ec3m tra c\u00e1p th\u00e9p c\u1ea7n c\u1ea9u, ng\u01b0\u1eddi v\u1eadn h\u00e0nh n\u00ean ti\u1ebfn h\u00e0nh ki\u1ec3m tra theo t\u1eebng \u0111\u1ee3t. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c chi ti\u1ebft ki\u1ec3m tra \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n k\u1ef9 l\u01b0\u1ee1ng v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng c\u00f4ng vi\u1ec7c chung \u0111\u01b0\u1ee3c duy tr\u00ec. \u0110\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u qu\u1ea3 c\u1ee7a c\u00e1c cu\u1ed9c ki\u1ec3m tra th\u1ee7 c\u00f4ng, c\u1ea7n tri\u1ec3n khai quy tr\u00ecnh \u0111\u00e1nh gi\u00e1. T\u1ea5t c\u1ea3 c\u00e1p th\u00e9p c\u1ea7n c\u1ea9u tr\u00ean cao ph\u1ea3i tr\u1ea3i qua \u00edt nh\u1ea5t hai v\u00f2ng \u0111\u00e1nh gi\u00e1 \u0111\u1ec3 tr\u00e1nh m\u1ecdi v\u1ea5n \u0111\u1ec1 c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t c\u00f4ng vi\u1ec7c th\u1ef1c t\u1ebf.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"instrument-inspection\">Ki\u1ec3m tra d\u1ee5ng c\u1ee5<\/h3>\n\n\n\n<p>Trong qu\u00e1 tr\u00ecnh ki\u1ec3m tra d\u1ee5ng c\u1ee5 c\u1ee7a d\u00e2y c\u00e1p c\u1ea9u tr\u00ean cao, c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng m\u00e1y d\u00f2 l\u1ed7i, ch\u1ee7 y\u1ebfu s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p r\u00f2 r\u1ec9 t\u1eeb th\u00f4ng (MFL) \u0111\u1ec3 ph\u00e1t hi\u1ec7n c\u00e1c l\u1ed7i d\u00e2y b\u1ecb \u0111\u1ee9t trong d\u00e2y c\u00e1p c\u1ea9u. Trong giai \u0111o\u1ea1n v\u1eadn h\u00e0nh th\u1ef1c t\u1ebf, ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u1ea7n t\u1eeb h\u00f3a d\u00e2y c\u00e1p theo tr\u1ee5c b\u1eb1ng t\u1eeb tr\u01b0\u1eddng v\u00e0 th\u1ef1c hi\u1ec7n th\u1eed nghi\u1ec7m kh\u00f4ng ph\u00e1 h\u1ee7y th\u00f4ng qua c\u00e1c thi\u1ebft b\u1ecb ph\u00e1t hi\u1ec7n nh\u1ea1y c\u1ea3m v\u1edbi t\u1eeb t\u00ednh. Cu\u1ed1i c\u00f9ng, b\u1eb1ng c\u00e1ch ph\u00e2n t\u00edch c\u00e1c t\u00edn hi\u1ec7u r\u00f2 r\u1ec9 t\u1eeb th\u00f4ng, c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c d\u00e2y c\u00e1p c\u1ea9u c\u00f3 v\u1ea5n \u0111\u1ec1 v\u1ec1 d\u00e2y b\u1ecb \u0111\u1ee9t hay kh\u00f4ng. Ngo\u00e0i ra, c\u00f3 th\u1ec3 ph\u00e1t hi\u1ec7n c\u00e1c l\u1ed7i d\u1ef1a tr\u00ean \u0111\u1ed9 t\u1eeb th\u1ea9m c\u1ee7a d\u00e2y c\u00e1p c\u1ea9u. Ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u1ea7n s\u1eed d\u1ee5ng c\u1ea3m bi\u1ebfn m\u1ea1ch t\u1eeb c\u00e2n b\u1eb1ng \u0111\u1ec3 \u0111o t\u1eeb th\u00f4ng c\u1ee7a d\u00e2y c\u00e1p v\u00e0 x\u00e1c \u0111\u1ecbnh nh\u1eefng thay \u0111\u1ed5i trong di\u1ec7n t\u00edch m\u1eb7t c\u1eaft ngang c\u1ee7a d\u00e2y c\u00e1p d\u1ef1a tr\u00ean c\u00e1c t\u00edn hi\u1ec7u.<\/p>\n\n\n\n<p>\u0110\u1ec3 t\u1ed1i \u0111a h\u00f3a hi\u1ec7u qu\u1ea3 c\u1ee7a m\u00e1y d\u00f2 khuy\u1ebft t\u1eadt, c\u00e1c c\u1ea3m bi\u1ebfn n\u00ean \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t g\u1ea7n r\u00f2ng r\u1ecdc c\u1ed1 \u0111\u1ecbnh v\u00e0 tang tr\u1ed1ng c\u1ee7a c\u1ea7n c\u1ea9u. B\u1eb1ng c\u00e1ch ph\u00e2n t\u00edch v\u00e0 l\u01b0u tr\u1eef c\u00e1c t\u00edn hi\u1ec7u khuy\u1ebft t\u1eadt t\u1eeb d\u00e2y c\u00e1p, c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n m\u00f4 ph\u1ecfng t\u00edn hi\u1ec7u v\u00e0 c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng m\u00e0n h\u00ecnh m\u00e1y t\u00ednh \u0111\u1ec3 thu th\u1eadp th\u00f4ng tin nh\u01b0 v\u1ecb tr\u00ed, chi\u1ec1u d\u00e0i v\u00e0 s\u1ed1 l\u01b0\u1ee3ng d\u00e2y b\u1ecb \u0111\u1ee9t trong d\u00e2y c\u00e1p c\u1ee7a c\u1ea7n c\u1ea9u. N\u1ebfu ph\u00e1t hi\u1ec7n ra v\u1ea5n \u0111\u1ec1, m\u00e0n h\u00ecnh s\u1ebd ph\u00e1t ra c\u1ea3nh b\u00e1o v\u00e0 c\u00f3 th\u1ec3 in ra c\u00e1c th\u00f4ng s\u1ed1 ki\u1ec3m tra c\u1ee5 th\u1ec3.<\/p>\n\n\n\n<p>So v\u1edbi c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ki\u1ec3m tra th\u1ee7 c\u00f4ng, ki\u1ec3m tra b\u1eb1ng d\u1ee5ng c\u1ee5 cung c\u1ea5p d\u1eef li\u1ec7u ch\u00ednh x\u00e1c h\u01a1n v\u00e0 hi\u1ec7u qu\u1ea3 ph\u00e1t hi\u1ec7n cao h\u01a1n, t\u1ea1o \u0111i\u1ec1u ki\u1ec7n hi\u1ec3u bi\u1ebft to\u00e0n di\u1ec7n v\u1ec1 c\u00e1c khuy\u1ebft t\u1eadt trong c\u00e1p th\u00e9p c\u1ea7n c\u1ea9u v\u00e0 x\u00e1c \u0111\u1ecbnh ch\u00ednh x\u00e1c kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i v\u00e0 tu\u1ed5i th\u1ecd c\u1ee7a ch\u00fang. Ngo\u00e0i ra, c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ki\u1ec3m tra tr\u1ef1c tuy\u1ebfn cho ph\u00e9p ng\u01b0\u1eddi v\u1eadn h\u00e0nh hi\u1ec3u r\u00f5 t\u00ecnh tr\u1ea1ng th\u1ef1c t\u1ebf c\u1ee7a c\u00e1p th\u00e9p c\u1ea7n c\u1ea9u. Tuy nhi\u00ean, ki\u1ec3m tra b\u1eb1ng d\u1ee5ng c\u1ee5 c\u0169ng c\u00f3 nh\u1eefng h\u1ea1n ch\u1ebf. V\u00ed d\u1ee5, n\u00f3 kh\u00f4ng th\u1ec3 x\u00e1c \u0111\u1ecbnh c\u00e1c v\u1ea5n \u0111\u1ec1 nh\u01b0 \u0103n m\u00f2n ho\u1eb7c u\u1ed1n cong trong c\u00e1p th\u00e9p c\u1ea7n c\u1ea9u, c\u0169ng kh\u00f4ng th\u1ec3 ki\u1ec3m tra m\u1ed9t c\u00e1ch c\u00f3 h\u1ec7 th\u1ed1ng v\u1ecb tr\u00ed c\u1ee7a c\u00e1c \u0111\u1ea7u c\u00e1p th\u00e9p v\u00e0 c\u00e1c ph\u1ee5 ki\u1ec7n k\u1ebft n\u1ed1i li\u00ean quan. Do \u0111\u00f3, trong c\u00f4ng vi\u1ec7c ki\u1ec3m tra th\u1ef1c t\u1ebf, ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u1ea7n l\u1ef1a ch\u1ecdn ph\u01b0\u01a1ng ph\u00e1p ki\u1ec3m tra ph\u00f9 h\u1ee3p d\u1ef1a tr\u00ean c\u00e1c \u0111i\u1ec1u ki\u1ec7n s\u1eed d\u1ee5ng c\u1ee5 th\u1ec3.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"maintenance-of-overhead-crane-wire-ropes\">B\u1ea3o tr\u00ec c\u00e1p c\u1ea9u tr\u1ee5c<\/h2>\n\n\n\n<p>Trong giai \u0111o\u1ea1n n\u00e2ng c\u1ee7a c\u1ea7n c\u1ea9u, nh\u1eefng bi\u1ebfn \u0111\u1ed9ng \u0111\u00e1ng k\u1ec3 v\u1ec1 kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i c\u1ee7a c\u1ea7n c\u1ea9u c\u00f3 th\u1ec3 g\u00e2y ra c\u00e1c m\u1ee9c \u0111\u1ed9 \u1ee9ng su\u1ea5t k\u00e9o kh\u00e1c nhau gi\u1eefa m\u1ed7i l\u1edbp c\u00e1p th\u00e9p tr\u00ean tang. T\u00ecnh hu\u1ed1ng n\u00e0y th\u01b0\u1eddng d\u1eabn \u0111\u1ebfn c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 khe h\u1edf \u00e1p su\u1ea5t, khi\u1ebfn l\u1edbp c\u00e1p th\u00e9p b\u00ean ngo\u00e0i ph\u1ea3i ch\u1ecbu \u00e1p su\u1ea5t qu\u00e1 m\u1ee9c, sau \u0111\u00f3 \u0111\u01b0\u1ee3c truy\u1ec1n xu\u1ed1ng c\u00e1c l\u1edbp b\u00ean d\u01b0\u1edbi. N\u1ebfu c\u00e1p th\u00e9p c\u1ee7a c\u1ea7n c\u1ea9u \u1edf tr\u1ea1ng th\u00e1i ch\u00f9ng, l\u1edbp ngo\u00e0i c\u00f3 th\u1ec3 b\u1ecb bi\u1ebfn d\u1ea1ng c\u1ee5c b\u1ed9, ph\u00e1 v\u1ee1 s\u1ef1 s\u1eafp x\u1ebfp c\u1ee7a c\u00e1p th\u00e9p v\u00e0 l\u00e0m t\u0103ng t\u1ed1c \u0111\u1ed9 m\u00e0i m\u00f2n, do \u0111\u00f3 l\u00e0m gi\u1ea3m tu\u1ed5i th\u1ecd c\u1ee7a c\u00e1p. Khi c\u00e1c v\u1ea5n \u0111\u1ec1 nh\u01b0 v\u1eady x\u1ea3y ra, c\u1ea7n th\u1ef1c hi\u1ec7n c\u00e1c bi\u1ec7n ph\u00e1p sau:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"manual-rope-arrangement\">S\u1eafp x\u1ebfp d\u00e2y th\u1eebng th\u1ee7 c\u00f4ng<\/h3>\n\n\n\n<p>Khi c\u00e1c v\u1ea5n \u0111\u1ec1 tr\u00ean ph\u00e1t sinh, ng\u01b0\u1eddi v\u1eadn h\u00e0nh ph\u1ea3i d\u1eebng thi\u1ebft b\u1ecb ngay l\u1eadp t\u1ee9c v\u00e0 x\u1eed l\u00fd v\u1ea5n \u0111\u1ec1 th\u00f4ng qua vi\u1ec7c s\u1eafp x\u1ebfp d\u00e2y th\u1ee7 c\u00f4ng. M\u1eb7c d\u00f9 ph\u01b0\u01a1ng ph\u00e1p n\u00e0y t\u01b0\u01a1ng \u0111\u1ed1i k\u00e9m hi\u1ec7u qu\u1ea3, nh\u01b0ng n\u00f3 c\u00f3 th\u1ec3 gi\u1ea3i ph\u00f3ng t\u1ea5t c\u1ea3 c\u00e1c d\u00e2y c\u00e1p b\u1ecb r\u1ed1i, do \u0111\u00f3 c\u1ea3i thi\u1ec7n v\u00e0 t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t c\u1ee7a d\u00e2y c\u00e1p.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"requirements-for-wire-rope-arrangement-on-the-drum\">Y\u00eau c\u1ea7u v\u1ec1 vi\u1ec7c s\u1eafp x\u1ebfp d\u00e2y c\u00e1p tr\u00ean tr\u1ed1ng<\/h3>\n\n\n\n<p>\u0110\u01a1n v\u1ecb s\u1eed d\u1ee5ng n\u00ean thay th\u1ebf d\u00e2y c\u00e1p c\u1ea9u d\u1ef1a tr\u00ean chi\u1ec1u cao n\u00e2ng th\u1ef1c t\u1ebf c\u1ee7a thi\u1ebft b\u1ecb. D\u00e2y c\u00e1p tr\u00ean <a href=\"https:\/\/www.hndfcrane.com\/vi\/crane-rope-drum\/\">c\u00e1i tr\u1ed1ng<\/a> n\u00ean \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng hi\u1ec7u qu\u1ea3 m\u00e0 kh\u00f4ng c\u1ea7n th\u1ea3 d\u00e2y th\u1eeba. Khi d\u1ee5ng c\u1ee5 n\u00e2ng \u1edf v\u1ecb tr\u00ed l\u00e0m vi\u1ec7c th\u1ea5p nh\u1ea5t, d\u00e2y c\u00e1p qu\u1ea5n tr\u00ean tang tr\u1ed1ng (tr\u1eeb c\u00e1c cu\u1ed9n c\u1ed1 \u0111\u1ecbnh) ph\u1ea3i c\u00f3 kh\u00f4ng \u00edt h\u01a1n 2 cu\u1ed9n (\u0111\u1ed1i v\u1edbi c\u1ea7n tr\u1ee5c th\u00e1p v\u00e0 c\u1ea7n tr\u1ee5c di \u0111\u1ed9ng, kh\u00f4ng \u00edt h\u01a1n 3 cu\u1ed9n). \u0110\u1ed1i v\u1edbi thi\u1ebft b\u1ecb \u0111\u1ed7 xe c\u01a1 kh\u00ed, khi gi\u00e1 \u0111\u1ee1 ho\u1eb7c khay \u0111\u1ec3 xe \u1edf v\u1ecb tr\u00ed l\u00e0m vi\u1ec7c th\u1ea5p nh\u1ea5t, d\u00e2y c\u00e1p qu\u1ea5n tr\u00ean tang tr\u1ed1ng (tr\u1eeb c\u00e1c cu\u1ed9n c\u1ed1 \u0111\u1ecbnh) ph\u1ea3i c\u00f3 kh\u00f4ng \u00edt h\u01a1n 2 cu\u1ed9n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"wire-rope-lubrication\">B\u00f4i tr\u01a1n d\u00e2y c\u00e1p<\/h3>\n\n\n\n<p>Vi\u1ec7c b\u00f4i tr\u01a1n c\u00e1p th\u00e9p c\u00f3 th\u1ec3 n\u00e2ng cao hi\u1ec7u su\u1ea5t c\u1ee7a c\u00e1p. Trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng, c\u00e1p th\u00e9p c\u1ee7a c\u1ea7n tr\u1ee5c tr\u00ean cao ph\u1ea3i ch\u1ecbu c\u1ea3 l\u1ef1c k\u00e9o v\u00e0 l\u1ef1c n\u00e9n puli, t\u1ea1o ra nhi\u1ec7t do ma s\u00e1t. Vi\u1ec7c c\u1ea1n ki\u1ec7t ch\u1ea5t b\u00f4i tr\u01a1n c\u1ee7a c\u00e1p th\u00e9p c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn \u0103n m\u00f2n, \u1ea3nh h\u01b0\u1edfng ti\u00eau c\u1ef1c \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a c\u00e1p. Ngo\u00e0i ra, \u0111\u1ed9 nh\u00e1m b\u1ec1 m\u1eb7t do hao m\u00f2n b\u00ean ngo\u00e0i c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t ch\u1ed1ng \u0103n m\u00f2n c\u1ee7a c\u00e1p th\u00e9p b\u00ean trong, c\u00f3 kh\u1ea3 n\u0103ng d\u1eabn \u0111\u1ebfn \u0111\u1ee9t c\u00e1p. Do \u0111\u00f3, ng\u01b0\u1eddi v\u1eadn h\u00e0nh n\u00ean th\u01b0\u1eddng xuy\u00ean v\u1ec7 sinh v\u00e0 b\u00f4i tr\u01a1n c\u00e1p th\u00e9p c\u1ee7a c\u1ea7n tr\u1ee5c \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u qu\u1ea3 b\u00f4i tr\u01a1n c\u1ee7a c\u00e1p.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"inspection-and-recording\">Ki\u1ec3m tra v\u00e0 ghi ch\u00e9p<\/h3>\n\n\n\n<p>Ngo\u00e0i vi\u1ec7c b\u00f4i tr\u01a1n, trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng, c\u1ea7n ki\u1ec3m tra t\u00ecnh tr\u1ea1ng m\u00f2n v\u00e0 \u0111\u1ee9t c\u1ee7a d\u00e2y c\u00e1p. N\u1ebfu ph\u00e1t hi\u1ec7n b\u1ea5t k\u1ef3 v\u1ea5n \u0111\u1ec1 n\u00e0o, c\u1ea7n thay d\u00e2y c\u00e1p m\u1edbi ngay l\u1eadp t\u1ee9c v\u00e0 b\u00e1o c\u00e1o t\u00ecnh h\u00ecnh li\u00ean quan \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o thi\u1ebft b\u1ecb ho\u1ea1t \u0111\u1ed9ng an to\u00e0n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"conclusion\">Ph\u1ea7n k\u1ebft lu\u1eadn<\/h2>\n\n\n\n<p>\u0110\u1ec3 t\u1eadn d\u1ee5ng t\u1ed1i \u0111a vai tr\u00f2 c\u1ee7a c\u00e1p c\u1ea9u tr\u1ee5c, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i l\u1ef1a ch\u1ecdn lo\u1ea1i c\u00e1p ph\u00f9 h\u1ee3p, \u00e1p d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ki\u1ec3m tra khoa h\u1ecdc v\u00e0 \u0111\u1ea3m b\u1ea3o s\u1eed d\u1ee5ng v\u00e0 b\u1ea3o d\u01b0\u1ee1ng \u0111\u00fang c\u00e1ch. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y \u0111\u1ea3m b\u1ea3o v\u1eadn h\u00e0nh c\u1ea7n c\u1ea9u an to\u00e0n v\u00e0 ng\u0103n ng\u1eeba tai n\u1ea1n an to\u00e0n.<\/p>\n\n\n\n<p>Th\u1ea9m quy\u1ec1n gi\u1ea3i quy\u1ebft: <a href=\"https:\/\/kns.cnki.net\/kcms2\/article\/abstract?v=yTFySdb0ipJq9IlwdubNJfFH1cCmWI7TREGmos3xy3YAP3jZq1aMNTDtoimb0ucrOaOPYqj4N3im4ZNzyd5XaPfCmNSEQvzsUpe0JCw75K8E-w-WjAUf3zJ1xevBNNODt5-gG_L5IgzbPUKaQYR1y0dpu9GniaMmZRHkoB3ZhCo=&amp;uniplatform=NZKPT\" target=\"_blank\" rel=\"noopener\">Ph\u01b0\u01a1ng ph\u00e1p l\u1ef1a ch\u1ecdn v\u00e0 ki\u1ec3m tra d\u00e2y c\u00e1p c\u1ea9u<\/a><\/p>","protected":false},"excerpt":{"rendered":"Trong qu\u00e1 tr\u00ecnh n\u00e2ng h\u1ea1 b\u1eb1ng c\u1ea7n c\u1ea9u, c\u00e1p th\u00e9p \u0111\u00f3ng vai tr\u00f2 v\u00f4 c\u00f9ng quan tr\u1ecdng. V\u00ec c\u00e1p th\u00e9p l\u00e0 b\u1ed9 ph\u1eadn quan tr\u1ecdng c\u1ee7a c\u1ea7n c\u1ea9u, ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u1ea7n s\u1eed d\u1ee5ng ch\u00fang m\u1ed9t c\u00e1ch h\u1ee3p l\u00fd, l\u1ef1a ch\u1ecdn \u0111\u00fang lo\u1ea1i c\u00e1p th\u00e9p c\u1ea7n c\u1ea9u ph\u00f9 h\u1ee3p v\u1edbi m\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c v\u00e0 n\u1eafm v\u1eefng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ki\u1ec3m tra ch\u00ednh x\u00e1c. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y gi\u00fap n\u00e2ng cao hi\u1ec7u qu\u1ea3 [\u2026]","protected":false},"featured_media":11027,"parent":0,"menu_order":0,"template":"single-SEO-Table.php","posts_category":[197],"posts_tag":[383,384,382,381],"acf":[],"_links":{"self":[{"href":"https:\/\/www.hndfcrane.com\/vi\/wp-json\/wp\/v2\/xmxposts\/11026"}],"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":7,"href":"https:\/\/www.hndfcrane.com\/vi\/wp-json\/wp\/v2\/xmxposts\/11026\/revisions"}],"predecessor-version":[{"id":11034,"href":"https:\/\/www.hndfcrane.com\/vi\/wp-json\/wp\/v2\/xmxposts\/11026\/revisions\/11034"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.hndfcrane.com\/vi\/wp-json\/wp\/v2\/media\/11027"}],"wp:attachment":[{"href":"https:\/\/www.hndfcrane.com\/vi\/wp-json\/wp\/v2\/media?parent=11026"}],"wp:term":[{"taxonomy":"posts_category","embeddable":true,"href":"https:\/\/www.hndfcrane.com\/vi\/wp-json\/wp\/v2\/posts_category?post=11026"},{"taxonomy":"posts_tag","embeddable":true,"href":"https:\/\/www.hndfcrane.com\/vi\/wp-json\/wp\/v2\/posts_tag?post=11026"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}