Gantry Crane are also known as Portal crane or Goliath crane. Include single girder gantry crane, double girder gantry crane, engineer gantry crane, semi gantry crane.
Semi gantry crane are a cost-effective alternative which just have one side support leg, the other leg traveling on the ground rail, the other side is the end of the bridge girder same as the overhead crane end beam, it is traveling on the bracket rail. They are also an ideal supplement to overhead/bridge cranes at the workstation level.
The advantage of semigantry crane is that it can be installed below overhead cranes that already exist. That realized the extensive cover of the floor area.
Semi gantry crane is mainly used in Steel, Forest Products, Intermodal, Biomass/Pellet, Concrete and many other industries.
- Can be installed below overhead cranes that already exist, equipped with all the necessary safety device
- Can save the cost than the full gantry crane
- Suitable for both indoor and outdoor, semi gantry cranes is one of the practical lifting solution for many applications.
- Include double girder semi gantry and single girder semi gantry crane
- Equipped with high quality accessories
Include hoist and winch for single girder semi gantry crane and double girder semi gantry crane
Q235/Q345 carbon structural steel. Main beam with strong box type and standard deflection
Light capacity equipped with general LD wheel, heavy capacity equipped with high quality forged wheel or wheel group
Make main girder divided into two or more parts, convenient for transportby container, and assemble with strong bolt
For crane and winch power supply, usually we equipped Schneider, ABB, Siemens brand. Inverter equipped Yaskawa brand
Single girder semi gantry crane motor is Nanjing rand, double girder motor is Wuxi dongda/Boneng/SEW brand
|Semi Gantry Crane||Full TypeGantry Crane|
|Name||Lifting mechanism||Hoist traveling mechanism||Crane traveling mechanism|
|Motor||Nanjing (IP44,IP54)||Nanjing (IP44,IP54)||Wuxi Hongda|
|Brake||Included in motor||Included in motor||Jiaozuo Changjiang|
You might be interested in the following questions
What information shall we offer to get precise quotation & best design?
- Capacity: __ton?
- Span length: __m?
Any canteliever do you need?
- Lift height: __m? (hook center to ground)
- Traveling distance: __m? Do you need us provide rail and cable?
- Which material to lift?
any special requirement on lifting speed, hosit traveling speed and crane traveling speed?
- Work frequency: like how many times/day, hours/time?
So that we can confrim which type is more suit for your case: like double girder or single girder?
- Woring condition: temperature? Any corrosive gas or material? Any explosive gas or material?
- Is there any column and runway beam in your workshop? Would be better if you can send us your workshop drawing or pictures. We can have basic understand about your workshop circumstance so that we can provide the best solution to your case.
- Power supply: 220/380/400/440V, 50/60Hz, 3Ph?
Under which condition we should to choose semi gantry crane?
- If crane is used in workshop, there also have the column and bracket, and the workshop width is more big than your required crane span length, we suggest you choose semi gantry crane.
- When the crane used outdoor, near the workshop, and your workshop is enough strong to bearing the crane, we suggest you choose semi gantry crane, it also can save the space.
When work temperature under 20℃, what is the crane different? When work temperature is too high, what is the difference.
Under 20℃, the crane's steel plate will reply by Q345. When temperatureis too high, will use H grade motor, and increase the cable's insulation grade, also will increase the crane's ventilation.
Whether you can offer the matched spare parts?
Yep, as crane manufacturer, we offer all the related spare parts, such as motor, hoists, drums, wheels, grabs, hooks, rails, travel beams, enclosed bus bar etc.
Which delivery method Dafang Crane can offer? How Dafang Crane ensure the safe delivery of goods?
We have plenty experience of exporting. By container, by bulk, by LCL, by flat rack all is okay for us. And we will give suggestion of delivery method. There will have reinforcement during package and load to ensure safe delivery