Semi gantry crane is a kind of gantry crane that has a leg at its one side and runs along the ground rails, and has one leg at the other side and runs along the rails on the factory workshop. The semi gantry crane is combining the advantages of the full gantry crane and overhead crane. It is widely applied to do loading and unloading work in indoor or outdoor.
It has features of beautiful and durable appearance, perfect performance, low cost, easy maintenance, high adaptability and so on. Here are single semi gantry crane and double semi gantry crane with below:
Technical data of Semi Gantry Crane:
| Capacity | t | 3 | 5 | 10 | 16 | 20 |
| Span | S(m) | 8~30 | 8~30 | 8~30 | 8~30 | 8~30 |
| Lifting height | m | 6~18 | 6~18 | 6~18 | 6~18 | 6~18 |
| Lifting speed | m/min | 8（0.8/8） | 8（0.8/8） | 7（0.7/7） | 3.5（0.35/3.5） | 3.3（0.33/3.3） |
| Trolley speed | m/min | 20(30) | 20(30) | 20(30) | 18 | 14 |
| Crane speed | m/min | 20(30) | 20(30) | 20(30) | 20(30) | 20(30) |
| Work duty | A3~A4 | A3~A4 | A3~A4 | A3~A4 | A3~A4 | |
| Track type | P24 | P24 P30 | P30 P38 | P30 P38 | P38 P43 |
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| Capacity | t | 5 | 10 | 16 | 20 | 32 |
| Span | S(m) | 12~30 | 12~30 | 12~30 | 12~30 | 12~30 |
| Lifting height | m | 6~12 | 6~12 | 6~12 | 6~12 | 6~12 |
| Lifting speed | m/min | 11.5 | 8.5 | 7.9 | 7.2 | 6 |
| Trolley speed | m/min | 37.2 | 37.4 | 40.1 | 40 | 37 |
| Crane speed | m/min | 37.7 | 37.7 | 40.1 | 40.1 | 38 |
| Work duty | A3~A6 | A3~A6 | A3~A6 | A3~A6 | A3~A6 | |
| Track type | P43 | P43 | P43 QU70 | P43 QU70 | P50 QU80 |
Features of the Semi Gantry Crane:
1. Semi gantry supporting legs, one side traveling on the factory supporting beam.
2. Smooth starting and stopping,Overload protection.
3. Convenient maintenance, Electricity saving.
4. Excellent exchange ability for parts and components.
5. Protective earthing.Main lifting motor with thermal protection.
6. Emergency switch can stop all movement when any dangerous happened.
7. Sub-assemblies characteristic are tested before assembly.
8. All cranes must be preassembled and tested before leaving factory and offer the certification of test.
