Semi gantry crane, as one type of popular gantries, is a lifting machine which mainly used for bulk cargo handling in the outdoor goods and material yards. It can be divided into single girder semi-crane and double girder semi-type crane. For its high-demand of workshops and safety, the crane is usually designed into box-shaped structure to increase rigidity and stability.
Besides, semi cranes always used with electric hoist to achieve its lifting work. The trolley travel mechanism and crane travel mechanism works together to achieve the lifting and moving operation.
Semi gantry crane components
Similar to the ordinary single girder and double girder gantry crane, semi portal crane is made up of several parts including gantry beam, gantry trolley, support legs, electric equipment and gantry hoist, etc. But its leg is just at one side, and there are rails on the factory workshop at the other side.
Advantages of using semi-gantry type crane
1. The design of this kind of crane can save the construction cost and space.
2. It has large span which convenient to handle the cargoes.
3. The travelling organs on cranes are driven separately to ensure the safety of machine.
4. It must go with the warehouses, so to improve the fixity and safety.
5. The crane always in small lifting capacity to decrease the lifting risk.
6. Easy installation and maintenance.
Aicrane design of semi crane
Our group’s business scope covers all different kinds of cranes and winches.
Since its establishment, Aicrane manufacturer has been dedicated to manufacturing and supplying reliable crane products to the customers with good performance and reasonable prices. This semi model crane is one of most favorable products in our factory, and it has been exported to many countries.
Owing a group of professional technicians and skilled workers, our company has been keeping favored and applauded by the customers for many years.
Adhering to” customer centered, quality first” as our business philosophy, adopting to a strict management system and unremitting efforts, our company grows fast and soon ranked into the pillar enterprises of the crane industry in China since inception.
All in all, semi gantry crane is suitable to the occasions which warehouse covers larger area. Rely on its beautiful appearance and safety, this kind of crane is of high reputation by the clients around the world.
Technical parameter of AQ-BMH semi crane |
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| 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 | |