1. general Longmen crane
This kind of crane is mostly used in the case of box type and truss type structure. It can carry all kinds of pieces of goods and bulk materials, with a weight of less than 100 tons and a span of 4~39 meters. The general gantry crane with a grab has a higher working level. The general gantry crane mainly refers to the hoist, grab, electromagnetic and hoist gantry crane, and also includes a half door type crane.
2. Longmen crane for Hydropower Station
It is mainly used to lift and open and close the gate, and can also be installed. The lifting weight is 80~500 tons, the span is small, it is 8~16 meters, and the lifting speed is lower, which is 1~5 meters per cent. Although this kind of crane is not often hoisted, it is very heavy once the work is used, so it is necessary to improve the work level properly.
3. shipbuilding Longmen crane
Ship to berth assembly, standing two lifting trolley: one of two main hook, running in the bridge on the flange of the rail; the other has a main hook and a hook on the bridge side, under the flange orbit, to turn and lifting large hull. The lifting weight is generally 100~1500 tons; the span is 185 meters; the lifting speed is 2~15 M / min, and the fretting speed of 0.1 to 0.5 meters per minute.
4. container Longmen crane
Used in container terminals. Trailer bridge to quay container carrying containers unloaded from the ship to the yard or rear, away from the Longmen container crane stacking up or direct loading, can speed up the bridge or other crane container carrying the turnover. A stack of containers with high 3~4 layers and 6 rows of wide rows can be stacked in general use of tyre type and rail type. The span of the container Longmen crane and the container across the container, its span and the height of the two sides of the door are large. In order to meet the transport needs of port wharves, this kind of crane has a higher working level. The lifting speed is 8~10 M / min, the span is decided by the number of containers spanning according to the need, the maximum is about 60 meters, corresponding to 20 feet, 30 feet and 40 feet, the lifting capacity of the container is about 20 tons, 25 tons and 30 tons respectively.
- Common Bridge Crane
- Other Bridge Cranes
- Bridge Crane Parameters
- Type Classification Of Gantry Crane
- Gantry Crane Representation Method
- A Historical Record Of A Portal Crane
- Main Features Of Electric Hoist
- Main Equipment Of Electric Hoist
- Classification Of Hoist Crane
- Safety Operation Of Hoist Crane
- Test Procedures Before Use Of Electric Chain Hoist
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