Trolley Control Overhead Crane

Trolley control overhead crane

Henan Dowell Crane Co., Ltd. continually by old and new users and the industry certainly and trust, trust driving types include: LD type single beam, QD type double beam, LH type double beam, etc., at the same time to undertake: 0.5 T - 400 T gantry crane, single beam type, double beam, double car gantry crane, Hohhot, Inner Mongolia road line hanging, single hoist gantry crane, gantry crane, double hook type main hook type gantry crane. Professional r & d, manufacturing, transformation, maintenance, 0.5T-400T gantry crane, 0.5-200T bridge crane.

Trolley control overhead cranecrane:

1, lifting mechanism configuration has the support of a brake and a safety brake, electric hoist in normal work, conducted by cone brake motor brake, tapered in support of brakes, brake motor when conical motor brake failure or intermediate transmission link fails, installed on the shaft of the reducer high speed dc electromagnetic brake to brake of heavy objects, avoid heavy stall. At the same time, in order to coordinate the action between the cone brake motor and the dc electromagnetic brake, a delay device is added in the control circuit to avoid the motor jam.

2, with the upper limit double limit function. The first limit is for heavy hammer, and the second limit is for conventional electric hoist upper and lower break limit.

3, lifting weight limit protection function, electric hoist lifting 90% rated load lifting weight limiter alarm, lifting 105% rated load electric hoist power off to stop working.

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