Electric hoist and electric hoist crane

Electric hoist and electric hoist crane is widely used in national economic sectors of simple lifting equipment. Production this kind of equipment in our country has more than 20 years of history, in recent years under the joint efforts of all brothers factory, successfully trial-produced the CD, MD, a new series of electric hoist, our factory also manufacture into a new type electric hoist single-girder crane. In foreign countries, because this hoist equipment of device has simple structure, cheap, wide range of use, also a lot of new products. Below we know parts of it are briefly introduced. Abroad situation of west Germany chainb lock company P type electric hoist in the form of electric hoist double beam crane has developed to a weight of 63 tons, the specific structure of the electric hoist has some local improvement. Significant improvement is its operation device. Figure 1 is the operation of the improved system diagram. Can be seen from the diagram, the new operation unit is both sides of the operating device is driven by an electric motor, it can avoid running twist phenomena caused by drive only one side. At the same time, it went round big board is made of pressed into thin steel plate, than in the past, the steel weight and ease of processing.