The invention relates to an affiliated container of a movable counter weight. The affiliated container comprises an affiliated container body. The inner cavity bottom surface of the affiliated container body is an inclined plane. The lower part of a side of the affiliated container body is provided with a brake valve. The affiliated container body is arranged on well head ground surface. The lower part of a counter weight cavity is provided with a gate valve, and weight of the counter weight is changed through flowing of liquid. The affiliated container supports the use of a movable counter weight, and according to weight of lifting load, the container can safely and rapidly change weight of the counter weight, so that the weight adapts to the weight of the lifting load, so as to achieve objectives of safe and energy saving.
Affiliated container of movable counter weight
2015-10-21
Patent
Electronic Resource
English
IPC: | B66B Aufzüge , ELEVATORS |
Movable type counter weight mechanism of hoisting machine and hoisting machine
European Patent Office | 2015
|