Elevator for well repair
The invention discloses an elevator for well repair. The device comprises a device main body, a trigger feedback electric control unit, an automatic control valve, a valve power cylinder, a power safety mechanism power cylinder, a valve and a power safety mechanism, wherein a suspension cavity is fo...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses an elevator for well repair. The device comprises a device main body, a trigger feedback electric control unit, an automatic control valve, a valve power cylinder, a power safety mechanism power cylinder, a valve and a power safety mechanism, wherein a suspension cavity is formed in the device main body; the trigger feedback electric control unit is arranged in the device main body; the trigger feedback electric control unit is connected with the automatic control valve; the automatic control valve is further connected with the valve power cylinder and the power safetymechanism power cylinder. Wherein the valve power cylinder is in driving connection with the valve, the power safety mechanism power cylinder is in driving connection with the power safety mechanism,and the valve and the power safety mechanism are rotatably arranged on the device main body through shaft pins. According to the elevator, the adjusting piece and the mechanical safety pin are arranged in a matched mode, autom |
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