Alternating-current and direct-current security control box
The invention relates to an alternating-current and direct-current security operation box which comprises a box body, and an additional security oil pipe, a first oil spraying pipe, a left emergency trip lever oil pipe, a left emergency trip lever oil feeding pipe, a right emergency trip lever oil f...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention relates to an alternating-current and direct-current security operation box which comprises a box body, and an additional security oil pipe, a first oil spraying pipe, a left emergency trip lever oil pipe, a left emergency trip lever oil feeding pipe, a right emergency trip lever oil feeding pipe, a second oil spraying pipe, a right emergency trip lever oil pipe and a pressure oil pipe are arranged at the top of the box body. A novel electromagnet, a stop button, a first oil injection slide valve, a second oil injection slide valve and a rotary button are arranged on the front side of the box body, a release slide valve is arranged in the box body, the novel electromagnet and the stop button are suitable for controlling the release slide valve to move, and the release slide valve is suitable for controlling the flow direction of hydraulic oil in the additional security oil pipe. The alternating current and direct current security operation box achieves the alternating current and direct current |
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