Underground coal mine longitudinal rotation type high-voltage isolation device
The invention provides an underground coal mine longitudinal rotation type high-voltage isolation device which comprises an explosion-proof box body, wherein an explosion-proof sealing door is arranged on the explosion-proof box body, a vacuum circuit breaker, a longitudinal rotation mechanism and a...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention provides an underground coal mine longitudinal rotation type high-voltage isolation device which comprises an explosion-proof box body, wherein an explosion-proof sealing door is arranged on the explosion-proof box body, a vacuum circuit breaker, a longitudinal rotation mechanism and a control box are arranged in the explosion-proof box body, the longitudinal rotation mechanism and the control box are both fixed to a support, the vacuum circuit breaker is connected with the longitudinal rotation mechanism, and the two ends of the vacuum circuit breaker are connected with a wire inlet mechanism and a wire outlet mechanism through contact pieces respectively. The control box is internally provided with a control unit and an execution unit, the longitudinal rotation mechanism is connected with the execution unit, and the vacuum circuit breaker and the execution unit are both connected with the control unit. The device is provided with two operation modes, namely, automatic and manual separation and |
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