Fireproof hydraulic control device
A control device and hydraulic technology, applied in the direction of valve device, valve operation/release device, function valve type, etc., can solve problems such as easy generation of electric sparks, aggravated accidents, potential safety hazards, etc., achieve stable and reliable installation, and expand the scope of use , the effect of increasing the force limit
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[0021] The present invention will be further explained below in conjunction with the drawings:
[0022] With reference to the drawings: the fireproof hydraulic control device in this embodiment includes a hollow cylinder 2 connected to the hydraulic valve oil circuit 1. The upper end of the hollow cylinder 2 is hermetically connected with a mounting seat 3, and the upper end of the mounting seat 3 is provided There is a cover 4; the hollow cylinder 2 is provided with a liquid inlet 5 and a liquid outlet 6, and the inner cavity of the hollow cylinder 2 is movably provided with a valve core 7 for closing the liquid inlet 5 and the liquid outlet 6; mounting seat 3 A movable guide rod 8 is provided inside, and a spring 9 is supported between the movable guide rod 8 and the valve core 7; a set of through holes 10 are provided on the wall of the casing 4, and a temperature-sensitive glass ball 11 is provided in the casing 4, which One end of the warm glass ball 11 abuts against the mov...
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