Normally closed semiautomatic gas emergency cut-off magnetic valve
A semi-automatic technology for cutting off the electromagnetic, applied in the direction of valve details, safety valves, balance valves, etc., can solve problems affecting the life of the coil, high power consumption of the electromagnetic coil, leakage, etc., to improve production and assembly efficiency, ensure safe disassembly, and work The effect of low consumption
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[0047] The structure of the present invention will be further described below in conjunction with the accompanying drawings.
[0048] Such as figure 1 with figure 2 As shown, the present invention provides a normally closed semi-automatic gas emergency cut-off solenoid valve, the solenoid valve includes a solenoid coil assembly 1, an upper valve cover assembly 33 (in the dashed frame in the figure), a valve body 18 and a valve opening handle assembly. The body 18 includes a lower valve cover assembly; the solenoid coil assembly 1 and the valve cover assembly 33 are mutually engaged, and the two can be detached from each other, and are fixed with a stop screw 14 after being clamped; the upper valve cover assembly 33 and the valve body 18 The inlet chamber of the valve body is sealed and tightly connected, such as with O-rings or gaskets. The outlet chamber of the valve body 18 is equipped with a valve opening handle assembly 23. The lever end of the valve opening handle assembly 2...
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