Stable opening and closing structure for high precision flow valve
A technology of opening and closing structure and flow valve, applied in the direction of valve operation/release device, lift valve, valve details, etc., can solve the problems of unreasonable solenoid valve structure, affecting flow control accuracy, and unstable intake structure.
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[0016] The present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.
[0017] Such as Figure 1-2 As shown, the stable opening and closing structure of a high-precision flow valve according to the present invention includes an electromagnetic coil, a base 1, a ring seat 2, an opening and closing assembly and a shrapnel 4; the base 1 is provided with a flow channel hole , the shrapnel 4 is located above the base 1, the ring base 2 and the opening and closing assembly are located between the base 1 and the shrapnel 4; , the sealing ring 5 is fixedly arranged on the bottom of the moving piece 3, the moving piece 3 and the shrapnel 4 are circular sheet structures, the sealing ring 5 is a circular solid sheet structure, the lower surface of the moving piece 3 has a receiving groove structure, and the sealing ring The upper part of 5 is embedded in the accommodation groove structure; when the electromagnetic ...
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