Low-frequency response parallel spring safety valve
A low-frequency response, parallel technology, applied in the direction of fluid pressure actuation system safety, fluid pressure actuation devices, servo motor components, etc., can solve problems such as the difficulty of system pressure maintenance, reduce leakage, realize pressure maintenance, and realize effect of change
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[0012] The present invention will be further described in detail below in conjunction with the accompanying drawings of the specification.
[0013] See figure 1 , A low-frequency response parallel spring safety valve, including threaded knob 2, pressure limit block 3, adjusting screw 4, shell 5, spring, backing plate 8, guide valve core 9, sealing valve core 10, sealing valve core seat 11;
[0014] The housing 5 is a hollow cavity with two shaft holes. The guide valve core 9 is a stepped shaft with four steps. The tail is threaded. The threaded knob 2 is installed. The guide valve core 9 is installed in the housing 5. The guide valve The first step of the core 9 is matched with the smaller shaft hole of the housing 5, the remaining part of the guide valve core 9 is placed in the larger shaft hole of the housing 5, and the third step of the guide valve core 9 is provided with a pressure limit block 3 , The corresponding housing is provided with a pressure adjustment hole, the adjus...
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