Spring type multi-gear pressure-limiting valve with pressure adjustable
A pressure-adjustable, spring-type technology, applied in the field of pressure-limiting valves, can solve the problems of changing the maximum pressure in the pot, instability, safety hazards, etc., and achieve the effect of clear action, convenient and stable use
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[0027] In this example, if Figure 1 to Figure 7 As shown, in this embodiment, the present invention includes a valve seat 1, an exhaust pipe 2 arranged at the bottom of the valve seat 1, and an exhaust pipe 2 arranged on the valve seat 1 and adapted to the exhaust pipe 2. A pressure regulating mechanism, the pressure regulating mechanism includes a lower valve core 3 adapted to the air outlet of the exhaust pipe 2, an upper valve core 4 arranged above the lower valve core 3, and an upper valve core 4 connected to the upper valve core 4 Connected rotary cover 5, a pressure limiting spring 6 is set between the lower valve core 3 and the upper valve core 4, the upper valve core 4 is sleeved on the lower valve core 3, and the lower valve core 3 is provided with three spool claws 7, and the inner wall of the upper spool 4 is provided with a chute 8 that matches the three spool claws 7, and the outer wall of the upper spool 4 is There are three sets of stepped locking positions 9,...
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