Set in use for turning on and off opening of channel inside valve body
An inner channel and orifice technology is applied in the field of devices for opening and closing channel orifices located in the valve body, which can solve the problems of noise and easy resonance, and achieve the effect of avoiding noise, increasing the natural frequency value, and avoiding the phenomenon of resonance.
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[0014] Such as figure 1 As shown, the structure of the present invention includes a spring cover 1, a steel ball 2, a spring 3 and a slotted adjustment seat 4, the wall of the spring cover 1 is matched with the inner wall of the slotted adjustment seat 4, the spring 3 is placed in the spring cover 1, and the steel The ball 2 is welded together with the spring sleeve 1, and the spring sleeve 1 is installed in the slotted adjustment seat 4.
[0015] The main difference between the present invention and the prior art is that a spring sleeve 1 and a slotted adjustment seat 4 are used. There are three flanges 5 punched out on the spring sleeve 1, and three grooves 6 matching the size of the flanges 5 are arranged in the slotted adjustment seat 4. The spring cover 1 is welded with the steel ball and placed on the upper end of the spring 3, and then puts into the slotted adjustment seat 4, and the three convex edges 5 cooperate with the three grooves. When disturbed by the outside ...
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