A slide valve type inverse proportional pressure reducing valve
A pressure reducing valve and inverse proportional technology, applied in the field of hydraulic control, can solve problems such as integrated processing difficulties, achieve the effects of reducing manufacturing costs, ensuring reliability, and high control precision
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[0030] A spool type inverse proportional pressure reducing valve, such as figure 1 As shown, it includes: proportional electromagnet 1, baffle plate 2, cylindrical plug 3, valve body 4, first return spring 5, valve core 6, second return spring 7, piston 8;
[0031] The valve body 4 is a bottom-sealed hollow equal-diameter cylindrical cavity; the side wall is provided with an oil port 9, a working oil port 10, an oil inlet port 11, and an oil drain port 12;
[0032] Such as figure 2 As shown, the valve core 6 is a cylindrical structure, and blind holes are opened inwards along the two ends of the cylinder respectively; on the side walls of the cylinder corresponding to the two blind holes, two symmetrical first pressure introduction holes 20 and second Pressure introduction hole 21; Throttle hole 15 is opened respectively on the cylinder side wall corresponding to the blind hole near baffle plate 2; The holes are connected; the outer wall circumference corresponding to the f...
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