Hydraulic balanced valve
A hydraulic balance and valve body technology, applied in the field of hydraulic balance valves, can solve problems affecting the response time of the control valve core, affecting the safety and reliability of the whole machine, and low-frequency load vibration, etc., to achieve simple valve body structure and processing technology, and reliable action , The effect of small energy loss
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[0032] In order to make the technical means, creative features, goals and effects achieved by the present invention easy to understand, the present invention will be further described below in conjunction with specific illustrations.
[0033] see figure 1 , 2 , a balance valve consisting of a main valve and a pilot valve, the pilot valve is installed on the main valve.
[0034] see image 3 , the front surface and the rear surface of the main valve body 43 are processed with oblique holes A and A1 oil port respectively (such as figure 2 As shown), port B is machined on the bottom surface of the main valve body, and a stepped main valve cavity 45 is machined on the right part of the main valve body 43. The three oil ports A, A1, and B communicate with the main valve cavity 45 respectively . The left part of the main valve body 43 is machined with a pilot valve chamber 44 for installing the control spool of the pilot valve. The pilot valve chamber and the main valve chamber...
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