Dismounting device of hydraulic cylinder

Dismounting device of hydraulic cylinder

  • CN 101,670,571 A
  • Filed: 09/29/2009
  • Published: 03/17/2010
  • Est. Priority Date: 09/29/2009
  • Status: Active Application
First Claim
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1. dismounting device of hydraulic cylinder, it is characterized in that:

  • the oil-in of hydraulic pump (5) links to each other with fuel tank (1) by petroleum pipeline, the oil-out of described hydraulic pump (5) is connected to the oil-feed port P of three-position four-way valve (8), the oil return inlet T of described three-position four-way valve (8) links to each other with fuel tank (1) by petroleum pipeline, the actuator port X of described three-position four-way valve (8) is connected to the inlet of one-way throttle valve (11), the outlet of described one-way throttle valve (11) is connected to the rodless cavity of working solution cylinder pressure (13) and the actuator port A of two-position three-way valve (12) respectively, the actuator port B of described two-position three-way valve (12) is connected to the actuator port Y of described three-position four-way valve (8), and the actuator port X of described two-position three-way valve (12) is connected to the rod chamber of described working solution cylinder pressure (13).

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