Electro-hydraulic grab with electromagnetic cartridge valve control structure

Electro-hydraulic grab with electromagnetic cartridge valve control structure

CN
  • CN 101,811,642 A
  • Filed: 04/13/2010
  • Published: 08/25/2010
  • Est. Priority Date: 04/13/2010
  • Status: Active Grant
First Claim
Patent Images

1. electric hydraulic bucket with electromagnetic cartridge valve control structure, be used for hoisting crane, this grab bucket comprises grab bucket framing member and electro hydraulic gear, described electro hydraulic gear includes hydraulic actuating cylinder, quantitative hydraulic pump, electrical motor and control cock piece, described Hydraulic Pump relies on connected electrical motor that power is provided, and by being arranged at the valve member connection in the described control cock piece, drive described hydraulic actuating cylinder, it is characterized in that:

  • described valve member includes two unloading overflow valve CT7, CT8, described unloading overflow valve CT7, CT8 is by two solenoid directional control valve CT9, CT10 is linked into the control oil channel of a logical valve respectively.

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