Buffer device of hydrocylinder

• Main Authors: PENG GUANGYU, YU BINGWU, XIAO YI, DAI LIAN, YU HUIMIN
• Format: Patent
• Language: Chinese; English
• Published: 15.03.2017
• Subjects: BLASTING; CRANES; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR; FLUID-PRESSURE ACTUATORS; FLUID-PRESSURE ACTUATORS, e.g. SERVO-MOTORS; HAULING; HEATING; HOISTING; HYDRAULICS OR PNEUMATICS IN GENERAL; LIFTING; LIGHTING; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS,WINCHES, OR TACKLES; MECHANICAL ENGINEERING; PERFORMING OPERATIONS; SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; TRANSPORTING; WEAPONS

The utility model discloses a buffer device of hydrocylinder, including hydraulic cylinder, the variable pump, the oil tank, electromagnetism proportion choke valve, tribit four -way reversing valve, the solenoid valve, and programmable logic controler, wherein, the first hydraulic fluid port of hydraulic cylinder and second hydraulic fluid port respectively with tribit four -way reversing valve's A, the B mouth passes through the tube coupling, tribit four -way reversing valve's P, the T mouth is connected variable pump and oil tank respectively, the solenoid valve removes with the case that tribit four -way reversing valve is connected with control tribit four -way reversing valve, proportional regulating solenoid valve connects respectively at hydraulic cylinder's oil inlet and oil -out, programmable logic controler control proportional regulating solenoid valve's case removes. The utility model discloses a buffer device of hydrocylinder can cushion the hydraulic shock that produces because oily hydraulic