Self-cooling hydraulic oil cylinder

• Main Authors: WU YUFENG, WANG ZEQIANG, LI JIAXIAO, ZHAO WEIDONG
• Format: Patent
• Language: Chinese; English
• Published: 01.03.2024
• Subjects: BLASTING; COMBINED HEATING AND REFRIGERATION SYSTEMS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR; FLUID-PRESSURE ACTUATORS; FLUID-PRESSURE ACTUATORS, e.g. SERVO-MOTORS; HEAT PUMP SYSTEMS; HEATING; HYDRAULICS OR PNEUMATICS IN GENERAL; LIGHTING; LIQUEFACTION SOLIDIFICATION OF GASES; MANUFACTURE OR STORAGE OF ICE; MECHANICAL ENGINEERING; REFRIGERATION MACHINES, PLANTS OR SYSTEMS; REFRIGERATION OR COOLING; SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; WEAPONS

The invention belongs to the technical field of hydraulic oil cylinders, and provides a self-cooling type hydraulic oil cylinder which comprises an oil cylinder body, a telescopic rod, a cylinder cover and a cylinder bottom, the telescopic rod extends out of the oil cylinder body from the cylinder cover, an outer sleeve is detachably arranged on the inner side wall of the oil cylinder body, a ceramic sleeve is connected to the inner side of the outer sleeve in a sleeving mode, and the ceramic sleeve is connected with the telescopic rod in a sleeving mode. A plurality of semiconductor chilling plates are detachably installed on the outer surface of the ceramic sleeve, a temperature sensor used for monitoring the temperature of the inner space of the oil cylinder body is arranged on the cylinder bottom, and the semiconductor chilling plates and the temperature sensor are connected to a controller installed on the outer side face of the cylinder cover or the cylinder bottom through circuits. The self-cooling typ