Hydraulic system of mine refrigeration equipment

• Main Authors: ZHU DANHAO, QIAO HAISHENG, MO YONGQIANG, LI YANBO
• Format: Patent
• Language: Chinese; English
• Published: 22.03.2024
• Subjects: BLASTING; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR; FLUID-PRESSURE ACTUATORS; FLUID-PRESSURE ACTUATORS, e.g. SERVO-MOTORS; HEATING; HYDRAULICS OR PNEUMATICS IN GENERAL; LIGHTING; MECHANICAL ENGINEERING; SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; WEAPONS

The utility model relates to a hydraulic system of mine refrigeration equipment, which comprises two groups of oil supply components, two groups of pressure stabilizing components, two groups of pump stations and a plurality of manual ball valves, each manual ball valve is provided with three ports, and the rear ends of pressure oil branches corresponding to the two groups of oil supply components are respectively connected with two ports of the manual ball valves. A third port of the manual ball valve corresponding to the pressure oil branch is connected with first working oil ports of the two oil cylinders at the same time, the rear ends of the oil return branches corresponding to the two oil supply assemblies are connected to two ports of the manual ball valve respectively, and a third port of the manual ball valve corresponding to the oil return branches is connected with second working oil ports of the two oil cylinders at the same time. When one pump station or oil cylinder goes wrong, the pump station