Multi-oil-way type two-way rapid hydraulic oil cylinder with negative pressure oil supplementing function

• Main Authors: ZHU YAQUAN, KONG SHUYONG, HU SHIHONG, CHEN CAI'ER, KONG ZHAOGEN
• Format: Patent
• Language: Chinese; English
• Published: 04.06.2024
• 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 multi-oil-way type bidirectional rapid hydraulic oil cylinder with the negative pressure oil supplementing function comprises an oil cylinder, a front cover and a rear cover are arranged at the two ends of the oil cylinder respectively, an oil receiving opening A and an oil receiving opening B are formed in the oil cylinder, a piston and a piston rod are movably arranged in the oil cylinder, an inner cavity of the oil cylinder is divided into a rod cavity and a rodless cavity by the piston, and the piston rod is hollow. An oil inlet pipe is arranged in the piston rod, a rapid oil cavity is formed in the oil inlet pipe, an oil receiving port C is formed in the oil cylinder, an oil way channel is arranged in the rear cover and comprises a rapid oil way, a main oil way, an oil return way and a pressure supplementing oil way, the oil receiving port A is communicated with the rapid oil cavity through the rapid oil way, an oil drain valve is arranged in the pressure supplementing oil way, and the oil receiving