Small -size hydraulic pressure automatic barring gear

• Main Authors: WANG GUILONG, GONG CUNZHONG, JIN JUN, LI SHAOJUN, ZHANG CHENGHONG
• Format: Patent
• Language: Chinese; English
• Published: 05.10.2016
• Subjects: BLASTING; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR; ENGINE PLANTS IN GENERAL; FLUID-PRESSURE ACTUATORS; FLUID-PRESSURE ACTUATORS, e.g. SERVO-MOTORS; HEATING; HYDRAULICS OR PNEUMATICS IN GENERAL; LIGHTING; MACHINES OR ENGINES IN GENERAL; MECHANICAL ENGINEERING; NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAMTURBINES; STEAM ENGINES; SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; WEAPONS

The utility model relates to a small -size hydraulic pressure automatic barring gear, fixed connection sleeve in the casing fit in sliding connection piston, piston, sleeve fit in sliding connection guiding valve, piston lower extreme pass through the piston rod and connect the pawl, are equipped with the spring in piston bottom surface and the casing lower extreme between the bottom surface, the F cavity has between the inside upper end of piston upper end and casing, the E cavity has between the inside lower extreme of piston lower extreme and casing, be equipped with annular channel in the casing, the guiding valve top has the B cavity, the guiding valve below has the Y cavity, be equipped with radial hole between the annular groove of piston and the piston hole, form annular cavity between annular groove and the shells inner wall, centre bore and lubricating oil export in the piston rod are connected to the guiding valve centre bore, the annular cavity passes through the Y cavity of the radial hole interc