ELECTROMAGNETIC HYDRAULIC VALVE TYPE SPRING HYDRAOULIC OPERATION MECHANISM WITH THE ABILITY OF SELF-PROTECTION

摘要

An electromagnetic hydraulic valve type spring hydraulic operation mechanism with the ability of self-protection belongs to the technical field of electric transmission and transformation. The operation mechanism includes a support (1), a low pressure oil tank (2), an oil pump motor (7), an oil pump (8), a disc reed group (14), a working cylinder body (3), a working cylinder piston (13), an energy storage piston cylinder (4), an auxiliary switch (16), an auxiliary switch connecting rod (15), an electromagnetic hydraulic valve (10), a safety relief valve (17), a travel switch (19), a bottom board (6), a base (5), a top plate (11) and a pressure plate (12), wherein the electromagnetic hydraulic valve connected with the working cylinder of the operation mechanism is an electromagnetic hydraulic valve with the ability of self-protection.