Rapid electric hydraulic switch machine for railway hump turnout

The utility model discloses a quick electric hydraulic switch machine for a railway hump turnout, which comprises a switching locking unit and a power unit, the switching locking unit comprises an oil cylinder connected with an actuating rod, the power unit comprises an oil pump connected with a motor through a coupler, and an oil inlet and an oil outlet on two sides of the oil pump are respectively connected with two sides of the oil cylinder through oil pipes; the two oil pipes between the oil pump and the oil cylinder are each provided with a hydraulic control one-way valve with the hydraulic control oil way locking function, when the motor rotates forwards and backwards, the circulating oil way between the oil pump and the oil cylinder is conducted, and when the motor stops rotating, the two hydraulic control one-way valves are closed, and the oil way is locked. The switch machine further comprises a starting oil cylinder connected with the oil cylinder in parallel. The oil way system is of a large-drift-