Stacked one-way throttle valve

The utility model belongs to the technical field of electromagnetic valves, and particularly relates to a stacked one-way throttle valve which comprises a connecting pipe fitting, a liquid inlet is formed in the top of the connecting pipe fitting, a liquid outlet is formed in the bottom of the connecting pipe fitting, and a throttle opening is formed in the connecting position of the liquid outlet and the liquid inlet. Valve bodies are arranged on the left side and the right side of the connecting pipe fitting, throttling valve elements are arranged in inner cavities of the valve bodies, one-way springs are arranged on the right sides of the throttling valve elements, one-way valve plates are arranged on the right sides of the one-way springs, and adjusting screws are arranged on the left sides of the throttling valve elements. The flow control valve is reasonable in structure, the flow of an oil way is adjusted by changing the size of the end face of a throttling opening, and flow control is achieved. 本实用新型属