Diaphragm pump airlock automatic releasing device

The invention discloses a diaphragm pump airlock automatic removing device, and belongs to the technical field of oil and gas exploitation technology.The diaphragm pump airlock automatic removing device comprises a shell, an upper cavity and a lower cavity are formed in the shell, the upper cavity and the lower cavity are communicated, a one-way valve assembly is arranged between the upper cavity and the lower cavity, and the one-way valve assembly is arranged in the shell. The one-way valve assembly comprises a supporting seat, a connecting column, a ball and a spring, the supporting column is inserted into the supporting seat, the ball and the spring are arranged in the connecting column, a mounting seat is arranged on the supporting seat, the outer side of the mounting seat is in threaded connection with the inner wall of the shell, and the outer side of the mounting seat is in threaded connection with the inner wall of the shell. When the downhole pump generates airlock, the airlock can be automatically r