Pressing type adjustable pressure reducing valve

The invention discloses a pressing type adjustable pressure reducing valve which comprises a valve body, a pressure reducing valve element assembly and a pressure adjusting assembly. A valve cavity is formed in the valve body. The pressure reducing valve element assembly is arranged in the valve cavity and provided with a pressure spring used for adjusting output pressure. The pressure adjusting assembly comprises a pressure adjusting seat and a pressing assembly, the pressure adjusting seat is arranged on the valve body, the pressing assembly is movably arranged on the pressure adjusting seat and abuts against the pressure spring, and a pressing locking structure is arranged between the pressing assembly and the pressure adjusting seat. The locking structure can be pressed to lock the pressing assembly at the pressing position or release the pressing assembly from the pressing position, the pressure spring can be compressed to different compression degrees, the high-pressure and low-pressure switching functi