High-precision pressure-resistant main shaft liquid level meter for industrial instrument

The utility model discloses a high-precision pressure-resistant main shaft liquid level meter for an industrial instrument, which belongs to the technical field of industrial instruments and comprises an industrial instrument main valve body, an industrial instrument, a rotating groove, a valve core, a liquid level meter main body, a liquid level sensing piece, a sliding sensing block, a sliding groove, a liquid level measuring module and a liquid level display module, a rotating groove is formed in the middle of the inner wall of the industrial instrument main valve body, a valve element is installed in the middle of the rotating groove, liquid level meter bodies are installed on the two sides of the middle of the valve element, liquid level induction pieces are installed on the inner walls of the liquid level meter bodies, sliding grooves are formed in one sides of the liquid level induction pieces, and sliding induction blocks are installed in the sliding grooves. The liquid level meter body, the liquid le