Pressure sensor for automobile welding equipment

The utility model discloses a pressure sensor used for automobile welding equipment, comprising a housing, a support and a first sleeve, the inner wall of the housing is provided with the support, the outer wall of the housing is provided with the first sleeve, the inner wall of the first sleeve is provided with a connecting line, the inner wall of the housing is provided with a first motor, and the first motor is provided with a second motor. A display screen is installed on the outer wall of the shell, and a connecting port is formed in the outer wall of the shell. By installing the first motor, the fan blades and the push column, the effects of automatically removing dust, cooling the processor and prolonging the service life of the device are achieved, the push column moves to drive the second spring to move, the second spring moves to drive the filter screen to move, and the filter screen moves to drive the first spring to move; a first spring moves to shake off dust on the surface of a filter screen to