Process instrumentation with dust keeper

The utility model provides a process instrumentation with dust keeper relates to instrument, data display field. This process instrumentation with dust keeper, including the instrument base, the surface swing joint of instrument base has the instrument lid, the outside of instrument lid is provided with the fixed screw pole, the thread end of fixed screw pole runs through the instrument lid and covers the inside instrument base threaded connection who sets up with the instrument, the first sealing washer of inside fixed mounting of instrument lid, the inner circle fixedly connected with instrument glass of first sealing washer, the inner wall fixedly connected with stopper of instrument base, the top fixedly connected with panel board of stopper. This process instrumentation with dust keeper, the gear motor's who sets up through instrument inner wall of the base rotation can drive the driving gear and rotate with drive gear, drives the pivot through drive gear and rotates, can make onthe pivot surface connect