Relay protection pressing plate protection device with adjusting knob

The invention discloses a relay protection pressing plate protection device with an adjusting knob, which comprises a relay protection pressing plate protection device body with an adjusting knob, and the device body comprises a protection pressing plate body, a protection assembly and an adjusting assembly. The protection pressing plate body comprises two connecting pieces. The protection assembly comprises an insulation box and a top cover, the interior of the insulation box is hollow to form a containing space, the insulation box is arranged outside the protection pressing plate body in a sleeving mode, and the top cover is hinged to the insulation box. The adjusting assembly comprises a knob, a transmission part and an on-off piece, the knob is arranged in the insulation box, one end of the transmission part is connected with the knob, the other end of the transmission part is connected with the on-off piece, and the on-off piece is movably connected with the two connecting pieces. Through the arrangement