Shielding cover for automobile burglar alarm circuit board

The utility model discloses a shielding cover used for an automobile burglar alarm circuit board, comprising a structure main body, the structure main body comprises a first cover body, a plugging port, a movable cover body, a shockproof insulation filling material, a fixed shaft, a bottom plate, a sealing convex block, a sealing projection, an overturning shaft and a sealing groove; the movable cover body is movably connected with the first cover body in a sealing manner; the first cover body is fixedly connected with the fixing shaft and connected with the bottom plate in an inserted mode. And the shockproof insulating filler is laid in the first cover body and the movable cover body in a penetrating manner to integrally form a closed space. The movable cover body is used for moving and pushing the inserting opening, when the sealing protruding block abuts against the right side face of the first cover body, the overturning shaft is pressed down, the sealing protrusion is pressed, and the sealing protrusion