Explosion-proof and flame-proof ceramic capacitor

The utility model relates to the technical field of capacitors, in particular to an explosion-proof and flame-proof ceramic capacitor which comprises an inner protective shell, a core body is arranged in the inner protective shell, an outer protective shell is arranged outside the inner protective shell, a mandrel is vertically and fixedly arranged in the middle of the inner portion of the inner protective shell, and a first abutting block is connected to the mandrel in a screwed mode. The top end of the mandrel is in screwed connection with a second abutting block, a through hole is formed in the top of the inner protective shell, a movable block is arranged on the through hole, an elastic connecting column is fixedly arranged on the top of the movable block, and the end, away from the movable block, of the elastic connecting column is fixedly connected with the inner wall of the outer protective shell; and a plurality of air holes are formed in the peripheral wall of the outer protective shell. According to