Glass insulator

The utility model discloses a glass insulator, and belongs to the technical field of electrical engineering equipment. The glass insulator comprises an insulator main body and further comprises a pin cap fixedly arranged at the top of the insulator main body, a pin is fixedly arranged in the insulator main body, a mounting groove is formed in the pin cap, a fixing block is fixedly arranged at one end of the pin, a baffle is arranged in the mounting groove in a lifting mode, and the pin cap is fixedly connected with the fixing block. One face of the baffle abuts against the outer wall of the fixing block, and the other face of the baffle is an inclined face. A push plate for driving the baffle to lift is arranged on the needle cap; the fixing blocks on the pins are installed in the installation grooves in a sliding mode, the baffles are arranged in the installation grooves in a lifting mode, the fixing blocks can be prevented from falling off from the installation grooves, the connection effect is improved, ot