Anti-blocking oil adding device for oil type transformer

The utility model belongs to the field of oil type transformers, and particularly relates to an anti-blocking oil adding device for an oil type transformer, which comprises an oil bottle. A bottle opening is formed in the top of the oil bottle, a bottle cap is in threaded connection with the outer wall of the oil bottle, a mounting hole is formed in the top of the bottle cap, a drainage tube is movably connected to the inner wall of the bottle opening, a sealing cover is in threaded connection with the outer wall of the drainage tube, an insertion hole is formed in the outer wall of the drainage tube, and a mounting tube is fixedly connected to the inner wall of the insertion hole. The outer wall of the mounting pipe is in threaded connection with a cap, and the inner top wall of the cap is fixedly connected with a connecting pipe; according to the anti-blocking oil adding device for the oil type transformer, the function of preventing the oil pipe from being blocked is achieved, the problem that the oil pipe