Waterproof leaking stoppage structure for pipe gallery maintenance

The utility model relates to the technical field of pipe gallery maintenance, in particular to a waterproof plugging structure for pipe gallery maintenance, which comprises a base and a plugging shell, the top end of the base is provided with the plugging shell, the surfaces of the two sides of the plugging shell are both fixedly provided with feed ports, the feed ports are communicated with the inside of the plugging shell, and the surface of the plugging shell is provided with a plugging component; a plugging assembly is arranged in the plugging shell, a replacement assembly is arranged at the bottom end of the plugging assembly, blocking assemblies are arranged on the two side walls of the plugging shell, a flow guide groove is formed in the base and communicates with the interior of the plugging shell, and fixing assemblies are arranged at the corners of the base. According to the waterproof leaking stoppage structure, the waste phenomenon during use of the waterproof leaking stoppage structure is reduced