Anti-blocking elbow drainage pipe

Abstract

The invention provides an anti-blocking elbow drainage pipe, belongs to the field of drainage pipes, and solves the problem that an existing drainage pipe is blocked by hair. The anti-blocking elbow drainage pipe comprises a pipe body, a circular cutter head, a filtering screen, a movable rod and a pull rod, the circular cutter head is fixed in the pipe body, the filtering screen is parallel to the cutter head and movably arranged in the pipe body, a plurality of penetrating holes are formed in the cutter head, penetrating hole walls are provided with horizontal cutting edges, a plurality of connecting rods corresponding to the filtering screen are vertically fixed at the top surface of the filtering screen and penetrate the filtering screen, a plurality of vertical blades are radially arranged, strip-type vertical cutting edges are arranged on the outer side of the vertical blades, the movable rod is fixed on the top surface of the filtering screen and penetrates the center of the cutter head, a nut is arranged at the top end of the movable rod, a spring is arranged between the nut and the cutter head and sleeve the movable rod, the pull rod is vertically fixed on the bottom surface of the filter screen and hermetically penetrates the pipe body, the pull rod can be pulled downwards, so that the spring is compressed, and the horizontal cutting edges are abutted to the vertical cutting edges. The anti-blocking elbow drainage pipe can cut hair, and blocking is prevented.

Description

technical field [0001] The invention belongs to the technical field of sewer pipes and relates to an anti-blocking elbow sewer pipe. Background technique [0002] When the hair and other sundries in the existing downpipe accumulate to a certain amount, the downpipe will be blocked, and dredging is very troublesome, so it is necessary to improve. Contents of the invention [0003] The object of the present invention is to solve the above-mentioned problems in the prior art, and provide an anti-blocking elbow sewer pipe capable of cutting hair and other sundries in the sewer pipe to avoid clogging. [0004] The purpose of the present invention can be achieved through the following technical solutions: an anti-blocking elbow downpipe, comprising a pipe body, characterized in that it also includes a circular cutterhead fixed in the pipe body and parallel to the cutterhead, and is movable on the The filter screen in the pipe body is provided with a number of perforations on th...

AI Technical Summary

Problems solved by technology

[0002] When the hair and other sundries in the existing sewer pipe accumulate to a certain amount, the sewer pipe will be blocked, and dredging is very troublesome, so it is necessary to improve

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