Municipal drain pipe

Abstract

The invention discloses a municipal drain pipe. The municipal drain pipe comprises a cast iron outer pipe, a PVC inner pipe and a work case; the PVC inner pipe is arranged on the inner side of the cast iron outer pipe, support plates are arranged between the cast iron outer pipe and the PVC inner pipe and connected in sequence, a butt-joint sleeve is arranged on one side of the cast iron outer pipe, a butt-joint head is arranged on one side of the PVC inner pipe, a rubber seal ring is arranged on the outer side of the butt-joint head, and a sewage disposal pipe is arranged at the top of the cast iron outer pipe and the sewage disposal pipe penetrates through the cast iron outer pipe, the support plates and the PVC inner pipe; and the PVC inner pipe is internally provided with a U-shaped filter net, an electric hydraulic cylinder is installed at the top in the sewage disposal pipe through a mounting frame, the top of the sewage disposal pipe is connected with the work case, a power storage box is arranged at the bottom of the work case, a meter is arranged on one side of the power storage box and the working end of the meter is located in the PVC inner pipe. The municipal drain pipeis stable in structure and good in pressure resistance performance, cannot be damaged for a long time, and functions are complete, so that people can monitor water quality in the drain pipe conveniently.

Description

Technical field [0001] The invention relates to a drainage pipe, in particular to a municipal drainage pipe. Background technique [0002] In municipal construction, drainage pipes are needed to drain rainwater and sewage in the city. However, the existing municipal drainage pipes have a single and unstable structure. After a period of use, they are prone to damage, and impurity that cannot pass through can cause drainage. Blockage in the pipeline. To this end, we propose a municipal drainage pipe. Summary of the invention [0003] The main purpose of the present invention is to provide a municipal drainage pipe, which can effectively solve the problems in the background art. [0004] In order to achieve the above objectives, the technical solutions adopted by the present invention are: [0005] A municipal drainage pipe includes a cast iron outer pipe, a PVC inner pipe, and a working box. The cast iron outer pipe is provided with a PVC inner pipe. A support plate is arranged betwe...

AI Technical Summary

Problems solved by technology

[0002] In municipal construction, it is necessary to use drainage pipes to drain away rainwater and sewage in the city. However, the existing municipal drainage pipes have a single structure and are unstable. blockage in pipe

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