a drainage manhole cover

Abstract

The invention discloses a drainage well lid which comprises a well base and a well lid body. A fixing plate is arranged on the bottom face of the well lid body. A sliding groove is formed in the fixing plate. Two sliding blocks are arranged inside the sliding groove. The two sliding blocks are connected through a spring. A rectangular through groove is formed inside the sliding groove in the fixing plate. Two connecting rods are arranged inside the rectangular through groove. The two connecting rods are arranged in a rotatable-staggered manner. One end of each of the two connecting rods is connected with the corresponding sliding block, and the other end of each connecting rod is connected with a partition plate. A rectangular sliding groove is formed in each partition plate. The other end of each of the two connecting rods penetrates the rectangular through groove through a bolt to be connected with the corresponding partition plate. The partition plates are matched with the inner wall of the well base. A drainage hole is formed in the well lid body. The well lid is effectively prevented from being stolen.

Description

technical field [0001] The invention relates to the technical field of well covers, in particular to a drainage well cover. Background technique [0002] On city streets, manhole covers play an important role in dredging rainwater from the streets. Especially in the summer of our country, there is a lot of rain and a large amount of rainfall. If the precipitation on the streets is not removed in time, it will have a negative impact on the traffic in the city. Although the existing manhole cover can realize the rapid discharge of rainwater, garbage such as branches, leaves and plastic bags on the street easily enter the sewer and cause peculiar smell. Therefore, be badly in need of a kind of drainage well cover that can prevent that garbage etc. from entering the sewer through the drainage well cover, and can drain rainwater again. Contents of the invention [0003] The purpose of the present invention is to provide a drainage well cover to solve the deficiencies of the p...

AI Technical Summary

Problems solved by technology

Especially in the summer of our country, there is a lot of rain and heavy rainfall. If the precipitation on the streets is not removed in time, it will have an adverse impact on urban traffic.

Although the existing manhole covers can realize rapid discharge of rainwater, garbage such as branches, leaves and plastic bags on the street are easy to enter the sewer, causing peculiar smell

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