Emergency anti-flood drainage well lid
A technology of drainage manhole cover and drainage cavity, which is applied in drainage structures, water supply devices, waterway systems, etc., can solve the problems of low safety protection for vehicles or pedestrians, overflow of rainwater or sewage, and reduction of drainage speed, etc. The effect of increasing the water intake and increasing the discharge speed
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[0024] Combine below Figure 1-Figure 8 The present invention is described in detail, and for convenience of description, the orientations mentioned below are now stipulated as follows: figure 1 The up, down, left, right, front and back directions of the projection relationship itself are the same.
[0025] The present invention relates to an emergency flood control and drainage manhole cover, which is mainly used for manhole cover drainage work. The present invention will be further described below in conjunction with the accompanying drawings of the present invention:
[0026] An emergency flood control and drainage manhole cover according to the present invention includes a main body 10, a drainage cavity 11 is arranged in the main body 10, and six rotating cover plates 18 are installed in an annular array in the drainage cavity 11, and the rotating cover plates 18 Two drainage holes 61 are arranged on the top, and the drainage holes 61 can be used for daily drainage. The ...
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