Drainage system for municipal garden

Abstract

The invention relates to a drainage system for a municipal garden. The system involves a cellar, a water leakage hole is formed in the cellar, and a first filter screen and a second filter screen arearranged in the water leakage hole, wherein the first filter screen is positioned above the second filter screen, and zipper devices are arranged on the first filter screen; and the zipper devices comprise sliding rods, sleeves and tension springs, wherein the sliding rods are horizontally arranged, one end of each sliding rod is inserted into the corresponding sleeve, the ends, extending out of the sleeves, of the sliding rods are used for being connected with the first filter screen, the sleeves are fixed into the side wall of the cellar, one end of each tension spring is fixed to the corresponding sleeve, and the other ends of the tension springs are used for exerting force for opening the first filter screen to the sliding rods. According to the system, when the first filter screen isblocked, the cellar still has a good drainage capacity.

Description

technical field [0001] The invention relates to the technical field of municipal garden drainage, in particular to a drainage system for municipal gardens. Background technique [0002] With the development of tourism, artificial gardens are becoming more and more popular, and garden drainage has attracted more and more attention. At present, most gardens have drainage systems. However, in heavy rain, most of the rainwater is discharged without effective use. . [0003] In the prior art, a Chinese patent document whose application publication number is CN107524224A discloses a municipal garden drainage cellar well system, which includes a drain, a first filter plate and a cellar well. A first filter plate is installed on the top of the drain port, a second sleeve is installed at the bottom of the water outlet, a push rod is installed at the inner bottom of the second sleeve, a third sleeve is installed at the bottom of the second sleeve, and the push rod Through the second...

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Problems solved by technology

[0004] However, this drainage pit system is the same as the common drainage pit system. When the rainwater passes through the first filter plate, some leaf garbage will accumulate on the upper surface of the filter plate and blockage will occur, resulting in a decline in the drainage capacity of the overall drainage pit. the situation happened

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