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Rainwater permeation collection and irrigation saving system

A technology of rainwater collection and rainwater, applied in automatic watering devices, gardening, applications, etc., can solve problems such as low irrigation efficiency, increase management burden, and consume human and material resources, reduce evaporation and leakage losses, and improve irrigation efficiency , The effect of simplifying operation management

Inactive Publication Date: 2010-12-08
北京市水利科学研究所
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0002] The ground between the street trees on the current urban sidewalks or the tree arrays in the square is generally made of impermeable or weakly permeable hardened pavement, so that the rainfall cannot penetrate into the ground, and it is difficult to replenish the soil moisture in the root zone of the street trees or tree arrays
At the same time, the irrigation method of urban street trees or tree arrays mostly adopts the traditional hole irrigation method. This irrigation system causes a lot of waste of water resources. At the same time, due to the large vertical leakage loss of the root zone soil, the irrigation efficiency is low, which is not conducive to tree growth. It also increases the management burden and consumes human and material resources

Method used

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  • Rainwater permeation collection and irrigation saving system
  • Rainwater permeation collection and irrigation saving system
  • Rainwater permeation collection and irrigation saving system

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Embodiment Construction

[0015] The specific implementation of the present invention includes a rainwater collection pipe 3 , a water storage module 4 , an irrigation water diversion pipe 5 , an emitter 6 , a permeable geotextile 7 and a geomembrane 8 . Change the original impermeable hardened pavement between tree arrays or street trees to permeable ground. The rainwater collection pipe 3 is a permeable drainage pipe, and the specific form can be a PVC perforated flower pipe, a fully permeable drainage pipe, a drainage sheet, a blind ditch, etc. The rainwater collection pipe 3 is wrapped with a permeable geotextile to prevent sand particles from entering and causing blockage. The rainwater collection pipe 3 is laid on the bottom of the cushion layer of the permeable ground 1 and the upper layer of the subgrade soil to facilitate the collection of infiltrated rainwater in the cushion layer. The rainwater collection pipe 3 can be laid flat or with a small slope to the water storage module 4. On the top...

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Abstract

The invention discloses a rainwater permeation collection and irrigation saving system, wherein rainwater collection pipes are paved under a permeable ground; water storage modules are arranged between border trees or tree arrays; the rainwater collection pipes are connected with the top parts of the water storage modules to collect the rainwater permeated under the permeable ground and induct the rainwater into the water storage modules for storage; the outsides of the rainwater collection pipes are coated by permeable geotextile to prevent blocking; besides the top surfaces of the water storage modules are coated by a layer of permeable geotextile, and the other surfaces all adopt the double-cloth one-film coating form; the opened pores at the bottom parts of the water storage modules are connected with irrigation aqueducts; the distance between the upper opening positions of the opened pores and the bottom surfaces of the water storage modules is of 5-10mm so as to lead the bottom parts of the water storage modules to form deposit spaces, thus avoiding deposits from entering the irrigation aqueducts and a sprinkler and causing blockage; the other ends of the irrigation aqueducts are connected with the sprinkler; the sprinkler surrounds the root parts of trees. The rainwater permeation collection and irrigation saving system directly irrigates water from the root parts of the trees, thus reducing the water evaporation and permeation loss, improving the irrigation efficiency and saving water resources.

Description

1. Technical field [0001] The invention relates to an urban street tree or tree shower rainwater seeping and saving irrigation system. 2. Background technology [0002] The ground between the street trees on the current urban sidewalks or the tree arrays in the square is generally made of impermeable or weakly permeable hardened pavement, so that the rainfall cannot penetrate into the ground, and it is difficult to replenish the soil moisture in the root zone of the street trees or tree arrays. At the same time, the irrigation method of urban street trees or tree arrays mostly adopts the traditional hole irrigation method. This irrigation system causes a lot of waste of water resources. At the same time, due to the large vertical leakage loss of the root zone soil, the irrigation efficiency is low, which is not conducive to tree growth. It also increases the management burden and consumes human and material resources. Therefore, in the current environment of water shortage,...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): A01G27/02
Inventor 张书函陈建刚丁跃元赵飞高振宇王理许龚应安孔刚宝哲苏东彬蒋蕾蕾
Owner 北京市水利科学研究所