CN116163396A

CN116163396A - Rainwater garden overflow device capable of adjusting water quantity in layered mode

Info

Publication number: CN116163396A
Application number: CN202310123083.2A
Authority: CN
Inventors: 史春芳; 尹宏宇; 赵瑞燕; 沈斌; 焦成飞; 苏岩; 丁爽
Original assignee: China Construction First Group Construction and Development Co Ltd
Current assignee: China Construction First Group Construction and Development Co Ltd
Priority date: 2023-02-16
Filing date: 2023-02-16
Publication date: 2023-05-26

Abstract

The invention discloses a rainwater garden overflow device capable of distributing water volume in a layered manner, which belongs to the technical field of rainwater treatment and comprises a water storage bin, a first filtering structure and a diversion structure; the water storage bin is arranged under the ground surface of the plantation, and the water storage bin comprises water storage cavities which are sequentially communicated, and the water storage cavities are arranged at intervals from top to bottom; the first filtering structure is arranged at the top of the water storage bin and is communicated with the water storage bin; the diversion structure is arranged in the water storage cavity, and the end part of the diversion structure extends into the soil. According to the invention, the water storage bin is divided into a plurality of water storage chambers from top to bottom, the water storage chambers are internally provided with the flow guide structures, soil with different depths is irrigated by the height difference among the flow guide structures, the water storage capacity of each water storage chamber is controlled by controlling the volume of each water storage chamber, and then the irrigation capacity of the soil at different depths is controlled, and the water storage chambers are matched, so that the water quantity of each level is distributed according to the thickness of a soil layer and the water demand, and the purpose of saturation of the soil water quantity is achieved.

Description

Rainwater garden overflow device capable of adjusting water quantity in layered mode

Technical Field

The invention belongs to the technical field of rainwater treatment, and particularly relates to a rainwater garden overflow device capable of adjusting water quantity in a layered manner.

Background

The rainwater garden is a natural or artificially excavated shallow concave green land, is used for converging and absorbing rainwater from a roof or ground, purifying the rainwater through the comprehensive actions of plants and sandy soil, gradually penetrating into soil, conserving groundwater, or supplementing urban water such as landscape water.

Traditional rainwater garden adopts artifical feedwater in order to solve required moisture in place usually, and the place rainwater can't effectively hold, and because the rainfall often differs, the drainage of moisture distributes in the earth's surface more, can't go deep into the soil layer, leads to deep water content not enough. For arid areas, rainwater collection systems employing traditional rainwater gardens are often limited by rainfall, do not reasonably store and utilize and effectively irrigate, and cannot effectively maintain the water content of soil. In addition, the soil water needs of different degree of depth are different, and conventional rainwater garden can't effectively control the distribution of water yield in soil, is difficult to realize soil water yield saturation, adopts traditional irrigation to realize soil water yield saturation, can lead to a large amount of waste of water resource again.

Disclosure of Invention

The invention aims to provide a rainwater garden overflow device capable of distributing water in a layered manner, which solves the problems that in the background art, rainwater cannot be effectively reserved, water cannot penetrate into a soil layer, water distribution in soil cannot be effectively controlled, and water resources are wasted due to saturated soil water quantity by traditional irrigation.

In order to achieve the above purpose, the present invention provides the following technical solutions:

a rainwater garden overflow device capable of adjusting water quantity in a layered manner comprises a water storage bin, a first filtering structure and a diversion structure; the water storage bin is arranged under the ground surface of the plantation, the interior of the water storage bin comprises water storage cavities which are sequentially communicated, and the water storage cavities are arranged at intervals from top to bottom; the first filtering structure is arranged at the top of the water storage bin and is communicated with the water storage bin; the diversion structure is arranged in the water storage cavity, and the end part of the diversion structure extends into the soil.

Further, set up in the water storage storehouse and separate the fender, separate and keep apart each water storage cavity and overflow cavity through separating the fender, separate and keep off the top setting in the inside top of water storage storehouse, the bottom is buckled to water storage storehouse one side, forms the kink, the kink links firmly with water storage storehouse inner wall.

Further, separate and keep off including first fender, second and third and keep off, first fender, second keep off and third keep off the flat interval setting of water, and the kink setting height of three reduces in proper order, and top-down forms first retaining cavity, second retaining cavity and third retaining cavity.

Further, a gap is formed between the third baffle and the other side of the water storage bin, so that an overflow chamber is formed.

Further, the overflow pipe is further provided with one end communicated with the overflow cavity, and the other end is connected with an external reservoir.

Further, the water storage bin also comprises a water supply pipe, one end of the water supply pipe is arranged above the inside of the water storage bin, and the other end of the water supply pipe extends out of the ground surface.

Further, a second filtering structure is arranged between the first filtering structure and the water storage bin, and the second filtering structure is non-woven fabric.

Further, a third filtering structure is arranged at the bottom of the water storage bin and is communicated with the overflow cavity.

Further, the first filtering structure and the third filtering structure are replaceable filtering tanks, and a filter core is arranged in each replaceable filtering tank; the flow guiding structure is a sponge strip.

Further, the top of the third baffle is higher than the second baffle and bends towards the second water storage chamber.

The invention has the following beneficial effects:

1. according to the rainwater garden overflow device capable of distributing water quantity in a layered mode, the water storage bin is divided into the plurality of water storage cavities from top to bottom, the flow guide structures are arranged in the water storage cavities, soil with different depths is irrigated through the height difference among the flow guide structures, the water storage quantity of each water storage cavity is controlled through controlling the volume of each water storage cavity, irrigation quantities of different depths of the soil are controlled, and the water storage cavities are matched with each other, so that water quantity of each level is distributed according to the thickness of a soil layer and water requirements, and the purpose of saturation of the soil water quantity is achieved.

2. The rainwater garden overflow device capable of distributing water in a layered manner integrates filtering, water storage and water drainage, is simple in structure and small in occupied area, and reduces evaporation of rainfall on the basis of enhancing field rainwater storage.

3. According to the rainwater garden overflow device capable of adjusting water quantity in a layered manner, impurities in rainwater are removed through the first filtering structure and the second filtering structure, effective conveying of subsequent water flow is guaranteed, and clogging and silting in the water storage bin 1 are avoided; and provides a guarantee for the subsequent water body conveying to enter the soil layer.

4. According to the rainwater garden overflow device capable of adjusting water quantity in a layered mode, the third filtering structure is arranged at the bottom of the overflow cavity, when the deep water of soil is sufficient, part of stored water slowly infiltrates downwards through the third filtering structure, and when the stored water quantity is too large, the stored water flows to the external reservoir through the overflow pipe.

5. According to the rainwater garden overflow device capable of adjusting water quantity in a layered mode, when water stored in the water storage bin is insufficient, water is added through the water supply pipe, after the first water storage cavity is full, the stored water can overflow to the second water storage cavity, the third water storage cavity and the overflow cavity in sequence, then the water is discharged through the third filtering structure or the overflow pipe, the overflow pipe and the water supply pipe serve as connecting calibers for external storage and transportation, and the water content of soil in a field can reach an optimal proper value through controlling storage and supplement of water flow.

6. The rainwater garden overflow device capable of distributing water in a layered manner can achieve saturation of soil water in different depths, avoid traditional manual irrigation, save water resources and reduce irrigation labor intensity.

Drawings

Fig. 1 is a schematic overall structure of an overflow device according to a first embodiment of the present invention;

FIG. 2 is a cross-sectional view of an overflow device according to the invention;

fig. 3 is a schematic overall structure of an overflow device according to a second embodiment of the present invention.

In the figure: 1-water storage bin, 2-first baffle, 3-second baffle, 4-third baffle, 5-first filter structure, 6-diversion structure, 7-overflow pipe, 8-water supply pipe, 9-second filter structure, 10-third filter structure.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In a first embodiment, as shown in fig. 1, the rainwater garden overflow device capable of hierarchically allocating water volume provided by the invention comprises a water storage bin 1, a first filtering structure 5, a diversion structure 6, an overflow pipe 7, a water supply pipe 8 and a third filtering structure 10; the water storage bin 1 is arranged under the ground surface of the plantation, and comprises a plurality of water storage chambers from top to bottom; the first filtering structure 5 is arranged at the top of the water storage bin 1 and communicated with the water storage bin 1, and the screen leaks to remove impurities in rainwater, so that effective transportation of subsequent water flow is ensured, and clogging and siltation in the water storage bin 1 are avoided; one end of the flow guide structure 6 is arranged in the water storage cavity, the other end of the flow guide structure extends into the soil, water in the water storage cavity enters the soil through the flow guide structure 6, irrigation of plants is achieved, the flow guide structure 6 is arranged corresponding to the water storage cavities, irrigation of the soil with different depths is achieved through the height difference between the end parts of the flow guide structure 6, irrigation of different water quantities is achieved according to the depth of the soil by controlling the water storage quantity of each water storage cavity, plant growth is facilitated, and the water storage structure are matched to achieve the purpose of distributing all levels of water quantities according to the thickness of a soil layer and water consumption so as to achieve saturation of the soil water quantity; the overflow pipe 7 is communicated with the water storage bin 1, the other end of the overflow pipe is connected with an external water storage tank, and when the water quantity of the water storage bin 1 is excessive, water flow enters the external water storage tank through the overflow pipe 7; the water supply pipe 8 is communicated with the water storage bin 1, the other end of the water supply pipe extends out of the ground surface and is used for manual irrigation, and when the water storage bin 1 is in water shortage, water can be manually added through the water supply pipe 8; the third filtering structure 10 is arranged at the bottom of the water storage bin 1, when the deep water of the soil is sufficient, part of water stored slowly infiltrates downwards through the third filtering structure 10, and when the water stored quantity is too large, the water flows to an external water storage pool through the overflow pipe 7.

The water storage bin 1 is located the land depression in the plantation, is a vertically arranged strip-shaped cavity, is provided with openings at the upper end and the lower end, and is internally provided with a baffle to divide the water storage bin 1 into a plurality of water storage cavities, wherein the water storage cavities are open-top cavities. The top of the baffle is arranged above the inside of the water storage bin 1, the bottom of the baffle is bent towards one side of the water storage bin 1 to form a bending part, and the bending part is fixedly connected with the inner wall of the water storage bin 1.

A plurality of barriers may be provided in the sump 1, including but not limited to the following two embodiments. As shown in fig. 2, the baffle comprises a first baffle 2, a second baffle 3 and a third baffle 4, the first baffle 2, the second baffle 3 and the third baffle 4 are horizontally arranged at intervals, the bending parts of the three are arranged at lower heights in sequence, a first water storage cavity, a second water storage cavity and a third water storage cavity are formed from top to bottom, the water storage quantity of different water storage cavities is controlled through the baffle arrangement positions and the bending parts, gaps exist between the third baffle 4 and the other side of the water storage bin 1, an overflow cavity is formed, and the bottom of the overflow cavity is communicated with the third filtering structure 10. When the first water storage chamber is full, the water can overflow to the second water storage chamber, the third water storage chamber and the overflow chamber in sequence, and then is discharged through the third filtering structure 10 or the overflow pipe 7. Preferably, the top of the third baffle 4 is higher than the second baffle 3 and is bent towards the side of the second water storage chamber, so that rainwater can conveniently flow out of the overflow chamber, and the tops of the first baffle 2 and the second baffle 3 are level.

The top surface of the first filtering structure 5 is higher than the ground surface, the size of the first filtering structure is matched with the size of the top surface of the water storage bin 1, the first filtering structure 5 is a replaceable filtering tank, a filtering core is arranged in the replaceable filtering tank, and the filtering core is sand stone or other filtering materials. Preferably, a second filtering structure 9 is arranged between the first filtering structure 5 and the water storage bin 1, the second filtering structure 9 is non-woven fabric, particles in water can be effectively removed by the non-woven fabric, a guarantee is provided for the follow-up conveying water body to enter the soil layer, and the filtering effect is further improved.

The water conservancy diversion structure 6 is the sponge strip, and the sponge strip corresponds the setting with retaining cavity, and through going layering drainage to retaining cavity memory water, evenly arrange the irrigation to soil horizon shallow, well, deep branch, and the sponge strip bottom sets up in retaining cavity bottom, when water gets into sponge strip bottom, from down upwards absorption drainage to soil horizon inside, makes soil horizon absorption even, ensures the plant growth in place. The effect of layered overflow according to the water conditions required by different soil layers is realized.

The overflow pipe 7 is preferably arranged in communication with the overflow chamber, preferably in a middle position of the overflow chamber.

One end of the water supply pipe 8 is arranged in the water storage bin 1 and is positioned above the first water storage cavity, and when the water storage bin 1 is insufficient in water storage, water is added through the water supply pipe 8. The overflow pipe 7 and the water supply pipe 8 are used as connecting calibers for external storage and transportation, and the water content of the soil in the field can reach the optimal proper value by controlling the storage and the supplement of water flow.

The third filtering structure 10 is adapted to the bottom surface of the water storage bin 1 in size and is communicated with the overflow chamber, and is preferably an L-shaped replaceable filtering tank with a longitudinal section, a filtering core is arranged inside the replaceable filtering tank, the filtering core is sand stone or other filtering materials, and the top surface of the vertical part of the L-shaped replaceable filtering tank is correspondingly arranged with the overflow chamber.

In a second embodiment, as shown in fig. 3, the rainwater garden overflow device capable of hierarchically allocating water quantity provided by the invention comprises a water storage bin 1, a first filtering structure 5 and a diversion structure 6.

The water storage bin 1 is arranged under the ground surface of the plantation, the inside of the water storage bin 1 comprises a plurality of water storage chambers from top to bottom, a baffle is arranged in the water storage bin 1, the water storage bin 1 is divided into a plurality of water storage chambers, and the water storage chambers are cavities with open tops; the baffle comprises a first baffle 2 and a second baffle 3, the first baffle 2 and the second baffle 3 are horizontally arranged at intervals, the water storage bin 1 is sequentially divided into a first water storage cavity, a second water storage cavity and a third water storage cavity, the bottom of the water storage bin 1 is sealed, and water stored in the third water storage cavity is prevented from leaking from the bottom. The tops of the first barrier 2 and the second barrier 3 are the same.

Both the first filtering structure 5 and the flow guiding structure 6 are identical to those of the first embodiment.

In the present embodiment, the structure of the water storage bin 1 is changed, and the overflow pipe 7, the water supply pipe 8, and the third filter structure 10 are eliminated, as compared with the first embodiment. The overflow chamber is canceled in the water storage bin 1, the number of the water storage chambers is reduced, and the tops of the first baffle 2 and the second baffle 3 are vertical plates. The implementation mode has the advantages of simpler structure, convenient installation, reduced manufacturing cost, suitability for small-range fields and improved use economic benefit of the device.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present invention, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present invention.

Claims

1. Rainwater garden overflow arrangement of layering allotment water yield, its characterized in that: comprises a water storage bin (1), a first filtering structure (5) and a diversion structure (6); the water storage bin (1) is arranged under the ground surface of the plantation, the interior of the water storage bin comprises water storage cavities which are sequentially communicated, and the water storage cavities are arranged at intervals from top to bottom; the first filtering structure (5) is arranged at the top of the water storage bin (1) and is communicated with the water storage bin (1); the diversion structure (6) is arranged in the water storage cavity, and the end part of the diversion structure extends into the soil.

2. The rainwater garden overflow device capable of hierarchically allocating water according to claim 1, wherein: the water storage bin (1) is internally provided with a baffle, each water storage cavity and an overflow cavity are divided through the baffle, the top of the baffle is arranged above the inside of the water storage bin (1), the bottom of the baffle is bent towards one side of the water storage bin (1) to form a bending part, and the bending part is fixedly connected with the inner wall of the water storage bin (1).

3. A stormwater garden overflow device with layered water distribution as claimed in claim 2, wherein: the baffle comprises a first baffle (2), a second baffle (3) and a third baffle (4), wherein the first baffle (2), the second baffle (3) and the third baffle (4) are horizontally arranged at intervals, the bending parts of the first baffle, the second baffle and the third baffle are sequentially reduced in height, and a first water storage cavity, a second water storage cavity and a third water storage cavity are formed from top to bottom.

4. A stormwater garden overflow device as claimed in claim 3, wherein the water volume is adapted in layers, and wherein: a gap is formed between the third baffle (4) and the other side of the water storage bin (1) to form an overflow chamber.

5. The rainwater garden overflow device capable of layering water distribution according to claim 4, wherein: the overflow pipe (7) is further included, one end of the overflow pipe (7) is communicated with the overflow cavity, and the other end of the overflow pipe is connected with an external reservoir.

6. The rainwater garden overflow device capable of hierarchically allocating water according to claim 1, wherein: the water storage bin also comprises a water supply pipe (8), one end of the water supply pipe (8) is arranged above the inside of the water storage bin (1), and the other end of the water supply pipe extends out of the ground surface.

7. The rainwater garden overflow device capable of hierarchically allocating water according to claim 1, wherein: a second filtering structure (9) is arranged between the first filtering structure (5) and the water storage bin (1), and the second filtering structure (9) is non-woven fabric.

8. The rainwater garden overflow device capable of hierarchically allocating water according to claim 1, wherein: the bottom of the water storage bin (1) is provided with a third filtering structure (10), and the third filtering structure (10) is communicated with the overflow cavity.

9. The rainwater garden overflow device capable of layering water distribution according to claim 8, wherein: the first filtering structure (5) and the third filtering structure (10) are replaceable filtering tanks, and filtering cores are arranged in the replaceable filtering tanks; the flow guiding structure (6) is a sponge strip.

10. A stormwater garden overflow device as claimed in claim 3, wherein the water volume is adapted in layers, and wherein: the top of the third baffle (4) is higher than the second baffle (3) and bends towards the second water storage chamber.