CN216360754U

CN216360754U - Rainwater collecting and storing system for mountainous area

Info

Publication number: CN216360754U
Application number: CN202123216828.5U
Authority: CN
Inventors: 赵斌
Original assignee: Zhengzhou Meicheng Environmental Protection Equipment Co ltd
Current assignee: Zhengzhou Meicheng Environmental Protection Equipment Co ltd
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-04-22
Anticipated expiration: 2031-12-20

Abstract

The utility model discloses a rainwater collecting and storing system for mountainous areas, which comprises a rainwater collecting and settling tank and a water storage tank, wherein a blocking wall is arranged in the rainwater collecting and settling tank and divides the rainwater collecting and settling tank into a collecting primary sedimentation sub-tank and a secondary sedimentation sub-tank; the collecting primary sedimentation sub-tank is communicated with the secondary sedimentation sub-tank through an overflow hole fluid arranged on the partition wall, and the secondary sedimentation sub-tank is communicated and connected with the reservoir through a water delivery pipe. The rainwater collection sedimentation tank is used for carrying out sediment sedimentation on the precipitation, so that the sediment content in the storage water in the water storage tank is reduced, and the desilting frequency of the water storage tank is reduced.

Description

Rainwater collecting and storing system for mountainous area

Technical Field

The utility model relates to the field of rainwater collection, in particular to a rainwater collection and storage system for a mountainous area.

Background

China is a country with wide mountain areas, and the mountain areas in arid areas and semi-arid areas are not small. Most mountainous areas in arid areas and semi-arid areas are water-deficient areas, and most of rainfall forms surface water to flow out when much rainfall exists, so that the mountainous areas are always in a water-deficient state. In order to improve the condition of livelihood and water shortage, local residents build a water storage tank so as to store the precipitation for use in the case of water shortage. However, the existing water reservoir often needs to be cleaned frequently due to sediment deposition, otherwise the water storage capacity of the water reservoir is reduced sharply, and the existing water reservoir is very inconvenient to clean.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention provides a rainwater collection and storage system for mountainous areas, which utilizes a rainwater collection and sedimentation basin to perform silt sedimentation on precipitation, so as to reduce the silt content in the storage water in a reservoir and reduce the number of times of dredging the reservoir.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:

the rainwater collection and storage system for the mountainous area comprises a rainwater collection and sedimentation tank and a water storage tank, wherein a separation wall is arranged in the rainwater collection and sedimentation tank and divides the rainwater collection and sedimentation tank into a collection primary sedimentation sub-tank and a secondary sedimentation sub-tank; the collecting primary sedimentation sub-tank is in fluid communication with the secondary sedimentation sub-tank through an overflow hole arranged on the partition wall, and the secondary sedimentation sub-tank is in fluid communication connection with the reservoir through a water conveying pipe; the included angle between the upper surface of the bottom of the rainwater collection sedimentation tank and the horizontal plane is more than 0 degree and less than or equal to 40 degrees; the overflow hole bottom is apart from it does to separate the height of barricade bottom separate the barricade height ratio and be 1: 5-1: 3; a first cleaning hole is formed in the partition wall close to the bottom of the rainwater collection and sedimentation tank, and a first sealing piece is arranged in the first cleaning hole; a second cleaning hole is formed in the side wall of the secondary sedimentation sub-tank close to the lower end of the bottom of the rainwater collection sedimentation tank, and a second sealing piece is arranged in the second cleaning hole; the cistern lateral wall lower extreme is equipped with the third and washs the hole, be equipped with the third closure piece in the third washing hole.

In the rainwater collecting and storing system for the mountainous area, the collecting primary sedimentation sub-tank is internally provided with a baffle plate, and the upper end of the baffle plate is connected with a moving unit of a lifting mechanism arranged above the retaining wall; the baffle plate partially blocks the overflow hole.

Above-mentioned retaining system is collected with rainwater in mountain area, the overflow hole is rectangular shape hole.

In the rainwater collecting and storing system for the mountainous area, the included angle between the bottom surface of the water storage pool and the horizontal plane is more than 0 degree and less than or equal to 40 degrees.

Above-mentioned retaining system is collected with rainwater in mountain area is located collect primary settlement branch pond water inlet end and be provided with rainwater collection filtering area.

Above-mentioned retaining system is collected with rainwater in mountain area, first washing hole, second washing hole and third washing hole are all to have at least one side pore wall to be the through-flow hole of toper.

The utility model has the following beneficial effects:

the rainwater collecting and settling tank is used for settling the collected rainwater so as to reduce the sand content of the rainwater entering the reservoir, so that the desilting frequency of the reservoir is reduced, the capacity of the reservoir is ensured not to be greatly reduced, and the cleaning holes arranged at the bottom are used for cleaning the silt in the rainwater collecting and settling tank and the reservoir by using the water stored in the reservoir when the rainwater collecting and settling tank and the reservoir need desilting.

Drawings

The utility model is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic structural view of a rainwater collecting and storing system for mountainous areas.

In the figure, 1-a rainwater collection and sedimentation tank; 2-collecting the primary sedimentation sub-tank; 3-secondary sedimentation and separate tank; 4, a water reservoir; 5-a rainwater collection and filtration area; 6-blocking wall; 7-a first closure; 8-a baffle plate; 9-supporting table; 10-a lead screw; 11-an overflow aperture; 12-a second closure; 13-a second cleaning aperture; 14-a water conveying pipe; 15-a third closure; 16-third wash well.

Detailed Description

In order to more clearly illustrate the utility model, the utility model is further described below with reference to preferred embodiments and the accompanying drawings. Similar parts in the figures are denoted by the same reference numerals. It is to be understood by persons skilled in the art that the following detailed description is illustrative and not restrictive, and is not to be taken as limiting the scope of the utility model.

As shown in fig. 1, the rainwater collecting and storing system for mountainous areas comprises a rainwater collecting and settling tank 1 and a water storage tank 4, wherein a blocking wall 6 is arranged in the rainwater collecting and settling tank 1, and the blocking wall 6 divides the rainwater collecting and settling tank 1 into a collecting primary sedimentation sub-tank 2 and a secondary sedimentation sub-tank 3; the collecting primary sedimentation sub-tank 2 is in fluid communication with the secondary sedimentation sub-tank 3 through an overflow hole 11 arranged on the retaining wall 6, and the secondary sedimentation sub-tank 3 is in fluid communication with the reservoir 4 through a water delivery pipe 14; the included angle between the bottom surface of the rainwater collection sedimentation tank 1 and the horizontal plane is 15 degrees, and the included angle between the bottom surface of the water storage tank 4 and the horizontal plane is 5 degrees; distance in 11 bottoms of overflow hole separate the height of 6 bottoms of barricade do separate 6 high ratios of barricade and be 1: 5; a first cleaning hole is formed in the retaining wall 6 close to the bottom of the rainwater collecting and settling pond 1, and a first sealing piece 7 is arranged in the first cleaning hole; a second cleaning hole 13 is formed in the side wall of the secondary sedimentation sub-tank 3 close to the lower end of the bottom of the rainwater collecting and settling tank 1, and a second sealing piece 12 is arranged in the second cleaning hole 13; the lower end of the side wall of the reservoir 4 is provided with a third cleaning hole 16, and a third sealing part 15 is arranged in the third cleaning hole 16.

When the present invention is constructed, the rainwater collection and sedimentation basin 1 is constructed above the water storage basin 4 according to the terrain, so that the rainwater subjected to sedimentation treatment in the rainwater collection and sedimentation basin 1 can flow into the water storage basin 4 through the water pipe 14 by gravity. After rainwater flows into the primary collecting sedimentation sub-tank 2, sediment carried by rainwater can be settled under the action of gravity along with the speed of downward flow, after a certain amount of rainwater is accumulated in the primary collecting sedimentation sub-tank 2, the rainwater enters the secondary collecting sedimentation sub-tank 3 through the overflow holes 11 to be settled for the second time, so that the sediment with smaller particle size in the rainwater, especially clay, is settled, and after a certain amount of rainwater is accumulated in the secondary collecting sedimentation sub-tank 3, the rainwater subjected to secondary sedimentation flows into the reservoir 4 through the water conveying pipe 14 to be stored. And when certain silt is accumulated in the primary sedimentation sub-tank 2 and the secondary sedimentation sub-tank 3, the silt and water are made into slurry by using the water in the primary sedimentation sub-tank 2 and the secondary sedimentation sub-tank 3 and are discharged through the first cleaning hole and the second cleaning hole 13. When the liquid outlet end of the second cleaning hole 13 is not directly exposed, a sewage discharge pipe can be arranged on the liquid outlet end of the second cleaning hole 13, so that the mud in the secondary sedimentation sub-tank 3 can be conveniently discharged. When the reservoir 4 needs to be desilted or cleaned with other dirt (such as fungi like moss), the sewage or mud can be discharged through the third cleaning hole 16.

In order to deal with the situation that the rainwater has short settling time in the primary collecting sedimentation sub-tank 2 when a large amount of precipitation occurs, in the embodiment, a baffle plate 8 is arranged in the primary collecting sedimentation sub-tank 2, and the upper end of the baffle plate 8 is connected with a moving unit of a lifting mechanism arranged above the retaining wall 6; the baffle 8 partially blocks the overflow hole 11, and the overflow hole 11 is a long-strip-shaped hole. When a large amount of precipitation occurs, the baffle plate 8 is used for shielding a part of the overflow hole 11, so that rainwater in the collecting primary sedimentation sub-tank 2 flows out through the overflow hole 11 positioned above the baffle plate 8, and then when the rainwater level in the collecting primary sedimentation sub-tank 2 is lower than the upper edge of the baffle plate 8, the baffle plate 8 is lifted by the lifting mechanism, so that rainwater in the collecting primary sedimentation sub-tank 2 flows out through the overflow hole 11 positioned below the baffle plate 8. In this embodiment, elevating system includes brace table 9 and lead screw 10 lifting unit, lead screw 10 lifting unit includes lead screw 10, for the rotation handle and lead screw 10 supporting seat, lead screw 10 lower extreme with 8 upper ends fixed connection of baffle, lead screw 10 upper end with lead screw 10 supporting seat threaded connection is located lead screw 10 supporting seat top install on the lead screw 10 for the rotation handle, lead screw 10 supporting seat is installed on brace table 9.

In order to avoid the surface runoff that the rainfall produced to carry great mud stone entering collect in the primary sedimentation divides pond 2, can be lieing in collect 2 water inlet ends in the primary sedimentation divides pond and be provided with rainwater collection filtering area 5, rainwater is collected filtering area 5 and can be according to the local conditions, sets up according to the mountain region vegetation condition, if can adopt cement hardening mountain region surface to the place that is unfavorable for planting the vegetation to installation grid on the cement hardening surface, and to the place that can plant the vegetation, can combine vegetation and grid to be constructed collect filtering area 5.

In order to facilitate the assembly and disassembly of the first sealing member 7, the second sealing member 12 and the third sealing member 15, in this embodiment, the first cleaning hole, the second cleaning hole 13 and the third cleaning hole 16 are all through-flow holes with at least one side wall being conical.

In the utility model, the rainwater collection and sedimentation tank 1 can be used for collecting surface runoff formed by rainfall and settling and removing sand, and can also be used as a temporary reservoir so as to be used as a supplementary irrigation water source when a large amount of rainfall appears in a short time and the seepage amount under soil is insufficient.

The above examples are given for the purpose of illustrating the utility model clearly and not for the purpose of limiting the same, and it will be apparent to those skilled in the art that, in light of the foregoing description, numerous modifications and variations can be made in the form and details of the embodiments of the utility model described herein, and it is not intended to be exhaustive or to limit the utility model to the precise forms disclosed.

Claims

1. The rainwater collection and water storage system for the mountainous area is characterized by comprising a rainwater collection and sedimentation tank (1) and a water storage tank (4), wherein a blocking wall (6) is arranged in the rainwater collection and sedimentation tank (1), and the blocking wall (6) divides the rainwater collection and sedimentation tank (1) into a collection primary sedimentation sub-tank (2) and a secondary sedimentation sub-tank (3); the collecting primary sedimentation sub-tank (2) is in fluid communication with the secondary sedimentation sub-tank (3) through an overflow hole (11) formed in the retaining wall (6), and the secondary sedimentation sub-tank (3) is in fluid communication connection with the reservoir (4) through a water conveying pipe (14); the included angle between the bottom surface of the rainwater collection sedimentation tank (1) and the horizontal plane is more than 0 degree and less than or equal to 40 degrees; overflow hole (11) bottom distance separate the height of barricade (6) bottom do separate barricade (6) height ratio and be 1: 5-1: 3; a first cleaning hole is formed in the blocking wall (6) close to the bottom of the rainwater collecting and settling tank (1), and a first sealing piece (7) is arranged in the first cleaning hole; a second cleaning hole (13) is formed in the side wall of the secondary sedimentation sub-tank (3) close to the lower end of the bottom of the rainwater collection sedimentation tank (1), and a second sealing piece (12) is arranged in the second cleaning hole (13); cistern (4) lateral wall lower extreme is equipped with third washing hole (16), be equipped with third closure piece (15) in third washing hole (16).

2. The mountain rainwater collecting and storing system according to claim 1, wherein a baffle (8) is arranged in the collecting primary sedimentation sub-tank (2), and the upper end of the baffle (8) is connected with a moving unit of a lifting mechanism arranged above the retaining wall (6); the baffle (8) partially blocks the overflow hole (11).

3. A rainwater harvesting and storing system for mountainous areas according to claim 2, wherein said overflow holes (11) are elongated holes.

4. A rainwater harvesting and storing system for mountainous areas according to claim 1, wherein an angle between the bottom surface of the pool bottom of the water reservoir (4) and a horizontal plane is greater than 0 ° and less than or equal to 40 °.

5. A rainwater collection and storage system for mountainous areas according to any one of claims 1 to 4, wherein a rainwater collection and filtration area (5) is arranged at the water inlet end of the collection primary sedimentation sub-tank (2).

6. A rainwater collection and water storage system for mountainous areas according to any one of claims 1 to 4, wherein the first cleaning hole, the second cleaning hole (13) and the third cleaning hole (16) are through-flow holes with at least one side wall being tapered.