CN212833303U

CN212833303U - Sewage treatment system based on view wetland

Info

Publication number: CN212833303U
Application number: CN202021185700.XU
Authority: CN
Inventors: 王伟
Original assignee: Southwest Wetland Co ltd
Current assignee: Southwest Wetland Co ltd
Priority date: 2020-06-23
Filing date: 2020-06-23
Publication date: 2021-03-30
Anticipated expiration: 2030-06-23

Abstract

The utility model discloses a sewage treatment system based on a landscape wetland, which comprises a pool body, wherein the middle end in the pool body is provided with a wall body, the inside of the wall body is provided with a main water inlet pipe, the main water inlet pipe is communicated with a secondary water inlet pipe through a connecting pipe, the lower end of the secondary water inlet pipe is provided with a first wetland, the first wetland is sequentially provided with a first sandstone layer, a first bioceramic layer and a first slag layer from top to bottom, the upper end of the first sandstone layer is provided with first wetland plants, the lower end of the first wetland is provided with a second wetland, the second wetland is sequentially provided with a second sandstone layer and a second bioceramic layer from top to bottom, the upper end of the second sand stone layer is provided with second wetland plants, the lower end of the second wetland is provided with a third wetland, the third wetland is sequentially provided with a third sand stone layer, a third biological ceramic particle layer and a third slag layer from top to bottom, and the upper end of the third sand stone layer is provided with third wetland plants. The utility model discloses increase the content of oxygen when being convenient for sewage flows, the pollutant in the microorganism of being convenient for and wetland plant removal sewage.

Description

Sewage treatment system based on view wetland

Technical Field

The utility model relates to a sewage treatment technical field, in particular to sewage treatment system based on view wetland.

Background

The water environment pollution is a problem which is generally faced and urgently to be solved in the human society in the 21 st century, and the artificial wetland is used as a sewage treatment system with high efficiency, reliability and low energy consumption and is increasingly and widely applied to water pollution treatment and water ecological restoration. The artificial wetland is a novel sewage treatment technology developed from the 70 s in the 20 th century, and through the development of decades, the technology is gradually and widely applied to the aspects of treating domestic sewage, surface water, non-point source pollution and the like. The method mainly removes pollutants in the sewage by utilizing the comprehensive action of wetland plants, microorganisms and soil or fillers, and has the advantages of simple structure, low treatment cost, landscape effect and the like. The existing landscape wetland has small water mobility and low oxygen content, and is not beneficial to decomposing pollutants in water by microorganisms and growing and removing pollutants of wetland plants.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a sewage treatment system based on view wetland can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a sewage treatment system based on a landscape wetland comprises a tank body, wherein a wall body is arranged at the middle end in the tank body, a main water inlet pipe is arranged in the wall body, the main water inlet pipe is communicated with an auxiliary water inlet pipe through a connecting pipe, a plurality of water outlet holes are uniformly formed in the lower end of the auxiliary water inlet pipe, a first wetland is arranged at the lower end of the auxiliary water inlet pipe, a first sandstone layer, a first bioceramic layer and a first slag layer are sequentially arranged on the first wetland from top to bottom, a first separation net is arranged at the lower end of the first slag layer, first wetland plants are arranged at the upper end of the first sandstone layer, a second wetland is arranged at the lower end of the first wetland, a second sandstone layer, a second bioceramic layer and a second slag layer are sequentially arranged on the second wetland from top to bottom, a second separation net is arranged at the lower end of the second slag layer, and second plants are arranged at the upper end of the second sandstone layer, and the lower extreme of second wetland is equipped with the third wetland, the third wetland is equipped with third gravel layer, third biological ceramic particle layer, third slag layer from the top down in proper order, the lower extreme on third slag layer is equipped with the third and separates the net, the upper end on third gravel layer is equipped with the third wetland plant, just the drain pipe is installed to the side of cell body.

Preferably, the lower end of the first wetland is provided with a first support rod, and the lower end of the first support rod penetrates through the second wetland and the third wetland and extends into the pond body.

Preferably, the lower end of the second wetland is provided with a second support rod, and the lower end of the second support rod penetrates through the third wetland and extends into the tank body.

Preferably, the lower end of the third wetland is provided with a third supporting rod.

Preferably, the first wetland plant, the second wetland plant and the third wetland plant are one or more of lotus, reed, wild rice stem and allium fistulosum.

Preferably, the first wetland, the second wetland and the third wetland are all fixed on the wall body through fixing bolts.

Compared with the prior art, the utility model discloses following beneficial effect has: the sewage treatment system based on the landscape wetland comprises a main water inlet pipe, a secondary water inlet pipe, a first wetland, a second wetland, a third wetland, a first sand stone layer, a second sand stone layer, a first biological ceramic particle layer, a first slag layer, a second biological ceramic particle layer, a second slag layer, a third wetland, a first plant, a second plant, a third wetland, a fourth wetland, a fifth wetland, a fourth wetland, a fifth wetland, a sixth wetland, a fifth wetland, And the second wetland plants and the third wetland plants remove pollutants in the sewage.

Drawings

FIG. 1 is a schematic view of the overall structure of a sewage treatment system based on a landscape wetland;

FIG. 2 is a schematic plan view of the sewage treatment system based on the landscape wetland;

fig. 3 is the utility model discloses a structural schematic diagram of sewage treatment system's inlet tube based on view wetland.

In the figure: 1. a tank body; 2. a wall body; 3. a main water inlet pipe; 4. a connecting pipe; 5. a water inlet auxiliary pipe; 6. a water outlet hole; 7. a first wetland; 8. a first gravel layer; 9. a first bioceramic layer; 10. a first slag layer; 11. a first screen; 12. a first wetland plant; 13. a second wetland; 14. a second sandstone layer; 15. a second bioceramic layer; 16. a second slag layer; 17. a second screen; 18. a second wetland plant; 19. a third wetland; 20. a third sandstone layer; 21. a third bioceramic layer; 22. a third slag layer; 23. a third screen; 24. a third wetland plant; 25. a drain pipe; 26. a first support bar; 27. a second support bar; 28. and a third support bar.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-3, a sewage treatment system based on a landscape wetland comprises a tank body 1, wherein a wall body 2 is arranged at the middle end inside the tank body 1, a main water inlet pipe 3 is arranged inside the wall body 2, the main water inlet pipe 3 is communicated with an auxiliary water inlet pipe 5 through a connecting pipe 4, a plurality of water outlet holes 6 are uniformly formed in the lower end of the auxiliary water inlet pipe 5, a first wetland 7 is arranged at the lower end of the auxiliary water inlet pipe 5, a first gravel layer 8, a first biological ceramsite layer 9 and a first slag layer 10 are sequentially arranged from top to bottom on the first wetland 7, a first separation net 11 is arranged at the lower end of the first slag layer 10, a first wetland plant 12 is arranged at the upper end of the first gravel layer 8, a second wetland 13 is arranged at the lower end of the first wetland 7, and a second gravel layer 14, a second biological ceramsite layer 15 and a second biological ceramsite layer 13 are sequentially arranged from top to bottom on the second wetland 13, A second slag layer 16, a second separation net 17 is arranged at the lower end of the second slag layer 16, a second wetland plant 18 is arranged at the upper end of the second gravel layer 14, a third wetland 19 is arranged at the lower end of the second wetland 13, a third gravel layer 20, a third biological ceramsite layer 21 and a third slag layer 22 are sequentially arranged on the third wetland 19 from top to bottom, a third separation net 23 is arranged at the lower end of the third slag layer 22, a third wetland plant 24 is arranged at the upper end of the third gravel layer 20, and a drain pipe 25 is arranged at the side end of the pool body 1.

In this embodiment, preferably, the lower end of the first wetland 7 is provided with a first support rod 26, the lower end of the first support rod 26 penetrates through the second wetland 13 and the third wetland 19 and extends into the tank body 1, and the first support rod 26 is convenient for supporting and fixing the first wetland 7.

In this embodiment, preferably, the second support rod 27 is installed at the lower end of the second wetland 13, the lower end of the second support rod 27 extends into the tank body 1 through the third wetland 19, and the second support rod 27 is convenient for supporting and fixing the second wetland 13.

In this embodiment, preferably, the third support bar 28 is installed at the lower end of the third wet land 19, and the third support bar 28 is convenient for supporting and fixing the third wet land 19.

In this embodiment, preferably, the first wetland plant 12, the second wetland plant 18, and the third wetland plant 24 are one or more of lotus, reed, zizania aquatica, and allium fistulosum, so as to remove pollutants in sewage and improve the sewage treatment rate.

In the embodiment, the first wetland 7, the second wetland 13 and the third wetland 19 are preferably fixed on the wall 2 through fixing bolts, so that the first wetland 7, the second wetland 13 and the third wetland 19 can be conveniently fixed on the wall 2, and the fixing effect is good.

It should be noted that, the utility model relates to a sewage treatment system based on landscape wetland, when in use, sewage enters the connecting pipe 4 from the main water inlet pipe 3, enters the auxiliary water inlet pipe 5 from the connecting pipe 4, enters the first wetland 7 from the water outlet 6 at the lower end of the auxiliary water inlet pipe 5, sewage enters the second wetland 13 from the lower end of the first wetland 7 through the first sand stone layer 8, the first bioceramic layer 9 and the first slag layer 10, sewage enters the third wetland 19 from the lower end of the second wetland 13 through the second sand stone layer 14, the second bioceramic layer 15 and the second slag layer 16, sewage enters the third wetland 19 from the lower end of the third wetland 19 through the third sand stone layer 20, the third bioceramic layer 21 and the third slag layer 22, the first wetland 7, the third wetland 13 and the third wetland 19 are in a ladder arrangement, thereby preventing dead water from appearing, the oxygen content is increased when the sewage flows, and the pollutants in the sewage are decomposed by the microorganisms, and the pollutants in the sewage are removed by the first wetland plants 12, the second wetland plants 18 and the third wetland plants 24.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A sewage treatment system based on a landscape wetland comprises a tank body (1) and is characterized in that a wall body (2) is arranged at the middle end in the tank body (1), a main water inlet pipe (3) is arranged in the wall body (2), the main water inlet pipe (3) is communicated with an auxiliary water inlet pipe (5) through a connecting pipe (4), a plurality of water outlet holes (6) are uniformly formed in the lower end of the auxiliary water inlet pipe (5), a first wetland (7) is arranged at the lower end of the auxiliary water inlet pipe (5), a first sandstone layer (8), a first bioceramic layer (9) and a first slag layer (10) are sequentially arranged on the first wetland (7) from top to bottom, a first separation net (11) is arranged at the lower end of the first slag layer (10), a first plant (12) is arranged at the upper end of the first sandstone layer (8), a second wetland (13) is arranged at the lower end of the first wetland (7), second wetland (13) from the top down is equipped with second gravel layer (14), second biological ceramic particle layer (15), second slag layer (16) in proper order, the lower extreme of second slag layer (16) is equipped with the second and separates net (17), the upper end of second gravel layer (14) is equipped with second wetland plant (18), just the lower extreme of second wetland (13) is equipped with third wetland (19), third wetland (19) from the top down is equipped with third gravel layer (20), third biological ceramic particle layer (21), third slag layer (22) in proper order, the lower extreme of third slag layer (22) is equipped with the third and separates net (23), the upper end of third gravel layer (20) is equipped with third wetland plant (24), just drain pipe (25) are installed to the side of cell body (1).

2. The sewage treatment system based on the landscape wetland according to claim 1, which is characterized in that: the lower end of the first wetland (7) is provided with a first supporting rod (26), and the lower end of the first supporting rod (26) penetrates through the second wetland (13) and the third wetland (19) and extends into the tank body (1).

3. The sewage treatment system based on the landscape wetland according to claim 1, which is characterized in that: and a second support rod (27) is arranged at the lower end of the second wetland (13), and the lower end of the second support rod (27) penetrates through the third wetland (19) and extends into the tank body (1).

4. The sewage treatment system based on the landscape wetland according to claim 1, which is characterized in that: and a third support rod (28) is arranged at the lower end of the third wetland (19).

5. The sewage treatment system based on the landscape wetland according to claim 1, which is characterized in that: the first wetland plant (12), the second wetland plant (18) and the third wetland plant (24) are one or more of lotus, reed, wild rice stem and allium fistulosum.

6. The sewage treatment system based on the landscape wetland according to claim 1, which is characterized in that: the first wetland (7), the second wetland (13) and the third wetland (19) are all fixed on the wall body (2) through fixing bolts.