CN211037068U - Seepage-proofing drainage guide structure - Google Patents
Seepage-proofing drainage guide structure Download PDFInfo
- Publication number
- CN211037068U CN211037068U CN201921671951.6U CN201921671951U CN211037068U CN 211037068 U CN211037068 U CN 211037068U CN 201921671951 U CN201921671951 U CN 201921671951U CN 211037068 U CN211037068 U CN 211037068U
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- Prior art keywords
- guide
- drainage
- drainage guide
- pool
- tank
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 21
- 230000002265 prevention Effects 0.000 claims abstract description 11
- 239000004746 geotextile Substances 0.000 claims description 7
- 239000007788 liquid Substances 0.000 abstract description 15
- 239000002912 waste gas Substances 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 7
- 239000010802 sludge Substances 0.000 abstract description 6
- 230000000903 blocking effect Effects 0.000 abstract description 4
- 238000004140 cleaning Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 238000011084 recovery Methods 0.000 abstract description 4
- 239000010813 municipal solid waste Substances 0.000 description 13
- 238000001914 filtration Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Processing Of Solid Wastes (AREA)
Abstract
The utility model discloses a prevention of seepage drainage guide structure belongs to landfill technical field. The structure comprises an anti-seepage component, a treatment pool and a drainage guide pool, wherein the treatment pool is positioned below the anti-seepage component, the drainage guide pool is arranged in the treatment pool, and the bottom of the anti-seepage component is communicated with the drainage guide pool through a drainage guide pipe. In the process of maintaining or cleaning the treatment tank, the percolate is contained in the guide and discharge tank, the water outlet of the guide and discharge tank is always positioned below the liquid level of the percolate in the guide and discharge tank, the external air is effectively prevented from entering a refuse landfill area, the generation of waste gas and percolate in a landfill can be reduced, and the treatment cost of the waste gas and the percolate is reduced. The bottom of the guide and discharge tank is 0.5-1 m away from the bottom of the treatment tank, so that the sludge at the bottom of the treatment tank is prevented from filling or blocking the guide and discharge tank and the water outlet of the guide and discharge tank, the guide and discharge tank and the guide and discharge tank can keep smooth, and the recovery effect on percolate is good.
Description
Technical Field
The utility model relates to an prevention of seepage drainage guide structure belongs to landfill technical field.
Background
The landfill is the main method for solving the problem of domestic garbage going out in most cities in China, and the landfill site seepage-proofing system can isolate the inside and the outside of a landfill area, prevent leachate in the garbage from polluting underground water and surface water, and prevent off-site water from entering the landfill area. And discharging the garbage leachate into a treatment tank through a drainage pipeline in the landfill area, and treating the leachate through a leachate treatment process so as to reduce the harm of the garbage leachate to the environment. However, the inside of landfill district and treatment tank are through flowing back the liquid piping intercommunication, when the treatment tank was maintained or is clean, the whole exposure of treatment tank was in the external environment to make inside and the external environment intercommunication of landfill district, inside the air admission landfill district in the external environment, unnecessary reactions such as oxygen in the air, material such as water can make the rubbish in the landfill district accelerate rotten or take place to oxidize, thereby produce more waste gas and leachate, lead to the waste gas waste liquid treatment cost increase of landfill yard. Therefore, chinese patent publication No. CN207499002U discloses an anti-seepage drainage guide structure for a refuse landfill, which includes a reservoir burying area, a drainage channel is disposed below the reservoir burying area, an inlet end of the drainage channel is communicated with the reservoir burying area, a liquid level valve is disposed in the drainage channel, the liquid level valve includes a first ring body and a second ring body sequentially fixed on a side wall of the drainage channel along a direction from the inlet end to the outlet end of the drainage channel, and a spring and a valve core disposed between the first ring body and the second ring body, one end of the spring is fixedly connected with the second ring body, the other end of the spring is fixedly connected with the valve core, and the valve core is abutted against the first ring body and blocks the drainage channel. The structure can reduce the generation of waste gas and leachate in the landfill, thereby reducing the treatment cost of the waste gas and the leachate; the liquid level valve has stable sealing performance, and can further increase the cutting sealing performance of the liquid level valve on a liquid discharge channel; the drainage channel and the liquid level valve can keep smooth, and the recovery effect on the leachate is good. However, after long-term use, substances in the percolate are easy to adhere to the liquid level valve, so that the liquid level valve acts slowly and even is blocked.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides an prevention of seepage drainage guide structure.
The utility model discloses a following technical scheme can realize:
the utility model provides an prevention of seepage drainage guide structure, includes prevention of seepage part, handles pond and drainage guide pool, it is located the below of prevention of seepage part to handle the pond, drainage guide pool establishes in handling the pond, drainage guide pipe and drainage guide pool intercommunication are passed through to the bottom of prevention of seepage part.
The anti-seepage part comprises a reservoir burying area, and an anti-seepage layer, a guide drainage layer and a reverse filter geotextile are sequentially arranged in the reservoir burying area from bottom to top.
The upper side of the drainage guide pool is opened.
The drainage guide pool is arranged on the side wall of the treatment pool.
The distance between the bottom of the guide and discharge tank and the bottom of the treatment tank is 0.5-1 m.
And three or four supporting legs are arranged at the bottom of the drainage guide pool.
And a drain pipe is arranged at the bottom of the drainage guide pool, and a valve is arranged on the drain pipe.
The valve is a ball valve.
And a filter plate is arranged at the water inlet of the guide and discharge pipe.
The water outlet of the drainage guide pipe extends into the drainage guide tank, and the water outlet of the drainage guide pipe is positioned below the top end of the drainage guide tank.
The beneficial effects of the utility model reside in that: in the process of maintaining or cleaning the treatment tank, the percolate is contained in the guide and discharge tank, the water outlet of the guide and discharge tank is always positioned below the liquid level of the percolate in the guide and discharge tank, the external air is effectively prevented from entering a refuse landfill area, the generation of waste gas and percolate in a landfill can be reduced, and the treatment cost of the waste gas and the percolate is reduced. The bottom of the guide and discharge tank is 0.5-1 m away from the bottom of the treatment tank, so that the sludge at the bottom of the treatment tank is prevented from filling or blocking the guide and discharge tank and the water outlet of the guide and discharge tank, the guide and discharge tank and the guide and discharge tank can keep smooth, and the recovery effect on percolate is good.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1-reservoir burying area, 2-reverse filter geotextile, 3-drainage guide layer, 4-impermeable layer, 5-filter plate, 6-drainage guide pipe, 7-treatment tank, 8-drainage guide tank, 9-supporting leg, 10-drainage pipe and 11-valve.
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.
As shown in figure 1, the anti-seepage drainage guide structure comprises an anti-seepage component, a treatment pool 7 and a drainage guide pool 8, wherein the treatment pool 7 is positioned below the anti-seepage component, the drainage guide pool 8 is arranged in the treatment pool 7, and the bottom of the anti-seepage component is communicated with the drainage guide pool 8 through a drainage guide pipe 6.
The seepage-proofing part comprises a buried reservoir area 1, and a seepage-proofing layer 4, a guide and drainage layer 3 and a reverse filter geotextile 2 are sequentially arranged in the buried reservoir area 1 from bottom to top. In use, the drainage guide layer 3 is made of pebbles or broken stones.
The upper side of the drainage guide pool 8 is opened. In use, the percolate in the drainage basin 8 overflows into the treatment basin 7 through the upper side of the drainage basin 8.
The drainage guide tank 8 is built on the side wall of the treatment tank 7.
The distance between the bottom of the guide and discharge tank 8 and the bottom of the treatment tank 7 is 0.5-1 m. The sludge at the bottom of the treatment tank 7 is prevented from filling or blocking the drainage guide tank 8 and the water outlet of the drainage guide pipe 6.
The bottom of the drainage guide pool 8 is provided with three or four supporting legs 9.
The bottom of the drainage guide pool 8 is provided with a drainage pipe 10, and the drainage pipe 10 is provided with a valve 11. Excess percolate in the drainage basin 8 or sludge at the bottom of the drainage basin 8 is removed via a drainage pipe 10.
The valve 11 is a ball valve.
And a filter plate 5 is arranged at the water inlet of the drainage guide pipe 6. Pebbles or broken stones are prevented from entering the drainage guide pipe 6, so that the drainage guide pipe 6 is ensured to be smooth.
The water outlet of the guide and exhaust pipe 6 extends into the guide and exhaust tank 8, and the water outlet of the guide and exhaust pipe 6 is positioned below the top end of the guide and exhaust tank 8.
An prevention of seepage drainage guide structure, its theory of operation or working process as follows:
dumping the garbage to the landfill area 1, accumulating the garbage on the upper side of the reverse filtering geotextile 2 and contacting with the reverse filtering geotextile 2, and after the garbage is completely dumped into the landfill area 1, filling the landfill area 1 and making a protection measure on the upper part of the garbage pile. The garbage in the garbage pile can generate leachate, the leachate flows into the drainage layer 3 through the reverse filtering geotextile 2, the leachate reaches the impermeable layer 4 after passing through gaps of pebbles or gravels in the drainage layer 3, then enters the drainage tank 8 through the filter plates 5 and the drainage pipes 6 in sequence, and finally overflows into the treatment tank 7 from the drainage tank 8. Before the treatment tank 7 is maintained or cleaned, firstly, the percolate in the treatment tank 7 is discharged, then the valve 11 is opened, the percolate in the guide and discharge tank 8 or sludge at the bottom of the guide and discharge tank 8 is discharged, after the liquid level in the guide and discharge tank 8 is gradually reduced to the position of 3-20 cm above the water outlet of the guide and discharge pipe 6, the valve 11 is closed, and the treatment tank 7 is maintained or cleaned. In the process of maintaining or cleaning the treatment tank 7, the percolate is filled in the guide and discharge tank 8, and the water outlet of the guide and discharge pipe 6 is always positioned below the percolate liquid level in the guide and discharge tank 8, so that the external air is effectively prevented from entering the garbage landfill area.
In conclusion, in the process of maintaining or cleaning the treatment tank 7, the guide and discharge tank 8 is used for containing the percolate, and the water outlet of the guide and discharge pipe 6 is always positioned below the percolate liquid level in the guide and discharge tank 8, so that the outside air is effectively prevented from entering the garbage landfill area, the generation of waste gas and percolate in a landfill site can be reduced, and the treatment cost of the waste gas and the percolate is reduced. The bottom of the guide and discharge tank 8 is 0.5-1 m away from the bottom of the treatment tank 7, so that the sludge at the bottom of the treatment tank 7 is prevented from filling or blocking the guide and discharge tank 8 and the water outlet of the guide and discharge tank 6, the guide and discharge tank 6 and the guide and discharge tank 8 can keep smooth, and the recovery effect on percolate is good.
Claims (10)
1. The utility model provides an anti-seepage drainage guide structure which characterized in that: including prevention of seepage part, processing pond (7) and drainage guide pool (8), processing pond (7) are located the below of prevention of seepage part, drainage guide pool (8) are established in processing pond (7), the bottom of prevention of seepage part is through drainage guide pipe (6) and drainage guide pool (8) intercommunication.
2. The impermeable drainage guide structure of claim 1, wherein: the anti-seepage component comprises a reservoir burying area (1), wherein an anti-seepage layer (4), a guide and discharge layer (3) and a reverse filter geotextile (2) are sequentially arranged in the reservoir burying area (1) from bottom to top.
3. The impermeable drainage guide structure of claim 1, wherein: the upper side of the drainage guide pool (8) is opened.
4. The impermeable drainage guide structure of claim 3, wherein: the guide and discharge tank (8) is arranged on the side wall of the treatment tank (7).
5. The impermeable drainage guide structure of claim 4, wherein: the distance between the bottom of the guide and discharge tank (8) and the bottom of the treatment tank (7) is 0.5-1 m.
6. The impermeable drainage guide structure of claim 5, wherein: the bottom of the drainage guide pool (8) is provided with three or four supporting legs (9).
7. The impermeable drainage guide structure of claim 6, wherein: and a drain pipe (10) is arranged at the bottom of the drainage guide pool (8), and a valve (11) is arranged on the drain pipe (10).
8. The impermeable drainage guide structure of claim 7, wherein: the valve (11) is a ball valve.
9. The impermeable drainage guide structure of claim 1, wherein: and a filter plate (5) is arranged at the water inlet of the guide and discharge pipe (6).
10. The impermeable drainage guide structure of claim 9, wherein: the water outlet of the guide and exhaust pipe (6) extends into the guide and exhaust tank (8), and the water outlet of the guide and exhaust pipe (6) is positioned below the top end of the guide and exhaust tank (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921671951.6U CN211037068U (en) | 2019-10-08 | 2019-10-08 | Seepage-proofing drainage guide structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921671951.6U CN211037068U (en) | 2019-10-08 | 2019-10-08 | Seepage-proofing drainage guide structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211037068U true CN211037068U (en) | 2020-07-17 |
Family
ID=71531130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921671951.6U Expired - Fee Related CN211037068U (en) | 2019-10-08 | 2019-10-08 | Seepage-proofing drainage guide structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211037068U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112170440A (en) * | 2020-09-09 | 2021-01-05 | 中国电建集团贵阳勘测设计研究院有限公司 | Rigid landfill leachate gravity flow drainage and air guide structure |
-
2019
- 2019-10-08 CN CN201921671951.6U patent/CN211037068U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112170440A (en) * | 2020-09-09 | 2021-01-05 | 中国电建集团贵阳勘测设计研究院有限公司 | Rigid landfill leachate gravity flow drainage and air guide structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 553000 4th floor, Kechuang building, high tech Industrial Development Zone, Liupanshui City, Guizhou Province Patentee after: Western Licheng Ecological Environment Group Co.,Ltd. Address before: 553000 floor 4, zone a, building 6, Hongqiao new area small and micro enterprise incubation base, Zhongshan Economic Development Zone, Zhongshan District, Liupanshui City, Guizhou Province Patentee before: GUIZHOU BEAUTIFUL CITY ECOLOGICAL ENVIRONMENT DEVELOPMENT CO.,LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200717 |