CN211312746U - Refuse landfill field diversion and drainage device - Google Patents
Refuse landfill field diversion and drainage device Download PDFInfo
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- CN211312746U CN211312746U CN201921989848.6U CN201921989848U CN211312746U CN 211312746 U CN211312746 U CN 211312746U CN 201921989848 U CN201921989848 U CN 201921989848U CN 211312746 U CN211312746 U CN 211312746U
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Abstract
The utility model discloses a refuse landfill field diversion and drainage device, which comprises a stack body with a slope, wherein the stack body is sequentially provided with a stacking layer, a sewage diversion layer and a base layer from top to bottom; an asymmetric sewage collecting ditch with half flared ends is paved on the surface layer of the accumulation layer, and a percolate collecting pipe which is obliquely paved along the gradient of the pile body is paved inside the accumulation layer; a sewage guide pipe which is laid in cooperation with the sewage collecting channel is arranged in the sewage guide layer; a sewage collecting pipe is arranged from the sewage guide and discharge pipe to penetrate through the sewage guide layer and the accumulation layer and extend out of the bottom surface of the sewage collecting ditch; an electronic liquid level meter is arranged in the sewage collecting pipe; a percolate guide and discharge pipe connected with the percolate collecting pipe is arranged at the bottom of the stack body; a marsh gas guide and discharge pipe connected with the percolate guide and discharge pipe is arranged above the pile body; an aerobic microorganism injection pipe is arranged from the upper part of the accumulation layer to the inner part of the accumulation layer. The utility model discloses water conservancy diversion sewage that can be better. The flow guiding condition of the whole flow guiding system can be accurately mastered.
Description
Technical Field
The utility model relates to a landfill leachate treatment device, more specifically relates to a landfill drainage device that divides.
Background
Generally, most of garbage in China needs to be subjected to open-air landfill treatment. The open-air landfill sites are divided into a plurality of reservoir areas, drainage and guide facilities outside the reservoir areas are perfect, and compared with the situation that drainage, air guide and percolate collection in the reservoir areas are difficult to achieve in a plurality of landfill sites. Particularly, in the open air environment, the weather change cannot be controlled, rainwater and snow water are often mixed in the leachate, and the cost of leachate treatment is increased. In the prior art, a landfill area with a drainage guide function is designed for better separating rainwater and snow water. However, the existing technical scheme has poor capability of collecting rainwater and snow water by the drainage pipe, and the drainage condition of rainwater and snow water is controlled to be limited, so that although the treatment cost of percolate is reduced, the cost of drainage of rainwater and snow water is additionally increased. In addition, the landfill treatment efficiency of the prior technical scheme is low, and further promotion is still needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to above-mentioned problem with not enough, provide one kind and collect that sewage is effectual, the drainage guide condition can master and the refuse landfill field diversion drainage device that treatment effeciency is high.
In order to achieve the above object, the technical solution of the present invention is that:
a refuse landfill diversion and drainage device comprises a sloping pile body, wherein the pile body is sequentially provided with a pile layer, a sewage diversion layer and a base layer from top to bottom; an asymmetric sewage collecting ditch with half flared ends is paved on the surface layer of the accumulation layer, and a percolate collecting pipe which is obliquely paved along the gradient of the pile body is paved inside the accumulation layer; a sewage guide and drainage pipe which is laid in cooperation with the sewage collection groove is arranged in the sewage guide layer; a sewage collecting pipe is arranged from the sewage guide and discharge pipe to penetrate through the sewage guide layer and the accumulation layer and extend out of the bottom surface of the sewage collecting ditch; an electronic liquid level meter is arranged in the sewage collecting pipe; a percolate guide and discharge pipe connected with the percolate collecting pipe is arranged at the bottom of the stack body; a marsh gas guide and discharge pipe connected with the percolate guide and discharge pipe is arranged above the pile body; an aerobic microorganism injection pipe is arranged from the upper part of the accumulation layer to the inner part of the accumulation layer.
In order to better collect sewage, one side of the sewage collecting channel, which is close to the bottom of the pile body, is a vertical wall surface, and one side of the sewage collecting channel, which is close to the top of the pile body, is a flared wall surface.
In order to further optimize the sewage collecting capacity of the sewage collecting ditch, the included angle between the wall surface of the flaring and the bottom surface of the sewage collecting ditch is 100-150 degrees.
The aerobic microorganism injection pipe is vertically inserted into the heap for structural stability.
In order to better convey sewage to the sewage guide and discharge pipe and improve the water storage capacity of the sewage guide and discharge layer, the bottom of the sewage guide and discharge pipe is provided with a water fixing area.
In order to better realize the water fixing effect, the water fixing area is a flaring area.
In order to improve the space utilization rate, the stack body is a V-shaped stack body which is symmetrically arranged.
In order to prevent the percolate and the sewage from mutually permeating, a first impermeable membrane is arranged between the accumulation layer and the sewage diversion layer; a second impermeable membrane is arranged between the sewage diversion layer and the base layer; in order to better guide the sewage, the sewage guide layer is a crushed stone layer.
In order to treat percolate, sewage and methane, the percolate guide and discharge pipe is connected with a regulating tank; the sewage guide and discharge pipe is connected with a sewage collecting tank; the biogas guide and exhaust pipe is connected with a biogas collecting device.
In order to better collect percolate and sewage, the percolate collecting pipe is a flower pipe; the part of the sewage collecting pipe inserted into the sewage flow guide layer is a perforated pipe.
For convenience of maintenance, the percolate draft tube is paved in a sectional mode, and each section is connected through a sleeve.
Compared with the prior art, the utility model, following beneficial effect has:
the utility model discloses the sewage collection ditch of asymmetric and half flaring has been laid on the top layer of accumulation layer, and its flaring is favorable to the collection of rainwater, snow water, and its non-flaring is favorable to solid water, has improved the ability of collecting sewage, water conservancy diversion sewage that can be better. Through be equipped with the electron level gauge in the sewage collecting pipe, can accurately hold whole diversion system's water conservancy diversion condition for the handling capacity is not enough or the handling capacity is surplus provides data support, helps the defeated material volume of better adjustment landfill and the overall arrangement transformation in storehouse district. Adopt good oxygen microorganism to annotate the pipe, will cultivate microorganism and filtration liquid and pour into the filtration liquid diversion layer again, be favorable to the promotion of treatment effeciency.
In addition, the utility model has the advantages of stable structure, strong water storage capacity, good water fixing effect, seepage prevention and little pollution.
The present invention will be further described with reference to the accompanying drawings.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the cross-sectional structure of the sewage collecting channel in the preferred embodiment of the present invention.
Fig. 3 is a schematic cross-sectional structure diagram of a water-fixing area in the preferred embodiment of the present invention.
Fig. 4 is a schematic view of a leachate guiding pipe according to a preferred embodiment of the present invention.
Wherein:
1 a stack body,
2 accumulation layers, 21 sewage collecting channels, 22 percolate collecting pipes, 23 percolate guide and discharge pipes, 211 vertical wall surfaces, 212 flared wall surfaces, 213 bottom surfaces, 231 regulating tanks, 221 perforated pipe sections, 222 casing pipe sections,
3 sewage flow guiding layer, 31 sewage guide and discharge pipe, 32 sewage collecting pipe, 33 water fixing area, 311 sewage collecting pool,
4 a base layer,
5, a methane guide and exhaust pipe; 51 biogas collecting device
6 an aerobic microorganism injection pipe,
7 a first impermeable membrane,
8 a second impermeable membrane.
Detailed Description
As shown in fig. 1, the present embodiment provides a drainage device for a landfill site, which includes a stack 1 with a slope, wherein the stack is provided with a deposition layer 2, a sewage drainage layer 3, and a base layer 4 in sequence from top to bottom. An asymmetric sewage collecting ditch 21 with half flared opening is paved on the surface layer of the accumulation layer 2, and a percolate collecting pipe 22 which is obliquely paved along the gradient of the pile body is paved inside the accumulation layer 2. The sewage drainage layer 3 is provided with a sewage drainage pipe 31 which is laid in cooperation with the sewage collection groove 21. A sewage collecting pipe 32 is arranged from the sewage guide and discharge pipe 31 to penetrate through the sewage guide layer 3 and the accumulation layer 2 and extend out of the bottom surface of the sewage collecting channel 21. An electronic liquid level meter is arranged in the sewage collecting pipe 32. A percolate guide and discharge pipe 23 connected with a percolate collecting pipe 22 is arranged at the bottom of the stack body 1. A marsh gas guide and discharge pipe 5 connected with the percolate guide and discharge pipe 23 is arranged above the stack body 1. An aerobic microorganism injection pipe 6 is arranged from the upper part of the accumulation layer 2 to the inner part of the accumulation layer 2.
As shown in fig. 2, in the preferred embodiment, for better collection of the polluted water, the side of the polluted water collection trench 21 near the bottom of the stack 1 is a vertical wall surface 211, and the side near the top of the stack 1 is a flared wall surface 212. In order to further optimize the sewage collecting capacity of the sewage collecting channel 21, the included angle between the flaring wall surface 212 and the bottom surface of the sewage collecting channel 21 is 100-150 degrees.
As shown in fig. 3, in a preferred embodiment, aerobic microorganism injection tubes 6 are vertically inserted into the heap 2 for structural stability. In order to better convey the sewage to the sewage guide and discharge pipe 31 and improve the water storage capacity of the sewage guide and discharge layer 3, the bottom of the sewage guide and discharge pipe 31 is provided with a water fixing area 33. For better water-fixing effect, the water-fixing area 33 is a flaring area.
In a preferred embodiment, the stack 1 is a V-shaped stack arranged symmetrically in order to improve space efficiency. In order to prevent the percolate and the sewage from mutually permeating, a first impermeable membrane 7 is arranged between the accumulation layer 2 and the sewage diversion layer 3; a second impermeable membrane 8 is arranged between the sewage diversion layer 3 and the base layer 4; in order to better guide the sewage, the sewage guide layer 3 is a gravel layer. In order to treat percolate, sewage and biogas, the percolate drainage guide pipe 23 is connected with a regulating reservoir 231; the sewage guide and discharge pipe 31 is connected with a sewage collecting tank 311; the biogas guide and discharge pipe 5 is connected with a biogas collecting device 51.
As shown in fig. 4, the percolate collecting pipe 22 is a floral pipe for better collecting percolate and sewage; the part of the sewage collecting pipe 32 inserted into the sewage flow guide layer 3 is a floral pipe. For the convenience of maintenance, the percolate collecting pipe 22 is laid in a sectional mode, and each section is connected through a casing section 222, and a floral pipe section 221 is arranged between the casing sections 222.
The utility model discloses a concrete working method does:
when rainwater or snow water falls into the pile body 1 of the landfill reservoir area, the sewage collecting channel 21 collects the rainwater or sewage, the sewage is guided into the sewage guide and discharge pipe 31 through the sewage collecting pipe 32, and if the sewage more causes that the sewage discharge capacity of the sewage guide and discharge pipe 31 cannot keep up with the sewage falling amount, the water fixing area 33 arranged through the flaring provides overload operation allowance for the water guide and discharge capacity. Meanwhile, the electronic liquid level meter in the sewage guide and discharge pipe 31 monitors the sewage guide and discharge capacity in real time so as to accurately master the treatment capacity inside the guide and discharge system, and further adjust the garbage feeding amount better and consider whether the whole capacity of the reservoir area is modified or not. Percolate generated by landfill decomposition in the accumulation layer 2 enters a percolate collecting pipe 22 which is obliquely arranged along a slope body and flows downwards into a percolate guide and discharge pipe 23, and generated biogas enters a biogas guide and discharge pipe 5 and finally enters a biogas collecting device 51.
The present invention has been described in terms of embodiments, but not limitations, and other variations of the disclosed embodiments, as would be readily apparent to one skilled in the art, are intended to be included within the scope of the present invention as defined in the following claims, in view of the description of the present invention.
Claims (10)
1. The utility model provides a landfill reposition of redundant personnel drainage device which characterized in that: the device comprises a stack body (1) with a slope, wherein the stack body (1) is sequentially provided with a stacking layer (2), a sewage diversion layer (3) and a base layer (4) from top to bottom;
an asymmetric sewage collecting channel (21) with half flared opening is paved on the surface layer of the accumulation layer (2), and a percolate collecting pipe (22) which is obliquely paved along the gradient of the pile body is paved inside the accumulation layer (2);
a sewage guide and drainage pipe (31) which is laid in a way of being matched with the sewage collection groove (21) is arranged in the sewage guide and drainage layer (3); a sewage collecting pipe (32) is arranged from the sewage guide and discharge pipe (31) to the bottom of the sewage collecting channel (21) after penetrating through the sewage guide layer (3) and the accumulation layer (2); an electronic liquid level meter is arranged in the sewage collecting pipe (32);
a percolate guide and discharge pipe (23) connected with a percolate collecting pipe (22) is arranged at the bottom of the stack body (1); a marsh gas guide and discharge pipe (5) connected with a percolate guide and discharge pipe (23) is arranged above the stack body (1);
an aerobic microorganism injection pipe (6) is arranged from the upper part of the accumulation layer (2) to the inner part of the accumulation layer (2).
2. The landfill diversion and drainage device of claim 1, wherein: one side of the sewage collecting channel (21) close to the bottom of the pile body (1) is a vertical wall surface (211), and one side close to the top of the pile body is a flaring wall surface (212).
3. The landfill diversion drainage device of claim 2, wherein: the included angle between the flaring wall surface (212) and the bottom surface of the sewage collecting channel (21) is 100-150 degrees.
4. The landfill diversion and drainage device of claim 1, wherein: the aerobic microorganism injection pipe (6) is vertically inserted into the accumulation layer (2).
5. The landfill diversion and drainage device of claim 1, wherein: the bottom of the sewage guide and discharge pipe (31) is provided with a water fixing area (33).
6. The landfill diversion drainage device of claim 5, wherein: the water fixing area (33) is a flaring area.
7. The landfill diversion and drainage device of claim 1, wherein: the stack body (1) is a V-shaped stack body which is symmetrically arranged.
8. The landfill diversion and drainage device of claim 1, wherein: a first impermeable membrane (7) is arranged between the accumulation layer (2) and the sewage diversion layer (3); a second impermeable membrane (8) is arranged between the sewage diversion layer (3) and the base layer (4); the sewage diversion layer (3) is a rubble layer.
9. The landfill diversion and drainage device of claim 1, wherein: the percolate guide and discharge pipe (23) is connected with an adjusting tank (231); the sewage guide and discharge pipe (31) is connected with a sewage collecting tank (311); the biogas guide and discharge pipe (5) is connected with a biogas collecting device (51).
10. The landfill diversion and drainage device of claim 1, wherein: the percolate collecting pipe (22) is a floral pipe; the part of the sewage collecting pipe (32) inserted into the sewage flow guide layer (3) is a floral pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921989848.6U CN211312746U (en) | 2019-11-18 | 2019-11-18 | Refuse landfill field diversion and drainage device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921989848.6U CN211312746U (en) | 2019-11-18 | 2019-11-18 | Refuse landfill field diversion and drainage device |
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| CN211312746U true CN211312746U (en) | 2020-08-21 |
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| CN201921989848.6U Active CN211312746U (en) | 2019-11-18 | 2019-11-18 | Refuse landfill field diversion and drainage device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114737617A (en) * | 2022-04-24 | 2022-07-12 | 中国核电工程有限公司 | Overburden structure, radioactive solid waste disposal system for near-surface disposal site |
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2019
- 2019-11-18 CN CN201921989848.6U patent/CN211312746U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114737617A (en) * | 2022-04-24 | 2022-07-12 | 中国核电工程有限公司 | Overburden structure, radioactive solid waste disposal system for near-surface disposal site |
| CN114737617B (en) * | 2022-04-24 | 2024-03-08 | 中国核电工程有限公司 | Overburden structure of near-surface disposal site and radioactive solid waste disposal system |
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