CN208390623U - A kind of multi-functional pump drainage inclined tube well for landfill site seepage prevention system - Google Patents
A kind of multi-functional pump drainage inclined tube well for landfill site seepage prevention system Download PDFInfo
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- CN208390623U CN208390623U CN201820111096.2U CN201820111096U CN208390623U CN 208390623 U CN208390623 U CN 208390623U CN 201820111096 U CN201820111096 U CN 201820111096U CN 208390623 U CN208390623 U CN 208390623U
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- inclined tube
- tube well
- well
- underground water
- pump drainage
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Abstract
The utility model provides a kind of multi-functional pump drainage inclined tube well for landfill site seepage prevention system, its main technical points is that Leachate site inclined tube well and underground water inclined tube well is respectively set in the upper and lower part of seepage control system, the Leachate site inclined tube well and underground water inclined tube well is formed by the inclined tube that is arranged along side slope direction and along the horizontally arranged transverse tube of bottom storehouse, the underground water inclined tube well is connected with catch pit, the inside of the underground water inclined tube well and Leachate site inclined tube well is respectively equipped with hose, one end of each hose is connected with pump drainage pump, the other end extends to other than landfill yard box dam.The problem of system solves the problem pump drainage underground water simultaneously and Leachate sites, strengthens antiseepage protective layer, prevents antiseepage film caused by emptying because of underground water from tearing, while also strengthening the anchoring of inclined tube well, prevents floating and the sideslip of inclined tube well.
Description
Technical field
The utility model relates to Construction of Refuse Landfill Yard technical fields, specifically a kind of to be used for landfill site seepage prevention system
Multi-functional pump drainage inclined tube well.
Background technique
Some underground water and Leachate site can not in the work progress by the landfill site seepage prevention system of flow by gravity guide,
Traditional construction technique using respectively build armored concrete underground water guide system and Leachate site guide system mode, this
There are excavated volumes for kind process greatly, construction cost is higher, duration longer deficiency.For this deficiency, inclined tube is used at present
The mode of well pump drainage carries out pump drainage to Leachate site and underground water, however existing inclined tube well construction is fairly simple, is unable to satisfy same
When pump drainage Leachate site and underground water requirement;Simultaneously as the long-term water level of the catch pit of underground water is higher, in addition pump drainage water flow velocity
Comparatively fast, this there is the problem of corroding clay protective layer under antiseepage film, under antiseepage film clay protective layer empty will have a direct impact on it is anti-
It is damaged to even result in antiseepage film tearing for the safety for seeping film.In addition, inclined tube well mostly use be HDPE (high density polyethylene (HDPE)) pipe,
It is easy to happen inclined tube floating when landfill yard instantaneous water level is higher and breaks away, not only will affect pump drainage effect, can also seriously threaten
The safety of seepage control system.
Utility model content
In view of the above technical problems, the utility model provides a kind of multi-functional pump drainage inclined tube for landfill site seepage prevention system
The problem of well, system solves the problem pump drainage underground water simultaneously and Leachate sites, antiseepage protective layer is strengthened, prevents from emptying because of underground water
Caused by antiseepage film tear, while also strengthening the anchoring of inclined tube well, prevent floating and the sideslip of inclined tube well.
In order to solve the above technical problems, the technology employed by the present utility model is
A kind of multi-functional pump drainage inclined tube well for landfill site seepage prevention system, including underground water inclined tube well and Leachate site inclined tube
The lower part of seepage control system is arranged in well, the underground water inclined tube well, and the top of seepage control system is arranged in the Leachate site inclined tube well,
Underground water inclined tube well is connect with catch pit, hose is set in the inside of underground water inclined tube well and Leachate site inclined tube well, hose
One end connects pump drainage pump, and the other end extends to outside well, by the place other than underground water and Leachate site pump drainage to landfill yard box dam into
Row is collected.
Further, the underground water inclined tube well and percolate inclined tube well are the inclined tube and Yan Ku by being arranged along side slope direction
The horizontally arranged transverse tube composition in bottom, is connected between the inclined tube and transverse tube using elbow, the angle of the elbow is equal to side
The angle on slope and bottom storehouse.
Further, the transverse tube and inclined tube are not less than the water supply PE solid wall pipe of 600mm using diameter, on transverse tube
Water inlet is set, and aperture is between 15-25mm.
Further, concrete pedestal, the coagulation are equipped between the transverse tube and seepage control system of the Leachate site inclined tube well
Clip rivet is set on soil matrix seat and is used to for transverse tube being anchored at concrete pedestal, the thickness of concrete pedestal is not less than 150mm.
Further, it is laid with gravel layer on the transverse tube of underground water inclined tube well, is laid with height as higher than transverse tube tube top 300-
500mm is respectively laid with geotextile layer as loaded filter in gravel layer up and down;It is laid with above geotextile layer above gravel layer
Concrete support layer, thickness are not less than 300mm, and the upper surface of concrete support layer is laid with clay and supports protective layer, and thickness is not
Less than 200mm, clay supports that the upper surface of protective layer is seepage control system.
Compared with prior art, a kind of multi-functional pump drainage inclined tube for landfill site seepage prevention system provided by the utility model
Well realizes while pump drainage landfill yard by using the mode that lower leaf on underground water inclined tube well and Leachate site inclined tube well is arranged
The purpose of underground water and Leachate site;Within the scope of catch pit, the material of support layer uses concrete, significantly reduces due to catchmenting
Clay supports protective layer to be etched the risk emptied caused by long-term pump drainage underground water in hole, avoids because clay is supported to protect
Layer emptied caused by herein in seepage control system antiseepage film tearing;Meanwhile in the transverse tube following settings of Leachate site inclined tube well
Concrete pedestal, and transverse tube is fixed on concrete pedestal using clip rivet, so that Leachate site inclined tube well is secured, Jin Eryou
Effect prevents Leachate site inclined tube well to occur floating and break away.
Detailed description of the invention
Fig. 1 is a kind of cross-section structure signal of multi-functional pump drainage inclined tube well for landfill site seepage prevention system of the utility model
Figure.
It is as shown in the figure: 1- underground water inclined tube well, 2- Leachate site inclined tube well, 3- hose, 4- pump drainage pump, 5- concrete pedestal,
6- clip rivet, 7- transverse tube, 8- inclined tube, 9- catch pit, 10- water inlet, 11- gravel layer, 12- geotextile layer, 13- concrete
Support layer, 14- clay support protective layer, 15- seepage control system, 16- landfill yard box dam.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, with reference to the accompanying drawing and specifically
The utility model is further described in embodiment.It is understood that specific embodiment described herein is only to solve
The utility model is released, is not used to limit the utility model.
The present embodiment is the landfill site seepage prevention system in somewhere, and structure is as shown in Figure 1, a kind of be used for landfill site seepage prevention system
Multi-functional pump drainage inclined tube well, including underground water inclined tube well 1 and Leachate site inclined tube well 2 are arranged in the inside of landfill yard box dam 16
The lower part of seepage control system 15 is arranged in underground water inclined tube well 1 by seepage control system 15, and Leachate site inclined tube well 2 is arranged in antiseepage system
The top of system 15, the underground water inclined tube well 1 are connected with catch pit 9, the underground water inclined tube well 1 and Leachate site inclined tube well 2
Inside is respectively equipped with hose 3, and one end of each hose 3 is connected with pump drainage pump 4, and it is outer until landfill yard that the other end extends to well
Other than box dam 16.In this way, Leachate site inclined tube well 2 and underground water inclined tube well 1 is respectively set in the upper and lower of seepage control system 15, and pass through
Pump drainage pump 4 in each artesian well simultaneously will be except underground water and Leachate site pump drainage to landfill yard.
With the prior art the difference is that underground water inclined tube well 1 and Leachate site inclined tube well 2 are by along side slope in the present embodiment
The inclined tube 8 of direction setting and transverse tube 7 composition horizontally arranged along bottom storehouse, are connected between inclined tube 8 and transverse tube 7 using elbow
It connects, the angle of the elbow is equal with the included angle that side slope and bottom storehouse are formed.
Specifically, the transverse tube 7 and inclined tube 8 are not less than the water supply PE solid wall pipe of 600mm using diameter, in cross
Water inlet 10 is set on pipe 7, and the aperture design of the water inlet 10 is 15-25mm, and pitch of holes is designed as 200-300mm, this reality
The water supply PE solid wall pipe that transverse tube pipe 7 and inclined tube 8 are 600mm using diameter in example is applied, the aperture of water inlet 10 on transverse tube 7
For 20mm, pitch of holes 200mm.
In order to keep inclined tube well stronger, prevent inclined tube floating and break away, Leachate site inclined tube well 2 transverse tube 7 in the following,
And concrete pedestal 5 is set between seepage control system 15, and the thickness of the concrete pedestal 5 is not less than 150mm, in coagulation
Two groups of clip rivets 6 are set on soil matrix seat 5, transverse tube 7 are firmly anchored on concrete pedestal 5 using clip rivet 6, two groups
Horizontal spacing between clip rivet 6 is not more than 1000mm.
Specifically, being laid with gravel layer 11 on the transverse tube 7 of underground water inclined tube well 1, the laying of the gravel layer 11 is high
Degree is higher than 7 tube top 300-500mm of transverse tube, loaded filter is used as in the geotextile layer 12 that is laid with respectively up and down of gravel layer 11, in ovum
The upper surface of the geotextile layer 12 on 11 top of gravel layer is laid with concrete support layer 13, and the thickness of the concrete support layer 13 is not small
In 300mm, here for preventing from blocking gravel layer 11 when concrete pouring construction, in geotextile layer 12 and concrete support layer
Waterproof geomembrane is laid between 13, the upper surface of concrete support layer 13 is laid with clay and protective layer 14, the clay is supported to support
The thickness of protective layer 14 is not less than 200mm, and what the clay supported the connection of the upper surface of protective layer 14 is seepage control system 15.
Underground water inclined tube well described in the present embodiment 1 and Leachate site inclined tube well 2 are not less than the water supply of 600mm using diameter
Also ensure that inclined tube well has certain intensity with PE solid wall pipe to guarantee maintenance size needed for pump drainage pump 4 in inclined tube well.
13 thickness of concrete support layer is not less than 300mm, and to guarantee support layer intensity, the clay supports protective layer 14 to spread
Between concrete support layer 13 and landfill site seepage prevention system 15, thickness is not less than 200mm, avoids seepage control system 15 and coagulation
Native support layer 13, which directly contacts, occurs friction damage, and 5 thickness of concrete pedestal is not less than 150mm, and bottom need to be laid with double
Layer non-woven geotextile protection.
A kind of multi-functional pump drainage inclined tube well for landfill site seepage prevention system provided in this embodiment in Specific construction,
Specific construction method are as follows:
1, underground water inclined tube well 1 and Leachate site inclined tube well 2 are made according to design condition;
2, in landfill yard reservoir area, draining minimum point excavates catch pit 9, excavates inclined tube along 16 slope aspect of landfill yard box dam herein
Well slot;
3, geotextile layer 12 is laid in 9 bottom of catch pit and is used as loaded filter, and lift underground water inclined tube well 1;
4, gravel layer 11 is laid in catch pit 9, laying depth is higher than the 300- of 1 transverse tube of underground water inclined tube well, 7 tube top
Then 500mm is laid with geotextile layer 12 on gravel layer 11 and is used as loaded filter;
5, it is laid with concrete support layer 13 on 11 top of gravel layer, thickness is not less than 300mm, then in concrete branch
It holds and is laid with clay support protective layer 14 on layer 13, thickness is not less than 200mm;
6, it supports to be laid with landfill site seepage prevention system 15 on protective layer 14 in clay;
7, concrete pedestal 5 is laid in landfill site seepage prevention system 15;
8, after the completion of the maintenance of concrete pedestal 5, Leachate site inclined tube well 2 is lifted, and use clip rivet 6 by 7 anchor of transverse tube
Gu on concrete pedestal 5;
9, the pump drainage for being connected with stainless steel chain pump 4 is respectively placed in underground water inclined tube well 1 and Leachate site inclined tube well 2
Interior, the other end of stainless steel chain is anchored in inclined tube well head;The construction of the present embodiment landfill site seepage prevention system is just completed since then,
The Leachate site in underground water and Leachate site inclined tube well 2 in underground water inclined tube well 1 is drained by respective pump drainage pump 4 along hose 3
Outside inclined shaft.
It by implementing the seepage control system of the present embodiment, solves the problems, such as while pump drainage underground water and Leachate site, strengthens
Antiseepage protective layer prevents antiseepage film caused by emptying because of underground water from tearing, while also strengthening the anchoring of inclined tube well, prevents tiltedly
The floating of pipe well and sideslip.
It should be understood that the part not illustrated in specification is the prior art or common knowledge.The present embodiment is only used
In illustrating the utility model, rather than limitation the scope of the utility model, those skilled in the art are for the utility model institute
The modifications such as the equivalent replacement made are deemed to fall in the utility model claims book institute protection scope.
Claims (8)
1. a kind of multi-functional pump drainage inclined tube well for landfill site seepage prevention system, including underground water inclined tube well (1) and Leachate site it is oblique
Pipe well (2), it is characterised in that: the underground water inclined tube well (1) is arranged in the lower part of seepage control system (15), the Leachate site inclined tube
Well (2) is arranged on the top of seepage control system (15), and the underground water inclined tube well (1) and Leachate site inclined tube well (2) are by along side slope
The inclined tube (8) and form along the horizontally arranged transverse tube of bottom storehouse (7) that direction is arranged, are adopted between the inclined tube (8) and transverse tube (7)
It is connected with elbow, the inside of the underground water inclined tube well (1) and Leachate site inclined tube well (2) is respectively equipped with hose (3), described each
One end of hose (3) is connected with pump drainage pump (4), and the other end extends to outside well.
2. a kind of multi-functional pump drainage inclined tube well for landfill site seepage prevention system according to claim 1, it is characterised in that:
The angle of the elbow connected between the transverse tube (7) and inclined tube (8) is equal to the angle of side slope and bottom storehouse, the underground water inclined tube well
(1) catch pit (9) are also connected with.
3. a kind of multi-functional pump drainage inclined tube well for landfill site seepage prevention system according to claim 2, it is characterised in that:
The transverse tube (7) and inclined tube (8) are not less than the water supply PE solid wall pipe of 600mm using diameter, and water inlet is arranged on the transverse tube (7)
Mouth (10), the aperture of the water inlet (10) are 15-25mm.
4. a kind of multi-functional pump drainage inclined tube well for landfill site seepage prevention system according to claim 3, it is characterised in that:
Concrete pedestal (5) are equipped between the transverse tube (7) and seepage control system (15) of the Leachate site inclined tube well (2), the coagulation soil matrix
Setting clip rivet (6) is used to transverse tube (7) being anchored at concrete pedestal (5) on seat (5).
5. a kind of multi-functional pump drainage inclined tube well for landfill site seepage prevention system according to claim 4, it is characterised in that:
The thickness of the concrete pedestal (5) is not less than 150mm.
6. a kind of multi-functional pump drainage inclined tube well for landfill site seepage prevention system according to claim 3, it is characterised in that:
Gravel layer (11) are laid on the transverse tube (7) of the underground water inclined tube well (1), the laying height of the gravel layer (11) is higher than
Transverse tube (7) tube top 300-500mm.
7. a kind of multi-functional pump drainage inclined tube well for landfill site seepage prevention system according to claim 6, it is characterised in that:
Upper and lower be laid with respectively geotextile layer (12) of the gravel layer (11) are used as loaded filter, gravel layer (11) top
The upper surface of geotextile layer (12) is laid with concrete support layer (13), and the upper surface of described concrete support layer (13) is laid with clay and supports
Protective layer (14), the clay support that the upper surface of protective layer (14) are seepage control system (15).
8. a kind of multi-functional pump drainage inclined tube well for landfill site seepage prevention system according to claim 7, it is characterised in that:
The thickness of the concrete support layer (13) is not less than 300mm, and the clay supports the thickness of protective layer (14) to be not less than
200mm。
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CN201820111096.2U CN208390623U (en) | 2018-01-23 | 2018-01-23 | A kind of multi-functional pump drainage inclined tube well for landfill site seepage prevention system |
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CN201820111096.2U CN208390623U (en) | 2018-01-23 | 2018-01-23 | A kind of multi-functional pump drainage inclined tube well for landfill site seepage prevention system |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114541357A (en) * | 2022-01-27 | 2022-05-27 | 生态环境部南京环境科学研究所 | Contaminated soil separation method for building construction contaminated soil |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114541357A (en) * | 2022-01-27 | 2022-05-27 | 生态环境部南京环境科学研究所 | Contaminated soil separation method for building construction contaminated soil |
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