CN217165746U - Foundation structure for sealing landfill site - Google Patents
Foundation structure for sealing landfill site Download PDFInfo
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- CN217165746U CN217165746U CN202220754688.2U CN202220754688U CN217165746U CN 217165746 U CN217165746 U CN 217165746U CN 202220754688 U CN202220754688 U CN 202220754688U CN 217165746 U CN217165746 U CN 217165746U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/30—Landfill technologies aiming to mitigate methane emissions
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Abstract
The utility model provides a be used for landfill sealing foundation structure, including the sealing layer, be equipped with a plurality of slope water pipes and a plurality of horizontal water pipe on the sealing layer, slope water pipe and horizontal water pipe intercommunication, sealing layer bottom is equipped with the water-collecting main pipe, the water-collecting main pipe and a plurality of horizontal water pipe intercommunication, sealing layer one side is equipped with penetrant processing apparatus, penetrant processing apparatus and water-collecting main pipe intercommunication still are equipped with and spray the person in charge, spray the person in charge and permeate liquid processing apparatus intercommunication, sealing layer bottom is equipped with the permeate liquid collecting pipe, permeate liquid collecting pipe and permeate liquid processing apparatus intercommunication. Slope and planting platform slow down the rainwater and to the washing away effect on sealing the ground layer, can collect the rainwater, avoid planting the phenomenon that takes place ponding on the platform. The penetrating fluid treatment device can store rainwater and reuse the rainwater. The penetrating fluid collecting pipe can collect the penetrating fluid, provides water for plants on the planting platform, and has a great popularization value.
Description
Technical Field
The utility model belongs to the technical field of the landfill yard seal and specifically relates to a be used for landfill yard seal foundation structure.
Background
With the rapid development of social economy and urbanization processes, the urban domestic garbage yield in China is increased by 8-10% every year, and in recent 20 years, the sanitary landfill technology is a domestic garbage treatment technology recommended by the ministry of construction and science and technology due to large treatment capacity, wide applicability and simple operation. The landfill site sealing foundation structure in the prior art is easy to scour and siltation, and cannot collect rainwater, so that rainwater permeates into the landfill site to increase garbage penetrating fluid, and the excessive penetrating fluid easily causes stink; meanwhile, penetrating fluid and rainwater in the landfill closure site cannot be recycled after being collected, so that the plants on the closure site foundation structure have no water under the drought condition, the plants are easy to die, and the closure site foundation structure is taken away by the rainwater. To this end we propose a foundation structure for landfill containment to solve the above problems.
Chinese patent document CN205530203U describes a domestic garbage landfill yard sealing structure for waste utilization, which comprises a base layer, a base supporting layer, an exhaust layer, an anti-seepage layer, a drainage layer and a vegetation layer sequentially arranged from bottom to top. The utility model discloses furthest reduces landfill pollutant to the influence of surrounding environment, simultaneously for municipal sludge, burn the processing of discarded object such as residue, fly ash, mineralize mineralization rubbish humus and provide an approach, can not only guarantee the quality that landfill seal covered, satisfy each item technical index of seal, also very big improvement landfill's bad border, realized ecological environmental protection, practiced thrift land resource simultaneously. However, the landfill site sealing foundation structure of the device is easy to scour and siltation, and cannot collect rainwater, so that rainwater permeates into the landfill site to increase garbage penetrating fluid, and the penetrating fluid is too much and easily causes stink; meanwhile, penetrating fluid and rainwater in the landfill closure site cannot be recycled after being collected, so that plants on the closure site foundation structure are free of water under the drought condition, the plants are easy to die, the closure site foundation structure is taken away by the rainwater, and the use of the closure site foundation structure is defective and needs to be improved.
SUMMERY OF THE UTILITY MODEL
The utility model provides a be used for landfill yard foundation structure that seals solves landfill yard foundation structure and takes place easily to erode and siltation phenomenon, can not carry out the rainwater and collect, and permeate liquid and rainwater are collected the back, can not reuse to as for the plant on the sealing is very easily dead, the problem that foundation structure that seals was washed away by the rainwater.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: a foundation structure for landfill sealing, including the sealing layer, be equipped with a plurality of slope water pipes and a plurality of horizontal water pipe on the sealing layer, slope water pipe and horizontal water pipe intercommunication, sealing layer bottom is equipped with the water collection and is responsible for, the water collection is responsible for and a plurality of horizontal water pipe intercommunication, sealing layer one side is equipped with penetrant processing apparatus, penetrant processing apparatus is responsible for the intercommunication with the water collection, still be equipped with and spray and be responsible for, spray and be responsible for and permeate liquid processing apparatus intercommunication, sealing layer bottom is equipped with the permeate liquid collecting pipe, permeate liquid collecting pipe and permeate liquid processing apparatus intercommunication.
In the preferred scheme, the seal layer is multilayer trapezoidal slope structure, and the seal layer includes a plurality of slopes and a plurality of planting platform, is equipped with a plurality of slope water pipes on the slope, is equipped with a plurality of horizontal water pipes on the planting platform, is used for planting the plant on the planting platform.
In the preferred scheme, a plurality of water collecting branch pipes are arranged on the water collecting main pipe, the water collecting branch pipes are communicated with the horizontal water pipe, and one end of the water collecting main pipe is communicated with the clean water tank.
In the preferred scheme, spray and be equipped with the branch pipe that sprays of a plurality of intercommunications on being responsible for, spray branch pipe one end and stretch out planting platform, spray branch pipe one end and be equipped with the sprinkler bead, spray and be responsible for one end and clear water basin intercommunication, spray and be equipped with the elevator pump between being responsible for and the clear water basin.
In the preferred scheme, the bottom of the sealing layer is sequentially provided with a planting layer, a soft protective layer, a clay layer, a garbage layer, an impermeable layer, a gravel layer, a reverse filter layer and a rammed soil layer from top to bottom.
In the preferred scheme, the penetrating fluid collecting pipe is positioned in the rubble layer, a plurality of through holes are arranged on the penetrating fluid collecting pipe, and one end of the penetrating fluid collecting pipe is communicated with the regulating tank.
In the preferred scheme, the spraying main pipe is positioned on the clay layer, and the water collecting main pipe is positioned on the planting layer.
In the preferred scheme, the penetrating fluid treatment device comprises a regulating tank, the regulating tank is sequentially communicated with the equalizing tank, the denitrification system and the trans-osmosis treatment device, and a filter is arranged between the regulating tank and the equalizing tank.
In the preferred scheme, the trans-osmosis treatment device is respectively communicated with the clean water tank and the concentrated solution tank, and a pumping pump is arranged between the concentrated solution tank and the trans-osmosis treatment device.
The utility model has the advantages that: the field sealing layer is of a multilayer trapezoidal slope structure, a slope and a planting platform are arranged on the field sealing layer, so that the scouring effect of rainwater on the field sealing layer is reduced, meanwhile, an inclined water pipe is arranged on the slope, a horizontal water pipe is arranged on the planting platform, rainwater can be collected, the phenomenon of accumulated water on the planting platform is avoided, and a large amount of soil is prevented from running off under the action of surface runoff. The structure can control soil erosion, prevent water and soil loss, improve the permeability and the moisture content of soil and optimize the soil structure, thereby being beneficial to vegetation growth, further preventing water and soil loss and being beneficial to the surrounding environment of a landfill.
The infiltration liquid processing apparatus can collect the rainwater, and when the plant of planting on the planting platform lacks the moisture because of the drought, the clear water basin on the infiltration liquid processing apparatus can save the rainwater. Through the drive elevator pump to on the messenger sprays the person in charge and delivers to the sprinkler head water, the sprinkler head sprays the rainwater, and the clean water basin with spray the person in charge and provide moisture for the plant on the planting platform, in order to play the reuse to the rainwater.
The penetrating fluid collecting pipe in the rubble layer can collect penetrating fluid, the penetrating fluid treatment device can treat the collected penetrating fluid, and the penetrating fluid treatment device conveys treated clear water to the clear water tank to provide water for plants on the planting platform, so that water waste in the penetrating fluid collected by the penetrating fluid collecting pipe is avoided, and the method has a high popularization value.
Drawings
The present invention will be further explained with reference to the drawings and examples;
FIG. 1 is a cross-sectional view of the overall structure of the present invention;
FIG. 2 is an isometric view of the field seal layer structure of the present invention;
FIG. 3 is a side cross-sectional axial view of a portion of the present invention;
FIG. 4 is a front view of the permeate processing apparatus of the present invention;
in the figure: a field sealing layer 1; a ramp 101; a planting platform 102; the inclined water pipe 2; a horizontal water pipe 3; a main water collecting pipe 4; a catchment branch 401; a main spray pipe 5; a spray branch 501; a sprinkler head 6; a permeate collection pipe 7; a through hole 701; a permeate processing device 8; a regulating reservoir 801; a filter 802; a homogenization tank 803; a denitrification system 804; a reverse osmosis treatment device 805; a clean water basin 806; a concentrate tank 807; a planting layer 9; a soft protective layer 10; an adhesive layer 11; a layer of waste 12; an impermeable layer 13; a crushed stone layer 14; an inverted filter layer 15; ramming the soil layer 16; a lift pump 17; a pump 18; and (3) a plant 19.
Detailed Description
Example 1:
as shown in fig. 1-4, the foundation structure for landfill closure comprises a closure layer 1, wherein a plurality of inclined water pipes 2 and a plurality of horizontal water pipes 3 are arranged on the closure layer 1, the inclined water pipes 2 are communicated with the horizontal water pipes 3, a main water collecting pipe 4 is arranged at the bottom of the closure layer 1, the main water collecting pipe 4 is communicated with the horizontal water pipes 3, a penetrating fluid treatment device 8 is arranged on one side of the closure layer 1, the penetrating fluid treatment device 8 is communicated with the main water collecting pipe 4, a main spraying pipe 5 is further arranged, the main spraying pipe 5 is communicated with the penetrating fluid treatment device 8, a penetrating fluid collecting pipe 7 is arranged at the bottom of the closure layer 1, and the penetrating fluid collecting pipe 7 is communicated with the penetrating fluid treatment device 8. From this structure, seal layer 1 is multilayer trapezoidal slope structure, is equipped with slope 101 and planting platform 102 on the seal layer 1 to slow down the rainwater and to the washing effect of seal layer 1, be equipped with slope water pipe 2 on the slope 101 simultaneously, be equipped with horizontal water pipe 3 on the planting platform 102, can collect the rainwater, avoid taking place the phenomenon of ponding on the planting platform 102, prevent that a large amount of soil from losing under the effect of surface runoff. The structure can control soil erosion, prevent water and soil loss, improve the permeability and the moisture content of soil and optimize the soil structure, thereby being beneficial to vegetation growth, further preventing water and soil loss and being beneficial to the surrounding environment of a landfill.
The permeate processing apparatus 8 is capable of collecting rainwater and the clean water reservoir 806 on the permeate processing apparatus 8 is capable of storing rainwater when plants 19 planted on the planting platform 102 are out of moisture due to drought. Through drive elevator pump 17 to make spray on being responsible for 5 transports water to sprinkler bead 6, sprinkler bead 6 sprays the rainwater, and clean water basin 806 and spray and be responsible for 5 and provide moisture for planting the plant 19 on the platform 102, in order to play the reuse to the rainwater.
The penetrating fluid collecting pipe 7 in the rubble layer 14 can collect penetrating fluid, the penetrating fluid treatment device 8 can treat the collected penetrating fluid, and the penetrating fluid treatment device 8 conveys treated clean water to the clean water tank 806 to provide water for plants 19 on the planting platform 102, so that the water waste in the penetrating fluid collected by the penetrating fluid collecting pipe 7 is avoided.
In the preferred scheme, the field sealing layer 1 is of a multilayer trapezoidal slope structure, the field sealing layer 1 comprises a plurality of slopes 101 and a plurality of planting platforms 102, a plurality of inclined water pipes 2 are arranged on the slopes 101, a plurality of horizontal water pipes 3 are arranged on the planting platforms 102, and plants 19 are planted on the planting platforms 102. From this structure, seal layer 1 is multilayer trapezoidal slope structure, is equipped with slope 101 and planting platform 102 on the seal layer 1 to slow down the rainwater and to the washing effect of seal layer 1, be equipped with slope water pipe 2 on the slope 101 simultaneously, be equipped with horizontal water pipe 3 on the planting platform 102, can collect the rainwater, avoid taking place the phenomenon of ponding on the planting platform 102, prevent that a large amount of soil from losing under the effect of surface runoff. The structure can control soil erosion, prevent water and soil loss, improve the permeability and the moisture content of soil and optimize the soil structure, thereby being beneficial to vegetation growth, further preventing water and soil loss and being beneficial to the surrounding environment of a landfill.
In the preferred scheme, a plurality of water collecting branch pipes 401 are arranged on the water collecting main pipe 4, the water collecting branch pipes 401 are communicated with the horizontal water pipe 3, and one end of the water collecting main pipe 4 is communicated with the clean water tank 806. With this structure, rainwater in the inclined water pipe 2 flows into the horizontal water pipe 3, and the main water collecting pipe 4 can effectively collect rainwater in the horizontal water pipe 3.
In the preferred scheme, a plurality of communicated spray branch pipes 501 are arranged on the spray main pipe 5, one end of each spray branch pipe 501 extends out of the planting platform 102, a water spraying head 6 is arranged at one end of each spray branch pipe 501, one end of each spray main pipe 5 is communicated with the clean water tank 806, and a lifting pump 17 is arranged between each spray main pipe 5 and the clean water tank 806. With the structure, when the plants 19 planted on the planting platform 102 lack water due to drought, the lift pump 17 is driven, so that the water treated by the penetrating fluid collecting pipe 7 and the rainwater collected by the water collecting main pipe 4 can be reused.
In a preferred scheme, the bottom of the sealing layer 1 is sequentially provided with a planting layer 9, a soft protective layer 10, a clay layer 11, a garbage layer 12, an impermeable layer 13, a rubble layer 14, an inverted filter layer 15 and a rammed soil layer 16 from top to bottom. By adopting the structure, the plants 19 are planted on the planting layer 9, so that water and soil loss can be prevented, the permeability and the moisture content of soil can be improved, the soil structure can be optimized, and the method is favorable for the surrounding environment of a landfill. The soft protection layer 10 is used for protecting the whole structure of the sealing field layer 1, plays a role in supporting, the clay layer 11 has good seepage prevention and adsorption performance, and meanwhile the clay layer 11 is convenient to arrange the spraying main pipe 5. The impermeable layer 13 comprises geotextile, HPDE membrane and GCL pad from top to bottom in sequence, and can play a good impermeable role. The reverse filter layer 15 prevents contaminated water from penetrating into soil and groundwater.
In a preferred scheme, the penetrating fluid collecting pipe 7 is positioned on the rubble layer 14, a plurality of through holes 701 are arranged on the penetrating fluid collecting pipe 7, and one end of the penetrating fluid collecting pipe 7 is communicated with the regulating tank 801. With this structure, the permeate flows through the through-holes 701 to the permeate collection pipe 7, and the permeate collection pipe 7 feeds the permeate to the regulating reservoir 801.
In the preferred scheme, the spraying main pipe 5 is positioned on the clay layer 11, and the water collecting main pipe 4 is positioned on the planting layer 9.
In a preferred scheme, the penetrating fluid treatment device 8 comprises a regulating tank 801, the regulating tank 801 is sequentially communicated with a homogenizing tank 803, a denitrification system 804 and a trans-osmosis treatment device 805, and a filter 802 is arranged between the regulating tank 801 and the homogenizing tank 803. With this structure, the regulating tank 801 preliminarily settles and separates the permeate. The homogenization tank 803 adjusts the pH value and water temperature of the permeate.
In a preferred embodiment, the reverse osmosis treatment device 805 is respectively communicated with the clean water tank 806 and the concentrated solution tank 807, and a pumping pump 18 is arranged between the concentrated solution tank 807 and the reverse osmosis treatment device 805. With this configuration, the reverse osmosis treatment apparatus 805 separates the treated permeate into clear water and a concentrate, the reverse osmosis treatment apparatus 805 feeds the clear water to the clear water reservoir 806 through a pipe, and the reverse osmosis treatment apparatus 805 feeds the concentrate to the concentrate reservoir 807 by the pump 18.
The above-mentioned embodiments are merely preferred embodiments of the present invention, and should not be considered as limitations of the present invention, and the protection scope of the present invention should be defined by the technical solutions described in the claims, and includes equivalent alternatives of technical features in the technical solutions described in the claims. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.
Claims (9)
1. A foundation structure for landfill yard seal, characterized by: including a sealing layer (1), be equipped with a plurality of slope water pipes (2) and a plurality of horizontal water pipe (3) on sealing layer (1), slope water pipe (2) and horizontal water pipe (3) intercommunication, sealing layer (1) bottom is equipped with the collection and is responsible for (4), the collection is responsible for (4) and a plurality of horizontal water pipe (3) intercommunication, sealing layer (1) one side is equipped with penetrant processing apparatus (8), penetrant processing apparatus (8) and collection are responsible for (4) intercommunication, still be equipped with and spray and be responsible for (5), it is responsible for (5) and penetrant processing apparatus (8) intercommunication to spray, sealing layer (1) bottom is equipped with penetrant collecting pipe (7), penetrant collecting pipe (7) and penetrant processing apparatus (8) intercommunication.
2. The foundation structure for a landfill yard according to claim 1, wherein: the field sealing layer (1) is of a multilayer trapezoidal slope structure, the field sealing layer (1) comprises a plurality of slopes (101) and a plurality of planting platforms (102), a plurality of inclined water pipes (2) are arranged on the slopes (101), a plurality of horizontal water pipes (3) are arranged on the planting platforms (102), and plants (19) are planted on the planting platforms (102).
3. The foundation structure for a landfill yard according to claim 1, wherein: a plurality of water collecting branch pipes (401) are arranged on the water collecting main pipe (4), the water collecting branch pipes (401) are communicated with the horizontal water pipe (3), and one end of the water collecting main pipe (4) is communicated with the clean water tank (806).
4. The foundation structure for a landfill yard according to claim 1, wherein: a plurality of communicated spray branch pipes (501) are arranged on the spray main pipe (5), one end of each spray branch pipe (501) extends out of the planting platform (102), a water spraying head (6) is arranged at one end of each spray branch pipe (501), one end of each spray main pipe (5) is communicated with the clean water tank (806), and a lifting pump (17) is arranged between each spray main pipe (5) and the clean water tank (806).
5. The foundation structure for a landfill yard according to claim 1, wherein: the bottom of the sealing layer (1) is sequentially provided with a planting layer (9), a soft protective layer (10), a clay layer (11), a garbage layer (12), an impermeable layer (13), a rubble layer (14), a reverse filter layer (15) and a rammed soil layer (16) from top to bottom.
6. The foundation structure for a landfill yard according to claim 1, wherein: the penetrating fluid collecting pipe (7) is positioned on the rubble layer (14), a plurality of through holes (701) are formed in the penetrating fluid collecting pipe (7), and one end of the penetrating fluid collecting pipe (7) is communicated with the regulating tank (801).
7. The foundation structure for a landfill yard according to claim 1, wherein: the spraying main pipe (5) is positioned on the clay layer (11), and the water collecting main pipe (4) is positioned on the planting layer (9).
8. The foundation structure for a landfill yard according to claim 1, wherein: the penetrating fluid treatment device (8) comprises a regulating tank (801), the regulating tank (801) is sequentially communicated with a uniform tank (803), a denitrification system (804) and a reverse osmosis treatment device (805), and a filter (802) is arranged between the regulating tank (801) and the uniform tank (803).
9. The foundation structure for a landfill yard according to claim 8, wherein: the reverse osmosis treatment device (805) is respectively communicated with the clean water tank (806) and the concentrated solution tank (807), and a pumping pump (18) is arranged between the concentrated solution tank (807) and the reverse osmosis treatment device (805).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220754688.2U CN217165746U (en) | 2022-04-02 | 2022-04-02 | Foundation structure for sealing landfill site |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220754688.2U CN217165746U (en) | 2022-04-02 | 2022-04-02 | Foundation structure for sealing landfill site |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217165746U true CN217165746U (en) | 2022-08-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220754688.2U Active CN217165746U (en) | 2022-04-02 | 2022-04-02 | Foundation structure for sealing landfill site |
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| Country | Link |
|---|---|
| CN (1) | CN217165746U (en) |
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2022
- 2022-04-02 CN CN202220754688.2U patent/CN217165746U/en active Active
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