CN212001193U - Side slope protective structure of garbage disposal station - Google Patents
Side slope protective structure of garbage disposal station Download PDFInfo
- Publication number
- CN212001193U CN212001193U CN202020618130.2U CN202020618130U CN212001193U CN 212001193 U CN212001193 U CN 212001193U CN 202020618130 U CN202020618130 U CN 202020618130U CN 212001193 U CN212001193 U CN 212001193U
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- clay
- side slope
- geotextile
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- 230000001681 protective effect Effects 0.000 title claims description 23
- 239000004927 clay Substances 0.000 claims abstract description 68
- 238000004873 anchoring Methods 0.000 claims abstract description 66
- 239000004746 geotextile Substances 0.000 claims abstract description 47
- 239000004744 fabric Substances 0.000 claims abstract description 29
- 239000011449 brick Substances 0.000 claims description 23
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- 239000002131 composite material Substances 0.000 claims description 5
- 239000004575 stone Substances 0.000 claims description 5
- 239000012528 membrane Substances 0.000 abstract description 12
- 239000000149 chemical water pollutant Substances 0.000 abstract description 10
- 230000006378 damage Effects 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 9
- 230000002265 prevention Effects 0.000 abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 18
- 239000002689 soil Substances 0.000 description 12
- 238000003860 storage Methods 0.000 description 7
- 238000010521 absorption reaction Methods 0.000 description 4
- 238000005056 compaction Methods 0.000 description 4
- 230000029087 digestion Effects 0.000 description 4
- 230000008595 infiltration Effects 0.000 description 4
- 238000001764 infiltration Methods 0.000 description 4
- 239000011083 cement mortar Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000035699 permeability Effects 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 229920006262 high density polyethylene film Polymers 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 238000009958 sewing Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 206010063659 Aversion Diseases 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
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Abstract
The utility model relates to a side slope protection structure of a garbage station, which comprises a side slope foundation layer, a slope bottom anchoring ditch, a slope surface anchoring ditch and a slope top anchoring ditch, wherein the side slope foundation layer is sequentially provided with a first clay layer, a first geotechnical cloth layer, a first anti-seepage film layer and a second geotechnical cloth layer from bottom to top, the slope anchoring ditch, the slope anchoring ditch and the slope top anchoring ditch are sequentially provided with a third clay layer, a third geotextile layer, a second anti-seepage film layer, a fourth geotextile layer and a fourth clay layer from bottom to top, the third clay layer and the first clay layer are integrally arranged, the third geotextile layer and the first geotextile layer are integrally arranged, the second anti-seepage film layer and the first anti-seepage film layer are integrally arranged, the fourth geotextile layer and the second geotextile layer are integrally arranged, and the upper surface of the fourth clay layer and the upper surface of the second geotextile layer are positioned on the same horizontal plane. The utility model discloses have the effect that can reduce the destruction of prevention of seepage membrane, reduce landfill leachate and ooze.
Description
Technical Field
The utility model belongs to the technical field of the technique of refuse disposal field engineering and specifically relates to a side slope protective structure at rubbish station of dissolving is related to.
Background
At present, in order to prevent toxic and harmful pollutants in landfill leachate from polluting soil and underground water sources when landfill or garbage digestion is carried out, the garbage needs to be isolated from the surrounding strata, namely, from the soil and the underground water. In order to achieve the purpose, an impermeable layer is required to be arranged on the garbage storage area, and an impermeable film is generally laid to completely isolate the garbage from the surrounding stratum so as to prevent the garbage percolate from penetrating into the underground to pollute the soil and the underground water around the landfill site. After being transported to a garbage accommodating station, the garbage is dumped into an accommodating reservoir area, pushed flat by a large bulldozer and compacted by a rolling machine.
In the prior art, the patent of publication number CN206529808U discloses a side slope seepage-proofing structure of a refuse landfill, which has the key points of the technical scheme that the side slope seepage-proofing structure comprises a side slope base layer, and further comprises a first clay layer, a seepage-proofing film, a second clay layer, a first geotechnical cloth layer, a cobble layer and a second geotechnical cloth layer which are arranged from bottom to top of the side slope base layer; the upper side of the first geotextile layer is sewed with a filling bag with an opening at the oblique upper side, and the filling bag is uniformly distributed along the surface of the first geotextile layer; the filling bag is made of water-permeable cloth; the cobble layer is formed by filling cobbles in the filling bag. The utility model discloses can once only lay the completion with filtration liquid water conservancy diversion layer, need not to highly be under construction gradually along with the landfill, it is more convenient to use.
The above prior art solutions have the following drawbacks: prevention leakage membrane area of laying is big, and ambient temperature changes arouses expend with heat and contract with cold, and the expansion of prevention leakage membrane under the large tracts of land situation takes place the damage with the shrink easily, leads to landfill leachate to ooze, pollutes groundwater, consequently needs to improve.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims at providing a side slope protective structure at rubbish station of dissolving, it has the effect that can reduce the destruction of prevention of seepage membrane, reduce landfill leachate and ooze.
The above object of the present invention can be achieved by the following technical solutions: a side slope protection structure of a garbage disposal station comprises a side slope foundation layer, a slope bottom anchoring ditch arranged at the bottom of a side slope, a slope surface anchoring ditch arranged on a slope surface and a slope top anchoring ditch arranged at the top of the slope, wherein the side slope foundation layer is sequentially provided with a first clay layer, a first geotechnical cloth layer, a first anti-seepage film layer, a second geotechnical cloth layer, a drainage layer and a second clay layer from bottom to top, a third clay layer, a third geotechnical cloth layer, a second anti-seepage film layer, a fourth geotechnical cloth layer and a fourth clay layer from bottom to top in the slope bottom anchoring ditch, the slope surface anchoring ditch and the slope top anchoring ditch, the third clay layer, the third geotechnical cloth layer and the first geotechnical cloth layer are integrally arranged, the second anti-seepage film layer and the first anti-seepage film layer are integrally arranged, the fourth geotechnical cloth layer and the second geotechnical cloth layer are integrally arranged, the upper surface of the fourth clay layer and the upper surface of the second geotextile layer are positioned on the same horizontal plane.
Through adopting above-mentioned technical scheme, all set up the anchor ditch at side slope bottom, on the slope surface of side slope, side slope top, when the landfill rubbish, rely on the powerful concertina power of slope bottom anchor ditch, domatic anchor ditch and slope top anchor ditch department, the prevention of seepage membrane is pushed down to the anchor ditch, but not rigid connection, allows the flexible of certain degree of freedom, can reduce the destruction of prevention of seepage membrane, reduces the seepage of landfill leachate.
The present invention may be further configured in a preferred embodiment as: and a reinforcing brick is arranged between the fourth clay layer and the fourth geotextile layer of the slope anchoring ditch.
Through adopting above-mentioned technical scheme, consolidate the brick and can increase the weight of domatic anchor ditch structure, at the rubbish landfill in-process, can prevent that the prevention of seepage membrane from excessively being dragged, lead to the structure in the domatic anchor ditch to take place serious aversion, influence the fixed action of domatic anchor ditch.
The present invention may be further configured in a preferred embodiment as: and a fifth clay layer is arranged between the reinforcing brick and the fourth geotextile layer.
Through adopting above-mentioned technical scheme, the setting on fifth clay layer has avoided the reinforcement brick to the scraping of fourth geotechnological cloth, reduces the destruction to fourth geotechnological cloth, and fifth clay layer has certain water storage capacity moreover, and the water-absorbing capacity of anchor ditch when improving raining increases the slope load capacity.
The present invention may be further configured in a preferred embodiment as: the second clay layer comprises filling bags, the filling bags are filled with filling materials to form the second clay layer, and the filling bags are made of permeable cloth.
By adopting the technical scheme, the arrangement of the filling bag is utilized, so that the laying construction speed of the second clay layer is accelerated, the stability is better, and the damage and the collapse of the side slope caused by rainwater erosion are reduced.
The present invention may be further configured in a preferred embodiment as: the filling material is composed of broken stone blocks and clay.
By adopting the technical scheme, the broken stone blocks have good water permeability, the clay has certain water storage capacity, and when raining, the second clay layer not only has certain water storage effect, but also can seep into the drainage layer as soon as possible when rainwater permeates into the drainage layer, so that the whole side slope has good stability, and the side slope is prevented from being damaged and collapsed due to rainwater erosion.
The present invention may be further configured in a preferred embodiment as: and a protective brick is arranged on the slope top anchoring ditch and is arranged on the fourth clay layer.
By adopting the technical scheme, the protective brick can increase the weight of the slope top anchoring ditch structure, and can prevent the seepage-proofing film from being excessively pulled in the garbage piling process to cause the structure in the slope top anchoring ditch to be seriously displaced so as to influence the fixing effect of the slope top anchoring ditch.
The present invention may be further configured in a preferred embodiment as: the drainage layer is set to be a geotechnical composite drainage network.
Through adopting above-mentioned technical scheme, geotechnological composite drainage net comprises spatial structure's the two-sided bonding infiltration geotechnological cloth of plastic mesh, has good drainage performance, can in time let the subaqueous infiltration of domatic.
The present invention may be further configured in a preferred embodiment as: and buffer platforms are arranged between the slope bottom anchoring ditch and the upper slope surface, between the slope anchoring ditch and the adjacent upper slope surface and lower slope surface, and between the slope top anchoring ditch and the lower slope surface.
Through adopting above-mentioned technical scheme, the buffer platform can let slope base anchor ditch, domatic anchor ditch and the domatic anchor ditch all have certain distance from domatic, not only makes things convenient for the excavation of anchor ditch, and the anchor ditch built is difficult to take place to collapse moreover.
The present invention may be further configured in a preferred embodiment as: an ecological planting layer is arranged above the side slope foundation layer.
Through adopting above-mentioned technical scheme, after landfill work, all lay ecological planting layer on domatic and rubbish layer for the environment of whole station of accommodating obtains improving, because the water absorption of vegetation root system can reduce the intraformational rainwater of infiltration rubbish moreover, thereby reduces landfill leachate's production.
To sum up, the utility model discloses a following at least one useful technological effect:
1. the seepage-proofing membrane is pressed by strong stretching force at the slope bottom anchoring ditch, the slope surface anchoring ditch and the slope top anchoring ditch, but the seepage-proofing membrane is not rigidly connected, so that the stretching with a certain degree of freedom is allowed, the damage of the seepage-proofing membrane can be reduced, and the seepage of the landfill leachate is reduced;
2. through the ecological planting layer of laying on domatic and rubbish layer for the environment of whole station of accommodating obtains improving, because the water absorption of vegetation root system can reduce the intraformational rainwater of infiltration rubbish moreover, thereby reduces landfill leachate's production.
Drawings
Fig. 1 is a schematic view of the overall section structure of a side slope protection structure of a garbage disposal station of the present invention;
FIG. 2 is a schematic cross-sectional view of the slope foundation layer and the slope bottom anchoring trench in the present embodiment;
FIG. 3 is a schematic sectional view of the anchor groove at the top of the slope in the present embodiment;
fig. 4 is a schematic sectional view of the slope anchoring groove in the present embodiment.
Reference numerals: 1. a slope foundation layer; 11. a first clay layer; 12. a first geotextile layer; 13. a first barrier film layer; 14. a second geotextile layer; 15. a drainage layer; 16. a second clay layer; 2. a slope bottom anchoring ditch; 21. a third clay layer; 22. a third geotextile layer; 23. a second barrier film layer; 24. a fourth geotextile layer; 25. a fourth clay layer; 3. slope anchoring ditches; 31. reinforcing the brick; 32. a fifth clay layer; 4. a slope top anchoring ditch; 41. a protective brick; 5. a buffer platform; 6. and (5) an ecological planting layer.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, the slope protection structure of a garbage disposal station disclosed by the present invention comprises a slope foundation layer 1, a buffer platform 5, a slope bottom anchoring ditch 2 arranged at the bottom of the slope, a slope surface anchoring ditch 3 arranged on the slope surface and a slope top anchoring ditch 4 arranged at the top of the slope, wherein the buffer platform 5 is arranged between the slope bottom anchoring ditch 2 and the upper slope surface, between the slope surface anchoring ditch 3 and the upper slope surface adjacent thereto, between the profile anchoring ditch and the lower slope surface adjacent thereto, and between the slope top anchoring ditch 4 and the lower slope surface, so that the slope bottom anchoring ditch 2, the slope surface anchoring ditch 3 and the slope top anchoring ditch 4 are all at a certain distance from the slope surface because the slope surface of the slope has a certain inclination angle, if the buffer platform 5 is not arranged, when the slope bottom anchoring ditch 2, the slope surface anchoring ditch 3 and the slope top anchoring ditch 4 are arranged on the slope surface and are on the same straight line with the slope surface, the constructed anchoring ditch is easy to collapse due to the collapse of the slope surface of the side slope.
After the garbage is filled in the area of the absorption station, a layer of backfill soil can be filled on the garbage layer, compaction is carried out, then an ecological planting layer 6 is arranged on the backfill soil and the side slope foundation layer 1, vegetation such as turf is planted, the overall environment of the absorption station is improved, the root system of the vegetation can absorb water, the water storage effect of the upper soil layer can be increased, rainwater permeating into the garbage layer is reduced, and the generation of garbage leachate is reduced.
Referring to fig. 2, a slope foundation layer 1 is sequentially provided with a first clay layer 11, a first geotextile layer 12, a first anti-seepage film layer 13, a second geotextile layer 14, a drainage layer 15 and a second clay layer 16 from bottom to top, wherein the first clay layer 11 is compacted with plain soil, the compaction degree is not less than 90%, the compaction degree of plain soil at the slope bottom, namely the bottom of a digestion station, is not less than 93%, the first geotextile layer 12 and the second geotextile layer 14 are both paved with geotextiles, the geotextiles are connected by sewing or thermal bonding, the first anti-seepage layer is made of an HDPE film and is connected by welding, so that the seepage of landfill leachate can be effectively prevented, and underground water and plain soil ground are polluted. The drainage layer 15 sets up to geotechnological composite drainage network, perhaps sets up to other materials that water permeability is good such as sand bag dress rubble, and wherein, geotechnological composite drainage network comprises spatial structure's plastic mesh double-sided bonding geotechnological cloth, has good drainage performance, can in time let domatic underwater seepage, is absorbed, is stored by the clay layer of below.
The second clay layer 16 is composed of filling bags and filling materials, the filling materials are broken stone blocks and clay, the filling bags are made of permeable cloth, the broken stone blocks and the clay in the filling bags are paved on the drainage layer 15, the second clay layer 16 can be manufactured in advance, and the construction speed is accelerated during paving. The water permeability of rubble piece is good, is convenient for in time arrange the rainwater to drainage blanket 15 in, and the clay has certain water storage capacity and nutrition effect, not only can improve the water storage effect of side slope foundation layer 1, provides some necessary nutrient elements for the ecological planting layer 6 of top moreover, the growth of the ecological turf of being convenient for.
A third clay layer 21, a third geotextile layer 22, a second anti-seepage film layer 23, a fourth geotextile layer 24 and a fourth clay layer 25 are sequentially arranged in the slope bottom anchoring ditch 2 from bottom to top, the third clay layer 21 and the first clay layer 11 are integrally arranged, plain soil with the compaction degree of more than or equal to 90% is adopted, the third geotextile layer 22 and the first geotextile layer 12 are integrally arranged, the fourth geotextile layer 24 and the second geotextile layer 14 are integrally arranged, the geotextiles are connected by sewing or thermal bonding, the second anti-seepage film layer 23 and the first anti-seepage film layer 13 are integrally arranged, HDPE films connected by welding are adopted, and the upper surface of the fourth clay layer 25 in the anchoring ditch and the upper surface of the second geotextile layer 14 on the slope surface are positioned on the same horizontal plane. The anchoring grooves are utilized to press the impermeable membrane, but the expansion of a certain degree of freedom is allowed, so that the damage of the impermeable membrane can be reduced, and the seepage of the landfill leachate is reduced.
Referring to fig. 3, a third clay layer 21, a third geotextile layer 22, a second anti-seepage film layer 23, a fourth geotextile layer 24, a fourth clay layer 25 and a protective brick 41 are sequentially arranged in the slope top anchoring ditch 4 from bottom to top, the protective brick 41 is arranged on the fourth clay layer 25, the protective brick 41 is made of cement mortar bricks, the protective brick 41 increases the weight of the structure of the slope top anchoring ditch 4, in the garbage filling process, the anti-seepage film can be prevented from being excessively pulled, the structure in the slope top anchoring ditch 4 is prevented from being seriously displaced, and the anchoring effect of the slope top anchoring ditch 4 is improved.
Referring to fig. 4, a third clay layer 21, a third geotextile layer 22, a second anti-seepage film layer 23, a fourth geotextile layer 24, a fifth clay layer 32, a reinforcing brick 31 and a fourth clay layer 25 are sequentially arranged in the slope anchoring ditch 3 from bottom to top, the reinforcing brick 31 is made of cement mortar bricks, and the cement mortar bricks are laid above the fifth clay layer 32 to reduce abrasion of the fourth geotextile and avoid damage of the fourth geotextile. When the garbage is filled in a small amount, the slope top anchoring ditch 4 and the slope surface anchoring ditch 3 can also be used as flood interception ditches for draining rainwater and reducing the possibility of collapse of the slope surface.
The implementation principle of the embodiment is as follows: after a field and a side slope required by a digestion station are excavated, plain soil at the bottom of the digestion station and plain soil of the side slope are tamped, then a slope bottom anchoring ditch 2 is excavated at the slope bottom, a slope surface anchoring ditch 3 is excavated at the slope surface, a slope top anchoring ditch 4 is excavated at the slope top, a buffer platform 5 is excavated at the slope surface, and then a first geotechnical cloth layer 12, a first anti-seepage film layer 13, a second geotechnical cloth layer 14, a water drainage layer 15 and a second clay layer 16 are sequentially paved on the side slope from bottom to top. A third geotextile layer 22, a second anti-seepage film layer 23, a fourth geotextile layer 24 and a fourth clay layer 25 are sequentially laid in the slope bottom anchoring ditch 2 from bottom to top, the third geotextile layer 22, the second anti-seepage film layer 23, the fourth geotextile layer 24, a fifth clay layer 32, a reinforcing brick 31 and the fourth clay layer 25 are sequentially laid in the slope anchoring ditch 3 from bottom to top, and the third geotextile layer 22, the second anti-seepage film layer 23, the fourth geotextile layer 24, the fourth clay layer 25 and a protective brick 41 are sequentially laid in the slope top anchoring ditch 4 from bottom to top.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (9)
1. The utility model provides a side slope protective structure at rubbish station of dissolving, includes side slope foundation bed (1), its characterized in that: the slope foundation layer (1) is sequentially provided with a first clay layer (11), a first geotechnical cloth layer (12), a first anti-seepage film layer (13), a second geotechnical cloth layer (14), a drainage layer (15) and a second clay layer (16) from bottom to top, a third clay layer (21), a third geotechnical cloth layer (22), a second anti-seepage film layer (23), a fourth geotechnical cloth layer (24) and a fourth clay layer (25) from bottom to top in the slope foundation layer (2), the slope anchoring ditch (3) and the slope anchoring ditch (4), the third geotechnical cloth layer (21) and the first clay layer (11) are integrally arranged, the third geotechnical cloth layer (22) and the first geotechnical cloth layer (12) are integrally arranged, the second anti-seepage film layer (23) and the first anti-seepage film layer (13) are integrally arranged, the fourth geotextile layer (24) and the second geotextile layer (14) are integrally arranged, and the upper surface of the fourth clay layer (25) and the upper surface of the second geotextile layer (14) are positioned on the same horizontal plane.
2. The side slope protective structure of a garbage accommodating station according to claim 1, characterized in that: and a reinforcing brick (31) is arranged between the fourth clay layer (25) and the fourth geotextile layer (24) of the slope anchoring ditch (3).
3. The side slope protective structure of a garbage accommodating station according to claim 2, characterized in that: a fifth clay layer (32) is arranged between the reinforcing brick (31) and the fourth geotextile layer (24).
4. The side slope protective structure of a garbage accommodating station according to claim 1, characterized in that: the second clay layer (16) comprises filling bags, the filling bags are filled with filling materials to form the second clay layer (16), and the filling bags are made of permeable cloth.
5. The side slope protective structure of a garbage accommodating station according to claim 4, wherein: the filling material is composed of broken stone blocks and clay.
6. The side slope protective structure of a garbage accommodating station according to claim 1, characterized in that: and a protective brick (41) is arranged on the slope top anchoring groove (4), and the protective brick (41) is arranged on the fourth clay layer (25).
7. The side slope protective structure of a garbage accommodating station according to claim 1, characterized in that: the drainage layer (15) is set to be a geotechnical composite drainage network.
8. The side slope protective structure of a garbage accommodating station according to claim 1, characterized in that: and buffer platforms (5) are arranged between the slope bottom anchoring ditch (2) and the upper slope surface, between the slope surface anchoring ditch (3) and the adjacent upper slope surface and lower slope surface, and between the slope top anchoring ditch (4) and the lower slope surface.
9. The side slope protective structure of a garbage accommodating station according to claim 1, characterized in that: an ecological planting layer (6) is arranged above the side slope foundation layer (1).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020618130.2U CN212001193U (en) | 2020-04-22 | 2020-04-22 | Side slope protective structure of garbage disposal station |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202020618130.2U CN212001193U (en) | 2020-04-22 | 2020-04-22 | Side slope protective structure of garbage disposal station |
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Publication Number | Publication Date |
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CN212001193U true CN212001193U (en) | 2020-11-24 |
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ID=73415408
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CN202020618130.2U Expired - Fee Related CN212001193U (en) | 2020-04-22 | 2020-04-22 | Side slope protective structure of garbage disposal station |
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CN (1) | CN212001193U (en) |
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2020
- 2020-04-22 CN CN202020618130.2U patent/CN212001193U/en not_active Expired - Fee Related
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