CN109629609A - Utilize the landfill pad layer anchor structure of rice hull ash concrete - Google Patents
Utilize the landfill pad layer anchor structure of rice hull ash concrete Download PDFInfo
- Publication number
- CN109629609A CN109629609A CN201811620489.7A CN201811620489A CN109629609A CN 109629609 A CN109629609 A CN 109629609A CN 201811620489 A CN201811620489 A CN 201811620489A CN 109629609 A CN109629609 A CN 109629609A
- Authority
- CN
- China
- Prior art keywords
- rice hull
- hull ash
- ash concrete
- pad layer
- anchor structure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/06—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against corrosion by soil or water
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE
- B09B1/00—Dumping solid waste
- B09B1/004—Covering of dumping sites
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/002—Ground foundation measures for protecting the soil or subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/006—Sealing of existing landfills, e.g. using mining techniques
Abstract
The present invention relates to a kind of landfill pad layer anchor structures using rice hull ash concrete, belong to environmental technology field.Laying is provided in the side slope of refuse landfill, the laying is specially the geotextile of intermediate antiseepage film and two sides, rice hull ash concrete is set at the side slope top or halfpace and anchors shell, it is fixed in anchoring groove by precast concrete pile, the laying fold is in rice hull ash concrete anchoring shell, the setting of overpunch pvc pipe lower part, periphery in anchoring shell pour rice hull ash Concrete Filled object, and top, which is filled out, sets rubble.The anchor structure uses partial precast fabricated construction, and a part of component can be standardized production, has concurrently and collects guide percolate function.
Description
Technical field
The present invention relates to urban refuse sanitary landfill laying anchor structures, belong to environmental technology field.
Background technique
With the development of national economy, the raising of the level of urbanization, the yield of domestic waste is in increase sharply.
There are mainly three types of final disposal methods for domestic waste: sanitary landfills, compost and burning.Wherein sanitary landfills is the current world
Upper most common technology of garbage disposal.It is on the basis of scientific addressing, using necessary place protective treatment means and conjunction
The landfill structure of reason, farthest to reduce and eliminate influence of the rubbish to environment, especially to underground water body pollution.In recent years
Come, large MSW landfill is being built in succession in many cities.
In urban health landfill yard, the dirt of underground water is caused to prevent that Leachate site from permeating the ground, it is necessary to setting liner
System.During landfill, rubbish is that hierarchical block is filled, and due to the continuous accumulation of rubbish, constantly compresses and fills out
The effect of working truck is buried, pulling force will be formed in laying, and liner system may be made to lose original effect, in order to prevent
This phenomenon occurs, and anchorage zone generally is arranged at the platform of the top of side slope or segmentation side slope.
The anchoring of refuse landfill pad layer generally uses groove anchoring system, mostly uses rectangular section, by geomembrane with
Protection fabric edge fold is poured with cement concrete in the trench to be fixed.This conventional groove anchoring system work progress
In need to carry out consolidation process to trenched side-wall and bottom surface, project amount is larger, and concreting, health duration are longer on laying,
And concrete anchor solid lower liner layer is such as destroyed, maintenance and reinforcement is difficult.Therefore it is deposited in terms of functionality is with practical performance
In certain limitation.
Summary of the invention
Goal of the invention: the present invention proposes a kind of landfill pad layer anchor structure using rice hull ash concrete.It can solve
The problems such as certainly or improvement conventional groove anchoring system project amount is big, long in time limit, maintenance and reinforcement is difficult.
Technical solution:
Using the landfill pad layer anchor structure of rice hull ash concrete, the structure setting is in the side slope of refuse landfill；Packet
Include the laying being covered in side slope；
The laying includes the geotextile layer of intermediate antiseepage film and two sides；
The side slope middle section is provided with halfpace；
Rice hull ash concrete anchoring shell is embedded at the halfpace；The laying turns down into rice hull ash concrete and anchors shell
It is interior and be bonded with its inner wall；
The rice hull ash concrete anchoring shell is trapezoid cross section, and base angle is fillet, and top is parallel to the edge of halfpace；
Punching pvc pipe is provided in the rice hull ash concrete anchoring shell；Punching pvc pipe periphery pours rice hull ash Concrete Filled
Object, top fill out that set rubble concordant to halfpace.
The landfill pad layer anchor structure using rice hull ash concrete, it is characterised in that: for placing rice hull ash
The hole bottom of concrete anchoring shell is provided with vertical concrete deadman；Rice hull ash concrete anchors shell and passes through expansion bolt and rubber
Glue gasket is fixed on concrete deadman top.
The landfill pad layer anchor structure using rice hull ash concrete, it is characterised in that: the rice hull ash coagulation
Soil anchoring shell is up-narrow and down-wide, bottom width 1100mm, high 900mm；Bottom belt is fluted, provides space for expansion bolt bolt cap,
Internal configuration reinforcement net.
The landfill pad layer anchor structure using rice hull ash concrete, it is characterised in that: the punching pvc pipe,
Internal diameter 600mm, wall thickness 20mm are provided with hole on wall.
The landfill pad layer anchor structure using rice hull ash concrete, it is characterised in that: the rubble, partial size model
5~30mm is enclosed, is arranged according to lower thin and upper thick principle.
The landfill pad layer anchor structure using rice hull ash concrete, it is characterised in that: concrete deadman, stake are long
1.5m, diameter 25cm, bottom are taper, and upper end is equipped with preformed hole.
The landfill pad layer anchor structure using rice hull ash concrete, it is characterised in that: the rice hull ash coagulation
Soil anchoring thickness of the shell 120mm.
Advantage and effect:
Prefabrication, scene dress can be used in landfill pad layer anchor structure proposed by the present invention using rice hull ash concrete
It constructs with formula, anchoring shell, concrete deadman are standardized production, and working efficiency can be improved, shorten the construction period.Skill is anchored meeting
Under the premise of art requires, it is able to solve the problems such as conventional groove anchoring system project amount is big, long in time limit, maintenance and reinforcement is difficult.Separately
Outside, of the invention to have collection guide concurrently other than anchoring function using the landfill pad layer anchor structure of rice hull ash concrete
Landfill percolate treatment effeciency can be improved in percolate function, keeps landfill yard integral layout more scientific and reasonable, safe and reliable.
Detailed description of the invention:
Fig. 1 utilizes the landfill pad layer anchor structure schematic diagram of rice hull ash concrete；
Fig. 2 rice hull ash concrete anchors shell detail drawing；
Attached drawing mark:
1 side slope；2 antiseepage films；3 geotextile layers；4 halfpaces；5 rice hull ash concrete anchor shell；6 expansion bolts；7 rubber pads
Piece；8 concrete deadmans；9 punching pvc pipes；10 rice hull ash Concrete Filled objects；11 rubbles.
Specific embodiment:
The present invention is described further with reference to the accompanying drawing: as shown in Figure 1, the trench at side slope top or halfpace
Slot squeezes into concrete deadman prefabricated in advance in channel bottom, and rice hull ash concrete anchoring shell is then passed through expansion bolt
And rubber sheet gasket is fixed on concrete deadman upper end.It is flat that anchoring shell side grooves are backfilled to top surface one.It will be under backing layer material
Layer geotextile, anti-seepage geomembrane, upper layer geotextile successively turn down in rice hull ash concrete anchoring shell, then beat top
Hole PVC pipe is placed on lower part in anchoring shell, and periphery pours rice hull ash Concrete Filled object, filled out to health qualification upper back set it is broken
Stone.
As shown in Fig. 2, anchoring shell is rice hull ash concrete material, has the advantages that light weight, at low cost.Section configuration is
It is trapezoidal, it is up-narrow and down-wide, shell bottom width 1100mm is anchored, high 900m, inside pours rice hull ash Concrete Filled object for laying
It is fixed.Rice hull ash concrete anchoring shell bottom belt is fluted, provides space for expansion bolt bolt cap, keeps anchoring shell inner bottom surface
Smooth no bump, does not influence the installation of anchoring body.
Pvc pipe has preferable tension, compression strength, and tube wall is smooth, and to the resistance very little of fluid, the coefficient of roughness is only
0.009, conveyance power of water improves 20% than the cast iron pipe of same caliber, improves 40% than pipe of concrete；PVC water pipe has excellent
Different is acidproof, alkaline-resisting, corrosion-resistant, is not influenced by moisture and soil acidity or alkalinity, and when laying is not required to any preservative treatment,
Pvc pipe overpunch flows into convenient for percolate.Top 5~30mm of filled out ballast grain sizes range, according to lower thin and upper thick principle cloth
It sets, convection current enters percolate filtration, prevents from being applicable in pvc pipe blocking for a long time.Pump drainage percolate in place, concentrate into
Row purified treatment.
The long 1.5m of concrete deadman, diameter 25cm, bottom is taper convenient for construction piling, and upper end is equipped with preformed hole, is convenient for
Expansion bolt insertion.Along anchoring shell, longitudinally row's spacing can determine concrete deadman according to factors such as laying stress sizes.
The above is only a preferred embodiment of the present invention.For those skilled in the art, exist
Without departing from the principles of the invention, several improvements and modifications can also be made, these improvements and modifications also should be regarded as this hair
Bright protection scope.
Claims (7)
1. utilizing the landfill pad layer anchor structure of rice hull ash concrete, it is characterised in that: the structure setting is in garbage loading embeading
In the side slope (1) of field；Including the laying being covered on side slope (1)；
The laying includes the geotextile layer (3) of intermediate antiseepage film (2) and two sides；
Side slope (1) middle section is provided with halfpace (4)；
Rice hull ash concrete anchoring shell (5) is embedded at the halfpace (4)；The laying is turned down into rice hull ash concrete
It is bonded in anchoring shell (5) and with its inner wall；
Rice hull ash concrete anchoring shell (5) is trapezoid cross section, and base angle is fillet, and top is parallel to halfpace (4)
Edge；
Punching pvc pipe (9) is provided in rice hull ash concrete anchoring shell (5)；Punching pvc pipe periphery pours rice hull ash coagulation
Native filler (10), top fill out that set rubble (11) concordant to halfpace (4).
2. utilizing the landfill pad layer anchor structure of rice hull ash concrete according to claim 1, it is characterised in that: be used for
The hole bottom for placing rice hull ash concrete anchoring shell (5) is provided with vertical concrete deadman (8)；Rice hull ash concrete anchors shell
(5) concrete deadman (8) top is fixed on by expansion bolt (6) and rubber sheet gasket (7).
3. utilizing the landfill pad layer anchor structure of rice hull ash concrete according to claim 1, it is characterised in that: described
Rice hull ash concrete anchoring shell (5) is up-narrow and down-wide, bottom width 1100mm, high 900mm；Bottom belt is fluted, is expansion bolt
(6) bolt cap provides space, internal configuration reinforcement net.
4. utilizing the landfill pad layer anchor structure of rice hull ash concrete according to claim 1, it is characterised in that: described
It punches pvc pipe (9), internal diameter 600mm, wall thickness 20mm, is provided with hole on wall.
5. utilizing the landfill pad layer anchor structure of rice hull ash concrete according to claim 1, it is characterised in that: described
Rubble (11), 5~30mm of particle size range are arranged according to lower thin and upper thick principle.
6. utilizing the landfill pad layer anchor structure of rice hull ash concrete according to claim 1, it is characterised in that: coagulation
Native anchoring pile (8), the long 1.5m of stake, diameter 25cm, bottom is taper, and upper end is equipped with preformed hole.
7. utilizing the landfill pad layer anchor structure of rice hull ash concrete according to claim 1, it is characterised in that: described
Rice hull ash concrete anchors shell (5) thickness 120mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811620489.7A CN109629609B (en) | 2018-12-28 | 2018-12-28 | Landfill liner layer anchoring structure utilizing rice hull ash concrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811620489.7A CN109629609B (en) | 2018-12-28 | 2018-12-28 | Landfill liner layer anchoring structure utilizing rice hull ash concrete |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109629609A true CN109629609A (en) | 2019-04-16 |
| CN109629609B CN109629609B (en) | 2021-01-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811620489.7A Active CN109629609B (en) | 2018-12-28 | 2018-12-28 | Landfill liner layer anchoring structure utilizing rice hull ash concrete |
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| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111188367A (en) * | 2020-02-21 | 2020-05-22 | 沈阳工业大学 | Geomembrane fixing device laid on slope |
| CN111188368A (en) * | 2020-02-21 | 2020-05-22 | 沈阳工业大学 | Anti-seepage layer pre-stressed fixing sleeve |
| CN113106924A (en) * | 2021-04-23 | 2021-07-13 | 中水北方勘测设计研究有限责任公司 | Slope top anchoring method for side slope seepage-proofing waterproof blanket |
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|---|---|---|---|---|
| KR20030021780A (en) * | 2001-09-07 | 2003-03-15 | 주식회사 엔바이로피아 | Film combined drainage matters of groundwater for protect liner system in landfill sites |
| CN202227453U (en) * | 2011-08-24 | 2012-05-23 | 中国水电顾问集团华东勘测设计研究院 | Floor drain type seepage-proofing drainage-guiding structure of refuse landfill |
| CN103643689A (en) * | 2013-12-06 | 2014-03-19 | 上海申元岩土工程有限公司 | Pipe type underground water drainage blind ditch and construction technology and application thereof |
| CN203782963U (en) * | 2014-02-25 | 2014-08-20 | 李泽良 | Heat-preservation rice hull ash concrete hollow block |
| CN204626610U (en) * | 2015-01-27 | 2015-09-09 | 北京锄禾环保技术有限公司 | A kind of Slope with multi-step anchor structure realizing rain dirt shunting |
| CN205530580U (en) * | 2016-01-20 | 2016-08-31 | 中国电建集团贵阳勘测设计研究院有限公司 | System for collection is prevented osmosis membrane anchor, is cut flood and current as an organic whole |
| CN206844169U (en) * | 2017-06-08 | 2018-01-05 | 北京高能时代环境技术股份有限公司 | The intermediate anchoring structure that exposed geomembrane closes |
| CN206902770U (en) * | 2016-09-23 | 2018-01-19 | 济南大学 | A kind of geomembrane anchors float Structure |
-
2018
- 2018-12-28 CN CN201811620489.7A patent/CN109629609B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030021780A (en) * | 2001-09-07 | 2003-03-15 | 주식회사 엔바이로피아 | Film combined drainage matters of groundwater for protect liner system in landfill sites |
| CN202227453U (en) * | 2011-08-24 | 2012-05-23 | 中国水电顾问集团华东勘测设计研究院 | Floor drain type seepage-proofing drainage-guiding structure of refuse landfill |
| CN103643689A (en) * | 2013-12-06 | 2014-03-19 | 上海申元岩土工程有限公司 | Pipe type underground water drainage blind ditch and construction technology and application thereof |
| CN203782963U (en) * | 2014-02-25 | 2014-08-20 | 李泽良 | Heat-preservation rice hull ash concrete hollow block |
| CN204626610U (en) * | 2015-01-27 | 2015-09-09 | 北京锄禾环保技术有限公司 | A kind of Slope with multi-step anchor structure realizing rain dirt shunting |
| CN205530580U (en) * | 2016-01-20 | 2016-08-31 | 中国电建集团贵阳勘测设计研究院有限公司 | System for collection is prevented osmosis membrane anchor, is cut flood and current as an organic whole |
| CN206902770U (en) * | 2016-09-23 | 2018-01-19 | 济南大学 | A kind of geomembrane anchors float Structure |
| CN206844169U (en) * | 2017-06-08 | 2018-01-05 | 北京高能时代环境技术股份有限公司 | The intermediate anchoring structure that exposed geomembrane closes |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111188367A (en) * | 2020-02-21 | 2020-05-22 | 沈阳工业大学 | Geomembrane fixing device laid on slope |
| CN111188368A (en) * | 2020-02-21 | 2020-05-22 | 沈阳工业大学 | Anti-seepage layer pre-stressed fixing sleeve |
| CN113106924A (en) * | 2021-04-23 | 2021-07-13 | 中水北方勘测设计研究有限责任公司 | Slope top anchoring method for side slope seepage-proofing waterproof blanket |
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| Publication number | Publication date |
|---|---|
| CN109629609B (en) | 2021-01-22 |
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