CN205436570U - Flexible landfill yard rigidity landfill treatment device - Google Patents
Flexible landfill yard rigidity landfill treatment device Download PDFInfo
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- CN205436570U CN205436570U CN201520917540.6U CN201520917540U CN205436570U CN 205436570 U CN205436570 U CN 205436570U CN 201520917540 U CN201520917540 U CN 201520917540U CN 205436570 U CN205436570 U CN 205436570U
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- rigidity
- landfill
- inducing
- cinder concrete
- french drain
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Abstract
The utility model discloses a flexible landfill yard rigidity landfill treatment device sets up a plurality of landfill hole separately at the landfill yard, is equipped with a plurality of rigidity cinder concrete coffin in the vertical direction in landfill hole in proper order, be equipped with a plurality of align to grid's rigidity space in the rigidity cinder concrete coffin, the rigidity space is aided with the reinforcing bar by slag and cement and pours formation in rigidity cinder concrete coffin, the inner wall in rigidity space scribbles anticorrosive prevention of seepage lacquer or embeds plastic container, fills between adjacent rigidity space and pours the cinder concrete and be aided with the reinforcing bar, and the top in rigidity space is equipped with the sealed rigidity cinder concrete coffin bottom of covering as the top at sealed lid, top, from up being equipped with thin slag, abraum salt, slag, rain -proof membrane and approximately sealed down in proper order in the rigidity space. The utility model discloses a flexible landfill yard rigidity landfill treatment device through distinguishing into the landfill in a plurality of independent rigidity spaces, even the landfill district takes place the part to reveal, can not become large -scale pollution yet, and the security is high.
Description
Technical field
This utility model relates to flexible landfill yard rigidity landfill stabilization device, belongs to Solid state fermentation field.
Background technology
Yancheng Region has great Feng, Xiangshui County and Deng Ji great chemical industrial park, strand, relate to the big-and-middle-sized chemical enterprises such as medicine, pesticide, daily-use chemical industry, waste water control, each big business can produce the semisolids such as substantial amounts of abraum salt or solid-state hazardous waste in chemical process, has greater environmental impacts；And directly fill after the ease of solubility danger useless employing cement solidification maintenances such as existing abraum salt, for flexible landfill yard, abraum salt dissolubility is strong, and the probability of seepage is relatively big, there is greatly risk, for the potential safety hazard that the environment existence in area is the biggest.
Utility model content
Utility model purpose: in order to overcome the deficiencies in the prior art, this utility model provides the useless landfill stabilization devices of ease of solubility danger such as a kind of abraum salt, by landfill goes to be divided into several independent rigid space, decreases pollution and expands, add safety.
Technical scheme: for solving above-mentioned technical problem, a kind of flexible landfill yard rigidity landfill stabilization device of the present utility model, several waste pits have been dug at landfill yard, waste pit vertical direction is sequentially provided with several rigidity cinder concrete coffins, described rigidity cinder concrete coffin includes several evenly distributed rigid space, rigid space is aided with reinforcing bar by slag and cement and pours in rigidity cinder concrete coffin and formed, the inwall of described rigid space scribbles anti-corrosion leak-proof paint or built-in plastic containers, fill between adjacent rigid space and pour cinder concrete and be aided with reinforcing bar, the top of rigid space is provided with sealing lid, sealing of top is covered bottom as the rigidity cinder concrete coffin of top；In rigid space, it is sequentially provided with fine slag, abraum salt, slag, rainproof film from the bottom up and seals lid.
As preferably, keeping at a certain distance away and be provided with inducing QI french drain in described waste pit, inducing QI french drain is equipped with airway.
As preferably, in described inducing QI french drain, it is provided with the geotextiles preventing particulate from entering airway.
One layer of inducing QI french drain is started setting up after described waste pit landfill 80～100cm height, often landfill 60～70cmcm highly arranges one layer of inducing QI french drain, inducing QI french drain is equipped with airway, the graded broken stone of Φ 50-120 particle diameter it is filled with between inducing QI french drain and airway, airway surface axially offers through hole, airway stretches out buring layer at buring layer highest point, it would be possible to the gas of generation is discharged.
In this utility model, at landfill to certain altitude, such as during 80-100cm, the inducing QI french drain of DN300 is set at interval of 60m in reservoir area, the HDPE airway of DN150 is laid in french drain, inducing QI french drain liner 200g geotextiles is to prevent particulate entrance inducing QI french drain and gradually to enter airway, the graded broken stone of Φ 50-120 particle diameter it is filled with between inducing QI french drain and airway, airway surface axial aperture spacing 100mm, airway uses sweat soldering, buring layer is stretched out, it would be possible to the gas of generation is discharged at buring layer highest point.Landfill tip height often increases 80-100cm, re-lays one layer of horizontal air guiding layer.Landfill yard landfill material has a small amount of biological sludge, generation narrow-minded, the gas of collection together with the foul gas of leachate equalization basin after alkali liquor spray+activated-carbon device adsorbs, then by aiutage row high for 15m to air.
In this utility model actual landfill operation, settlement issues is most important, and sedimentation value is crossed conference and caused the tearing of seepage control system to rupture, and destroys the safety and stability of landfill yard, brings pollution for surrounding enviroment.This department landfill yard characteristic value of foundation bearing capacity requires to reach 120KN/m2, it is designed with φ 500 powder-spray pile and carries out foundation stabilization.Absolute altitude at the bottom of landfill district foundation ditch is-8.0 meters, and ground just falls on 4 layers of silt, and composite foundation enters 5. layer flour sand and is no less than 1.0m, and actual carrying capacity should be at 150KN/m2, i.e. 15 tons/square, and substrate largest settlement in reservoir area is 1.086m.HDPE film maximum tension rate occurs domatic at waste burying, is 1.4%, less than HDPE geomembrane maximum elongation at yield rate 3%, will not destroy seepage control system, meets the requirement of " hazard waste landfill Environmental capacity standard ", is deposited in seepage control system allowed band.
Landfill yard vertical seepage control uses three axes agitating pile construction, use set manual labour skill, material by 25% 42.5 portland cements, 30% multiple spraying cement, 0.05% triethanolamine, 0.2% calcium lignosulfonate is mixed, mixing pile intensity qu28d >=1.0MPa, infiltration coefficient is in 1-5 × 10-6cm/s, pile tube total length 23m, underground mixing pile stake end enters 2 layers of very soft sill clay layer that infiltration coefficient is less, enters 6. 2 layers of about 3.1m.Refuse conducts oneself with dignity the pressure to side slope in vertical seepage control system tolerance range.From the point of view of building data according to landfill yard, I takes charge of landfill yard and belongs to Class C building, and substrate is positioned in the 5th layer of soil, and Soft Soil Layer shear wave velocity value is all higher than 90m/s, therefore can not consider that sand liquefaction and weak soil shake fall into the impact on landfill yard.
Beneficial effect: flexible landfill yard rigidity landfill stabilization device of the present utility model, by landfill is distinguished into multiple independent rigid space, even if landfill goes to occur local to reveal, also will not become large-scale pollution, and safety is high；And rigid space all pours with cinder concrete, being provided with anti-corrosion leak-proof paint inside rigid space, be equipped with slag in the bottom of rigid space and top, top is additionally provided with rainproof film, single rigid space good airproof performance, reduces the generation polluted.
Accompanying drawing explanation
Fig. 1 is the structural representation of rigid space in this utility model；
Fig. 2 is the schematic cross-section of rigidity cinder concrete coffin of the present utility model；
Fig. 3 is the distribution schematic diagram of inducing QI french drain and airway；
Fig. 4 is the distribution schematic diagram of one layer of inducing QI french drain.
Detailed description of the invention
nullAs shown in Figures 1 to 4，A kind of flexible landfill yard rigidity landfill stabilization device of the present utility model，Four waste pits are set up separately at landfill yard，The size of waste pit is 25m*25m*8m，Each waste pit vertical direction is sequentially provided with 5 rigidity cinder concrete coffins 1，The size of rigidity cinder concrete coffin 1 is 25m*25m*1.5m，Several evenly distributed rigid space 6 it are provided with in rigidity cinder concrete coffin 1，Rigid space 6 is a diameter of 1.2m、The cylindrical space of high 1.5m，Rigid space 6 is aided with reinforcing bar by slag 63 and cement and pours in rigidity cinder concrete coffin 1 and formed，The inwall of described rigid space 6 scribbles anti-corrosion leak-proof paint or built-in plastic containers，Adjacent rigid space 6 is spaced apart 0.2m，Fill between adjacent rigid space 6 and pour slag 63 concrete and be aided with reinforcing bar，Ensure that gap is filled up，Fill near side slope region slag 63 gravel-concrete solidified waste，The top of rigid space 6 is provided with sealing lid 65，Top seal lid 65 as the rigidity cinder concrete coffin 1 of top bottom；In rigid space 6, it is sequentially provided with fine slag 61, abraum salt, slag 63, rainproof film 64 from the bottom up and seals lid 65.
In this utility model, described waste pit keeps at a certain distance away and is provided with one layer of inducing QI french drain 4, one layer of inducing QI french drain 4 is distributed in rigid space 6, as shown in Figure 4, inducing QI french drain 4 is equipped with airway 3, the graded broken stone of Φ 50-120 particle diameter it is filled with between inducing QI french drain and airway, airway 3 surface axially offers through hole 5, airway 3 uses sweat soldering, buring layer is stretched out at buring layer highest point, issuable gas is discharged, in described inducing QI french drain 4, is provided with the geotextiles preventing particulate from entering airway 3.Starting setting up inducing QI french drain 4 after waste pit landfill 80～100cm height, often landfill 60cm highly arranges inducing QI french drain 4.
The burying method of a kind of above-mentioned flexible landfill yard rigidity landfill stabilization device, comprises the following steps:
(1) go to dig four waste pits at landfill, utilize slag 63 and cement to be aided with reinforcing bar in waste pit and pour multiple rigidity cinder concrete coffin 1, at inwall brushing anti-corrosion leak-proof paint or the built-in plastic containers of rigidity cinder concrete coffin 1；
(2) by relatively big for hardness and in big block abraum salt crusher in crushing, all of abraum salt doping flying dust, cement, water and the solidification of stabilizer mix and blend, in blanking to curing mold, maintenance 2～3 days, qualified after deliver to abraum salt district again；
(3) fine slag 61 of one layer of 25cm is first laid at rigid space 6 bottom; form cushion; protection firming body, discharges in order by firming body, then puts on fine slag 61 by the abraum salt after solidification; inducing QI french drain 4 is laid in abraum salt; inducing QI french drain 4, by airway 3 and atmosphere, lays one layer of slag 63 on abraum salt, and thickness is 25cm; then rainproof film 64, lid top cover labyrinth 65 are added a cover；
(4) lid 65 bottom as last layer rigidity cinder concrete coffin 1 is then sealed, one layer of fine slag 61 is laid on lid 65 sealing, then the abraum salt after solidification is put on fine slag 61, inducing QI french drain 4 is laid in abraum salt, inducing QI french drain 4 is by airway 3 and atmosphere, abraum salt is laid one layer of slag 63, then adds a cover rainproof film 64, cover another and seal lid 65；
(5) step (4) is repeated, until having filled.
In this utility model, not only can process abraum salt, also can process ease of solubility danger useless simultaneously, play good treatment effect.
The above is only preferred implementation of the present utility model; it is noted that, for those skilled in the art; on the premise of without departing from this utility model principle, it is also possible to make some improvements and modifications, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (4)
1. a flexible landfill yard rigidity landfill stabilization device, it is characterized in that: set up several waste pits separately at landfill yard, waste pit vertical direction is sequentially provided with several rigidity cinder concrete coffins, described rigidity cinder concrete coffin includes several evenly distributed rigid space, described rigid space is aided with reinforcing bar by slag and cement and pours in rigidity cinder concrete coffin and formed, the inwall of described rigid space scribbles anti-corrosion leak-proof paint or built-in plastic containers, fill between adjacent rigid space and pour cinder concrete and be aided with reinforcing bar, the top of rigid space is provided with sealing lid, sealing of top is covered bottom as the rigidity cinder concrete coffin of top；In rigid space, it is sequentially provided with fine slag, abraum salt, slag, rainproof film from the bottom up and seals lid.
Flexible landfill yard rigidity landfill stabilization device the most according to claim 1, it is characterised in that: keeping at a certain distance away in described waste pit and be provided with inducing QI french drain, inducing QI french drain is equipped with airway.
Flexible landfill yard rigidity landfill stabilization device the most according to claim 2, it is characterised in that: it is provided with the geotextiles preventing particulate from entering airway in described inducing QI french drain.
Flexible landfill yard rigidity landfill stabilization device the most according to claim 3, it is characterized in that: after described waste pit landfill 80～100cm height, start setting up one layer of inducing QI french drain, often landfill 60～70cmcm highly arranges one layer of inducing QI french drain, inducing QI french drain is equipped with airway, the graded broken stone of diameter 50-120 particle diameter it is filled with between inducing QI french drain and airway, airway surface axially offers through hole, and airway stretches out buring layer at buring layer highest point, it would be possible to the gas of generation is discharged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520917540.6U CN205436570U (en) | 2015-11-17 | 2015-11-17 | Flexible landfill yard rigidity landfill treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520917540.6U CN205436570U (en) | 2015-11-17 | 2015-11-17 | Flexible landfill yard rigidity landfill treatment device |
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| Publication Number | Publication Date |
|---|---|
| CN205436570U true CN205436570U (en) | 2016-08-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520917540.6U Withdrawn - After Issue CN205436570U (en) | 2015-11-17 | 2015-11-17 | Flexible landfill yard rigidity landfill treatment device |
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| Country | Link |
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| CN (1) | CN205436570U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105363759A (en) * | 2015-11-17 | 2016-03-02 | 盐城新宇辉丰环保科技有限公司 | Rigid landfill disposal device and landfill method of flexible landfill |
| CN109396152A (en) * | 2018-12-14 | 2019-03-01 | 北京高能时代环境技术股份有限公司 | Processing unit and method suitable for saliferous industrial waste |
-
2015
- 2015-11-17 CN CN201520917540.6U patent/CN205436570U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105363759A (en) * | 2015-11-17 | 2016-03-02 | 盐城新宇辉丰环保科技有限公司 | Rigid landfill disposal device and landfill method of flexible landfill |
| CN105363759B (en) * | 2015-11-17 | 2017-12-26 | 盐城新宇辉丰环保科技有限公司 | Flexible landfill yard rigidity landfill stabilization device and burying method |
| CN109396152A (en) * | 2018-12-14 | 2019-03-01 | 北京高能时代环境技术股份有限公司 | Processing unit and method suitable for saliferous industrial waste |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160810 Effective date of abandoning: 20171226 |