CN205296339U - Mountain valley type landfill's dirty reposition of redundant personnel diversion system of rain - Google Patents
Mountain valley type landfill's dirty reposition of redundant personnel diversion system of rain Download PDFInfo
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- CN205296339U CN205296339U CN201521127657.0U CN201521127657U CN205296339U CN 205296339 U CN205296339 U CN 205296339U CN 201521127657 U CN201521127657 U CN 201521127657U CN 205296339 U CN205296339 U CN 205296339U
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Abstract
The utility model discloses a mountain valley type landfill's dirty reposition of redundant personnel diversion system of rain belongs to rubbish landfill factory field. It includes the subregion dam, the sewage pipe, the rainwater collecting pipe, compound drainage scheme of geotechnique and nonwoven geotechnique cloth, wherein, the domatic geotechnological cloth of one deck nonwoven that is equipped with to the top layer of landfill district toe department in landfill district, be equipped with one deck couple exasperate membrane II to the bottom that the landfill was distinguished below the nonwoven geotechnique cloth of landfill district toe, it collects the floral tube to be equipped with sewage in the landfill district, the sewage pipe includes sewage collection floral tube and sewage drainage guide pipe, floral tube and sewage drainage guide pipe intercommunication are collected to sewage, sewage drainage guide pipe is located the subregion dam, the subregion dam still is equipped with the rainwater collecting pipe. It is not thorough to the dirty reposition of redundant personnel of mountain valley type landfill rain among the prior art, result in the problem of filtration liquid output increase, this system has the characteristics that the dirty reposition of redundant personnel effect of rain is high, the management is simple and the construction cost is low.
Description
Technical field
The present invention relates to garbage loading embeading factory field, the rain dirt more particularly, to a kind of valley type landfill taps flow guide system.
Background technology
Waste landfill field in valley is exactly zirkustal near the mountain, utilizes natural gully, mountain valley to build, has the big advantage of storage capacity, have become as the principal mode of house refuse sanitary landfills. For a large-area Valley Type Landfill Site, if running into rainy weather, becoming sewage from piling the rainwater having garbage areas, mixing with the rainwater in other regions, making the rainwater from whole landfill yard become sewage, this increases sewage treatment load undoubtedly.
Chinese invention patent, Authorization Notice No.: CN101672069B, authorized announcement date: 2012.08.08, disclose the water discharge method of a kind of valley type landfill, it is characterized in that, landfill yard water proof dike is divided into some unit by the direction extended along mountain valley, each unit arranges unit supervisor and multiple unit arms, described unit arm is floral tube with holes, rainwater or sewage are collected to described unit supervisor, and, described unit supervisor is communicated to, by corresponding mozzle, the valve being arranged on downstream, mountain valley, and selectively it is communicated to rain pipe or soil pipe by described valve, the sewage from landfill unit is directed into described soil pipe, rainwater from non-landfill unit is imported rain pipe, described soil pipe is by sewage transport to cesspool. sewage generation amount in large area refuse landfill can be preferably minimized degree by the method for this invention, thus significantly alleviating the pressure of sewage disposal, has very big environmental benefit and economic benefit. its weak point is: this patent of invention not filling the rainwater diversion in district to Storm Sewer Network, and for filling or landfill unit, but rainwater and sewage separately, cannot can only still have bigger sewage load, add cost of sewage disposal. the pipeline additionally buried underground required for this patent of invention is more, the laying of pipeline needs to consider foundation slope problem (pipeline is only laid in acclive substrate and could collect rainwater or sewage), lay too much pipeline and may be subject to the problem restriction of the gradient, thus needing manual amendment's gradient, thus complex process can be made, cost is higher.
Chinese utility model patent, Authorization Notice No.: CN202157403U, authorized announcement date: 2012.03.07, a kind of valley-type refuse landfill series multi-partition rain dirt part flow arrangement, including the landfill district being separated by by subregion dam, landfill district is from upstream to downstream separation more than four, connected by with percolate guide french drain in each landfill district, the HDPE cement guiding and leaking pipe road of tape punching is had in percolate guide french drain, the garbage loading embeading order in described each landfill district is for being from upstream to downstream, collect lowest point at the landfill district sewage filled and be provided with leachate collection hole, and it is provided with submersible sewage pump in leachate collection is cheated, percolate is delivered in percolate sewage regulating reservoir by submersible sewage pump and flexible pipe. adopt the problem that this utility model can be good at solving newly-built Valley Type Landfill Site rain dirt shunting, landfill yard sewage generation amount is made to greatly reduce, thus reducing device for treating leachate facility scale, a large amount of minimizing percolate sewage disposal operating costs, and play the important environmental-protection function of energy-saving and emission-reduction. its weak point is: percolate guide french drain adds construction cost, later stage also wants periodic maintenance, add human cost, although this technology to some extent solves the rain dirt shunting problems of landfill area, but being also affected by the impact of the factor such as landform, physical features, replicability is poor, additionally percolate is delivered in percolate sewage regulating reservoir by submersible sewage pump and flexible pipe, it is also required to provide power, increase the difficulty run and manage, there is certain limitation.
Chinese invention patent, application number 201310743908.7, applying date 2013.12.30, discloses refuse landfill rain dirt separate system and shunt method thereof, and rain dirt separate system and the shunt method thereof that a large amount of rainwater is mixed in percolate can be well avoided in this invention. It is the subregion setting multiple accumulation rubbish on the impervious barrier of whole landfill yard basal surface, subregion dam is set between adjacent sectors, subregion dam sets and seals, with impervious barrier, the covering sealing coat being connected, in each subregion, set at least one percolate in this subregion or rainwater can be discharged the discharge guiding pipe outside landfill yard bottom subregion dam, the pipe perisporium of the inlet portion of discharge guiding pipe arranges osculum, export department accesses the percolate treating stations outside landfill yard when this subregion is stacked with rubbish, or accesses when not piling up rubbish in the rain gutter outside landfill yard. Independent and dynamically change percolate and rain water collecting system are set up in this invention in landfill yard, have both avoided the pollution to environment of the poisonous percolate, reduce again and a large amount of rainwater are used as percolate carry out processing artificial, medicament, the material spent and power consumption expense. Its weak point is: the export department of discharge guiding pipe accesses the percolate treating stations outside landfill yard when this subregion is stacked with rubbish, accesses when not piling up rubbish in the rain gutter outside landfill yard. When rainy day, can only not filling the rainwater diversion in district to Storm Sewer Network, and for being stacked with rubbish unit, but rainwater and sewage cannot be separated, rainwater mixes with sewage after dropping to rubbish unit, enter percolate treating stations by the outlet of discharge guiding pipe, containing dropping to rubbish unit rainwater in the percolate discharged, rain dirt shunting is not fully achieved.
Summary of the invention
1. invention to solve the technical problem that
Not thorough for valley type landfill rain dirt shunting in prior art, cause the problem that percolate output increases, the invention provides the rain dirt of a kind of valley type landfill shunting flow guide system, this system has the advantages that rain dirt shunting effect is high, management is simple and construction cost is low.
2. technical scheme
For solving the problems referred to above, technical scheme provided by the invention is:
A kind of rain dirt shunting flow guide system of valley type landfill, it includes subregion dam, soil pipe, rainwater collection collector, soil engineering composite drainage network and non-woven geotextile, wherein, the domatic top layer to landfill toe place of district in landfill district is provided with a floor non-woven geotextile, from being provided with the double, two matte film II of a floor below the non-woven geotextile of landfill district toe to the bottom in landfill district, landfill is provided with sewage collecting floral tube in district, soil pipe includes sewage collecting floral tube and sewage discharge guiding pipe, sewage collecting floral tube connects with sewage discharge guiding pipe, sewage discharge guiding pipe is positioned at subregion dam, subregion dam is additionally provided with rainwater collection collector.
Preferably, double; two matte film I, soil engineering composite drainage network, metalling, buring layer and non-woven geotextile it is sequentially provided with from top to bottom in landfill district, wherein, soil engineering composite drainage network is wrapped in metalling from the bottom in landfill district and extends to the lower section of landfill district toe, the outside of soil engineering composite drainage network is provided with one layer of double; two matte film II, double; two matte film II and extends to the lower section of landfill district toe from the double; two matte film I bottom landfill district. Prevent from rainwater from flowing into or fall in landfill district mixing with sewage, strengthen sewage load, reduce the load of sewage treatment plant.
Preferably, sewage collecting floral tube is arranged in the metalling in landfill district, and sewage collecting floral tube position is parallel or is higher than sewage discharge guiding pipe; Buring layer is used for landfill waste; Metalling has four effects: the distance 1), between increase buring layer and soil, both is isolated further; 2) sewage that the rubbish in buring layer produces is collected; 3) compared with the rubbish of buring layer, the space between rubble in metalling is relatively big, and the sewage that the rubbish in buring layer produces is prone to conflux; 4) clearing up along with the rubbish in buring layer; the height meeting step-down of buring layer, buring layer is had supporting role by metalling, it is prevented that sewage directly contacts soil engineering composite drainage network; of long duration; soil engineering composite drainage network can be caused corrosion, reduce the service life of soil engineering composite drainage network, and then affect the service life of whole system; metalling can protect work composite drainage network will not directly get dirty water logging dye; corrosion, extends its service life, thus improving the service life of total system.
Preferably, in subregion dam, rainwater collection collector is arranged under sewage discharge guiding pipe, and the both ends open of rainwater collection collector and sewage discharge guiding pipe both passes through subregion dam.
Preferably, fill in the metalling in district, subregion is equipped with service sleeve in dam. Play the effect of support on the one hand for sewage collecting floral tube, sewage collecting floral tube need not bear the pressure from metalling; On the other hand, the setting of service sleeve, for preventing microorganism in metalling, antibacterial and sewage from sewage collecting floral tube causing corrosion, improves the service life of sewage collecting floral tube, and then the service life of raising total system, reduce the cost selecting sewage collecting floral tube; Without percolate guide french drain, when filling district and building, just being put into by service sleeve, reduce system Construction cost, it is not necessary to periodic maintenance, reduce cost of labor, be not subjected to the impact of the factor such as landform, physical features, replicability is good.
Preferably, the exit of the rainwater collection collector in subregion dam is provided with water Indexs measure device, and the outlet of rainwater collection collector is connected with device for treating rain water or directly discharges, and sewage discharge guiding pipe is connected with sewage disposal device.
Preferably, after the garbage loading embeading in buring layer in landfill district is good, double; two matte film II and soil engineering composite drainage network tiling are to landfill toe place of district, and are pressed in below non-woven geotextile, and non-woven geotextile is welded into sealing entirety with double; two matte film II;Soil engineering composite drainage network welds with the soil engineering composite drainage network being wrapped in metalling, and double; two matte film I weld with double; two matte film II.
Preferably, landfill district bottom position height be more than or equal to position height bottom subregion dam.
Preferably, the bottom in landfill district is sequentially provided with from top to bottom double; two matte film I and soil engineering composite drainage network on average spread the bottom to subregion dam. For isolating the contact of the rubbish in soil and buring layer, it is prevented that the sewage that rubbish produces penetrates in soil, and soil and groundwater is polluted.
The using method of the rain dirt shunting flow guide system of a kind of valley type landfill, the steps include:
A, landfill district downstream build subregion dam;
When B, rainy day, for the landfill district not filled, the landfill district filled and the landfill district filled up domatic on be respectively provided with a floor non-woven geotextile; When night, the rubbish of landfill can produce stink, non-woven geotextile can completely cut off stink, when the rainy day, prevent rainwater from falling into inside, landfill district and rainwater interflow, cause sewage load big, save cost of sewage disposal, it is not only able to process the problem at landfill district rainwater and the sewage interflow not filled, and the problem having filled district's rainwater with sewage interflow can be processed;
When C, fine day, open the non-woven geotextile in the landfill district filled, carry out landfill operation; Although having carried out the shunting of sewage and rainwater, but normal landfill work will not be had any impact.
When D, rainy day, rainwater flows through the non-woven geotextile in landfill district, double; two matte film II and soil engineering composite drainage network, collects in the slit between landfill district and subregion dam;
Rainwater in E, the slit collected between landfill district and subregion dam flows in rainwater collection collector, and the rainwater in rainwater collection collector flows into device for treating rain water, or directly discharges;
The sewage produced in buring layer in F, landfill district is flowed in metalling, and the sewage in metalling collected by sewage collecting floral tube;
G, sewage flow in sewage discharge guiding pipe from sewage collecting floral tube, and the sewage in sewage discharge guiding pipe flows in sewage disposal device.
This system is under the premise ensureing landfill yard normal running (operation) conditions, make full use of landfill yard pre-existing topography and geologic structure, reasonable construction subregion dam, pipeline is (such as sewage collecting floral tube, sewage discharge guiding pipe and rainwater collection collector) and cover layer (such as double, two matte film I, non-woven geotextile, double, two matte film II and soil engineering composite drainage network), so as to common cooperation constitutes a perfect obstruction for rainwater and percolate (i.e. sewage), guide and exhaust system, it is finally reached minimizing percolate yield, alleviate the load of percolate treatment plant, reduce the construction of landfill yard and the purpose of operating cost.
3. beneficial effect
Adopt technical scheme provided by the invention, compared with prior art, have the advantages that
(1) soil engineering composite drainage network of the present invention is wrapped in metalling from the bottom in landfill district and extends to the lower section of landfill district toe, the outside of soil engineering composite drainage network is provided with one layer of double; two matte film II, double; two matte film II extend to the lower section of landfill district toe from the double; two matte film I bottom landfill district, prevent from rainwater from flowing into or fall in landfill district mixing with sewage, strengthen sewage load, reduce the load of sewage treatment plant;
(2) present invention fills double; two matte film I and the soil engineering composite drainage network of tiling bottom district, for isolating the contact of the rubbish in soil and buring layer, it is prevented that the sewage that rubbish produces penetrates in soil, and soil is polluted; Buring layer is used for landfill waste, and metalling has four effect: a, the distance increased between buring layer and soil, both is isolated further;The sewage that b, the rubbish collected in buring layer produce; C, compared with the rubbish of buring layer, the space between rubble in metalling is relatively big, and the sewage that the rubbish in buring layer produces is prone to conflux; D, clearing up along with the rubbish in buring layer, the height meeting step-down of buring layer, buring layer is had supporting role by metalling, it is prevented that sewage directly contacts soil engineering composite drainage network, of long duration, soil engineering composite drainage network can be caused corrosion, reduce the service life of soil engineering composite drainage network, and then affect the service life of whole system, metalling can protect work composite drainage network will not directly get dirty water logging dye, corrosion, extends its service life, thus improving the service life of total system;
(3) present invention is without percolate guide french drain, when filling district and building, is just put into by service sleeve, reducing system Construction cost, the dam body on subregion dam adopts rubble to pile up, it is not necessary to periodic maintenance, reducing cost of labor, be not subjected to the impact of the factor such as landform, physical features, replicability is good;
(4) soil pipe of the present invention includes sewage collecting floral tube and sewage discharge guiding pipe, sewage collecting floral tube connects with sewage discharge guiding pipe, sewage collecting floral tube position is parallel or is higher than sewage discharge guiding pipe, under not needing powered attendant-controlled wheelchairs situation, sewage can flow in sewage discharge guiding pipe smoothly from sewage collecting floral tube, economizes on resources, and saves cost, operating cost is low, convenient management;
(5) exit of the rainwater collection collector of the present invention is provided with water Indexs measure device, when water Indexs measure device detects that rainwater is not up to standard, the outlet of rainwater collection collector is connected with device for treating rain water, rainwater is further processed, when water Indexs measure device detects that rainwater is up to standard, rainwater directly discharges, it is achieved intelligent automatic control, without artificial participation, reduce operating cost;
(6) after the garbage loading embeading in buring layer in landfill district is good, double; two matte film II and soil engineering composite drainage network tiling are to landfill toe place of district, and are pressed in below non-woven geotextile, and non-woven geotextile welds with double; two matte film II; Soil engineering composite drainage network welds with the soil engineering composite drainage network being wrapped in metalling, double; two matte film I weld with double; two matte film II, and above-mentioned welding position is pad, after welding, landfill district is formed and seals entirety, really plays the interflow of isolation sewage and rainwater completely;
(7) at night, landfill operation district is covered non-woven geotextile, be possible not only to prevention night precipitate rainwater penetrate into landfill district in, may also reach up deodorization purpose, when the rainy day, prevent rainwater from falling into inside, landfill district and rainwater interflow, cause sewage load big, save cost of sewage disposal, it is not only able to process the problem at landfill district rainwater and the sewage interflow not filled, and the problem having filled district's rainwater with sewage interflow can be processed;
(8) this system is under the premise ensureing landfill yard normal running (operation) conditions, make full use of landfill yard pre-existing topography and geologic structure, reasonable construction subregion dam, pipeline is (such as sewage collecting floral tube, sewage discharge guiding pipe and rainwater collection collector) and cover layer (such as double, two matte film I, non-woven geotextile, double, two matte film II and soil engineering composite drainage network), so as to common cooperation constitutes a perfect obstruction for rainwater and percolate (sewage), guide and exhaust system, it is finally reached minimizing percolate yield, alleviate the load of percolate treatment plant, reduce the construction of landfill yard and the purpose of operating cost,
(9) this system only needs to arrange sewage collecting floral tube, sewage discharge guiding pipe and rainwater collection collector, required for the pipeline buried underground few, the laying of pipeline need not be taken into consideration foundation slope problem, have only to the relative position height relationships considering between them, rainwater or sewage can be collected, the problem restriction of the gradient will not be subject to, thus also without manual amendment's gradient, simplifying construction processing step, cost is low.
Accompanying drawing explanation
Fig. 1 is the front view of the present invention;
Fig. 2 is the top view of the present invention;
Fig. 3 is the front view of embodiment 3.
Label declaration in schematic diagram:
1, double; two matte film I; 2, soil engineering composite drainage network; 3, metalling; 4, landfill district; 41, buring layer; 5, non-woven geotextile; 6, landfill district toe; 7, rainwater; 8, sewage; 9, pad; 10, sewage collecting floral tube; 11, double; two matte film II; 12, sewage discharge guiding pipe; 13, rainwater collection collector; 14, subregion dam.
Detailed description of the invention
For further appreciating that present disclosure, in conjunction with drawings and Examples, the present invention is described in detail.
Embodiment 1
In conjunction with Fig. 1 and Fig. 2, a kind of rain dirt shunting flow guide system of valley type landfill, it includes subregion dam 14, soil pipe, rainwater collection collector 13, soil engineering composite drainage network 2 and non-woven geotextile 5, wherein, be sequentially provided with the double; two matte film I1 of 2.0mm thickness HDPE from top to bottom in landfill district 4, the soil engineering composite drainage network 2, metalling 3, buring layer 41 and the 600g/m that are primary raw material with high density polyethylene (HDPE)2Non-woven geotextile 5, wherein, soil engineering composite drainage network 2 is wrapped in metalling 3 from the bottom in landfill district 4 and extends to the lower section of landfill district toe 6, the outside of soil engineering composite drainage network 2 is provided with one layer of double; two matte film 1.0mm thickness HDPEII11, double; two matte film II11 extend to the lower section of landfill district toe 6 from the double; two matte film I1 bottom landfill district 4, prevent from rainwater 7 from flowing into or falling in landfill district 4 to mix with sewage 8, strengthen sewage load, reduce the load of sewage treatment plant.
The double; two matte film I1 tiled bottom landfill district 4 and soil engineering composite drainage network 2, for isolating the contact of the rubbish in soil and buring layer 41, it is prevented that the sewage 8 that rubbish produces penetrates in soil, and soil and groundwater is polluted; Buring layer 41 is for landfill waste, and metalling 3 has four effects: the distance 1), between increase buring layer 41 and soil, both is isolated further; 2) sewage 8 that the rubbish in buring layer 41 produces is collected; 3) compared with the rubbish of buring layer 41, the space between rubble in metalling 3 is relatively big, and the sewage 8 that the rubbish in buring layer 41 produces is prone to conflux; 4) clearing up along with the rubbish in buring layer 41; the height meeting step-down of buring layer 41; buring layer 41 is had supporting role by metalling 3; prevent sewage from directly contacting soil engineering composite drainage network 2; of long duration; soil engineering composite drainage network 2 can be caused corrosion; reduce the service life of soil engineering composite drainage network 2; and then affect the service life of whole system; metalling 3 can protect work composite drainage network 2 will not directly get dirty water logging dye; corrosion, extends its service life, thus improving the service life of total system.
The domatic top layer to landfill toe 6 place of district in landfill district 4 is provided with a floor non-woven geotextile 5, landfill district 4 is covered, it is prevented that rainwater 7 directly falls on the buring layer 41 in landfill district 4, mixes with sewage 8, reduces sewage load, saves cost of sewage disposal;
It is provided with the double; two matte film II11 of a floor to the bottom filling district 4 below the non-woven geotextile 5 of landfill district toe 6, landfill district 4 is covered, prevent rainwater 7 in the process dirty along landfill district 4, penetrate in landfill district 4 and mix with sewage 8, cause that rainwater 7 and sewage 8 collaborate, thus causing the problem that sewage load is big;
Being provided with service sleeve in the metalling 3 in landfill district 4, be provided with in service sleeve being provided with internal diameter is 200mmHDPE sewage collecting floral tube 10, plays the effect of support on the one hand for sewage collecting floral tube 10, and sewage collecting floral tube 10 need not bear the pressure from metalling 3;On the other hand, the setting of service sleeve, for preventing microorganism in metalling 3, antibacterial and sewage 8 from sewage collecting floral tube 10 causing corrosion, improves the service life of sewage collecting floral tube 10, and then the service life of raising total system, reduce the cost selecting sewage collecting floral tube 10; Without percolate guide french drain, when filling district 4 and building, just being put into by service sleeve, reduce system Construction cost, it is not necessary to periodic maintenance, reduce cost of labor, be not subjected to the impact of the factor such as landform, physical features, replicability is good.
Soil pipe includes sewage collecting floral tube 10 and internal diameter is 200mmHDPE sewage discharge guiding pipe 12, sewage collecting floral tube 10 connects with sewage discharge guiding pipe 12, sewage collecting floral tube 10 position is parallel or is higher than sewage discharge guiding pipe 12, under not needing powered attendant-controlled wheelchairs situation, sewage can flow in sewage discharge guiding pipe 12 smoothly from sewage collecting floral tube 10, economizes on resources, and saves cost, operating cost is low, convenient management, sewage discharge guiding pipe 12 is connected with sewage disposal device, and sewage 8 is further processed, bottom landfill district 4, position height is be more than or equal to position height bottom subregion dam 14, this is easier to realize, landfill district 4 is due to the landfill of rubbish, generally it is mountain valley-type, and subregion dam 14 is arranged on the part that the bottom filling district 4 of mountain valley-type shape extends, be easily achieved landfill district 4 bottom position height be more than or equal to height this condition in position bottom subregion dam 14, this is beneficial to being widely popularized of this system, additionally, the effect supporting sewage discharge guiding pipe 12 and rainwater collection collector 13 is mainly played in the effect on subregion dam 14, if using other shafts erection sewage discharge guiding pipe 12 and rainwater collection collector 13, to be difficult to keep out the interference of vile weather such as typhoon, use what subregion dam 14 then can be very reliable to keep out the impact that vile weather brings, additionally, the dam body on subregion dam 14 adopts rubble to pile up, its construction cost is low, it is easier to realize, do not need periodic maintenance, convenient management.
Sewage discharge guiding pipe 12 is positioned at subregion dam 14, being additionally provided with internal diameter in subregion dam 14 is 150mmPVC rainwater collection collector 13, it is provided with service sleeve in subregion dam 14, sewage discharge guiding pipe 12 and rainwater collection collector 13 it is respectively equipped with in corresponding service sleeve, service sleeve plays the effect of support, sewage discharge guiding pipe 12 and rainwater collection collector 13 need not bear the pressure on subregion dam 14, reduce the alternative costs of sewage discharge guiding pipe 12 and rainwater collection collector 13, thus reducing the cost of system.
In subregion dam 14, rainwater collection collector 13 is arranged under sewage discharge guiding pipe 12, the bottom on subregion dam 14, so as the rainwater gathered in the slit between emptying landfill district 4 and subregion dam 14 to greatest extent, from without making soil engineering composite drainage network 2, double; two matte film I1 and double; two matte film II11 all be immersed in rainwater, above-mentioned three will not be caused corrosiveness by rainwater, extends their service life, and then extends the service life of total system.
And the both ends open of rainwater collection collector 13 and sewage discharge guiding pipe 12 both passes through subregion dam 14, rainwater 7 flows into from the entrance of rainwater collection collector 13, flow out from the outlet of rainwater collection collector 13, the exit of rainwater collection collector 13 is provided with water Indexs measure device, when water Indexs measure device detects that rainwater 7 is not up to standard, the outlet of rainwater collection collector 13 is connected with device for treating rain water, rainwater 7 is further processed, when water Indexs measure device detects that rainwater 7 is up to standard, rainwater 7 directly discharges, realize intelligent automatic control, it is not necessary to manually participate in, reduce operating cost.
After the garbage loading embeading in buring layer 41 in landfill district 4 is good, double; two matte film II11 and soil engineering composite drainage network 2 tiling are to landfill toe 6 place of district, and are pressed in below non-woven geotextile 5, and non-woven geotextile 5 welds with double; two matte film II11;
Soil engineering composite drainage network 2 welds with the soil engineering composite drainage network 2 being wrapped in metalling 3, double; two matte film I1 weld with double; two matte film II11, and above-mentioned welding position is pad 9, after welding, landfill district 4 is formed and seals entirety, really plays the interflow of isolation sewage 8 and rainwater 7 completely;
Double; two matte film I1 and soil engineering composite drainage network 2 that the bottom in landfill district 4 is sequentially provided with from top to bottom all tile to the bottom on subregion dam 14, it is prevented that the generation of fortuitous event, are not etched for soil protection and pollute.
The using method of the rain dirt shunting flow guide system of a kind of valley type landfill, the steps include:
A, landfill district 4 downstream build subregion dam 14;
When B, night and rainy day, for the landfill district 4 not filled, the landfill district 4 filled and the landfill district 4 filled up domatic on be respectively provided with a floor non-woven geotextile 5; When night, the rubbish of landfill can produce stink, non-woven geotextile 5 can completely cut off stink, when the rainy day, prevent from rainwater 7 from falling into inside, landfill district 4 to collaborate with rainwater 7, cause sewage 8 treating capacity big, save cost of sewage disposal, it is not only able to process the problem at landfill district 4 rainwater 7 and sewage 8 interflow not filled, and the problem having filled district 4 rainwater 7 with sewage 8 interflow can be processed;
When C, fine day, open the non-woven geotextile 5 in the landfill district 4 filled, carry out landfill operation; Although having carried out sewage 8 and the shunting of rainwater 7, but normal landfill work will not be had any impact.
When D, rainy day, rainwater 7 flows through the non-woven geotextile 5 in landfill district 4, double; two matte film II11 and soil engineering composite drainage network 2, collects in the slit between landfill district 4 and subregion dam 14;
Rainwater in E, the slit being collected between landfill district 4 and subregion dam 14 flows in rainwater collection collector 13, and the rainwater in rainwater collection collector 13 flows into device for treating rain water, or directly discharges; When water Indexs measure device detects that rainwater 7 is not up to standard, the outlet of rainwater collection collector 13 is connected with device for treating rain water, and rainwater 7 is further processed, and when water Indexs measure device detects that rainwater 7 is up to standard, rainwater 7 directly discharges.
The sewage produced in buring layer 41 in F, landfill district 4 is flowed in metalling 3, and the sewage 8 in metalling 3 collected by sewage collecting floral tube 10;
G, sewage 8 flow in sewage discharge guiding pipe 12 from sewage collecting floral tube 10, and the sewage 8 in sewage discharge guiding pipe 12 flows in sewage disposal device, and sewage 8 is processed.
This system is under the premise ensureing landfill yard normal running (operation) conditions, make full use of landfill yard pre-existing topography and geologic structure, reasonable construction subregion dam 14, pipeline is (such as sewage collecting floral tube 10, sewage discharge guiding pipe 12 and rainwater collection collector 13) and cover layer (such as double, two matte film I1, non-woven geotextile 5, double, two matte film II11 and soil engineering composite drainage network 2), so as to common cooperation constitutes a perfect obstruction for rainwater 7 and percolate (i.e. sewage 8), guide and exhaust system, it is finally reached minimizing percolate yield, alleviate the load of percolate treatment plant, reduce the construction of landfill yard and the purpose of operating cost.
Embodiment 2
As shown in Figure 1, subregion dam 14 is set up in the downstream of landfill district 4 toe, the internal diameter of sewage collecting floral tube 10 is 150mm, material is HDPE, landfill district 4 in sewage collecting floral tube 10 and with subregion dam 14 parallel laid, cut being laid on the suprabasil high density polyethylene (HDPE) soil engineering composite drainage network 2 in landfill district 4, cut along direction, landfill operation district, and be welded to each other at incision and new high density polyethylene (HDPE) soil engineering composite drainage network 2, form entirety, it is ensured that downstream, whole landfill district all can be covered by soil engineering composite drainage network 2.Double, two matte film I (1) of 2.5mm thickness HDPE immediately below otch is welded to each other with the double, two matte film II11 of 1.5mm thickness HDPE, and it is routed to landfill toe 6 place of district, sewage collecting floral tube 10 is wrapped in soil engineering composite drainage network 2, and be that 150mmHDPE sewage discharge guiding pipe 12 is connected with each other at downstream, subregion dam 4 and internal diameter, thus, it is laid on landfill toe 6 place of district by the double, two matte film II11 of the high density polyethylene (HDPE) soil engineering composite drainage network 2 newly welded and 1.5mm thickness HDPE, both the rainwater 7 that can stop landfill downstream, district 4 enters the purpose of sewage collecting floral tube 10 by metalling 3, the percolate in sewage collecting floral tube 10 and sewage 8 it is possible to prevent again to be leaked to landfill downstream, district 4. wherein, double, two matte film I (1) are the double, two matte film of 2.5mm thickness HDPE, double, two matte film II11 are the double, two matte film of 1.5mm thickness HDPE, because double, two matte film I (1) are laid on the bottom in landfill district 4, require that the use time is long, so adopting the double, two matte film of 2.5mm thickness HDPE to increase service life, prevent leachate contamination soil simultaneously, and double, two matte film II11 is wrapped in the outside of metalling 3 in landfill district 4, for completely cutting off rainwater 7 and sewage 8, so adopting the double, two matte film of 1.5mm thickness HDPE.
Namely fill the rainwater 7 in district 4 in order to reduce landfill operation district further, when rainy day or night, cover non-woven geotextile 5 in landfill operation district, so that landfill operation district is sealed to an entirety. Rainwater 7 flow to rainwater collection collector 13 along the double; two matte film of non-woven geotextile 5 and HDPE, thus being gone out by the whole whole water conservancy diversion of rainwater dropping to landfill operation district. Additionally, owing to the superiors of landfill operation district are the new rubbish of landfill on daytime, a large amount of foul gas can be produced to night, ambient air environmental effect is very big, so landfill operation district being covered non-woven geotextile 5 at night, be possible not only to prevention night precipitate rainwater 7 penetrate into landfill district 4 in, it is also possible to reach deodorization purpose. By day during landfill, remove non-woven geotextile 5, fill new rubbish, as rainy in run into, re-use non-woven geotextile 5 and cover landfill operation district in time, thus decreasing rainwater 7 on to greatest extent to enter sewage collecting pipeline 13, other parts are with embodiment 1.
Embodiment 3
As shown in Figure 3, the main effect of the double; two matte film of HDPE is to prevent leakage of leachate, but it is expensive, when satisfied use function, it is possible to reduce the double; two matte film of HDPE makes consumption, eliminates the use of the double; two matte film of 1.5mm thickness HDPE in the present embodiment, namely double; two matte film II11 is eliminated, only welding soil engineering composite drainage network 2 in incision, and suitably strengthen the thickness of soil engineering composite drainage network 2, other parts are with embodiment 2.
Embodiment 4
As in figure 2 it is shown, for the landfill yard of area of heavy rainfull, it is necessary to increase the quantity of rainwater collection collector 13, it is possible in subregion dam 14, bury some rainwater collection collectors 13 underground, increase row's rainfall, it is prevented that the immersion that row's rain causes not in time, other parts are with embodiment 1 or 3.
Additionally, this system only needs to arrange sewage collecting floral tube 10, sewage discharge guiding pipe 12 and rainwater collection collector 13, required for the pipeline buried underground few, the laying of pipeline need not be taken into consideration foundation slope problem, have only to the relative position height relationships considering between them, rainwater 7 or sewage 8 can be collected, the problem restriction of the gradient will not be subject to, thus also without manual amendment's gradient, simplify construction processing step, cost is low, and various internal diameter of the pipeline can according to on-site actual situations adjustment, it is ensured that sewage and rainwater can be completely exhausted out.
Schematically the present invention and embodiment thereof being described above, this description does not have restricted, and shown in accompanying drawing is also one of embodiments of the present invention, and actual structure is not limited thereto.So, if those of ordinary skill in the art is enlightened by it, when without departing from the invention objective, design the frame mode similar to this technical scheme and embodiment without creationary, protection scope of the present invention all should be belonged to.
Claims (9)
1. the rain dirt shunting flow guide system of a valley type landfill, it includes subregion dam (14), soil pipe and rainwater collection collector (13), it is characterized in that, also include soil engineering composite drainage network (2) and non-woven geotextile (5), wherein, the domatic top layer to landfill toe (6) place of district of landfill district (4) is provided with a floor non-woven geotextile (5), it is provided with double, two matte film II (11) of a floor below to the bottom of landfill district (4) from the non-woven geotextile (5) of landfill district's toe (6), it is provided with sewage collecting floral tube (10) in landfill district (4), soil pipe includes sewage collecting floral tube (10) and sewage discharge guiding pipe (12), sewage collecting floral tube (10) connects with sewage discharge guiding pipe (12), sewage discharge guiding pipe (12) is positioned at subregion dam (14), subregion dam (14) is additionally provided with rainwater collection collector (13).
2. the rain dirt shunting flow guide system of a kind of valley type landfill according to claim 1, it is characterized in that, double, two matte film I (1) it is sequentially provided with from top to bottom in landfill district (4), soil engineering composite drainage network (2), metalling (3), buring layer (41) and non-woven geotextile (5), wherein, soil engineering composite drainage network (2) is wrapped in metalling (3) from the bottom of landfill district (4) and extends to the lower section of landfill district's toe (6), the outside of soil engineering composite drainage network (2) is provided with one layer of double, two matte film II (11), double, two matte film II (11) extend to the lower section of landfill district's toe (6) from double, two matte film I (1) of landfill district (4) bottom.
3. the rain dirt shunting flow guide system of a kind of valley type landfill according to claim 1, it is characterized in that, sewage collecting floral tube (10) is arranged in the metalling (3) of landfill district (4), and sewage collecting floral tube (10) position is parallel or is higher than sewage discharge guiding pipe (12).
4. the rain dirt shunting flow guide system of a kind of valley type landfill according to claim 1, it is characterized in that, in subregion dam (14), rainwater collection collector (13) is arranged under sewage discharge guiding pipe (12), and the both ends open of rainwater collection collector (13) and sewage discharge guiding pipe (12) both passes through subregion dam (14).
5. the rain dirt shunting flow guide system of a kind of valley type landfill according to claim 2, it is characterised in that the metalling (3) of landfill district (4) is interior, subregion dam is equipped with service sleeve in (14).
6. the rain dirt shunting flow guide system of a kind of valley type landfill according to claim 4, it is characterized in that, the exit of the rainwater collection collector (13) in subregion dam (14) is provided with water Indexs measure device, the outlet of rainwater collection collector (13) is connected with device for treating rain water or directly discharges, and sewage discharge guiding pipe (12) is connected with sewage disposal device.
7. the rain dirt shunting flow guide system of a kind of valley type landfill according to claim 2, it is characterized in that, after the garbage loading embeading in buring layer (41) in landfill district (4) is good, double; two matte film II (11) and soil engineering composite drainage network (2) tiling are to landfill toe (6) place of district, and it being pressed in non-woven geotextile (5) below, non-woven geotextile (5) is welded into sealing entirety with double; two matte film II (11);
Soil engineering composite drainage network (2) welds with the soil engineering composite drainage network (2) being wrapped in metalling (3), and double; two matte film I (1) are welded with double; two matte film II (11).
8. the rain dirt shunting flow guide system of a kind of valley type landfill according to claim 1, it is characterised in that position, landfill district (4) bottom height is be more than or equal to position, subregion dam (14) bottom height.
9. the rain dirt shunting flow guide system of a kind of valley type landfill according to claim 2, it is characterized in that, double; two matte film I (1) and soil engineering composite drainage network (2) that the bottom of landfill district (4) is sequentially provided with from top to bottom on average spread the bottom to subregion dam (14).
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105464191A (en) * | 2015-12-30 | 2016-04-06 | 环境保护部南京环境科学研究所 | Rain sewage diverting and guiding system of valley-type waste landfill and using method thereof |
| CN107366251A (en) * | 2017-06-27 | 2017-11-21 | 上海市政工程设计研究总院（集团）有限公司 | A kind of construction method of sludge lagoon place original position Ecosystem restoration system |
| CN109047267A (en) * | 2018-09-27 | 2018-12-21 | 苏州金螳螂园林绿化景观有限公司 | Degeneration system is polluted in refuse landfill |
| CN109372079A (en) * | 2018-11-21 | 2019-02-22 | 天津建昌环保股份有限公司 | One kind operation refuse landfill transformation rain sewage diversion system and its remodeling method |
| CN110000182A (en) * | 2018-09-28 | 2019-07-12 | 北京固废处理有限公司 | A kind of garbage loading embeading technique of regular Sanitary Landfill |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105464191A (en) * | 2015-12-30 | 2016-04-06 | 环境保护部南京环境科学研究所 | Rain sewage diverting and guiding system of valley-type waste landfill and using method thereof |
| CN107366251A (en) * | 2017-06-27 | 2017-11-21 | 上海市政工程设计研究总院（集团）有限公司 | A kind of construction method of sludge lagoon place original position Ecosystem restoration system |
| CN109047267A (en) * | 2018-09-27 | 2018-12-21 | 苏州金螳螂园林绿化景观有限公司 | Degeneration system is polluted in refuse landfill |
| CN110000182A (en) * | 2018-09-28 | 2019-07-12 | 北京固废处理有限公司 | A kind of garbage loading embeading technique of regular Sanitary Landfill |
| CN109372079A (en) * | 2018-11-21 | 2019-02-22 | 天津建昌环保股份有限公司 | One kind operation refuse landfill transformation rain sewage diversion system and its remodeling method |
| CN109372079B (en) * | 2018-11-21 | 2024-04-02 | 天津建昌环保股份有限公司 | Rain and sewage diversion system for transformation of produced refuse landfill and transformation method thereof |
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