CN203346230U - Landfill leachate treatment device - Google Patents
Landfill leachate treatment device Download PDFInfo
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- CN203346230U CN203346230U CN 201320389007 CN201320389007U CN203346230U CN 203346230 U CN203346230 U CN 203346230U CN 201320389007 CN201320389007 CN 201320389007 CN 201320389007 U CN201320389007 U CN 201320389007U CN 203346230 U CN203346230 U CN 203346230U
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Abstract
The utility model provides a landfill leachate treatment device which comprises a multilevel biochemical treatment unit for performing microbial decomposition purification on a leachate and an adsorption treatment unit arranged at the downstream part of the multi-level biochemical treatment unit and used for performing physical-chemical adsorption on the leachate subjected to decomposition purification, wherein the multilevel biochemical treatment unit is connected with the adsorption treatment unit. According to the device provided by the utility model, the COD (Chemical Oxygen Demand), BOD (Biochemical Oxygen Demand), ammonia nitrogen, TN and TP (Total Protein) in the leachate are decomposed by multiple microorganisms in the multilevel biochemical treatment unit, wherein organic pollutants in the leachate are effectively degraded through the anaerobic, facultative, nitrification, denitrification, phosphorus release and phosphorus adsorption effects of the microorganisms; then the adsorption treatment unit performs physical-chemical adsorption on the heavy metals and phosphorus in the leachate so as to thoroughly clear the pollutants in the leachate; moreover, the device is simple in structure, low in manufacturing cost, simple to operate and convenient to popularize.
Description
Technical field
The utility model belongs to field of environment engineering technology, relates to a kind of Sewage treatment systems, specifically refers to a kind of easy garbage leachate treatment device, is particularly useful for the processing of percolate from garbage filling field.
Background technology
Along with socioeconomic development, the increase of city quantity, urban population and the raising of living standards of the people, the output of domestic waste increases sharply, and making domestic waste pollute becomes a very severe society, environmental problem.The common treatment process of municipal wastes comprises sanitary landfill, burning and compost resource utilization.Wherein, sanitary landfill, because transport management is convenient, low, the easy-operating characteristics of handling, becomes the major way of refuse treatment gradually.But sanitary landfill method also Shortcomings in the practice process, for example, this method, when processing domestic waste, can produce a large amount of complicated components, Pollutant levels are high, change of water quality is large secondary pollutant---percolate.Percolate is mainly from following three aspects: natural precipitation and runoff in landfill yard; The water that rubbish self contains; The water produced due to the anaerobic digestion of microorganism after garbage loading embeading.Wherein, the precipitation in landfill yard is major portion.Percolate is a kind of high concentrated organic wastewater of complicated component, has BOD5 and COD concentration is high, metal content is high, water quality and quantity changes greatly, the content of ammonia nitrogen is higher, the characteristics such as microbial nutrition element ratio imbalance.These lasting for a long time percolates that flow out can be produced greatly and pollute the surrounding environment water body if do not processed, and especially the polluted underground water source, endanger people ' s health, and the processing of percolate has become key subjects in the urgent need to address in Urbanization in China.
At present, those skilled in the art adopt the mode of biochemical-physical-RO film to be processed percolate more.What this mode was emphasized is to purify to reclaim but not processing, be mainly utilize the RO film by free of contamination moisture in percolate from out for reclaim using, but processing procedure mesophytization treatment effect is not good, organism in percolate is also not processed, on the contrary through the RO membrane filtration, be condensed into the concentrated solution that organic content is higher and recharged to landfill yard, cause more serious pollution.In addition, also there is the manufacturing process complexity in the mode of biochemical-physical-RO film, equipment is various, high in cost of production is not enough.
In view of more than, research and develop a kind of easy garbage leachate treatment device, solve percolate from garbage filling field and pollute, extremely urgent.
The utility model content
The purpose of this utility model is to overcome weak point of the prior art, and a kind of easy garbage leachate treatment device is provided.
The purpose of this utility model is achieved through the following technical solutions:
A kind of garbage leachate treatment device, comprise for percolate being carried out to the multi-stage biochemical processing unit of microorganism decomposing, purifying, and be arranged on multi-stage biochemical processing unit downstream and for the percolate to after decomposing, purifying carry out materialization absorption the adsorption treatment unit, described multi-stage biochemical processing unit is connected with the adsorption treatment unit.
In such scheme, utilize the multiple-microorganism in the multi-stage biochemical processing unit to decompose COD, BOD, ammonia nitrogen, TN and the TP in percolate, wherein through microbiological anaerobic, the oxygen of holding concurrently, nitrated, denitrification, release phosphorus and inhale phosphorus effect, the percolate organic pollutant of effectively degrading; Then, the adsorption treatment unit is to the in addition materialization absorption of the heavy metal in percolate and phosphorus, thereby removes the pollutent in percolate.
Described multi-stage biochemical processing unit comprises a plurality of biochemistry pools that are connected, and the contriver, through studying discovery for a long period of time, when the diafiltration original liquid concentration increases, suitably increases the number of biochemistry pool, can improve detergent power.
Be provided with biological nest in described biochemistry pool, for microorganism is provided, decompose, purify the place of percolate organic pollutant, be provided with the biological nest fillers that multiple-microorganism colony is arranged for cultivating domestication in described biological nest.
In order to improve the detergent power of multi-stage biochemical processing unit, the microbial population on described biological nest fillers comprises a plurality of kinds, different according to effect, and microbial population comprises anerobe, double oxygen bacterium, nitrifier, denitrifying bacteria, releases the phosphorus bacterium and inhales the phosphorus bacterium.The contriver is according to the difference of Pollutant levels in diafiltration stoste, targetedly the various microorganisms in environment are carried out to screening and separating and breeding, obtain the high-efficiency strain that degradation capability is strong, and will play the not high-efficiency strain of same-action and implant respectively in the biological nest fillers of different biochemistry pools, make the stronger to organic degraded specific aim of microbial population, and can be in order, efficiently carry out.
Biological nest fillers of the present utility model is saddle-shape plastic cement filler, adopts this biological nest fillers to increase the utilized area of filler, thereby has increased the kind of micropopulation, and the Pollutant Treatment scope is wide, and processing power is strong.
Concrete, the patent No. that the structure of saddle-shape plastic cement filler can propose on August 10th, 2007 with reference to the inventor is the patent document that ZL200720032486.2, patent name are " saddle ball type biological nest body filler ".
In order to build the environment of aerobic microbiological colony existence, in described biochemistry pool, be provided with air feeder.
Concrete, described air feeder comprises on blast main and blast main a plurality of aeration heads that connect.The contriver is in conjunction with common practise, and the anaerobic type micropopulation concentrates on the inside of biological nest, and aerobic type micropopulation concentrates on the position near the biological nest surface, innovatively aeration head is arranged on to the outside of biological nest.
Described adsorption treatment unit at least comprises adsorption tank, in described adsorption tank, is provided with adsorption medium.
Described adsorption treatment unit also comprises a sterilization pool, and described sterilization pool is positioned at the downstream of adsorption tank, and is connected with adsorption tank.For effective sterilization, remove germ and the excrement colibacillus group of percolate, be filled with ozone in described sterilization pool.Ozonization has following characteristics: reaction is fast, the throwing amount is few; Adaptable, in pH5.6～9.8,0～37 ℃ of scope of water temperature, the ozonization stable performance; Non-secondary pollution; Can improve physics and the organoleptic property of water, decolouring is arranged and go to smell the effect of de-tasting.
The utility model has the following advantages and beneficial effect compared to existing technology:
(1) the utility model utilizes multiple-microorganism in the multi-stage biochemical processing unit percolate organic pollutant of effectively degrading; utilize the adsorption treatment unit to the in addition materialization absorption of the heavy metal in percolate and phosphorus; thereby the pollutent in the removing percolate, and simple structure;
(2) the utility model is by arranging a plurality of biochemistry pools that are connected, and according to the difference of leachate contamination substrate concentration, the corresponding number of adjusting biochemistry pool, and implanted the not microbial population of same-action at each biochemistry pool, make the stronger to organic degraded specific aim of microbial population, and can be in order, efficiently carry out;
(3) the utility model adopts saddle-shape plastic cement filler as biological nest fillers, adopts this biological nest fillers to increase the utilized area of filler, thereby has increased the kind of micropopulation, and the Pollutant Treatment scope is wide, and processing power is strong;
(4) in order to build the environment of aerobic microbiological colony existence, the utility model is provided with air feeder in biochemistry pool, and the aeration head of air feeder is positioned at the outside of biological thing nest, has built the environment of micropopulation bulk-growth, improves the degradation capability of microorganism;
(5) the utility model also is provided with the ozonization pond, has realized the effective sterilization to percolate.
(6) garbage leachate treatment device that the utility model provides, input cost is low, and operates simple and easyly, is convenient to promote.
The accompanying drawing explanation
Fig. 1 is the utility model garbage leachate treatment device structural principle schematic diagram.
Label declaration in Fig. 1: 1 is diafiltration stoste; 2 is biological tank; 3 is biological nest fillers; 4 is aeration head; 5 is liquid level; 6 is blast main; 7 is adsorption tank; 8 is adsorption medium; 9 is sterilization pool; 10 is ozone; 11 is the percolate after processing; 12 is the multi-stage biochemical processing unit; 13 is the adsorption treatment unit; 14 is biological nest.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but the embodiment that the utility model is created is not limited to this.
As shown in Figure 1, a kind of garbage leachate treatment device that the utility model provides, comprise for percolate being carried out to the multi-stage biochemical processing unit 12 of microorganism decomposing, purifying, and be arranged on multi-stage biochemical processing unit 12 downstreams and for the percolate to after decomposing, purifying carry out materialization absorption adsorption treatment unit 13, multi-stage biochemical processing unit 12 is connected with adsorption treatment unit 13.
Concrete, multi-stage biochemical processing unit 12 comprises clipped biochemistry pool 2 in a plurality of biochemistry pool 2(figure that are connected), be provided with two biological nests 14 in each biochemistry pool 2, be provided with aeration head 4 between two biological nests 14, aeration head 4 is connected on air fed blast main 6, be provided with biological nest fillers 3(saddle-shape plastic cement filler in biological nest 14), take biological nest fillers 3 as carrier, cultivating domestication has multiple-microorganism colony, microbial population to comprise anerobe, double oxygen bacterium, nitrifier, denitrifying bacteria, release the phosphorus bacterium and inhale the phosphorus bacterium.
Concrete, adsorption treatment unit 13 comprises adsorption tank 7 and is positioned at adsorption tank 7 downstreams, and the sterilization pool 9 be connected with adsorption tank 7, is provided with adsorption medium 8 in adsorption tank 7, has been filled with ozone 10 in sterilization pool 9.
The workflow of garbage leachate treatment device of the present utility model is specific as follows:
At first, the diafiltration stoste 1 of high density is added in biochemistry pool 2 by biological nest 14, microbial population is with the attached surface of covering at saddle-shape biological nest fillers 3 of microbial film mode, form biological membranous layer, the symbiosis of inhomogeneous micropopulation one, pull open microorganism and decompose chain, the organism in diafiltration stoste is decomposed;
Secondly, the microbial population that microbial film is grown in film is ceaselessly dug a hole continuously, makes the film porous more that becomes, and percolate is through the film surface until the suitable degree of depth, and it penetrates the hydraulic load that limit depends on thickness and filter tank;
Then, diafiltration stoste 1 is through the degraded of the micropopulation in biochemistry pool 2, flow to next biological tank 2, continuous degraded through a plurality of biological tanks 2, remove the organism in diafiltration stoste 1, in order to make percolate a plurality of biological tanks 2 of flowing through successively, the design of successively decreasing gradually of the height of the liquid level 5 in biological tank 2;
Moreover, in addition materialization absorption of the percolate after 7 pairs of multi-stage biochemical processing units of adsorption tank 12 are processed, Adsorption of Heavy Metals and phosphorus;
Finally, sterilization pool 9 utilizes 10 pairs of percolates of ozone to carry out sterilization, then discharges the percolate 11 after formation processing.
The above embodiment has only expressed embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, not breaking away under prerequisite of the present utility model, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (8)
1. a garbage leachate treatment device, it is characterized in that: comprise for percolate being carried out to the multi-stage biochemical processing unit of microorganism decomposing, purifying, and be arranged on multi-stage biochemical processing unit downstream and for the percolate to after decomposing, purifying carry out materialization absorption the adsorption treatment unit, described multi-stage biochemical processing unit is connected with the adsorption treatment unit.
2. garbage leachate treatment device according to claim 1, it is characterized in that: described multi-stage biochemical processing unit comprises a plurality of biochemistry pools that are connected, be provided with biological nest in described biochemistry pool, be provided with the biological nest fillers that multiple-microorganism colony is arranged for cultivating domestication in described biological nest.
3. garbage leachate treatment device according to claim 2, it is characterized in that: described biological nest fillers is saddle-shape plastic cement filler.
4. garbage leachate treatment device according to claim 2, is characterized in that: in described biochemistry pool, be provided with air feeder.
5. garbage leachate treatment device according to claim 4, it is characterized in that: described air feeder comprises on blast main and blast main a plurality of aeration heads that connect, and described aeration head is positioned at the outside of biological nest.
6. garbage leachate treatment device according to claim 1, it is characterized in that: described adsorption treatment unit at least comprises adsorption tank, in described adsorption tank, is provided with adsorption medium.
7. garbage leachate treatment device according to claim 6, it is characterized in that: described adsorption treatment unit also comprises a sterilization pool, and described sterilization pool is positioned at the downstream of adsorption tank, and is connected with adsorption tank,
8. garbage leachate treatment device according to claim 7, is characterized in that: in described sterilization pool, be filled with ozone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320389007 CN203346230U (en) | 2013-06-29 | 2013-06-29 | Landfill leachate treatment device |
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| CN 201320389007 CN203346230U (en) | 2013-06-29 | 2013-06-29 | Landfill leachate treatment device |
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| CN203346230U true CN203346230U (en) | 2013-12-18 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103319047A (en) * | 2013-06-29 | 2013-09-25 | 惠州市众惠环保工程有限公司 | Landfill leachate treatment system |
| ES2565000A1 (en) * | 2014-09-26 | 2016-03-30 | Mancar Tecnologías Sl | Process and system of leachate mineralization (Machine-translation by Google Translate, not legally binding) |
| CN105502858A (en) * | 2016-02-25 | 2016-04-20 | 倪海霞 | Method for treating industrial wastewater with oil and heavy metal |
| CN105502844A (en) * | 2016-01-21 | 2016-04-20 | 李宇花 | Advanced treatment method for removing mineral oil in industrial waste water |
| CN105541037A (en) * | 2016-01-21 | 2016-05-04 | 李宇花 | Advanced treatment system for removing mineral oil from industrial wastewater |
| CN105585224A (en) * | 2016-03-04 | 2016-05-18 | 温州泓呈祥科技有限公司 | Treatment system for removing heavy metals in industrial wastewater |
| CN105600867A (en) * | 2016-03-04 | 2016-05-25 | 温州泓呈祥科技有限公司 | Treatment method for removing heavy metal in industrial wastewater |
| CN105731727A (en) * | 2016-02-25 | 2016-07-06 | 倪海霞 | System for treating heavy metal industrial wastewater containing oil |
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2013
- 2013-06-29 CN CN 201320389007 patent/CN203346230U/en not_active Expired - Fee Related
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103319047A (en) * | 2013-06-29 | 2013-09-25 | 惠州市众惠环保工程有限公司 | Landfill leachate treatment system |
| ES2565000A1 (en) * | 2014-09-26 | 2016-03-30 | Mancar Tecnologías Sl | Process and system of leachate mineralization (Machine-translation by Google Translate, not legally binding) |
| CN107459220B (en) * | 2016-01-21 | 2018-06-26 | 张哲夫 | A kind of processing system for removing waste water mineral oil in fluid |
| CN105502844A (en) * | 2016-01-21 | 2016-04-20 | 李宇花 | Advanced treatment method for removing mineral oil in industrial waste water |
| CN105541037A (en) * | 2016-01-21 | 2016-05-04 | 李宇花 | Advanced treatment system for removing mineral oil from industrial wastewater |
| CN107522362B (en) * | 2016-01-21 | 2018-06-19 | 山水环境科技股份有限公司 | A kind of deep treatment method for removing waste water mineral oil in fluid |
| CN107522362A (en) * | 2016-01-21 | 2017-12-29 | 李宇花 | A kind of deep treatment method for removing waste water mineral oil in fluid |
| CN107459220A (en) * | 2016-01-21 | 2017-12-12 | 李宇花 | A kind of processing system for removing waste water mineral oil in fluid |
| CN107381969A (en) * | 2016-02-25 | 2017-11-24 | 倪海霞 | A kind of processing system of heavy metal industrial effluent |
| CN107298514A (en) * | 2016-02-25 | 2017-10-27 | 倪海霞 | A kind of processing method of industrial oil-containing heavy metal wastewater thereby |
| CN105731727B (en) * | 2016-02-25 | 2017-11-03 | 倪海霞 | A kind of processing system of oil-containing heavy metal industrial effluent |
| CN107352706A (en) * | 2016-02-25 | 2017-11-17 | 倪海霞 | A kind of processing system of the heavy metal industrial effluent of oil-containing |
| CN107381949A (en) * | 2016-02-25 | 2017-11-24 | 倪海霞 | A kind of processing method of oil-containing heavy metal wastewater thereby |
| CN105731727A (en) * | 2016-02-25 | 2016-07-06 | 倪海霞 | System for treating heavy metal industrial wastewater containing oil |
| CN107381969B (en) * | 2016-02-25 | 2018-06-01 | 山水环境科技股份有限公司 | A kind of processing system of heavy metal industrial effluent |
| CN105502858A (en) * | 2016-02-25 | 2016-04-20 | 倪海霞 | Method for treating industrial wastewater with oil and heavy metal |
| CN105600867B (en) * | 2016-03-04 | 2017-05-10 | 广州华科环保工程有限公司 | Treatment method for removing heavy metal in industrial wastewater |
| CN105600867A (en) * | 2016-03-04 | 2016-05-25 | 温州泓呈祥科技有限公司 | Treatment method for removing heavy metal in industrial wastewater |
| CN105585224A (en) * | 2016-03-04 | 2016-05-18 | 温州泓呈祥科技有限公司 | Treatment system for removing heavy metals in industrial wastewater |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 516006 Guangdong province Huizhou City Zhongkai high tech Zone Huifeng east two Road No. 16 building B room 505 Patentee after: HUIZHOU ZHONGHUI PRO-ENVIRONMENT ENGINEERING CO., LTD. Address before: 516006 Guangdong city of Huizhou province Huizhou City Zhongkai high tech Zone weatherite east two Road No. 16 building B room 505 Patentee before: Huizhou Zhonghui Environmental Protection Engineering Co., Ltd. |
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| CP03 | Change of name, title or address | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131218 Termination date: 20200629 |
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| CF01 | Termination of patent right due to non-payment of annual fee |