CN202692079U - Leachate back-spraying system device of household garbage incineration power station - Google Patents
Leachate back-spraying system device of household garbage incineration power station Download PDFInfo
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- CN202692079U CN202692079U CN 201220359817 CN201220359817U CN202692079U CN 202692079 U CN202692079 U CN 202692079U CN 201220359817 CN201220359817 CN 201220359817 CN 201220359817 U CN201220359817 U CN 201220359817U CN 202692079 U CN202692079 U CN 202692079U
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- drop liquid
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Abstract
The utility model relates to a leachate back-spraying system device of a household garbage incineration power station, and belongs to the technical field of environmental protection treatment. The leachate back-spraying system device consists of a leachate collection device and a leachate treatment device and is characterized in that leachate generated by a garbage pit is sprayed back an incineration furnace so as to realize a purpose of treating the leachate by avoiding to utilize an expensive biological treatment method; and simultaneously, the generation of nitric oxide in the incineration furnace is inhibited and the temperature of the incineration furnace is reduced.
Description
Technical field
The utility model belongs to environmental protection treatment technical field, particularly MSW Incineration Plant and oozes drop liquid and return the spray system and device.
Background technology
Domestic Waste Leachate is the high concentrated organic wastewater of the complicated component that produces in the stacking process in the hole of rubbish.Oozing drop liquid characteristic has:
(1) organic pollutant category is many: ooze and contain more organic hydrocarbon and derivative, carboxylic acids, pure phenols, keto-aldehyde class and phenol amine etc. in the drop liquid.
(2) the organic contamination substrate concentration is high: ooze COD in the drop liquid and BOD concentration up to several ten thousand mg/L.
(3) ion concentration is many: contain 10 many kinds of metal ions in the garbage leachate, generally ooze in the drop liquid content of beary metal very low.
(4) ammonia-nitrogen content is high: the ammonia nitrogen concentration that oozes in the drop liquid can be up to more than the 2000mg/L.
Because the water quality characteristics of the above-mentioned complexity of garbage leachate, and the house refuse characteristic is unstable, therefore ooze drop liquid water quality and the water yield at the scene under many-sided factor affecting fluctuation very large.If the conventional treatment modes such as therefore simple employing " biological treatment ", " biochemical treatment/materialization processing+film separation ", in processing procedure, easily the biological treatment structures are caused certain impact, so that processing procedure fluctuation of service, disposal cost is expensive, it is best that treatment effect can not keep constantly, produces in processing procedure simultaneously and may produce secondary pollution.
Summary of the invention
The purpose of this utility model provides cover treatment effect better, a lower-cost MSW Incineration Plant and oozes drop liquid and go back to the spray system.
The technical scheme that realizes above-mentioned purpose is: MSW Incineration Plant oozes drop liquid and returns the spray system and device, it is characterized in that: comprise leachate collecting equipment and leachate treatment equipment; Described leachate collecting equipment comprises dump pit grid, leachate collecting pond and oozes drop liquid foul smell air-introduced machine, described dump pit grid is arranged on the dump pit bottom, described leachate collecting pond places the below of dump pit, be used for to collect from the dump pit grid of dump pit bottom ooze out come ooze drop liquid, the described drop liquid foul smell air-introduced machine input that oozes links to each other with the leachate collecting pond, and the output that oozes drop liquid foul smell air-introduced machine is connected with the top of dump pit; Leachate treatment equipment comprises and oozes drop liquid delivery pump, ooze drop liquid biochemical treatment system, ooze the drop liquid filter, ooze drop liquid and return the spray pump, ooze the drop liquid pool, ooze drop liquid jet pump, ooze the drop nozzle for liquid, compressed air line and cleaning compressed air line, the described drop liquid delivery pump that oozes places in the leachate collecting pond, and with ooze drop liquid biochemical treatment system and be connected, described ooze drop liquid return the spray pump place in the leachate collecting pond, oozing drop liquid returns the spray delivery side of pump and oozes the drop liquid filter and be connected, the input that oozes the drop liquid filter also is connected with recycling water pipe, be provided with recycling water control valve at recycling water pipe, ooze the drop liquid filter and have two outputs, an output that oozes the drop liquid filter links to each other with dump pit, another output that oozes the drop liquid filter with ooze the drop liquid pool and link to each other, the described input that oozes drop liquid jet pump with ooze the drop liquid pool and link to each other, oozing drop liquid sprays delivery side of pump and oozes the drop nozzle for liquid and link to each other, described oozing also is connected with technique compressed air line and cleaning compressed air line on the drop nozzle for liquid, described technique is oozed in the drop nozzle for liquid insertion incinerator in order to driving with compressed air line, and described cleaning is used for cleaning oozing the drop nozzle for liquid with compressed air line.
The utility model returns the spirt incinerator by the drop liquid that oozes that dump pit is produced, and reaches to exempt to adopt expensive biological treatment to process the purpose of oozing drop liquid, reaches simultaneously the effect that suppresses to produce nitrogen oxide in the incinerator and reduce incineration temperature.
Description of drawings
Fig. 1 is structural representation of the present utility model.
The specific embodiment
As shown in Figure 1, the utility model comprises leachate collecting equipment 1 and leachate treatment equipment 2.
Leachate collecting equipment 1 comprises dump pit grid 3, leachate collecting pond 4 and oozes drop liquid foul smell air-introduced machine 5; Dump pit grid 3 is arranged on dump pit 6 bottoms, described leachate collecting pond 4 places the below of dump pit 6, be used for to collect from the dump pit grid 3 of dump pit 6 bottoms ooze out come ooze drop liquid, oozing drop liquid foul smell air-introduced machine 5 inputs links to each other with leachate collecting pond 4, the output that oozes drop liquid foul smell air-introduced machine 5 is connected with the top of dump pit 6, the toxic gas that will ooze the generation of drop liquid by oozing drop liquid foul smell air-introduced machine 5 is discharged into the top of dump pit 6, when guaranteeing that operating personnel enter leachate collecting pond 4, there are enough oxygen concentrations the inside.
Leachate treatment equipment 2 comprise ooze drop liquid delivery pump 7, ooze drop liquid biochemical treatment system 8, ooze drop liquid filter 9, ooze that drop liquid returns spray pump 10, oozes drop liquid pool 11, oozes drop liquid jet pump 12, oozes drop nozzle for liquid 13, recycling water water pipe 16, recycling water control valve 17, technique is with compressed air line 14 and clean with compressed air line 15.
Oozing drop liquid delivery pump 7 places in the leachate collecting pond 4, and with ooze drop liquid biochemical treatment system 8 and be connected, when oozing drop liquid too much or incinerator 18 temperature do not reach back spray when requiring, the drop liquid that oozes that leachate collecting pond 4 is interior is transported to and oozes drop liquid biochemical treatment apparatus 8 by oozing drop liquid delivery pump 7.
Ooze drop liquid return the spray pump 10 place in the leachate collecting pond 4, ooze output that drop liquid returns spray pump 10 and ooze drop liquid filter 9 and be connected, remove mud and the scum silica frost that oozes in the drop liquid by the filter screen that oozes the drop liquid filter, the input that oozes drop liquid filter 9 also is connected with recycling water pipe 16, be provided with recycling water control valve 17 at recycling water pipe 16, the quantity not sufficient of oozing drop liquid after filtering is when spraying into incinerator 18, open recycling water control valve 17, by recycling water pipe 16 supply recirculated waters.
Ooze drop liquid filter 9 and have two outputs, an output that oozes drop liquid filter 9 links to each other with dump pit 6, when system breaks down, can will ooze drop liquid and fail back and put dump pit 6 by oozing drop liquid filter 9, another output that oozes drop liquid filter 9 with ooze drop liquid pool 11 and link to each other, the input that oozes drop liquid jet pump 12 with ooze drop liquid pool 11 and link to each other, the output that oozes drop liquid jet pump 12 with ooze drop nozzle for liquid 13 and link to each other, described oozing also is connected with technique compressed air line 14 and cleaning compressed air line 15 on the drop nozzle for liquid 13, technique is oozed in the drop nozzle for liquid 13 insertion incinerators 18 in order to driving with compressed air line 14, cleans with compressed air line 15 to be used for cleaning oozing drop nozzle for liquid 13.
Claims (1)
1. MSW Incineration Plant oozes drop liquid and returns the spray system and device, it is characterized in that: comprise leachate collecting equipment and leachate treatment equipment; Described leachate collecting equipment comprises dump pit grid, leachate collecting pond and oozes drop liquid foul smell air-introduced machine, described dump pit grid is arranged on the dump pit bottom, described leachate collecting pond places the below of dump pit, be used for to collect from the dump pit grid of dump pit bottom ooze out come ooze drop liquid, the described drop liquid foul smell air-introduced machine input that oozes links to each other with the leachate collecting pond, and the output that oozes drop liquid foul smell air-introduced machine is connected with the top of dump pit; Leachate treatment equipment comprises and oozes drop liquid delivery pump, ooze drop liquid biochemical treatment system, ooze the drop liquid filter, ooze drop liquid and return the spray pump, ooze the drop liquid pool, ooze drop liquid jet pump, ooze the drop nozzle for liquid, compressed air line and cleaning compressed air line, the described drop liquid delivery pump that oozes places in the leachate collecting pond, and with ooze drop liquid biochemical treatment system and be connected, described ooze drop liquid return the spray pump place in the leachate collecting pond, oozing drop liquid returns the spray delivery side of pump and oozes the drop liquid filter and be connected, the input that oozes the drop liquid filter also is connected with recycling water pipe, be provided with recycling water control valve at recycling water pipe, ooze the drop liquid filter and have two outputs, an output that oozes the drop liquid filter links to each other with dump pit, another output that oozes the drop liquid filter with ooze the drop liquid pool and link to each other, the described input that oozes drop liquid jet pump with ooze the drop liquid pool and link to each other, oozing drop liquid sprays delivery side of pump and oozes the drop nozzle for liquid and link to each other, described oozing also is connected with technique compressed air line and cleaning compressed air line on the drop nozzle for liquid, described technique is oozed in the drop nozzle for liquid insertion incinerator in order to driving with compressed air line, and described cleaning is used for cleaning oozing the drop nozzle for liquid with compressed air line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220359817 CN202692079U (en) | 2012-07-24 | 2012-07-24 | Leachate back-spraying system device of household garbage incineration power station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220359817 CN202692079U (en) | 2012-07-24 | 2012-07-24 | Leachate back-spraying system device of household garbage incineration power station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202692079U true CN202692079U (en) | 2013-01-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220359817 Expired - Lifetime CN202692079U (en) | 2012-07-24 | 2012-07-24 | Leachate back-spraying system device of household garbage incineration power station |
Country Status (1)
| Country | Link |
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| CN (1) | CN202692079U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104501170A (en) * | 2014-11-25 | 2015-04-08 | 桑德环境资源股份有限公司 | Method and system of increasing temperature of garbage piles in leachate sewer of garbage power plant in winter |
| CN105731564A (en) * | 2016-04-27 | 2016-07-06 | 永清环保股份有限公司 | Guiding and draining anti-blocking system for leachate of waste pond in waste incineration plant |
| CN107702108A (en) * | 2017-10-17 | 2018-02-16 | 北京高安屯垃圾焚烧有限公司 | Garbage burning boiler returns the method that spray garbage leachate reduces NOx emission |
| CN109092040A (en) * | 2018-10-09 | 2018-12-28 | 北京高安屯垃圾焚烧有限公司 | The method that garbage burning boiler Leachate site returns spray system and reduces NOx content |
| CN112146101A (en) * | 2020-09-27 | 2020-12-29 | 广东通德电力工程有限公司 | Be used for rubbish power plant concentrate to spout furnace device again |
-
2012
- 2012-07-24 CN CN 201220359817 patent/CN202692079U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104501170A (en) * | 2014-11-25 | 2015-04-08 | 桑德环境资源股份有限公司 | Method and system of increasing temperature of garbage piles in leachate sewer of garbage power plant in winter |
| CN105731564A (en) * | 2016-04-27 | 2016-07-06 | 永清环保股份有限公司 | Guiding and draining anti-blocking system for leachate of waste pond in waste incineration plant |
| CN107702108A (en) * | 2017-10-17 | 2018-02-16 | 北京高安屯垃圾焚烧有限公司 | Garbage burning boiler returns the method that spray garbage leachate reduces NOx emission |
| CN109092040A (en) * | 2018-10-09 | 2018-12-28 | 北京高安屯垃圾焚烧有限公司 | The method that garbage burning boiler Leachate site returns spray system and reduces NOx content |
| CN112146101A (en) * | 2020-09-27 | 2020-12-29 | 广东通德电力工程有限公司 | Be used for rubbish power plant concentrate to spout furnace device again |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 226600 the Yellow Sea Avenue, Haian, Jiangsu province (West), No. 268, No. Patentee after: JIANGSU TIANYING ENVIRONMENTAL PROTECTION ENERGY Co.,Ltd. Address before: 226600 the Yellow Sea Avenue, Haian, Jiangsu province (West), No. 268, No. Patentee before: JIANGSU T.Y. ENVIRONMENTAL ENERGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190813 Address after: 226600 No. 28 Daxin Road, Haian High-tech Park, Nantong City, Jiangsu Province Patentee after: HAIAN TIANYING ENVIRONMENTAL PROTECTION ENERGY CO.,LTD. Address before: 226600 the Yellow Sea Avenue, Haian, Jiangsu province (West), No. 268, No. Patentee before: JIANGSU TIANYING ENVIRONMENTAL PROTECTION ENERGY Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130123 |