CN114849311B - Rapid landfill leachate treatment method with pretreatment structure - Google Patents
Rapid landfill leachate treatment method with pretreatment structure Download PDFInfo
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- CN114849311B CN114849311B CN202210575818.0A CN202210575818A CN114849311B CN 114849311 B CN114849311 B CN 114849311B CN 202210575818 A CN202210575818 A CN 202210575818A CN 114849311 B CN114849311 B CN 114849311B
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- 239000000149 chemical water pollutant Substances 0.000 title claims abstract description 48
- 238000000034 method Methods 0.000 title claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 30
- 238000000746 purification Methods 0.000 claims abstract description 16
- 239000002245 particle Substances 0.000 claims abstract description 15
- 238000001914 filtration Methods 0.000 claims abstract description 12
- 238000004140 cleaning Methods 0.000 claims abstract description 9
- 239000010865 sewage Substances 0.000 claims abstract description 5
- 230000005540 biological transmission Effects 0.000 claims description 23
- 238000007789 sealing Methods 0.000 claims description 13
- 229910052782 aluminium Inorganic materials 0.000 claims description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 9
- 238000007790 scraping Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 3
- 238000003672 processing method Methods 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims description 2
- 239000012535 impurity Substances 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 3
- 239000002351 wastewater Substances 0.000 description 3
- 239000003344 environmental pollutant Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
Abstract
The invention discloses a rapid treatment method for landfill leachate with a pretreatment structure, which is characterized in that the rapid treatment method is carried out by utilizing the landfill leachate with the pretreatment structure, the device comprises a frame and a pretreatment tank, the pretreatment tank is arranged at the top end of the frame, an on-off valve is arranged at the bottom end of the pretreatment tank, a crushing box is arranged at the bottom end of the on-off valve, a sewage storage box is arranged in the frame below the crushing box, a purification tank is arranged outside the frame, a water inlet pipe is arranged at the top end of the pretreatment tank, a ring-shaped filter screen is arranged in the pretreatment tank, and a water outlet pipe is arranged on the outer wall of the pretreatment tank. The invention not only realizes the automatic filtration and crushing of the large-particle dirt by the rapid landfill leachate treatment device and avoids the problem that the residual landfill impurity in the landfill leachate affects the smoothness of the subsequent treatment, but also improves the convenience of the rapid landfill leachate treatment device in cleaning and maintenance.
Description
Technical Field
The invention relates to the technical field of rapid landfill leachate treatment devices, in particular to a rapid landfill leachate treatment method with a pretreatment structure.
Background
With the gradual enhancement of ecological environment protection in China, the treatment process of the leachate of the household garbage landfill is continuously improved and perfected, the landfill leachate has serious pollution, the recycling of the landfill leachate has considerable economic value and social benefit, according to the characteristics of the household garbage leachate in China, a certain treatment technology is adopted only, the wastewater discharge standard cannot be met, therefore, the effective treatment of the leachate of the household garbage landfill is realized by adopting a combined treatment process, the landfill leachate is wastewater generated by garbage, the wastewater is formed by various factors, rainfall or snowfall can cause a large amount of water to be dispersed on the ground surface, and part of rainfall is collected in the landfill, so that a large amount of landfill leachate is generated.
The utility model discloses a pretreatment device of landfill leachate, which belongs to the technical field of landfill leachate treatment, as disclosed in an authorized bulletin number CN 215161164U. The invention provides a pretreatment device of landfill leachate, which comprises a pretreatment reactor: a stirrer is arranged in the pretreatment reactor, and blades of the stirrer are positioned at the middle lower part of the pretreatment reactor; the middle upper part of the side wall of the pretreatment reactor is provided with a slag overflow port; the lower part of the side wall of the pretreatment reactor is provided with a water outlet. Although the results of the embodiment show that after the pretreatment device provided by the invention is used for pretreating the landfill leachate, the average removal rates of effluent COD, ammonia nitrogen, chromaticity and heavy metals of the pretreated landfill leachate are 42.7%, 23.2%, 65.8% and 38.5%, respectively, so that good removal effects are achieved, the problem that the conventional rapid landfill leachate treatment device is inconvenient to automatically filter and crush large-particle pollutants when in use is solved, and the risk that the pipelines are blocked by the pollutants when the rapid landfill leachate treatment device is used is increased.
Disclosure of Invention
The invention aims to provide a rapid landfill leachate treatment method with a pretreatment structure, which aims to solve the problem that the rapid landfill leachate treatment device is inconvenient to automatically filter and crush large-particle dirt in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the quick treatment method of the landfill leachate with the pretreatment structure comprises the steps of utilizing the rapid treatment of the landfill leachate with the pretreatment structure to treat the landfill leachate, wherein the device comprises a frame and a pretreatment tank, the pretreatment tank is arranged at the top end of the frame, an on-off valve is arranged at the bottom end of the pretreatment tank, a crushing box is arranged at the bottom end of the on-off valve, a sewage storage box is arranged inside the frame below the crushing box, a purification tank is arranged outside the frame, a water inlet pipe is arranged at the top end of the pretreatment tank, a ring-shaped filter screen is arranged inside the pretreatment tank, a water outlet pipe is arranged on the outer wall of the pretreatment tank, one end of the water outlet pipe extends to the inside of the pretreatment tank, and the other end of the water outlet pipe extends to the inside of the purification tank;
the processing method comprises the following steps;
① Firstly, connecting external landfill leachate with a water inlet pipe, enabling the landfill leachate to enter the pretreatment tank, enabling large-particle substances to remain on the inner wall of the annular filter screen under the filtration of the annular filter screen, enabling the pretreated landfill leachate to enter the water outlet pipe, conveying the pretreated landfill leachate to the purification tank from the water outlet pipe, and filtering the landfill leachate again by the purification tank;
② Opening an on-off valve, enabling large particulate matters to fall into the crushing box, opening a second rotary driving piece, driving a transmission rod to rotate by the second rotary driving piece, and driving a crushing cutter to rotate by the transmission rod, wherein under the cooperation of an aluminum net rack, the crushing cutter crushes dirt, and the crushed dirt enters the inside of a dirt storage box;
③ Opening a first rotary driving piece, under the support of the pretreatment tank, driving a linkage rod to rotate by the first rotary driving piece, driving three groups of scrapers to rotate by the linkage rod, scraping the inner wall of the annular filter screen by the scrapers, scraping large particle dirt on the inner wall of the annular filter screen, and cleaning the dirt;
④ The handle is pulled, the handle drives the baffle to move, the baffle slides in the on-off valve, the sealing ring is connected with the baffle, the sealing ring plays a sealing role, the on-off valve is opened, dirt flows, and finally, quick treatment of landfill leachate is realized.
Preferably, the inside of the crushing box is provided with a transmission rod, one end of the transmission rod extends to the outside of the crushing box, the outer wall of the crushing box is provided with a second rotary driving piece, and the output end of the second rotary driving piece is connected with the transmission rod.
Preferably, the surface cover of transfer line is equipped with the crushing sword, the crushing case bottom of crushing sword below is equipped with aluminium system rack.
Preferably, a first rotary driving piece is arranged at the central position of the top end of the pretreatment tank, and a driving rod is arranged inside the pretreatment tank below the first rotary driving piece.
Preferably, three groups of scrapers are arranged on the outer wall of the driving rod, a linkage rod is arranged at the top end of the driving rod, and the top end of the linkage rod is connected with the first rotary driving piece.
Preferably, a baffle is arranged in the on-off valve, and the baffle is in sliding connection with the on-off valve.
Preferably, a sealing ring is arranged on the outer wall of the baffle, and a handle is arranged on one side of the baffle away from the on-off valve.
Compared with the prior art, the invention has the beneficial effects that:
(1) The rapid landfill leachate treatment device not only realizes the automatic filtration and crushing of large-particle dirt by the rapid landfill leachate treatment device, avoids the problem that the subsequent treatment smoothness is affected by residual landfill impurities in the landfill leachate, but also improves the convenience of cleaning and maintenance of the rapid landfill leachate treatment device;
(2) By opening the on-off valve, large-particle matters drop into the crushing box, the second rotary driving piece drives the transmission rod to rotate, the transmission rod drives the crushing cutter to rotate, under the cooperation of the aluminum net rack, the crushed dirt enters the inside of the dirt storage box for storage, so that the garbage leachate rapid treatment device automatically filters and crushes the large-particle dirt, and the problem that the residual garbage impurities in the garbage leachate affect the follow-up treatment smoothness is avoided;
(3) The first rotary driving piece drives the linkage rod to rotate, the linkage rod drives the driving rod to rotate, the driving rod drives the three groups of scrapers to rotate, and the scrapers scrape the inner wall of the annular filter screen to facilitate cleaning of dirt, so that the automatic scraping and cleaning of the filtered dirt by the rapid landfill leachate treatment device are realized, and the convenience of cleaning and maintaining of the rapid landfill leachate treatment device is improved;
(4) The handle drives the baffle to move, the baffle slides in the on-off valve to open the on-off valve, so that dirt can flow conveniently, the convenient on-off control of the rapid landfill leachate treatment device is realized, and the convenience of the rapid landfill leachate treatment device in use is improved.
Drawings
FIG. 1 is a schematic elevational view of the present invention;
FIG. 2 is a schematic view of a cross-sectional elevation of a screed according to the present invention;
FIG. 3 is a schematic top view of a circular filter screen according to the present invention;
FIG. 4 is a schematic top view of a baffle plate according to the present invention;
FIG. 5 is a schematic side view of a crushing cutter according to the present invention;
In the figure: 1. a frame; 2. a purification tank; 3. a water outlet pipe; 4. a water inlet pipe; 5. a pretreatment tank; 6. a ring-shaped filter screen; 7. a first rotary drive member; 8. a linkage rod; 9. a scraper; 10. a driving rod; 11. an on-off valve; 12. a crushing box; 13. a transmission rod; 14. a second rotary driving member; 15. a dirt storage tank; 16. a crushing knife; 17. aluminum net rack; 18. a baffle; 19. a seal ring; 20. a handle.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-5, an embodiment of the present invention is provided: the rapid treatment method of the landfill leachate with the pretreatment structure comprises the steps of utilizing rapid treatment of the landfill leachate with the pretreatment structure to carry out treatment, wherein the device comprises a frame 1 and a pretreatment tank 5;
The pretreatment tank 5 is arranged at the top end of the frame 1, the on-off valve 11 is arranged at the bottom end of the pretreatment tank 5, the crushing box 12 is arranged at the bottom end of the on-off valve 11, the sewage storage box 15 is arranged inside the frame 1 below the crushing box 12, the purification tank 2 is arranged outside the frame 1, the water inlet pipe 4 is arranged at the top end of the pretreatment tank 5, the annular filter screen 6 is arranged inside the pretreatment tank 5, the water outlet pipe 3 is arranged on the outer wall of the pretreatment tank 5, one end of the water outlet pipe 3 extends to the inside of the pretreatment tank 5, the other end of the water outlet pipe 3 extends to the inside of the purification tank 2, the transmission rod 13 is arranged inside the crushing box 12, one end of the transmission rod 13 extends to the outside of the crushing box 12, the second rotary driving piece 14 is arranged on the outer wall of the crushing box 12, the output end of the second rotary driving piece 14 is connected with the transmission rod 13, the crushing knife 16 is sleeved on the surface of the transmission rod 13, and the bottom end of the crushing box 12 below the crushing knife 16 is provided with the aluminum net rack 17;
When the garbage leachate treatment device is used, the garbage leachate is communicated with the water inlet pipe 4 through the outside, the garbage leachate enters the pretreatment tank 5, large-particle matters are left on the inner wall of the annular filter screen 6 under the filtration of the annular filter screen 6, the pretreated garbage leachate enters the water outlet pipe 3, the water outlet pipe 3 is conveyed to the inside of the purification tank 2, the purification tank 2 is used for filtering again, the on-off valve 11 is opened, the large-particle matters fall into the inside of the crushing tank 12, the second rotary driving piece 14 is opened, the second rotary driving piece 14 drives the transmission rod 13 to rotate, the transmission rod 13 drives the crushing cutter 16 to rotate, the crushed dirt enters the inside of the dirt storage tank 15 under the cooperation of the aluminum net rack 17, the problem that the residual garbage impurities in the garbage leachate influence the follow-up treatment smoothness is avoided by the automatic filtration and crushing of the crushed dirt after the crushed dirt enters the dirt storage tank 15 is realized;
The central position of the top end of the pretreatment tank 5 is provided with a first rotary driving piece 7, the first rotary driving piece 7 plays a role in power driving, a driving rod 10 is arranged in the pretreatment tank 5 below the first rotary driving piece 7, the driving rod 10 plays a role in power transmission, three groups of scraping plates 9 are arranged on the outer wall of the driving rod 10, the top end of the driving rod 10 is provided with a linkage rod 8, and the top end of the linkage rod 8 is connected with the first rotary driving piece 7;
When the garbage leachate rapid treatment device is used, the first rotary driving piece 7 is opened, under the support of the pretreatment tank 5, the first rotary driving piece 7 drives the linkage rod 8 to rotate, the linkage rod 8 drives the driving rod 10 to rotate, the driving rod 10 drives the three groups of scrapers 9 to rotate, the scrapers 9 scrape the inner wall of the annular filter screen 6 to scrape large particle dirt on the inner wall of the annular filter screen 6, so that dirt is convenient to clean, automatic scraping and cleaning of the filtered dirt by the garbage leachate rapid treatment device are realized, and convenience in cleaning and maintenance of the garbage leachate rapid treatment device is improved;
The inside of the on-off valve 11 is provided with a baffle 18, the baffle 18 is in sliding connection with the on-off valve 11, the outer wall of the baffle 18 is provided with a sealing ring 19, and one side of the baffle 18 far away from the on-off valve 11 is provided with a handle 20;
When the garbage leachate rapid treatment device is used, the handle 20 is pulled to drive the baffle 18 to move, the baffle 18 slides in the on-off valve 11 to open the on-off valve 11, dirt can flow conveniently, the sealing ring 19 is connected with the baffle 18, the sealing ring 19 plays a sealing role, the convenient on-off control of the garbage leachate rapid treatment device is realized, and the convenience of the garbage leachate rapid treatment device in use is improved.
When the embodiment of the application is used, the following steps are adopted: firstly, the garbage percolate is communicated with a water inlet pipe 4 through the outside, the garbage percolate enters the inside of a pretreatment tank 5, large-particle matters are left on the inner wall of the annular filter screen 6 under the filtration of the annular filter screen 6, the pretreated garbage percolate enters the inside of a water outlet pipe 3, the water outlet pipe 3 is conveyed to the inside of a purification tank 2, the purification tank 2 is used for filtering again, an on-off valve 11 is opened, the large-particle matters fall into the inside of a crushing box 12, a second rotary driving piece 14 is opened, a transmission rod 13 is driven to rotate by the second rotary driving piece 14, a crushing cutter 16 is driven to rotate by the transmission rod 13, under the cooperation of an aluminum net rack 17, the crushed matters are crushed by the crushing cutter 16, and the crushed matters enter the inside of a sewage storage box 15 for storage, then through opening first rotary driving piece 7, under the support of pretreatment tank 5, first rotary driving piece 7 drive linkage rod 8 rotates, linkage rod 8 drives actuating lever 10 and rotates, three group's scraper blade 9 rotations are driven to actuating lever 10, scrape the inner wall of annular filter screen 6 by scraper blade 9, scrape the large granule filth of annular filter screen 6 inner wall, make things convenient for the filth to clear up, rethread pulling handle 20, handle 20 drives baffle 18 and removes, baffle 18 slides in the inside of on-off valve 11, open on-off valve 11, make things convenient for the filth to flow, sealing washer 19 is connected together with baffle 18, sealing washer 19 plays sealed effect, accomplish the use work of rubbish filtration liquid quick processing apparatus.
Claims (1)
1. A rapid treatment method for landfill leachate with a pretreatment structure is characterized by comprising the following steps: the treatment method is characterized in that a garbage leachate rapid treatment device with a pretreatment structure is utilized for treatment, the device comprises a frame (1) and a pretreatment tank (5), the top end of the frame (1) is provided with the pretreatment tank (5), the bottom end of the pretreatment tank (5) is provided with an on-off valve (11), the bottom end of the on-off valve (11) is provided with a breaking box (12), a sewage storage box (15) is arranged in the frame (1) below the breaking box (12), the outside of the frame (1) is provided with a purification tank (2), the top end of the pretreatment tank (5) is provided with a water inlet pipe (4), the inside of the pretreatment tank (5) is provided with a circular filter screen (6), the outer wall of the pretreatment tank (5) is provided with a water outlet pipe (3), one end of the water outlet pipe (3) extends to the inside of the pretreatment tank (5), and the other end of the water outlet pipe (3) extends to the inside of the purification tank (2); a transmission rod (13) is arranged in the crushing box (12), one end of the transmission rod (13) extends to the outside of the crushing box (12), a second rotary driving piece (14) is arranged on the outer wall of the crushing box (12), and the output end of the second rotary driving piece (14) is connected with the transmission rod (13); the surface of the transmission rod (13) is sleeved with a crushing cutter (16), and the bottom end of a crushing box (12) below the crushing cutter (16) is provided with an aluminum net rack (17);
A first rotary driving piece (7) is arranged at the central position of the top end of the pretreatment tank (5), and a driving rod (10) is arranged inside the pretreatment tank (5) below the first rotary driving piece (7); three groups of scrapers (9) are arranged on the outer wall of the driving rod (10), a linkage rod (8) is arranged at the top end of the driving rod (10), and the top end of the linkage rod (8) is connected with a first rotary driving piece (7); a baffle (18) is arranged in the on-off valve (11), and the baffle (18) is in sliding connection with the on-off valve (11); a sealing ring (19) is arranged on the outer wall of the baffle (18), and a handle (20) is arranged on one side of the baffle (18) away from the on-off valve (11);
the processing method comprises the following steps;
① Firstly, connecting external landfill leachate with a water inlet pipe (4), enabling the landfill leachate to enter the pretreatment tank (5), filtering large-particle substances on the inner wall of the annular filter screen (6) under the condition of the annular filter screen (6), enabling the pretreated landfill leachate to enter the water outlet pipe (3), conveying the landfill leachate to the purification tank (2) from the water outlet pipe (3), and filtering the landfill leachate again by the purification tank (2);
② Opening an on-off valve (11), enabling large particulate matters to fall into a crushing box (12), opening a second rotary driving piece (14), enabling the second rotary driving piece (14) to drive a transmission rod (13) to rotate, enabling the transmission rod (13) to drive a crushing knife (16) to rotate, crushing dirt by the crushing knife (16) under the cooperation of an aluminum net rack (17), and enabling the crushed dirt to enter the inside of a dirt storage box (15);
③ Opening a first rotary driving piece (7), under the support of the pretreatment tank (5), driving a linkage rod (8) to rotate by the first rotary driving piece (7), driving a driving rod (10) to rotate by the linkage rod (8), driving three groups of scrapers (9) to rotate by the driving rod (10), scraping the inner wall of the annular filter screen (6) by the scrapers (9), scraping large particle dirt on the inner wall of the annular filter screen (6), and cleaning the dirt;
④ Pulling handle (20), handle (20) drive baffle (18) remove, and baffle (18) are in the inside slip of on-off valve (11), and sealing washer (19) are connected together with baffle (18), and sealing washer (19) play sealed effect, opens on-off valve (11), makes the filth flow, finally realizes landfill leachate rapid treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210575818.0A CN114849311B (en) | 2022-05-25 | Rapid landfill leachate treatment method with pretreatment structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210575818.0A CN114849311B (en) | 2022-05-25 | Rapid landfill leachate treatment method with pretreatment structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114849311A CN114849311A (en) | 2022-08-05 |
| CN114849311B true CN114849311B (en) | 2024-07-26 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209451431U (en) * | 2018-11-19 | 2019-10-01 | 浙江云沃汽车科技有限公司 | A kind of Special Automatic turnover device of garbage leachate |
| CN214808860U (en) * | 2021-01-18 | 2021-11-23 | 江苏省苏中建设集团股份有限公司 | Water circulation box for building construction |
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209451431U (en) * | 2018-11-19 | 2019-10-01 | 浙江云沃汽车科技有限公司 | A kind of Special Automatic turnover device of garbage leachate |
| CN214808860U (en) * | 2021-01-18 | 2021-11-23 | 江苏省苏中建设集团股份有限公司 | Water circulation box for building construction |
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