CN212198944U - Treatment device for urban domestic garbage leachate - Google Patents
Treatment device for urban domestic garbage leachate Download PDFInfo
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- CN212198944U CN212198944U CN202020655794.6U CN202020655794U CN212198944U CN 212198944 U CN212198944 U CN 212198944U CN 202020655794 U CN202020655794 U CN 202020655794U CN 212198944 U CN212198944 U CN 212198944U
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Abstract
The utility model provides a treatment device for urban domestic garbage leachate, which comprises a water collecting tank, a first sedimentation tank, a hydrolysis acidification tank, a UASB reactor, a second sedimentation tank and a buffer tank, wherein one side of the water collecting tank is provided with a peristaltic pump, the other end of the peristaltic pump is connected with one end of the first sedimentation tank, the other side of the first sedimentation tank is provided with a first lifting pump, one end of the first lifting pump is connected with one end of the hydrolysis acidification tank, the other end of the hydrolysis acidification tank is provided with a second lifting pump, one end of the second lifting pump is connected with one side of the UASB reactor, the other side of the UASB reactor is fixedly connected with a pipeline, one end of the pipeline is connected with one side of the second sedimentation tank, the other side of the second sedimentation tank is connected with the buffer tank through a pipeline, a water pump is arranged in the buffer tank, a water outlet of the water pump is connected with a hose, the hose is communicated to the outside of the buffer pool. The utility model discloses it is rational in infrastructure, have easy operation, the advantage of raising the efficiency.
Description
Technical Field
The utility model relates to a domestic waste handles technical field, concretely relates to city domestic waste filtration liquid's processing apparatus.
Background
The municipal refuse in China has less combustible substances and low heat value, and the refuse landfill technology is mature, has low requirement on refuse components and low cost, so the municipal refuse is a main mode for treating municipal domestic refuse in China; the leachate contains a large amount of soluble organic matters generated by microbial decomposition of organic garbage and pathogenic microorganisms in the garbage, and simultaneously, the leachate is acidic, so that metals, metal oxides and the like in the garbage can be dissolved, and the leachate also contains heavy metals with various types and high concentration; typical landfill leachate is black brown, has high chroma and is accompanied by malodor, contains high-concentration organic matters, ammonia nitrogen and metal inorganic salts, and has complex water quality.
At present, the treatment effect of common landfill leachate is not ideal, for example, aerobic treatment and anaerobic treatment cannot well reach the discharge standard, and resource waste is caused.
In view of the above problems, a new solution is yet to be proposed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a processing apparatus of city domestic waste filtration liquid to solve common landfill leachate's treatment effect and not ideal, can not reach the problem of the standard of emission well, have easy operation, advantage that degree of automation is high.
The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a processing apparatus of city domestic waste filtration liquid, includes catch basin, first sedimentation tank, hydrolysis-acidification pool, UASB reactor, second sedimentation tank and buffer pool, one side of catch basin is provided with the peristaltic pump, the one end of first sedimentation tank is connected to the other end of peristaltic pump, be provided with filter equipment in the first sedimentation tank, filter equipment includes filter screen and moving mechanism, moving mechanism can follow vertical direction and move, the opposite side of first sedimentation tank is provided with elevator pump I, the one end of elevator pump I is connected with the one end of hydrolysis-acidification pool, be provided with the filler in the hydrolysis-acidification pool, the other end of hydrolysis-acidification pool is provided with elevator pump II, the one end of elevator pump II is connected with one side of UASB reactor, the opposite side fixedly connected with pipeline of UASB reactor, the one end of pipeline is connected with one side of second sedimentation tank, the other side of the second sedimentation tank is connected with a buffer tank through a pipeline, a water pump is arranged in the buffer tank, a water outlet of the water pump is connected with a hose, and the hose is communicated to the outside of the buffer tank.
Preferably, the moving mechanism comprises positioning blocks, threaded rods, motors, limiting grooves, a collecting tank, a slag discharging port and sealing plugs, two sets of limiting grooves are arranged at opposite side corners of the first sedimentation tank respectively, each set of limiting grooves are provided with one positioning block respectively, each set of limiting grooves are provided with one threaded rod respectively, each threaded rod is in threaded connection with each positioning block respectively, four filter screens are fixedly arranged between the positioning blocks, each filter screen is fixedly connected with one motor below the threaded rods, the collecting tank is arranged on the inner bottom surface of the first sedimentation tank, the slag discharging port penetrating through the first sedimentation tank is arranged below the collecting tank, and the sealing plugs are arranged in the slag discharging port.
Adopt above-mentioned technical scheme, the motor drives the threaded rod and rotates for the locating piece descends, fixes the filter screen on the locating piece in the decline, can take the impurity in the filtration liquid to the collecting vat, and the filtration liquid on filter screen upper strata this moment has just obtained preliminary filtration, can carry out process on next step, and remaining filter residue is then through row's cinder notch discharge treatment.
Preferably, the filler in the hydrolysis acidification tank is hydroformylation fiber or polyester fiber material.
By adopting the technical scheme, the filler can provide favorable conditions for the growth of the hydrolytic acidification bacteria and remove COD in the percolate.
Preferably, a vertical filter plate is fixedly arranged in the second sedimentation tank, and a gap is reserved between the filter plate and the bottom of the second sedimentation tank.
By adopting the technical scheme, after the leachate is treated by the UASB reactor and is introduced into the second sedimentation tank, a small amount of residual impurities can be precipitated at the bottom of the second sedimentation tank.
Preferably, the water pump in the buffer pool is arranged in the middle of the side wall.
By adopting the technical scheme, the treated percolate finally enters the buffer tank and can be finally precipitated once in the buffer tank.
Preferably, a fine filter screen is arranged at a pipeline port communicated with the buffer tank in the second sedimentation tank.
By adopting the technical scheme, when water is prevented from flowing too much, impurities at the bottom are flushed into the buffer pool.
Drawings
FIG. 1 is a schematic configuration diagram of an embodiment;
FIG. 2 is a schematic sectional view showing a first sedimentation tank;
fig. 3 is a sectional view showing the second settling tank and the buffer tank.
Reference numerals: 1. a water collecting tank; 2. a first sedimentation tank; 3. a hydrolysis acidification pool; 4. a UASB reactor; 5. a second sedimentation tank; 6. a buffer pool; 7. a peristaltic pump; 8. a filter screen; 9. a first lifting pump; 10. a second lifting pump; 11. a water pump; 12. a hose; 13. positioning blocks; 14. a threaded rod; 15. a motor; 16. a limiting groove; 17. collecting tank; 18. a slag discharge port; 19. a sealing plug; 20. a filter plate; 21. and (4) fine filtering nets.
Detailed Description
The following is only the preferred embodiment of the present invention, the protection scope is not limited to this embodiment, and all technical solutions belonging to the idea of the present invention should belong to the protection scope of the present invention. It should also be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and such modifications and decorations should also be regarded as the protection scope of the present invention.
As shown in fig. 1 to 3, a treatment device for municipal solid waste leachate comprises a water collecting tank 1, a first sedimentation tank 2, a hydrolysis acidification tank 3, a UASB reactor 4, a second sedimentation tank 5 and a buffer tank 6, wherein a peristaltic pump 7 is arranged on one side of the water collecting tank 1, and the other end of the peristaltic pump 7 is connected with one end of the first sedimentation tank 2.
A filtering device is arranged in the first sedimentation tank 2 and comprises a filter screen 8 and a moving mechanism, and the moving mechanism can move along the vertical direction.
Moving mechanism includes locating piece 13, threaded rod 14, motor 15, the spacing groove 16, the collecting vat 17, arrange cinder notch 18 and sealing plug 19, the offside corner of first sedimentation tank 2 is provided with two sets of spacing grooves 16 respectively, it does not is provided with a locating piece 13 to equally divide in every group spacing groove 16, it does not be provided with a threaded rod 14 to equally divide in every group spacing groove, every threaded rod 14 respectively with every locating piece 13 threaded connection, the fixed filter screen 8 that is provided with between four locating pieces 13, motor 15 of the equal fixedly connected with in every threaded rod 14 below, the collecting vat 17 has been seted up to the inside bottom surface of first sedimentation tank 2, arrange cinder notch 18 that runs through first sedimentation tank 2 is seted up to collecting vat 17 below, be provided with 19 in arranging cinder notch 18.
The other side of the first sedimentation tank 2 is provided with a first lift pump 9, one end of the first lift pump 9 is connected with one end of the hydrolysis acidification tank 3, a filler is arranged in the hydrolysis acidification tank 3, the filler in the hydrolysis acidification tank 3 is a hydroformylation fiber or polyester material, and the filler can provide favorable conditions for the growth of hydrolysis acidification bacteria and remove COD in the percolate.
The other end of hydrolytic acidification pond 3 is provided with elevator pump two 10, the one end of elevator pump two 10 is connected with one side of UASB reactor 4, the opposite side fixedly connected with pipeline of UASB reactor 4, the one end of pipeline is connected with one side of second sedimentation tank 5, second sedimentation tank 5 internal fixation is provided with vertical filter 20, leave the space between the bottom of filter 20 and second sedimentation tank 5, filtration liquid is through UASB reactor 4 processing back, when letting in the second sedimentation tank 5, remaining a small amount of impurity can precipitate in the bottom of second sedimentation tank 5.
Furthermore, in order to prevent the water from flowing too much, the impurities at the bottom can be flushed into the buffer pool 6, and the pipeline opening communicated with the buffer pool 6 in the second sedimentation tank 5 is provided with a fine filter screen 21.
The other side of the second sedimentation tank 5 is connected with a buffer tank 6 through a pipeline, a water pump 11 is arranged in the buffer tank 6, the water pump 11 in the buffer tank 6 is arranged in the middle of the side wall, and the treated percolate finally enters the buffer tank 6 and can be finally settled in the buffer tank 6 once.
The water outlet of the water pump 11 is connected with a hose 12, and the hose 12 is communicated with the outside of the buffer pool 6.
Claims (6)
1. The utility model provides a treatment device for municipal solid waste leachate, includes catch basin (1), first sedimentation tank (2), hydrolysis-acidification pool (3), UASB reactor (4), second sedimentation tank (5) and buffer pool (6), its characterized in that, one side of catch basin (1) is provided with peristaltic pump (7), the one end of first sedimentation tank (2) is connected to the other end of peristaltic pump (7), be provided with filter equipment in first sedimentation tank (2), filter equipment includes filter screen (8) and moving mechanism, moving mechanism can move along vertical direction, the opposite side of first sedimentation tank (2) is provided with elevator pump (9), the one end of elevator pump (9) is connected with the one end of hydrolysis-acidification pool (3), be provided with the filler in hydrolysis-acidification pool (3), the other end of hydrolysis-acidification pool (3) is provided with elevator pump two (10), the one end of elevator pump two (10) is connected with one side of UASB reactor (4), the opposite side fixedly connected with pipeline of UASB reactor (4), the one end of pipeline is connected with one side of second sedimentation tank (5), the opposite side of second sedimentation tank (5) has buffer pool (6) through the pipe connection, be provided with water pump (11) in buffer pool (6), the delivery port of water pump (11) is connected with hose (12), hose (12) lead to outside buffer pool (6).
2. The municipal solid waste leachate treatment device according to claim 1, wherein the moving mechanism comprises a positioning block (13), a threaded rod (14), a motor (15), a limiting groove (16), a collecting groove (17), a slag discharge port (18) and a sealing plug (19), two sets of limiting grooves (16) are respectively arranged at opposite corners of the first sedimentation tank (2), a positioning block (13) is respectively arranged in each set of limiting grooves (16), a threaded rod (14) is respectively arranged in each set of limiting grooves (16), each threaded rod (14) is respectively in threaded connection with each positioning block (13), a filter screen (8) is fixedly arranged between four positioning blocks (13), a motor (15) is fixedly connected below each threaded rod (14), the collecting groove (17) is formed in the inner bottom surface of the first sedimentation tank (2), a slag discharge port (18) penetrating through the first sedimentation tank (2) is formed below the collecting tank (17), and a sealing plug (19) is arranged in the slag discharge port (18).
3. The municipal solid waste leachate treatment plant according to claim 2, wherein the filler in the hydrolysis acidification tank (3) is a hydroformylation fiber or a polyester material.
4. The municipal solid waste leachate treatment plant according to claim 3, wherein a vertical filter plate (20) is fixed in the second settling tank (5), and a gap is left between the filter plate (20) and the bottom of the second settling tank (5).
5. The municipal solid waste leachate treatment plant according to claim 4, wherein the water pump (11) in the buffer tank (6) is placed in the middle of the side wall.
6. The municipal solid waste leachate treatment apparatus according to claim 5, wherein the pipe opening of the second settling tank (5) communicating with the buffer tank (6) is provided with a fine screen (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020655794.6U CN212198944U (en) | 2020-04-26 | 2020-04-26 | Treatment device for urban domestic garbage leachate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020655794.6U CN212198944U (en) | 2020-04-26 | 2020-04-26 | Treatment device for urban domestic garbage leachate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212198944U true CN212198944U (en) | 2020-12-22 |
Family
ID=73827373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020655794.6U Active CN212198944U (en) | 2020-04-26 | 2020-04-26 | Treatment device for urban domestic garbage leachate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212198944U (en) |
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2020
- 2020-04-26 CN CN202020655794.6U patent/CN212198944U/en active Active
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