CN217489938U - Portable landfill leachate environmental protection processing apparatus - Google Patents
Portable landfill leachate environmental protection processing apparatus Download PDFInfo
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- CN217489938U CN217489938U CN202220354907.8U CN202220354907U CN217489938U CN 217489938 U CN217489938 U CN 217489938U CN 202220354907 U CN202220354907 U CN 202220354907U CN 217489938 U CN217489938 U CN 217489938U
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- Prior art keywords
- barrel
- filter element
- wall
- environmental protection
- landfill leachate
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000000149 chemical water pollutant Substances 0.000 title claims abstract description 17
- 230000007613 environmental effect Effects 0.000 title claims abstract description 13
- 238000012545 processing Methods 0.000 title claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 25
- 239000000706 filtrate Substances 0.000 claims abstract description 23
- 239000010865 sewage Substances 0.000 claims abstract description 9
- 239000004744 fabric Substances 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 6
- 238000001914 filtration Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 229910001385 heavy metal Inorganic materials 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000003181 biological factor Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- Filtration Of Liquid (AREA)
Abstract
The utility model belongs to the technical field of sewage treatment device, especially, relate to a portable landfill leachate environmental protection processing apparatus. The technology comprises a barrel and a filter element arranged in the barrel, wherein the top of the barrel is connected with a filtrate inlet, the water inlet direction of the filtrate inlet is the tangential direction along the inner wall of the barrel, and the bottom of the barrel is connected with a sewage outlet; the filter core is cylindrical, open at the filter core middle part has along the water hole of crossing of axial through, both ends laminate with barrel inner wall top and bottom respectively about the filter core, open the clear water export that has with the through-hole intercommunication barrel bottom. In the filtering process, the filter element entering the cylinder body spirally flows around the filter element, so that the outer wall of the filter element can be washed away, the service life of the filter element is prolonged, and the operation efficiency of the device is improved.
Description
Technical Field
The utility model belongs to the technical field of sewage treatment device, especially, relate to a portable landfill leachate environmental protection processing apparatus.
Background
The landfill leachate is high-concentration organic wastewater which is formed by deducting the saturated water holding capacity of garbage and a soil covering layer from water contained in the garbage in a garbage landfill, rain, snow and water entering the landfill and other water and passing through the garbage layer and the soil covering layer.
The treatment of landfill leachate has been a very difficult problem in environmental design, operation and management. The properties of the percolate vary over a considerable range, since many factors in the flow of the liquid may influence the properties of the percolate, including physical, chemical and biological factors. Generally, the pH value is between 4 and 9, the COD is in the range of 2000 to 62000mg/L, the BOD5 is from 60 to 45000mg/L, and the concentration of heavy metals is basically consistent with that of heavy metals in municipal sewage. Landfill leachate is high-concentration organic wastewater with complex components, and if the high-concentration organic wastewater is directly discharged into the environment without treatment, serious environmental pollution is caused. For the purpose of protecting the environment, it is essential to treat the leachate.
The existing landfill leachate is generally treated with urban sewage in a unified way after being collected, the method needs to collect and transport the leachate, the cost is high, and meanwhile, a chemical oxidation and ion exchange mode is mostly adopted during treatment, so that the method is high in cost, limited in treatment capacity of the leachate, easy to generate secondary pollution and very limited; the small-sized refuse landfill, the refuse incineration plant, the small-sized refuse treatment plant, the small and medium-sized refuse transfer station and other treatment plants are dispersed, so that the large-sized refuse leachate treatment plant is inconvenient to construct for centralized treatment of the refuse leachate, the treatment cost is overhigh, and great influence is caused on the treatment.
Therefore, various mobile treatment devices formed by vehicles appear on the market, can effectively treat the percolate, but can generate a large amount of precipitates after the percolate is treated, the conventional mobile treatment devices cannot obtain directly-discharged clear water by setting a plurality of sedimentation tanks due to limited volume, and usually adopt a filter to carry out filtration treatment, but the conventional filter cannot keep a normal filtration state for a long time and needs to be cleaned frequently, so that the working difficulty is improved, and the operation efficiency of the device is reduced.
SUMMERY OF THE UTILITY MODEL
According to the not enough among the above prior art, the utility model discloses the technical problem who solves is: the utility model provides a portable landfill leachate environmental protection processing apparatus can improve the operating time of filter core normal condition, reduces the work degree of difficulty, improves the operating efficiency of device.
The movable type garbage leachate environment-friendly treatment device comprises a barrel and a filter element arranged in the barrel, wherein the top of the barrel is connected with a filtrate inlet, the water inlet direction of the filtrate inlet is the tangential direction along the inner wall of the barrel, and the side wall of the bottom of the barrel is connected with a sewage discharge outlet;
the filter core is cylindrical, open at the filter core middle part has along the water hole of crossing of axial through, both ends laminate with barrel inner wall top and bottom respectively about the filter core, open the clear water export that has with the through-hole intercommunication barrel bottom.
Furthermore, the outer wall of the filter element is wrapped with filter cloth.
Furthermore, a supporting tube is arranged in the filter element, through holes are fully distributed in the tube wall of the supporting tube, and the outer wall of the supporting tube is attached to the wall of the water passing hole.
Further, the diameter of the bottom of the cylinder body is smaller than that of the top of the cylinder body.
Furthermore, the filter core is wrapped with the spiral plate outward, spiral plate outside limit and the inner wall connection of barrel, inboard limit and the laminating of filter core outer wall.
Further, the screw pitch of the lower end of the spiral plate is smaller than that of the upper end of the spiral plate.
Further, the top and the bottom of the cylinder body are provided with mounting holes for the filter element to pass through, the lower end of the supporting tube is provided with a lower cover plate, the top of the cylinder body is provided with an upper cover plate, and the upper cover plate and the lower cover plate are respectively attached to the top surface and the bottom surface of the filter element.
Compared with the prior art, the utility model discloses following beneficial effect has:
in the filtering process, the filter element entering the cylinder body spirally flows around the filter element, so that the outer wall of the filter element can be washed away, the service life of the filter element is prolonged, and the operation efficiency of the device is improved.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic cross-sectional view taken along line A-A in FIG. 1;
names of components in the drawings: 1. the device comprises an upper cover plate 2, a sealing gasket 3, a barrel 4, a sewage discharge outlet 5, a lower cover plate 6, a clear water outlet 7, a filtrate inlet 8, a support pipe 9, a filter element 10, filter cloth 11 and a spiral plate.
Detailed Description
The present invention is further described with reference to the following detailed description taken in conjunction with the accompanying drawings, which are not intended to limit the present invention, and any modifications, equivalents, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Example 1
The movable type environment-friendly landfill leachate treatment device comprises a barrel 3 and a filter element 9 arranged in the barrel 3, wherein the top of the barrel 3 is connected with a filtrate inlet 7, the water inlet direction of the filtrate inlet 7 is the tangential direction along the inner wall of the barrel 3, and the side wall of the bottom of the barrel 3 is connected with a sewage discharge outlet 4;
the filter element 9 is cylindrical, the middle part of the filter element 9 is provided with a water passing hole which penetrates along the axial direction, the upper end and the lower end of the filter element 9 are respectively attached to the top and the bottom of the inner wall of the barrel body 3, and the bottom of the barrel body 3 is provided with a clean water outlet 6 communicated with the through hole. Filtrate is introduced into the barrel 3 through a sedimentation tank or other collecting devices by a water pump and the like, the filtrate flows along the inner wall of the barrel 3, the filtrate flows downwards spirally under the action of gravity, one part of the filtrate flows to permeate the filter element 9 to enter a water through hole inside the filter element 9 and is discharged out of the barrel 3 through the clear water outlet 6, the other part of the filtrate flows downwards and is finally discharged out of the barrel 3 through the drain outlet 4, the drain outlet 4 can flow back into the collecting device through a pipeline, the filtrate continuously washes the outer wall of the filter element 9 in the flowing process around the filter element 9, the outer wall of the filter element 9 is not easily blocked by filter residue, meanwhile, the filtrate flows spirally, the filter element 9 is far away from the filter element 9 under the action of centrifugal force, the probability of blocking the outer wall of the filter element 9 is reduced to a certain extent, and the probability of blocking the filter element 9 can be reduced to a certain extent, the filter element 9 is effectively improved to be used frequently, the cleaning workload is reduced, and the operation efficiency of the device is improved.
Example 2
In this embodiment, the outer wall of the filter element 9 is wrapped with a filter cloth 10. Can be a synthetic fiber filter cloth or a metal net and the like, can protect the filter element 9, and further prolongs the service life of the filter element 9.
Example 3
In this embodiment, a supporting tube 8 is disposed in the filter element 9, through holes are fully distributed on a wall of the supporting tube 8, and an outer wall of the supporting tube 8 is attached to a wall of the water through hole. The through holes are fully distributed on the pipe wall of the supporting pipe 8 to serve as a water permeable structure, filtrate penetrates through the filter element 9 and then enters the supporting pipe 8 through the through holes, the supporting pipe 8 also serves as a supporting structure of the filter element 9, the rigidity of the filter element 9 is improved, and the filter element 9 is not prone to deformation under the condition that the filtrate is washed away.
Example 4
This embodiment further illustrates the technique that the diameter of the bottom of the cylinder 3 is smaller than the diameter of the top. Barrel 3 is the back taper structure, and the inclined plane that the inside wall of barrel 3 formed can play certain lifting action with the filtrating that flows, does benefit to and makes the filtrating keep being the state that the spiral flows in barrel 3.
Example 5
In this embodiment, the filter element 9 is wound with a spiral plate 11, the outer side of the spiral plate 11 is connected with the inner wall of the cylinder 3, and the inner side is attached to the outer wall of the filter element 9. The space between the cylinder 3 and the filter element 9 is formed into a spiral channel by the spiral plate 11, and the filtrate flows along the channel after entering, so that the filtrate can keep a spiral flowing state.
Example 6
This embodiment further illustrates that the pitch of the lower end of the spiral plate 11 is smaller than the pitch of the upper end. Because the filtrate continuously permeates the filter element 9, the filtrate which flows into the filter element spirally continuously decreases under the feeding of constant flow, and the cross-sectional area foot part which flows into the filter element is reduced through the structure that the thread pitch of the spiral plate 11 is continuously reduced from top to bottom so as to ensure that the filtrate is reduced and simultaneously enough pressure can be kept on the filter element 9.
Example 7
In the embodiment, the technology is further explained, the top and the bottom of the cylinder 3 are both provided with mounting holes for the filter element 9 to pass through, the lower end of the support tube 8 is provided with the lower cover plate 5, the top of the cylinder 3 is provided with the upper cover plate 1, and the upper cover plate 1 and the lower cover plate 5 respectively lean against the top surface and the bottom surface of the filter element 9. The upper cover plate 1 and the lower cover plate 5 can be fixedly connected with the cylinder body 3 through fixing structures such as a screw and the like, the filter element 9 is clamped and fixed in the cylinder body 3 together, the lower cover plate 5 and the supporting tube 8 are of an integrated structure, and the upper cover plate 1, the lower cover plate 5 and the cylinder body 3 can be sealed by the sealing gasket 2 arranged between the upper cover plate 1 and the lower cover plate 5 and the cylinder body 3 to improve the sealing effect between the upper cover plate and the cylinder body 3.
Claims (7)
1. The utility model provides a portable landfill leachate environmental protection processing apparatus, includes barrel (3) and locates filter core (9) in barrel (3), its characterized in that: the top of the barrel (3) is connected with a filtrate inlet (7), the water inlet direction of the filtrate inlet (7) is the tangential direction along the inner wall of the barrel (3), and the side wall of the bottom of the barrel (3) is connected with a sewage outlet (4);
the filter core (9) are cylindrical, the water hole of crossing that runs through along the axial is opened at filter core (9) middle part, both ends laminate with barrel (3) inner wall top and bottom respectively about filter core (9), open barrel (3) bottom has clear water export (6) with the through-hole intercommunication.
2. The mobile landfill leachate environmental protection processing apparatus of claim 1, wherein: the outer wall of the filter element (9) is wrapped with filter cloth (10).
3. The mobile landfill leachate environmental protection processing apparatus of claim 1, wherein: the filter element is characterized in that a supporting tube (8) is arranged in the filter element (9), through holes are fully distributed on the tube wall of the supporting tube (8), and the outer wall of the supporting tube (8) is attached to the wall of the water passing hole.
4. The mobile landfill leachate environmental protection processing apparatus of claim 1, wherein: the diameter of the bottom of the cylinder (3) is smaller than that of the top.
5. The mobile landfill leachate environmental protection treatment plant of any one of claims 1 to 4, wherein: the filter element (9) is externally wound with a spiral plate (11), the outer side edge of the spiral plate (11) is connected with the inner wall of the cylinder body (3), and the inner side edge of the spiral plate is attached to the outer wall of the filter element (9).
6. The mobile landfill leachate environmental protection processing apparatus of claim 5, characterized in that: the screw pitch of the lower end of the spiral plate (11) is smaller than that of the upper end.
7. The mobile landfill leachate environmental protection processing apparatus of claim 3, characterized in that: the filter element mounting structure is characterized in that mounting holes for the filter element (9) to penetrate are formed in the top and the bottom of the barrel body (3), the lower end of the supporting tube (8) is provided with the lower cover plate (5), the top of the barrel body (3) is provided with the upper cover plate (1), and the upper cover plate (1) and the lower cover plate (5) are respectively attached to the top surface and the bottom surface of the filter element (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220354907.8U CN217489938U (en) | 2022-02-22 | 2022-02-22 | Portable landfill leachate environmental protection processing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220354907.8U CN217489938U (en) | 2022-02-22 | 2022-02-22 | Portable landfill leachate environmental protection processing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217489938U true CN217489938U (en) | 2022-09-27 |
Family
ID=83346093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220354907.8U Expired - Fee Related CN217489938U (en) | 2022-02-22 | 2022-02-22 | Portable landfill leachate environmental protection processing apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217489938U (en) |
-
2022
- 2022-02-22 CN CN202220354907.8U patent/CN217489938U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220927 |
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| CF01 | Termination of patent right due to non-payment of annual fee |