CN112645476A - Harmless recovery processing device of domestic waste landfill leachate - Google Patents
Harmless recovery processing device of domestic waste landfill leachate Download PDFInfo
- Publication number
- CN112645476A CN112645476A CN202011638427.6A CN202011638427A CN112645476A CN 112645476 A CN112645476 A CN 112645476A CN 202011638427 A CN202011638427 A CN 202011638427A CN 112645476 A CN112645476 A CN 112645476A
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- box
- fixed mounting
- frame body
- plate
- fixedly installed
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- 238000011084 recovery Methods 0.000 title claims description 7
- 239000000149 chemical water pollutant Substances 0.000 title claims description 4
- 239000010791 domestic waste Substances 0.000 title claims description 4
- 230000007246 mechanism Effects 0.000 claims abstract description 98
- 238000001914 filtration Methods 0.000 claims abstract description 35
- 238000005325 percolation Methods 0.000 claims abstract description 23
- 230000005540 biological transmission Effects 0.000 claims abstract description 15
- 238000004064 recycling Methods 0.000 claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 24
- 238000007789 sealing Methods 0.000 claims description 23
- 239000004743 Polypropylene Substances 0.000 claims description 20
- 239000012510 hollow fiber Substances 0.000 claims description 20
- 239000012528 membrane Substances 0.000 claims description 20
- 238000001471 micro-filtration Methods 0.000 claims description 20
- -1 polypropylene Polymers 0.000 claims description 20
- 229920001155 polypropylene Polymers 0.000 claims description 20
- 239000004576 sand Substances 0.000 claims description 15
- 239000010865 sewage Substances 0.000 claims description 9
- 238000005192 partition Methods 0.000 claims description 7
- 239000012535 impurity Substances 0.000 abstract description 21
- 239000007788 liquid Substances 0.000 abstract description 18
- 210000001503 joint Anatomy 0.000 abstract description 5
- 230000008595 infiltration Effects 0.000 description 7
- 238000001764 infiltration Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 239000004575 stone Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000008239 natural water Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- JVMRPSJZNHXORP-UHFFFAOYSA-N ON=O.ON=O.ON=O.N Chemical compound ON=O.ON=O.ON=O.N JVMRPSJZNHXORP-UHFFFAOYSA-N 0.000 description 1
- MMDJDBSEMBIJBB-UHFFFAOYSA-N [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] Chemical compound [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] MMDJDBSEMBIJBB-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 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
- 230000015556 catabolic process Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 125000001477 organic nitrogen group Chemical group 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/06—Contaminated groundwater or leachate
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses a harmless recycling device for percolate of a household garbage landfill, which comprises a base, wherein a box body is fixedly arranged at the top end of the base, a percolation mechanism is clamped and arranged in the box body, a filtering mechanism is arranged in the box body, an anti-blocking mechanism is hung at the bottom end of the filtering mechanism, a lifting rod is arranged at the top end of the anti-blocking mechanism, a first transmission mechanism is arranged at the top end of the lifting rod, a backflow barrel body is fixedly arranged at the top end of the box body, a piston is movably arranged in the backflow barrel body, a push rod is fixedly arranged at the top end of the piston, and a second transmission mechanism is fixedly arranged at the top end of the push: drive first drive mechanism and second drive mechanism through the motor and carry out the lift removal, it is ejecting with the impurity of stifled in the second filter screen mesh through the contact pin, avoid the impurity to cause the jam to the second filter screen, in impressing the filtration liquid in the backward flow staving in the box through the piston, avoid impurity to plug up the opening of backward flow staving and box butt joint department, improved its anti-clogging performance greatly.
Description
Technical Field
The invention relates to a recovery processing device, in particular to a harmless recovery processing device for percolate of a domestic garbage landfill, belonging to the technical field of percolate processing equipment.
Background
The garbage produces high-concentration organic or inorganic liquid under the seepage action of precipitation and groundwater due to the biochemical degradation action of compaction, fermentation and the like in the stacking and landfill processes, and is called as garbage leachate, the leachate contains impurities, organic nitrogen, nitrite nitrogen, ammonia nitrogen and nitrate nitrogen, and if the leachate is directly discharged into a natural water system, the environment is polluted, so the leachate needs to be denitrified, the leachate after denitrification needs to be filtered and subjected to percolation treatment, the pollution of the impurities in the leachate to a water source in the natural water system is avoided, and when the leachate is treated, a harmless recovery treatment device for leachate in a domestic garbage landfill site is needed.
Traditional domestic waste landfill leachate innocent recovery processing device does not set up anti-blocking mechanism in actual use, easily causes the filtration system in the device to be blockked up by the impurity in the leachate, greatly reduced its anti-blocking performance.
Disclosure of Invention
The invention provides a harmless recycling device for leachate of a domestic garbage landfill, which effectively solves the problem that a filtering system in the device is easily blocked by impurities in the leachate because an anti-blocking mechanism is not arranged in the prior art.
In order to solve the technical problems, the invention provides the following technical scheme:
the invention relates to a harmless recycling device for percolate of a domestic garbage landfill, which comprises a base, wherein a box body is fixedly arranged at the top end of the base, a drain pipe is fixedly arranged on the outer wall of the box body, a connecting pipe is fixedly arranged at one end, far away from the drain pipe, of the outer wall of the box body, a water pump is fixedly arranged at the top end of the base and positioned on one side of the box body, one end, far away from the box body, of the connecting pipe is fixedly connected with the water inlet end of the water pump, a return pipe is fixedly arranged at the water outlet end of the water pump, a percolation mechanism is clamped and arranged in the box body, a filtering mechanism is fixedly arranged in the box body and positioned above the percolation mechanism, an anti-blocking mechanism is hung at the bottom end of the filtering mechanism and positioned between the percolation mechanism and the filtering mechanism, the top end of the anti-blocking mechanism is fixedly provided with a lifting rod, one end of the lifting rod, which is far away from the anti-blocking mechanism, sequentially penetrates through the filtering mechanism and the built-in sealing pipe and extends to the outside of the box body, a first transmission mechanism is fixedly arranged at the top end of the lifting rod and above the box body, a reflux barrel body is fixedly arranged at the top end of the box body, one end of the return pipe, which is far away from the water pump, is fixedly connected with the return barrel body, a piston is movably arranged in the return barrel body, the top end of the piston is fixedly provided with a push rod, the top end of the push rod is fixedly provided with a second transmission mechanism, a supporting plate is fixedly arranged on the outer wall of the backflow barrel body, a motor is fixedly arranged on the upper surface of the supporting plate, the output fixed mounting of motor has the gear, first drive mechanism and second drive mechanism all are connected with the gear engagement, the closing cap is installed to the top block of box.
As a preferred technical scheme of the invention, one end of the box body is provided with a jack, two opposite inner side walls of the box body are respectively provided with a first clamping groove, two opposite inner side walls of the box body are respectively provided with a second clamping groove, each second clamping groove is positioned below the first clamping groove which is arranged in a matched manner, the top end of the box body is provided with a sewage inlet, and the sealing cover is connected with the sewage inlet in a clamping manner.
As a preferred technical scheme of the invention, the infiltration mechanism comprises a first frame body, the first frame body is clamped and installed in the box body, one end of the first frame body is fixedly sleeved with a sealing sleeve, the sealing sleeve is clamped and connected with a socket, sealing strips are fixedly installed on two outer walls far away from the first frame body, each sealing strip is clamped and connected with a first clamping groove which is arranged in a matched mode, clamping plates are fixedly installed on two outer walls far away from the first frame body, and each clamping plate is clamped and connected with a second clamping groove which is arranged in a matched mode.
As a preferable technical scheme of the present invention, two first filter screens are fixedly installed in the first frame body, a polypropylene hollow fiber microfiltration membrane is laid between the two first filter screens, a gravel layer is laid on an upper surface of the polypropylene hollow fiber microfiltration membrane, a fine sand layer is laid on an upper surface of the gravel layer, and the fine sand layer, the gravel layer and the polypropylene hollow fiber microfiltration membrane are located between the two first filter screens.
As a preferable technical solution of the present invention, the first transmission mechanism includes a first connecting plate, the first connecting plate is fixedly mounted at the top end of the lifter, a first rack plate is fixedly mounted at the top end of the first connecting plate, the second transmission mechanism includes a second connecting plate, the second connecting plate is fixedly mounted at the top end of the push rod, a second rack plate is fixedly mounted at the bottom end of the second connecting plate, and the first rack plate and the second rack plate are both engaged with the gear.
As a preferable technical scheme of the present invention, the filtering mechanism includes a second frame body, the second frame body is fixedly installed in the box body, a partition board is fixedly installed in the second frame body, two second filter screens are fixedly installed in the second frame body, the partition board is located between the two second filter screens, a circular opening is cut in the partition board, and the bottom end of the lifting rod penetrates through the circular opening and is fixedly connected with the anti-blocking mechanism.
As a preferred technical scheme, the anti-blocking mechanism comprises a straight plate, the straight plate is movably mounted in the box body, four limiting rods are movably sleeved on the straight plate, the top ends of the four limiting rods are fixedly connected with the lower surface of the second frame body, two drainage ports are formed in the straight plate, and a plurality of contact pins are fixedly mounted on the upper surface of the straight plate.
As a preferable technical scheme of the invention, the water drainage pipe is positioned below the socket, and a valve is rotatably arranged on the water drainage pipe.
The invention has the following beneficial effects:
1. this device is provided with the motor, drive first drive mechanism and second drive mechanism through the motor and carry out the lift removal, when first drive mechanism upwards removes, can drive anti-blocking mechanism rebound, then it is ejecting with the impurity of stifled in the second filter screen mesh through the contact pin, avoid the impurity to cause the jam to the second filter screen, when second drive mechanism rebound, can drive push rod and piston rebound, then in impressing the interior filtration liquid of backward flow staving in the box, avoid impurity to plug up the opening of backward flow staving and box butt joint department, its anti-clogging performance has been improved greatly.
2. This device inserts infiltration mechanism and the block is installed in the box, can improve first framework and socket butt joint gap through the seal cover and seal, prevent that filtration liquid in the box from spilling from the gap, the fine sand layer of laying in the infiltration mechanism, metalling and polypropylene hollow fiber micro-filtration membrane reach after adsorbing the saturation, the staff can pull out first framework from the box, and to the fine sand layer in the infiltration mechanism, metalling and polypropylene hollow fiber micro-filtration membrane change, in time renew polypropylene hollow fiber micro-filtration membrane, its infiltration effect has been guaranteed, the convenience of its change has been improved greatly.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a side cross-sectional view of the case of the present invention;
FIG. 3 is a top view of the percolation mechanism of the present invention;
FIG. 4 is a cross-sectional view of the percolation mechanism of the present invention;
FIG. 5 is a schematic view of a first transmission according to the present invention;
FIG. 6 is a schematic view of a second transmission of the present invention;
FIG. 7 is a top view of the filter mechanism of the present invention;
fig. 8 is a top view of the anti-clog mechanism of the present invention.
In the figure: 1. a base; 2. a drain pipe; 21. a valve; 3. a percolation mechanism; 31. a first frame body; 32. a first filter screen; 33. clamping a plate; 34. sealing sleeves; 35. a sealing strip; 36. a fine sand layer; 37. a crushed stone layer; 38. polypropylene hollow fiber microfiltration membranes; 4. a box body; 41. a socket; 42. a sewage inlet; 43. a first card slot; 44. a second card slot; 5. sealing the cover; 6. an anti-blocking mechanism; 61. a straight plate; 62. inserting a pin; 63. a water outlet; 64. a limiting rod; 7. a sealing pipe is arranged inside; 8. a filtering mechanism; 81. a second frame body; 82. a second filter screen; 83. a partition plate; 84. a circular opening; 9. a lifting rod; 10. a support plate; 11. a first transmission mechanism; 111. a first connecting plate; 112. a first rack plate; 12. a motor; 13. a second transmission mechanism; 131. a second connecting plate; 132. a second rack plate; 14. a gear; 15. a piston; 16. a push rod; 17. a reflux barrel body; 18. a return pipe; 19. a connecting pipe; 20. and (4) a water pump.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b): as shown in fig. 1-8, the harmless recycling device of leachate in a domestic garbage landfill of the present invention comprises a base 1, a tank 4 is fixedly installed at the top end of the base 1, a drain pipe 2 is fixedly installed on the outer wall of the tank 4, a connecting pipe 19 is fixedly installed on the outer wall of the tank 4 and at one end far away from the drain pipe 2, a water pump 20 is fixedly installed at the top end of the base 1 and at one side of the tank 4, one end of the connecting pipe 19 far away from the tank 4 is fixedly connected with the water inlet end of the water pump 20, a return pipe 18 is fixedly installed at the water outlet end of the water pump 20, a percolation mechanism 3 is snap-fitted in the tank 4, a filtering mechanism 8 is fixedly installed in the tank 4 and above the percolation mechanism 3, an anti-blocking mechanism 6 is hung at the bottom end of the filtering mechanism 8, the anti-blocking mechanism 6 is located between the percolation mechanism 3 and the filtering mechanism 8, a built-in, the top end of the anti-blocking mechanism 6 is fixedly provided with a lifting rod 9, one end of the lifting rod 9 far away from the anti-blocking mechanism 6 sequentially penetrates through a filtering mechanism 8 and a built-in sealing pipe 7 and extends to the outside of the box body 4, the top end of the lifting rod 9 and positioned above the box body 4 are fixedly provided with a first transmission mechanism 11, the top end of the box body 4 is fixedly provided with a backflow barrel body 17, one end of a backflow pipe 18 far away from a water pump 20 is fixedly connected with the backflow barrel body 17, a piston 15 is movably arranged in the backflow barrel body 17, the top end of the piston 15 is fixedly provided with a push rod 16, the top end of the push rod 16 is fixedly provided with a second transmission mechanism 13, the outer wall of the backflow barrel body 17 is fixedly provided with a supporting plate 10, the upper surface of the supporting plate 10 is fixedly provided with a motor 12, the output end of the motor 12 is fixedly provided with a, through the meshing connection between first rack plate 112 and the gear 14, can drive lifter 9 and straight board 61 and carry out the lifting movement, when straight board 61 rebound, during contact pin 62 inserted the mesh of second filter screen 82, can be ejecting with the impurity of card in the mesh, avoid causing the jam to second filter screen 82, improved its anti-clogging performance greatly.
Wherein, the one end of box 4 is opened and is dug socket 41, all dig first draw-in groove 43 on two relative inside walls of box 4, it has second draw-in groove 44 all to open and chisel on two relative inside walls of box 4, every second draw-in groove 44 all is located the below of the first draw-in groove 43 that the phase-match set up, the top of box 4 is opened and is dug sewage entry 42, closing cap 5 is connected with sewage entry 42 block, can pour into filtration liquid into box 4 through sewage entry 42, be convenient for insert in box 4 with filtration mechanism 3 through socket 41, be convenient for carry out the dismouting to it.
Wherein, the percolation mechanism 3 comprises a first frame 31, the first frame 31 is clamped and installed in the box 4, one end of the first frame 31 is fixedly sleeved with a sealing sleeve 34, the sealing sleeve 34 is clamped and connected with a socket 41, sealing strips 35 are fixedly installed on two outer walls far away from the first frame 31, each sealing strip 35 is clamped and connected with a first clamping groove 43 which is arranged in a matching way, clamping plates 33 are fixedly installed on two outer walls far away from the first frame 31, each clamping plate 33 is clamped and connected with a second clamping groove 44 which is arranged in a matching way, a gap at the butt joint of the first frame 31 and the socket 41 can be sealed through the sealing sleeve 34, the percolation liquid in the box 4 is prevented from being discharged from the socket 41, and the percolation mechanism 3 can be firmly erected in the box 4 after being pushed into the box 4 from the socket 41 through the clamping connection between the clamping plates 33 and the second clamping grooves 44, effectively improve the firmness of the connection between the box body and the box body 4.
Wherein, fixed mounting has two first filter screens 32 in the first framework 31, laid polypropylene hollow fiber micro-filtration membrane 38 between two first filter screens 32, broken stone layer 37 has been laid to the upper surface of polypropylene hollow fiber micro-filtration membrane 38, fine sand layer 36 has been laid to the upper surface of broken stone layer 37, fine sand layer 36, broken stone layer 37 and polypropylene hollow fiber micro-filtration membrane 38 all are located the position between two first filter screens 32, ensure fine sand layer 36 through first filter screen 32, lay in first framework 31 that broken stone layer 37 and polypropylene hollow fiber micro-filtration membrane 38 can be stable, when filtration liquid passes fine sand layer 36, broken stone layer 37 and polypropylene hollow fiber micro-filtration membrane 38, successive layer infiltration, can be with the mud interception in the filtration liquid in infiltration mechanism 3, effectively improved its edulcoration effect.
Wherein, first drive mechanism 11 includes first connecting plate 111, and first connecting plate 111 fixed mounting is on the top of lifter 9, the top fixed mounting of first connecting plate 111 has first rack plate 112, second drive mechanism 13 includes second connecting plate 131, and second connecting plate 131 fixed mounting is on the top of push rod 16, the bottom fixed mounting of second connecting plate 131 has second rack plate 132, first rack plate 112 and second rack plate 132 all are connected with the meshing of gear 14, when motor 12 drives gear 14 and rotates, can drive first rack plate 112 and second rack plate 132 and go up and down the removal, be convenient for drive piston 15 and move down, can impress the filtration liquid in the backward flow staving 17 in the box 4, prevent that the intercommunication mouth of backward flow staving 17 and box 4 from being blockked up by the magazine, effectively improve its anti-clogging performance.
Wherein, filtering mechanism 8 includes second framework 81, and second framework 81 fixed mounting is in box 4, fixed mounting has baffle 83 in the second framework 81, fixed mounting has two second filter screens 82 in the second framework 81, and baffle 83 is located the position between two second filter screens 82, round opening 84 has been dug on the baffle 83, round opening 84 is passed and anti-blocking mechanism 6 fixed connection is passed to the bottom of lifter 9, can carry out primary filter treatment to the filtration liquid that gets into in the box 4 through second filter screen 82, can be with the top of large granule impurity interception at second filter screen 82.
Wherein, prevent stifled mechanism 6 including straight board 61, and straight board 61 movable mounting is in box 4, four gag lever post 64 have been cup jointed in the activity on the straight board 61, the top of four gag lever post 64 all is connected with the lower fixed surface of second framework 81, it has two lower mouths of a river 63 to open on the straight board 61, the last fixed surface of straight board 61 installs a plurality of contact pins 62, it is spacing to straight board 61 through gag lever post 64, when the lifter 9 shifts up, can drive straight board 61 along gag lever post 64 stabilization rebound, then it is ejecting to block the impurity in second filter screen 82 mesh by contact pin 62, avoid second filter screen 82 to be blockked up by impurity, it prevents blockking up the performance to have improved greatly.
Wherein, drain pipe 2 is located the below of socket 41, rotates on drain pipe 2 and installs valve 21, carries out the filtration processing in-process at filtration liquid, and valve 21 closes, prevents that filtration liquid from not finishing just discharging from drain pipe 2, handles the back when filtration liquid, opens valve 21 to discharge from drain pipe 2 with liquid after handling.
Specifically, when the invention is used, firstly the sealing cover 5 is opened, the denitrified percolate is poured into the box body 4 from the sewage inlet 42, the percolate entering into the box body 4 can be primarily filtered through the second filter screen 82, large-particle impurities can be intercepted above the second filter screen 82, the percolate without the large-particle impurities passes through the second filter screen 82 and falls to the percolation mechanism 3, the first filter screen 32 ensures that the fine sand layer 36, the gravel layer 37 and the polypropylene hollow fiber microfiltration membrane 38 can be stably paved in the first frame body 31, the percolate passes through the fine sand layer 36, the gravel layer 37 and the polypropylene hollow fiber microfiltration membrane 38 and is percolated layer by layer, sludge in the percolate can be intercepted in the percolation mechanism 3, the impurity removal effect is effectively improved, liquid at the bottom in the box body 4 is pumped into the backflow pipe 18 through the water pump 20, and then is guided into the backflow barrel body 17, the gear 14 is driven to rotate by the motor 12, the second rack plate 132 is meshed with the gear 14 and then can drive the second transmission mechanism 13 and the push rod 16 to move up and down, the piston 15 can be driven to move down when the push rod 16 moves down, then the liquid in the backflow barrel body 17 is pressed into the box body 4, the opening at the butt joint of the backflow barrel body 17 and the box body 4 is prevented from being blocked by impurities, the percolate can be filtered and percolated circularly for many times, the impurities in the percolate can be more thoroughly removed, the percolate is discharged from the water discharge pipe 2 after being completely treated, the pollution of the impurities in the percolate to the environment is reduced, the harmless discharge is realized, the lifting rod 9 and the straight plate 61 can be driven to move up and down by the meshed connection between the first rack plate 112 and the gear 14 in the process, when the straight plate 61 moves upwards, the contact pin 62 is inserted into the meshes of the second filter screen 82, the impurities clamped in the meshes can be ejected out, the second filter screen 82 is prevented from being blocked, the anti-blocking performance of the second filter screen is greatly improved, meanwhile, the percolation mechanism 3 is inserted into the box body 4 from the socket 41, the gap at the joint of the first frame body 31 and the socket 41 can be improved through the sealing sleeve 34, the percolation liquid in the box body 4 is prevented from leaking from the gap, the sealing effect of the percolation liquid is improved, the first frame body 31 can be ensured to be firmly installed in the box body 4 through the clamping connection between the clamping plate 33 and the second clamping groove 44, when the fine sand layer 36, the gravel layer 37 and the polypropylene hollow fiber micro-filtration membrane 38 which are paved in the percolation mechanism 3 reach the adsorption saturation, a worker can pull out the first frame body 31 from the box body 4 and replace the fine sand layer 36, the gravel layer 37 and the polypropylene hollow fiber micro-filtration membrane 38 in the percolation mechanism 3, and can timely replace the polypropylene hollow fiber micro-filtration membrane 38, the percolation effect on the percolate is improved, and the replacement convenience is greatly improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a domestic waste landfill leachate innocent recovery processing device, includes base (1), its characterized in that: the top fixed mounting of base (1) has box (4), fixed mounting has drain pipe (2) on the outer wall of box (4), the one end fixed mounting who just keeps away from drain pipe (2) on the outer wall of box (4) has connecting pipe (19), the top of base (1) just is located one side fixed mounting of box (4) has water pump (20), the one end that box (4) were kept away from in connecting pipe (19) and the end fixed connection that intakes of water pump (20), the play water end fixed mounting of water pump (20) has back flow (18), the block mounting has filtration mechanism (3) in box (4), the top fixed mounting that just is located filtration mechanism (3) in box (4) has filtering mechanism (8), the bottom of filtering mechanism (8) has hung anti-blocking mechanism (6), just anti-blocking mechanism (6) are located the position between filtration mechanism (3) and filtering mechanism (8), the utility model discloses a filter device, including filter mechanism (8) and box (4), common fixed mounting has built-in seal pipe (7) between the roof, the top fixed mounting of preventing stifled mechanism (6) has lifter (9), the one end that anti-blocking mechanism (6) were kept away from in lifter (9) passes filter mechanism (8) and built-in seal pipe (7) in proper order and extends to the outside of box (4), the top of lifter (9) just is located the top fixed mounting of box (4) has first drive mechanism (11), the top fixed mounting of box (4) has backward flow staving (17), the one end that water pump (20) were kept away from in backward flow (18) and backward flow staving (17) fixed connection, movable mounting has piston (15) in backward flow staving (17), the top fixed mounting of piston (15) has push rod (16), the top fixed mounting of push rod (16) has second drive mechanism (13), fixed mounting has layer board (10) on the outer wall of backward flow staving (17), the last fixed surface of layer board (10) installs motor (12), the output fixed mounting of motor (12) has gear (14), first drive mechanism (11) and second drive mechanism (13) all are connected with gear (14) meshing, closing cap (5) are installed to the top block of box (4).
2. The harmless recycling device of leachate from household garbage landfill as recited in claim 1, wherein the box (4) has a slot (41) at one end, two opposite inner sidewalls of the box (4) have first slots (43), two opposite inner sidewalls of the box (4) have second slots (44), each second slot (44) is located under the first slot (43) disposed in a matching manner, the top end of the box (4) has a sewage inlet (42), and the cover (5) is connected to the sewage inlet (42) in a snap-fit manner.
3. The harmless recycling device of leachate from household garbage landfill as claimed in claim 1, wherein the percolation mechanism (3) comprises a first frame body (31), the first frame body (31) is clamped and installed in the box body (4), a sealing sleeve (34) is fixedly sleeved at one end of the first frame body (31), the sealing sleeve (34) is clamped and connected with a socket (41), sealing strips (35) are fixedly installed on two outer walls, far away from the first frame body (31), of the first frame body, each sealing strip (35) is clamped and connected with a first clamping groove (43) which is arranged in a matching manner, clamping plates (33) are fixedly installed on two outer walls, far away from the first frame body (31), and each clamping plate (33) is clamped and connected with a second clamping groove (44) which is arranged in a matching manner.
4. The harmless recycling device of leachate from household garbage landfill as recited in claim 3, wherein two first filter screens (32) are fixedly installed in the first frame (31), a polypropylene hollow fiber micro-filtration membrane (38) is laid between the two first filter screens (32), a gravel layer (37) is laid on the upper surface of the polypropylene hollow fiber micro-filtration membrane (38), a fine sand layer (36) is laid on the upper surface of the gravel layer (37), and the fine sand layer (36), the gravel layer (37) and the polypropylene hollow fiber micro-filtration membrane (38) are all located between the two first filter screens (32).
5. The harmless recycling device of leachate from household garbage landfill as recited in claim 1, wherein the first transmission mechanism (11) comprises a first connecting plate (111), the first connecting plate (111) is fixedly installed at the top end of the lifting rod (9), the first rack plate (112) is fixedly installed at the top end of the first connecting plate (111), the second transmission mechanism (13) comprises a second connecting plate (131), the second connecting plate (131) is fixedly installed at the top end of the pushing rod (16), the second rack plate (132) is fixedly installed at the bottom end of the second connecting plate (131), and the first rack plate (112) and the second rack plate (132) are engaged with the gear (14).
6. The harmless recycling device of leachate in household garbage landfill as claimed in claim 1, wherein the filtering mechanism (8) comprises a second frame body (81), the second frame body (81) is fixedly installed in the box body (4), a partition plate (83) is fixedly installed in the second frame body (81), two second filter screens (82) are fixedly installed in the second frame body (81), the partition plate (83) is located between the two second filter screens (82), a circular opening (84) is drilled in the partition plate (83), and the bottom end of the lifting rod (9) penetrates through the circular opening (84) and is fixedly connected with the anti-blocking mechanism (6).
7. The harmless recycling device of leachate from household garbage landfill as claimed in claim 1, wherein the anti-blocking mechanism (6) comprises a straight plate (61), the straight plate (61) is movably mounted in the box body (4), four limiting rods (64) are movably sleeved on the straight plate (61), the top ends of the four limiting rods (64) are fixedly connected with the lower surface of the second frame body (81), two drainage ports (63) are drilled on the straight plate (61), and a plurality of pins (62) are fixedly mounted on the upper surface of the straight plate (61).
8. The harmless recycling device of the leachate in the household garbage landfill as recited in claim 1, wherein the drain pipe (2) is located below the socket (41), and the valve (21) is rotatably installed on the drain pipe (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011638427.6A CN112645476A (en) | 2020-12-31 | 2020-12-31 | Harmless recovery processing device of domestic waste landfill leachate |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011638427.6A CN112645476A (en) | 2020-12-31 | 2020-12-31 | Harmless recovery processing device of domestic waste landfill leachate |
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| CN112645476A true CN112645476A (en) | 2021-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011638427.6A Pending CN112645476A (en) | 2020-12-31 | 2020-12-31 | Harmless recovery processing device of domestic waste landfill leachate |
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| CN115557655A (en) * | 2022-03-22 | 2023-01-03 | 江苏康源环保科技有限公司 | Treatment method and device for heavy metal polluted bottom mud in lake |
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