CN113209692A - Automatic back-washing pre-filtering device for geothermal tail water recharging - Google Patents
Automatic back-washing pre-filtering device for geothermal tail water recharging Download PDFInfo
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- CN113209692A CN113209692A CN202110562210.XA CN202110562210A CN113209692A CN 113209692 A CN113209692 A CN 113209692A CN 202110562210 A CN202110562210 A CN 202110562210A CN 113209692 A CN113209692 A CN 113209692A
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- swing joint
- washing
- tail water
- outside
- filter screen
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 67
- 238000011001 backwashing Methods 0.000 title claims abstract description 16
- 238000001914 filtration Methods 0.000 title claims description 30
- 238000005406 washing Methods 0.000 claims abstract description 59
- 238000011045 prefiltration Methods 0.000 claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims description 29
- 238000004140 cleaning Methods 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 8
- 230000032258 transport Effects 0.000 claims description 3
- 239000007790 solid phase Substances 0.000 abstract description 13
- 239000013618 particulate matter Substances 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 5
- 238000011084 recovery Methods 0.000 abstract description 2
- 238000011010 flushing procedure Methods 0.000 description 33
- 230000000694 effects Effects 0.000 description 12
- 238000005192 partition Methods 0.000 description 9
- 239000002245 particle Substances 0.000 description 8
- 238000007599 discharging Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000012546 transfer Methods 0.000 description 4
- 230000005484 gravity Effects 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033558 biomineral tissue development Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
- B01D29/6407—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
- B01D29/6407—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes
- B01D29/6423—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes with a translational movement with respect to the filtering element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/66—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
- B01D29/68—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps with backwash arms, shoes or nozzles
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/10—Geothermal energy
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention relates to the technical field of geothermal recovery, and discloses an automatic backwashing prefilter for geothermal tail water recharging. The device can get rid of the solid phase particulate matter in the geothermol power tail water at the in-process of back flush, can reach and prevent that solid phase particulate matter from blockking up filter equipment and leading to the operation that can not be normal, improves the advantage of the washing efficiency of tail water.
Description
Technical Field
The invention relates to the technical field of geothermal recovery, in particular to an automatic backwashing prefilter device for geothermal tail water recharge.
Background
The geothermal energy is green, low-carbon and recyclable renewable energy, has the characteristics of large reserves, wide distribution, cleanness, environmental protection, stability, reliability and the like, and is practical, feasible and competitive clean energy. Geothermal energy is largely pumped up to the ground from the underground during the development and utilization process, thereby generating a large amount of geothermal tail water, and causing the gradual depletion of geothermal resources. In addition, the mineralization degree of geothermal tail water is high, the temperature is high, the heavy metal content of tail water in partial regions exceeds the standard, and if proper treatment is not carried out, the environmental pollution can be caused. Geothermal tail water recharge is a different choice for solving the problems of geothermal resource attenuation and tail water pollution, and the geothermal tail water recharge technology has long been a key research subject in China and the world geotherm world.
The geothermal recharge tail water needs to be treated, wherein one of the important treatment steps is pre-filtration. Solid-phase particles with more than specific particle sizes, such as sand grains, iron rust and the like in the tail water, are reduced by pre-filtering in combination with the geothermal tail water quality condition and the recharge tail water quality requirement, and the problem that the stratum is blocked by the solid-phase particles in the recharge process to cause recharge difficulty is prevented.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the automatic back-washing pre-filtering device for recharging the geothermal tail water, which can remove solid-phase particles in the geothermal tail water in the back-washing process, and can achieve the advantages of preventing the solid-phase particles from blocking the filtering device to cause abnormal operation and improving the washing efficiency of the tail water.
Technical scheme
In order to realize the advantages, the invention provides the following technical scheme: the utility model provides a geothermal tail water recharge is with automatic backwashing prefilter, includes the washing jar, the inside of washing jar includes back flush mechanism, is that the inside of back flush mechanism is provided with the inlet tube, the external connection of inlet tube has the cover of washing, the internal connection that washes the cover has the washing terminals, the lower extreme that washes the cover is connected with transports the water pipe.
Preferably, the inside of washing jar still includes coarse strainer washing mechanism, coarse strainer washing mechanism's inside is provided with the screw rod, the swivel nut has been cup jointed to the outside of screw rod, the outside swing joint of swivel nut has the tripod, the outside swing joint of tripod has the connecting plate, the outside swing joint of connecting plate has the arc cleaning brush.
Preferably, the inside of washing tank still includes thin filter screen washing mechanism, the inside swing joint of thin filter screen washing mechanism has the telescopic link, the lower extreme swing joint of telescopic link has the bracing piece, the lower extreme of bracing piece is connected with the brush board, the lantern ring has been cup jointed to the outside of bracing piece, the outside swing joint of the lantern ring has the movable rod, the outside swing joint of movable rod has the runner.
Preferably, the upper end swing joint that washes the jar has the inlet valve, the inside swing joint that washes the jar has coarse filtration net, coarse filtration net's lower extreme swing joint has the baffle, the lower extreme swing joint of baffle has the filter residue to arrange the material pipe, the lifter has been cup jointed to the inside that the material pipe was arranged to the filter residue, the upper end swing joint of lifter has the baffle.
Preferably, the outside swing joint of lifter has the hinge bar, the outside swing joint of hinge bar has the carousel, the lower extreme swing joint that the pipe was arranged to the filter residue has the fall way, the upper end swing joint of fall way has the latch, the outside meshing of latch is connected with the gear, the bottom swing joint of washing tank has fine filter screen, fine filter screen's lower extreme swing joint has the delivery port.
Preferably, the rotating wheel, the rotating disc and the screw rod are movably connected with a motor.
Preferably, the upper end of the telescopic rod is movably connected with a threaded sleeve, and a screw rod is sleeved inside the threaded sleeve.
Preferably, the bottom of the elevator tube is positioned at the same horizontal line as the fine filter screen.
Advantageous effects
Compared with the prior art, the invention provides an automatic backwashing prefilter device for geothermal tail water recharging, which has the following beneficial effects:
1. this geothermol power tail water recharge is with automatic back flush prefilter unit, through outside rivers through the inlet tube to reach the washing terminals who washes the cover inside, washing terminals is provided with two sets of processes moreover and transports the water pipe and be connected, and washing terminals' orientation will block the solid phase particulate matter that the coarse filtration net is inside and wash out from thick filter screen towards the inside of coarse filtration net to reach the effect that can be abundant clear away the solid phase particulate matter of coarse filtration net inside.
2. This geothermol power tail water is irritated back with automatic back flush prefilter unit, start rotatoryly under the drive of top motor through the screw rod, thereby make the swivel nut drive outside tripod downstream, thereby make the swivel nut drive arc cleaning brush and paste coarse filtration net downstream, thereby clean the residue on coarse filtration net surface, the inside carousel of filter residue discharge pipe makes under the drive of outside motor drive the hinge bar and begins to rotate, drive outside lifter upward movement, and be connected with the baffle in the upper end of filter residue discharge pipe, the lower extreme of baffle links to each other with the lifter, when so the baffle rises, the mouth of pipe that makes the filter residue discharge pipe, thereby make the residue that comes from the inside and outside clearance of coarse filtration net discharge, thereby reach the effect of the inside filter residue of coarse filtration net of high-efficient clearance.
3. This geothermol power tail water is irritated back with automatic back flush prefilter unit, the below through the delivery port is gone up water, wash the inside of jar of washing with the filter residue is reverse to wash, the screw rod drives the swivel nut simultaneously, make the telescopic link move right, thereby make the telescopic link downstream make the bracing piece and the brush board of below press close to with thin filter screen mutually because under the effect of gravity, the movable rod makes the brush board begin to vibrate under the drive of outside runner, thereby accelerate getting rid of thin filter screen surface residue, the residue is along thin filter screen downstream to fall way department, the fall way makes rather than the latch upward movement of meshing under the gear drive of outside, thereby make the fall way upwards lift make residue and waste water discharge from filter residue discharge pipe department, thereby reach and clear away the filter residue inside the thin filter screen, improve filtration efficiency's effect.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of a backwash mechanism of the present invention;
FIG. 3 is a schematic view of the connecting structure of the lifter of the present invention;
FIG. 4 is a schematic view of part A of FIG. 1 according to the present invention;
FIG. 5 is a schematic view of a coarse strainer washing mechanism according to the present invention;
FIG. 6 is a schematic view of the structure of part B of FIG. 1 according to the present invention.
In the figure: 1. washing the tank; 2. a backwashing mechanism; 21. a water inlet pipe; 22. washing the cover; 23. washing the spray head; 24. a transfer water pipe; 3. a coarse strainer washing mechanism; 31. a screw; 32. a threaded sleeve; 33. a tripod; 34. A connecting plate; 35. an arc-shaped cleaning brush; 4. a fine filter screen washing mechanism; 41. a telescopic rod; 42. a support bar; 43. Brushing the board; 44. a collar; 45. a movable rod; 46. a rotating wheel; 5. a water inlet valve; 6. a coarse filter screen; 7. a partition plate; 8. a filter residue discharge pipe; 9. a lifting rod; 10. a baffle plate; 11. a hinged lever; 12. a turntable; 13. a lifting pipe; 14. clamping teeth; 15. a gear; 16. a fine filter screen; 17. and (7) a water outlet.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.
The first embodiment is as follows:
referring to fig. 1-2, an automatic back-flushing pre-filtering device for geothermal tail water recharging comprises a flushing tank 1, wherein the interior of the flushing tank 1 comprises a back-flushing mechanism 2, a water inlet pipe 21 is arranged inside the back-flushing mechanism 2, a flushing cover 22 is connected to the outside of the water inlet pipe 21, a flushing nozzle 23 is connected to the inside of the flushing cover 22, a transfer water pipe 24 is connected to the lower end of the flushing cover 22, a water inlet valve 5 is movably connected to the upper end of the flushing tank 1, a coarse filtering net 6 is movably connected to the inside of the flushing tank 1, a partition plate 7 is movably connected to the lower end of the coarse filtering net 6, a filter residue discharging pipe 8 is movably connected to the lower end of the partition plate 7, a lifting rod 9 is sleeved inside the filter residue discharging pipe 8, a baffle plate 10 is movably connected to the upper end of the lifting rod 9, a hinge rod 11 is movably connected to the outside of the lifting rod 9, a rotary table 12 is movably connected to the outside of the hinge rod 11, lower extreme swing joint of filter residue row material pipe 8 has lift pipe 13, the upper end swing joint of lift pipe 13 has latch 14, the outside meshing of latch 14 is connected with gear 15, the bottom swing joint that washes jar 1 has fine filter screen 16, the lower extreme swing joint of fine filter screen 16 has delivery port 17, runner 46, the equal swing joint in outside of carousel 12 and screw rod 31 has the motor, the upper end swing joint of telescopic link 41 has swivel nut 32, and the inside of swivel nut 32 has cup jointed screw rod 31, the position of lift pipe 13 bottom is in and is in same water flat line with fine filter screen 16.
Outside rivers reach the washing terminals 23 that washes cover 22 inside through inlet tube 21, and washing terminals 23 is provided with two sets of water pipes 24 through transporting in addition and is connected, and washing terminals 23 orientation towards the inside of coarse filtration net 6 will block the solid phase particulate matter that 6 inside coarse filtration nets 6 and wash out from coarse filtration net 6 to reach the effect that can be abundant clear away the inside solid phase particulate matter of coarse filtration net 6.
Example two:
referring to fig. 1 and 5, an automatic back-flushing pre-filtering device for recharging geothermal tail water comprises a flushing tank 1, wherein the flushing tank 1 further comprises a coarse strainer washing mechanism 3, a screw 31 is arranged inside the coarse strainer washing mechanism 3, a screw sleeve 32 is sleeved outside the screw 31, a triangular support 33 is movably connected outside the screw sleeve 32, a connecting plate 34 is movably connected outside the triangular support 33, an arc-shaped cleaning brush 35 is movably connected outside the connecting plate 34, an upper end of the flushing tank 1 is movably connected with a water inlet valve 5, a coarse filter screen 6 is movably connected inside the flushing tank 1, a partition plate 7 is movably connected at the lower end of the coarse filter screen 6, a discharging pipe 8 is movably connected at the lower end of the partition plate 7, a lifting rod 9 is sleeved inside the filter screen discharging pipe 8, a baffle plate 10 is movably connected at the upper end of the lifting rod 9, and a hinge rod 11 is movably connected outside the lifting rod 9, the outside swing joint of articulated mast 11 has carousel 12, the lower extreme swing joint of filter residue row material pipe 8 has lift pipe 13, the upper end swing joint of lift pipe 13 has latch 14, the outside meshing of latch 14 is connected with gear 15, the bottom swing joint of washing tank 1 has fine filter screen 16, the lower extreme swing joint of fine filter screen 16 has delivery port 17, runner 46, carousel 12 and the equal swing joint in outside of screw rod 31 have the motor, the upper end swing joint of telescopic link 41 has swivel nut 32, and screw rod 31 has been cup jointed to the inside of swivel nut 32, the position of lift pipe 13 bottom is in and is in same water flat line with fine filter screen 16.
The screw rod 31 starts to rotate under the drive of the upper motor, so that the screw sleeve 32 drives the external tripod 33 to move downwards, the screw sleeve 32 drives the arc-shaped cleaning brush 35 to move downwards along with the coarse filter screen 6, residues on the surface of the coarse filter screen 6 are cleaned down, the rotary disc 12 inside the filter residue discharge pipe 8 is driven by the external motor to drive the hinge rod 11 to rotate, the external lifting rod 9 is driven to move upwards, the upper end of the filter residue discharge pipe 8 is connected with the baffle plate 10, the lower end of the baffle plate 10 is connected with the lifting rod 9, when the baffle plate 10 ascends, the pipe opening of the filter residue discharge pipe 8 is leaked, residues cleaned out from the inner part and the outer part of the coarse filter screen 6 are discharged, and the effect of efficiently cleaning the residues inside the coarse filter screen 6 is achieved.
Example three:
referring to fig. 1 and 4, an automatic back-flushing pre-filtering device for recharging geothermal tail water comprises a flushing tank 1, wherein the flushing tank 1 further comprises a fine filter screen washing mechanism 4, the fine filter screen washing mechanism 4 is movably connected with an expansion link 41, the lower end of the expansion link 41 is movably connected with a support rod 42, the lower end of the support rod 42 is connected with a brush plate 43, the outer part of the support rod 42 is sleeved with a lantern ring 44, the outer part of the lantern ring 44 is movably connected with a movable rod 45, the outer part of the movable rod 45 is movably connected with a rotating wheel 46, the upper end of the flushing tank 1 is movably connected with a water inlet valve 5, the inner part of the flushing tank 1 is movably connected with a coarse filter screen 6, the lower end of the coarse filter screen 6 is movably connected with a partition plate 7, the lower end of the partition plate 7 is movably connected with a filter residue discharge pipe 8, the inner part of the filter residue discharge pipe 8 is sleeved with a lifting rod 9, the upper end of the lifting rod 9 is movably connected with a baffle plate 10, the outside swing joint of lifter 9 has hinge pole 11, the outside swing joint of hinge pole 11 has carousel 12, the lower extreme swing joint of filter residue row material pipe 8 has fall way 13, the upper end swing joint of fall way 13 has latch 14, the outside meshing of latch 14 is connected with gear 15, the bottom swing joint of washing tank 1 has fine filter screen 16, the lower extreme swing joint of fine filter screen 16 has delivery port 17, runner 46, the equal swing joint in outside of carousel 12 and screw rod 31 has the motor, the upper end swing joint of telescopic link 41 has swivel nut 32, and screw rod 31 has been cup jointed to the inside of swivel nut 32, the position of fall way 13 bottom is in and is in same water flat line with fine filter screen 16.
The below of delivery port 17 is watered, with filter residue backwash to the inside of washing jar 1, screw rod 31 drives swivel nut 32 rotatory simultaneously, make telescopic link 41 move right, thereby make telescopic link 41 downstream make bracing piece 42 and brush board 43 of below press close to with fine filter screen 16 under the effect of gravity, movable rod 45 makes brush board 43 begin to vibrate under outside runner 46's drive, thereby accelerate the removal of fine filter screen 16 surface residue, the residue is along with fine filter screen 16 downstream to elevator pipe 13 department, elevator pipe 13 makes under the gear 15 drive of outside and its meshed latch 14 upward movement, thereby make elevator pipe 13 upwards lift up and make residue and waste water arrange material 8 departments from the filter residue and discharge, thereby reach and clear away the inside filter residue of fine filter screen 16, improve filtration efficiency's effect.
Example four:
referring to fig. 1-6, an automatic back-flushing pre-filtering device for geothermal tail water recharging comprises a flushing tank 1, the interior of the flushing tank 1 comprises a back-flushing mechanism 2, the interior of the back-flushing mechanism 2 is provided with a water inlet pipe 21, the exterior of the water inlet pipe 21 is connected with a flushing cover 22, the interior of the flushing cover 22 is connected with a flushing nozzle 23, the lower end of the flushing cover 22 is connected with a transfer water pipe 24, the interior of the flushing tank 1 further comprises a coarse-screen washing mechanism 3, the interior of the coarse-screen washing mechanism 3 is provided with a screw 31, the exterior of the screw 31 is sleeved with a screw sleeve 32, the exterior of the screw sleeve 32 is movably connected with a triangular support 33, the exterior of the triangular support 33 is movably connected with a connecting plate 34, the exterior of the connecting plate 34 is movably connected with an arc-shaped cleaning brush 35, the interior of the flushing tank 1 further comprises a fine-screen washing mechanism 4, the interior of the fine-screen washing mechanism 4 is movably connected with a telescopic rod 41, the lower end of the telescopic rod 41 is movably connected with a supporting rod 42, the lower end of the supporting rod 42 is connected with a brush plate 43, the outer part of the supporting rod 42 is sleeved with a lantern ring 44, the outer part of the lantern ring 44 is movably connected with a movable rod 45, the outer part of the movable rod 45 is movably connected with a rotating wheel 46, the upper end of the washing tank 1 is movably connected with a water inlet valve 5, the inner part of the washing tank 1 is movably connected with a coarse filter screen 6, the lower end of the coarse filter screen 6 is movably connected with a partition plate 7, the lower end of the partition plate 7 is movably connected with a filter residue discharge pipe 8, the inner part of the filter residue discharge pipe 8 is sleeved with a lifting rod 9, the upper end of the lifting rod 9 is movably connected with a baffle plate 10, the outer part of the lifting rod 9 is movably connected with a hinge rod 11, the outer part of the hinge rod 11 is movably connected with a rotating disc 12, the lower end of the filter residue discharge pipe 8 is movably connected with a lifting pipe 13, the upper end of the lifting pipe 13 is movably connected with a latch 14, the outer meshing of the latch 14 is connected with a gear 15, the bottom swing joint of washing tank 1 has fine filter screen 16, and the lower extreme swing joint of fine filter screen 16 has delivery port 17, and the equal swing joint in outside of runner 46, carousel 12 and screw rod 31 has the motor, and the upper end swing joint of telescopic link 41 has swivel nut 32, and the screw rod 31 has been cup jointed to the inside of swivel nut 32, and the position of fall way 13 bottom is in same water flat line with fine filter screen 16.
The working principle is as follows: when the device is used, the motor is connected with a power supply, the washing tank 1 can adhere a large amount of solid-phase particles to the inside and the surface of the coarse filter screen 6 and the fine filter screen 16 after geothermal water is filtered, so that the next geothermal water filtering effect is influenced, at the moment, external water flows reach the washing nozzle 23 inside the washing cover 22 through the water inlet pipe 21, the washing nozzle 23 is provided with two groups of solid-phase particles which are connected through the transfer water pipe 24, the solid-phase particles clamped inside the coarse filter screen 6 are washed out of the coarse filter screen 6 by the washing nozzle 23 facing towards the inside of the coarse filter screen 6, the screw rod 31 is movably connected inside the washing tank 1, the screw sleeve 32 is sleeved outside the screw rod 31, the screw rod 31 starts to rotate under the driving of the motor above, so that the screw sleeve 32 drives the external tripod 33 to move downwards, and the external part of the tripod 33 is movably connected with the connecting plate 34, an arc-shaped cleaning brush 35 is movably connected to the outer part of the connecting plate 34, so that the screw sleeve 32 drives the arc-shaped cleaning brush 35 to move downwards along with the coarse filter screen 6, so as to clean residues on the surface of the coarse filter screen 6, a baffle plate 7 is movably connected to the inner part of the washing tank 1, a filter residue discharge pipe 8 is movably connected to the inner part of the baffle plate 7, a rotary disc 12 in the filter residue discharge pipe 8 is driven by an external motor to drive a hinge rod 11 to rotate, an external lifting rod 9 is driven to move upwards, a baffle plate 10 is connected to the upper end of the filter residue discharge pipe 8, the lower end of the baffle plate 10 is connected with the lifting rod 9, when the baffle plate 10 rises, a pipe opening of the filter residue discharge pipe 8 is leaked, so that the residues cleaned from the inner part and the outer part of the coarse filter screen 6 are discharged, so that the effect of efficiently cleaning the filter residues in the coarse filter screen 6 is achieved, and a fine filter screen 16 is movably connected to the lower part of the washing tank 1, the lower end of the fine filter screen 16 is connected with a water outlet 17, when back flushing is carried out, water is supplied from the lower part of the water outlet 17, filter residues are reversely flushed to the inside of the washing tank 1, meanwhile, the screw 31 drives the threaded sleeve 32 to rotate, the telescopic rod 41 moves rightwards, the telescopic rod 41 moves downwards under the action of gravity, the supporting rod 42 and the brush plate 43 below are close to the fine filter screen 16, meanwhile, the outer part of the supporting rod 42 is connected with a movable rod 45, the movable rod 45 enables the brush plate 43 to start to vibrate under the drive of an external rotating wheel 46, so that the removal of residues on the surface of the fine filter screen 16 is accelerated, the residues move downwards along the fine filter screen 16 to the lifting pipe 13, the lifting pipe 13 enables the latch 14 meshed with the lifting pipe to move upwards under the drive of an external gear 15, so that the lifting pipe 13 is lifted upwards to discharge the residues and waste water from the filter residue pipe 8, thereby reaching the effect of removing the filter residue in the fine filter screen 16 and improving the filtering efficiency.
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 geothermal tail water recharge is with automatic back flush prefilter unit, includes washing jar (1), its characterized in that: the inside of washing jar (1) includes back flush mechanism (2), is that the inside of back flush mechanism (2) is provided with inlet tube (21), the external connection of inlet tube (21) has washing cover (22), the internal connection that washes cover (22) has washing terminals (23), the lower extreme that washes cover (22) is connected with transports water pipe (24).
2. The automatic backwashing prefilter device for recharging geothermal tail water as claimed in claim 1, wherein: the inside of washing jar (1) still includes coarse screen washing mechanism (3), the inside of coarse screen washing mechanism (3) is provided with screw rod (31), swivel nut (32) have been cup jointed to the outside of screw rod (31), the outside swing joint of swivel nut (32) has tripod (33), the outside swing joint of tripod (33) has connecting plate (34), the outside swing joint of connecting plate (34) has arc cleaning brush (35).
3. The automatic backwashing prefilter device for recharging geothermal tail water as claimed in claim 1, wherein: the inside of washing jar (1) still includes fine filter screen washing mechanism (4), the inside swing joint of fine filter screen washing mechanism (4) has telescopic link (41), the lower extreme swing joint of telescopic link (41) has bracing piece (42), the lower extreme of bracing piece (42) is connected with brush board (43), the lantern ring (44) has been cup jointed to the outside of bracing piece (42), the outside swing joint of the lantern ring (44) has movable rod (45), the outside swing joint of movable rod (45) has runner (46).
4. The automatic backwashing prefilter device for recharging geothermal tail water as claimed in claim 1, wherein: the utility model discloses a wash tank, including wash tank (1), the inside swing joint of wash tank (1) has water inlet valve (5), the inside swing joint of wash tank (1) has coarse filtration net (6), the lower extreme swing joint of coarse filtration net (6) has baffle (7), the lower extreme swing joint of baffle (7) has the filter residue to arrange material pipe (8), lifter (9) have been cup jointed to the inside that the pipe (8) was arranged to the filter residue, the upper end swing joint of lifter (9) has baffle (10).
5. The automatic backwashing prefilter device for recharging geothermal tail water as claimed in claim 1, wherein: the outside swing joint of lifter (9) has articulated mast (11), the outside swing joint of articulated mast (11) has carousel (12), the lower extreme swing joint that the filter residue was arranged material pipe (8) has fall way (13), the upper end swing joint of fall way (13) has latch (14), the outside meshing of latch (14) is connected with gear (15), the bottom swing joint that washes jar (1) has fine filter screen (16), the lower extreme swing joint of fine filter screen (16) has delivery port (17).
6. The automatic backwashing prefilter device for recharging geothermal tail water as claimed in claim 1, wherein: the outer parts of the rotating wheel (46), the rotating disc (12) and the screw rod (31) are movably connected with motors.
7. The automatic backwashing prefilter device for recharging geothermal tail water as claimed in claim 1, wherein: the upper end of the telescopic rod (41) is movably connected with a threaded sleeve (32), and a screw rod (31) is sleeved inside the threaded sleeve (32).
8. The automatic backwashing prefilter device for recharging geothermal tail water as claimed in claim 1, wherein: the bottom of the lifting pipe (13) is positioned at the same horizontal line with the fine filter screen (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202110562210.XA CN113209692B (en) | 2021-05-24 | 2021-05-24 | Automatic back-washing pre-filtering device for geothermal tail water recharging |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110562210.XA CN113209692B (en) | 2021-05-24 | 2021-05-24 | Automatic back-washing pre-filtering device for geothermal tail water recharging |
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| CN113209692A true CN113209692A (en) | 2021-08-06 |
| CN113209692B CN113209692B (en) | 2022-10-21 |
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| CN202110562210.XA Expired - Fee Related CN113209692B (en) | 2021-05-24 | 2021-05-24 | Automatic back-washing pre-filtering device for geothermal tail water recharging |
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| Publication number | Publication date |
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| CN113209692B (en) | 2022-10-21 |
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