CN115025533B - Pretreatment equipment for harmless polluted soil sludge and application method thereof - Google Patents
Pretreatment equipment for harmless polluted soil sludge and application method thereof Download PDFInfo
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- CN115025533B CN115025533B CN202210885484.7A CN202210885484A CN115025533B CN 115025533 B CN115025533 B CN 115025533B CN 202210885484 A CN202210885484 A CN 202210885484A CN 115025533 B CN115025533 B CN 115025533B
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- 239000010802 sludge Substances 0.000 title claims abstract description 83
- 238000000034 method Methods 0.000 title claims abstract description 16
- 239000002689 soil Substances 0.000 title claims abstract description 16
- 238000004140 cleaning Methods 0.000 claims abstract description 36
- 238000012216 screening Methods 0.000 claims abstract description 33
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 37
- 238000001125 extrusion Methods 0.000 claims description 16
- 239000002351 wastewater Substances 0.000 claims description 14
- 230000005540 biological transmission Effects 0.000 claims description 3
- 229910001172 neodymium magnet Inorganic materials 0.000 claims description 3
- 230000018044 dehydration Effects 0.000 abstract description 9
- 238000006297 dehydration reaction Methods 0.000 abstract description 9
- 239000007921 spray Substances 0.000 abstract description 8
- 230000005484 gravity Effects 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
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
- B01D29/11—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 bag, cage, hose, tube, sleeve or like filtering elements
- B01D29/31—Self-supporting filtering elements
- B01D29/35—Self-supporting filtering elements arranged for outward flow filtration
-
- 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
- B01D29/688—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps with backwash arms, shoes or nozzles with backwash arms or shoes acting on the cake side
-
- 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
- B01D29/76—Handling the filter cake in the filter for purposes other than for regenerating
- B01D29/80—Handling the filter cake in the filter for purposes other than for regenerating for drying
- B01D29/82—Handling the filter cake in the filter for purposes other than for regenerating for drying by compression
- B01D29/828—Handling the filter cake in the filter for purposes other than for regenerating for drying by compression using screws
-
- 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
- B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
- B01D29/94—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for discharging the filter cake, e.g. chutes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/16—Cleaning-out devices, e.g. for removing the cake from the filter casing or for evacuating the last remnants of liquid
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
- C02F11/122—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using filter presses
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/40—Valorisation of by-products of wastewater, sewage or sludge processing
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention discloses pretreatment equipment for harmless polluted soil and sludge and a use method thereof. According to the invention, through the cooperation of the first magnet, the second magnet, the first air bag and the third magnet, after the sludge is dehydrated through the spiral conveying shaft, when the screening net stops the sludge after working for a long time, and when the first magnet moves to the bottom of the third magnet along with the rotation of the mounting ring, the first air bag can spray internal air to the bottom of the screening net, and when the second magnet moves to the bottom of the third magnet along with the rotation of the mounting ring, the first air bag can be inflated through the attractive force between the second magnet and the third magnet, so that the cycle of cleaning the bottom of the screening net is conveniently completed, and the quality and efficiency of dehydration of equipment are ensured.
Description
Technical Field
The invention relates to the technical field of sludge treatment, in particular to pretreatment equipment for harmless polluted soil sludge and a use method thereof.
Background
Sludge is a precipitate that is discharged by sewage treatment structures. The sediment taking organic matters as main components is called sludge, the sediment is characterized by easy rotting and stinking, finer particles, smaller specific gravity, high water content and difficult dehydration, and belongs to hydrophilic matters with colloidal structures, the sludge is required to be incinerated in the final treatment process at present, and the sludge is required to be dehydrated before the sludge is incinerated, so that the incineration efficiency and quality are improved, at present, partial factories utilize a sludge dehydrator to dehydrate the sludge, the sludge dehydrator utilizes a screw extrusion principle in the sludge treatment process, and the small gap between a floating ring and a fixed ring is realized by the strong extrusion force generated by the screw diameter and the screw pitch change.
Then the sludge dewatering equipment can lead to the screen cloth to block up after long-time work, and the staff need close the sludge dewatering machine when clean to lead to having reduced the efficiency of equipment dehydration to a certain extent, thereby influence the efficiency of sludge dewatering, lead to whole dehydration efficiency lower.
Disclosure of Invention
The invention aims to provide pretreatment equipment for harmless polluted soil and sludge and a use method thereof, so as to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a innocent soil pretreatment equipment for mud, includes the box, screening net, fixed connection in the box inner wall, first connecting block, fixed connection in box one end, just the inside fixed mounting of first connecting block has the motor, screw conveyer shaft, fixed connection in motor output, water catch bowl, set up in inside the box, the gas lets in the pipe, fixed connection in box one end, just gas lets in pipe outer wall fixed mounting has the valve, motor output outer wall fixedly connected with driving gear, driving gear outer wall engagement has the chain, the one end that the box is close to the motor rotates and is connected with first pivot, first pivot outer wall fixedly connected with driven gear, first pivot outer wall symmetry fixedly connected with two collar, two the equal fixedly connected with first magnet in collar top, two the equal fixedly connected with second magnet in collar bottom, the inside wall fixedly connected with second of box, first mounting groove has been seted up to second connecting block inside, first balloon inside is equipped with first balloon top fixedly connected with connecting block, first balloon top fixedly connected with connecting block.
Further, screening net top fixedly connected with inlet pipe, the inlet pipe top runs through and extends to the box outside, inlet pipe and box fixed connection, the driving gear passes through the chain and is connected with driven gear drive, the first pivot other end runs through and extends to the box outside, is connected through the transmission between driving gear and the driven gear for equipment is in the in-process that dewaters mud, and first gasbag can clean screening net bottom simultaneously.
Further, first gasbag top and second connecting block fixed connection, first gasbag bottom fixedly connected with third magnet can guarantee the stability of first gasbag through the fixed connection between first gasbag and the second connecting block.
Further, the first magnet and the third magnet are mutually exclusive, the second magnet and the third magnet are mutually attracted, the first magnet, the second magnet and the third magnet are neodymium magnets, the third magnet is pushed to move through repulsive force between the first magnet and the third magnet, the third magnet is pushed to squeeze the first air bag, the first air bag can be used for injecting air, the bottom of the screening net is cleaned, the second magnet and the third magnet are mutually attracted, the third magnet can be used for pulling the first air bag to be inflated, and accordingly circulation of cleaning of the bottom of the screening net is completed.
Further, outlet duct one end is towards screening net bottom, outlet duct outer wall fixed mounting has one-way air outlet valve, intake pipe outer wall fixed mounting has one-way admission valve, can prevent through one-way admission valve that gas from the intake pipe entering when first gasbag is jet to can guarantee gaseous flow and pressure.
Further, a plurality of worms of first pivot outer wall equidistance fixedly connected with, the box inner wall rotates and is connected with a plurality of second pivots, a plurality of equal fixedly connected with of second pivot outer wall and worm wheel of worm meshing, two mounting panels of second pivot outer wall symmetry fixedly connected with, two the mounting panel is kept away from the equal fixedly connected with cleaning rod of one end of second pivot, two the second mounting groove has all been seted up to the inside second mounting groove, the inside fixedly connected with stopper of second mounting groove, the stopper is close to the one end fixedly connected with second gasbag of second pivot, stopper other end fixedly connected with three-way pipe, two equal fixedly connected with of mounting panel outer wall are two communicating pipes, are convenient for handle water catch bowl moisture surface's mud through cleaning rod to prevent that mud from piling up inside equipment.
Further, a plurality of worms of first pivot outer wall equidistance fixedly connected with, the box inner wall rotates and is connected with a plurality of second pivots, a plurality of equal fixedly connected with of second pivot outer wall and worm wheel of worm meshing, two mounting panels of second pivot outer wall symmetry fixedly connected with, two the mounting panel is kept away from the equal fixedly connected with cleaning rod of one end of second pivot, two the second mounting groove has all been seted up to the inside second mounting groove that has all been seted up of mounting panel, the inside fixedly connected with stopper of second mounting groove, the stopper is close to the one end fixedly connected with second gasbag of second pivot, stopper other end fixedly connected with three-way pipe, two equal fixedly connected with of mounting panel outer wall two communicating pipes, through the cooperation use between balancing weight and the second gasbag, when the balancing weight is located second gasbag top, the jet-propelled clean pole of second gasbag is handled to prevent that mud from influencing the clean quality of cleaning rod, when the balancing weight is located second gasbag bottom, and the balancing weight pulls the second gasbag enlarges this moment, thereby is convenient for aerify the second gasbag, thereby accomplishes clean circulation to the cleaning rod.
Further, the water outlet tank is arranged at one end of the tank body, the first filter layer is fixedly arranged on the inner wall of the water storage tank, the waste water collecting tank is fixedly connected to one end of the tank body, the water outlet tank is communicated with the waste water collecting tank, and water higher than the water outlet tank can be collected through the waste water collecting tank, so that sludge can be always at the same height, and the cleaning rod can be conveniently used for treating the sludge.
Further, second pivot other end fixedly connected with mounting disc, the mounting disc outer wall rotates and is connected with the connecting rod, box outer wall fixedly connected with treatment tank, connecting rod one end runs through and extends to the inside of treatment tank, connecting rod one end articulates there is the extrusion piece, the one end fixedly connected with mud pipe of box near the treatment tank, the mud pipe slightly is higher than the play basin, the logical groove has been seted up to the treatment tank surface, treatment tank surface fixed mounting has the second filter layer, treatment tank one end fixedly connected with third connecting block, third connecting block top fixedly connected with cylinder, cylinder output fixedly connected with push pedal, box one end fixedly connected with collection tank, the waste water tank has been seted up to the inside of treatment tank, through setting up the mud pipe in the position slightly higher than the play basin, when moisture gets into the water catch bowl inside, unnecessary moisture ratio is in same height all the time through the play basin to make mud can be in, thereby make things convenient for clean the pole clear up, when mud receives the extrusion of clean pole, be convenient for to flow through the mud pipe, the extrusion piece is convenient for to carry out the extrusion mud through the extrusion piece.
Further, step 1: when a user needs to treat sludge, the sludge is added into the equipment through a feed pipe, then a motor is started to drive a spiral conveying shaft to squeeze and dewater the sludge, and at the moment, part of the sludge and water fall into a water collecting tank through a screening net;
step 2: when step 1 goes on, the driving gear drives driven gear and first pivot rotatory through the chain this moment, and first magnet and second magnet are rotatory this moment driven to first pivot, and when first magnet rotatory is close to third magnet, first magnet promotes third magnet extrusion first gasbag this moment, and first gasbag clears up the partial mud that screen mesh bottom was piled up this moment, and when second magnet was close to third magnet, third magnet pulling first gasbag was inflated this moment to guarantee to screen mesh clean circulation.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, through the cooperation of the first magnet, the second magnet, the first air bag and the third magnet, after the sludge is dehydrated through the spiral conveying shaft, when the screening net stops the sludge after working for a long time, and when the first magnet moves to the bottom of the third magnet along with the rotation of the mounting ring, the first air bag can spray internal air to the bottom of the screening net, and when the second magnet moves to the bottom of the third magnet along with the rotation of the mounting ring, the first air bag can be inflated through the attractive force between the second magnet and the third magnet, so that the cycle of cleaning the bottom of the screening net is conveniently completed, and the quality and efficiency of dehydration of equipment are ensured.
2. According to the invention, through the cooperation of the cleaning rod, the second air bag, the balancing weight and the spray head, a user can treat partial sludge remained in the water collecting tank through the cleaning rod, and meanwhile, the surface of the cleaning rod can be treated through the second air bag, so that the cleaning efficiency of the cleaning rod can be ensured, and the sludge can be extruded through the extrusion block, so that the sludge can be dehydrated, and the quality of sludge dehydration can be ensured.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a schematic view of the overall cross-sectional structure of the present invention;
FIG. 2 is a schematic view of a partial side cross-sectional structure of the present invention;
FIG. 3 is a schematic cross-sectional view of a second shaft in side view of the present invention;
FIG. 4 is an enlarged view of the structure at A of FIG. 2;
FIG. 5 is a schematic side view of a second shaft according to the present invention;
FIG. 6 is an enlarged view of the structure at B of FIG. 5;
FIG. 7 is a schematic side sectional view of a treatment tank of the present invention.
In the figure: 1. a case; 2. screening net; 3. a first connection block; 4. a motor; 5. a screw conveying shaft; 6. a water collection tank; 7. a gas inlet pipe; 8. a valve; 9. a drive gear; 10. a chain; 11. a first rotating shaft; 12. a driven gear; 13. a mounting ring; 14. a first magnet; 15. a second magnet; 16. a second connection block; 17. a first mounting groove; 18. a first air bag; 19. an air outlet pipe; 20. an air inlet pipe; 21. a feed pipe; 22. a third magnet; 23. a one-way air outlet valve; 24. a one-way air inlet valve; 25. a worm; 26. a second rotating shaft; 27. a worm wheel; 28. a mounting plate; 29. a cleaning lever; 30. a second mounting groove; 31. a limiting block; 32. a second air bag; 33. a three-way pipe; 34. a communicating pipe; 35. balancing weight; 36. a gas distribution pipe; 37. a spray head; 38. a support block; 39. a water outlet tank; 40. a first filter layer; 41. a waste water collection tank; 42. a mounting plate; 43. a connecting rod; 44. a treatment box; 45. extruding a block; 46. a sludge pipe; 47. a through groove; 48. a second filter layer; 49. a third connecting block; 50. a cylinder; 51. a push plate; 52. a recovery box; 53. a waste water tank.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-4, the present invention provides the following technical solutions: the pretreatment equipment for harmless polluted soil sludge and the application method thereof comprise the pretreatment equipment for harmless polluted soil sludge, and the pretreatment equipment comprises a box body 1, a screening net 2, a first connecting block 3, a motor 4, a spiral conveying shaft 5, a motor 4 output end, a water collecting tank 6, a gas inlet pipe 7, a driving gear 9, a chain 10 meshed with the outer wall of the driving gear 9, a first rotating shaft 11 rotatably connected with one end of the box body 1 near the motor 4, a driven gear 12 fixedly connected with the outer wall of the first rotating shaft 11, two mounting rings 13 symmetrically and fixedly connected with the outer wall of the first rotating shaft 11, the top parts of the two mounting rings 13 are fixedly connected with a first magnet 14, the first magnet 14 and a third magnet 22 are mutually exclusive, a second magnet 15 and the third magnet 22 are mutually attracted, the first magnet 14, the second magnet 15 and the third magnet 22 are neodymium magnets, the bottom parts of the two mounting rings 13 are fixedly connected with the second magnet 15, the inner wall of the box body 1 is fixedly connected with a second connecting block 16, a first mounting groove 17 is formed in the second connecting block 16, a first air bag 18 is arranged in the first mounting groove 17, the top part of the first air bag 18 is fixedly connected with the second connecting block 16, the bottom part of the first air bag 18 is fixedly connected with the third magnet 22, the top part of the first air bag 18 is fixedly connected with an air outlet pipe 19, one end of the air outlet pipe 19 faces the bottom part of the screening net 2, the outer wall of the air outlet pipe 19 is fixedly provided with a one-way air outlet valve 23, the outer wall of the air inlet pipe 20 is fixedly provided with a one-way air inlet valve 24, the top part of the first air bag 18 is fixedly connected with an air inlet pipe 20, the top of the screening net 2 is fixedly connected with a feeding pipe 21, the top of the feeding pipe 21 penetrates through and extends to the outside of the box body 1, the feeding pipe 21 is fixedly connected with the box body 1, the driving gear 9 is in transmission connection with the driven gear 12 through a chain 10, and the other end of the first rotating shaft 11 penetrates through and extends to the outside of the box body 1;
the invention also provides a use method of the pretreatment equipment for harmless polluted soil and sludge, which comprises the following steps of: when a user needs to treat sludge, the sludge is added into the equipment through a feed pipe 21, then a motor 4 is turned on to drive a spiral conveying shaft 5 to squeeze and dewater the sludge, and at the moment, part of the sludge and water fall into a water collecting tank 6 through a screening net 2;
step 2: when step 1 is performed, the driving gear 9 drives the driven gear 12 and the first rotating shaft 11 to rotate through the chain 10, the first rotating shaft 11 drives the first magnet 14 and the second magnet 15 to rotate, when the first magnet 14 rotates to be close to the third magnet 22, the first magnet 14 pushes the third magnet 22 to press the first air bag 18, the first air bag 18 cleans part of sludge accumulated at the bottom of the screening net 2, and when the second magnet 15 is close to the third magnet 22, the third magnet 22 pulls the first air bag 18 to be inflated, so that the cleaning cycle of the screening net 2 is ensured.
The implementation mode specifically comprises the following steps: when the user needs to treat the sludge, firstly, the sludge is added into the screening net 2 through the feeding pipe 21, then, the user turns on the motor 4 to drive the spiral conveying shaft 5 to rotate, at this moment, the spiral conveying shaft 5 dehydrates the sludge through the extrusion force, at this moment, moisture and partial sludge fall into the water collecting tank 6 through the screening net 2, along with the long-time process, at this moment, the bottom surface of the screening net 2 is piled up by partial sludge, so that the moisture is difficult to flow out, at this moment, along with the work of the motor 4, the motor 4 drives the driving gear 9, the chain 10 and the driven gear 12 to rotate, at this moment, the driven gear 12 drives the first rotating shaft 11 to rotate, the mounting ring 13 is driven to rotate in the rotating process of the first rotating shaft 11, and when the mounting ring 13 is driven to drive the first magnet 14 to be close to the bottom of the third magnet 22, at this time, the first magnet 14 pushes the third magnet 22 to move through the repulsive force between the first magnet 14 and the third magnet 22, the third magnet 22 presses the first air bag 18, the first air bag 18 is contracted, then the gas inside is sprayed to the bottom of the screening net 2 through the air outlet pipe 19, so that sludge accumulated at the bottom of the screening net 2 is treated, thereby guaranteeing the circulation of moisture, meanwhile, the gas can be prevented from being sprayed from the air inlet pipe 20 through the one-way air inlet valve 24, thereby guaranteeing the flow rate and impact force of the gas, and guaranteeing the cleaning efficiency, when the mounting ring 13 rotates to drive the second magnet 15 to approach the third magnet 22, the second magnet 15 pulls the third magnet 22 to move downwards through the attractive force between the second magnet 15 and the third magnet 22, the third magnet 22 pulls the first air bag 18 to be inflated, the first air bag 18 is pumped through the air inlet pipe 20, the inside of the first air bag 18 is filled with the gas again, thereby completing the cycle of cleaning the bottom of the screening net 2, thus ensuring the efficiency and quality of dewatering.
Referring to fig. 1, 2, 3, 5, 6 and 7, the present invention provides the following technical solutions: the pretreatment equipment for harmless polluted soil sludge and the application method thereof are that in addition, a plurality of worms 25 are fixedly connected to the outer wall of a first rotating shaft 11 at equal intervals, a plurality of second rotating shafts 26 are rotatably connected to the inner wall of a box body 1, worm gears 27 meshed with the worms 25 are fixedly connected to the outer walls of the second rotating shafts 26, two mounting plates 28 are symmetrically and fixedly connected to the outer walls of the second rotating shafts 26, cleaning rods 29 are fixedly connected to one ends of the two mounting plates 28, which are far away from the second rotating shafts 26, second mounting grooves 30 are respectively arranged in the two mounting plates 28, limiting blocks 31 are fixedly connected to the inner parts of the second mounting grooves 30, one ends of the limiting blocks 31, which are close to the second rotating shafts 26, are fixedly connected with second air bags 32, three-way pipes 33 are fixedly connected to the outer walls of the two mounting plates 28, two communicating pipes 34 are symmetrically and fixedly connected to the other ends of the second air bags 32, the other ends of the two communicating pipes 34 are fixedly connected with a gas distributing pipe 36, the gas distributing pipe 36 is fixedly connected with a plurality of spray heads 37 towards the outer wall of the cleaning rod 29 at equal intervals, the communicating pipes 34 are communicated with the gas distributing pipe 36, the outer walls of the two communicating pipes 34 are fixedly connected with supporting blocks 38, one end of the box body 1 is provided with a water outlet groove 39, the inner wall of the water storage groove is fixedly provided with a first filter layer 40, one end of the box body 1 is fixedly connected with a waste water collecting box 41, the water outlet groove 39 is communicated with the waste water collecting box 41, the other end of the second rotating shaft 26 is fixedly connected with a mounting disc 42, the outer wall of the mounting disc 42 is rotationally connected with a connecting rod 43, the outer wall of the box body 1 is fixedly connected with a treatment box 44, one end of the connecting rod 43 penetrates and extends into the treatment box 44, one end of the connecting rod 43 is hinged with an extruding block 45, one end of the box body 1 near the treatment box 44 is fixedly connected with a sludge pipe 46, the sludge pipe 46 is slightly higher than the water outlet groove 39, the surface of the treatment box 44 is provided with a through groove 47, the surface of the treatment box 44 is fixedly provided with a second filter layer 48, one end of the treatment box 44 is fixedly connected with a third connecting block 49, the top of the third connecting block 49 is fixedly connected with an air cylinder 50, the output end of the air cylinder 50 is fixedly connected with a push plate 51, one end of the box body 1 is fixedly connected with a recovery box 52, and a waste water tank 53 is arranged inside the treatment box 44.
The implementation mode specifically comprises the following steps: when part of sludge and moisture enter the water collecting tank 6, at this time, in order to prevent the sludge from accumulating in the water collecting tank 6, at this time, a user opens the valve 8, then inputs gas into the water collecting tank 6 through the gas inlet pipe 7, at this time, the sludge is in contact with bubbles to rise so as to attach to the surface of the water body, when the moisture reaches the water outlet tank 39, at this time, the moisture enters the waste water collecting tank 41 through the water outlet tank 39, the sludge is blocked by the first filter layer 40, at this time, the worm 25 is driven to rotate along with the first rotating shaft 11, at this time, the worm 25 drives the worm wheel 27 to rotate, then the worm wheel 27 drives the second rotating shaft 26 to rotate, at this time, the mounting plate 28 drives the cleaning rods 29 to treat the sludge on the surface of the water body, at this time, along with the rotation of the cleaning rods 29, at this time, the sludge in the water collecting tank 6 gradually moves to the sludge pipe 46, finally, the air enters the treatment box 44, when the balancing weight 35 moves to the top of the second air bag 32 along with the rotation of the mounting plate 28, the second air bag 32 is extruded by the gravity of the balancing weight 35, the second air bag 32 is extruded to be smaller, then the air in the treatment box is input into the air distribution pipe 36 through the three-way pipe 33 and the communicating pipe 34, finally, the air is sprayed out of the spray nozzle 37, so that the surface of the cleaning rod 29 is cleaned, the sludge is prevented from accumulating on the surface of the cleaning rod 29, the sludge is prevented from accumulating in the equipment, meanwhile, the cleaning quality of the cleaning rod 29 can be ensured, when the balancing weight 35 moves to the bottom of the second air bag 32 along with the rotation of the mounting plate 28, the balancing weight 35 pulls the second air bag 32 to be inflated through the gravity of the balancing weight 35, so that the second air bag 32 is expanded again, the surface of the cleaning rod 29 is conveniently cleaned in a circulating way, when sludge and partial moisture enter the treatment tank 44, at this time, along with the rotation of the first rotating shaft 11, at this time, the first rotating shaft 11 drives the installation disc 42 to rotate, the installation disc 42 rotates in-process drives the connecting rod 43 and the extrusion block 45 to reciprocate, when the extrusion block 45 descends, the extrusion block 45 extrudes the sludge, thereby extruding the moisture in the sludge, the extruded moisture enters the waste water tank 53 through the second filter layer 48 through the inclined angle arranged in the treatment tank 44, then a user can enter the waste water tank 53 through opening the set cylinder 50, when the extrusion block 45 ascends, the push plate 51 moves into the through groove 47 at this time, the push plate 51 pushes the sludge extruded in the treatment tank 44, thereby enabling the sludge to enter the recovery tank 52, thereby completing the separation of the sludge and the moisture, ensuring the quality of sludge dehydration, and facilitating the subsequent incineration treatment of the sludge by the user.
The working principle of the invention is as follows:
referring to fig. 1-4, through the cooperation of the first magnet 14, the second magnet 15, the first air bag 18 and the third magnet 22, after the sludge is dehydrated through the screw conveying shaft 5, when the first magnet 14 moves to the bottom of the third magnet 22 along with the rotation of the mounting ring 13 after the sludge is blocked by the screening net 2 after long-time working, the first air bag 18 can spray the gas inside to the bottom of the screening net 2, and when the second magnet 15 moves to the bottom of the third magnet 22 along with the rotation of the mounting ring 13, the first air bag 18 can be inflated through the attractive force between the second magnet 15 and the third magnet 22, so that the cycle of cleaning the bottom of the screening net 2 is conveniently completed, and the quality and efficiency of equipment dehydration are ensured.
Further, referring to fig. 1, 2, 3, 5, 6 and 7 of the specification, through the cooperation of the cleaning rod 29, the second air bag 32, the balancing weight 35 and the spray nozzle 37, a user can treat part of the sludge remained inside the water collecting tank 6 through the cleaning rod 29, and can treat the surface of the cleaning rod 29 through the second air bag 32, so that the cleaning efficiency of the cleaning rod 29 can be ensured, and the sludge can be extruded through the extrusion block 45, so that the sludge can be dehydrated, and the quality of sludge dehydration is ensured.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The pretreatment equipment for harmless polluted soil sludge comprises a box body (1);
the screening net (2) is fixedly connected to the inner wall of the box body (1);
the first connecting block (3) is fixedly connected to one end of the box body (1), and a motor (4) is fixedly arranged in the first connecting block (3);
the spiral conveying shaft (5) is fixedly connected to the output end of the motor (4);
the water collecting tank (6) is arranged in the box body (1);
the gas inlet pipe (7) is fixedly connected to one end of the box body (1), and a valve (8) is fixedly arranged on the outer wall of the gas inlet pipe (7);
the method is characterized in that:
the novel air conditioner is characterized in that a driving gear (9) is fixedly connected to the outer wall of the output end of the motor (4), a chain (10) is meshed with the outer wall of the driving gear (9), a first rotating shaft (11) is rotatably connected to one end, close to the motor (4), of the box body (1), a driven gear (12) is fixedly connected to the outer wall of the first rotating shaft (11), two mounting rings (13) are symmetrically and fixedly connected to the outer wall of the first rotating shaft (11), first magnets (14) are fixedly connected to the tops of the two mounting rings (13), second magnets (15) are fixedly connected to the bottoms of the two mounting rings (13), a second connecting block (16) is fixedly connected to the inner wall of the box body (1), a first mounting groove (17) is formed in the second connecting block (16), a first air bag (18) is arranged in the first mounting groove (17), an air outlet pipe (19) is fixedly connected to the top of the first air bag (18), and an air inlet pipe (20) is fixedly connected to the top of the first air bag (18). The top of the first air bag (18) is fixedly connected with the second connecting block (16), and the bottom of the first air bag (18) is fixedly connected with a third magnet (22); the first magnet (14) and the third magnet (22) are mutually exclusive, the second magnet (15) and the third magnet (22) are mutually attracted, and the first magnet (14), the second magnet (15) and the third magnet (22) are neodymium magnets; the novel air conditioner is characterized in that a plurality of worms (25) are fixedly connected to the outer wall of the first rotating shaft (11) at equal intervals, a plurality of second rotating shafts (26) are rotatably connected to the inner wall of the box body (1), worm wheels (27) meshed with the worms (25) are fixedly connected to the outer wall of each second rotating shaft (26), two mounting plates (28) are symmetrically and fixedly connected to the outer wall of each second rotating shaft (26), cleaning rods (29) are fixedly connected to one ends, far away from the second rotating shafts (26), of the two mounting plates (28), second mounting grooves (30) are formed in the two mounting plates (28), limiting blocks (31) are fixedly connected to one ends, close to the second rotating shafts (26), of the limiting blocks (31), second air bags (32) are fixedly connected to the other ends of the limiting blocks (31), and two communicating pipes (34) are symmetrically and fixedly connected to the outer walls of the two mounting plates (28); the utility model discloses a cleaning device, including second gasbag (32), outer wall, connecting pipe (34) and supporting shoe (38), balancing weight (35) is connected with fixedly to the second gasbag (32) other end, and equal fixedly connected with gas distribution pipe (36) of two communicating pipe (34) other ends, gas distribution pipe (36) are towards outer wall equidistance fixedly connected with a plurality of shower nozzles (37) of cleaning rod (29), communicating pipe (34) are linked together with gas distribution pipe (36), equal fixedly connected with supporting shoe (38) of two communicating pipe (34) outer walls.
2. The pretreatment apparatus for harmless contaminated soil sludge according to claim 1, wherein: the screening net (2) top fixedly connected with inlet pipe (21), inlet pipe (21) top runs through and extends to box (1) outside, inlet pipe (21) and box (1) fixed connection, driving gear (9) are connected with driven gear (12) transmission through chain (10), first pivot (11) other end runs through and extends to box (1) outside.
3. The pretreatment apparatus for harmless contaminated soil sludge according to claim 1, wherein: one end of the air outlet pipe (19) faces to the bottom of the screening net (2), a one-way air outlet valve (23) is fixedly arranged on the outer wall of the air outlet pipe (19), and a one-way air inlet valve (24) is fixedly arranged on the outer wall of the air inlet pipe (20).
4. The pretreatment apparatus for harmless contaminated soil sludge according to claim 1, wherein: the water outlet tank (39) is formed in one end of the tank body (1), a first filter layer (40) is fixedly arranged on the inner wall of the water outlet tank (39), a waste water collecting box (41) is fixedly connected to one end of the tank body (1), and the water outlet tank (39) is communicated with the waste water collecting box (41).
5. The pretreatment apparatus for harmless contaminated soil sludge according to claim 4, wherein: the utility model discloses a treatment box, including second pivot (26), second pivot (42) other end fixedly connected with mounting disc (42), mounting disc (42) outer wall rotation is connected with connecting rod (43), box (1) outer wall fixedly connected with handles case (44), connecting rod (43) one end runs through and extends to inside handling case (44), connecting rod (43) one end articulates there is extrusion piece (45), box (1) is close to one end fixedly connected with mud pipe (46) of handling case (44), mud pipe (46) slightly are higher than play basin (39), logical groove (47) have been seted up on handling case (44) surface, handling case (44) surface fixed mounting has second filter layer (48), handling case (44) one end fixedly connected with third connecting block (49), third connecting block (49) top fixedly connected with cylinder (50), cylinder (50) output fixedly connected with push pedal (51), box (1) one end fixedly connected with collection box (52), inside seting up of handling case (44) basin (53).
6. The method for using the pretreatment equipment for harmless contaminated soil sludge according to any one of claims 1 to 5, wherein: step 1: when a user needs to treat sludge, the sludge is added into the equipment through a feed pipe (21), then a motor (4) is turned on to drive a spiral conveying shaft (5) to squeeze and dewater the sludge, and at the moment, part of the sludge and water fall into a water collecting tank (6) through a screening net (2);
step 2: when step 1 goes on, driving gear (9) drives driven gear (12) and first pivot (11) through chain (10) and rotates this moment, first pivot (11) drive first magnet (14) and second magnet (15) are rotatory this moment, when first magnet (14) rotate and be close to third magnet (22), first magnet (14) promote third magnet (22) and extrude first gasbag (18) this moment, first gasbag (18) clear up partial mud that sieves net (2) bottom and pile up this moment, when second magnet (15) are close to third magnet (22), third magnet (22) pulling first gasbag (18) aerifys this moment, thereby guarantee to sieve net (2) clear circulation.
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| CN115532007A (en) * | 2022-09-17 | 2022-12-30 | 鸿厦建设有限公司 | Dust fall equipment is used in green construction in building site |
| CN115893161A (en) * | 2022-12-19 | 2023-04-04 | 苏州嘉利安电梯部件有限公司 | Elevator suspension device with protection effect |
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