CN114904306B - Sewage treatment device and working method - Google Patents

Sewage treatment device and working method Download PDF

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Publication number
CN114904306B
CN114904306B CN202210332969.3A CN202210332969A CN114904306B CN 114904306 B CN114904306 B CN 114904306B CN 202210332969 A CN202210332969 A CN 202210332969A CN 114904306 B CN114904306 B CN 114904306B
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CN
China
Prior art keywords
filter screen
housing
filter
sewage
shell
Prior art date
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CN202210332969.3A
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Chinese (zh)
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CN114904306A (en
Inventor
王磊
王婷
王丹石
焦文海
姚阔为
徐跃
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Jinan Municipal Engineering Design and Research Institute Group Co Ltd
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Jinan Municipal Engineering Design and Research Institute Group Co Ltd
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Priority to CN202210332969.3A priority Critical patent/CN114904306B/en
Publication of CN114904306A publication Critical patent/CN114904306A/en
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Publication of CN114904306B publication Critical patent/CN114904306B/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/01Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
    • B01D29/03Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/50Filters 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
    • B01D29/52Filters 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 in parallel connection
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/62Regenerating the filter material in the filter
    • B01D29/64Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
    • B01D29/6469Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers
    • B01D29/6484Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers with a translatory movement with respect to the filtering element
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/001Processes for the treatment of water whereby the filtration technique is of importance
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/10Biological treatment of water, waste water, or sewage

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Filtration Of Liquid (AREA)

Abstract

The invention provides a sewage treatment device and a working method, which relate to the field of sewage treatment and comprise a filtering assembly, wherein the filtering assembly comprises a filtering shell and a filter screen, the filter screen is positioned in the filtering shell, and the filter screen is circumferentially connected with the filtering shell through a supporting net; a guide mechanism is arranged between the filter screen and the inlet of the filter shell, the guide mechanism comprises a rotating shaft and guide plates, the rotating shaft is circumferentially connected with a plurality of guide plates distributed along the radial direction, and the guide plates can rotate around the rotating shaft so as to guide and disperse water flow flowing to the filter screen; to the easy damage and the quick problem of inefficacy when present filter screen handles sewage, set up the deflector and lead to the sewage rivers and disperse in order to reduce the impact effect to the filter screen, utilize filter screen and the supporting network of concatenation to filter sewage rivers jointly, supporting network lug connection filter housing can guarantee its intensity, conveniently bear the weight of the impurity of filtering out, reduce the load of central point put the filter screen, improve filtration efficiency.

Description

Sewage treatment device and working method
Technical Field
The invention relates to the field of sewage treatment, in particular to a sewage treatment device and a working method.
Background
The sewage refers to the discharged water from life and production, the water which is polluted by a certain degree and loses the original use function is simply called sewage, mainly the water after life use contains more organic matters, the treatment is easier, the sewage treatment is the process of purifying the sewage to ensure that the sewage meets the water quality requirement of being discharged into a certain water body or reused, the sewage can be defined as the liquid or water which is discharged from houses, institutions, businesses or industrial areas and mixed with groundwater, surface water, storm snow and the like and carries wastes, and the sewage is of various types, the influence of the sewage on the environment is correspondingly reduced, and the sewage treatment is widely applied to various fields of construction, agriculture, transportation, energy, petrifaction, environmental protection, urban landscapes, medical treatment, catering and the like and also increasingly enters the daily life of common people.
At present, sewage treatment frequently uses the filter screen to carry out filtration treatment, disclosed in the patent application of publication No. CN 111573895A is a sewage treatment device convenient to clear up the filter screen for urban sewage treatment, filter screen and aftertreatment mixed structure convenient to dismouting have been set up, the filter screen is easy to block up during the use, sewage rivers carry the damage that impurity direct impact filter screen easily caused the filter screen, influence sewage treatment's efficiency, though can guarantee filtration efficiency through the dismouting change filter screen, but still can't solve the problem that filter screen duration is short and easy to become invalid, and when solving the problem that the filter screen blockked up, need shut down to change, be difficult to satisfy sewage treatment's continuity demand. In addition, the existing sewage treatment device is inconvenient to add medicines, and the contact area of the liquid medicine and sewage is small, so that the sewage treatment is inconvenient.
Disclosure of Invention
The invention aims at overcoming the defects of the prior art, and provides a sewage treatment device and a working method, wherein a guide plate is arranged to guide and disperse sewage flow so as to reduce the impact effect on a filter screen, the spliced filter screen and a support screen are utilized to jointly filter the sewage flow, the support screen is directly connected with a filter shell to ensure the strength of the filter shell, the filtered impurities are conveniently borne, the load of the filter screen at the central position is reduced, the failure speed of the filter screen is slowed down, and the filtering efficiency is improved.
The first object of the invention is to provide a sewage treatment device, which adopts the following scheme:
the filter comprises a filter assembly, wherein the filter assembly comprises a filter shell and a filter screen, the filter screen is positioned in the filter shell, and the filter screen is circumferentially connected with the filter shell through a support screen; be equipped with guiding mechanism between filter screen and the filter housing entry, guiding mechanism includes axis of rotation and deflector, and the axis of rotation circumference is connected with a plurality of deflector along radial distribution, and the deflector can revolute the axis of rotation to the rivers that flow to the filter screen are directed and dispersed.
Further, the supporting net is of a bending structure, grooves distributed around the filter screen are formed in the supporting net combined with the inner wall of the filter shell, the openings of the grooves face one side of the opening of the filter shell, and the filter screen is flush with the openings of the grooves.
Further, along filter the casing entry to the outlet direction on, at least two filter screens are arranged in proper order in the filter casing, and every filter screen is connected through the support net respectively and is filtered the casing, and every filter screen and the section of corresponding support net all cover the filter casing.
Further, a plurality of cleaning scrapers which are abutted against the filter screen are arranged in the filter shell, and the cleaning scrapers are connected with the filter shell through a reciprocating driving mechanism so as to drive all the cleaning scrapers to synchronously move along the plane where the filter screen is located, so that the filter screen is cleaned.
Further, the device also comprises a processing component and a dosing component, wherein the processing component is in butt joint with the outlet of the filtering shell through a connecting pipe, and the dosing component is communicated with the processing component.
Further, the processing assembly comprises a processing shell and a stirring mechanism, the stirring mechanism comprises a plurality of stirring shafts and stirring blades, one end of each stirring shaft extends into the processing shell, all stirring shafts are distributed at intervals and synchronously rotate, and the stirring blades are located in the processing shell and are connected with the stirring shafts.
Further, the dosing assembly comprises a dosing shell, a movable shell and a dosing pump, wherein the movable shell is connected above the processing assembly through a movable pair, the dosing pump is arranged on the movable shell, one end of the dosing pump is communicated with the dosing shell containing liquid medicine, and the other end of the dosing pump is communicated with the processing assembly.
Further, the dosing shell is matched with a mixing mechanism, the mixing mechanism comprises a mounting shaft, a limiting shell and a rotating plate, a first mixing column is connected to the mounting shaft, one end of the mounting shaft penetrates into the dosing shell and is in butt joint with the rotating plate, the limiting shell is annular and sleeved outside the mounting shaft, a second mixing column is connected between the rotating plate and the limiting shell to form a conical disturbance structure, and the limiting shell and the mounting shaft are respectively connected with the dosing shell in a rotating mode.
A second object of the present invention is to provide a method of operating a sewage treatment apparatus as described above, comprising the steps of:
the sewage to be treated is introduced into the inlet of the filtering shell, and the sewage flow is dispersed under the action of the guide mechanism;
the filter screen and the supporting net are used for filtering the dispersed sewage flow, the filtered sewage flow is conveyed to the outlet of the filter shell, and the filtered impurities are accumulated on the filter screen and the supporting net;
the impurities accumulated on the filter screen move to the support screen under the action of the water flow.
Further, the guide plate rotates around the rotating shaft under the action of the sewage flow, and the water flow acted on the guide plate is guided and dispersed, so that the sewage is uniformly covered on the filter screen and the support screen.
Compared with the prior art, the invention has the advantages and positive effects that:
(1) To the easy damage and the quick problem of inefficacy when present filter screen treatment sewage, set up the deflector and lead to the effect of impact to the filter screen with the dispersion in order to reduce to the filter screen to the sewage rivers, utilize the filter screen of concatenation and supporting network to filter the sewage rivers jointly, supporting network lug connection filters the casing and can guarantee its intensity, conveniently bear the impurity that filters out, reduce the load of central point put the filter screen to slow down filter screen failure rate, improve filtration efficiency.
(2) Utilize filtration can carry out filtration to sewage, the follow-up processing of the sewage of being convenient for can adopt cleaning scraper to clean the filter screen simultaneously, solved the easy problem of blockking up of current sewage treatment plant filter screen, prevent that the filter screen from blockking up and influencing sewage treatment's efficiency.
(3) The liquid medicine can fully contact with the sewage through the treatment structure, so that the problem that the treatment efficiency is affected due to the small contact area between the liquid medicine and the sewage in the traditional sewage treatment device is solved, and the sewage treatment is facilitated; in addition, the chemical adding structure is combined to facilitate chemical adding into the sewage, so that the sewage is convenient to treat, the problem that the traditional sewage treatment is inconvenient to mix liquid medicine and the effect of sewage treatment is affected is solved, the liquid medicine can be uniformly added into the sewage, and the liquid medicine is convenient to blend and add.
(4) The cleaning scraping plate can clean the garbage filtered out on the filter screen onto the supporting net, the position of the supporting net is sunken to be accommodated, and the garbage is prevented from returning to the filter screen area in the sewage impact process, so that the blockage of the filter screen is reduced, the efficiency of sewage treatment is prevented from being influenced by the blockage of the filter screen, and sewage treatment is facilitated.
(5) To adding medicine casing configuration mixing mechanism, mixing mechanism adopts the combination of mixing column and toper disturbance mechanism, toper disturbance structure corresponds the bottom that adds medicine casing, conveniently carries out turbine formula disturbance to the liquid medicine of depositing in the bottom, improves liquid medicine mixing efficiency, and first mixing column combines the installation axle to adding medicine casing middle part, upper portion's part to disturbance, guarantees the liquid medicine degree of consistency of output to processing assembly, combines the liquid feeding pump that removes the medicine, and then guarantees the distribution degree of consistency of handling the liquid medicine in the casing, improves treatment effeciency.
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 invention.
FIG. 1 is a schematic view showing the construction of a sewage treatment apparatus according to embodiment 1 or 2 of the present invention;
FIG. 2 is a schematic view showing the overall internal structure of the sewage treatment apparatus according to the embodiment 1 or 2 of the present invention;
FIG. 3 is a schematic diagram showing the overall side view of the sewage treatment apparatus according to the embodiment 1 or 2 of the present invention;
fig. 4 is a schematic view showing the positional relationship among the first motor, the main bevel gear, the auxiliary bevel gear, the main sprocket, the first chain, the auxiliary sprocket and the first screw post in embodiment 1 or 2 of the present invention;
FIG. 5 is a schematic view showing the positional relationship among the sliding plate, the stopper post and the first screw post according to embodiment 1 or 2 of the present invention;
FIG. 6 is a schematic view showing the positional relationship among a second motor, a first sprocket, a second chain, a second sprocket, a stirring shaft and stirring vanes in embodiment 1 or 2 of the present invention;
fig. 7 is a schematic view showing the positional relationship among the second screw post, the moving plate, the connecting post and the connecting plate in embodiment 1 or 2 of the present invention;
FIG. 8 is a schematic view showing the positional relationship among the rotary plate, the second mixing column and the limiting housing in embodiment 1 or 2 of the present invention;
FIG. 9 is a schematic view showing the positional relationship between the rotating plate and the supporting ball in embodiment 1 or 2 of the present invention;
fig. 10 is a partially enlarged schematic view at a in fig. 3.
Wherein, 1, a supporting plate; 2. a sliding wheel set; 3. a filter housing; 4. a filter screen; 5. a support net; 6. a feeding tube; 7. a rotating shaft; 8. a guide plate; 9. a limit column; 10. a sliding plate; 11. a first threaded post; 12. a cleaning blade; 13. a mounting shell; 14. a first motor; 15. a main bevel gear; 16. a secondary bevel gear; 17. a main sprocket; 18. a first chain; 19. a secondary sprocket; 20. a processing housing; 21. a connecting pipe; 22. transferring a water pump; 23. a fixed housing; 24. a second motor; 25. a first sprocket; 26. a second chain; 27. a second sprocket; 28. a stirring shaft; 29. stirring the leaves; 30. a dosing housing; 31. a first liquid adding pipe; 32. a liquid adding pump; 33. a support column; 34. an auxiliary housing; 35. a third motor; 36. a second threaded post; 37. a moving plate; 38. a connecting column; 39. a connecting plate; 40. a movable housing; 41. a second liquid adding pipe; 42. a fourth motor; 43. a mounting shaft; 44. a first mixing column; 45. a rotating plate; 46. supporting the ball; 47. a second mixing column; 48. a limit housing; 49. and a limiting ring plate.
Detailed Description
Example 1
In an exemplary embodiment of the present invention, as shown in fig. 1 to 10, a sewage treatment apparatus is provided.
The sewage treatment device shown in fig. 1 is used for filtering, dosing and reacting sewage, and is particularly used for sewage treatment in a large sewage treatment station. The guide plates 8 are arranged to guide and disperse the sewage flow so as to reduce the impact on the filter screen 4, the spliced filter screen 4 and the support net 5 are utilized to jointly filter the sewage flow, the support net 5 is directly connected with the filter shell 3 so as to ensure the strength of the filter shell, the filtered impurities are conveniently carried, the load of the filter screen 4 at the central position is reduced, the failure speed of the filter screen 4 is slowed down, and the filtering efficiency is improved; the treatment assembly can make the liquid medicine fully contact with sewage, solves the problem that the treatment efficiency is affected due to the small contact area between the liquid medicine and the sewage in the existing sewage treatment device, and is convenient for sewage treatment; in addition, the chemical adding component is combined to facilitate chemical adding into the sewage, so that the sewage is convenient to treat, the problem that the traditional sewage treatment is inconvenient to mix liquid medicine and the effect of sewage treatment is affected is solved, the liquid medicine can be uniformly added into the sewage, and the liquid medicine is convenient to blend and add.
Specifically, referring to fig. 1 to 3, the sewage treatment device mainly includes backup pad 1, slip wheelset 2 and filtration subassembly, filtration subassembly includes filter housing 3, filter screen 4, support net 5, charging tube 6, axis of rotation 7, deflector 8, spacing post 9, slide plate 10, first screw thread post 11 and cleaning blade 12, the equal rigid coupling in backup pad 1 bottom four corners department has slip wheelset 2, filter housing 3 rigid coupling in backup pad 1 top, filter housing 3 inner wall rigid coupling filter screen 4, filter screen 4 bottom rigid coupling has two symmetrically distributed's support net 5, and two support nets 5 rigid coupling respectively in filter housing 3 inner chamber lateral wall, filter housing 3 top rigid coupling charging tube 6, filter housing 3 inner chamber lateral wall rotation connects axis of rotation 7, axis of rotation 7 surface rigid coupling deflector 8, filter housing 3 inner chamber lateral wall rigid coupling spacing post 9, spacing post 9 surface sliding connection slide plate 10, slide plate 10 threaded connection is in first screw thread post 11 surface, first screw thread post 11 one end is connected with drive assembly, slide plate 10 bottom rigid coupling cleaning blade 12.
Through above-mentioned technical scheme, utilize filter unit to filter the treatment to sewage, the subsequent treatment of sewage of being convenient for, can clean filter screen 4 simultaneously, prevent that filter screen 4 from blockking up and influencing sewage treatment's efficiency, when using, sewage lets in filtering shell 3 through filling tube 6, utilize deflector 8 can be to sewage water conservancy diversion this moment, avoid sewage direct impact filter screen 4, reduce the wearing and tearing of filter screen 4, increase the life of filter screen 4, then utilize filter screen 4 and supporting network 5 can filter the treatment to sewage, simultaneously utilize first motor 14 can drive main bevel gear 15 rotation, thereby drive vice bevel gear 16 rotation, and then drive main sprocket 17 rotation, can drive first chain 18 rotation when main sprocket 17 and vice sprocket 19 rotate, can drive the first screw thread post 11 of both sides simultaneously rotate, first screw thread post 11 can drive slide plate 10 along spacing post 9 when rotating, can drive clean scraper 12 syntropy when slide plate 10 moves, clean scraper 12 can filter the rubbish of filtering out on 4 to supporting network 5 on the supporting network, prevent to influence the treatment efficiency of sewage, the filter screen is prevented to filter screen 4 to be convenient for handle.
As shown in fig. 4, the driving assembly includes a mounting housing 13, a first motor 14, a main bevel gear 15, a secondary bevel gear 16, a main chain 17, a first chain 18 and a secondary sprocket 19, the mounting housing 13 is fixedly connected to one side of the filtering housing 3, the bottom of the inner cavity of the mounting housing 13 is fixedly connected to the first motor 14, the output end of the first motor 14 is fixedly connected to the main bevel gear 15, the side surface of the main bevel gear 15 is meshed with the secondary bevel gear 16, one side of the secondary bevel gear 16 is fixedly connected to the main sprocket 17, the side surface of the main chain 17 is meshed with the first chain 18, the first chain 18 is meshed with the side surface of the secondary sprocket 19, the main chain 17 and one side of the secondary sprocket 19 are fixedly connected with the first threaded columns 11, when the filter screen 4 is cleaned, the first motor 14 can drive the main bevel gear 15 to rotate, the secondary bevel gear 16 is driven to rotate, the main sprocket 17 is driven to rotate, the first chain 18 is driven to rotate when the main chain 17 is driven to rotate, and the secondary sprocket 19 is driven to rotate.
Specifically, as shown in fig. 2, fig. 3 and fig. 5, filter casing 3 inner wall rigid coupling has two filter screens 4 that distribute from top to bottom, the cross-section of support net 5 is L shape structure, filter casing 3 inner chamber lateral wall rigid coupling has four spacing posts 9 that are rectangular structure and distribute, two spacing holes of symmetric distribution have been seted up to slide plate 10, spacing post 9 one end runs through spacing hole and rigid coupling in filter casing 3 inner chamber lateral wall, spacing post 9 can inject slide plate 10's removal orbit, filter casing 3 one side has seted up the rotation hole, first screw post 11 one end rotation is connected in filter casing 3 inner chamber lateral wall, first screw post 11 other end runs through the rotation hole and extends to installation casing 13 inner chamber department, filter casing 3 inner chamber lateral wall rotation is connected with two rotation shafts 7 of symmetric distribution, the deflector 8 that the 7 surface rigid coupling of axis of rotation has a plurality of to be annular array distribution, filter casing 3 top surface has seted up the charge door, filter casing 3 openly articulates there is the clearance door, can be cleared up the rubbish of filtering out from filter casing 3 through the clearance door.
As shown in fig. 2 and 3, the treatment assembly comprises a treatment housing 20, a connecting pipe 21, a transfer water pump 22, a fixed housing 23, a second motor 24, a first sprocket 25, a second sprocket 26, a second sprocket 27, a stirring shaft 28 and a stirring blade 29, wherein the treatment housing 20 is fixedly connected to the top of the support plate 1, the connecting pipe 21 is fixedly connected to one side of the treatment housing 20, the connecting pipe 21 is fixedly connected to the water outlet end of the transfer water pump 22, the transfer water pump 22 is fixedly connected to the top of the support plate 1, the top of the treatment housing 20 is fixedly connected with the fixed housing 23, the top of the inner cavity of the fixed housing 23 is fixedly connected with the second motor 24, the output end of the second motor 24 is fixedly connected with the first sprocket 25, the side of the first sprocket 25 is in meshed connection with the second sprocket 26, the second sprocket 26 is in meshed connection with the side of the second sprocket 27, the bottoms of the first sprocket 25 and the second sprocket 27 are fixedly connected with the stirring shaft 28, and the surface of the stirring shaft 28 is fixedly connected with the stirring blade 29.
Through above-mentioned technical scheme, can make the liquid medicine fully contact with sewage through the processing subassembly, improved sewage treatment's efficiency, be convenient for sewage treatment's going on, second motor 24 can drive first sprocket 25 rotation when using, thereby drive second chain 26 rotation, and then drive second sprocket 27 rotation, can drive the (mixing) shaft 28 rotation of both sides when first sprocket 25 and second sprocket 27 rotate, can drive (mixing) blade 29 rotation when (mixing) shaft 28 rotates, utilize (mixing) shaft 28 and (mixing) blade 29 to stir sewage and liquid medicine in the processing casing 20, make liquid medicine fully contact with sewage, increase sewage treatment's efficiency.
Specifically, as shown in fig. 3 and 6, the top surface of the treatment housing 20 is provided with a preset hole, the bottom end of the stirring shaft 28 penetrates through the preset hole and extends to the inner cavity of the treatment housing 20, a plurality of stirring blades 29 uniformly distributed are fixedly connected to the surface of the stirring shaft 28, a first mounting opening is formed in one side of the treatment housing 20, which is close to the filtration housing 3, one end of the connecting pipe 21 penetrates through the first mounting opening and extends to the inner cavity of the treatment housing 20, the water inlet end of the transfer water pump 22 is fixedly connected to one side of the filtration housing 3, a second mounting opening is formed in one side of the filtration housing 3, which is close to the treatment housing 20, the water inlet end of the transfer water pump 22 penetrates through the second mounting opening and extends to the inner cavity of the filtration housing 3, and a drain pipe assembly is mounted on the front surface of the treatment housing 20, so that liquid in the treatment housing 20 can be discharged through the drain pipe assembly.
As shown in fig. 2 and 3, the medicine adding assembly comprises a medicine adding housing 30, a first liquid adding pipe 31, a liquid adding pump 32, a support column 33, an auxiliary housing 34, a third motor 35, a second threaded column 36, a moving plate 37, a connecting column 38, a connecting plate 39, a moving housing 40 and a second liquid adding pipe 41, wherein the medicine adding housing 30 is fixedly connected to the top of the support plate 1, a mixing assembly is arranged at the inner cavity of the medicine adding housing 30, one side of the medicine adding housing 30 is fixedly connected with the first liquid adding pipe 31, the first liquid adding pipe 31 is fixedly connected to the water inlet end of the liquid adding pump 32, the support column 33 is fixedly connected to the top of the processing housing 20, the top end of the support column 33 is fixedly connected with the auxiliary housing 34, one side of the auxiliary housing 34 is fixedly connected with the third motor 35, the output end of the third motor 35 is fixedly connected with the second threaded column 36, the surface of the second threaded column 36 is in threaded connection with the moving plate 37, the top of the moving plate 37 is fixedly connected with the connecting column 38, the side of the moving plate 37 is fixedly connected with the connecting plate 39, the connecting column 38 and the connecting plate 39 is fixedly connected to the inner side of the moving housing 40, the top of the moving housing 40 is fixedly connected with the liquid adding pump 32, the water outlet end of the pump 32 is fixedly connected with the moving housing 40, the top of the liquid adding pump 40 is fixedly connected with the top of the moving housing 40, the top surface of the liquid adding pipe 41 is fixedly connected with the top surface of the liquid adding pipe 41, and is connected with the liquid adding surface of the second housing 20.
Through the above technical scheme, can be convenient for add the medicine to sewage in through adding the medicine subassembly, be convenient for handle sewage, make in the liquid medicine can even add sewage, be convenient for the allotment and the medicine of liquid medicine, when using, utilize liquid pump 32 and first liquid feeding pipe 31 can add the liquid medicine that adds the medicine casing 30 in the allotment in, simultaneously third motor 35 drives second screw thread post 36 rotation, thereby drive movable plate 37 and remove, can drive spliced pole 38 and connecting plate 39 equidirectional removal when movable plate 37 removes, and then drive movable housing 40 equidirectional removal, and then drive second liquid feeding pipe 41 equidirectional removal, can add the liquid medicine in the movable housing 40 in the processing housing 20 through second liquid feeding pipe 41 this moment, make in the liquid medicine can comparatively even add the processing housing 20, be convenient for the mixture of liquid medicine and sewage.
As shown in fig. 3, the mixing assembly includes a fourth motor 42, a mounting shaft 43, a first mixing column 44, a rotating plate 45, a supporting ball 46, a second mixing column 47, a limiting shell 48 and a limiting ring plate 49, the second liquid adding tube 41 is fixedly connected to the top surface of the dosing shell 30, the output end of the fourth motor 42 is fixedly connected to the mounting shaft 43, the surface of the mounting shaft 43 is fixedly connected to the first mixing column 44, the bottom end of the mounting shaft 43 is fixedly connected to the rotating plate 45, the bottom of the rotating plate 45 is rotationally connected to the supporting ball 46, the supporting ball 46 is slidably connected to the bottom surface of the dosing shell 30, the top of the rotating plate 45 is fixedly connected to the second mixing column 47, one end of the second mixing column 47 is fixedly connected to the limiting shell 48, the inner wall of the limiting shell 48 is slidably connected to the surface of the limiting ring plate 49, the limiting ring plate 49 is fixedly connected to the inner cavity side wall of the dosing shell 30, when the liquid medicine is configured, the components forming the liquid medicine are sequentially added into the dosing shell 30, then the fourth motor 42 is utilized to drive the mounting shaft 43 to rotate, at this time, the first mixing column 44 is driven to rotate, the rotating plate 45 can be driven to rotate at the same time, the second mixing column 45 is driven to rotate, the second mixing column 47 is driven to rotate, the first mixing column 45 is driven to rotate, the supporting ball 46 is further rotate, the supporting ball 46 is rotatably, and the second mixing column 45 is rotatably driven to rotate, and the second mixing column 45 is further rotatably driven to rotate and the limiting column 45.
Specifically, as shown in fig. 2, 3 and 7, two symmetrically distributed positioning columns are fixedly connected to the inner cavity side wall of the auxiliary housing 34, two symmetrically distributed positioning holes are formed in the moving plate 37, one end of each positioning column penetrates through each positioning hole and is fixedly connected to the inner cavity side wall of the auxiliary housing 34, the second threaded column 36 can drive the moving plate 37 to move along the positioning column when rotating, at this moment, the positioning column can limit the moving track of the moving plate 37, a mounting hole is formed in one side of the auxiliary housing 34, one end of each second threaded column 36 penetrates through the mounting hole and is rotatably connected to the inner cavity side wall of the auxiliary housing 34, four supporting columns 33 which are distributed in a rectangular structure are fixedly connected to the bottom of the auxiliary housing 34, a medicine adding port is formed in the top surface of the processing housing 20, the bottom end of each second liquid adding pipe 41 penetrates through the medicine adding port and extends to the inner cavity of the processing housing 20, a first connecting port is formed in the top surface of the auxiliary housing 34, the top end of each connecting column 38 penetrates through the first connecting port and is fixedly connected to the inner side of the moving housing 40, a second connecting port is formed in the side of the auxiliary housing 34, and one side of the second connecting port is formed in the side of the auxiliary housing 39, and one side of the second connecting port penetrates through the second connecting plate and is fixedly connected to the inner wall of the second connecting plate 39.
Specifically, as shown in fig. 8, 9 and 10, a fixing hole is formed in the top surface of the dosing housing 30, the bottom end of the mounting shaft 43 penetrates through the fixing hole and extends to the inner cavity of the dosing housing 30, a plurality of first mixing columns 44 are fixedly connected to the surface of the mounting shaft 43, a plurality of second mixing columns 47 distributed in an annular array are fixedly connected to the top of the rotating plate 45, the second mixing columns 47 are obliquely arranged, the cross section of the limiting ring plate 49 is of a T-shaped structure, the rotating track of the second mixing columns 47 can be limited through the limiting housing 48 and the limiting ring plate 49, a discharge pipe assembly is mounted on one side of the dosing housing 30, a feeding pipe assembly is mounted on the top surface of the dosing housing 30, and liquid in the dosing housing 30 can be discharged through the discharge pipe assembly.
Example 2
In another exemplary embodiment of the present invention, as shown in fig. 1 to 10, a method of operating a sewage treatment apparatus is provided.
The working method comprises the following steps:
the sewage to be treated is introduced into the inlet of the filtering shell 3, and the sewage flow is dispersed under the action of the guide mechanism;
the guide plate 8 rotates around the rotating shaft 7 under the action of sewage flow, and the water flow acting on the guide plate 8 is guided and dispersed, so that the sewage is uniformly covered on the filter screen 4 and the support screen 5;
the filter screen 4 and the support screen 5 are used for filtering the dispersed sewage water flow, the filtered water flow is conveyed to the outlet of the filter shell 3, and the filtered impurities are accumulated in the filter screen 4 and the support screen 5;
the foreign matter accumulated on the filter net 4 moves to the support net 5 by the water flow.
Specifically, with reference to fig. 1-10, the working method includes the following steps:
firstly, preparing treatment liquid medicine, sequentially adding components forming the liquid medicine into a medicine adding shell 30, then driving a mounting shaft 43 to rotate by using a fourth motor 42, driving a first mixing column 44 and a second mixing column 47 to rotate, and stirring the liquid medicine by using the first mixing column 44 and the second mixing column 47 to fully mix the liquid medicine;
step two, filtering treatment, namely introducing sewage into the filtering shell 3, filtering the sewage through the filter screen 4 and the supporting net 5, filtering solid wastes in the sewage, simultaneously driving the main bevel gear 15 to rotate by using the first motor 14, driving the auxiliary bevel gear 16 to rotate, driving the main chain wheel 17 to rotate by rotating the auxiliary bevel gear 16, driving the first chain 18 to rotate, driving the auxiliary chain wheel 19 to rotate, driving the first threaded column 11 to rotate when the main chain wheel 17 and the auxiliary chain wheel 19 rotate, driving the sliding plate 10 and the cleaning scraping plate 12 to move when the first threaded column 11 rotates, cleaning the filter screen 4 by using the cleaning scraping plate 12, and preventing the filter screen 4 from being blocked;
step three, adding medicine, namely pumping the filtered sewage in the filtering shell 3 into the processing shell 20 by using the transfer water pump 22 and the connecting pipe 21, then adding the mixed medicine liquid in the medicine adding shell 30 into the processing shell 20 by using the liquid adding pump 32 and the first liquid adding pipe 31, driving the second threaded column 36 to rotate by using the third motor 35 during medicine adding, driving the moving plate 37 to move when the second threaded column 36 rotates, driving the connecting column 38 and the connecting plate 39 to move in the same direction, driving the moving shell 40 and the second liquid adding pipe 41 to move in the same direction, adding the medicine liquid into the moving shell 40 by using the liquid adding pump 32, uniformly adding the medicine liquid into the processing shell 20 by using the second liquid adding pipe 41, driving the first chain wheel 25 to rotate by using the second motor 24, driving the second chain 26 to rotate, driving the second chain wheel 27 to rotate, driving the stirring shaft 28 and the stirring blade 29 to rotate when the first chain wheel 25 and the second chain wheel 27 rotate, stirring the sewage in the processing shell 20 by using the stirring shaft 28 and the stirring blade 29, and fully contacting the sewage with the sewage and the medicine liquid to process.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. 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 (7)

1. The sewage treatment device is characterized by comprising a filtering assembly, wherein the filtering assembly comprises a filtering shell and a filter screen, the filter screen is positioned in the filtering shell, and the filter screen is circumferentially connected with the filtering shell through a supporting screen; a guide mechanism is arranged between the filter screen and the inlet of the filter shell, the guide mechanism comprises a rotating shaft and guide plates, the rotating shaft is circumferentially connected with a plurality of guide plates distributed along the radial direction, and the guide plates can rotate around the rotating shaft so as to guide and disperse water flow flowing to the filter screen;
the support net is of a bending structure, grooves distributed around the filter screen are formed by combining the support net with the inner wall of the filter shell, the openings of the grooves face one side of the opening of the filter shell, and the filter screen is flush with the openings of the grooves;
at least two filter screens are sequentially arranged in the filter housing along the direction from the inlet to the outlet of the filter housing, each filter screen is connected with the filter housing through a support screen, and each filter screen and the corresponding support screen cover the section of the filter housing;
a plurality of cleaning scrapers which are abutted against the filter screen are arranged in the filter shell, and the cleaning scrapers are connected with the filter shell through a reciprocating driving mechanism so as to drive all the cleaning scrapers to synchronously move along the plane where the filter screen is located, so that the filter screen is cleaned.
2. The wastewater treatment apparatus of claim 1, further comprising a treatment assembly and a dosing assembly, wherein the treatment assembly is coupled to the filter housing outlet via a connecting tube, and wherein the dosing assembly is coupled to the treatment assembly.
3. The wastewater treatment apparatus of claim 2, wherein the treatment assembly comprises a treatment housing and a stirring mechanism, the stirring mechanism comprises a plurality of stirring shafts and stirring blades, one end of each stirring shaft extends into the treatment housing, all stirring shafts are distributed at intervals and synchronously rotate, and the stirring blades are positioned in the treatment housing and connected with the stirring shafts.
4. The sewage treatment apparatus of claim 2, wherein the dosing assembly comprises a dosing housing, a movable housing and a dosing pump, the movable housing is connected above the treatment assembly by a movable pair, the dosing pump is mounted on the movable housing, one end of the dosing pump is communicated with the dosing housing containing the liquid medicine, and the other end is communicated with the treatment assembly.
5. The sewage treatment apparatus of claim 4, wherein the dosing housing is fitted with a mixing mechanism, the mixing mechanism comprises a mounting shaft, a limiting housing and a rotating plate, the mounting shaft is connected with a first mixing column, one end of the mounting shaft extends into the dosing housing and is in butt joint with the rotating plate, the limiting housing is annularly sleeved outside the mounting shaft, a second mixing column is connected between the rotating plate and the limiting housing to form a conical disturbance structure, and the limiting housing and the mounting shaft are respectively in rotational connection with the dosing housing.
6. A method of operating a sewage treatment plant as claimed in any one of claims 1 to 5, comprising the steps of:
the sewage to be treated is introduced into the inlet of the filtering shell, and the sewage flow is dispersed under the action of the guide mechanism;
the filter screen and the supporting net are used for filtering the dispersed sewage flow, the filtered sewage flow is conveyed to the outlet of the filter shell, and the filtered impurities are accumulated on the filter screen and the supporting net;
the impurities accumulated on the filter screen move to the support screen under the action of the water flow.
7. The method of claim 6, wherein the guide plate rotates around the rotation axis under the action of the sewage flow to guide and disperse the flow of the sewage applied to the guide plate so as to uniformly cover the filter screen and the support screen.
CN202210332969.3A 2022-03-31 2022-03-31 Sewage treatment device and working method Active CN114904306B (en)

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CN213171751U (en) * 2020-08-11 2021-05-11 李江平 Multiple sewage treatment device
CN213680198U (en) * 2020-11-24 2021-07-13 刘甜 Chemical industry environmental protection sewage treatment filter equipment
CN113173652A (en) * 2021-04-26 2021-07-27 武汉越源环保科技有限公司 Environment-friendly industrial wastewater treatment device
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN208071474U (en) * 2018-01-19 2018-11-09 嘉兴市远大纺织印染有限公司 A kind of regulating reservoir
CN109264910A (en) * 2018-11-18 2019-01-25 朱茶香 A kind of sewage-treatment plant being conveniently replaceable filter screen
CN211847541U (en) * 2020-01-19 2020-11-03 中国环境科学研究院 A laboratory sewage treatment device
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