CN216039150U

CN216039150U - Rural domestic sewage treatment equipment based on MBR technology

Info

Publication number: CN216039150U
Application number: CN202122014097.XU
Authority: CN
Inventors: 周兆和; 李杭
Original assignee: Huande Fujian Environmental Protection Technology Co ltd
Current assignee: Huande Fujian Environmental Protection Technology Co ltd
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2022-03-15
Anticipated expiration: 2031-08-25

Abstract

The utility model relates to the technical field of sewage treatment equipment, in particular to rural domestic sewage treatment equipment based on an MBR technology, which comprises a filter tank, a flocculation device and an MBR tank, wherein the filter tank is provided with a grating plate, the filter tank is provided with a cleaning device, the cleaning device comprises a driving device and a guide rail, the guide rail is slidably connected with a slide block, the slide block is connected with a slide plate, the slide plate is connected with an installation frame, the installation frame is connected with a scraping block, the scraping block is provided with a long hole and a gap, the gap is communicated with the long hole, the scraping block is connected with a bolt, and the bolt penetrates through the long hole and is in threaded connection with the installation frame. The sliding plate moves to drive the scraping block to move on the grating plate, sundries on the grating plate are pushed to one side of the grating plate, and then the sundries are collected manually. When clearing up the grid plate, the staff only need stand in one side of filtering ponds and collect debris, avoids the manual work to clear up the last debris of grid plate one by one, has reduced long time of clearance work. Meanwhile, the labor intensity for cleaning the grid plate is reduced.

Description

Rural domestic sewage treatment equipment based on MBR technology

Technical Field

The utility model relates to the technical field of sewage treatment equipment, in particular to rural domestic sewage treatment equipment based on an MBR technology.

Background

Sewage treatment, in order to make sewage reach the water quality requirement of a certain water body of drainage or reuse and carry out the process of purifying it, sewage treatment is widely used in each field such as building, agriculture, traffic, energy, petrochemical industry, environmental protection, urban landscape, medical treatment, food and beverage, also increasingly goes into common people's daily life.

MBR, also known as membrane bioreactor, is commonly used in the fields of sewage treatment and water resource recycling, and is a novel water treatment technology combining a membrane separation unit and a biological treatment unit. According to the structure of the membrane, the membrane can be divided into a flat membrane, a tubular membrane, a hollow fiber membrane and the like, and according to the membrane aperture, the membrane can be divided into a microfiltration membrane, an ultrafiltration membrane, a nanofiltration membrane, a reverse osmosis membrane and the like.

For example, chinese patent application No. CN201922373716.7 discloses an integrated rural domestic sewage treatment ware, including main part, primary sedimentation tank, flocculation and precipitation pond, MBR biomembrane reaction tank and clean water basin, the inside of main part is from left to right divided into primary sedimentation tank, flocculation and precipitation pond, MBR biomembrane reaction tank and clean water basin in proper order with it through first baffle, second baffle and third baffle, installs rubbish filtration zone in the primary sedimentation tank upper left corner outside, sludge settling area is installed to primary sedimentation tank bottom central point position, the dosing device is installed in the flocculation and precipitation pond top is located the main part outside. This patent can filter the domestic waste in the domestic sewage in advance, can make the liquid medicine just mixed completely before getting into the flocculation and precipitation pond even, guarantees that the liquid medicine realizes the flocculation effect of maximize to sewage, realizes the recovery of mud at utmost moreover. However, the above patent still has problems, for example, the filtering grid plate in the patent is easily blocked by the sundries, and the sundries on the filtering grid plate are often required to be cleaned manually. And the cleaning work takes a long time. Based on the technical scheme, the utility model designs rural domestic sewage treatment equipment based on an MBR technology to solve the technical problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide rural domestic sewage treatment equipment based on an MBR (membrane bioreactor) technology, which is used for solving the technical problem.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a rural domestic sewage treatment equipment based on MBR technique, including filtering ponds, flocculation device and MBR pond, the filtering ponds are connected with first water pump, first water pump and flocculation device intercommunication, flocculation device is connected with the second water pump, second water pump and MBR pond intercommunication, the filtering ponds inner chamber is provided with the grid board, the filtering ponds top is provided with cleaning device, cleaning device is including drive arrangement and the guide rail of setting at the filtering ponds top, guide rail sliding connection has the slider, the slider is connected with the slide, the slide is connected with the mounting bracket, the mounting bracket can be dismantled and be connected with and strike off the piece, strike off the piece and seted up rectangular hole and breach, breach and rectangular hole intercommunication, strike off the piece and be connected with the bolt, the bolt runs through rectangular hole and mounting bracket screwed connection.

Preferably, the scraping block consists of a plane part, an inclined part and a hook part, the strip hole and the notch are formed in the plane part, and the bottom of the hook part is abutted against the top of the grid plate.

Preferably, the driving device comprises a connecting seat fixed at the bottom of the sliding plate, the connecting seat is rotatably connected with a gear, the outer wall of the gear is meshed with a rack, the rack is fixed on the side wall of the filtering tank, a first motor is arranged on the outer wall of the connecting seat, and the output end of the first motor is connected with the gear.

Preferably, the flocculation device is including flocculation tank, the flocculation tank inner chamber is provided with agitating unit and spiral coil, a plurality of injection mouths have been seted up on the spiral coil, the flocculation tank bottom is connected with the blow off pipe, the blow off pipe is provided with first control valve, the flocculation tank lateral wall is provided with the outlet pipe, the outlet pipe is connected with the second water pump.

Preferably, the stirring device comprises a second motor fixed at the top of the flocculation tube, and the output end of the second motor is connected with a stirring shaft matched with the inner cavity of the flocculation tank.

Preferably, the mounting bracket is including the mounting panel, strike off the piece and connect in the mounting panel bottom, slide spiral connection has adjusting screw, the adjusting screw lower extreme rotates with the mounting panel to be connected, the mounting panel top is provided with the guide arm, guide arm and slide sliding connection.

Compared with the prior art, the utility model has the beneficial effects that: the driving device drives the sliding plate to move, so that the scraping block is driven to move on the grating plate, sundries on the grating plate are pushed to one side of the grating plate, and then the sundries are collected manually. Through the mode, when the grid plate is cleaned, a worker only needs to stand on one side of the filter tank to collect sundries, the manual cleaning of the sundries on the grid plate is avoided, and the cleaning time is shortened. Meanwhile, the labor intensity for cleaning the grid plate is reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a partial cross-sectional view A-A of FIG. 1;

FIG. 3 is an enlarged view of a portion B of FIG. 2;

FIG. 4 is an enlarged view of a portion of FIG. 2 at C;

fig. 5 is a schematic view of the scraper block structure of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a filtration tank; 2. a flocculation device; 3. an MBR tank; 4. a first water pump; 5. a second water pump; 6. a grid plate; 7. a cleaning device; 8. a drive device; 9. a guide rail; 10. a slider; 11. a slide plate; 12. a mounting frame; 13. scraping off the block; 15. a strip hole; 16. a notch; 17. a bolt; 18. a planar portion; 19. an inclined plane part; 20. a hook portion; 21. a connecting seat; 22. a gear; 23. a rack; 24. a first motor; 25. a flocculation tank; 26. a stirring device; 27. a helical coil; 28. a medicine injection port; 29. a blow-off pipe; 30. a blow-off pipe; 31. a first control valve; 32. a water outlet pipe; 33. a second motor; 34. a stirring shaft; 35. mounting a plate; 36. adjusting the screw rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b):

referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a rural domestic sewage treatment equipment based on MBR technique, including filtering ponds 1, flocculation device 2 and MBR pond 3, filtering ponds 1 is connected with first water pump 4, first water pump 4 and flocculation device 2 intercommunication, flocculation device 2 is connected with second water pump 5, second water pump 5 and MBR pond 3 intercommunication, 1 inner chamber of filtering ponds is provided with

grid plate

6, 1 top of filtering ponds is provided with cleaning device 7, cleaning device 7 is including drive arrangement 8 and the guide rail 9 of setting at filtering ponds 1 top, guide rail 9 sliding connection has slider 10, slider 10 is connected with slide 11, slide 11 is connected with mounting bracket 12, mounting bracket 12 can be dismantled and be connected with and strike off piece 13, strike off piece 13 and seted up rectangular hole 15 and breach 16, breach 16 and rectangular hole 15 intercommunication, it is connected with bolt 17 to strike off piece 13, bolt 17 runs through rectangular hole 15 and mounting bracket 12 screwed connection. When it is necessary to replace scraper block 13, bolt 17 is loosened, and scraper block 13 is then pushed to the right, aligning notch 16 with bolt 17. Subsequently, the scraping block 13 is pushed to move backward, separating the scraping block 13 from the bolt 17. Through the arrangement, when the scraping block 13 is replaced, the bolt 17 does not need to be completely disassembled, the bolt 17 is loosened appropriately, the scraping block 13 is pushed to move, the scraping block 13 can be disassembled, and therefore the work efficiency of replacing the scraping block 13 is improved.

Specifically, the scraping block 13 is composed of a plane portion 18, an inclined surface portion 19 and a hook portion 20, the long hole 15 and the notch 16 are formed in the plane portion 18, and the bottom of the hook portion 20 abuts against the top of the grid plate 6.

Specifically, drive arrangement 8 is including fixing connecting seat 21 in slide 11 bottom, and connecting seat 21 rotates and is connected with gear 22, and the meshing of gear 22 outer wall is connected with rack 23, and rack 23 fixes at filtering ponds 1 lateral wall, and connecting seat 21 outer wall is provided with first motor 24, and first motor 24 output is connected with gear 22. The first motor 24 rotates to drive the gear 22 to roll on the rack 23, thereby pushing the slide plate 11 to slide.

Specifically, the flocculation device 2 is including flocculation tank 25, and the 25 inner chambers of flocculation tank are provided with agitating unit 26 and spiral coil 27, have seted up a plurality of injection mouths 28 on the spiral coil 27, and flocculation tank 25 bottom is connected with blow off pipe 29, and blow off pipe 29 is provided with first control valve 31, and flocculation tank 25 lateral wall is provided with outlet pipe 32, and outlet pipe 32 is connected with second water pump 5. The spiral coil 27 is arranged on the flocculation tank 25, and the plurality of medicine injection ports 28 are arranged on the spiral coil 27, so that the medicine liquid can be uniformly spread in the flocculation tank 25, and the time for stirring the sewage is reduced.

Specifically, agitating unit 26 is including fixing the second motor 33 at flocculation tube top, and second motor 33 output is connected with and flocculates jar 25 inner chamber assorted (mixing) shaft 34.

Specifically, mounting bracket 12 is including mounting panel 35, strike off piece 13 and connect in the mounting panel 35 bottom, 11 threaded connection of slide has adjusting screw 36, the 36 lower extremes of adjusting screw rotates with mounting panel 35 to be connected, mounting panel 35 top is provided with the guide arm, guide arm and 11 sliding connection of slide.

One specific application of this embodiment is: the first motor 24 rotates to drive the gear 22 to roll on the rack 23, so as to push the sliding plate 11 to slide, and in the moving process of the sliding plate 11, the mounting frame 12 and the scraping block 13 arranged on the mounting frame 12 are driven to move, so that sundries on the grid plate 6 are pushed to one side of the grid plate 6, and then the sundries are collected manually. Through the mode, when cleaning the grid plate 6, the staff only need stand at one side of the filter tank 1 to collect sundries, so that the manual cleaning of the sundries on the grid plate 6 is avoided, and the cleaning time is shortened. Meanwhile, the labor intensity for cleaning the grid plate 6 is also reduced.

The scraper block 13 gradually wears during use. When worn, adjustment screw 36 is rotated to move mounting plate 35 downward, thereby bringing curved hook 20 of scraper block 13 back into contact with grid plate 6. Meanwhile, when the new scraping block 13 is replaced and connected with the mounting plate 35, the height of the mounting plate 35 can be adjusted according to the actual height of the scraping block 13, and the problem that the bottom of the scraping block 13 cannot be tightly attached to the grating plate 6 due to the manufacturing error of the scraping block 13 is avoided. When the scraping block 13 is replaced, the bolt 17 does not need to be completely disassembled, and the scraping block 13 can be disassembled only by loosening the bolt 17 properly and pushing the scraping block 13 to move, so that the working efficiency of replacing the scraping block 13 is improved.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a rural domestic sewage treatment equipment based on MBR technique, including filtering ponds (1), flocculation device (2) and MBR pond (3), filtering ponds (1) are connected with first water pump (4), first water pump (4) and flocculation device (2) intercommunication, flocculation device (2) are connected with second water pump (5), second water pump (5) and MBR pond (3) intercommunication, its characterized in that: the utility model discloses a filter tank, including filter tank (1), filter tank (1) inner chamber, guide rail (9) at filter tank (1) top are provided with cleaning device (7), cleaning device (7) including drive arrangement (8) and setting at filter tank (1) top, guide rail (9) sliding connection has slider (10), slider (10) are connected with slide (11), slide (11) are connected with mounting bracket (12), mounting bracket (12) can be dismantled and be connected with and strike off piece (13), strike off piece (13) and seted up rectangular hole (15) and breach (16), breach (16) and rectangular hole (15) intercommunication, it is connected with bolt (17) to strike off piece (13), bolt (17) run through rectangular hole (15) and mounting bracket (12) screwed connection.

2. The MBR technology-based rural domestic sewage treatment equipment according to claim 1, wherein: the scraping block (13) is composed of a plane portion (18), an inclined surface portion (19) and a hook portion (20), the strip-shaped hole (15) and the notch (16) are formed in the plane portion (18), and the bottom of the hook portion (20) is abutted to the top of the grid plate (6).

3. The MBR technology-based rural domestic sewage treatment equipment according to claim 2, wherein: drive arrangement (8) are including fixing connecting seat (21) in slide (11) bottom, connecting seat (21) rotate and are connected with gear (22), gear (22) outer wall meshing is connected with rack (23), rack (23) are fixed at filtering ponds (1) lateral wall, connecting seat (21) outer wall is provided with first motor (24), first motor (24) output is connected with gear (22).

4. The MBR technology-based rural domestic sewage treatment equipment according to claim 3, wherein: flocculation device (2) is including flocculation tank (25), flocculation tank (25) inner chamber is provided with agitating unit (26) and spiral coil (27), a plurality of injection mouth (28) have been seted up on spiral coil (27), flocculation tank (25) bottom is connected with blow off pipe (29), blow off pipe (29) are provided with first control valve (31), flocculation tank (25) lateral wall is provided with outlet pipe (32), outlet pipe (32) are connected with second water pump (5).

5. The MBR technology-based rural domestic sewage treatment equipment according to claim 4, wherein: agitating unit (26) are including fixing second motor (33) at flocculation tube top, second motor (33) output is connected with and flocculation jar (25) inner chamber assorted (34).

6. The MBR technology-based rural domestic sewage treatment equipment according to claim 2, wherein: mounting bracket (12) are including mounting panel (35), strike off the piece and connect in mounting panel (35) bottom, slide (11) screwed connection has adjusting screw, the adjusting screw lower extreme rotates with mounting panel (35) to be connected, mounting panel (35) top is provided with the guide arm, guide arm and slide (11) sliding connection.