CN217377646U

CN217377646U - Biological reaction device for town sewage treatment

Info

Publication number: CN217377646U
Application number: CN202221165351.4U
Authority: CN
Inventors: 廖之坚
Original assignee: Fujian Yizhao Automation Equipment Co ltd
Current assignee: Fujian Yizhao Automation Equipment Co ltd
Priority date: 2022-05-16
Filing date: 2022-05-16
Publication date: 2022-09-06
Anticipated expiration: 2032-05-16

Abstract

The utility model discloses a biological reaction device for town sewage treatment, which belongs to the technical field of sewage treatment equipment and comprises a base, wherein an inner barrel and an outer barrel are arranged on the base, a shaft sleeve is arranged at the center shaft of the inner barrel, a rotating shaft is rotationally connected in the shaft sleeve, a water inlet tank is arranged at the upper end of the rotating shaft, water distribution pipes are arranged on tank walls at four sides of the water inlet tank, a packing layer, a gravel layer and a first filter plate are sequentially filled in the inner barrel from top to bottom, a first aeration pipe is arranged below the first filter plate, a MBR membrane frame main body is arranged in a circle of the outer barrel, a water outlet is arranged on the MBR membrane frame main body, a plurality of MBR membrane frames are slidably arranged in the MBR membrane frame main body, MBR membranes are arranged in the MBR membrane frames, a second aeration pipe is fixedly arranged at the bottom end of the MBR membrane frame main body, and drives the first aeration pipe and the second aeration pipe through the same driving source, the energy consumption is reduced, simultaneously, different functions can be played, and the sewage treatment efficiency of the device is improved.

Description

Biological reaction device for town sewage treatment

Technical Field

The utility model belongs to the technical field of sewage treatment device, in particular to a biological reaction device for town sewage treatment.

Background

The sewage treatment refers to a purification process for treating sewage to reach a certain water body or meet the requirement of reuse, people's life and various industrial productions in cities can generate a large amount of sewage, and if the sewage is directly discharged without being treated, the environment can be seriously polluted.

Each independent treatment unit in the existing sewage treatment equipment adopts an independent driving source, so that the whole consumption of the device is higher, and the device is not beneficial to environmental protection.

SUMMERY OF THE UTILITY MODEL

To solve the problems mentioned in the background art, the present invention provides a biological reaction device for town sewage treatment to solve the problems mentioned in the background art.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a biological reaction device for town sewage treatment comprises a base, wherein an inner barrel is arranged on the base, a circle of outer barrel is welded on the outer wall of the inner barrel, a shaft sleeve is arranged at the middle shaft of the inner barrel, a rotating shaft is rotatably connected with the shaft sleeve, a water inlet tank is arranged at the upper end of the rotating shaft, water distribution pipes are arranged on the tank walls on the four sides of the water inlet tank, a packing layer, a gravel layer and a first filter plate are sequentially filled in the inner barrel from top to bottom, and a first aeration pipe is arranged below the first filter plate;

an MBR membrane frame main body is installed in the outer barrel, a water outlet is formed in the MBR membrane frame main body, a plurality of MBR membrane frames are installed in the MBR membrane frame main body in a sliding mode, MBR membranes are arranged in the MBR membrane frames, and a second aeration pipe is fixedly installed at the bottom end of the MBR membrane frame main body;

the first aerator pipe is communicated with the second aerator pipe, and the working ends of the first aerator pipe and the second aerator pipe face the top end.

The first aeration pipe and the second aeration pipe are driven by the same driving source to simultaneously aerate, so that the energy consumption is reduced, different effects can be exerted, and the sewage treatment efficiency of the device is improved.

As an optimization, the caulking groove has been seted up to the equidistance in the axis of rotation, install the gyro wheel through the fixing base on the inner wall of axle sleeve, the gyro wheel cooperation rolls in the caulking groove.

As a preferred, the lower extreme of axis of rotation runs through out the base and installs first band pulley, install the second motor on the base, the output of second motor runs through out the base and installs the second band pulley, be connected through belt drive between first band pulley and the second band pulley.

As an optimization of the utility model, the inlet tube that the water inlet was seted up and was linked together through rotary joint and this water inlet to the case upper end of intaking, be provided with a plurality of nozzles on the water distributor, interval between nozzle and the nozzle diminishes along with the increase of axle center distance gradually.

As an optimization of the utility model, the second filter plate is installed to the below of first aeration pipe, the one side that the second filter plate deviates from first aeration pipe is provided with multiunit water conservancy diversion mouth, interior bucket is slope form, and installs the outlet pipe bottom the bucket in, install the check valve on the outlet pipe.

As an optimization the utility model relates to an it is arbitrary MBR diaphragm frame is rectangle frame form and top center department and is provided with the handle, MBR diaphragm frame is close to the two sides on top and is provided with the connecting pipe respectively, and is adjacent sealing connection between the connecting pipe.

As an optimization, the MBR membrane installed in the MBR membrane frame is a wave.

To sum up, the utility model discloses mainly have following beneficial effect:

firstly, drive first aeration pipe and second aeration pipe simultaneous aeration through same driving source, can exert different effects again when reducing energy consumption, improve device sewage treatment's efficiency.

And secondly, the aeration is carried out through the first aeration pipe, so that organic matters in the sewage and microorganisms are subjected to biochemical reaction, the effect of physical filtration is achieved, the air is regularly drunk by water, and the packing layer is backwashed from bottom to top, so that the service life of the equipment is prolonged when the purpose of sewage treatment is realized.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is an enlarged schematic view of the structure at a in fig. 1 of the present invention;

fig. 3 is a schematic structural diagram of the MBR membrane frame of the present invention.

Reference numerals: 1. a base; 2. an inner barrel; 3. an outer tub; 4. a shaft sleeve; 5. a rotating shaft; 501. caulking grooves; 6. a water inlet tank; 7. a water distribution pipe; 8. a packing layer; 9. a gravel layer; 10. a fixed seat; 11. a roller; 12. a first filter plate; 13. an MBR membrane frame main body; 14. a water outlet; 15. an MBR membrane frame; 1501. a handle; 1502. a connecting pipe; 16. MBR membrane; 17. a first aerator pipe; 18. a second aeration pipe; 19. a water inlet pipe; 20. a nozzle; 21. a first pulley; 22. a second motor; 23. a second pulley; 24. a second filter plate; 25. a flow guide nozzle; 26. a water outlet pipe; 27. a one-way valve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-2, a biological reaction device for town sewage treatment comprises a base 1, an inner barrel 2 is installed on the base 1, a circle of outer barrel 3 is welded on the outer wall of the inner barrel 2, a shaft sleeve 4 is installed at the center shaft of the inner barrel 2, a rotating shaft 5 is rotatably connected with the shaft sleeve 4, a water inlet tank 6 is installed at the upper end of the rotating shaft 5, water distribution pipes 7 are installed on the four walls of the water inlet tank 6, a packing layer 8, a gravel layer 9 and a first filter plate 12 are sequentially filled in the inner barrel 2 from top to bottom, a first aeration pipe 17 is installed below the first filter plate 12, microorganisms are arranged in the packing layer 8, the microorganisms consume organic matters in waste water in the breeding process and convert the organic matters into carbon dioxide, water and energy to be supplied for self-growth, the microorganisms fall onto the gravel layer 9 and the first filter plate 12 after being dead due to oxygen deficiency and then are discharged, as the sewage is filtered from top to bottom, through the aeration of first aeration pipe 17, make the organic matter in the sewage carry out biochemical reaction with the microorganism, play the effect of physics filtration simultaneously, regular water and air are by supreme 8 backwash to the packing layer down, improve equipment life when realizing sewage treatment's purpose.

Wherein, install MBR membrane frame main part 13 in the outer bucket 3 of round, be provided with delivery port 14 on the MBR membrane frame main part 13, slidable mounting has a plurality of MBR diaphragm frames 15 in the MBR membrane frame main part 13, be provided with MBR diaphragm 16 in the MBR diaphragm frame 15, the bottom fixed mounting of MBR membrane frame main part 13 has second aeration pipe 18, waste water after biological treatment flows to outer bucket 3 in, discharge from delivery port 14 after 16 careful filtrations of MBR diaphragm, accomplish sewage treatment, improve sewage treatment's effect.

Wherein, first aeration pipe 17 is linked together with second aeration pipe 18, and first aeration pipe 17 all faces the top with the work end of second aeration pipe 18.

Specifically, referring to fig. 1-2, in order to improve the bearing capacity and the smoothness of the rotating shaft 5, the rotating shaft 5 is provided with caulking grooves 501 at equal intervals, the inner wall of the shaft sleeve 4 is provided with rollers 11 through fixing seats 10, and the rollers 11 are matched and rolled in the caulking grooves 501.

Specifically, referring to fig. 1, in order to increase the water distribution area, the lower end of the rotating shaft 5 penetrates through the base 1 and is provided with a first belt wheel 21, the base 1 is provided with a second motor 22, the output end of the second motor 22 penetrates through the base 1 and is provided with a second belt wheel 23, the first belt wheel 21 and the second belt wheel 23 are connected through belt transmission, the output end of the second motor 22 drives the second belt wheel 23 to rotate, and the second belt wheel 23 and the first belt wheel 21 are connected through belt transmission, so that the first belt wheel 21 drives the coaxial rotating shaft 5 to rotate, thereby playing a role in rotating the water distribution.

Specifically, referring to fig. 1, as the distance from the central axis increases, the spraying area increases, in order to improve the water distribution uniformity, the upper end of the water inlet tank 6 is provided with a water inlet and a water inlet pipe 19 connected with the water inlet through a rotary joint, the water distribution pipe 7 is provided with a plurality of nozzles 20, and the distance between the nozzles 20 and the water inlet pipe 20 gradually decreases as the distance from the central axis increases.

Specifically, referring to fig. 1, in order to perform ultrafiltration on the biologically treated wastewater again, a second filter plate 24 is installed below the first aeration pipe 17, a plurality of groups of flow guide nozzles 25 are installed on a surface of the second filter plate 24 away from the first aeration pipe 17, the inner barrel 2 is in a slope shape, a water outlet pipe 26 is installed at the bottom of the inner barrel 2, a one-way valve 27 is installed on the water outlet pipe 26, and the one-way valve 27 prevents the wastewater from flowing back.

Specifically, referring to fig. 1 and 3, in order to facilitate replacement of a single MBR membrane frame 15, any one of the MBR membrane frames 15 is rectangular, and a handle 1501 is disposed at the center of the top end of the frame, two sides of the MBR membrane frame 15 near the top end are respectively provided with a connecting pipe 1502, and adjacent connecting pipes 1502 are connected in a sealing manner.

Wherein, the MBR membrane 16 installed in the MBR membrane frame 15 is wave-shaped.

In application, the MBR membrane 16 is driven to freely swing when the second aeration pipe 18 is aerated, so that the cleaning efficiency is improved.

The use principle and the advantages are as follows: waste water through preliminary filtration flows to the case of intaking 6 in through inlet tube 19, the output of second motor 22 drives second band pulley 23 and rotates, because be connected through belt transmission between second band pulley 23 and the first band pulley 21, thereby make first band pulley 21 drive coaxial axis of rotation 5 and rotate, make the rotatory water distribution of water distributor 7, sewage carries out biochemical reaction through the microorganism in the packing layer 8, then flow to outer bucket 3 in through outlet pipe 26, discharge through delivery port 14 after the MBR diaphragm ultrafiltration, accomplish sewage treatment.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a biological reaction device for town sewage treatment, includes base (1), install interior bucket (2) on base (1), the welding has a round outer bucket (3), its characterized in that on the outer wall of interior bucket (2): a shaft sleeve (4) is installed at the middle shaft of the inner barrel (2), a rotating shaft (5) is rotatably connected with the shaft sleeve (4), a water inlet tank (6) is installed at the upper end of the rotating shaft (5), water distribution pipes (7) are installed on the tank walls on the four sides of the water inlet tank (6), a packing layer (8), a gravel layer (9) and a first filter plate (12) are sequentially filled in the inner barrel (2) from top to bottom, and a first aeration pipe (17) is installed below the first filter plate (12);

an MBR membrane frame main body (13) is installed in the outer barrel (3) in one circle, a water outlet (14) is formed in the MBR membrane frame main body (13), a plurality of MBR membrane frames (15) are installed in the MBR membrane frame main body (13) in a sliding mode, MBR membranes (16) are arranged in the MBR membrane frames (15), and a second aeration pipe (18) is fixedly installed at the bottom end of the MBR membrane frame main body (13);

the first aeration pipe (17) is communicated with the second aeration pipe (18), and the working ends of the first aeration pipe (17) and the second aeration pipe (18) face the top ends.

2. The bioreactor for town sewage treatment according to claim 1, wherein: caulking grooves (501) are formed in the rotating shaft (5) at equal intervals, idler wheels (11) are installed on the inner wall of the shaft sleeve (4) through fixing seats (10), and the idler wheels (11) roll in the caulking grooves (501) in a matched mode.

3. The bioreactor for town sewage treatment according to claim 1, wherein: the lower end of the rotating shaft (5) penetrates through the base (1) and is provided with a first belt wheel (21), the base (1) is provided with a second motor (22), the output end of the second motor (22) penetrates through the base (1) and is provided with a second belt wheel (23), and the first belt wheel (21) is in transmission connection with the second belt wheel (23) through a belt.

4. The bioreactor for town sewage treatment according to claim 1, wherein: the water inlet tank is characterized in that a water inlet and a water inlet pipe (19) connected with the water inlet through a rotary joint are formed in the upper end of the water inlet tank (6), a plurality of nozzles (20) are arranged on the water distribution pipe (7), and the distance between each nozzle (20) and the corresponding nozzle (20) is gradually reduced along with the increase of the distance between the axes.

5. The bioreactor for town sewage treatment according to claim 1, wherein: the lower part of the first aeration pipe (17) is provided with a second filter plate (24), one surface of the second filter plate (24) departing from the first aeration pipe (17) is provided with a plurality of groups of flow guide nozzles (25), the inner barrel (2) is in a slope shape, the bottom of the inner barrel (2) is provided with a water outlet pipe (26), and the water outlet pipe (26) is provided with a one-way valve (27).

6. The bioreactor for town sewage treatment according to claim 1, wherein: any MBR diaphragm frame (15) is rectangle frame form and top center department is provided with handle (1501), MBR diaphragm frame (15) are close to the both sides on top and are provided with connecting pipe (1502) respectively, and are adjacent sealing connection between connecting pipe (1502).

7. The bioreactor for town sewage treatment according to claim 1, wherein: the MBR membrane (16) arranged in the MBR membrane frame (15) is wave-shaped.