CN216918776U

CN216918776U - Internal circulation bioreactor for sewage treatment

Info

Publication number: CN216918776U
Application number: CN202220626694.XU
Authority: CN
Inventors: 陈代高
Original assignee: Sichuan Yikang Environmental Protection Technology Co ltd
Current assignee: Sichuan Yikang Environmental Protection Technology Co ltd
Priority date: 2022-03-22
Filing date: 2022-03-22
Publication date: 2022-07-08
Anticipated expiration: 2032-03-22

Abstract

The utility model discloses a sewage treatment internal circulation bioreactor, which comprises a reaction box body, wherein a sewage pipe is fixedly penetrated at one end of the bottom of the reaction box body, a vertical threaded rod is arranged at one end of the top of the reaction box body through a bearing seat, a substrate is clamped and arranged in a penetrating window at one end of the top surface of the reaction box body, anaerobic elastic filler is arranged at the bottom end of the substrate, a partition plate is fixedly arranged in the reaction box body, a transfer pipe is arranged at the top end of the partition plate in a penetrating manner, an air inlet pipe is fixedly penetrated at the bottom end of the front side surface of the reaction box body, the tail end of the air inlet pipe is connected with an aeration mechanism, and an MBR (membrane bioreactor) assembly is arranged in the reaction box body. This sewage treatment inner loop bioreactor adopts neotype structural design, for anaerobism bacterium and aerobic bacteria provide suitable growing environment, guarantees that anaerobism bacterium and aerobic bacteria can high-efficient stable work, and the filler and the change clearance that filtering material that use simultaneously can be convenient have simplified daily maintenance, and it is more convenient to use.

Description

Internal circulation bioreactor for sewage treatment

Technical Field

The utility model relates to the technical field of sewage treatment equipment, in particular to a sewage treatment internal circulation bioreactor.

Background

The sewage treatment is a process for purifying sewage according to the requirement of discharging the sewage into a certain water body or reusing the sewage, frequently used materials comprise quartz sand filter materials, anthracite filter materials, polyaluminium chloride, activated carbon, honeycomb inclined tube fillers, fiber ball filter materials, garnet sands and the like, and the sewage treatment is widely applied to various fields of buildings, agriculture, traffic, energy sources, petrifaction, environmental protection, urban landscape, medical treatment, catering and the like.

The existing sewage treatment device does not provide a suitable living environment for anaerobic bacteria and aerobic bacteria aiming at the characteristics of the anaerobic bacteria and the aerobic bacteria in the process of treating impurities in sewage by utilizing the anaerobic bacteria and the aerobic bacteria, and used fillers and filtering materials cannot be conveniently replaced and cleaned.

Therefore, it is necessary to design a bioreactor for internal circulation of wastewater treatment in response to the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a sewage treatment internal circulation bioreactor, which aims to solve the problems that the existing sewage treatment device does not provide a proper living environment for anaerobic bacteria and aerobic bacteria aiming at the characteristics of the anaerobic bacteria and the aerobic bacteria in the process of treating impurities in sewage by using the anaerobic bacteria and the aerobic bacteria, and used fillers and filtering materials cannot be replaced and cleaned conveniently in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a sewage treatment inner loop bioreactor, includes the reaction box, reaction box bottom one end is run through and is fixed with the sewage pipe, and reaction box top one end installs perpendicular threaded rod through the bearing frame to perpendicular threaded rod runs through the base plate, and base plate vertical part outside cover is equipped with seal ring simultaneously, the base plate block is installed in the window that runs through of reaction box top surface one end, and the base plate bottom installs anaerobism elastic filler, fixed mounting has the baffle in the reaction box, and runs through on the baffle top and install the transfer pipe, reaction box leading flank bottom runs through and is fixed with the intake pipe, and the intake pipe is terminal to be connected with aeration mechanism to aeration mechanism sets up on reaction box inner wall bottom surface, and the reaction box bottom other end runs through simultaneously and is fixed with the outlet pipe, be provided with the MBR membrane module in the reaction box.

Preferably, the top window has been seted up to the reaction box top surface, and fixed mounting has the capstan winch on the reaction box outer wall to install the steel cable on the capstan winch, the steel cable is connected fixedly with ejector pin one end, and the ejector pin passes through both sides pivot and installs the top window edge on the reaction box top surface, and the ejector pin other end hangs and installs the MBR membrane module.

Preferably, the vertical threaded rod is in threaded connection with a hole formed in the tail end of the substrate, and the vertical threaded rod is symmetrically distributed relative to the substrate.

Preferably, the aeration mechanism comprises an aeration pipe and an aeration head, one end of the aeration pipe is connected with the tail end of the air inlet pipe, the aeration head is installed at the top end of the aeration pipe, and the aeration pipe is fixedly installed on the bottom surface of the inner side of the reaction box body.

Preferably, the overlooking shape of the aeration pipe is annular, and aeration heads are densely distributed at the top end of the aeration pipe at equal angles.

Preferably, the ejector rod and the reaction box body form a rotating mechanism through a rotating shaft, and an included angle between the ejector rod and the steel cable is larger than 45 degrees.

Compared with the prior art, the utility model has the beneficial effects that: the sewage treatment internal circulation bioreactor adopts a novel structural design, provides a proper growth environment for anaerobic bacteria and aerobic bacteria, ensures that the anaerobic bacteria and the aerobic bacteria can work efficiently and stably, and simultaneously, the used filler and filtering material can be replaced and cleaned conveniently, thereby simplifying daily maintenance and being more convenient to use;

1. the reaction box body, the partition plate, the transfer pipe, the air inlet pipe and the aeration mechanism are matched with each other to work, so that working spaces of anaerobic bacteria and aerobic bacteria are separated, a water body in which the anaerobic bacteria are positioned is completely isolated from air, and meanwhile, the water body in which the aerobic bacteria are positioned is fully aerated and fully flows and circulates, so that the anaerobic bacteria and the aerobic bacteria can work efficiently and stably;

2. through the mutual cooperation work of vertical threaded rod, base plate, seal ring, top window, capstan winch, steel cable, ejector pin and pivot, can be convenient carry out perpendicular lifting to the anaerobism elastic filler, rotate to rise to the MBR membrane module, be convenient for to the change clearance of anaerobism elastic filler and MBR membrane module.

Drawings

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

FIG. 2 is a schematic front sectional view of the present invention;

FIG. 3 is a schematic top view of the aeration apparatus according to the present invention;

fig. 4 is a schematic top view of a vertical threaded rod and base plate according to the present invention.

In the figure: 1. a reaction box body; 2. a sewage pipe; 3. a vertical threaded rod; 4. a substrate; 5. a sealing gasket; 6. anaerobic elastic filler; 7. a partition plate; 8. a transfer tube; 9. an air inlet pipe; 10. an aeration mechanism; 1001. an aeration pipe; 1002. an aeration head; 11. a water outlet pipe; 12. a top window; 13. a winch; 14. a wire rope; 15. a top rod; 16. a rotating shaft; 17. MBR membrane module.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a sewage treatment internal circulation bioreactor comprises a reaction box body 1, a sewage pipe 2, a vertical threaded rod 3, a base plate 4, a sealing washer 5, an anaerobic elastic filler 6, a partition plate 7, a transfer pipe 8, an air inlet pipe 9, an aeration mechanism 10, an aeration pipe 1001, an aeration head 1002, an water outlet pipe 11, a top window 12, a winch 13, a steel cable 14, a top rod 15, a rotating shaft 16 and an MBR membrane assembly 17, wherein the sewage pipe 2 is fixedly penetrated through the bottom end of one side of the reaction box body 1, the vertical threaded rod 3 is installed on the top of the side wall of the reaction box body 1 through a bearing seat, the base plate 4 is installed on the vertical threaded rod 3, the sealing washer 5 is installed around the vertical part at the bottom of the base plate 4, the vertical threaded rod 3 is in threaded connection with a hole formed at the tail end of the base plate 4, the vertical threaded rod 3 is symmetrically distributed relative to the base plate 4, the structure design ensures that the base plate 4 can be driven to perform vertical displacement by utilizing the stable threaded connection relationship when the vertical threaded rod 3 rotates, the anaerobic elastic filler 6 is convenient to replace and clean;

the substrate 4 is arranged in a through window at one end of the top surface of the reaction box body 1, anaerobic elastic fillers 6 are fixed on the bottom surface of the substrate 4 at equal intervals, a partition plate 7 is arranged on the inner wall of the reaction box body 1, a transfer pipe 8 is horizontally arranged at the top end of the partition plate 7, an air inlet pipe 9 is fixedly arranged at the bottom end of the front side surface of the reaction box body 1 in a penetrating manner, the air inlet pipe 9 is communicated with an aeration mechanism 10, the aeration mechanism 10 is arranged on the bottom surface of the inner wall of the reaction box body 1, and a water outlet pipe 11 is arranged at the other end of the bottom of the reaction box body 1 in a penetrating manner;

the aeration mechanism 10 comprises an aeration pipe 1001 and an aeration head 1002, one end of the aeration pipe 1001 is connected with the tail end of the air inlet pipe 9, the top end of the aeration pipe 1001 is provided with the aeration head 1002, and the aeration pipe 1001 is fixedly arranged on the bottom surface of the inner side of the reaction box body 1;

the overlooking shape of the aeration pipe 1001 is annular, the top ends of the aeration pipes 1001 are densely provided with aeration heads 1002 at equal angles, the structural design ensures that bubbles sprayed by the aeration heads 1002 can fully promote the flow of water and ensure the normal work of aerobic bacteria and the MBR membrane assembly 17;

the MBR membrane module 17 is arranged in the box body 1, the top surface of the reaction box body 1 is provided with a top window 12, the outer wall of the reaction box body 1 is fixedly provided with a winch 13, the winch 13 is provided with a steel cable 14, the steel cable 14 is fixedly connected with one end of a top rod 15, the top rod 15 is arranged at the edge of the top window 12 on the top surface of the reaction box body 1 through rotating shafts 16 at two sides, the other end of the top rod 15 is suspended with the MBR membrane module 17, the structural design can provide a stable installation base for the MBR membrane module 17, and meanwhile, the MBR membrane module 17 can be conveniently controlled to rotate and lift, so that the MBR membrane module 17 can be conveniently cleaned;

the ejector rod 15 and the reaction box body 1 form a rotating mechanism through the rotating shaft 16, the included angle between the ejector rod 15 and the steel cable 14 is larger than 45 degrees, and the structural design enables the steel cable 14 to be capable of driving the ejector rod 15 to rotate by a sufficient angle when being wound by the winch 13, so that the MBR membrane component 17 can be conveniently cleaned.

The working principle is as follows: when the device is used, a sewage pump arranged on the sewage pipe 2 in the figure 2 is started firstly, sewage is pumped into the space on the left side of the partition plate 7 in the reaction box body 1 and stops when the water surface approaches the transfer pipe 8, the base plate 4 is matched with the sealing washer 5 to seal the window on the top of the reaction box body 1, the anaerobic elastic filler 6 fixed at the bottom end of the base plate 4 is immersed in the sewage, and anaerobic bacteria efficiently decompose impurities in the sewage in a closed environment;

after standing for a period of time, opening the transfer pipe 8, starting a sewage pump arranged on the sewage pipe 2, enabling new sewage to enter the left side of the partition plate 7, enabling the liquid level to rise, overflowing from the transfer pipe 8 to the right side of the partition plate 7 until the water level in the space on the right side of the partition plate 7 is over the top end of the MBR membrane module 17, putting aerobic bacteria into the sewage, starting an air pump connected with an air inlet pipe 9 in the figures 1 and 3, pumping air into the aeration pipe 1001, and upwards spraying dense bubbles from an aeration head 1002 to promote the contact reaction of the aerobic bacteria and impurities in the water and promote the sewage to flow, so as to be in circulating contact with the MBR membrane module 17, thereby ensuring that the MBR membrane module 17 can continuously and stably work;

finally, the treated water is discharged from the water outlet pipe 11, when the anaerobic elastic filler 6 needs to be cleaned or replaced, 2 vertical threaded rods 3 in the figure 4 can be rotated in the same direction, the vertical threaded rods 3 drive the base plate 4 in the figure 2 to drive the anaerobic elastic filler 6 to vertically move upwards by utilizing the threaded connection relation when rotating, the connection position of the bottom surface of the base plate 4 and the top end of the anaerobic elastic filler 6 rises above the top surface of the reaction box body 1, the vertical threaded rods 3 are stopped rotating, the anaerobic elastic filler 6 is cleaned or replaced, then the vertical threaded rods 3 are rotated reversely, the base plate 4 is driven to drive the anaerobic elastic filler 6 to move downwards and reset, when the MBR membrane module 17 needs to be cleaned, the winch 13 in the figure 2 is powered, the wire cable 13 works, the wire cable 14 is wound, the wire cable 14 pulls the ejector rod 15 to rotate clockwise by taking the rotating shaft 16 as the center, the MBR membrane module 17 at the other end of the ejector rod 15 is rotated and lifted, and an operator can clean the MBR membrane module 17 by using a cleaning tool.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sewage treatment inner loop bioreactor, includes reaction box (1), its characterized in that: the sewage treatment device is characterized in that a sewage pipe (2) is fixedly penetrated at one end of the bottom of the reaction box body (1), a vertical threaded rod (3) is installed at one end of the top of the reaction box body (1) through a bearing seat, the vertical threaded rod (3) penetrates through a substrate (4), a sealing washer (5) is sleeved outside the vertical part of the substrate (4), the substrate (4) is clamped and installed in a penetrating window at one end of the top surface of the reaction box body (1), anaerobic elastic filler (6) is installed at the bottom end of the substrate (4), a partition plate (7) is fixedly installed in the reaction box body (1), a transfer pipe (8) is installed at the top end of the partition plate (7) in a penetrating manner, an air inlet pipe (9) is fixedly penetrated at the bottom end of the front side surface of the reaction box body (1), the tail end of the air inlet pipe (9) is connected with an aeration mechanism (10), and the aeration mechanism (10) is arranged on the bottom surface of the inner wall of the reaction box body (1), meanwhile, a water outlet pipe (11) penetrates through the other end of the bottom of the reaction box body (1) and is fixed, and an MBR membrane assembly (17) is arranged in the reaction box body (1).

2. The internal circulation bioreactor for sewage treatment according to claim 1, wherein: top window (12) have been seted up to reaction box (1) top surface, and fixed mounting has capstan winch (13) on reaction box (1) outer wall to install steel cable (14) on capstan winch (13), steel cable (14) are connected fixedly with ejector pin (15) one end, and ejector pin (15) install top window (12) edge on reaction box (1) top surface through both sides pivot (16), and ejector pin (15) other end hangs and installs MBR membrane module (17).

3. The internal circulation bioreactor for sewage treatment according to claim 1, wherein: the vertical threaded rod (3) is in threaded connection with a hole formed in the tail end of the base plate (4), and the vertical threaded rod (3) is symmetrically distributed relative to the base plate (4).

4. The bioreactor for sewage treatment internal circulation according to claim 1, wherein: aeration mechanism (10) include aeration pipe (1001) and aeration head (1002), and aeration pipe (1001) one end and intake pipe (9) end connection to aeration head (1002) are installed on aeration pipe (1001) top, and aeration pipe (1001) fixed mounting is on reaction box (1) inboard bottom surface.

5. The internal circulation bioreactor for sewage treatment according to claim 4, wherein: the overlooking shape of the aeration pipe (1001) is annular, and aeration heads (1002) are densely distributed at equal angles at the top end of the aeration pipe (1001).

6. The bioreactor for sewage treatment internal circulation according to claim 2, wherein: the ejector rod (15) and the reaction box body (1) form a rotating mechanism through a rotating shaft (16), and an included angle between the ejector rod (15) and the steel cable (14) is larger than 45 degrees.