CN218665575U

CN218665575U - Sewage treatment device

Info

Publication number: CN218665575U
Application number: CN202223003257.1U
Authority: CN
Inventors: 曹新春; 宋迪; 唐雨泽; 曹洪亮; 郭芳坤
Original assignee: Shandong Tianrunhe Bioengineering Co ltd
Current assignee: Shandong Tianrunhe Bioengineering Co ltd
Priority date: 2022-11-11
Filing date: 2022-11-11
Publication date: 2023-03-21
Anticipated expiration: 2032-11-11

Abstract

The application discloses a sewage treatment device, which comprises a membrane purification bin and a clear water bin, wherein the side wall of the bottom of the membrane purification bin is provided with a water inlet and a sludge discharge port, and the side wall of the clear water bin is provided with an overflow port and a water outlet; the membrane purification bin is internally provided with a filtering component, a vibration component and a back washing component, the filtering component comprises a shell, an MBR membrane filtering piece and a first pump body, the MBR membrane filtering piece is arranged in the shell, the bottom of the shell is respectively communicated with a water inlet and a sludge discharge port, and one side wall of the shell is communicated with the top of the clean water bin through the first pump body; the vibration assembly is arranged at the top of the membrane purification bin, is connected with the MBR membrane filter piece and is used for cleaning sludge on the MBR membrane filter piece in a vibration mode; the back washing component is arranged in the membrane purification bin, is communicated with the side wall of the shell and is used for washing sludge on the MBR membrane filter piece. This application is through setting up vibration subassembly and back flush subassembly, can wash the selection according to sewage treatment time and mud scraping amount, and the two combines clean fastly to improve sewage treatment efficiency.

Description

Sewage treatment device

Technical Field

The application relates to a sewage treatment device, which belongs to the technical field of sewage treatment equipment.

Background

Sewage treatment is a process of purifying sewage to meet the requirement of draining a certain water body or reusing the water body, and is widely applied to various fields of buildings, agriculture, traffic, energy, petrifaction, environmental protection, urban landscape, medical treatment, catering and the like. MBR (membrane bioreactor) is a new 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.

In the prior art, after the treatment device is used for a period of time, excessive sludge can be attached to the MBR membrane to influence the filtering effect of the MBR membrane. Chinese patent CN217323760U, an integrated sewage treatment device, uses a dosing unit to soak an MBR membrane in a chemical agent for cleaning, and although the membrane can be cleaned cleanly, the device needs to be stopped for a long time to recover to produce water, so that the cleaning efficiency is low, and the sewage treatment speed is affected.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the application provides a sewage treatment device, through setting up vibration subassembly and back flush subassembly, can wash the selection according to sewage treatment time and mud collecting amount, vibration subassembly can make the adnexed mud of MBR membrane shake off, back flush subassembly can directly wash MBR membrane surface mud, and the two combines clean fastly, and clean degree is high to improve sewage treatment efficiency.

According to one aspect of the application, a sewage treatment device is provided, which comprises a membrane purification bin and a clear water bin, wherein a water inlet and a sludge discharge port are formed in the side wall of the bottom of the membrane purification bin, and an overflow port and a water outlet are formed in the side wall of the clear water bin;

a filtering component, a vibration component and a back washing component are arranged in the membrane purification bin, the filtering component comprises a shell, an MBR membrane filtering piece and a first pump body, the MBR membrane filtering piece is arranged in the shell, the bottom of the shell is respectively communicated with the water inlet and the sludge discharge port, and one side wall of the shell is communicated with the top of the clean water bin through the first pump body; the vibration assembly is arranged at the top of the membrane purification bin, is connected with the MBR membrane filter and is used for cleaning sludge on the MBR membrane filter in a vibration mode; the back washing assembly is arranged in the membrane purification bin, is communicated with the side wall of the shell and is used for washing sludge on the MBR membrane filter piece.

Optionally, the MBR membrane filter piece includes a coupling frame and a plurality of MBR membrane, the MBR membrane interval is even sets up in the coupling frame, the coupling frame with the vibration subassembly is connected.

Optionally, the vibration assembly comprises a vibration motor and a connecting shaft, the vibration motor is arranged at the top of the membrane purification bin, and the vibration motor is connected with the connecting frame through the connecting shaft.

Optionally, the top of the membrane purification bin is provided with an access cover.

Optionally, the backwash assembly comprises a second pump body and a jet pipe; one end of the injection pipe is communicated with the shell, and the other end of the injection pipe is communicated with the second pump body.

Optionally, the second pump body is communicated with the bottom of the clean water bin.

Optionally, the communicating end of the injection pipe and the shell is respectively provided with a plurality of nozzles.

Optionally, the backwashing assembly further comprises a third pump body and a medicine box, and the medicine box is arranged on the side wall of the membrane purification bin; the medicine box is communicated with the injection pipe through the third pump body.

Benefits that can be produced by the present application include, but are not limited to:

1. the application provides a sewage treatment plant through setting up vibration subassembly and back flush subassembly, can wash the selection according to sewage treatment time and mud accumulation volume, and vibration subassembly can make the adnexed mud of MBR membrane shake down, and back flush subassembly can directly wash MBR membrane surface mud, and the two combines clean fast, and clean degree is high to improve sewage treatment efficiency.

2. The application provides a sewage treatment plant is through setting up the access cover to shut down and observe the long-pending mud state of MBR membrane, also be convenient for overhaul and change vibrating motor and MBR membrane.

3. The application provides a sewage treatment plant through setting up a plurality of shower nozzles, can evenly wash the MBR membrane fast, and work efficiency is high, and the down time is short.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic perspective view of a sewage treatment apparatus according to an embodiment of the present application;

FIG. 2 is a schematic view of an internal structure of a sewage treatment apparatus according to an embodiment of the present application;

list of components and reference numbers:

1. a membrane purification bin; 2. a clear water bin; 3. a water inlet; 4. a sludge discharge port; 5. an overflow port; 6. a water outlet; 7. a housing; 8. a first pump body; 9. a connecting frame; 10.MBR membrane; 11. a vibration motor; 12. a connecting shaft; 13. an access cover; 14. a second pump body; 15. an injection pipe; 16. a spray head; 17. a third pump body; 18. a medicine box.

Detailed Description

In order to more clearly explain the overall concept of the present application, the following detailed description is given by way of example in conjunction with the accompanying drawings.

In order that the above objects, features and advantages of the present application can be more clearly understood, the present application will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, however, the present application may be practiced in other ways than those described herein, and therefore the scope of the present application is not limited by the specific embodiments disclosed below.

In addition, in the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means 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 application. In this specification, the schematic representations of the terms used above are not necessarily intended to 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.

Referring to fig. 1-2, an embodiment of the application discloses a sewage treatment device, which comprises a membrane purification bin 1 and a clear water bin 2, wherein a water inlet 3 and a sludge discharge port 4 are formed on the side wall of the bottom of the membrane purification bin 1, and an overflow port 5 and a water outlet 6 are formed on the side wall of the clear water bin 2;

a filtering component, a vibration component and a back washing component are arranged in the membrane purification bin 1, the filtering component comprises a shell 7, an MBR membrane 10 filtering piece and a first pump body 8, the MBR membrane 10 filtering piece is arranged in the shell 7, the bottom of the shell 7 is respectively communicated with a water inlet 3 and a sludge discharge port 4, and one side wall of the shell 7 is communicated with the top of the clean water bin 2 through the first pump body 8; the vibration component is arranged at the top of the membrane purification bin 1, is connected with the MBR membrane 10 filter piece and is used for cleaning sludge on the MBR membrane 10 filter piece in a vibration mode; the back washing component is arranged in the membrane purification bin 1, is communicated with the side wall of the shell 7 and is used for washing sludge on the filtering piece of the MBR membrane 10.

The utility model provides a sewage treatment plant, through setting up vibration subassembly and back flush subassembly, can wash the selection according to sewage treatment time and mud collection and save the volume, vibration subassembly can make the adnexed mud of MBR membrane 10 shake and fall, and back flush subassembly can directly wash MBR membrane 10 surface mud, and the two combines clean fast, and clean degree is high to improve sewage treatment efficiency.

As an embodiment, the MBR membrane 10 filtering piece comprises a connecting frame 9 and a plurality of MBR membranes 10, wherein the MBR membranes 10 are uniformly arranged in the connecting frame 9 at intervals, and the connecting frame 9 is connected with the vibration assembly. Specifically, the number of the MBR membranes 10 may be rotated by those skilled in the art according to the daily average sewage treatment amount, and the MBR membranes 10 are commercially available tubular membranes.

As an embodiment, the vibration assembly comprises a vibration motor 11 and a connecting shaft 12, the vibration motor 11 is arranged at the top of the membrane purification bin 1, and the vibration motor 11 is connected with the connecting frame 9 through the connecting shaft 12. The connecting shaft 12 is welded with the connecting frame 9, and the vibration motor 11 is a conventional product sold in the market.

In one embodiment, the top of the membrane purification bin 1 is provided with an access cover 13. Specifically, the access cover 13 is bolted to the top of the membrane purification cartridge 1.

As an embodiment, the backwash assembly includes a second pump body 14 and a spray pipe 15; the injection pipe 15 has one end communicating with the housing 7 and the other end communicating with the second pump body 14.

Further, the second pump body 14 communicates with the bottom of the clean water tank 2. Through setting up second pump body 14 and clear water storehouse 2 intercommunication, can directly utilize the water after the purification to mix with the medicament and wash, need not to set up flush tank alone.

In one embodiment, 3 nozzles 16 are respectively disposed at the end of the injection pipe 15 communicating with the housing 7.

As an embodiment, the backwashing assembly further comprises a third pump body 17 and a medicine box 18, wherein the medicine box 18 is arranged on the side wall of the membrane purification bin 1; the cartridge 18 communicates with the injection tube 15 through the third pump body 17. Specifically, the first pump body 8, the second pump body 14 and the third pump body 17 are all commercially available self-priming pumps, the medicine box 18 is connected with the membrane purification bin 1 through bolts, and commercially available conventional agents such as strong oxidation liquid medicines are placed in the medicine box 18.

The sewage treatment device of the application has the following working principle: firstly, sewage enters a shell 7 through a water inlet 3 and is filtered by an MBR (membrane bioreactor) membrane 10, and purified water is conveyed to a clean water bin 2 through a first pump body 8; when cleaning is needed or sludge is discharged, the first pump body 8 and the water inlet 3 are closed, the sludge discharge port 4 is opened, then only the vibration motor 11 can be opened to clean according to the sludge accumulation condition, and the backwashing component can be opened to flush, if the sludge accumulation is serious, the vibration motor 11, the second pump body 14 and the third pump body 17 can be opened, vibration and flushing cleaning are carried out at the same time, the sludge discharge port 4, the vibration motor 11, the second pump body 14 and the third pump body 17 are closed after the cleaning is finished, and the water inlet 3 and the first pump body 8 are opened to continue sewage treatment.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.

The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement or the like made within the spirit and principle of the present application shall be included in the scope of the claims of the present application.

Claims

1. A sewage treatment device is characterized by comprising a membrane purification bin and a clean water bin, wherein the side wall of the bottom of the membrane purification bin is provided with a water inlet and a sludge discharge port, and the side wall of the clean water bin is provided with an overflow port and a water outlet;

a filtering assembly, a vibration assembly and a back washing assembly are arranged in the membrane purifying bin, the filtering assembly comprises a shell, an MBR membrane filtering piece and a first pump body, the MBR membrane filtering piece is arranged in the shell, the bottom of the shell is respectively communicated with the water inlet and the sludge discharge port, and one side wall of the shell is communicated with the top of the clean water bin through the first pump body;

the vibration assembly is arranged at the top of the membrane purification bin, is connected with the MBR membrane filter and is used for cleaning sludge on the MBR membrane filter in a vibration mode; the back washing assembly is arranged in the membrane purification bin, is communicated with the side wall of the shell and is used for washing sludge on the MBR membrane filter piece.

2. The wastewater treatment device according to claim 1, wherein the MBR membrane filter element comprises a connecting frame and a plurality of MBR membranes, the MBR membranes are uniformly spaced in the connecting frame, and the connecting frame is connected with the vibration assembly.

3. The sewage treatment device according to claim 2, wherein the vibration assembly comprises a vibration motor and a connecting shaft, the vibration motor is arranged at the top of the membrane purification bin, and the vibration motor is connected with the connecting frame through the connecting shaft.

4. The sewage treatment device according to claim 3, wherein the top of the membrane purification bin is provided with an access cover.

5. The wastewater treatment plant according to claim 1, wherein the backwash assembly comprises a second pump body and a jet pipe; one end of the injection pipe is communicated with the shell, and the other end of the injection pipe is communicated with the second pump body.

6. The sewage treatment apparatus of claim 5, wherein the second pump body is in communication with a bottom of the clean water tank.

7. The sewage treatment device according to claim 6, wherein a plurality of spray heads are respectively arranged at the communication end of the spray pipe and the shell.

8. The wastewater treatment device according to claim 7, wherein the backwash assembly further comprises a third pump body and a medicine box, the medicine box is arranged on the side wall of the membrane purification bin; the medicine box is communicated with the injection pipe through the third pump body.