CN216337160U - A sewage treatment device using MBR membrane process - Google Patents

Abstract

The utility model proposes a sewage treatment device utilizing the MBR membrane process, which comprises a treatment tank, a sewage inlet is arranged in the center of the top of the sedimentation tank, a sludge sedimentation tank is opened in the center of the bottom of the sedimentation tank, and a first water pump is arranged in the sedimentation tank. The first water pump is located above the sludge sedimentation tank, and the output end of the first water pump is connected to the first water pumping pipe, and the first water pumping pipe leads into the inside of the MBR membrane treatment tank. There are sliders on both sides of the frame, the MBR membrane treatment box is provided with a chute on the inner wall of the slider, the top center of the MBR membrane frame is provided with a water pipe connector, the inner bottom of the MBR membrane treatment box is fixed with a second water pump, the first The output end of the second water pump is connected with a second water pumping pipe. The utility model adopts a three-stage treatment mechanism, adopts the mode of first precipitation, then purification and final disinfection for sewage, adopts MBR membrane to purify sewage, and can effectively treat nitrogen, phosphorus and other components in water.

Description

A sewage treatment device using MBR membrane process

technical field

The utility model belongs to the technical field of sewage treatment, in particular to a sewage treatment device utilizing MBR membrane technology.

Background technique

A large amount of sewage is often produced in modern industrial production and daily life. If these sewage are not treated and discharged directly, it will not only pollute the water source but also pollute the air and soil, seriously affecting people's production and life. Therefore, the purification of sewage is sewage. An indispensable link in the discharge, the traditional sewage treatment equipment has a good filtering effect on impurities, but the effect of treating the eutrophic components in the water is not ideal, and the MBR membrane has biological activity, which can improve the sewage treatment equipment. degree of purification.

Utility model content

In order to solve the above deficiencies of the prior art, the utility model proposes a sewage treatment device utilizing the MBR membrane process.

The technical scheme of the present utility model is achieved in this way:

A sewage treatment device using MBR membrane process, including a treatment box, the treatment box is divided into a sedimentation box, an MBR membrane treatment box and a disinfection box by two partitions, the top center of the sedimentation box is provided with a sewage inlet, and the bottom center of the sedimentation box is provided. A sludge sedimentation tank is opened, and a first water pump is arranged in the sedimentation tank. The first water pump is located above the sludge sedimentation tank. The output end of the first water pump is connected with the first water pumping pipe, and the first water pumping pipe leads to the MBR membrane treatment tank. the upper end of the interior;

The MBR film processing box is provided with an MBR film frame, and the MBR film frame is installed with an MBR film. There are sliders on both sides of the MBR film frame. Sliding in the chute, the top center of the MBR membrane frame is provided with a water pipe connection head, which is connected with the first water pipe, the inner bottom surface of the MBR membrane treatment box is fixed with a second water pump, and the output end of the second water pump is connected with a Two water pipes, the second water pipes lead into the interior of the sterilization box.

Preferably, a drain valve is provided on the side of the sedimentation tank, and the drain valve opens into the interior of the sedimentation tank and is located in the sludge sedimentation tank.

Preferably, the top of the interior of the sterilization box is provided with an ultraviolet sterilization lamp, and the bottom of the side of the sterilization box is provided with a drain valve, which leads into the interior of the sterilization box.

Preferably, the MBR membrane frame includes a fixing ring, the bottom surface of the fixing ring is connected with a plurality of stop bars at equal intervals, the bottoms of the stop bars are all connected to the support plate, and two sides are symmetrically installed on both sides of the fixing ring and the support plate. The outer horizontally extending connecting rod is connected by a sliding block between the upper and lower connecting rods, and the chute and the sliding block on the inner wall of the MBR film processing box are correspondingly arranged;

The MBR film is placed in the space enclosed by the stop rod, and the inner wall of the space is provided with a cylindrical protective filter screen, and the top edge of the MBR film is placed on the fixing ring, and a sealing cover is covered above the fixing ring. The sealing cover and the fixing ring are fixed by bolts or locks, so that the sealing cover presses the edge of the MBR membrane, and the water pipe connector is installed on the top of the sealing cover.

Preferably, the tops of the sedimentation box, the MBR membrane treatment box and the sterilization box are all provided with cover plates, and the pollution inlet is installed on the cover plates.

Compared with the prior art, the utility model adopts a three-stage treatment mechanism, and adopts the mode of first precipitation, then purification and final disinfection for sewage, which can enhance the purification effect of sewage. Effective processing can be achieved.

Description of drawings

The accompanying drawings are used to provide a further understanding of the present invention, and constitute a part of the specification. They are used to explain the present invention together with the embodiments of the present invention, and do not constitute a limitation to the present invention. In the attached image:

FIG. 1 is a schematic three-dimensional structure diagram of a sewage treatment device utilizing MBR membrane process proposed by the utility model.

FIG. 2 is a front sectional view of a sewage treatment device using MBR membrane process proposed by the utility model.

FIG. 3 is a schematic structural diagram of an MBR membrane frame of a sewage treatment device utilizing the MBR membrane process proposed by the utility model.

In the figure: treatment box 1, sedimentation box 2, MBR membrane treatment box 3, disinfection box 4, sewage inlet 5, fixing ring 6, connecting rod 7, sealing cover 8, sewage valve 9, drain valve 10, sludge sedimentation tank 11. The first water pump 12, the first water pump 13, the water pipe connector 14, the MBR membrane frame 15, the slider 16, the chute 17, the support plate 18, the second water pump 19, the second water pump 20, the ultraviolet disinfection lamp 21 , gear lever 22 , MBR film 23 , cover plate 24 .

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

1-3, the present utility model provides a technical solution: a sewage treatment device utilizing MBR membrane process, including a treatment tank 1, and the treatment tank 1 is divided into a sedimentation tank 2 and an MBR membrane treatment tank 3 by two partitions And the disinfection tank 4, the top center of the sedimentation tank 2 is provided with a sewage inlet 5, the bottom center of the sedimentation tank 2 is provided with a sludge sedimentation tank 11, the sedimentation tank 2 is provided with a first water pump 12, and the first water pump 12 is located in the sludge Above the sedimentation tank 11, the output end of the first water pump 12 is connected with the first water pumping pipe 13, and the first water pumping pipe 13 leads to the upper end inside the MBR membrane treatment tank 3;

An MBR film frame 15 is arranged inside the MBR film processing box 3 , an MBR film is installed in the MBR film frame 15 , and sliders 16 are arranged on both sides of the MBR film frame 15 . A chute 17 is provided, and the slider 16 can slide in the chute 17. The top center of the MBR membrane frame 15 is provided with a water pipe connector 14, which is connected to the first water pipe 13. The inner bottom surface of the MBR membrane treatment box 3 A second water pump 19 is fixed, the output end of the second water pump 19 is connected with a second water pumping pipe 20 , and the second water pumping pipe 20 leads into the interior of the sterilization box 4 .

Specifically, the sewage enters the sedimentation tank 2 from the sewage inlet 5. After a period of precipitation, the solid impurities in the sewage will be deposited in the sludge sedimentation tank 11 after sedimentation, and the sludge can be discharged from the tank through the sewage valve 9. The sewage that has undergone primary precipitation is pumped into the MBR membrane treatment tank 3 by the first water pump 12, and the sewage is passed into the MBR membrane frame 15 from the first water pump 13. After the treatment of the MBR membrane, it is pumped by the second water pump 19. into the sterilization box 4, and then discharged from the drain valve 10 after sterilization.

Further, a drain valve 9 is provided on the side of the sedimentation tank 2 , and the drain valve 9 leads into the interior of the sedimentation tank 2 and is located in the sludge sedimentation tank 11 .

Further, an ultraviolet disinfection lamp 21 is provided at the top of the interior of the disinfection box 4 , a drain valve 10 is provided at the bottom of the side of the disinfection box 4 , and the drain valve 10 leads into the interior of the disinfection box 4 .

Further, as shown in FIG. 3 , the MBR film frame 15 includes a fixing ring 6 , and the bottom surface of the fixing ring 6 is connected with a plurality of stop bars 22 at equal intervals, and the bottoms of the stop bars 22 are all connected to the support plate 18 . 6 and the two sides of the support plate 18 are symmetrically installed with two connecting rods 7 extending horizontally outwards, the upper and lower connecting rods 7 are connected by a slider 16, and the chute on the inner wall of the MBR film processing box 3 17 and slider 16 corresponding settings;

The MBR film 23 is placed in the space enclosed by the blocking rod 22 , and a cylindrical protective filter screen (not shown in the figure) is provided on the inner wall of the space, and the top edge of the MBR film 23 is placed on the fixing ring 6 , a sealing cover 8 is covered above the fixing ring 6, and the sealing cover 8 and the fixing ring 6 are fixed by bolts or locks, so that the sealing cover 8 presses the edge of the MBR membrane 23 tightly, and the water pipe connector 14 is installed on the sealing cover 8 on top. Specifically, the water entering from the water pipe connecting head 14 directly flows into the MBR film 23, the edge of the MBR film 23 is fixed and will not fall off, and the space enclosed by the set bar 22 can protect the MBR film 23 and support, so that the bearing capacity of the MBR film 23 is increased, and at the same time, the sealing cover 8 is easy to open, and it is convenient to replace the MBR film 23.

Further, as shown in FIG. 1 , the tops of the sedimentation box 2 , the MBR membrane treatment box 3 and the sterilization box 4 are all provided with a cover plate 24 , and the sewage inlet 5 is installed on the cover plate 24 .

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

Claims (5)

1. A sewage treatment device utilizing MBR membrane process, comprising a treatment box (1), and the treatment box (1) is separated into a sedimentation box (2), an MBR membrane treatment box (3) and a disinfection box ( 4), characterized in that a sewage inlet (5) is provided in the center of the top of the sedimentation tank (2), a sludge sedimentation tank (11) is opened in the center of the bottom of the sedimentation tank (2), and the sedimentation tank is provided with a sludge sedimentation tank (11). (2) A first water pump (12) is provided inside, the first water pump (12) is located above the sludge sedimentation tank (11), and the output end of the first water pump (12) is connected to the first water pumping pipe (13). ) are connected, and the first water pipe (13) is passed into the upper end inside the MBR membrane treatment box (3); An MBR film frame (15) is arranged inside the MBR film processing box (3), an MBR film (23) is installed in the MBR film frame (15), and two sides of the MBR film frame (15) are provided with The slider (16), the MBR film processing box (3) is provided with a chute (17) relative to the inner wall of the slider (16), and the slider (16) can slide in the chute (17), so The top center of the MBR membrane frame (15) is provided with a water pipe connection head (14), the water pipe connection head (14) is connected with the first suction pipe (13), and the inner bottom surface of the MBR film treatment box (3) is fixed There is a second water pump (19), the output end of the second water pump (19) is connected with a second water suction pipe (20), and the second water suction pipe (20) leads into the interior of the sterilization box (4). 2. A sewage treatment device utilizing MBR membrane process according to claim 1, characterized in that, the side of the sedimentation tank (2) is provided with a blowdown valve (9), and the blowdown valve (9) leads to sedimentation Inside the tank (2) and located in the sludge settling tank (11). 3. a kind of utilizing MBR membrane process sewage treatment device according to claim 1, is characterized in that, the top inside described disinfection box (4) is provided with ultraviolet disinfection lamp (21), and the top of described disinfection box (4) is provided with ultraviolet disinfection lamp (21). A drain valve (10) is provided at the bottom of the side surface, and the drain valve (10) leads into the interior of the sterilization box (4). 4. A kind of sewage treatment device utilizing MBR membrane process according to claim 1, is characterized in that, MBR membrane frame (15) comprises fixing ring (6), and the bottom surface of fixing ring (6) is connected with multiple gears at equal intervals The rod (22) and the bottom of the gear rod (22) are all connected to the support plate (18), and two connecting rods extending horizontally outward are symmetrically installed on both sides of the fixing ring (6) and the support plate (18). (7), the upper and lower connecting rods (7) are connected by a slider (16), and the chute (17) on the inner wall of the MBR film processing box (3) and the slider (16) are correspondingly arranged; The MBR film (23) is placed in the space enclosed by the stop rod (22), and a cylindrical protective filter screen is arranged on the inner wall of the space, and the top edge of the MBR film (23) is placed on the fixing ring (6) On the upper part of the fixing ring (6), a sealing cover (8) is covered, and the sealing cover (8) and the fixing ring (6) are fixed by bolts or locks, so that the sealing cover (8) can hold the MBR film (23) Press the edge of the water pipe connector (14) on the top of the sealing cover (8). 5. a kind of utilizing MBR membrane process sewage treatment device according to claim 1, is characterized in that, the top of sedimentation box (2), MBR membrane treatment box (3) and disinfection box (4) are all provided with cover plate ( 24), the dirt inlet (5) is installed on the cover plate (24).

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