CN219860811U

CN219860811U - MBR membrane sewage treatment device

Info

Publication number: CN219860811U
Application number: CN202321203638.6U
Authority: CN
Inventors: 许生军
Original assignee: ZHEJIANG SUPER MAX ENVIRONMENTAL ENGINEERING CO LTD; Xingyuan Environment Technology Co ltd
Current assignee: ZHEJIANG SUPER MAX ENVIRONMENTAL ENGINEERING CO LTD; Xingyuan Environment Technology Co ltd
Priority date: 2023-05-18
Filing date: 2023-05-18
Publication date: 2023-10-20
Anticipated expiration: 2033-05-18

Abstract

The utility model discloses MBR membrane sewage treatment equipment, which comprises a treatment bin, and a water inlet pipe and a water outlet pipe which are arranged at two ends of the treatment bin: the treatment bin is internally provided with a water collecting bin at the water inlet side of the water outlet pipe, a plurality of MBR membranes are arranged at the bottom of the water collecting bin at intervals, a guide plate is arranged at the bottom of the water collecting bin and between two adjacent MBR membranes, a cleaning part is arranged on the guide plate, and a lifting assembly for driving the cleaning part to reciprocate along the outer wall of the guide plate is arranged on the treatment bin. According to the sewage treatment equipment, the lifting assembly and the cleaning piece are arranged, so that the cleaning piece can be driven to move from top to bottom on the guide plate, residual stains adsorbed on the guide plate can be scraped and cleaned, the phenomenon that the water flow is influenced due to the fact that the interval between the guide plates is reduced due to too much aggregation of the stains on the guide plate is avoided, cleaning operation on the guide plate is facilitated, and inconvenience caused by manual cleaning after the guide plate is detached is avoided.

Description

MBR membrane sewage treatment device

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to MBR membrane sewage treatment equipment.

Background

Sewage treatment is a process for purifying sewage to meet the water quality requirement of being discharged into a certain water body or reused, is widely applied to various fields of buildings, agriculture, traffic, energy, petrifaction, environmental protection, urban landscapes, medical treatment, catering and the like, and also increasingly enters the daily life of common people, and MBR (Membrane biological reactor) membranes are used as important parts for sewage filtration and are also commonly used in sewage processes.

Chinese patent publication No.: CN216918773U discloses an MBR membrane sewage treatment device, including purifier, main pipe, drainage subassembly, a controller, anoxic tank and membrane frame, purifier includes the MBR membrane unit, go up the water purification pipe, lower water purification pipe, branch pipe and support, go up water purification pipe and lower water purification pipe and install respectively on the support, go up water purification pipe and lower water purification pipe up-down symmetry, and be annular, the both ends of MBR membrane unit are linked together with last water purification pipe, lower water purification pipe respectively, one side of branch pipe is linked together with last water purification pipe, lower water purification pipe respectively, the other end is linked together with the main pipe, the main pipe is linked together with drainage subassembly, purifier installs in the membrane frame, the membrane frame is installed in anoxic tank, a controller is linked together with drainage subassembly.

When sewage treatment equipment filters suspended particle impurities in sewage, the guide plates are arranged in water to guide the sewage, so that the sewage can flow to the MBR membrane for filtering, after the guide plates are used for a long time, the phenomenon of dirt aggregation can occur on the guide plates, so that the distance between two adjacent guide plates is reduced, the fluidity of the sewage is improved, and the sewage treatment efficiency is further affected.

Disclosure of Invention

The utility model aims to provide MBR membrane sewage treatment equipment which adopts a lifting assembly to drive a scraping piece to move up and down, automatically scrapes and cleans a guide plate, improves the cleanliness of the guide plate and further improves the sewage treatment efficiency.

In order to achieve the above object, the present utility model provides the following technical solutions: an MBR membrane sewage treatment device comprises a treatment bin, and a water inlet pipe and a water outlet pipe which are arranged at two ends of the treatment bin:

a water collecting bin is arranged in the treatment bin and positioned on the water inlet side of the water outlet pipe, and a plurality of MBR membranes which are distributed at intervals are arranged at the bottom of the water collecting bin;

a guide plate is arranged at the bottom of the water collection bin and between two adjacent MBR membranes, and a cleaning and scraping piece is arranged on the guide plate;

the treatment bin is provided with a lifting component for driving the cleaning and scraping piece to reciprocate along the outer wall of the guide plate.

As a further description of the above technical solution:

the cleaning part comprises a cleaning part, a through hole matched with the guide plate is formed in the cleaning part, and two adjacent cleaning parts are connected through a connecting rod.

As a further description of the above technical solution:

the lifting assembly comprises an L-shaped rack penetrating through the treatment bin and a first motor arranged at the top of the treatment bin, the output end of the first motor is connected with a gear meshed with the vertical end of the rack, and the horizontal end of the rack is connected with the scraping part.

As a further description of the above technical solution:

the aeration device also comprises an aeration assembly;

the aeration assembly comprises an aeration pump arranged at the top of the treatment bin, an aeration pipe extending into the water collection bin is arranged on the air outlet side of the aeration pump, and an aeration nozzle with an opening facing the MBR membrane is arranged on the aeration pipe.

As a further description of the above technical solution:

the inner wall of the treatment bin and one side close to the water inlet pipe are provided with baffle plates.

As a further description of the above technical solution:

the bottom of the treatment bin and the lower part of the baffle are provided with sedimentation tanks.

As a further description of the above technical solution:

the device also comprises a mud scraping assembly;

the mud scraping assembly comprises a hanging frame and a second motor, wherein the hanging frame and the second motor are arranged in the treatment bin, the output end of the second motor is connected with a ball screw which is rotatably arranged on the hanging frame, and the ball screw is provided with a mud scraping plate which is contacted with the bottom end of the inner wall of the treatment bin.

As a further description of the above technical solution:

the top of the treatment bin is rotationally connected with a guide wheel in rolling contact with the vertical end of the rack.

In the technical scheme, the MBR membrane sewage treatment equipment provided by the utility model has the following beneficial effects:

this sewage treatment device is through the lifting unit that sets up and clear the scraping piece, can drive clear the scraping piece and from last down moving on the guide plate, can adsorb remaining spot scraping clearance on the guide plate and get off, avoid the spot to gather too much and lead to the interval to diminish between the guide plate and influence the flow of rivers on the guide plate, also be convenient for clear up the operation to the guide plate, avoid dismantling the guide plate after manual clearance bring inconvenient, and then improved sewage treatment's efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

Fig. 1 is a schematic structural diagram of an MBR membrane sewage treatment apparatus according to an embodiment of the present utility model;

fig. 2 is a schematic structural diagram of a connection part between a lifting assembly, a scraping element and a guide plate according to an embodiment of the present utility model;

fig. 3 is a schematic structural view of a scraping element according to an embodiment of the present utility model;

fig. 4 is a schematic structural view of an aeration assembly according to an embodiment of the present utility model;

fig. 5 is a schematic structural diagram of a mud scraping assembly according to an embodiment of the present utility model.

Reference numerals illustrate:

1. a water inlet pipe; 2. a treatment bin; 3. a sedimentation tank; 4. a baffle; 5. a lifting assembly; 51. a first motor; 52. a gear; 53. a rack; 6. a guide wheel; 7. a cleaning member; 71. a scraping part; 72. a through hole; 73. a connecting rod; 8. a water collecting bin; 9. an aeration assembly; 91. an aeration pump; 92. an aeration pipe; 93. an aeration nozzle; 10. an MBR membrane; 11. a water outlet pipe; 12. a deflector; 13. a mud scraping assembly; 131. a hanging rack; 132. a second motor; 133. a ball screw; 134. a mud scraping plate.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 5, an MBR membrane sewage treatment apparatus includes a treatment chamber 2, and a water inlet pipe 1 and a water outlet pipe 11 disposed at both ends of the treatment chamber 2:

a water collecting bin 8 is arranged in the treatment bin 2 and positioned on the water inlet side of the water outlet pipe 11, a plurality of MBR membranes 10 which are distributed at intervals are arranged at the bottom of the water collecting bin 8, and when the sewage level in the treatment bin 2 is increased, the sewage enters the water collecting bin 8 for storage after being filtered by the MBR membranes 10 and is discharged outwards through the water outlet pipe 11;

the bottom of the water collection bin 8 and be located between two adjacent MBR membranes 10 and be provided with guide plate 12, and be provided with on the guide plate 12 and scrape piece 7, be provided with on the treatment bin 2 and drive the lift subassembly 5 of scraping piece 7 along guide plate 12 outer wall reciprocating motion, when sewage flows in to the water collection bin 8, sewage can flow upwards along guide plate 12, part suspended particle spot in the sewage can adsorb and remain on guide plate 12 this moment for guide plate 12 is polluted, at this moment under the drive of lift subassembly 5, it scrapes the clearance with the dirty scraping of absorption residue on guide plate 12 from top to bottom, can avoid the dirty gathering too much on guide plate 12 and lead to the interval between the guide plate 12 to diminish the flow that influences rivers, also be convenient for clear up the operation to guide plate 12, avoid dismantling the inconvenience that the manual clearance brought behind the guide plate 12, and then improved sewage treatment's efficiency.

The cleaning piece 7 comprises a cleaning part 71, both sides of the cleaning part 71 are of a trapezoid structure, through holes 72 matched with the guide plates 12 are formed in the cleaning part 71, two adjacent cleaning parts 71 are connected through connecting rods 73, the lifting assembly 5 comprises an L-shaped rack 53 penetrating through the treatment bin 2 and a first motor 51 arranged at the top of the treatment bin 2, the output end of the first motor 51 is connected with a gear 52 in meshed connection with the vertical end of the rack 53, the horizontal end of the rack 53 is connected with the cleaning part 71, the gear 52 is driven to rotate through the first motor 51, at the moment, the gear 52 is meshed with the rack 53, the rack 53 can be driven to move up and down in the treatment bin 2, so that the cleaning part 71 is driven to reciprocate up and down on the surface of the guide plates 12, residual adsorbed stains on the guide plates 12 are scraped and cleaned, and fall down to the bottom end of the inner wall of the treatment bin 2.

Still include aeration subassembly 9, aeration subassembly 9 is including setting up the aeration pump 91 at the treatment storehouse 2 top, the side of giving vent to anger of aeration pump 91 is provided with the aeration pipe 92 that extends to in the water collection storehouse 8, be provided with the aeration mouth 93 of opening towards MBR membrane 10 on the aeration pipe 92, introduce air in to aeration pipe 92 through aeration pump 91, and make the air spout to the direction of MBR membrane 10 in the aeration mouth 93, can play the effect of reverse air-flushing pressure boost to MBR membrane 10, make the impurity of remaining the jam on the MBR membrane 10 can be cleared up by the recoil, thereby keep the patency of MBR membrane 10.

The inner wall of the treatment bin 2 and one side close to the water inlet pipe 1 are provided with baffle plates 4, the bottom of the treatment bin 2 and the lower part of the baffle plates 4 are provided with sedimentation tanks 3, sewage in the treatment bin 2 entering the water inlet pipe 1 can be blocked by the baffle plates 4 to flow downwards, and large-particle impurities in the sewage can be precipitated downwards and fall into the sedimentation tanks 3 to be gathered.

Still including scraping mud subassembly 13, scrape mud subassembly 13 including setting up stores pylon 131 and the second motor 132 in handling storehouse 2, the output of second motor 132 is connected with the ball screw 133 that rotates and set up on stores pylon 131, and be provided with on the ball screw 133 with handle the mud scraping plate 134 of storehouse 2 inner wall bottom contact, drive ball screw 133 under the drive of second motor 132 and rotate, can drive mud scraping plate 134 and remove along the inner wall bottom of handling storehouse 2, scrape the mud impurity of handling storehouse 2 inner wall bottom to in the sedimentation tank 3 to ensure the clean and tidy of handling storehouse 2 inner wall.

The top of the treatment bin 2 is rotationally connected with a guide wheel 6 in rolling contact with the vertical end of the rack 53, so that the lifting process of the rack 53 can be supported and clamped in a rolling manner, and the stability of the lifting process of the rack 53 is ensured.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims

1. MBR membrane sewage treatment device, including handling storehouse (2), and set up inlet tube (1) and outlet pipe (11) at handling storehouse (2) both ends, its characterized in that:

a water collecting bin (8) is arranged in the treatment bin (2) and positioned on the water inlet side of the water outlet pipe (11), and a plurality of MBR membranes (10) which are distributed at intervals are arranged at the bottom of the water collecting bin (8);

a guide plate (12) is arranged at the bottom of the water collection bin (8) and between two adjacent MBR membranes (10), and a cleaning piece (7) is arranged on the guide plate (12);

the treatment bin (2) is provided with a lifting assembly (5) for driving the cleaning and scraping piece (7) to reciprocate along the outer wall of the guide plate (12).

2. An MBR membrane sewage treatment apparatus according to claim 1, wherein: the cleaning part (7) comprises cleaning parts (71), through holes (72) matched with the guide plates (12) are formed in the cleaning parts (71), and two adjacent cleaning parts (71) are connected through connecting rods (73).

3. An MBR membrane sewage treatment apparatus according to claim 1, wherein: the lifting assembly (5) comprises an L-shaped rack (53) penetrating through the treatment bin (2) and a first motor (51) arranged at the top of the treatment bin (2), the output end of the first motor (51) is connected with a gear (52) meshed with the vertical end of the rack (53), and the horizontal end of the rack (53) is connected with the scraping part (71).

4. An MBR membrane sewage treatment apparatus according to claim 1, wherein: also comprises an aeration assembly (9);

the aeration assembly (9) comprises an aeration pump (91) arranged at the top of the treatment bin (2), an aeration pipe (92) extending into the water collection bin (8) is arranged on the air outlet side of the aeration pump (91), and an aeration nozzle (93) with an opening facing the MBR membrane (10) is arranged on the aeration pipe (92).

5. An MBR membrane sewage treatment apparatus according to claim 1, wherein: the inner wall of the treatment bin (2) and one side close to the water inlet pipe (1) are provided with baffle plates (4).

6. An MBR membrane sewage treatment apparatus according to claim 5, wherein: the bottom of the treatment bin (2) and the lower part of the baffle plate (4) are provided with a sedimentation tank (3).

7. An MBR membrane sewage treatment apparatus according to claim 1, wherein: further comprises a mud scraping assembly (13);

the mud scraping assembly (13) comprises a hanging frame (131) and a second motor (132), wherein the hanging frame (131) and the second motor (132) are arranged in the treatment bin (2), the output end of the second motor (132) is connected with a ball screw (133) which is rotatably arranged on the hanging frame (131), and a mud scraping plate (134) which is in contact with the bottom end of the inner wall of the treatment bin (2) is arranged on the ball screw (133).

8. An MBR membrane sewage treatment apparatus according to claim 3, wherein: the top of the treatment bin (2) is rotatably connected with a guide wheel (6) in rolling contact with the vertical end of the rack (53).