CN218653899U

CN218653899U - Complete device for improving offline cleaning quality of MBR (membrane bioreactor) membrane

Info

Publication number: CN218653899U
Application number: CN202223335130.XU
Authority: CN
Inventors: 董玉婷; 郭学超; 甘培杰; 李野; 杨国臣; 赵建辉; 石磊; 于海莹; 陈征; 张博凯; 李海生; 张建业; 韩旭
Original assignee: Beikong Sanhe Environmental Technology Co ltd
Current assignee: Beikong Sanhe Environmental Technology Co ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-03-21
Anticipated expiration: 2032-12-12

Abstract

The utility model relates to a sewage treatment technical field especially relates to an improve MBR membrane off-line cleaning quality's integrated equipment, including the fermentation vat, be equipped with the acidizing fluid in the fermentation vat, placed the MBR membrane group in the fermentation vat, the fermentation vat lateral wall is equipped with the heater, the fermentation vat top is equipped with the water pump, the water pump entrance point is through drinking-water pipeline and MBR membrane group exit end intercommunication, drinking-water pipeline middle part intercommunication has the water absorption portion, water pump exit end intercommunication has the return water pipe, return water pipe keeps away from water pump one end and is located the fermentation vat and be equipped with the filter house, the fermentation vat top is equipped with hoisting assembly, hoisting assembly is used for the hoist and mount of MBR membrane group. The utility model discloses can reach the purpose of clearing up MBR membrane inner wall scale deposit.

Description

Complete device for improving offline cleaning quality of MBR (Membrane bioreactor) membrane

Technical Field

The utility model relates to a sewage treatment technical field especially relates to an improve MBR membrane off-line cleaning quality's integrated equipment.

Background

MBR membrane group comprises a plurality of MBR diaphragms that equidistant range, spare part is commonly used for sewage treatment device, sewage can reach solid-liquid separation's purification effect after MBR membrane group suction filters, MBR membrane group can appear the condition of scale deposit or inorganic matter accumulation in the inner wall of MBR membrane after long-time the use, when maintaining MBR membrane group, the scheme that usually adopts is, operating personnel at first washs the outside mud of MBR membrane group, place MBR membrane group in the fermentation vat again, soak 12 hours above with the acidizing fluid, take out MBR membrane group at last and install in sewage treatment device, discover through cutting the MBR membrane silk after soaking, MBR membrane internal scale deposit can't be dissolved completely, cause the maintenance cycle short, the cost of labor increases, therefore, the urgent need for a complete equipment that improves MBR membrane off-line cleaning quality to solve.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an improve MBR membrane off-line cleaning quality's integrated equipment to solve above-mentioned problem, reach the purpose of clearing up MBR membrane inner wall scale deposit.

In order to achieve the above object, the utility model provides a following scheme: the utility model provides an improve MBR membrane off-line cleaning quality's integrated equipment, includes the fermentation vat, be equipped with the acidizing fluid in the fermentation vat, the MBR membrane group has been placed in the fermentation vat, the fermentation vat lateral wall is equipped with the heater, the fermentation vat top is equipped with the water pump, the water pump entrance point through draw water the pipeline with MBR membrane group exit end intercommunication, draw water pipeline middle part intercommunication has the portion of absorbing water, water pump exit end intercommunication has return water pipe, return water pipe keeps away from water pump one end is located just be equipped with the filter house in the fermentation vat, the fermentation vat top is equipped with hoisting assembly, hoisting assembly is used for the hoist and mount of MBR membrane group.

Preferably, the water absorption part comprises a vacuum pump, the inlet end of the vacuum pump is communicated with a vacuum pipeline, and one end of the vacuum pump is far away from the middle of the water pumping pipeline.

Preferably, the filter part includes the filter screen, filter screen limit portion with return water pipeline inner wall rigid coupling, return water pipeline exit end below is equipped with collects the box, collect the box top pass through the connection piece with return water pipeline outer wall rigid coupling.

Preferably, the heater lateral wall rigid coupling has the cardboard, the inside lateral wall rigid coupling of soaker has first support and second support, the second support is located first support top, the cardboard with the second support is L type structure, the cardboard with the second support joint each other, first support tip with the heater lateral wall butt.

Preferably, the hoisting assembly comprises a guide rail, the guide rail is horizontally arranged and is located above the soaking pool, two ends of the guide rail are fixedly connected with the top of the soaking pool through vertical beams, the guide rail is slidably connected with a sliding block, the middle of the sliding block is in transmission connection with a power part, the sliding block is fixedly connected with a hoisting part, and the hoisting part is detachably connected with the MBR membrane group.

Preferably, the power part comprises a motor, the side wall of the motor is fixedly connected with the vertical beam, the opposite side walls of the two vertical beams are rotatably connected with the same lead screw, one end of the lead screw is coaxially and fixedly connected with the output shaft of the motor, and the middle part of the lead screw is in threaded connection with the sliding block.

Preferably, the hoisting part comprises a winch, a lifting ring is fixedly connected to the upper portion of the MBR membrane group, and the lower portion of the winch is detachably connected with the lifting ring through a lifting hook.

Preferably, the upper side part of the soaking tank is rotatably connected with a first roller, the side wall of the MBR membrane group is fixedly connected with a thread rope, and the thread rope bypasses the first roller.

The utility model discloses has following technological effect: putting acid liquor into a soaking pool, hoisting the MBR membrane group by a hoisting component and putting the MBR membrane group into the soaking pool, wherein the acid liquor is preferably completely immersed in the MBR membrane group, the inlet end of the MBR membrane group is in contact with the acid liquor at the bottom of the soaking pool below, a water pumping pipeline and a water return pipeline are connected, the acid liquor is sucked into the MBR membrane group by a water sucking part under the action of negative pressure, a water pump is opened after the water sucking part is closed, the water pump pumps the acid liquor, the acid liquor continuously flows through the inner wall of the MBR membrane group, the scale on the inner wall of the MBR membrane group is dissolved by the acid liquor, and the acid liquor is filtered and then is discharged into the soaking pool again, so that the acid liquor can be recycled.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

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

FIG. 2 is a schematic cross-sectional view of the guide rail and the slider of the present invention;

wherein, 1, a soaking pool; 2. MBR membrane group; 3. a water pumping pipeline; 4. a water pump; 5. a vacuum line; 6. a vacuum pump; 7. a water return pipe; 8. filtering with a screen; 9. a collection box; 10. a heater; 11. a first bracket; 12. a second bracket; 13. clamping a plate; 14. a first roller; 15. a guide rail; 16. a lead screw; 17. a slider; 18. a winch; 19. a hook; 20. an electric motor.

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 efforts all belong to the protection scope of the present invention.

In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.

Referring to fig. 1-2, this embodiment provides an improve MBR membrane off-line cleaning quality's integrated equipment, including soaking pond 1, be equipped with the acidizing fluid in the soaking pond 1, MBR membrane group 2 has been placed in the soaking pond 1, 1 lateral wall of soaking pond is equipped with heater 10, 1 top of soaking pond is equipped with

water pump

4, 4 entrance points of water pump communicate with MBR membrane group 2 exit ends through drinking-water pipeline 3, 3 middle parts of drinking-water pipeline communicate has the portion of absorbing water, 4 exit ends of water pump communicate has return

water pipe

7, 4 one end of water pump is located soaking pond 1 and is equipped with the filter house to return water pipe 7, 1 top of soaking pond is equipped with the hoist and mount subassembly, the hoist and mount subassembly is used for the hoist and mount of MBR membrane group 2. Through beaker experiments, scales on the inner wall of the MBR membrane group 2 can be removed after being soaked in acid liquor, the effect is obviously superior to that of soaking in alkali liquor, and the inorganic scales on the inner wall of the MBR membrane group 2 are determined to be dominant, so that the acid liquor soaking effect in the MBR membrane group 2 is determined to be increased.

Acid liquor is put into the soaking pool 1, the MBR membrane group 2 is hoisted and put into the soaking pool 1 through the hoisting assembly, the acid liquor is preferably completely immersed in the MBR membrane group 2, the inlet end of the MBR membrane group 2 is in contact with the acid liquor at the bottom of the soaking pool 1 at the lower part, the water pumping pipeline 3 and the water return pipeline 7 are connected, the acid liquor is sucked into the MBR membrane group 2 through the negative pressure action in the water suction part, the water pump 4 is turned on after the water suction part is turned off, the acid liquor is pumped by the water pump 4 and continuously flows through the inner wall of the MBR membrane group 2, the scale on the inner wall of the MBR membrane group 2 is dissolved by the acid liquor, meanwhile, the acid liquor is filtered and then is discharged into the soaking pool 1 again, the acid liquor can be recycled, the MBR of the heater 10 aims to improve the temperature of the acid liquor and improve the soaking effect of the MBR membrane group 2, the integral device simulates the water purification process of the MBR membrane group 2, the scale on the inner wall of the MBR membrane group 2 can be effectively dissolved and removed, the maintenance period of the MBR membrane group 2 is prolonged, and the economic benefit is improved. The medicament in the soaking pool 1 is citric acid with the concentration of 1.5 percent.

Further optimize the scheme, the portion of absorbing water includes

vacuum pump

6, and 6 entrance points of vacuum pump communicate has vacuum pipe 5, and vacuum pipe 5 is kept away from 6 one end of vacuum pump and is communicate with the pipeline 3 middle part that draws water. Through the vacuum pumping effect of vacuum pump 6 for acidizing fluid in the fermentation vat 1 enters into MBR membrane group 2, and after the acidizing fluid was full of MBR membrane group 2, open water pump 4 and close vacuum pump 6, realize the circulation of acidizing fluid through water pump 4, vacuum pump 6 exit end passes through pipe and fermentation vat 1 intercommunication.

Further optimize the scheme, the filter house includes

filter screen

8, 8 limit portions of filter screen and the 7 inner wall rigid couplings of return water pipeline, and 7 exit end below of return water pipeline are equipped with collects box 9, and the top of collecting box 9 passes through connection piece and the 7 outer wall rigid couplings of return water pipeline. After the acidizing fluid contacts the scale deposit, can dissolve the scale deposit, partial scale deposit simultaneously drops, and filter screen 8 can intercept the scale deposit of large granule, prevents that the large granule scale deposit from entering into soaking pond 1, pull down filter screen 8 after finishing washing and clear up impurity such as scale deposit, and partial insoluble material enters into behind the filter screen 8 and collects box 9, collects box 9 and plays the effect of sediment, collects the supernatant at box 9 top and enters into soaking pond 1 again.

Further optimize the scheme, heater 10 lateral wall rigid coupling has cardboard 13, and 1 inside lateral wall rigid coupling of fermentation vat has first support 11 and second support 12, and second support 12 is located first support 11 top, and cardboard 13 and second support 12 are L type structure, cardboard 13 and the joint of second support 12 each other, 11 tip of first support and the butt of heater 10 lateral wall. The L-shaped structure arc-shaped clamping connection of the clamping plate 13 and the second support 12 facilitates the taking, placing and fixing of the heater 10, and the first support 11 is abutted to the heater 10 to play a role in supporting the heater 10.

Further optimize the scheme, hoist and mount subassembly includes guide rail 15, and guide rail 15 level sets up, and guide rail 15 is located 1 top of fermentation vat, and guide rail 15 both ends are through erecting roof beam and 1 top rigid coupling of fermentation vat, and guide rail 15 sliding connection has slider 17, and the transmission is connected with power portion in the middle part of the slider 17, and slider 17 rigid coupling has hoist and mount portion, and hoist and mount portion can dismantle with MBR membrane group 2 and be connected.

According to a further optimized scheme, the power part comprises a motor 20, the side wall of the motor 20 is fixedly connected with the vertical beams, the opposite side walls of the two vertical beams are rotatably connected with a same lead screw 16, one end of the lead screw 16 is coaxially and fixedly connected with an output shaft of the motor 20, and the middle part of the lead screw 16 is in threaded connection with a sliding block 17.

According to a further optimized scheme, the hoisting part comprises a winch 18, a lifting ring is fixedly connected above the MBR membrane group 2, and the lower part of the winch 18 is detachably connected with the lifting ring through a lifting hook 19. The lead screw 16 is driven by the rotation of the motor 20, the lead screw 16 converts the rotation into the linear motion of the sliding block 17, the lifting ring above the MBR membrane group 2 is hooked with the lifting hook 19, the winch 18 is started, the MBR membrane group 2 can be lifted or placed below, and the MBR membrane group 2 is conveniently placed into the soaking pool 1.

According to a further optimized scheme, a first roller 14 is rotatably connected to the upper side portion of the soaking pool 1, a thread rope is fixedly connected to the side wall of the MBR membrane group 2, and the thread rope bypasses the first roller 14. At the in-process of below MBR membrane group 2, MBR membrane group 2 can take place to rock, holds MBR membrane group 2 through the cotton rope, and operating personnel holds the other end that the cotton rope and makes MBR membrane group 2 slow below, reduces rocking of MBR membrane group 2.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.

Claims

1. The utility model provides an improve MBR membrane off-line cleaning quality's integrated equipment which characterized in that: including soaking pond (1), be equipped with the acidizing fluid in soaking pond (1), MBR membrane group (2) have been placed in soaking pond (1), soaking pond (1) lateral wall is equipped with heater (10), soaking pond (1) top is equipped with water pump (4), water pump (4) entrance point through drinking-water pipeline (3) with MBR membrane group (2) exit end intercommunication, drinking-water pipeline (3) middle part intercommunication has the water absorption portion, water pump (4) exit end intercommunication has return water pipeline (7), return water pipeline (7) are kept away from water pump (4) one end is located just be equipped with the filter house in soaking pond (1), soaking pond (1) top is equipped with the hoist and mount subassembly, the hoist and mount subassembly is used for the hoist and mount of MBR membrane group (2).

2. The plant for improving the quality of the MBR membrane offline cleaning according to claim 1, wherein: the water absorption portion comprises a vacuum pump (6), the inlet end of the vacuum pump (6) is communicated with a vacuum pipeline (5), and the vacuum pipeline (5) is far away from one end of the vacuum pump (6) and the middle of the water pumping pipeline (3) in a communicated mode.

3. The plant for improving the quality of the MBR membrane offline cleaning according to claim 1, wherein: the filter house includes filter screen (8), filter screen (8) limit portion with return water pipeline (7) inner wall rigid coupling, return water pipeline (7) exit end below is equipped with collects box (9), collect box (9) top pass through the connection piece with return water pipeline (7) outer wall rigid coupling.

4. The plant for improving the quality of the MBR membrane offline cleaning according to claim 1, wherein: heater (10) lateral wall rigid coupling has cardboard (13), the inside lateral wall rigid coupling of fermentation vat (1) has first support (11) and second support (12), second support (12) are located first support (11) top, cardboard (13) with second support (12) are L type structure, cardboard (13) with second support (12) joint each other, first support (11) tip with heater (10) lateral wall butt.

5. The plant for improving the quality of the MBR membrane offline cleaning according to claim 1, wherein: the hoist and mount subassembly includes guide rail (15), guide rail (15) level sets up, guide rail (15) are located soaking pond (1) top, guide rail (15) both ends are through erecting roof beam and soaking pond (1) top rigid coupling, guide rail (15) sliding connection has slider (17), slider (17) middle part transmission is connected with power portion, slider (17) rigid coupling has hoist and mount portion, hoist and mount portion with MBR membrane group (2) can be dismantled and be connected.

6. The plant for improving the quality of the MBR membrane offline cleaning according to claim 5, wherein: the power part comprises a motor (20), the side wall of the motor (20) is fixedly connected with the vertical beam, the two opposite side walls of the vertical beam are rotatably connected with a same lead screw (16), one end of the lead screw (16) is coaxially and fixedly connected with an output shaft of the motor (20), and the middle part of the lead screw (16) is in threaded connection with the sliding block (17).

7. The plant for improving the quality of the MBR membrane offline cleaning according to claim 6, wherein: the hoisting part comprises a hoisting machine (18), a hoisting ring is fixedly connected to the upper portion of the MBR membrane group (2), and the lower portion of the hoisting machine (18) is detachably connected with the hoisting ring through a lifting hook (19).

8. The plant for improving the quality of the MBR membrane offline cleaning according to claim 1, wherein: the device is characterized in that a first roller (14) is rotatably connected to the upper side portion of the soaking tank (1), a thread rope is fixedly connected to the side wall of the MBR membrane group (2), and the thread rope bypasses the first roller (14).