CN212855313U - Organic film cleaning device - Google Patents
Organic film cleaning device Download PDFInfo
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- CN212855313U CN212855313U CN202020341991.0U CN202020341991U CN212855313U CN 212855313 U CN212855313 U CN 212855313U CN 202020341991 U CN202020341991 U CN 202020341991U CN 212855313 U CN212855313 U CN 212855313U
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Abstract
The utility model provides an organic membrane cleaning device, which comprises a cleaning box and a circulating pump; cleaning liquid and cleaning particles are arranged in the cleaning box; the cleaning tank is communicated with a water inlet of the circulating pump through a circulating pump water inlet pipe, a water outlet of the circulating pump is communicated with a water inlet of a concentrated water flow passage of the membrane element through a circulating pump water outlet pipe, and a water outlet of the concentrated water flow passage of the membrane element is communicated with the cleaning tank through a cleaning solution concentrated water return pipe; the circulating pump pumps cleaning liquid and cleaning particles through a circulating pump water inlet pipe, and the membrane surface in the membrane element is cleaned through a circulating pump water outlet pipe; the utility model provides a scheme utilizes to add in the washing liquid of organic membrane element and washs the granule, effectively washs organic membrane, improves the cleaning performance of washing liquid to the thick water runner of membrane element.
Description
Technical Field
The utility model belongs to the technical field of organic membrane washs, concretely relates to organic membrane belt cleaning device.
Background
The filtration is a very mature and important water treatment process in the existing water treatment and water recycling treatment processes; the screening and micropore mechanisms of the filter medium are utilized to intercept suspended matters and impurities in the water, and the raw water is purified; different water treatment filtering devices have been developed according to different requirements for water.
The membrane filtration is very important in the current water treatment and water reuse treatment process, and the hollow fiber membrane filaments made of various materials and filtration grades are utilized to filter or separate liquid, materials and the like, so that the quality of permeate liquid is improved or the quality of concentrated liquid is improved.
The membrane element structure of the existing organic ultrafiltration membrane generally adopts a hollow fiber or flat membrane form and also has a special structure of a partial roll type wide flow passage. The membrane filtration generally adopts the micropore filtration, and the micropore filtration utilizes the screening principle, carries out special treatment on filtering material, forms the micropore of wide distribution, and when water passes through the micropore, suspended solid and impurity that the particle size is greater than the micropore aperture in aqueous are held back, reach the purpose of purifying water quality.
The existing organic ultrafiltration membrane is filtered by a water capsule entering from a water inlet end, intercepted suspended matters and other impurities are gradually accumulated in a concentrated water flow passage of the membrane element in the filtering process and affect the water yield or the water quality of produced water, the filtration is carried out for a fixed time, the intercepted pollutants are cleaned by medicaments and a physical scouring mode and are discharged so as to recover the performance of the filtering equipment, and a special cleaning device is adopted in the cleaning process; the membrane filtration cleaning device on the market at present generally comprises washing case, scavenging pump, membrane module and relevant pipeline, and the washing liquid is different according to the dirt stifled thing of membrane element, adopts acid washing liquid, alkaline cleaning liquid and germicide basically, and the cleaning time is adjusted according to the performance recovery condition of membrane element, and in order to strengthen the cleaning performance, some belt cleaning devices have set up the heating function.
Although the existing cleaning device has a simpler preparation structure, flexible selection of cleaning agents and mature cleaning technology, most pollutants can be cleaned, so that the performance of a membrane system is recovered; however, in the case of scale and comprehensive pollutants having a strong adhesion, the degree of difficulty in cleaning is large and the cleaning effect is poor.
Based on the technical problems in the cleaning of the organic membrane element, no relevant solution is provided; there is therefore a pressing need to find effective solutions to the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the weak point that exists in the above-mentioned technique, provide an organic membrane belt cleaning device, aim at solving the abluent problem of current organic membrane element.
The utility model provides an organic membrane cleaning device, which comprises a cleaning box and a circulating pump; cleaning liquid and cleaning particles are arranged in the cleaning box; the cleaning tank is communicated with a water inlet of the circulating pump through a circulating pump water inlet pipe, a water outlet of the circulating pump is communicated with a water inlet of a concentrated water flow passage of the membrane element through a circulating pump water outlet pipe, and a water outlet of the concentrated water flow passage of the membrane element is communicated with the cleaning tank through a cleaning solution concentrated water return pipe; the circulating pump extracts the cleaning liquid and cleans particles through the circulating pump inlet tube, and cleans the membrane surface in the membrane element through the circulating pump outlet tube.
Furthermore, the cleaning device also comprises a cleaning particle recoverer which is arranged in the cleaning box; the cleaning liquid concentrated water return pipe is divided into a first branch pipe and a second branch pipe, the first branch pipe is directly communicated with the cleaning box, and the second branch pipe is communicated with the cleaning particle recoverer.
Furthermore, a cleaning liquid concentrated water reflux valve is arranged on the first branch pipe, and a cleaning particle recovery valve is arranged on the second branch pipe.
Furthermore, a permeate flow channel of the membrane element is communicated with the cleaning tank through a cleaning solution concentrated water return pipe, and a cleaning solution water production return valve is arranged on the cleaning solution concentrated water return pipe.
Further, the material of the cleaning particles is made of one or more of silica gel, resin, rubber or sponge.
Further, the particle size range of the cleaning particles is: 0.5 mm-1 mm; and/or the hardness range of the cleaning particles 3 is: 20-80 Shore hardness.
Furthermore, the aperture of the cleaning particle recoverer is 0.1 mm-0.4 mm.
Further, the circulation pump is a positive displacement pump.
Compared with the prior art, the scheme provided by the utility model have following advantage and beneficial effect:
the utility model provides an organic membrane cleaning device, which can greatly improve the cleaning efficiency and the cleaning effect by cleaning particles; the dosage of the cleaning agent can be reduced under the same cleaning effect, and the cleaning cost is reduced.
Two, the utility model provides an organic membrane belt cleaning device, it washs the granule and comprises flexible granule, reduces the physical damage to the membrane element, is particularly useful for organic ultrafiltration and microfiltration membrane's washing.
Three, the utility model provides an organic membrane belt cleaning device selects through the particle diameter to wasing the granule, can effectively wash hollow fiber membrane, spiral wound membrane, tubular film element.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The present invention will be further explained with reference to the accompanying drawings:
fig. 1 is a schematic view of the organic film cleaning device of the present invention.
In the figure: 1. a cleaning tank; 2. cleaning fluid; 3. cleaning the particles; 4. a circulating pump water inlet pipe; 5. a circulation pump; 6. a circulating pump water outlet pipe; 7. a concentrated water flow passage; 8. a membrane surface; 9. a permeate flow path; 10. a cleaning fluid produced water return passage; 11. a cleaning liquid concentrated water return pipe; 12. cleaning the particle recovery valve; 13. a cleaning liquid concentrated water reflux valve; 14. a cleaning fluid produced water reflux valve; 15. and cleaning the particle recoverer.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 1, the present invention provides an organic film cleaning device, which can be used for cleaning the existing organic film; specifically, the cleaning device comprises a cleaning tank 1 and a circulating pump 5, wherein the circulating pump 5 is selected as a displacement pump; a cleaning liquid 2 and cleaning particles 3 are arranged in the cleaning box 1; the cleaning tank 1 is communicated with a water inlet of a circulating pump 5 through a circulating pump water inlet pipe 4, a water outlet of the circulating pump 5 is communicated with a water inlet of a concentrated water flow passage 7 of the membrane element through a circulating pump water outlet pipe 6, and a water outlet of the concentrated water flow passage 7 of the membrane element is communicated with the cleaning tank 1 through a cleaning solution concentrated water return pipe 11; the circulating pump 5 pumps the cleaning liquid 2 and the cleaning particles 3 through a circulating pump water inlet pipe 4, and cleans the membrane surface 8 in the membrane element through a circulating pump water outlet pipe 6; specifically, the cleaning agent 2 drives the cleaning particles 3 to pass through a concentrated water channel 7 of the membrane element in the circulation process, and the cleaning particles 3 generate physical scrubbing effects such as collision, friction, adsorption and the like on the membrane surface 8 of the membrane element in the circulation process by combining the chemical action of the cleaning agent 2, so that the cleaning efficiency is greatly improved; the utility model discloses utilize to add in the washing liquid of organic membrane element and wash the granule, effectively wash organic membrane, improve the cleaning performance of washing liquid to the concentrated water runner of membrane element.
Preferably, in combination with the above solution, as shown in fig. 1, the cleaning device further includes a cleaning particle recoverer 15, wherein the cleaning particle recoverer 15 is disposed in the cleaning tank 1 and is used for collecting the cleaned cleaning particles 3; further, the cleaning solution concentrated water return pipe 11 is divided into a first branch pipe and a second branch pipe; wherein, the first branch flow pipe is directly communicated with the cleaning box 1, and the second branch flow pipe is communicated with the cleaning particle recoverer 15; furthermore, a cleaning solution concentrated water reflux valve 13 is arranged on the first branch pipe, and the cleaning solution concentrated water reflux valve 13 is used for controlling the opening and closing of the first branch pipe; and a cleaning particle recovery valve 12 is arranged on the second branch flow pipe, and the cleaning particle recovery valve 12 is used for controlling the opening and closing of the second branch flow pipe.
Preferably, in combination with the above scheme, as shown in fig. 1, the permeate flow channel 9 of the membrane element is communicated with the cleaning tank 1 through a cleaning solution concentrated water return pipe 11, and a cleaning solution produced water return valve 14 is arranged on the cleaning solution concentrated water return pipe 11; further, the organic membrane may be a hollow fiber membrane, a roll membrane, a tubular membrane element.
In the scheme, the cleaning solution 2 is prepared in the cleaning tank 1, the cleaning particles 3 are added into the cleaning solution 2, the circulating pump 5 is used for driving the cleaning solution 2 and the cleaning particles 3 to circularly flow along the cleaning tank 1, the circulating pump water inlet pipe 4, the circulating pump 5, the circulating pump water outlet pipe 6, the concentrated water flow channel 7 of the membrane element, the cleaning solution concentrated water return pipe 11, the cleaning solution permeate liquid return pipe 10, the cleaning solution concentrated water return valve 13 and the like, a small amount of the cleaning solution 2 enters the membrane element permeate liquid flow channel 9 through the membrane surface 8 of the membrane element, and returns to the cleaning tank 1 through the cleaning solution produced water return pipe 10 and the cleaning solution produced water return.
Specifically, after the cleaning or the physical scrubbing is finished, in the circulation process, the cleaning particle recovery valve 12 is opened, the cleaning solution concentrated water reflux valve 13 is closed, the cleaning solution 2 and the cleaning particles 3 enter the cleaning particle recoverer 15, the cleaning solution 2 enters the cleaning box through the cleaning particle recoverer 15, the cleaning particles 2 are intercepted by the cleaning particle recoverer 15, and the recovery of the cleaning particles 3 is finished; the concentration of the cleaning particles 3 in the cleaning liquid 2 can be adjusted by controlling the recovery amount of the cleaning particles 3.
Preferably, in combination with the above scheme, as shown in fig. 1, the cleaning particles 3 are made of flexible particles, and the material of the flexible particles may be one or more of silica gel, resin, rubber or sponge; further, the cleaning particles 3 are preferably silica gel particles.
Preferably, in combination with the above scheme, as shown in fig. 1, the particle size range of the cleaning particles 3 is: 0.5 mm-1 mm, specifically 0.5 mm, 0.7 mm or 0.9 mm; and/or the hardness range of the cleaning particles 3 is: 20-80 Shore hardness.
Preferably, in combination with the above scheme, as shown in fig. 1, the aperture of the cleaning particle recoverer 15 is 0.1 mm-0.4 mm, and specifically, may be selected to be 0.1 mm, 0.2 mm or 0.3 mm.
Compared with the prior art, the utility model, the scheme has following advantage and beneficial effect:
the utility model provides an organic membrane cleaning device, which can greatly improve the cleaning efficiency and the cleaning effect by cleaning particles; the dosage of the cleaning agent can be reduced under the same cleaning effect, and the cleaning cost is reduced.
Two, the utility model provides an organic membrane belt cleaning device, it washs the granule and comprises flexible granule, reduces the physical damage to the membrane element, is particularly useful for organic ultrafiltration and microfiltration membrane's washing.
Three, the utility model provides an organic membrane belt cleaning device selects through the particle diameter to wasing the granule, can effectively wash hollow fiber membrane, spiral wound membrane, tubular film element.
The foregoing is merely a preferred embodiment of the invention and is not intended to limit the invention in any way. The technical solutions of the present invention can be used by anyone skilled in the art to make many possible variations and modifications to the technical solution of the present invention, or to modify equivalent embodiments with equivalent variations, without departing from the scope of the technical solution of the present invention. Therefore, any modification, equivalent change and modification of the above embodiments according to the present invention are all within the protection scope of the present invention.
Claims (7)
1. An organic film cleaning apparatus, characterized in that the cleaning apparatus comprises a cleaning tank (1) and a circulation pump (5); a cleaning liquid (2) and cleaning particles (3) are arranged in the cleaning box (1); the cleaning tank (1) is communicated with a water inlet of the circulating pump (5) through a circulating pump water inlet pipe (4), a water outlet of the circulating pump (5) is communicated with a water inlet of a concentrated water flow channel (7) of the membrane element through a circulating pump water outlet pipe (6), and a water outlet of the concentrated water flow channel (7) of the membrane element is communicated with the cleaning tank (1) through a cleaning solution concentrated water return pipe (11); and the circulating pump (5) pumps the cleaning liquid (2) and the cleaning particles (3) through the circulating pump water inlet pipe (4), and cleans the membrane surface (8) in the membrane element through the circulating pump water outlet pipe (6).
2. The organic film cleaning device according to claim 1, wherein the cleaning device further comprises a cleaning particle recoverer (15), the cleaning particle recoverer (15) being provided in the cleaning tank (1); the cleaning liquid concentrated water return pipe (11) is divided into a first branch pipe and a second branch pipe, the first branch pipe is directly communicated with the cleaning box (1), and the second branch pipe is communicated with the cleaning particle recoverer (15).
3. The organic film cleaning apparatus according to claim 2, wherein a cleaning solution concentrate reflux valve (13) is provided on the first branch pipe, and a cleaning particle recovery valve (12) is provided on the second branch pipe.
4. The organic membrane cleaning device according to claim 1, wherein the permeate flow path (9) of the membrane element is communicated with the cleaning tank (1) through a cleaning solution concentrate return pipe (11), and a cleaning solution product return valve (14) is provided on the cleaning solution concentrate return pipe (11).
5. The organic film cleaning apparatus according to claim 1, wherein the cleaning particles (3) have a particle size range of: 0.5 mm-1 mm; and/or the hardness range of the cleaning particles (3) is: 20-80 Shore hardness.
6. The organic film cleaning device according to claim 2, wherein the cleaning particle recoverer (15) has a pore diameter of 0.1 mm to 0.4 mm.
7. The organic film cleaning apparatus according to claim 1, wherein the circulation pump (5) is a positive displacement pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020341991.0U CN212855313U (en) | 2020-03-18 | 2020-03-18 | Organic film cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020341991.0U CN212855313U (en) | 2020-03-18 | 2020-03-18 | Organic film cleaning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212855313U true CN212855313U (en) | 2021-04-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020341991.0U Active CN212855313U (en) | 2020-03-18 | 2020-03-18 | Organic film cleaning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212855313U (en) |
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2020
- 2020-03-18 CN CN202020341991.0U patent/CN212855313U/en active Active
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