CN201665558U - Cleaning system formed by external pressure type hollow fiber membrane module - Google Patents
Cleaning system formed by external pressure type hollow fiber membrane module Download PDFInfo
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- CN201665558U CN201665558U CN201020139894XU CN201020139894U CN201665558U CN 201665558 U CN201665558 U CN 201665558U CN 201020139894X U CN201020139894X U CN 201020139894XU CN 201020139894 U CN201020139894 U CN 201020139894U CN 201665558 U CN201665558 U CN 201665558U
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- hollow fiber
- external pressure
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Abstract
The utility model relates to an external pressure type hollow fiber membrane module with an anti-pollution structure, which comprises a water production pipe, a raw water pipe, a central water distribution pipe, a central water distribution hole, U-shaped membrane wires, a membrane shell, an aeration device, an air inlet pipe, a concentrated water pipe and a pollutant enrichment region, wherein the U-shaped membrane wires are vertically cast on the upper end of the membrane shell and naturally hang, and an air distribution system is arranged at the lower end of a U-shaped membrane module; and the pollutant enrichment region is arranged below the air distribution system. The utility model has the advantages that: firstly, the membrane pollution can be effectively controlled, so that the membrane keeps higher flux, and can be timely cleaned when being polluted so as to quickly recover the membrane flux; secondly, the membrane wires are not in a tightening state, so the aeration fully jitters to reduce the wire breaking probability; and finally, the V-shaped pollutant enrichment region is arranged below the aeration device, and has no any components, accordingly, when rinsing, the lower part of the membrane wire does not bear any resistance, and the rinsing water can accelerate the discharge of pollutants.
Description
Technical field
The utility model relates to a kind of cleaning system that is made of external pressure type hollow fiber membrane component, belongs to water treatment system and makes the field.
Background technology
Granted publication NC1199717C, title " a kind of annoying external pressure pillar hollow fiber film assembly that dashes " relate to a kind of structure design and using method thereof of hollow fiber film assembly.Major technique feature of the present utility model is to be provided with special-purpose gas towards parts in the middle of the film silk of membrane module bottom; And by setting the aspect ratio of membrane module shell cylinder, the length-to-diameter ratio of film silk, the packing density of membrane module are come the fluidised form of the movement locus and the two-phase flow of reasonable standard gas, water, make the subcritical flux operating area work of membrane module under selected operational condition simultaneously.Its weak point: the one because U type film silk is connected not science with putamina, gas towards the time film vibration that produces can cause bigger influence to the film silk of bonding part, it is absolute laterally mobilely will to cause fracture of wire; The 2nd, U type film silk is when casting, because the film silk is in tight state, when aeration was fully shaken, the probability of fracture of wire was very high.
Summary of the invention
Purpose of design: avoid the weak point in the background technology, design a kind of effectively antipollution, again can be when air purge, make bubble wash away, shake film from bottom to top and make the loose cleaning system that constitutes by external pressure type hollow fiber membrane component that comes off of the pollutent on film surface by U type film bundle lower end.
Design: in order to realize above-mentioned purpose of design.The film bundle that the utility model adopts U type film silk to constitute, and the single head sealing is in the upper end of membrane module, twice casting adopted in sealing place, the film silk is hung down naturally, arrange distinctive gas distribution flush equipment at the U of film silk type place (lower end), its cleaning mainly is made up of air purge-backwash-square impact process, assembly cleans after normal operation for some time automatically, and bubble is washed away film from bottom to top by U type film bundle lower end when air purge, fully concussion makes loose the coming off of pollutent on film surface, carry out back flushing after gas dashes and finishes at once the loose pollutent in film surface is further come off, and rely on gravity and flow action to pass through the concentrated solution tube drainage of assembly below.Since gas dash and the recoil process in have a spot of particulate matter and be deposited on U type film silk place, carry out big flow square impact process this moment again, and the pollutent that is deposited on film silk lower end is fully discharged.
Technical scheme: by the cleaning system that external pressure type hollow fiber membrane component constitutes, it comprises external pressure type hollow fiber membrane component, and the raw water tubes import in the described external pressure type hollow fiber membrane component is communicated with the raw water box outlet by topping-up pump; Dope pipe in the described external pressure type hollow fiber membrane component is leaded up to pipeline and is communicated with the raw water box import, the one tunnel is communicated with the 6# vent valves; Inlet pipe in the described external pressure type hollow fiber membrane component is communicated with the storage tank outlet, and the storage tank import is communicated with the air compressor machine air outlet; Water producing pipe siphunculus pipeline is communicated with the backwashing pump outlet, is communicated with the import of product water tank in the described external pressure type hollow fiber membrane component.
The utility model is compared with background technology, and the one, effectively controlling diaphragm pollutes, and makes film keep higher flux, and in time cleans when polluting and can recover membrane flux rapidly; The 2nd, because the film silk is not in tight state, aeration is fully shaken, and can reduce the probability of fracture of wire; The 3rd, be the enriching pollutants district that is " V " type at the following of aerating apparatus, and the no any parts in this " V " district, when flushing, its film silk bottom is not subjected to any resistance like this, and wash-down water can quicken the discharge of pollutent.
Description of drawings
Fig. 1 is the structural representation of the cleaning system that is made of external pressure type hollow fiber membrane component.
Fig. 2 is the structural representation with external pressure type hollow fiber membrane component of antipollution structure.
Embodiment
Embodiment 1: with reference to attached Fig. 1 and 2.On the basis of embodiment 1, the cleaning system that constitutes by external pressure type hollow fiber membrane component, it comprises external pressure type hollow fiber membrane component, it is characterized in that: raw water tubes 2 imports in the described external pressure type hollow fiber membrane component are communicated with raw water box 15 outlets by topping-up pump 16; Dope pipe 11 in the described external pressure type hollow fiber membrane component is leaded up to pipeline and is communicated with raw water box 15 imports, the one tunnel is communicated with the 6# valve; Inlet pipe 10 in the described external pressure type hollow fiber membrane component is communicated with storage tank 13 outlets, and storage tank 13 imports are communicated with air compressor machine 14 air outlets; Water producing pipe 1 siphunculus pipeline is communicated with backwashing pump 17 outlets, is communicated with 18 imports of product water tank in the described external pressure type hollow fiber membrane component.
16 mouthfuls of described topping-up pumps go out and raw water box 15 external pressure type hollow fiber membrane component in 11 imports of dope pipe between be provided with the 1# valve.Be provided with the 2# valve between the backwashing pump 17 outlet water producing pipes 1.Be provided with the 3# valve between described water producing pipe 1 siphunculus pipeline and 18 imports of product water tank.Be provided with the 4# valve between described inlet pipe 10 and the storage tank 13.Be provided with 5# return valve and 6# vent valves between described dope pipe 11 and the raw water box 15.
Described external pressure type hollow fiber membrane component with antipollution structure, comprise water producing pipe 1, raw water tubes 2, center water distributor 3, center water distributing pore 6, U type film silk 7, putamina 8, aerating apparatus 9, inlet pipe 10, dense water pipe 11, enriching pollutants district 12, U type film silk 7 vertically casts in the upper end of putamina and hangs down naturally, the lower end of U type membrane module is furnished with gas distribution system, and the below of gas distribution system is provided with the enriching pollutants district.
Inside and single head that described U type film silk 7 vertically is arranged in putamina 8 upper ends cast in putamina 8 upper ends, adopt 2 layers of glue casting during 7 casting of U type film silk, the first layer glue 4 water hardness are higher, intensity is bigger, play fixedly adhesive effect of film silk, and second layer glue adopts soft hot melt adhesive 5.Described the first layer glue 4 is inorganic adhesive 4.
That is to say, U type film silk vertically is arranged in component internal, single head casts in the putamina upper end, adopt 2 layers of glue casting during the casting of film silk, the first layer glue hardness is higher, intensity is bigger, play fixedly adhesive effect of film silk, second layer glue adopts soft hot melt adhesive, it mainly is the resistance increase that prevents that the first layer glue from climbing and causing, adopt in addition than the softish hot melt adhesive can play the buffered effect (thereby gas towards the time film vibration that produces can cause bigger absolute laterally moving to cause fracture of wire to the film silk of bonding part, and adopt softer hot melt adhesive that absolute laterally the moving when vibrating can effectively be alleviated, thereby hang down the probability of fracture of wire).
In addition, U type film silk is when casting, the film silk is in the relatively state of pine in putamina, the bottom is fixed (because the film silk is not in tight state by gas distribution system, aeration is fully shaken, and can reduce the probability of fracture of wire) lower end of U type film silk is provided with unique gas distribution system (can adopt boring aeration pipe, micropore aeration pipe or jetting type aerator).At the following of aerating apparatus is the enriching pollutants district that is " V " type, and this " V " distinguishes no any parts, and film silk bottom is not subjected to any resistance when flushing like this, and wash-down water can quicken the discharge of pollutent.
What need understand is: though the foregoing description is to the mentality of designing of the present utility model detailed text description of contrasting; but these text descriptions; just the simple text of the utility model mentality of designing is described; rather than to the restriction of the utility model mentality of designing; any combination, increase or modification that does not exceed the utility model mentality of designing all falls in the protection domain of the present utility model.
Claims (9)
1. cleaning system that constitutes by external pressure type hollow fiber membrane component, it comprises external pressure type hollow fiber membrane component, it is characterized in that: the raw water tubes import in the described external pressure type hollow fiber membrane component is communicated with the raw water box outlet by topping-up pump; Dope pipe in the described external pressure type hollow fiber membrane component is leaded up to pipeline and is communicated with the raw water box import, the one tunnel is communicated with the 6# vent valves; Inlet pipe in the described external pressure type hollow fiber membrane component is communicated with the storage tank outlet, and the storage tank import is communicated with the air compressor machine air outlet; Water producing pipe siphunculus pipeline is communicated with the backwashing pump outlet, is communicated with the import of product water tank in the described external pressure type hollow fiber membrane component.
2. the external pressure type hollow fiber membrane component with antipollution structure according to claim 1, it is characterized in that: described external pressure type hollow fiber membrane component comprises water producing pipe, raw water tubes, center water distributor, center water distributing pore, U type film silk, putamina, aerating apparatus, inlet pipe, dense water pipe, enriching pollutants district, its U type film silk vertically casts in the upper end of putamina and hangs down naturally, the lower end of U type membrane module is furnished with gas distribution system, and the below of gas distribution system is provided with the enriching pollutants district.
3. the external pressure type hollow fiber membrane component with antipollution structure according to claim 2, it is characterized in that: inside and single head that described U type film silk vertically is arranged in the putamina upper end cast in the putamina upper end, adopt 2 layers of glue casting during the casting of U type film silk, the first layer glue hardness is higher, intensity is bigger, play fixedly adhesive effect of film silk, second layer glue adopts soft hot melt adhesive.
4. the external pressure type hollow fiber membrane component with antipollution structure according to claim 3 is characterized in that: described the first layer glue is inorganic bond.
5. the cleaning system that is made of external pressure type hollow fiber membrane component according to claim 1 is characterized in that: described supercharging pumping hole go out and the raw water box external pressure type hollow fiber membrane component in the import of dope pipe between be provided with the 1# valve.
6. the cleaning system that is made of external pressure type hollow fiber membrane component according to claim 1 is characterized in that: be provided with the 2# valve between the described backwashing pump outlet water producing pipe.
7. the cleaning system that is made of external pressure type hollow fiber membrane component according to claim 1 is characterized in that: be provided with the 3# valve between described water producing pipe siphunculus pipeline and the import of product water tank.
8. the cleaning system that is made of external pressure type hollow fiber membrane component according to claim 1 is characterized in that: be provided with the 4# valve between described inlet pipe and the storage tank.
9. the cleaning system that is made of external pressure type hollow fiber membrane component according to claim 1 is characterized in that: be provided with 5# return valve and 6# vent valves between described dope pipe and the raw water box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020139894XU CN201665558U (en) | 2010-03-20 | 2010-03-20 | Cleaning system formed by external pressure type hollow fiber membrane module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020139894XU CN201665558U (en) | 2010-03-20 | 2010-03-20 | Cleaning system formed by external pressure type hollow fiber membrane module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201665558U true CN201665558U (en) | 2010-12-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020139894XU Expired - Lifetime CN201665558U (en) | 2010-03-20 | 2010-03-20 | Cleaning system formed by external pressure type hollow fiber membrane module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201665558U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103626259A (en) * | 2012-08-22 | 2014-03-12 | 东丽先端材料研究开发（中国）有限公司 | Immersed type membrane pool and operation method thereof |
| CN113663522A (en) * | 2020-05-15 | 2021-11-19 | 三达膜科技（厦门）有限公司 | Casting method of hollow fiber membrane filaments |
| CN114620829A (en) * | 2022-03-01 | 2022-06-14 | 浙江净源膜科技股份有限公司 | MABR membrane module |
-
2010
- 2010-03-20 CN CN201020139894XU patent/CN201665558U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103626259A (en) * | 2012-08-22 | 2014-03-12 | 东丽先端材料研究开发（中国）有限公司 | Immersed type membrane pool and operation method thereof |
| CN113663522A (en) * | 2020-05-15 | 2021-11-19 | 三达膜科技（厦门）有限公司 | Casting method of hollow fiber membrane filaments |
| CN114620829A (en) * | 2022-03-01 | 2022-06-14 | 浙江净源膜科技股份有限公司 | MABR membrane module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: HANGZHOU TIANCHUANG ENVIRONMENTAL TECHNOLOGY CO., Free format text: FORMER NAME: HANGZHOU TIANCHUANG WATER PURIFYING EQUIPMENT CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 311121, Haishu Road, Yuhang District, Zhejiang, Hangzhou, No. 16 Patentee after: Hangzhou Tianchuang Environmental Technology Co., Ltd. Address before: 311121, Haishu Road, Yuhang District, Zhejiang, Hangzhou, No. 16 Patentee before: Hangzhou Tianchuang Water Purifying Equipment Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101208 |