CN202044907U - Small-bore rolling ultrafiltration membrane - Google Patents
Small-bore rolling ultrafiltration membrane Download PDFInfo
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- CN202044907U CN202044907U CN2010206877315U CN201020687731U CN202044907U CN 202044907 U CN202044907 U CN 202044907U CN 2010206877315 U CN2010206877315 U CN 2010206877315U CN 201020687731 U CN201020687731 U CN 201020687731U CN 202044907 U CN202044907 U CN 202044907U
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Abstract
The utility model discloses a small-bore rolling ultrafiltration membrane which belongs to the technical field of water treating and material separating and comprises a central water collection tube, a shell, at least one layer of membrane unit and at least one water outlet diversion layer. Each layer of membrane unit comprises a water inlet diversion layer and a folio diaphragm; the water inlet diversion layer is clamped in the folio diaphragm; the diaphragm consists of a substrate and a membrane layer; the water outlet diversion layer is arranged among the membrane units; the water outlet diversion layer and the diaphragm adjacent to the membrane unit are connected in a three-side sealing mode, and the folio side of the diaphragm is not sealed; the water outlet diversion layer and the membrane unit are sequentially stacked, and then rolled on the central water collection tube and sleeved with the shell. The small-bore rolling ultrafiltration membrane can effectively overcome the problem that the existing ultrafiltration technology has the wire-broken and the membrane pollution, and be used for the fields of water purification treating, waste water treating, waste liquid regeneration and recycling, feed liquid clarification and purification and the like. In these fields, the small-bore rolling ultrafiltration membranes with different bores are selected according to the difference of the water or feed liquid compositions, so as to provide the final composition control of the permeate liquid or the concentration liquid.
Description
Technical field
The utility model relates to the filter membrane in a kind of water treatment field and feed separation field, particularly a kind of ultrafiltration membrane.
Background technology
Be accompanied by former water supply more and more nervous the time, all trades and professions constantly rise to the demand of water.Industry such as food, beverage, medicine, electronics, power station, nuclear power station, chemical industry all needs a large amount of water sources; And the water environment pollution problem is aggravated day by day simultaneously, and country constantly rises to the demand of all trades and professions discharged wastewater met the national standard.Hyperfiltration technique has shown outstanding ability on this two classes problem of solution, adopt the zero physical filtering method of polluting, can remove the colloid of macromolecule organic, mushroom, suspended particulates, pyrogen body and various types of silicon, iron and aluminium in the water, can be used as the preliminary treatment that the processing of direct drinking, all kinds of counter-infiltration comprise desalinization, also can be used for the regeneration and the reuse of waste water, become a kind of best practical technology that all trades and professions solve water problems.
200510081644.9) and patent documentation (application number: 200710124975.5) described a kind of hollow fiber ultrafiltration membrane patent documentation (application number:, in recent years, the milipore filter of this type progressively is used widely in water treatment procedure, and its problem that occurs in application process is also more and more obvious.Film pollution and fracture of wire problem are the subject matter in the hollow fiber ultrafiltration membrane application process, and effluent quality, milipore filter life-span, the stability of a system have been caused very big influence, have increased investment and operation maintenance burden, have also limited the application of hyperfiltration technique.
Summary of the invention
The purpose of this utility model is to provide a kind of small-bore rolling milipore filter, by adopting the diaphragm structure of rolling, strengthen its anti-pollution ability and resistance to pressure, the film that overcomes conventional art pollutes and the fracture of wire problem, effectively guarantee the stability of effluent quality and system, increase the service life.
The technical solution adopted in the utility model is:
A kind of small-bore rolling milipore filter is characterized in that: this small-bore rolling milipore filter comprises central collector pipe, shell, at least one tunic group and at least one water outlet water conservancy diversion layer; Every tunic group comprises the into diaphragm of water water conservancy diversion layer and a doubling, and described water inlet water conservancy diversion layer is clipped in the diaphragm of doubling; Diaphragm is reached by base material to be formed attached to the rete on the base material, and rete is towards water inlet water conservancy diversion layer; Described water outlet water conservancy diversion layer is arranged between film group and the film group; Three limits are tightly connected between the diaphragm of water outlet water conservancy diversion layer and adjacent membranes group, the blow-by of diaphragm conduplication side; Described water outlet water conservancy diversion layer and film group twist on the central collector pipe after the staggered superposition successively, and put shell.
The thickness of diaphragm described in the utility model is 100～350 μ m, molecular cut off size 1000～300000Da.Being tightly connected between the diaphragm of described water outlet water conservancy diversion layer and adjacent membranes group adopts colloid bonding.Described rete material is polysulfones, polyether sulfone, polyacrylonitrile, Kynoar or their blend.Described base material is a nonwoven.Described water inlet water conservancy diversion layer and water outlet water conservancy diversion layer material are respectively polypropylene and polyester.
The utility model compared with prior art has the following advantages and the high-lighting effect: the utility model adopts the diaphragm structure of rolling, improves its anti-pollution ability and resistance to pressure, guarantees effluent quality; The iris aperture is evenly distributed, stable, 100% no leak source of rejection and part that can be removed COD in the use; Its equipment performance is reliable, contamination resistance is strong, water flux is high, compact conformation, floor space are little, easy to use, water outlet can be directly as direct reuse, long service life such as greening waters.Can be used for fields such as clean water treatment, wastewater treatment, water reuse, spent solution regeneration and reuse, feed clarification, purification.In these fields, can select the small-bore rolling milipore filter of different pore sizes according to the difference of water quality or material liquid component for use, provide final Composition Control for seeing through liquid or concentrate.Especially in spent solution regeneration and reuse field, but waste liquid not only provides the middle water of direct reuse after hyperfiltration treatment, and the raw material resources that can be recycled are provided.
Description of drawings
A kind of small-bore rolling milipore filter structural representation that Fig. 1 provides for the utility model.
The film group structural representation that Fig. 2 provides for the utility model.
The diaphragm structure schematic diagram that Fig. 3 provides for the utility model.
Among the figure, 1-film group; 2-water inlet water conservancy diversion layer; The 3-diaphragm; 4-water outlet water conservancy diversion layer; 5-central authorities collector pipe; The 6-colloid; The 7-shell; The 8-rete; The 9-base material.
The specific embodiment
Describe embodiment of the present utility model in detail below in conjunction with technical scheme and accompanying drawing.
A kind of small-bore rolling milipore filter structural representation that Fig. 1 provides for the utility model, this small-bore rolling milipore filter comprises central collector pipe 5, shell 7, at least one tunic group 1 and at least one water outlet water conservancy diversion layer 4; As shown in Figure 2, every tunic group 1 comprises the into diaphragm 3 of water water conservancy diversion layer 2 and a doubling, and water inlet water conservancy diversion layer 2 is clipped in the diaphragm 3 of doubling; Diaphragm 3 is coated on by the rete 8 of liquid state and solidifies the back on the base material 9 and forms, and as shown in Figure 3, diaphragm 3 is by base material 9 and forms attached to the rete on the base material 98, and rete 8 is towards the water conservancy diversion layer 2 of intaking; Water outlet water conservancy diversion layer 4 is arranged between film group 1 and the film group 1; Three limits are tightly connected between the diaphragm 3 of water outlet water conservancy diversion layer 4 and adjacent membranes group 1, diaphragm 3 conduplication side blow-by; Water outlet water conservancy diversion layer 4 and film group 1 twist on the central collector pipe 5 after the staggered superposition successively, and put shell 7.The thickness of diaphragm 3 is 100～350 μ m, molecular cut off size 1000～300000Da.Among Fig. 1 and Fig. 2, being tightly connected between the diaphragm 3 of water outlet water conservancy diversion layer 4 and adjacent membranes group 1 adopts colloid 6 bonding.Rete 8 materials are polysulfones, polyether sulfone, polyacrylonitrile, Kynoar or their blend, and base material 9 is a nonwoven, and water inlet water conservancy diversion layer 2 and water outlet water conservancy diversion layer 4 material are respectively polypropylene and polyester.
When the small-bore rolling milipore filter that adopts the utility model to provide filtered, stoste entered from water inlet water conservancy diversion layer 2, under pressure-driven, part in the stoste sees through diaphragm 3, enter water outlet water conservancy diversion layer 4, enter central collector pipe 5, be product water along water outlet water conservancy diversion layer 4; The part that does not see through diaphragm 3 in the stoste flows out from the other end along water inlet water conservancy diversion layer 2, is dope.The pressure size that filter process adopts is 0.05～0.5Mpa.
Below enumerate several examples effect of the present utility model is described, but claim scope of the present utility model is not limited only to this.
Embodiment 1: certain Towel Factory's waste water, influent quality is: COD content is 256mg/L, turbidity is 200～260NTU, adopting thickness is that 180 μ m, molecular cut off are the small-bore rolling milipore filter of 10000Da, polysulfones blend material, under 0.3Mpa pressure, filter, water outlet COD≤50 mg/L, turbidity≤1NTU.
Embodiment 2: certain aluminium oxide tailing water, the water inlet suspension content is about 60mg/L, adopting thickness is that 220 μ m, molecular cut off are the small-bore rolling milipore filter of 100000Da, Kynoar material, under 0.2MPa pressure, filter, water outlet suspension content≤1 mg/L, water reuse standard in reaching.
Embodiment 3: certain drugmaker's medicinal liquor stoste, initial absorption photometric value is 75%, adopting thickness is that 160 μ m, molecular cut off are the small-bore rolling milipore filter of 5000Da, polyacrylonitrile material, filters under 0.5MPa pressure, and filtrate absorption photometric value is 95%.
Embodiment 4: certain food company's soy sauce stoste, initial solid content is 15mg/L, adopting thickness is that 300 μ m, molecular cut off are the small-bore rolling milipore filter of 50000Da, Kynoar material, filters under 0.3MPa pressure, and the filtrate solid content is 0 mg/L.
Embodiment 5: certain water purification station is given water treatment, water inlet COD content is 50mg/L, and adopting thickness is that 140 μ m, molecular cut off are the small-bore rolling milipore filter of 3000Da, polyether sulfone material, filters under 0.5MPa pressure, water outlet COD content≤5mg/L reaches the domestic water standard.
Embodiment 6: certain sanitary sewage disposal, and water inlet COD content is 350mg/L, adopting thickness is that 180 μ m, molecular cut off are the small-bore rolling milipore filter of 10000Da, Kynoar material, filters water outlet COD≤50 mg/L under 0.1MPa pressure.
Claims (5)
1. small-bore rolling milipore filter, it is characterized in that: this small-bore rolling milipore filter comprises central collector pipe (5), shell (7), at least one tunic group (1) and at least one water outlet water conservancy diversion layer (4); Every tunic group comprises the into diaphragm (3) of water water conservancy diversion layer (2) and a doubling, and described water inlet water conservancy diversion layer (2) is clipped in the diaphragm (3) of doubling; Diaphragm (3) is reached by base material (9) to be formed attached to the rete on the base material (8), and rete is towards water inlet water conservancy diversion layer (2); Described water outlet water conservancy diversion layer (4) is arranged between film group (1) and the film group (1); Three limits are tightly connected between the diaphragm of water outlet water conservancy diversion layer (4) and adjacent membranes group, diaphragm (3) conduplication side blow-by; Described water outlet water conservancy diversion layer (4) and film group (1) twist on the central collector pipe (5) after the staggered superposition successively, and put shell (7).
2. according to the described a kind of small-bore of claim 1 rolling milipore filter, it is characterized in that: the thickness of described diaphragm is 100～350 μ m, molecular cut off size 1000～300000Da.
3. according to claim 1 or 2 described a kind of small-bore rolling milipore filters, it is characterized in that: being tightly connected between the diaphragm of water outlet water conservancy diversion layer and adjacent membranes group adopts colloid (6) bonding.
4. according to claim 1 or 2 described a kind of small-bore rolling milipore filters, it is characterized in that: described base material (9) is a nonwoven.
5. according to claim 1 or 2 described a kind of small-bore rolling milipore filters, it is characterized in that: described water inlet water conservancy diversion layer (2) and water outlet water conservancy diversion layer (4) material are respectively polypropylene and polyester.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206877315U CN202044907U (en) | 2010-12-30 | 2010-12-30 | Small-bore rolling ultrafiltration membrane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206877315U CN202044907U (en) | 2010-12-30 | 2010-12-30 | Small-bore rolling ultrafiltration membrane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202044907U true CN202044907U (en) | 2011-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206877315U Expired - Lifetime CN202044907U (en) | 2010-12-30 | 2010-12-30 | Small-bore rolling ultrafiltration membrane |
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| CN (1) | CN202044907U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102515395A (en) * | 2011-12-30 | 2012-06-27 | 北京清大膜科膜技术有限公司 | Method and device for using small-aperture spiral wound ultrafiltration membranes to treat papermaking wastewater |
| CN102527251A (en) * | 2010-12-30 | 2012-07-04 | 北京清大膜科膜技术有限公司 | Small-bore reeled type ultrafiltration membrane |
| CN102976447A (en) * | 2012-10-31 | 2013-03-20 | 艾欧史密斯（上海）水处理产品有限公司 | Sidestream reverse osmosis membrane element |
| CN103663628A (en) * | 2013-12-13 | 2014-03-26 | 北京清大膜科膜技术有限公司 | Ultrafiltration device for processing papermaking wastewater and application method thereof |
-
2010
- 2010-12-30 CN CN2010206877315U patent/CN202044907U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102527251A (en) * | 2010-12-30 | 2012-07-04 | 北京清大膜科膜技术有限公司 | Small-bore reeled type ultrafiltration membrane |
| CN102515395A (en) * | 2011-12-30 | 2012-06-27 | 北京清大膜科膜技术有限公司 | Method and device for using small-aperture spiral wound ultrafiltration membranes to treat papermaking wastewater |
| CN102976447A (en) * | 2012-10-31 | 2013-03-20 | 艾欧史密斯（上海）水处理产品有限公司 | Sidestream reverse osmosis membrane element |
| CN102976447B (en) * | 2012-10-31 | 2014-03-12 | 艾欧史密斯（上海）水处理产品有限公司 | Sidestream reverse osmosis membrane element |
| CN103663628A (en) * | 2013-12-13 | 2014-03-26 | 北京清大膜科膜技术有限公司 | Ultrafiltration device for processing papermaking wastewater and application method thereof |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 102206 Beijing city Changping District town Shahe qiliqu village Liyuan static 3 Patentee after: BEIJING GO HIGHER MEMBRANE TECHNOLOGY CO., LTD. Address before: 102206 Beijing city Changping District town Shahe qiliqu village Liyuan static 3 Patentee before: Beijing Tsing Membrane Technology Co.,Ltd. |
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| CX01 | Expiry of patent term |
Granted publication date: 20111123 |
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| CX01 | Expiry of patent term |