CN205216598U - Novel water treatment membrane module - Google Patents
Novel water treatment membrane module Download PDFInfo
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- CN205216598U CN205216598U CN201521093308.1U CN201521093308U CN205216598U CN 205216598 U CN205216598 U CN 205216598U CN 201521093308 U CN201521093308 U CN 201521093308U CN 205216598 U CN205216598 U CN 205216598U
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Abstract
The utility model discloses a novel water treatment membrane module, constitute the hydraulic pipe -line and be frame construction's many raceways including mutual intercommunication, with the hydraulic pipe -line intercommunication and install the several water treatment membrane stack on this frame construction to and the corresponding quantity strip aeration pipe of corresponding every water treatment membrane stack setting, the water treatment membrane stack includes diaphragm, sealing washer, retainer plate and collector pipe, and wherein, the diaphragm middle part has the installation through -hole of size and collector pipe external diameter matching, and the sealing washer matches with this installation through -hole, and the collector pipe both ends communicate with the raceway that corresponds the position respectively, have a plurality of water outlet aperture on it. The utility model discloses a disk type diaphragm to the adoption mode of concatenating is barrel mast form with all diaphragm settings, and the feed liquor was handled around constituting, the center goes out water structure on the basis of guaranteeing sufficient membrane area of contact, has greatly reduced the membrane stack and has taken the volume, thereby makes that to have bigger face in the membrane module of same volume long -pending, has improved water processing performance.
Description
Technical field
The utility model relates to water-treatment technology field, and specifically, what relate to is a kind of new type water process membrane module.
Background technology
Membrane technology is described as the water technology of 21 century, develop over nearly 40 years day by day rapid.Compared with traditional water technology, membrane technology has energy-conservation, small investment, easy and simple to handle, treatment effeciency advantages of higher, and its application brings huge environment and economy benefit to the mankind.Membrane technology being of wide application in water treatment is general, both can be used for drinking water treatment and also can be used for wastewater treatment, and also had and set foot in the water treatment of some special industry.
In application of membrane process, fouling membrane is maximum problem.Along with the prolongation of service time, pollutant is adsorbed on film surface, through piling up for a long time, can cause Pore Blocking, reduces film handling property.And this situation has become one of bottleneck in water treatment by membrane technique.
Therefore, the antifouling property how improving membrane module becomes the problem of those skilled in the art's primary study.
Utility model content
For overcoming prior art Problems existing, the utility model provides that a kind for the treatment of effect is good, the new type water process membrane module of efficient energy-saving.
To achieve these goals, the technical solution adopted in the utility model is as follows:
A kind of new type water process membrane module, comprising is interconnected forms the many piece water-supply-pipes of hydraulic pipeline also in frame structure, be communicated with hydraulic pipeline and be arranged on the several water treatment membrane stacks in this frame structure, and the respective numbers bar aeration tube that corresponding each water treatment membrane stack is arranged, described aeration tube is interconnected and forms gas circuit for connecting outside aerator; Described water treatment membrane stack comprises diaphragm, sealing ring, retainer plate and collector pipe, wherein, have the installation through hole that size is mated with collector pipe external diameter in the middle part of diaphragm, sealing ring mates with this installation through hole, collector pipe two ends are communicated with the water-supply-pipe of correspondence position respectively, it have multiple ostium excurrens; N number of described diaphragm and N+1 described sealing ring successively interval is piled and is arranged, every 2 sealing rings are made to clamp 1 diaphragm, and sealing ring is corresponding with installation lead to the hole site, all diaphragms and sealing ring are connected in series through installation through hole and sealing ring inner ring by described collector pipe, and respectively adopting a retainer plate to be fixed on collector pipe by all diaphragms and sealing ring in the sealing ring position at both ends, described ostium excurrens is positioned on collector pipe establishes chaffy position.
In order to increase the effective film area in related volume, the spacing between adjacent described diaphragm is 2 ~ 5mm.In order to improve water outlet efficiency, the aperture of described ostium excurrens is no more than the thickness of diaphragm.
Further, described diaphragm comprises and stacks gradually up and down and suppress modified PVDF membrane in video disc shape, support flow-guiding screen and modified PVDF membrane, and the installation through hole of all modified PVDF membrane and support flow-guiding screen is run through in this video disc shape center, the peripheral edge of described upper and lower two-layer modified PVDF membrane is compressed to closed one; Described ostium excurrens is communicated with support flow-guiding screen.
Further, described modified PVDF membrane is formed by PVDF basement membrane with in the composite modified coating that described PVDF membrane surface applies.
In order to improve the aeration intensity for each membrane stack, described aeration tube is arranged at the below of corresponding water treatment membrane stack.
In order to distribute aeration intensity better, and bubble more effectively being washed away film surface, described aeration tube offering several micropore and several gross porosity, this gross porosity area is not less than 2 times of this micropore area; Described micro well locations is corresponding with diaphragm position, and described gross porosity position is corresponding with the spaced position of two adjacent diaphragms.
In order to avoid aeration bubbles sheds from the side, prevent diaphragm surrounding liquid excessive concentration from producing concentration polarization phenomenon, at least side of the frame structure that described water-supply-pipe is formed is provided with venetian blind type dividing plate simultaneously; Described venetian blind type dividing plate comprises the base frame that the frame structure that forms with described water-supply-pipe is connected, and is arranged at the several louvre blades installed in oblique interval on base frame.Preferably, venetian blind type dividing plate is all set in the relative both sides of described frame structure or surrounding.
Further, at least one described water-supply-pipe is transparent tube body, so that observe water quality color in pipeline, thus has judged whether that diaphragm damages.
Compared with prior art, the utility model has following beneficial effect:
(1) the utility model adopts disc-type diaphragm, and adopt tandem to be barrel mast shape by all diaphragm arrangement, form feed liquor process around, the structure of central water outlet, on the basis ensureing sufficient film contact area, greatly reduce membrane stack and take volume, thus make, in the membrane module of same volume, there is larger membrane area, improve water treatmenting performance, and the diaphragm of specially treated also greatly strengthen antifouling property and the water penetration on film surface, improve water treatmenting performance, and the utility model is novel, structure is simple, with low cost, convenient and practical, be with a wide range of applications, be applicable to applying.
(2) the utility model also adopts the diaphragm that special material is made, improve the suppleness of diaphragm, it is bending not yielding, smooth surface, and the water turbulence effect that can improve film surface reduces concentration polarization, the hole simultaneously film formed is mandruka network structure, substantially increase blocking up property of anti-soil, also by modifying agent, current potential process is carried out to film surface, make it have more hydrophily, and film adhesion is strong, not easily separatedly to peel off.
(3) the utility model adopts the diaphragm structure of three-decker, water purification after being filtered by the pvdf membrane of outer two layers is by the support flow-guiding screen inflow centre of intermediate course, water after the design of two-way sealing ring makes filtration can only enter in collector pipe from the ostium excurrens collector pipe and collect, change and filtered water-out manners in the past, show unique characteristics.
(4) the utility model utilizes water-supply-pipe to form frame structure, also serves support effect when taking into account and producing water collection, decreases additional materials and makes, reduce production cost.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of membrane stack in the utility model.
Fig. 3 is the sectional view of diaphragm in the utility model.
Fig. 4 is the structural representation of modified PVDF membrane in the utility model.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in further detail, and embodiment of the present utility model includes but not limited to the following example.
Embodiment
As shown in Figures 1 to 4, this new type water process membrane module, comprising is interconnected forms the many piece water-supply-pipes 1 of hydraulic pipeline also in frame structure, be communicated with hydraulic pipeline and be arranged on the several water treatment membrane stacks 10 in this frame structure, and the respective numbers bar aeration tube 2 that corresponding each water treatment membrane stack is arranged, described aeration tube is interconnected and forms gas circuit for connecting outside aerator; Described water treatment membrane stack comprises diaphragm 11, sealing ring 12, retainer plate 13 and collector pipe 14, wherein, there is in the middle part of diaphragm the installation through hole 15 that size is mated with collector pipe external diameter, sealing ring mates with this installation through hole, collector pipe two ends are communicated with the water-supply-pipe of correspondence position respectively, it have multiple ostium excurrens; N number of described diaphragm and N+1 described sealing ring successively interval is piled and is arranged, every 2 sealing rings are made to clamp 1 diaphragm, and sealing ring is corresponding with installation lead to the hole site, all diaphragms and sealing ring are connected in series through installation through hole and sealing ring inner ring by described collector pipe, and respectively adopting a retainer plate to be fixed on collector pipe by all diaphragms and sealing ring in the sealing ring position at both ends, described ostium excurrens is positioned on collector pipe establishes chaffy position.
In order to increase the effective film area in related volume, the spacing between adjacent described diaphragm is 2 ~ 5mm.In order to improve water outlet efficiency, the aperture of described ostium excurrens is no more than the thickness of diaphragm.
Further, described diaphragm comprises and stacks gradually up and down and suppress modified PVDF membrane 16 in video disc shape, support flow-guiding screen 17 and modified PVDF membrane, and the installation through hole 15 of all modified PVDF membrane and support flow-guiding screen is run through in this video disc shape center, the peripheral edge of described upper and lower two-layer modified PVDF membrane is compressed to closed one; Described ostium excurrens is communicated with support flow-guiding screen.Described modified PVDF membrane is formed by PVDF basement membrane 18 with in the composite modified coating 19 that described PVDF membrane surface applies.
In order to improve the aeration intensity for each membrane stack, described aeration tube is arranged at the below of corresponding water treatment membrane stack.
In order to distribute aeration intensity better, and bubble more effectively being washed away film surface, described aeration tube offering several micropore 3 and several gross porosity 4, this gross porosity area is not less than 2 times of this micropore area; Described micro well locations is corresponding with diaphragm position, and described gross porosity position is corresponding with the spaced position of two adjacent diaphragms.
In order to avoid aeration bubbles sheds from the side, prevent diaphragm surrounding liquid excessive concentration from producing concentration polarization phenomenon, at least side of the frame structure that described water-supply-pipe is formed is provided with venetian blind type dividing plate 5 simultaneously; Described venetian blind type dividing plate comprises the base frame 6 that the frame structure that forms with described water-supply-pipe is connected, and is arranged at the several louvre blades 7 installed in oblique interval on base frame.Preferably, venetian blind type dividing plate is all set in the relative both sides of described frame structure or surrounding.
Further, at least one described water-supply-pipe is transparent tube body, so that observe water quality color in pipeline, thus has judged whether that diaphragm damages.
Specifically, the casting solution that described PVDF basement membrane is made up of the component of following mass percent is made through following process:
Casting solution component: PVDF16 ~ 30%, glycol monoethyl ether 15 ~ 20%, polyvinylpyrrolidone 20 ~ 25%, dimethylformamide 2 ~ 5%, dimethyl pyrrolidone 10 ~ 15%, dimethyl sulfoxide (DMSO) 7 ~ 12%;
Described PVDF basement membrane forming process: after being mixed according to quantity by above-mentioned each component material, stirring 24 ~ 36h to being uniformly dissolved, forming casting solution under the temperature conditions of 65 ~ 100 DEG C; Then by the casting solution made on a glass, scrape and make just film, and under the condition of 15 ~ 25 DEG C solidification forming; First film automatically disengages glass plate after being shaped, and then first film is placed in ultra-pure water and soaks 12 ~ 24h, and change a water every 3h, finally cleans and obtains PVDF basement membrane.
Further, formed after the composite modified reagent that described composite modified coating is applied by the PVDF membrane surface after cleaning dries; The solute uniform dissolution that described composite modified reagent is made up of the polyvinylpyrrolidone of the polyvinyl alcohol of 7 ~ 20% mass percents, the maleic anhydride of 2 ~ 15% mass percents, the dicumyl peroxide of 0.1 ~ 1% mass percent and 0 ~ 3.8% mass percent is obtained in ultra-pure water solvent.When preparing composite modified reagent, by above-mentioned solute dissolves in the ultra-pure water solvent of 80 ± 3 DEG C, use at the uniform velocity agitator to stir 15 ~ 25min by the speed of 75 ~ 150rad/min to above-mentioned mixed solution, each component is fully mixed, forms gluing state.
By PVDF basement membrane distilled water washes clean, then in gnotobasis, leave standstill 2h; The composite modified reagent of gluing state is evenly coated on PVDF membrane surface, naturally dries at the temperature of 25 ± 3 DEG C.
Above-described embodiment is only preferred embodiment of the present utility model; restriction not to the utility model protection domain; in every case design principle of the present utility model being adopted, and the change carried out non-creativeness work on this basis and make, all should belong within protection domain of the present utility model.
Claims (8)
1. a new type water process membrane module, it is characterized in that, comprising is interconnected forms the many piece water-supply-pipes of hydraulic pipeline also in frame structure, be communicated with hydraulic pipeline and be arranged on the several water treatment membrane stacks in this frame structure, and the respective numbers bar aeration tube that corresponding each water treatment membrane stack is arranged, described aeration tube is interconnected and forms gas circuit for connecting outside aerator; Described water treatment membrane stack comprises diaphragm, sealing ring, retainer plate and collector pipe, wherein, have the installation through hole that size is mated with collector pipe external diameter in the middle part of diaphragm, sealing ring mates with this installation through hole, collector pipe two ends are communicated with the water-supply-pipe of correspondence position respectively, it have multiple ostium excurrens; N number of described diaphragm and N+1 described sealing ring successively interval is piled and is arranged, every 2 sealing rings are made to clamp 1 diaphragm, and sealing ring is corresponding with installation lead to the hole site, all diaphragms and sealing ring are connected in series through installation through hole and sealing ring inner ring by described collector pipe, and respectively adopting a retainer plate to be fixed on collector pipe by all diaphragms and sealing ring in the sealing ring position at both ends, described ostium excurrens is positioned on collector pipe establishes chaffy position.
2. new type water process membrane module according to claim 1, is characterized in that, the spacing between adjacent described diaphragm is 2 ~ 5mm.
3. new type water process membrane module according to claim 1, it is characterized in that, described diaphragm comprises and stacks gradually up and down and suppress modified PVDF membrane in video disc shape, support flow-guiding screen and modified PVDF membrane, and the installation through hole of all modified PVDF membrane and support flow-guiding screen is run through in this video disc shape center, the peripheral edge of described upper and lower two-layer modified PVDF membrane is compressed to closed one; Described ostium excurrens is communicated with support flow-guiding screen.
4. new type water process membrane module according to claim 3, is characterized in that, described modified PVDF membrane is formed by PVDF basement membrane with in the composite modified coating that described PVDF membrane surface applies.
5. the new type water process membrane module according to any one of claim 1 ~ 4, is characterized in that, described aeration tube is arranged at the below of corresponding water treatment membrane stack.
6. new type water process membrane module according to claim 5, is characterized in that, described aeration tube offers several micropore and several gross porosity, and this gross porosity area is not less than 2 times of this micropore area; Described micro well locations is corresponding with diaphragm position, and described gross porosity position is corresponding with the spaced position of two adjacent diaphragms.
7. the new type water process membrane module according to any one of claim 1 ~ 4, is characterized in that, at least side of the frame structure that described water-supply-pipe is formed is provided with venetian blind type dividing plate; Described venetian blind type dividing plate comprises the base frame that the frame structure that forms with described water-supply-pipe is connected, and is arranged at the several louvre blades installed in oblique interval on base frame.
8. the new type water process membrane module according to any one of claim 1 ~ 4, is characterized in that, at least one described water-supply-pipe is transparent tube body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521093308.1U CN205216598U (en) | 2015-12-25 | 2015-12-25 | Novel water treatment membrane module |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521093308.1U CN205216598U (en) | 2015-12-25 | 2015-12-25 | Novel water treatment membrane module |
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| CN205216598U true CN205216598U (en) | 2016-05-11 |
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| CN201521093308.1U Active CN205216598U (en) | 2015-12-25 | 2015-12-25 | Novel water treatment membrane module |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105413472A (en) * | 2015-12-25 | 2016-03-23 | 成都美富特膜科技有限公司 | Novel water treatment membrane assembly |
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2015
- 2015-12-25 CN CN201521093308.1U patent/CN205216598U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105413472A (en) * | 2015-12-25 | 2016-03-23 | 成都美富特膜科技有限公司 | Novel water treatment membrane assembly |
| CN105413472B (en) * | 2015-12-25 | 2018-06-08 | 成都美富特环保产业集团有限公司 | A kind of membrane for water treatment component |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171109 Address after: 610404 No. 22 Guanghua Road, Huai Town, Jintang, Sichuan, Chengdu Patentee after: Sichuan Fute water Co. Ltd. Address before: Jintang County of Chengdu City, Sichuan province 610000 Huai town Jintang Industrial Park Green Avenue Patentee before: CHENGDU MFT MEMBRANE TECHNOLOGY CO., LTD. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191025 Address after: 610000 No. 22 Guanghua Road, Huaikou Town, Jintang County, Chengdu City, Sichuan Province (Jintang County Industrial Development Zone) Patentee after: Chengdu Meifote Membrane Environmental Protection Technology Co., Ltd. Address before: 610404 No. 22 Guanghua Road, Huaikou Town, Jintang County, Chengdu City, Sichuan Province Patentee before: Sichuan Fute water Co. Ltd. |
|
| TR01 | Transfer of patent right |