CN105293635B - The immersion curtain type film assembly of resistance to backwash impact - Google Patents
The immersion curtain type film assembly of resistance to backwash impact Download PDFInfo
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- CN105293635B CN105293635B CN201510700045.4A CN201510700045A CN105293635B CN 105293635 B CN105293635 B CN 105293635B CN 201510700045 A CN201510700045 A CN 201510700045A CN 105293635 B CN105293635 B CN 105293635B
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- catch basin
- inside groove
- groove
- adhesive layer
- backwash
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Abstract
A kind of immersion curtain type film assembly of resistance to backwash impact, including：Film wire, inside groove, catch basin, inside groove sealing nesting are fixed in catch basin, and the upper and lower ends of film wire communicate after being each passed through corresponding inside groove with corresponding catch basin, and film wire and inside groove are fixedly linked by adhesive layer sealing；The one or both ends of every catch basin are equipped with water outlet；The one end of inside groove far from catch basin is equipped with flange, and flange is connected with catch basin sealing.Advantageous effect is：Assembling is easy, it is connected between each section reliably secure, the especially connection fit structure of convex ribs and groove, the processing and manufacturing difficulty of inside groove and catch basin can be substantially reduced, improve leakproofness and reliability that inside groove is connected with catch basin simultaneously, so as to improve the using effect of the present invention and service life so that tolerance number of the present invention under 0.15MPa backwash pressures is up to 150,000 times or more.
Description
Technical field
The present invention relates to a kind of membrane separation water treatment equipments, and in particular to a kind of immersion curtain type film assembly.
Background technology
The film separation system formed using immersion ultrafiltration or micro-filtration membrane module, is a kind of common water treatment system.It
The impurity such as sludge, suspended matter, bacterium, the virus in water removal are gone by the aperture crown_interception of film, so as to purifying water body, are eliminated dirty
Dye.In this kind of film separation system, with the continuous operation of equipment, pollutant constantly deposits in film surface, forms cake layer, mistake
Filtration resistance power increases, and operation energy consumption is caused to increase, purification efficiency reduces.
In order to reduce operation energy consumption, improve purification efficiency, in the operational process of water treatment system, generally use is periodically anti-
The operation of flushing carrys out the cake layer of loose film surface, and the mode for being aided with gas scouring removes the cake layer of film surface, is slowed down with this
The pollution of film surface achievees the purpose that reduce operation energy consumption, improve purification efficiency and extend the service life of membrane component.
Immersion curtain type film assembly is a kind of common water treatment facilities, due to the progress of intermittent backwash operation, water
Stream, can also be to other portions such as immersion curtain type film assembly, especially adhesive layer, catch basin other than it can cause impact in itself to film
Part causes to impact, such as leads to the separation of inside groove and catch basin and structure is caused to be destroyed, and influences normal operation and the use of system
Service life.
Invention content
The main goal of the invention of the present invention is to provide a kind of leaching simple and reliable for structure, service life length for water process
Do not have formula curtain type film assembly.
Technical solution used in the present invention is：A kind of resistance to backwash impact immersion curtain type film assembly, including：Film wire, inside groove,
Catch basin；Inside groove sealing nesting is fixed in catch basin, the upper and lower ends of film wire be each passed through after corresponding inside groove with it is corresponding
Catch basin communicates, and film wire and inside groove are fixedly linked by adhesive layer sealing；The one or both ends of every catch basin are equipped with water outlet,
The one end of inside groove far from catch basin is equipped with flange, and flange is connected with the sealing of catch basin gluing.
In the present invention, inside groove and catch basin its material can be polyvinyl chloride (PVC), polyethylene (PE), acrylic nitrile-butadiene two
Alkene-styrol copolymer（ABS）, one or more of polyamide (PA).The material of film wire includes Kynoar（PVDF）、
Polyacrylonitrile（PAN）, polyether sulfone（PES）, polysulfones（PS）, cellulose acetate（CA）, polyethylene（PE）, polypropylene (PP), polychlorostyrene
Ethylene（PVC）Deng.Inside groove sealing nesting is fixed in catch basin, and inside groove and catch basin are furnished with adhesive, and flange and catch basin are also
It is furnished with adhesive.The upper and lower ends of film wire are fixedly linked respectively by adhesive layer and upper and lower inside groove, and upper and lower inside groove seals embedding respectively
Set is fixed in bottom tank, and the outlet of film wire upper and lower ends communicates respectively with upper and lower two catch basins.The present invention, inside groove and
The attended operation of catch basin is easy, it is not easy to inside groove sum aggregate sink be damaged, while can improve inside groove and catch basin
The reliability of sealed connection.It is connected by flange with the gluing sealing of catch basin, point of inside groove and catch basin can be effectively prevent
From so that the present invention is under 0.15MPa backwash pressures, and tolerance number is all not in damage up to 100,000 times or more, greatly
Improve service life greatly.It is trimmed in addition, the present invention can be easy to first be connected film wire and inside groove, then again inside groove
It is connected with catch basin sealing, inside groove nesting enters the encapsulation process simple and effective in catch basin.Preferably, it is equipped at flange
Groove；Correspondingly, catch basin is equipped with the convex ribs being inserted into groove.Both convex ribs and groove are fixed to each other to form nested structure,
Between surface can also brushing adhesive stick together, so as to enhance the resistance to backwash ability of curtain type film assembly, water can be effectively prevent
Flow side knock.
Preferably, the width of convex ribs is less than the width of groove, the height of convex ribs is less than the depth of groove.This preferred side
Case advantageously reduces the processing and manufacturing of inside groove and catch basin and connection difficulty, convenient in convex ribs quick insertion groove.
Further preferably, several positioning protrusion are evenly equipped in groove, correspondingly, convex ribs are equipped with several and positioning protrusion
The locating notch of adaptation, positioning protrusion and locating notch tight fit.This preferred embodiment is greatly improved the company of inside groove and catch basin
Intensity is connect, prevents catch basin and inside groove from being slid when by flow impact of collision, so as to improve the service life of the present invention.
Preferably, the depth of groove is 2 mm to 50 mm.
Preferably, the inner surface of inside groove is by the inner cylinder close to catch basin, the outer cylinder far from catch basin and positioned at interior
Three sections of raised cylinder between cylinder and outer cylinder is connected composition；The horizontal cross-section of inner cylinder, outer cylinder and raised cylinder is
Slotted hole shape, the vertical section of outer cylinder are trapezoidal.This preferred embodiment convenient for the casting of adhesive layer, is also beneficial to prevent sealing
The stripping of layer can effectively improve the service life of the present invention.
Preferably, the cross section that the sealing nesting of inside groove is fixedly connected with the outer surface in portion is trapezoidal, arc or stairstepping,
The cross section that correspondingly catch basin is bonded with inside groove is that the nested cross section of outer surface for being fixedly connected with portion of sealing with inside groove is fitted
The trapezoidal, arc or stairstepping matched.This preferred embodiment, inside groove and catch basin contact area are big, advantageously ensure that the reliable of structure
Property.
Preferably, adhesive layer is made of interior adhesive layer and covering glue-line, wherein interior adhesive layer is hard adhesive layer, external sealant
Layer is soft adhesive layer.This preferred embodiment can effectively reduce film wire and cause fracture due to flow is constantly swung in use
Possibility, so as to be conducive to improve the service life of the present invention.
In conclusion compared with prior art the beneficial effects of the invention are as follows：1. inside groove and catch basin are knot independently of each other
Structure, after film wire is first and inside groove is fixedly connected, inside groove is fixed together again with catch basin, avoid integral type sealing membrane module without
The defects of method trims the extra film wire in sealing end has the advantages that assembling easily and quality is high；2. it is connected between each section
Reliably secure, the especially connection fit structure of convex ribs and groove, the processing and manufacturing that can substantially reduce inside groove and catch basin is difficult
Degree, while leakproofness and reliability that inside groove is connected with catch basin are improved, " adhesive layer is made of interior adhesive layer and covering glue-line,
Wherein interior adhesive layer is hard adhesive layer, and covering glue-line is soft adhesive layer." structure further improve the present invention using effect
And the service life so that tolerance number of the present invention under 0.15MPa backwash pressures is up to 150,000 times or more.
Description of the drawings
Fig. 1 is that a kind of structure diagram of membrane module is impacted in the resistance to backwash of the present invention；
Fig. 2 is the structure diagram of inside groove；
Fig. 3 is the schematic cross-sectional view of inside groove；
Fig. 4 is the structure diagram of catch basin；
Fig. 5 is the connection structure schematic cross-sectional view of inside groove and catch basin；
Fig. 6 is the inside groove of embodiment 2 and the connection structure schematic cross-sectional view of catch basin；
Shown in figure：
1：Film wire, 2：Inside groove, 2.1：Inner cylinder face, 2.2：Truncated cone-shaped cylinder, 2.3：Protruding column face, 3：Catch basin, 4：
Adhesive layer, 4.1：Interior adhesive layer, 4.2：Covering glue-line, 5：Flange, 6：Groove, 7：Convex ribs, 8：Positioning protrusion, 9：Locating notch.
Specific embodiment
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.
Embodiment one：
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, the present invention includes：Film wire 1, inside groove 2, catch basin 3, inside groove 2 pass through glue
Glutinous agent sealing nesting is fixed in catch basin 3, and the upper and lower ends of film wire 1 are catchmented after being each passed through corresponding inside groove 2 with corresponding
Slot 3 communicates, and film wire 1 and inside groove 2 are fixedly linked by the sealing of adhesive layer 4, and adhesive layer 4 is by interior adhesive layer 4.1 and covering glue-line 4.2
It forms；The one or both ends of every catch basin 3 are equipped with water outlet, and the one end of inside groove 2 far from catch basin 3 is equipped with flange 5, flange 5
It is connected with catch basin 3 by adhesive sealing.One end of every catch basin of the present embodiment 3 is equipped with water outlet, and the other end is equipped with spiral shell
Line interface is bolted in equipment.In addition, wherein film wire 1 is is in hollow-fibre membrane, capillary-pipe film or composite membrane
One kind, the material of film wire is Kynoar（PVDF）, polyacrylonitrile（PAN）, polyether sulfone（PES）, polysulfones（PS）, acetate fiber
Element（CA）, polyethylene（PE）, polypropylene (PP), polyvinyl chloride（PVC）One kind in.Preferably, the present embodiment film wire 1 is
Kynoar（PVDF）Hollow-fibre membrane.The material of interior adhesive layer 4.1 and covering glue-line 4.2 can be different, can also be identical.
The material of the present embodiment, interior adhesive layer 4.1 and covering glue-line 4.2 is polyurethane, but interior adhesive layer is located inside groove 2 and catch basin
The corresponding site at 3 connected positions, interior adhesive layer is hard adhesive layer, and covering glue-line is soft adhesive layer；The inner surface of inside groove 2 is by leaning on
The inner cylinder face 2.1 of nearly catch basin 3, the truncated cone-shaped cylinder 2.2 far from catch basin 3 and positioned at inner cylinder face 2.1 and truncated cone-shaped column
2.3 3 sections of protruding column face composition between face 2.2.
Preferably, to improve reliability of structure, groove 6 is equipped at flange 5, the depth of groove 6 is 2 mm to 50
Mm, preferably, the depth of the present embodiment groove 6 is 3 millimeters；Correspondingly, catch basin 3 is equipped with the convex ribs being inserted into groove 6
7.Preferably, the height of convex ribs 7 is less than the depth of groove 6, several positioning protrusion 8 are evenly equipped in each vertical slots of groove 6,
Correspondingly, the locating notches 9 that convex ribs 7 are adapted to equipped with several and positioning protrusion 8,9 tight fit of positioning protrusion 8 and locating notch,
Adhesive is filled between the surface of groove 6 and convex ribs 7.Uniformly distributed 11 convexes in each vertical slots of the present embodiment groove 6
8 are played, the secure and reliable connection of groove 6 and convex ribs 7.
Preferably, the inner surface of inside groove 2 is by the inner cylinder 2.1 close to catch basin 3, the outer cylinder 2.2 far from catch basin 3
And 2.3 3 sections of compositions that are connected of the raised cylinder between inner cylinder 2.1 and outer cylinder 2.2；Inner cylinder 2.1,2.2 and of outer cylinder
The horizontal cross-section of raised cylinder 2.3 is slotted hole shape, and the vertical section of outer cylinder 2.2 is trapezoidal.The present embodiment, inside groove 2
The cross-sectional profile that sealing nesting is fixedly connected with portion is trapezoidal.
Embodiment two：
As shown in fig. 6, as shown in fig. 6, the difference of embodiment two and embodiment one, essentially consists in：One convexity of embodiment
The width of muscle 7 is adapted to the width of groove 6, and the width of convex ribs 7 is less than the width of groove 6 in embodiment two.
The specific embodiment of the above is only the preferable embodiment of the present invention, not limits the specific of the present invention with this
Practical range.The equivalence changes that all shape, structures according to the present invention are made ought to be all contained in protection scope of the present invention.
Claims (5)
1. a kind of immersion curtain type film assembly of resistance to backwash impact, including：Film wire（1）, inside groove（2）, catch basin（3）, inside groove（2）
Sealing nesting is fixed on catch basin（3）It is interior, film wire（1）Upper and lower ends be each passed through corresponding inside groove（2）Collect afterwards with corresponding
Sink（3）It communicates, film wire（1）And inside groove（2）Pass through adhesive layer（4）Sealing is fixedly linked；Every catch basin（3）One end or two
End is equipped with water outlet；It is characterized in that：Inside groove（2）Inner surface by close to catch basin（3）Inner cylinder（2.1）, far from catch basin
（3）Outer cylinder（2.2）With positioned at inner cylinder（2.1）With outer cylinder（2.2）Between raised cylinder（2.3）Three sections of connected structures
Into；Inner cylinder（2.1）, outer cylinder（2.2）With raised cylinder（2.3）Horizontal cross-section be slotted hole shape, outer cylinder（2.2）'s
Vertical section is trapezoidal；Inside groove（2）Far from catch basin（3）One end be equipped with flange（5）, flange（5）And catch basin（3）Gluing is close
Envelope is connected, flange（5）Place is equipped with groove（6）；Correspondingly, catch basin（3）It is equipped with and is inserted into groove（6）Interior convex ribs（7）, groove
（6）Inside it is evenly equipped with several positioning protrusion（8）, correspondingly, convex ribs（7）It is equipped with several and positioning protrusion（8）The positioning of adaptation lacks
Mouthful（9）, adhesive layer 4 is by interior adhesive layer in addition（4.1）With covering glue-line（4.2）It forms, interior adhesive layer is hard adhesive layer, and covering
Glue-line is soft adhesive layer.
2. the immersion curtain type film assembly of resistance to backwash impact according to claim 1, it is characterised in that：Convex ribs（7）Width
Degree is less than groove（6）Width.
3. the immersion curtain type film assembly of resistance to backwash impact according to claim 1, it is characterised in that：Convex ribs（7）Height
Degree is less than groove（6）Depth.
4. the immersion curtain type film assembly of resistance to backwash impact according to claim 1, it is characterised in that：Groove（6）Depth
It spends for 2 mm to 50 mm.
5. the immersion curtain type film assembly of the resistance to backwash impact according to claims 1 or 2 or 3 or 4, it is characterised in that：It is interior
Slot（2）Sealing nesting be fixedly connected portion outer surface cross section for trapezoidal, arc or stairstepping, correspondingly catch basin（3）
With inside groove（2）The cross section of fitting is and inside groove（2）Sealing nesting be fixedly connected portion outer surface cross-section adaptation ladder
One kind in shape, arc or stairstepping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510700045.4A CN105293635B (en) | 2015-10-23 | 2015-10-23 | The immersion curtain type film assembly of resistance to backwash impact |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510700045.4A CN105293635B (en) | 2015-10-23 | 2015-10-23 | The immersion curtain type film assembly of resistance to backwash impact |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105293635A CN105293635A (en) | 2016-02-03 |
| CN105293635B true CN105293635B (en) | 2018-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510700045.4A Active CN105293635B (en) | 2015-10-23 | 2015-10-23 | The immersion curtain type film assembly of resistance to backwash impact |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109970175A (en) * | 2019-04-28 | 2019-07-05 | 盐城海普润膜科技有限公司 | A kind of putamina for curtain type film assembly |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9403129B2 (en) * | 2011-01-04 | 2016-08-02 | Mitsubishi Rayon Co., Ltd. | Hollow fiber membrane module |
| CN104226117A (en) * | 2014-09-02 | 2014-12-24 | 中山朗清膜业有限公司 | Immersed type fiber enhanced hollow fiber membrane module |
| CN205170447U (en) * | 2015-10-23 | 2016-04-20 | 宁波水艺膜科技发展有限公司 | Submergence formula curtain formula membrane module that resistant backwash is strikeed |
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