CN202122912U - Tubular internal pressure membrane assembly - Google Patents
Tubular internal pressure membrane assembly Download PDFInfo
- Publication number
- CN202122912U CN202122912U CN2011201648102U CN201120164810U CN202122912U CN 202122912 U CN202122912 U CN 202122912U CN 2011201648102 U CN2011201648102 U CN 2011201648102U CN 201120164810 U CN201120164810 U CN 201120164810U CN 202122912 U CN202122912 U CN 202122912U
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- China
- Prior art keywords
- housing
- water inlet
- mold assembly
- buffer board
- press mold
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- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model provides a tubular internal pressure membrane assembly, comprising a barrel-shaped shell and a plurality of tubular membrane wires packaged in the shell, wherein a resin sealing layer for fixing the end parts of the membrane wires is disposed at the both ends of the inner cavity of the shell respectively; the both ends of each membrane wire are opened on the outside end surface of the corresponding resin sealing layer respectively; a back-flushing water inlet is disposed on the sidewall of the shell between the two resin sealing layers; a buffering plate is disposed in the shell at the back-flushing water inlet; the buffering plate is located between the back-flushing water inlet and the membrane wires; and a plurality of grooves which extend and pass through axially is disposed on the inner wall of the shell section where the resin sealing layers are located. The tubular internal pressure membrane assembly provided by the utility model can avoid the problems of deformation, breakage, glue failure, falling-off and the like of the membrane wires caused by back-flushing; moreover, the binding between the resin sealing layers and the shell is airtight and firm, so that the glue failure and falling-off probabilities of the membrane wires or the resin sealing layers are further decreased, as well as the pressure-bearing level of the membrane assembly and the service life thereof under the same pressure level are increased.
Description
Technical field
It is that the membrane separation technique of motive force realizes feed liquid separation, purifying, the device of handling such as concentrates with the pressure differential that the utility model relates to a kind of, press mold assembly in particularly a kind of tubular type with backwash design.
Background technology
Backwash is one of film silk cleaning method that extensively adopts, and can avoid medicament to clean secondary pollution or corrosion to the film silk, can also easily remove medicament clean the deposit of the bulk that can't remove.In order to improve backwash usefulness; The intake pressure of backwashing water is bigger usually; Generally be higher than the pressure that is born in the film silk normal filtration course of work; Infringement such as therefore cause film deformation of filament, service life to descend easily even to fracture also causes the sealing bonding part between film silk end and the membrane module shell to come unglued easily, thereby causes the film silk or the resin-sealed pull-up that solidify to form falls.
The utility model content
In order to solve the problems of the technologies described above; It is a kind of with press mold assembly in the tubular type of buffer board that the utility model provides; The backwashing water of elevated pressures directly impacts the film silk in the time of can preventing backwash effectively; Film deformation of filament, the problem such as rupture, come unglued, come off that can avoid backwash to cause, the service life of having improved membrane module to a certain extent.
The technical scheme that the utility model adopted is:
Press mold assembly in a kind of tubular type; Comprise the housing of a tubular and be encapsulated in some tubular film silks wherein; The two ends of the inner chamber of said housing respectively are provided with a resin-sealed layer that is used for fixing said film silk end; The two ends of said film silk are opened on respectively on the outside end face of corresponding resin-sealed layer; Housing sidewall between two said resin-sealed layer is provided with the backwash water inlet, and the said enclosure interior of said backwash water inlet is provided with buffer board, and said buffer board is between said backwash water inlet and film silk.
Said buffer board preferably is tubular; Which is provided with some through holes; Said buffer board is enclosed in the outside of the film tow that said film silk formed, and and said inner walls between leave the gap, do not have through hole basically over against the said buffer board part of said backwash water inlet.
The entity area of the said buffer board part of said backwash water inlet preferably is not less than the cross-sectional area of said backwash water inlet.
Preferred mode of pegging graft is connected between said housing and the said buffer board, and concrete structure can be that said housing is provided with latch or slot, and said buffer board is provided with slot or the latch that cooperates grafting with said latch or slot.
The two ends of said housing respectively are connected with an end cap; The outside of said housing and end cap junction can be provided with an internal thread sleeve pipe; Between said internal thread sleeve pipe and the said housing for being threaded; End near said end cap of said internal thread sleeve pipe is provided with the annular boss that stretches to the axle center, and said internal thread sleeve pipe presses the mode of the base flange of said end cap that said end cap is fixed on the two ends of said housing through said convex annular decometer.
The preferred rectangular thread that adopts is connected between said internal thread sleeve pipe and the said housing.
Preferably, the stage casing of the inwall of the shell section at said resin-sealed layer place is a column, and two ends are the taper that extends out, and said inwall is provided with many grooves that extend axially and connect.
Said groove can be straight trough, and can evenly distribute along the circumferencial direction of said housing.
The cone angle of said epimere inwall is preferably the 20-25 degree, and the cone angle of hypomere inwall is preferably the 10-20 degree.
Said housing can be integral cylinder, also can be by several sections sequently connected split-type structurals of cylindrical shell, said backwash water inlet with see through the liquid outlet can a shared mouth, also can adopt to be independent of said other mouthfuls that see through outside the liquid outlet.
The beneficial effect of the utility model is:
(1) owing to be provided with buffer board, can prevent that the film silk from receiving the direct impact of backwashing water, avoid distortion that the film silk causes because of backwash, rupture or come unstuck etc., effectively prolong the service life of film silk and membrane module;
(2) owing to adopt specific socket connection mode between housing and the buffer board, syndeton is simple, reliable, pegs graft and convenient disassembly, for ease of maintenaince, safeguard;
(3) because the setting of axially extended groove on the taper inwall of the shell section at resin-sealed layer place and the inwall; When carrying out to discharge bubble effectively when envelope is annotated in film silk end; Make to combine after the adhesive cures of annotating envelope tightly and firm between the formed resin-sealed layer and housing, reduce film silk or the resin-sealed layer of probability that comes unglued, comes off;
(4) owing to adopt specific connected mode between housing and the end cap; Not only connected mode is very simple, reliable, the more important thing is to make end cap be easy to dismounting, has made things convenient for the maintenance of membrane module internal fault; Necessary integral replacing has reduced use cost when avoiding the membrane module fault.
Description of drawings
Fig. 1 is the overall structure sketch map of a kind of embodiment of the utility model;
Fig. 2 is a kind of structural representation of preferred said buffer board.
The specific embodiment
Referring to Fig. 1; Press mold assembly in a kind of tubular type; Comprise the housing of a tubular and be encapsulated in some tubular film silks wherein, the two ends of the inner chamber of said housing respectively are provided with a resin-sealed layer that is used for fixing said film silk end, and corresponding resin-sealed layer is passed at the two ends of said film silk respectively; And be opened on the outside end face of corresponding resin-sealed layer; Housing sidewall between two said resin-sealed layer is provided with backwash water inlet 1, and the said enclosure interior of said backwash water inlet is provided with buffer board 2, and said buffer board is between said backwash water inlet and film silk; The water of can avoiding recoiling washes away the intake pressure of peptizaiton on the film silk to the direct front of film silk.
Said resin-sealed layer can adopt macromolecular materials such as polyester, polyurethane, silicones, vinylite, preferably adopts epoxy resin, plays said shell end of sealing and the fixedly effect of film silk simultaneously.Said resin-sealed layer can be after the film silk that will bundle bunchy is packed putamina into; Solidify to the slit filling adhesive between the film silk end and between film silk and the housing and to form, also can be the resin fixed disk of the some film silks of being provided with of preprocessing fixing hole and filling the formed integral body of annotating after closure material solidifies of resin ring between this resin fixed disk and the housing.The said film silk bunchy that is arranged in parallel usually, and generally evenly arrange in the radial direction at the film silk.
Said buffer board preferably is tubular, which is provided with some through holes 2.1, and said buffer board is enclosed in the outside of the film tow that said film silk formed, preferably with said housing coaxial arrangement.Should leave gap 2.2 between said buffer board and the said inner walls, not have through hole basically over against the said buffer board part of said backwash water inlet.
The size of the said through hole on the said buffer board, shape and quantity can be provided with according to actual needs.When backwash; Backwashing water is got into by the backwash water inlet; Receive over against the stopping of buffer board entity part, enter into buffer board inside along the gap of annular outer wall between buffer board and housing of buffer board through said through hole, prevent that effectively the film silk from receiving the direct impact of backwashing water; Avoid distortion that the film silk causes because of backwash, rupture or come unstuck etc., prolong the service life of film silk and membrane module.
The entity area of the said buffer board part of said backwash water inlet preferably is not less than the cross-sectional area of said backwash water inlet; When concrete size can flow into the inner space that said buffer board crowds around according to the through hole of backwashing water from said buffer board; Impulsive force drops to the degree that the film silk can bear to be confirmed, is slightly larger than the cross-sectional area of said backwash water inlet usually.
Can adopt any possible connected mode under the prior art between said housing and the said buffer board.The preferred mode of pegging graft that adopts connects in the present embodiment; Referring to Fig. 2; Concrete structure can be that said housing is provided with latch or slot, and said buffer board is provided with and cooperates the slot or the latch of pegging graft with said latch or slot, the grafting direction preferably along said housing axially.The slot size of grafting cooperation can be slightly less than the size of latch each other, utilizes the micro-strain of splicing position to make socket connection tight, firm.Connected structure preferably is arranged on the inwall place over against the said housing of backwash water inlet.
The two ends of said housing can be connected with an end cap 3 separately, form stoste intake antrum or concentrate water chamber between said end cap and the corresponding resin-sealed layer, and said stoste intake antrum and concentrate water chamber all communicate with said film silk mesopore.But import of relative set stoste and concentrated solution outlet on two said end caps.
When membrane module is operated in the filtration state; Stoste gets into the stoste intake antrum from said stoste import, and the end opening through the film silk gets into film silk mesopore again, under the effect of film silk inside and outside differential pressure; See through liquid and see through the inner chamber that film silk sidewall gets into said housing; Mouth of a river outflow is promptly produced in the liquid outlet that sees through on said housing, and concentrate then flows to the concentrate water chamber through the other end opening of said film silk, finally flows out from concentrated solution outlet.
The outside of said housing and end cap junction can be provided with an internal thread sleeve pipe 4; Between said internal thread sleeve pipe and the said housing for being threaded; End near said end cap of said internal thread sleeve pipe is provided with the annular boss 4.1 that stretches to the axle center, and said internal thread sleeve pipe presses the mode of the base flange 3.1 of said end cap that said end cap is fixed on the two ends of said housing through said convex annular decometer.Said end cap can be spheroid or semicircle spheroid.
When dirty stifled, fracture or faults such as come unstuck in resin-sealed layer place, dislocation, leakage take place and need repairing in the film silk; Need not to change whole membrane module; As long as back out said internal thread sleeve pipe, remove end cap and get final product, need not to destroy end cap when promptly repairing; And also need not membrane module is carried out integral replacing when changing, reduce use cost.
The preferred rectangular thread that adopts is connected between said internal thread sleeve pipe and the said housing, and preferably adopting the wide 3mm of being of tooth, pitch is the rectangular thread of 7mm, makes bonding strength bigger, to improve the stress level that said membrane module can bear.In order to reach good sealing effectiveness, also be provided with sealing ring 6 between end cap and the housing.
Preferably; The endoporus of the shell section at said resin-sealed layer place is less than the endoporus of other positions; The stage casing of the inwall of this shell section be column (referring to Fig. 1 5.2); Two ends be the taper that extends out (referring to Fig. 1 5.3 and 5.4), said inwall is provided with many grooves that extend axially and connect 5.1.When carrying out can discharging bubble effectively when envelope is annotated in film silk end, make to combine after the adhesive cures of being filled tightly and firm between the formed resin-sealed layer and housing, reduce film silk or the resin-sealed layer of probability that comes unglued, comes off.
Said groove can be straight trough, and can evenly distribute along the circumferencial direction of said housing, and the bubble of annotating in the envelope process can be discharged from said groove nearby, make the above resin-sealed layer of whole circumference and housing combine all more firm.
The cone angle of the inwall 5.3 of epimere taper is preferably the 20-25 degree, and the cone angle of the inwall 5.4 of hypomere taper is preferably the 10-20 degree.Through facts have proved, the setting of above-mentioned angle is best for the bubble effect of discharging in the sealing process.
Said housing can be integral cylinder, also can be by several sections sequently connected split-type structurals of cylindrical shell, and present embodiment adopts the latter, near one section cylindrical shell of end cap shown among Fig. 15.Said backwash water inlet can export a shared mouth with seeing through liquid, also can adopt to be independent of said other mouthfuls that see through outside the liquid outlet.Said backwash water inlet preferably be arranged on the cylindrical shell 5 and the sidewall near said resin-sealed layer on.
The utility model is particularly useful for the hollow fiber film assembly of water treatment field; Can be operated under the multiple Inlet and outlet water modes such as the single tube list advances singly, multitube replaces turnover; But suit is handled in various membrane filtrations; Handle like surface water, zymotic fluid concentrates purifies, and from pure water or waste water, removes turbidity etc.
Claims (10)
1. press mold assembly in the tubular type; Comprise the housing of a tubular and be encapsulated in some tubular film silks wherein; The two ends of the inner chamber of said housing respectively are provided with a resin-sealed layer that is used for fixing said film silk end; The two ends of said film silk are opened on respectively on the outside end face of corresponding resin-sealed layer; It is characterized in that two housing sidewall between the said resin-sealed layer are provided with the backwash water inlet, the said enclosure interior of said backwash water inlet is provided with buffer board, and said buffer board is between said backwash water inlet and film silk.
2. press mold assembly in the tubular type as claimed in claim 1; It is characterized in that said buffer board is tubular; Which is provided with some through holes; Said buffer board is enclosed in the outside of the film tow that said film silk formed, and and said inner walls between leave the gap, do not have through hole basically over against the said buffer board part of said backwash water inlet.
3. press mold assembly in the tubular type as claimed in claim 2 is characterized in that being not less than over against the entity area of the said buffer board part of said backwash water inlet the cross-sectional area of said backwash water inlet.
4. press mold assembly in the tubular type as claimed in claim 3 is characterized in that said housing is provided with latch or slot, and said buffer board is provided with slot or the latch that cooperates grafting with said latch or slot.
5. press mold assembly in the tubular type as claimed in claim 4; The two ends that it is characterized in that said housing respectively are connected with an end cap; The outside of said housing and end cap junction is provided with an internal thread sleeve pipe; Between said internal thread sleeve pipe and the said housing for being threaded; End near said end cap of said internal thread sleeve pipe is provided with the annular boss that stretches to the axle center, and said internal thread sleeve pipe presses the mode of the base flange of said end cap that said end cap is fixed on the two ends of said housing through said convex annular decometer.
6. press mold assembly in the tubular type as claimed in claim 5 is characterized in that the employing rectangular thread is connected between said internal thread sleeve pipe and the said housing.
7. according to press mold assembly in claim 1,2,3,4, the 5 or 6 described tubular types; The stage casing that it is characterized in that the inwall of the shell section that said resin-sealed layer belongs to is a column; Two ends are the taper that extends out, and said inwall is provided with many grooves that extend axially and connect.
8. press mold assembly in the tubular type as claimed in claim 7 is characterized in that said groove is a straight trough, and evenly distributes along the circumferencial direction of said housing.
9. press mold assembly in the tubular type as claimed in claim 8, the cone angle that it is characterized in that said epimere inwall is the 20-25 degree, the cone angle of hypomere inwall is the 10-20 degree.
10. press mold assembly in the tubular type as claimed in claim 9; It is characterized in that said housing is an integral cylinder or by several sections sequently connected split-type structurals of cylindrical shell; Said backwash water inlet exports a shared mouth with seeing through liquid, and perhaps said backwash water inlet adopts and is independent of said other mouthfuls that see through outside the liquid outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201648102U CN202122912U (en) | 2011-05-23 | 2011-05-23 | Tubular internal pressure membrane assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201648102U CN202122912U (en) | 2011-05-23 | 2011-05-23 | Tubular internal pressure membrane assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202122912U true CN202122912U (en) | 2012-01-25 |
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ID=45485984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201648102U Expired - Fee Related CN202122912U (en) | 2011-05-23 | 2011-05-23 | Tubular internal pressure membrane assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202122912U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102908898A (en) * | 2012-10-22 | 2013-02-06 | 西安百衡伯仲复合材料有限公司 | Hoop connection split-type membrane shell |
| CN107954488A (en) * | 2017-11-24 | 2018-04-24 | 苏州赛易特环保科技有限公司 | A kind of fibre pipe water purifier |
| CN108465378A (en) * | 2018-06-01 | 2018-08-31 | 山东泰禾环保科技股份有限公司 | Tubular ceramic film device |
-
2011
- 2011-05-23 CN CN2011201648102U patent/CN202122912U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102908898A (en) * | 2012-10-22 | 2013-02-06 | 西安百衡伯仲复合材料有限公司 | Hoop connection split-type membrane shell |
| CN102908898B (en) * | 2012-10-22 | 2015-04-01 | 西安百衡伯仲复合材料有限公司 | Hold hoop connection split-type membrane shell |
| CN107954488A (en) * | 2017-11-24 | 2018-04-24 | 苏州赛易特环保科技有限公司 | A kind of fibre pipe water purifier |
| CN108465378A (en) * | 2018-06-01 | 2018-08-31 | 山东泰禾环保科技股份有限公司 | Tubular ceramic film device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shandong Zhongshuiyuan Membrane Technology Co., Ltd. Assignor: Liu Zhenjiang Contract record no.: 2012370000265 Denomination of utility model: Tubular internal pressure membrane assembly Granted publication date: 20120125 License type: Exclusive License Record date: 20121220 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120125 Termination date: 20170523 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |