CN206837874U - Spiral wound reverse-osmosis membrane element and water purifier - Google Patents
Spiral wound reverse-osmosis membrane element and water purifier Download PDFInfo
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- CN206837874U CN206837874U CN201720331120.9U CN201720331120U CN206837874U CN 206837874 U CN206837874 U CN 206837874U CN 201720331120 U CN201720331120 U CN 201720331120U CN 206837874 U CN206837874 U CN 206837874U
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- osmosis membrane
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Abstract
The utility model discloses a kind of spiral wound reverse-osmosis membrane element and water purifier, wherein, the spiral wound reverse-osmosis membrane element includes：Central tube group, including DI and the spaced multiple waste pipes of circular DI；Multiple reverse osmosis membrane groups, each reverse osmosis membrane group pass through rear doubling in its one end between DI and a waste pipe, and each reverse osmosis membrane group doubling is latter to roll up to multiple waste pipes with along the circumferential of DI；Two end cap, one end of the length direction of central tube group and multiple reverse osmosis membrane groups is covered at respectively, so that the end of multiple reverse osmosis membrane groups to be sealed, and at least an end cap connects with central tube in two end cap, and at least an end cap connects with multiple waste pipes in two end cap；Adjacent side of the two reverse osmosis membranes group away from central tube group is bonded by adhesive waterproof tape.So reduce the setting of adhesive waterproof tape, simplify the gluing technique of spiral wound reverse-osmosis membrane element, and then improve the production efficiency of spiral wound reverse-osmosis membrane element.
Description
Technical field
Reverse osmosis purified water technical field is the utility model is related to, more particularly to a kind of spiral wound reverse-osmosis membrane element and net
Hydrophone.
Background technology
Spiral wound reverse-osmosis membrane element is also known as coiled reverse osmosis membrane element, is the common component in water technology, its
Including central tube group and multiple circumferentially wound reverse osmosis membrane groups on the outside of central tube group along central tube group, the central tube group
Including DI and around the spaced multiple waste pipes of the DI；Its one end of each reverse osmosis membrane group is therefrom
Rear doubling is passed through between the DI and a waste pipe of heart pipe group, forms the intake tunnel connected with waste pipe, adjacent two reverse osmosis
The production aquaporin connected with central tube is formed between the reverse side of permeable membrane piece group.
In existing spiral wound reverse-osmosis membrane element, generally use adhesive waterproof tape sealing production aquaporin, i.e., adjacent
The side of any reverse osmosis membrane group vertical centre pipe group and the side away from central tube group are set anti-in two reverse osmosis membrane groups
Glue band, adjacent two reverse osmosis membranes group form the production aquaporin only connected with DI by adhesive waterproof tape bonding.So
And the side of any reverse osmosis membrane group vertical centre pipe group and the side away from central tube group in adjacent two reverse osmosis membranes group
Side sets adhesive waterproof tape, and, it is necessary to expend the regular hour, this reduces the production efficiency of spiral wound reverse-osmosis membrane element.
Utility model content
Main purpose of the present utility model is to provide a kind of spiral wound reverse-osmosis membrane element, it is intended to it is anti-to simplify spiral wound
The gluing technique of permeable membrane device.
To achieve the above object, the utility model proposes spiral wound reverse-osmosis membrane element, it includes：
Central tube group, the central tube group include DI and around the spaced multiple waste water of the DI
Pipe；
Multiple reverse osmosis membrane groups, each reverse osmosis membrane group is in its one end from the DI and a waste pipe
Between pass through rear doubling, each reverse osmosis membrane group doubling is latter with along the circumferential volume of the DI to multiple waste water
On the outside of pipe；
Two end cap, one end of the length direction of the central tube group and the multiple reverse osmosis membrane group is covered at respectively,
So that the end of multiple reverse osmosis membrane groups to be sealed, and an at least end cap connects with the central tube in two end caps
Logical, an at least end cap connects with multiple waste pipes in two end caps；
Adjacent side of the two reverse osmosis membrane groups away from the central tube group is bonded by adhesive waterproof tape.
Preferably, the axis of the parallel central tube group of the adhesive waterproof tape is set.
Preferably, the adhesive waterproof tape is from side of the reverse osmosis membrane group away from the central tube group to close to described
The direction of central tube group is extended.
Preferably, the adhesive waterproof tape extends to the reverse osmosis membrane group side vertical with the central tube group axis
Side.
Preferably, each end cap has cover plate and from the periphery of the cover plate along the axially extending of the cover plate
Sleeve, the cover plate have the gluing face with the end abutment of the multiple reverse osmosis membrane group, and the gluing face passes through glue
It is Nian Jie with the end part seal of the multiple reverse osmosis membrane group.
Preferably, the gluing face is convexly equipped with multiple annular muscle in internal and external partition arrangement.
Preferably, the height of each annular muscle is 1~2mm.
Preferably, each end cap has cover plate and from the periphery of the cover plate along the axially extending of the cover plate
Sleeve, the sleeve are sheathed on the outside of the central tube group and multiple reverse osmosis membrane groups, and the sleeve and the center
Pipe group is together by the multiple reverse osmosis membrane group banding, by the end part seal of the multiple reverse osmosis membrane group.
Preferably, each reverse osmosis membrane group includes reverse osmosis membrane, water inlet flow-guiding screen and pure water flow-guiding screen, institute
The front for stating reverse osmosis membrane is folded to form the intake tunnel, and production water is formed between the reverse side of adjacent two reverse osmosis membrane
Passage, the water inlet flow-guiding screen are located in the intake tunnel, and the pure water flow-guiding screen is in the production aquaporin.
The utility model also proposes a kind of water purifier, and the water purifier includes spiral wound reverse-osmosis membrane element；The spiral
Coiled reverse osmosis membrane element includes：
Central tube group, the central tube group include DI and around the spaced multiple waste water of the DI
Pipe；
Multiple reverse osmosis membrane groups, each reverse osmosis membrane group is in its one end from the DI and a waste pipe
Between pass through rear doubling, each reverse osmosis membrane group doubling is latter with along the circumferential volume of the DI to multiple waste water
On the outside of pipe；
Two end cap, one end of the length direction of the central tube group and the multiple reverse osmosis membrane group is covered at respectively,
So that the end of multiple reverse osmosis membrane groups to be sealed, and an at least end cap connects with the central tube in two end caps
Logical, an at least end cap connects with multiple waste pipes in two end caps；
Adjacent side of the two reverse osmosis membrane groups away from the central tube group is bonded by adhesive waterproof tape.
The utility model is by the way that gap of the one end of each reverse osmosis membrane group between DI and a waste pipe is passed through
Doubling afterwards, and will be more after being bonded in side of the reverse osmosis membrane group away from central tube group of arbitrary neighborhood two by adhesive waterproof tape
Circumferential volume of the individual reverse osmosis membrane group along central tube group is to the outside of multiple waste pipes, then by two end cap by multiple reverse osmosis membranes
The length direction closure of piece group, and at least an end cap connects with DI in two end cap, an at least end cap and more in two end cap
Individual waste pipe connection.Compared to any counter-infiltration in adjacent two reverse osmosis membranes group of existing spiral wound reverse-osmosis membrane element
Three side gluings of diaphragm group, any reverse osmosis membrane group is remote only in adjacent two reverse osmosis membranes group in the utility model
The side gluing of central tube group, so not only saves the consumption of raw material, while also eliminates the time required for gluing,
So as to simplify the gluing technique of spiral wound reverse-osmosis membrane element, and then improve the production of spiral wound reverse-osmosis membrane element
Efficiency, while also reduce the cost of spiral wound reverse-osmosis membrane element.
Brief description of the drawings
Fig. 1 is the sectional view of the embodiment of the utility model spiral wound reverse-osmosis membrane element one；
Fig. 2 is the assembling schematic diagram of central tube group and reverse osmosis membrane group in Fig. 1；
Fig. 3 is the structural representation of DI in Fig. 2；
Fig. 4 is the structural representation of waste pipe in Fig. 2；
Fig. 5 is the expanded schematic diagram of central tube and reverse osmosis membrane in Fig. 2；
Fig. 6 is the wound membrane schematic diagram of spiral wound reverse-osmosis membrane element in Fig. 1；
Fig. 7 is the top view of end cap in Fig. 1；
Fig. 8 is the sectional view of an end cap in Fig. 1；
Fig. 9 is the sectional view of another end cap in Fig. 1.
Drawing reference numeral explanation：
| Label | Title | Label | Title |
| 100 | Spiral wound reverse-osmosis membrane element | 30 | End cap |
| 10 | Central tube group | 40 | Adhesive waterproof tape |
| 20 | Reverse osmosis membrane group | 31 | Cover plate |
| 11 | DI | 32 | Sleeve |
| 12 | Waste pipe | 311 | Gluing face |
| 111 | Pure water outlet | 312 | Annular muscle |
| 112 | Pure water blasthole | 33 | Pure water discharge pipe |
| 121 | Waste water discharge opening | 34 | Waste water tap |
| 122 | Waste water blasthole | 35 | First stretches into pipe |
| 21 | Reverse osmosis membrane | 36 | Second stretches into pipe |
| 22 | Water inlet flow-guiding screen | 37 | Positioning convex |
| 23 | Pure water flow-guiding screen |
Realization, functional characteristics and the advantage of the utility model purpose will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only part of the embodiment of the present utility model, rather than all
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, belong to the scope of the utility model protection.
If it is to be appreciated that related in the utility model embodiment directionality instruction (such as upper and lower, left and right, it is preceding,
Afterwards ...), then directionality instruction be only used for explain it is relative between each part under a certain particular pose (as shown in drawings)
Position relationship, motion conditions etc., if the particular pose changes, directionality instruction also correspondingly changes therewith.
If, should " first ", " the in addition, relate to the description of " first ", " second " etc. in the utility model embodiment
Two " etc. description is only used for describing purpose, and it is not intended that instruction or implying its relative importance or implicit indicating meaning
The quantity of the technical characteristic shown.Thus, " first " is defined, the feature of " second " can express or implicitly include at least one
Individual this feature.In addition, the technical scheme between each embodiment can be combined with each other, but must be with ordinary skill
Personnel can be implemented as basis, and this technical side is will be understood that when the combination appearance of technical scheme is conflicting or can not realize
The combination of case is not present, also not within the protection domain of the requires of the utility model.
In order to simplify the gluing technique of spiral wound reverse-osmosis membrane element, the utility model proposes a kind of new spiral wound
Reverse-osmosis membrane element, refer to Fig. 1, and Fig. 1 shows the knot of the embodiment of spiral wound reverse-osmosis membrane element one of the present utility model
Structure schematic diagram.
The spiral wound reverse-osmosis membrane element 100 include central tube group 10, multiple reverse osmosis membrane groups 20, two end cap 30 with
And miscellaneous part.
It refer to Fig. 2, above-mentioned central tube group 10 includes DI 11 and around the DI 11 and spaced multiple
Waste pipe 12.Fig. 3 is refer to, one end or both ends of the DI 11 are provided with pure water outlet 111, and the DI 11
Perisporium is further opened with connecting the pure water blasthole 112 of the inner passage of DI 11；Refer to Fig. 4, one end of each waste pipe 12 or
Person both ends are provided with waste water discharge opening 121, and the perisporium of each waste pipe 12 is provided with the waste water of connection waste pipe 12 inner passage
Blasthole 122.
Each reverse osmosis membrane group 20 in above-mentioned multiple reverse osmosis membrane groups 20 is in its one end from the waste water of DI 11 and one
Gap between pipe 12 passes through rear doubling, forms the intake tunnel connected with waste pipe 12, adjacent two reverse osmosis membranes group 20 it
Between form the production aquaporin that is connected with DI 11.And each doubling of reverse osmosis membrane group 20 latter week with along DI 11
To volume to the outside of multiple waste pipes 12, now, the intake tunnel that is folded to form by each reverse osmosis membrane 21 and anti-by adjacent two
The production aquaporin that infiltration diaphragm group 20 collectively forms corresponds to be set in the shape of a spiral.
Specifically, refer to Fig. 5, each reverse osmosis membrane group 20 include reverse osmosis membrane 21, water inlet flow-guiding screen 22 and
Pure water flow-guiding screen 23.The front of the reverse osmosis membrane 21 is in one end of the reverse osmosis membrane 21 from the waste pipe 12 of DI 11 and one
Between pass through rear doubling, form above-mentioned intake tunnel, production aquaporin formed between the reverse side of adjacent two reverse osmosis membrane 21.Water inlet
Flow-guiding screen 22 is installed in intake tunnel, and raw water flows under the guide functions of water inlet flow-guiding screen 22 in intake tunnel, and
In the presence of osmotic pressure, just pure water is permeated towards the reverse side of reverse osmosis membrane 21 from reverse osmosis membrane 21；In intake tunnel
Raw water through reverse osmosis membrane 21 enter production aquaporin in and form pure water.Pure water flow-guiding screen 23 is installed in production aquaporin,
Pure water in production aquaporin flows under the guide functions of pure water flow-guiding screen 23 to DI 11.It should be noted that after doubling
The front of counter-infiltration mould be in spaced setting in the presence of water inlet flow-guiding screen 22, the reverse side of adjacent two counter-infiltrations matrix exists
It is in spaced setting in the presence of pure water flow-guiding screen 23, thus advantageously ensures that the filter area of reverse osmosis membrane 21, from
And be advantageous to improve the filter efficiency of the spiral wound reverse-osmosis membrane element 100.
From the corresponding waste pipe 12 of above-mentioned reverse osmosis membrane group 20, spiral wound reverse-osmosis membrane element 100 it is anti-
The quantity for permeating diaphragm group 20 is determined by the quantity of waste pipe 12；That is the quantity of waste pipe 12 is more, reverse-osmosis membrane element
Quantity it is corresponding more.In embodiment of the present utility model, the particular number of waste pipe 12, it can be set according to actual conditions
It is fixed, do not do specific restriction herein.When the quantity of the waste pipe 12 of spiral wound reverse-osmosis membrane element 100 is more, helical coil
The quantity of the reverse osmosis membrane group 20 of formula reverse-osmosis membrane element 100 is also more, so allows for spiral wound reverse-osmosis membrane element
100 intake tunnel and production aquaporin quantity is more, and then causes the pure water of spiral wound reverse-osmosis membrane element 100 to produce speed
Degree is faster, and the pure water flux for so allowing for spiral wound reverse-osmosis membrane element 100 is bigger.For the ease of the pure water produced is fast
The discharge of speed, the aperture of above-mentioned DI 11 also correspond to increase；I.e. the aperture of DI 11 with the increasing for quantity of waste pipe 12 and
Increase；Namely the aperture of DI 11 is directly proportional to the quantity of waste pipe 12.
Above-mentioned two end cap 30 covers at one end of central tube group 10 and multiple reverse osmosis membrane groups 20 respectively, will be multiple anti-
The end of infiltration diaphragm group 20 is sealed, and at least an end cap 30 connects with central tube in two end cap 30, in two end cap 30
At least an end cap 30 connects with multiple waste pipes 12.
Fig. 6 is refer to, above-mentioned multiple reverse osmosis membrane groups 20 are outside circumferential volume to multiple waste pipes 12 along DI 11
Before side, side of the reverse osmosis membrane group 20 away from central tube group 10 of arbitrary neighborhood two passes through anti-in multiple reverse osmosis membrane groups 20
Glue band 40 is bonded, and respectively production aquaporin is sealed adjacent to the side of end cap 30 by end cap 30, so allows for anti-by adjacent two
The intake tunnel that the production aquaporin that infiltration diaphragm group 20 is formed is folded to form with adjacent two reverse osmosis membranes group 20 is entirely isolated
, so avoid the raw water in intake tunnel and enter in production aquaporin and cause the pure water in production aquaporin to be contaminated.
In order that the adjacent bonding of two reverse osmosis membranes group 20 is more firm, can be by above-mentioned adjacent two reverse osmosis membranes group 20
Side away from central tube group 10 is respectively provided with adhesive tape 40 of turning one's coat, so so that adjacent two reverse osmosis membranes group 20 is bonded more firm
Gu and avoid causes to release between adjacent two reverse osmosis membranes group 20 under the impact of water.
When manufacturing above-mentioned spiral wound reverse-osmosis membrane element 100, first DI 11 and multiple waste pipes 12 are determined
Position is to form central tube group 10；Again by one end of each reverse osmosis membrane group 20 in multiple reverse osmosis membrane groups 20 from DI 11
And a gap between waste pipe 12 through and doubling, and in adjacent two reverse osmosis membrane after each doubling of reverse osmosis membrane group 20
Side of any reverse osmosis membrane group 20 away from central tube group 10 sets adhesive waterproof tape 40 in group 20, so that adjacent two reverse osmosis membrane
Side of the piece group 20 away from central tube group 10 is adhesively fixed by adhesive waterproof tape 40；Then by multiple reverse osmosis membrane groups 20 together
Circumferential along DI 11 is rolled up to the outside of multiple waste pipes 12；Two end cap 30 is finally covered at into central tube group 10 and more respectively
One end of the length direction of individual reverse osmosis membrane group 20, two end cap 30 is by one end of the length direction of multiple reverse osmosis membrane groups 20
Blocked, to cause the intake tunnel that is folded to form by each reverse osmosis membrane group 20 and by the adjacent structure of two reverse osmosis membranes group 20
Into production aquaporin it is completely isolated, while at least an end cap 30 connects with central tube in two end cap 30, in production aquaporin
Pure water is discharged, and an at least end cap 30 connects with multiple waste pipes 12 in two end cap 30, for the waste water row in multiple waste water tunnels
Remove.Above-mentioned spiral wound reverse-osmosis membrane element 100 is thus produced.
The utility model by by one end of each reverse osmosis membrane group 20 between the waste pipe 12 of DI 11 and one
Gap passes through rear doubling, and passes through adhesive waterproof tape in side of the reverse osmosis membrane group 20 away from central tube group 10 of arbitrary neighborhood two
After 40 bondings, by circumferential volume of multiple reverse osmosis membrane groups 20 along central tube group 10 to the outside of multiple waste pipes 12, then pass through
Two end cap 30 blocks the length direction of multiple reverse osmosis membrane groups 20, and an at least end cap 30 and DI in two end cap 30
11 connect, and an at least end cap 30 connects with multiple waste pipes 12 in two end cap 30.Compared to existing spiral wound reverse osmosis membrane
Three side gluings of any reverse osmosis membrane group 20 in adjacent two reverse osmosis membranes group 20 of element 100, in the utility model
Side gluing of any reverse osmosis membrane group 20 away from central tube group 10 only in adjacent two reverse osmosis membranes group 20, so
The consumption of raw material is not only saved, while also eliminates the time required for gluing, so as to simplify spiral wound reverse osmosis membrane
The gluing technique of element 100, and then the production efficiency of spiral wound reverse-osmosis membrane element 100 is improved, while also reduce spiral shell
Revolve the cost of coiled reverse osmosis membrane element 100.
In order to facilitate the setting of adhesive waterproof tape 40, the axis of the parallel central tube group 10 of the adhesive waterproof tape 40 is set.In reverse osmosis
When side of the permeable membrane piece group 20 away from central tube group 10 sets adhesive waterproof tape 40, it need to only come with reference to the side of reverse osmosis membrane group 20
Setting, to cause adhesive waterproof tape 40 and the axis of central tube group 10 almost parallel, thus on the one hand eliminate glue
With 40 positioning process, the time required for gluing is saved, is advantageous to improve the production of spiral wound reverse-osmosis membrane element 100
Efficiency.
Further, the adhesive waterproof tape 40 is from side of the reverse osmosis membrane group 20 away from central tube group 10 to close to central tube
Group 10 direction be extended, namely in adjacent two reverse osmosis membranes group 20 any reverse osmosis membrane group 20 away from central tube group
, only need to be from side of the reverse osmosis membrane group 20 away from central tube group 10 to close to central tube group 10 during 10 side Continuous pressing device for stereo-pattern 40
Direction Continuous pressing device for stereo-pattern 40, thus on the one hand eliminate the positioning process of adhesive tape 40, save required for gluing when
Between, be advantageous to improve the production efficiency of spiral wound reverse-osmosis membrane element 100；On the other hand, adhesive waterproof tape 40 is pasted on instead
Side of the diaphragm group 20 away from central tube group 10 is permeated, so allows for each reverse osmosis membrane in adjacent two reverse osmosis membranes group 20
The filter area of piece group 20 is maximum, takes full advantage of each reverse osmosis membrane group 20.
It should be noted that the width of the adhesive waterproof tape 40 can be set according to actual conditions, at this to adhesive waterproof tape
40 width does not do specific restriction.
Further, the adhesive waterproof tape 40 extends to the side vertical with the axis of central tube group 10 of reverse osmosis membrane group 20.
It is arranged such, is on the one hand easy to the setting of adhesive waterproof tape 40, i.e., the length set without the concern for adhesive waterproof tape 40, will need to only prevent
Width of the glue band 40 along reverse osmosis membrane group 20 is set；On the other hand, moreover it is possible to avoid because adhesive waterproof tape 40 is set
That puts is too short, and causes adhesive waterproof tape 40 in the axial projection of central tube group 10 and the sleeve 32 of end cap 30 in central tube group
10 axial projection does not contact or not overlapping, and then causes the production aquaporin of the spiral wound reverse-osmosis membrane element 100 with entering
The problem of aquaporin connects occurs.
It refer to Fig. 7 and Fig. 9, above-mentioned two end cap 30 is respectively provided with cover plate 31 and from the periphery of cover plate 31 along cover plate 31
Axially extending sleeve 32.One end of the length direction of central tube group 10 and multiple reverse osmosis membrane groups 20 is covered in end cap 30
When, the cover plate 31 of end cap 30 and the end abutment of multiple reverse osmosis membrane groups 20, the sleeve 32 of end cap 30 are sheathed on multiple reverse osmosis
The outside of permeable membrane piece group 20.
In an embodiment of the present utility model, cover plate 31 and the end of multiple reverse osmosis membrane groups 20 in each end cap 30
Glue is coated with the gluing face 311 of abutting, the gluing face 311 of each cover plate 31 passes through glue and the end of multiple reverse osmosis membrane groups 20
Portion's sealing bonding.I.e. before end cap 30 and the assembling of central tube group 10 and multiple reverse osmosis membrane groups 20, a certain amount of glue is dripped
Glue-line is formed on to the gluing face 311 of cover plate 31, end cap 30 is then covered at into central tube group 10 and multiple reverse osmosis membranes again
The end of group 20, now, gluing face 311 and the end abutment of multiple reverse osmosis membrane groups 20, and gluing face 311 and multiple reverse osmosis
Gap between permeable membrane piece group 20 is filled by glue, and when the glue solidifies, the end of multiple reverse osmosis membrane groups 20 is just by cover plate
31 cover, and are arranged such, and increase the filter area of multiple reverse osmosis membrane groups 20, and then are advantageous to improve the helical coil
The speed of the Pure-water Making of formula reverse-osmosis membrane element 100.
In addition, it is necessary to explanation, due to having a certain amount of glue on gluing face 311, when cover plate 31 is covered to multiple anti-
When permeating the end of diaphragm group 20, the glue on gluing face 311 can stick to the end of multiple reverse osmosis membrane groups 20, and glue meeting
Flow between the gap between adjacent two reverse osmosis membranes group 20, so when the glue solidifies, adjacent two reverse osmosis membrane 21
Side can be adhesively fixed by glue.
For convenience to the gluing of gluing face 311, Fig. 7 and Fig. 8 are refer to, above-mentioned gluing face 311 is convexly equipped with multiple in inside and outside
The annular muscle 312 being intervally arranged.The setting of multiple annular muscle 312, gluing face 311 is divided into multiple gluing regions, in gluing
When can respectively to gluing face 311 each gluing region carry out gluing.Because the area in each gluing region is than gluing face
311 area is small, thus facilitates the gluing amount in each gluing region of control, namely cause the glue thickness on gluing face 311
It is more uniform；Further, since the area in each gluing region is smaller than the area in gluing face 311, glue energy is so allowed for
It is enough to be paved with each gluing region faster, so as to improve gluing speed, and then be advantageous to improve spiral wound reverse-osmosis membrane element
100 production efficiency.
Further, in order to preferably control gluing amount, the height of above-mentioned each annular muscle 312 is disposed as 1~
2mm.Together enclose to set with gluing face 311 by each annular muscle 312 due to the gluing region on above-mentioned gluing face 311 and formed, by
It is that protrusion gluing face 311 is set in annular muscle 312, i.e., the height of annular muscle 312 determines the thickness of glue in gluing region
Degree.It can stop gluing when the glue thickness into gluing region gluing and gluing region reaches the height of annular muscle 312,
So it is easy to control gluing amount, avoids the glue dropped on gluing face 311 and excessively cause the wasting of resources.
Obviously, the end of above-mentioned multiple reverse osmosis membrane groups 20 can also be sealed using other modes, such as pass through end cap
30 sleeve 32 and the collective effect of central tube group 10, by multiple reverse osmosis membrane groups 20 between central tube group 10 and sleeve 32
End be tightened and sealed, so can equally play the effect for the end for sealing multiple reverse osmosis membrane groups 20.
It refer to Fig. 7 and Fig. 8, the end cap 30 in above-mentioned two end cap 30 is provided with pure water discharge pipe 33 and multiple waste water
Tap 34, and multiple waste water taps 34 are set around pure water discharge pipe 33.Central tube group 10 and more is covered in end cap 30
During individual 20 end of reverse osmosis membrane group, the pure water discharge pipe 33 of end cap 30 connects setting with DI 11, and each of end cap 30 gives up
Water tap 34 connects with a waste pipe 12, thus facilitates useless in the pure water and each waste pipe 12 in DI 11
Water is discharged.
Further, the gluing face 311 of the end cap 30 is convexly equipped with first and stretches into pipe 35 and stretched into around first between pipe 35
Pipe 36 is stretched into every multiple the second of setting, and first stretches into pipe 35 setting is connected with pure water discharge pipe 33, and every 1 second stretches into
Pipe 36 connects setting with a waste water tap 34.The end of central tube group 10 and multiple reverse osmosis membrane groups 20 is covered in end cap 30
During portion, the first of end cap 30 stretches into pipe 35 from being inserted in DI 11 the pure water outlet 111 of DI 11, and every one second
Pipe 36 is stretched into be inserted in waste pipe 12 from the waste water discharge opening 121 of waste pipe 12.So not only facilitate end cap 30 and DI
Positioning between 11 and multiple waste pipes 12, at the same also facilitate the pure water discharge pipe 33 on end cap 30 and DI 11 and
Each waste water tap 34 on end cap 30 connects with corresponding waste pipe 12, and then is easy to end cap 30 and DI 11 and more
The assembling of individual waste pipe 12.
It refer to Fig. 9, the gluing face 311 of the cover plate 31 of another end cap 30 is convexly equipped with above-mentioned two end cap 30 arranges in a ring
Multiple positioning convex 37.It is each fixed when the end cap 30 covers at the end of central tube group 10 and multiple reverse osmosis membrane groups 20
Position projection 37 is corresponding to be inserted in a waste pipe 12, is so achieved that the fast positioning of end cap 30 to central tube group 10 and multiple
The end of reverse osmosis membrane group 20, avoids end cap 30 and assembles the problem of not in place and occur.
The utility model also proposes a kind of anti-penetration water purifier, and the water purifier includes spiral wound reverse-osmosis membrane element, should
The concrete structure of spiral wound reverse-osmosis membrane element is with reference to above-described embodiment, because this water purifier employs above-mentioned all embodiments
Whole technical schemes, therefore all beneficial effects caused by the same technical scheme with above-described embodiment, herein no longer
Repeat one by one.
It should be noted that the technical scheme of each embodiment of the present utility model can be combined with each other, but must be
Basis can be implemented as with those skilled in the art, should when the combination appearance of technical scheme is conflicting or can not realize
People thinks that the combination of this technical scheme is not present, also not within the protection domain of the requires of the utility model.
Preferred embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model,
Every equivalent structure transformation made using the utility model specification and accompanying drawing content, or directly or indirectly it is used in other phases
The technical field of pass, similarly it is included in scope of patent protection of the present utility model.
Claims (10)
- A kind of 1. spiral wound reverse-osmosis membrane element, it is characterised in that including：Central tube group, the central tube group include DI and around the spaced multiple waste pipes of the DI；Multiple reverse osmosis membrane groups, each reverse osmosis membrane group is in its one end between the DI and a waste pipe Through rear doubling, outside latter circumferential volume to the multiple waste pipes with along the DI of each reverse osmosis membrane group doubling Side；Two end cap, one end of the length direction of the central tube group and the multiple reverse osmosis membrane group is covered at respectively, will The end of multiple reverse osmosis membrane groups is sealed, and an at least end cap connects with the central tube in two end caps, An at least end cap connects with multiple waste pipes in two end caps；Adjacent side of the two reverse osmosis membrane groups away from the central tube group is bonded by adhesive waterproof tape.
- 2. spiral wound reverse-osmosis membrane element as claimed in claim 1, it is characterised in that the adhesive waterproof tape it is parallel it is described in The axis of heart pipe group is set.
- 3. spiral wound reverse-osmosis membrane element as claimed in claim 2, it is characterised in that the adhesive waterproof tape is from the reverse osmosis Side of the permeable membrane piece group away from the central tube group is extended to the direction close to the central tube group.
- 4. spiral wound reverse-osmosis membrane element as claimed in claim 2, it is characterised in that the adhesive waterproof tape extends to described The reverse osmosis membrane group side vertical with the central tube group axis.
- 5. spiral wound reverse-osmosis membrane element as claimed in claim 1, it is characterised in that each end cap have cover plate, with And the axially extending sleeve from the periphery of the cover plate along the cover plate, the cover plate has and the multiple reverse osmosis membrane The gluing face of the end abutment of group, the gluing face are Nian Jie with the end part seal of the multiple reverse osmosis membrane group by glue.
- 6. spiral wound reverse-osmosis membrane element as claimed in claim 5, it is characterised in that the gluing face, which is convexly equipped with, multiple is in The annular muscle of internal and external partition arrangement.
- 7. spiral wound reverse-osmosis membrane element as claimed in claim 6, it is characterised in that the height of each annular muscle is 1 ~2mm.
- 8. spiral wound reverse-osmosis membrane element as claimed in claim 1, it is characterised in that each end cap have cover plate, with And the axially extending sleeve from the periphery of the cover plate along the cover plate, the sleeve are sheathed on the central tube group and multiple The outside of reverse osmosis membrane group, and the sleeve and the central tube group be together by the multiple reverse osmosis membrane group banding, with By the end part seal of the multiple reverse osmosis membrane group.
- 9. the spiral wound reverse-osmosis membrane element as described in claim 1-8 any one, it is characterised in that each reverse osmosis Permeable membrane piece group includes reverse osmosis membrane, water inlet flow-guiding screen and pure water flow-guiding screen, and the front of the reverse osmosis membrane is folded to form The intake tunnel, forms production aquaporin between the reverse side of adjacent two reverse osmosis membrane, and the water inlet flow-guiding screen is located at institute State in intake tunnel, the pure water flow-guiding screen is in the production aquaporin.
- 10. a kind of water purifier, it is characterised in that including the spiral wound counter-infiltration membrane element as described in any one of claim 1 to 9 Part.
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| CN201720331120.9U CN206837874U (en) | 2017-03-30 | 2017-03-30 | Spiral wound reverse-osmosis membrane element and water purifier |
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| CN201720331120.9U CN206837874U (en) | 2017-03-30 | 2017-03-30 | Spiral wound reverse-osmosis membrane element and water purifier |
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| CN206837874U true CN206837874U (en) | 2018-01-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108654392A (en) * | 2017-03-30 | 2018-10-16 | 佛山市顺德区美的饮水机制造有限公司 | Spiral wound reverse-osmosis membrane element and water purifier |
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2017
- 2017-03-30 CN CN201720331120.9U patent/CN206837874U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108654392A (en) * | 2017-03-30 | 2018-10-16 | 佛山市顺德区美的饮水机制造有限公司 | Spiral wound reverse-osmosis membrane element and water purifier |
| CN108654392B (en) * | 2017-03-30 | 2023-09-01 | 佛山市顺德区美的饮水机制造有限公司 | Spiral wound reverse osmosis membrane element and water purifier |
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