CN106925129A - With the lateral flow type reverse osmosis membrane filt of one-piece type formation stream - Google Patents
With the lateral flow type reverse osmosis membrane filt of one-piece type formation stream Download PDFInfo
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- CN106925129A CN106925129A CN201611255896.3A CN201611255896A CN106925129A CN 106925129 A CN106925129 A CN 106925129A CN 201611255896 A CN201611255896 A CN 201611255896A CN 106925129 A CN106925129 A CN 106925129A
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- reverse osmosis
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- 230000015572 biosynthetic process Effects 0.000 title claims abstract description 21
- 238000001223 reverse osmosis Methods 0.000 title claims description 66
- 239000012528 membrane Substances 0.000 title claims description 65
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 332
- 238000000746 purification Methods 0.000 claims abstract description 90
- 238000001764 infiltration Methods 0.000 claims abstract description 86
- 238000006243 chemical reaction Methods 0.000 claims description 25
- 238000000034 method Methods 0.000 claims description 13
- 238000005538 encapsulation Methods 0.000 claims description 10
- 210000002445 nipple Anatomy 0.000 claims description 10
- 230000008569 process Effects 0.000 claims description 10
- 238000004026 adhesive bonding Methods 0.000 claims description 4
- 230000002411 adverse Effects 0.000 claims description 3
- 238000005374 membrane filtration Methods 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 8
- 238000005192 partition Methods 0.000 description 7
- 230000008859 change Effects 0.000 description 6
- 210000002808 connective tissue Anatomy 0.000 description 6
- 238000004140 cleaning Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 230000003204 osmotic effect Effects 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000003643 water by type Substances 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 244000052616 bacterial pathogen Species 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 230000004941 influx Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
- B01D63/10—Spiral-wound membrane modules
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
- B01D61/025—Reverse osmosis; Hyperfiltration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
- B01D61/08—Apparatus therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
- B01D61/10—Accessories; Auxiliary operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
- B01D63/10—Spiral-wound membrane modules
- B01D63/101—Spiral winding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
- B01D63/10—Spiral-wound membrane modules
- B01D63/103—Details relating to membrane envelopes
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2311/00—Details relating to membrane separation process operations and control
- B01D2311/06—Specific process operations in the permeate stream
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2311/00—Details relating to membrane separation process operations and control
- B01D2311/08—Specific process operations in the concentrate stream
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2313/00—Details relating to membrane modules or apparatus
- B01D2313/04—Specific sealing means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2313/00—Details relating to membrane modules or apparatus
- B01D2313/08—Flow guidance means within the module or the apparatus
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2313/00—Details relating to membrane modules or apparatus
- B01D2313/14—Specific spacers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2315/00—Details relating to the membrane module operation
- B01D2315/12—Feed-and-bleed systems
Abstract
Lateral flow type RO filters with one-piece type formation stream of the invention, it is characterised in that including：Filter housings；RO filters；Mesotube；Stream changes guider.Wherein, above-mentioned raw water inflow entrance makes raw water be flowed into from outside, and above-mentioned condensed water outlet makes the condensed water flowed into from the counter-infiltration diaphragm of above-mentioned RO filters be expelled to outside, and above-mentioned water purification outlet makes the water purification flowed into by the outlet of above-mentioned mesotube be expelled to outside.
Description
Technical field
The present invention relates to a kind of sidepiece RO filters (Reverse osmosis filter) (referring to reverse osmosis membrane filt),
More particularly to a kind of the harmful foreign matter contained in the raw water such as running water that flows into is filtered by RO filters
And it is separated into water purification and condensed water and the lateral flow type RO filters with one-piece type formation stream discharged.
Background technology
For the RO filters of the prior art that Fig. 1 and Fig. 2 a are illustrated, many of film is around the mesotube 4 in center
With spiral wound wound spiral type module (spiral wound type module), reverse osmosis membrane filt 1 is in filter house
Raw water partition (spacer) 3 is set between part 2, and by these with spiral wound around mesotube 4, and outer peripheral face quilt
The adventitia (outer wrap) 5 of the formation such as non-woven fabrics around and maintain form.
The water purification filtered by the surface of filter element 2 in raw water by the inflow of above-mentioned raw water partition 3 is along mistake
Filter part 2 center movement, and by be formed at the through hole 6 of mesotube 4 and by be formed at mesotube 4 side it is net
Water export 7 is discharged.
By the condensed water for failing to be concentrated by the surface of filter element 2 in the raw water that above-mentioned raw water partition 3 is flowed into
Continued to move to by raw water partition 3, and discharged by the concentration water export 8 being formed at around mesotube 4.
Above-mentioned filter element 2 has following structure：Water purification partition 11 is provided between the first film 9 and the second film 10, from
And make gradually to pass through center to the side shifting of mesotube 4 along water purification partition 11 by the water purification of the first film 9 or the second film 10
The through hole 6 of pipe 4 is discharged.Now, a film in the film 10 of above-mentioned first film 9 and second is typically arranged to reverse osmosis membrane,
But the film of both sides can also be arranged to reverse osmosis membrane.Above-mentioned reverse osmotic pressure film filter 1 is by 0.0001 μm of counter-infiltration
Film is formed, for filtering such as lead, arsenic heavy metal and sodium and various germs etc..
As shown in Fig. 2 b, raw water and condensed water are not along counter-infiltration diaphragm (reverse osmosis membrane
Sheet length direction movement), but moved along the width of counter-infiltration diaphragm.In this way, raw water is relative to reverse osmosis membrane
Piece is mobile along transverse direction (width) so that the holdup time of the raw water contacted with the surface of counter-infiltration diaphragm can shorten.
Thus, compared with the raw water influx for being flowed into above-mentioned reverse osmotic pressure film filter 1 by above-mentioned raw water partition 3,
The purification water (generally 3: 1 discharged by above-mentioned water purification flow export 7 after being filtered by above-mentioned reverse osmotic pressure film filter 1
Ratio) it is relatively fewer, therefore there is the low-down shortcoming of Net water recoveries.
Patent application 10-2011-7006005 is disclosed " spirality reverse osmosis membrane ".
As shown in figure 3, above-mentioned spirality reverse osmosis membrane winds water purification film 11 in mesotube (central pipe) neighboring
Afterwards, using ring cover 600 seal reverse osmosis membrane 10 two ends, and make raw water by be formed at mesotube 400 neighboring and
Raw water inflow entrance 214 between ring cover 600 is flowed into.
Therefore, the water purification for carrying out clean water treatment by above-mentioned water purification film 11 is catchmented and is discharged in above-mentioned mesotube, and is wrapped
Include and fail to be discharged by concentrating water export by the condensed water of the foreign matter of above-mentioned water purification film 11, wherein above-mentioned condensed water outlet
Formed in the side in the injection water route corresponding to bending section.
Due to above-mentioned spirality reverse osmosis membrane so that raw water is by being formed at 2 raw waters at the two ends of above-mentioned reverse osmosis membrane 10
The mode that inflow entrance 214 is flowed into sets the inflow direction of raw water, so that using the structure according to above-mentioned reverse osmosis membrane 10
The private filter housing of design.Therefore there are problems that reducing the productive of manufacture filter housings.
Also, above-mentioned spirality reverse osmosis membrane form above-mentioned raw water inflow entrance 214 at the two ends of above-mentioned reverse osmosis membrane 10 and
Formed by scattered structure, therefore there is a problem of bias current during the raw water above-mentioned reverse osmosis membrane 10 of inflow.
The content of the invention
The technical problem to be solved in the present invention
The invention reside in above-mentioned technical problem is solved, its object is to provide, make raw water to the reverse osmosis membrane of RO filters
In the way that the length direction of piece passes through, the foreign matter to containing in raw water filtered and can improve water purification efficiency with one
Type forms the lateral flow type RO filters of stream.
It is another object of the present invention to provide using the opening portion for being installed on filter housings and being formed with raw water stream
The stream conversion guider of entrance, water purification outlet and condensed water outlet, simplification is connected to the hose coupling of filter housings
The lateral flow type RO filters with one-piece type formation stream of structure.
A further object of the present invention is, there is provided a kind of private filter housing that need not be used for RO filters with
The one-piece type lateral flow type RO filters for forming stream.
A further object of the present invention is to provide, and passes through the raw water for being flowed into filter housings by raw water inflow entrance
The face wide of RO filter lateral edges unidirectionally flows into such that it is able to improve the side with one-piece type formation stream of the output of water purification
Streaming RO filters.
Technical scheme
In order to reach the above-mentioned and other purpose of the present invention, according to one embodiment of present invention, there is provided one kind extension stream
The lateral flow type RO filters of body movable passageway, it is characterised in that including：Mesotube, along the radial direction shape of above-mentioned mesotube
Into have make by clean water treatment water purification flow into through hole, and above-mentioned mesotube one end be blocked；Counter-infiltration diaphragm, its
With spiral wound in above-mentioned mesotube outside so that the raw water flowed into by the outboard end of above-mentioned counter-infiltration diaphragm is along longitudinal direction
It is mobile and by clean water treatment, and make to be moved to the inside of above-mentioned mesotube by above-mentioned through hole by the water purification of clean water treatment,
And so that the lateral surface for being connected on above-mentioned mesotube is moved to by the condensed water of above-mentioned counter-infiltration membrane filtration and the row for being formed
Portal；Filling sieve, its center for being arranged at above-mentioned counter-infiltration diaphragm, the shifting of the raw water for ensuring to be flowed into by above-mentioned outboard end
Dynamic passage.
In order to reach the above-mentioned and other purpose of the present invention, according to one embodiment of present invention, there is provided a kind of with one
Type forms the lateral flow type RO filters of stream, it is characterised in that including：Filter housings, its housing opened by upper end and under
End connector is connected to the lid composition that the opening portion of above-mentioned housing and upper and lower side are opened；RO filters, are located at above-mentioned filter in it
Housing, and flowed into from side to extend through the outboard end of the counter-infiltration diaphragm wound with roll-type (roll type)
The holdup time of raw water, raw water is moved to the length direction of above-mentioned reverse osmosis membrane piece, pass through so as to above-mentioned raw water be separated into
Above-mentioned counter-infiltration diaphragm and by the water purification of clean water treatment and the condensed water for failing to be trapped by above-mentioned counter-infiltration diaphragm；Center
Pipe, its center for being formed at above-mentioned RO filters, and will by after above-mentioned counter-infiltration diaphragm clean water treatment by along radius side
Catchmented in inside to the water purification of the through hole for being formed；Stream conversion guider, its opening portion for being installed on above-mentioned filter housings,
And it is made up of raw water inflow entrance, condensed water outlet and water purification outlet, wherein, above-mentioned raw water inflow entrance makes raw water from outside
Flow into, above-mentioned condensed water outlet makes the condensed water flowed into from the counter-infiltration diaphragm of above-mentioned RO filters be expelled to outside, above-mentioned
Water purification outlet makes the water purification flowed into by the outlet of above-mentioned mesotube be expelled to outside.
Beneficial effect
According to embodiments of the invention as constructed as above, with advantages below：
Make length direction from the raw waters such as running water to the counter-infiltration diaphragm of RO filters move way in, to containing in raw water
Foreign matter filtered to improve water purification output, and then cleaning water can be improved.
Also, need not be using the private filter housing of the structure design according to RO filters, therefore, it is possible to improve system
Make the productivity ratio of filter housings.
Also, using the opening portion for being installed on filter housings and it is formed with raw water inflow entrance, water purification outlet and concentration
The stream conversion guider of water outlet, simplification is connected to the hose coupling structure of filter housings such that it is able to improve work
Rate.
Also, the raw water of filter housings is flowed into by the face wide of RO filter lateral edges by raw water inflow entrance
It is unidirectional to flow into such that it is able to improve the output of water purification, and then improve the efficiency for the treatment of water purification.
Brief description of the drawings
Fig. 1, Fig. 2 a to Fig. 2 b and Fig. 3 are the schematic diagrames of the RO filters according to prior art.
Fig. 4 a to Fig. 4 e are the lateral flow type RO filters with one-piece type formation stream according to an embodiment of the invention
Schematic diagram.
Fig. 5 is the schematic diagram of the adventitia (outer wrap) of RO filters according to an embodiment of the invention.
Fig. 6 is the signal of the lateral flow type RO filters with one-piece type formation stream according to another embodiment of the invention
Figure.
Fig. 7 is the signal of the lateral flow type RO filters with one-piece type formation stream according to still another embodiment of the invention
Figure.
Specific embodiment
Hereinafter, the side with one-piece type formation stream by referring to accompanying drawing detailed description according to a preferred embodiment of the invention
Streaming RO filters.
Fig. 4 a and Fig. 4 b are the lateral flow type RO filters with one-piece type formation stream according to an embodiment of the invention
Schematic diagram, Fig. 4 c are the plans of above-mentioned RO filters, and Fig. 4 d are the upward views of above-mentioned RO filters, and Fig. 4 e are for illustrating
The figure that fluid movable passageway is extended.
Reference picture 4a to Fig. 4 e, the lateral flow type RO mistakes with one-piece type formation stream according to still another embodiment of the invention
Filter has：
Mesotube 56, the through hole 55 for making to flow into by the water purification of clean water treatment is formed with along its radial direction, and
Its one end is blocked；
Counter-infiltration diaphragm 53, it is with spiral wound in the outside of above-mentioned mesotube 56 so that by above-mentioned reverse osmosis membrane
The raw water that the outboard end of piece 53 is flowed into, by clean water treatment, and makes the water purification by clean water treatment by upper along vertically moving
The inside that through hole 55 is moved to above-mentioned mesotube 56 is stated, and causes that the condensed water filtered by above-mentioned counter-infiltration diaphragm 53 is moved
The tap 65 formed to the lateral surface for being connected on above-mentioned mesotube 56；
Filling sieve (feed screen) (not shown), its center for being arranged at above-mentioned counter-infiltration diaphragm 53 (refers to handle shape
Piece and piece between), the movable passageway of the raw water for ensuring to be flowed into by above-mentioned outboard end.
One end of above-mentioned RO filters 54 is by encapsulation process, and position of the other end in addition to above-mentioned tap 65 is close
Envelope treatment, and by 53 pairs, above-mentioned counter-infiltration diaphragm by above-mentioned outboard end to side flow into and along the raw water for vertically moving
Clean water treatment is carried out, and makes to be moved to above-mentioned mesotube 56 by the water purification of clean water treatment, and caused by above-mentioned reverse osmosis membrane
The condensed water of the filtering of piece 53 is moved to above-mentioned tap 65.
Reference picture 4a to Fig. 4 e, the lateral flow type RO filters with one-piece type formation stream according to an embodiment of the invention
(filter housings are with one-touch formation) has：
Filter housings 52, its housing 50 opened by upper end and lower end be incorporated into the opening portion of above-mentioned housing 50 and up and down
Open lid 51 is held to constitute；
RO filters 54, are located at above-mentioned filter housings 52 in it, and in order to extending through what is wound with roll-type
The outboard end of counter-infiltration diaphragm 53 (referring to diaphragm (membrane sheet)) and from side flow into raw water holdup time and carry
Cleaning water high, makes raw water be moved to the length direction of above-mentioned reverse osmosis membrane piece 53, so as to raw water is separated into by above-mentioned anti-
Permeate the micropore of diaphragm 53 and dense with fail to be trapped by the above-mentioned micropore of counter-infiltration diaphragm 53 by the water purification of clean water treatment
Shrink (referring to waste water)；
Mesotube 56, its center for being configured at above-mentioned RO filters 54, and will be by the above-mentioned water purification of counter-infiltration diaphragm 53
Catchmented in inside by the water purification of the through hole 55 being formed through along radial direction after reason；
Stream change guider 60, its opening portion for being installed on above-mentioned filter housings 52, and by raw water inflow entrance 57,
Condensed water outlet 58, water purification outlet 59 are constituted, wherein above-mentioned raw water inflow entrance makes to be moved to from the outside raw water for flowing into
The outboard end of counter-infiltration diaphragm 53 of RO filters 54 is stated, above-mentioned condensed water outlet causes the counter-infiltration from above-mentioned RO filters 54
The condensed water that diaphragm 53 is flowed into is expelled to outside, and above-mentioned water purification outlet is caused by the net of the outlet inflow of above-mentioned mesotube 56
Water is expelled to outside.
In the stream conversion guider 60 of Fig. 4 a to Fig. 4 e, raw water inflow entrance 57 is formed at stream conversion guider 60
Center, condensed water outlet 58 is formed at the outside of above-mentioned raw water inflow entrance 57, and water purification outlet 59 is formed at above-mentioned raw water stream
Between entrance 57 and condensed water outlet 58.It is raw water inflow entrance 57 in stream conversion guider, dense however, in the present invention
The arrangement of shrink outlet 58 and water purification outlet 59 is not limited to this, and uses after being appropriately deformed as needed.
There can be connector (connector) 61, the connector connects going out for above-mentioned mesotube 56 in the way of connecting
Mouth and above-mentioned stream change the water purification outlet 59 of guider 60, and the water purification in above-mentioned mesotube 56 is moved to above-mentioned stream
Change the water purification outlet 59 of guider 60 in road.
There can be the neighboring of O-ring 62, its upper-outer circumference for being respectively arranged in above-mentioned connector 61 and bottom, and
For preventing the condensed water from the discharge of above-mentioned counter-infiltration diaphragm 53 to be mutually mixed with the water purification discharged from above-mentioned mesotube 56.
Although illustrating not in the drawings, in order to prevent being flowed into filter housings 52 by above-mentioned raw water inflow entrance 57
Raw water counter-infiltration diaphragm 53 is fed directly to by the lower end of above-mentioned RO filters 54, it is possible to use conventional adhesive bonding
The lower end of above-mentioned RO filters 54 carries out encapsulation process.
There can be lower bracket (lower holder) 63, it is with the side of the lower end of the above-mentioned RO filters 54 of encapsulation process
Formula is formed, and the raw water for preventing from being flowed into filter housings 52 by above-mentioned raw water inflow entrance 57 passes through above-mentioned RO filters 54
Lower end and be fed directly to counter-infiltration diaphragm 53.Above-mentioned lower bracket 63 firmly fixes coiled reverse osmosis membrane piece 53, so that
Can also prevent with the time for using, deformation occurs in the shape of piece.
Lower bracket can also be set used as following method：In the lower end of above-mentioned RO filters 54 or in above-mentioned bottom branch
After frame 63 applies adhesive with the contact surface of filter, combine above-mentioned RO filters 54 and above-mentioned lower bracket 63.
Although illustrating not in the drawings, in order to prevent the counter-infiltration diaphragm 53 from above-mentioned RO filters 54 by discharge
The condensed water adverse current of the discharge of hole 65 to the upper end of above-mentioned reverse osmosis membrane piece 53, using the conventional above-mentioned RO filters of adhesive bonding
The upper end of 54 counter-infiltration diaphragm 53 come carry out encapsulation process (counter-infiltration diaphragm 53 of the bonding in addition to tap 65 it is upper
End).
There can be upper bracket (upper holder) 64, it is with the reverse osmosis membrane of the above-mentioned RO filters 54 of encapsulation process
The mode of the upper end of piece 53 is formed, and the condensed water adverse current for preventing the counter-infiltration diaphragm 53 from above-mentioned RO filters 54 from discharging is supreme
State the upper end of counter-infiltration diaphragm 53.Above-mentioned upper bracket 64 firmly fixes coiled reverse osmosis membrane piece 53, so as to can also prevent
With the time for using, there is deformation in the shape of piece.
Upper bracket can also be set used as following method：In the upper end of above-mentioned RO filters 54 or in above-mentioned top branch
After frame 64 applies adhesive with the contact surface of filter, combine above-mentioned RO filters 54 and above-mentioned upper bracket 64.
Can have a tap 65, the inner rim of its neighboring for being formed at above-mentioned mesotube 56 and upper bracket 64 it
Between, the condensed water for discharging the counter-infiltration diaphragm 53 from above-mentioned RO filters 54 is moved to above-mentioned stream conversion guider 60
Condensed water outlet 58.
Raw water is set (not indicate accompanying drawing by the water inlet that the outboard end of the counter-infiltration diaphragm 53 of above-mentioned RO filters 54 is flowed into
Mark) with the size scope of above-mentioned tap 65 it is 1: 0.5~3.0.
When the size of above-mentioned tap 65 is less than the 1/2 of water inlet size, by the counter-infiltration diaphragm of RO filters 54
The flowing velocity of 53 raw water can be reduced, therefore can be in the surface accumulation of foreign matter of above-mentioned counter-infiltration diaphragm 53, consequently, it is possible to interference is former
The flowing of water.
In contrast, when the size of above-mentioned tap 65 is more than 3 times of water inlet size, it is anti-that raw water to be contacted
The surface area for permeating diaphragm 53 can reduce, and the holdup time of the raw water in above-mentioned RO filters 54 can shorten, so that can
Cleaning water can be reduced.
Can have O-ring 66, its neighboring for being arranged at above-mentioned upper bracket 64, for preventing from above-mentioned reverse osmosis membrane
The condensed water of the discharge of piece 53 is mutually mixed with the raw water for being flowed into filter housings 52 by above-mentioned raw water inflow entrance 57.
Raw water to being flowed into above-mentioned filter housings 52 from outside carries out clean water treatment and is separated into water purification and condensed water
And the structure of the RO filters 54 discharged is substantially the same with the structure of the RO filters 1 of the prior art of diagram in Fig. 1, because
This omits the explanation to these structures.
The outer peripheral face of the RO filters 54 being wound with spirality in the outside of above-mentioned mesotube 56 could be formed with adventitia
(not shown).The effect of adventitia is fixed when being and manufacturing RO filters 54 in the way of the form for preventing from being wound is loosened.
As shown in Fig. 5, raw water ostium 67 is could be formed with the adventitia 66 of above-mentioned RO filters.Can't be particularly limited to form raw water
The method of ostium, and will not also be particularly limited to the form and number of raw water ostium.Adventitia has been formed uniformly on the whole
During punching, raw water can be made to be flowed into flow velocity faster, so that with the effect for preventing waste product accumulation.
Hereinafter, the side with one-piece type formation stream according to an embodiment of the invention is described in detail by referring to accompanying drawing
The use example of streaming RO filters.
As shown in Fig. 4 a to Fig. 4 e, after raw water inflow entrance 57 of the raw water from outside by above-mentioned stream conversion guider 60,
Above-mentioned mistake is flowed into by the raw water movable passageway between the inner rim of above-mentioned housing 50 and the neighboring of counter-infiltration diaphragm 53
When in filter shell 52, raw water is flowed into RO filters by the outboard end of the counter-infiltration diaphragm 53 formed with roller (roll) formula
54 side (with the moving direction of arrows raw water in accompanying drawing).
Now, can be prevented to above-mentioned mistake in the lower bracket 63 of the lower end of above-mentioned RO filters 54 using encapsulation process
The raw water of the lower section movement inside filter shell 52 is fed directly to the counter-infiltration diaphragm 53 of RO filters 54.
It is flowed into the outer of the counter-infiltration diaphragm 53 that the raw water of above-mentioned filter housings 52 passes through the side of roll-type RO filters 54
Side and after flowing into, it is mobile to length direction (referring to the longitudinal direction of counter-infiltration diaphragm 53) along above-mentioned counter-infiltration diaphragm 53.
Along the micropore that above-mentioned counter-infiltration diaphragm 53 passes through above-mentioned counter-infiltration diaphragm 53 to the raw water that length direction is moved, because
And catchmented in internal water purification movable passageway by the through hole 55 of above-mentioned mesotube 56 by the water purification of clean water treatment.
With reference to the accompanying drawings, the water purification of the water purification movable passageway catchmented inside above-mentioned mesotube 56, after being moved upward, passes through
It is incorporated into the connector 61 of the outlet of mesotube 56, and the water purification outlet 59 of guider 60 from mistake is changed by above-mentioned stream
Filter shell 52 is discharged.
In contrast, the condensed water being trapped by the micropore of above-mentioned counter-infiltration diaphragm 53 is failed, along above-mentioned reverse osmosis
After permeable membrane piece 53 is to length direction (longitudinal direction of counter-infiltration diaphragm 53) movement, by close in the upper end of above-mentioned counter-infiltration diaphragm 53
The tap 65 formed between the inner rim of upper bracket 64 for the treatment of and the neighboring of connector 61 is sealed to discharge.
The condensed water discharged from the counter-infiltration diaphragm 53 of above-mentioned RO filters 54 by above-mentioned tap 65, by above-mentioned stream
The condensed water outlet 58 of road conversion guider 60 is discharged from above-mentioned filter housings 52.
Now, using the upper end of the counter-infiltration diaphragm 53 in above-mentioned RO filters 54 by the upper bracket 64 of encapsulation process,
Prevent from being moved to the concentration that above-mentioned stream changes the condensed water outlet 58 of guider 60 after being discharged from above-mentioned counter-infiltration diaphragm 53
Water is countercurrently flowed into the counter-infiltration diaphragm 53 of above-mentioned RO filters 54.
Using the O-ring 66 of the upper-outer circumference for being arranged at above-mentioned upper bracket 64, prevent from flowing into above-mentioned RO filters
The raw water that the mode of 54 counter-infiltration diaphragm 53 is flowed into above-mentioned filter housings 52 is filtered with by above-mentioned tap 65 from RO
The condensed water of the discharge of counter-infiltration diaphragm 53 of device 54 is mutually mixed.
Also, using the upper-outer circumference and lower outer periphery that are installed on above-mentioned connector 61 and seal above-mentioned mesotube 56
And the O-ring 62 in the gap between the water purification inflow entrance of stream conversion guider 60, can prevent water purification and condensed water from mutually mixing
Close, wherein above-mentioned water purification is moved to above-mentioned stream conversion by being incorporated into the above-mentioned connector 61 of the outlet of above-mentioned mesotube 56
The water purification outlet 59 of guider 60, and above-mentioned condensed water is moved to above-mentioned stream conversion guider from above-mentioned counter-infiltration diaphragm 53
60 condensed water outlet 58.
Reference picture 6, the lateral flow type RO filters with one-piece type formation stream in accordance with another embodiment of the present invention have：
Filter housings 52, its opened by upper end and lower end be formed with nipple (nipple) shape condensed water outlet 58 housing and
Lower end is connected to the opening portion of above-mentioned housing 50 and the lid 51 of upper and lower side opening is constituted；
RO filters 54, in it in above-mentioned filter housings 52, and in order to extend through the reverse osmosis wound with roll-type
The holdup time of the outboard end of permeable membrane piece 53 and the raw water from side inflow, make raw water to the length side of above-mentioned reverse osmosis membrane piece 53
To movement, so as to by above-mentioned raw water be separated into by above-mentioned counter-infiltration diaphragm 53 by the water purification of clean water treatment with fail by upper
The condensed water stated counter-infiltration diaphragm 53 and be trapped；
Mesotube 56, its center for being formed at above-mentioned RO filters 54, and will be by the above-mentioned water purification of counter-infiltration diaphragm 53
Catchmented in inside by the water purification of the through hole 55 formed along radial direction after reason；
Stream conversion guider 60, its opening portion for being installed on above-mentioned filter housings 52, and by water purification outlet 59
Constituted with raw water inflow entrance 57, wherein above-mentioned water purification outlet causes that the water purification flowed into by the outlet of above-mentioned mesotube 56 is discharged
To outside, above-mentioned raw water inflow entrance makes raw water be flowed into from outside.
In the stream conversion guider 60 of Fig. 6, water purification outlet 59 is formed at the center that stream changes guider 60, and
And raw water inflow entrance 57 is formed at the outside of above-mentioned water purification outlet 59.However, in the present invention, in stream conversion guider
The arrangement of raw water inflow entrance 57 and water purification outlet 59 is not limited to this, and uses after being appropriately deformed as needed.
Now, except being formed at the nipple shape condensed water outlet 58 of the lower end of above-mentioned housing 50 and being formed with above-mentioned raw water
Structure and the RO filters of Fig. 4 a, Fig. 4 b diagram outside the stream conversion guider 60 of inflow entrance 57 and water purification outlet 59
Structure is identical, therefore omits the explanation to these structures, and the structure for repeating is indicated with identical reference.
The lateral flow type RO with one-piece type formation stream according to another embodiment of the invention of Fig. 7 diagrams filters utensil
Have：Filter housings 52, it is opened by upper end and lower end is formed with the housing 50 of nipple shape water purification outlet 59 and lower end connects
The lid 51 that the opening portion and upper and lower side for being connected to above-mentioned housing 50 open is constituted；
RO filters 54, in it in above-mentioned filter housings 52, and in order to extend through the reverse osmosis wound with roll-type
The holdup time of the outboard end of permeable membrane piece 53 and the raw water from side inflow, make raw water to the length side of above-mentioned reverse osmosis membrane piece 53
To movement, so as to by above-mentioned raw water be separated into by above-mentioned counter-infiltration diaphragm 53 by the water purification of clean water treatment with fail by upper
The condensed water stated counter-infiltration diaphragm 53 and be trapped；
Mesotube 56, its center for being formed at above-mentioned RO filters 54, and will be by the above-mentioned water purification of counter-infiltration diaphragm 53
Catchmented in inside by the water purification of the through hole 55 formed along radial direction after reason；
Stream conversion guider 60, its opening portion for being installed on above-mentioned filter housings 52, and by condensed water outlet 58
Constituted with raw water inflow entrance 57, wherein above-mentioned condensed water outlet causes that the condensed water discharged by above-mentioned RO filters 54 is discharged
To outside, above-mentioned raw water inflow entrance causes that raw water is flowed into from outside.
In the stream conversion guider 60 of Fig. 7, condensed water outlet 58 is formed at the center that stream changes guider 60,
And raw water inflow entrance 57 is formed at the outside of above-mentioned condensed water outlet 58.However, in the present invention, stream conversion guider
Interior raw water inflow entrance 57 and the arrangement of condensed water outlet 58 are not limited to this, and after being appropriately deformed as needed
Use.
Now, except being formed at the nipple shape water purification outlet 59 of the lower end of above-mentioned housing 50 and being formed with above-mentioned raw water stream
Structure and the RO filters of Fig. 4 a, Fig. 4 b diagram outside the stream conversion guider 60 of entrance 57 and condensed water outlet 58
Structure is identical, therefore omits the explanation to these structures, and the structure for repeating is indicated with identical reference.
Although illustrating not in the drawings, the lateral flow type RO filters with one-piece type formation stream of the invention can be with
Multiple combination arrangement raw water inflow entrance, water purification outlet and condensed water outlet.For example, nipple can be formed in housing lower end
Shape raw water inflow entrance, and the stream conversion guider of water purification outlet and condensed water outlet will be formed be arranged in housing
Opening portion.
As described above, embodiments in accordance with the present invention, make to change the raw water inflow entrance 57 of guider 60 by above-mentioned stream
And the raw water of the inside of filter housings 52 is flowed into, by the outside of the counter-infiltration diaphragm 53 of the above-mentioned RO filters 54 of roll-type
Hold and flowed into side, and cause that raw water is moved to the length direction of the above-mentioned counter-infiltration diaphragm 53 with handle form, utilize
The harmful foreign matter contained in the filtering raw water of counter-infiltration diaphragm 53, so as to extend the movable passageway of raw water.
Carry out clean water treatment to raw water and produce the cleaning water of water purification (in contrast, in Fig. 2 a extremely therefore, it is possible to improve
In the structure of the RO filters 1 in the prior art illustrated in Fig. 2 b, the upper and lower side of the filter element 2 formed with roll-type is opened, and is made
Raw water is obtained along width (transverse direction of the filter element 2) movement of filter element 2 by clean water treatment, hence in so that raw water is moved
Dynamic raw water movable passageway is relative to shorten so that carries out clean water treatment to raw water and produces the cleaning water of water purification to reduce).
Also, using the opening portion for being installed on filter housings and it is formed with raw water inflow entrance, water purification outlet and concentration
The stream conversion guider of water outlet, simplification is connected to the hose coupling structure of filter housings, so as to improve workability.
Also, raw water will not flow directly into the top and bottom of above-mentioned RO filters 54, but raw water passes through reverse osmosis membrane
The outboard end of piece is flowed into, therefore is not needed to use with according to RO filters as the filter housings 52 for housing RO filters 54
Structure and form the private filter housing that the mode of the inflow direction of raw water is designed.Therefore, it is possible to improve the above-mentioned mistake of manufacture
The production rate of filter shell 52.
And it is possible to the position of raw water inflow entrance, water purification outlet and condensed water outlet is arranged in many ways, and
Unidirectional nipple structure or the filter housings of two-way nipple structure can be used, it is thus possible to change structure easily so that suitable
Together in the form and setting place of the machine for setting RO filters.
Although in the present invention, being illustrated with reference to preferred embodiment, those skilled in the technology concerned
Can understand in the range of no more than the thought of the invention described in the above and field, can in a variety of forms to this hair
It is bright to modify and change.
Claims (12)
1. a kind of with the one-piece type lateral flow type reverse osmosis membrane filt for forming stream, it is characterised in that including：
Filter housings, its housing opened by upper end and lower end connector is connected to the opening portion of the housing and upper and lower side is opened
The lid put is constituted；
Reverse osmosis membrane filt, is located at the filter housings in it, and in order to extend through the counter-infiltration wound with roll-type
The holdup time of the outboard end of diaphragm and the raw water from side inflow, raw water is set to be moved along the length direction of the counter-infiltration diaphragm
It is dynamic, so as to by the raw water be separated into by the counter-infiltration diaphragm by the water purification of clean water treatment with fail by the reverse osmosis
Permeable membrane piece and the condensed water that is trapped；
Mesotube, its center for being formed at the reverse osmosis membrane filt, and can be by by the counter-infiltration diaphragm water purification
Catchmented in inside by the water purification of the through hole formed along radial direction after reason；
Stream changes guider, its opening portion for being installed on the filter housings, and is discharged by raw water inflow entrance, condensed water
Mouth and water purification outlet are constituted, wherein, the raw water inflow entrance makes raw water be flowed into from outside, and the condensed water outlet makes from institute
State the condensed water that the counter-infiltration diaphragm of reverse osmosis membrane filt flows into and be expelled to outside, the water purification outlet makes by described
The water purification that the outlet of centre pipe is flowed into is expelled to outside.
2. according to claim 1 with the one-piece type lateral flow type reverse osmosis membrane filt for forming stream, it is characterised in that
Connector is formed with, the water purification of its outlet that the mesotube is connected in the way of connecting and stream conversion guider
Outlet, and the water purification in the mesotube is moved to the water purification outlet that the stream changes guider.
3. according to claim 1 with the one-piece type lateral flow type reverse osmosis membrane filt for forming stream, it is characterised in that
O-ring is formed with, its upper-outer circumference and lower outer periphery for being respectively arranged in the connector, for preventing from described
The condensed water of counter-infiltration diaphragm discharge is mutually mixed with the water purification discharged from the mesotube.
4. according to claim 5 with the one-piece type lateral flow type reverse osmosis membrane filt for forming stream, it is characterised in that
In order to prevent the raw water for being flowed into the filter housings by the raw water inflow entrance from passing through the reverse osmosis membrane filtration
The lower end of device is fed directly to counter-infiltration diaphragm, is sealed using the lower end of reverse osmosis membrane filt described in adhesive bonding
Treatment.
5. according to claim 1 with the one-piece type lateral flow type reverse osmosis membrane filt for forming stream, it is characterised in that
Lower bracket is formed with, it is formed in the way of the lower end of reverse osmosis membrane filt described in encapsulation process, for preventing from leading to
Cross the raw water inflow entrance and be flowed into the raw water of the filter housings and directly flowed by the lower end of the reverse osmosis membrane filt
Enter to the counter-infiltration diaphragm.
6. according to claim 1 with the one-piece type lateral flow type reverse osmosis membrane filt for forming stream, it is characterised in that
In order to prevent the condensed water adverse current discharged by tap from the counter-infiltration diaphragm of the reverse osmosis membrane filt to
The upper end of the counter-infiltration diaphragm, it is anti-in addition to the tap of the reverse osmosis membrane filt using adhesive bonding
The upper end of diaphragm is permeated to carry out encapsulation process.
7. according to claim 1 with the one-piece type lateral flow type reverse osmosis membrane filt for forming stream, it is characterised in that
Be formed with upper bracket, it is formed in the way of the upper end of reverse osmosis membrane filt described in encapsulation process, for prevent from
The condensed water of the reverse osmosis membrane filt piece discharge is countercurrently to the upper end of the counter-infiltration diaphragm.
8. according to claim 7 with the one-piece type lateral flow type reverse osmosis membrane filt for forming stream, it is characterised in that
With tap, it is formed between the inner rim of the neighboring of the mesotube and the upper bracket, for make from
The condensed water of the counter-infiltration diaphragm discharge of the reverse osmosis membrane filt is moved to the condensed water row of the stream conversion guider
Outlet.
9. according to claim 7 with the one-piece type lateral flow type reverse osmosis membrane filt for forming stream, it is characterised in that
O-ring is formed with, its neighboring for being arranged at the upper bracket, for preventing from the dense of counter-infiltration diaphragm discharge
Shrink is mutually mixed with the raw water for being flowed into filter housings by the raw water inflow entrance.
10. according to claim 8 with the one-piece type lateral flow type reverse osmosis membrane filt for forming stream, it is characterised in that
The water inlet and the tap for flowing into the outboard end of the counter-infiltration diaphragm that raw water passes through the reverse osmosis membrane filt
Size scope be 1:0.5~3.0.
A kind of 11. lateral flow type reverse osmosis membrane filts with one-piece type formation stream, it is characterised in that including：
Filter housings, it is opened by upper end and lower end is formed with the housing of nipple shape condensed water outlet and lower end is connected to
The lid that the opening portion of the housing and upper and lower side are opened is constituted；
Reverse osmosis membrane filt, is located at the filter housings in it, and in order to extend through the reverse osmosis membrane wound with roll-type
The holdup time of the outboard end of piece and the raw water from side inflow, raw water is set to be moved to the length direction of the counter-infiltration diaphragm,
So as to by the raw water be separated into by the counter-infiltration diaphragm by the water purification of clean water treatment with fail by the counter-infiltration
Diaphragm and the condensed water that is trapped；
Mesotube, its center for being formed at the reverse osmosis membrane filt, and will be by the counter-infiltration diaphragm clean water treatment after
Catchmented in inside by the water purification of the through hole formed along radial direction；
Stream changes guider, its opening portion for being installed on the filter housings, and is flowed into by water purification outlet and raw water
Mouth is constituted, wherein, the water purification outlet causes that the water purification flowed into by the outlet of the mesotube is expelled to outside, the original
Flow inlet makes raw water be flowed into from outside.
A kind of 12. lateral flow type reverse osmosis membrane filts with one-piece type formation stream, it is characterised in that including：
Filter housings, it is opened by upper end and lower end is formed with housing and lower the end connector company of nipple shape water purification outlet
It is connected to the lid composition that the housing and upper and lower side are opened；
Reverse osmosis membrane filt, is located at the filter housings in it, and in order to extend the counter-infiltration diaphragm wound with roll-type
The holdup time of outboard end and the raw water from side inflow, raw water is set to be moved to the length direction of the counter-infiltration diaphragm, so that
By the raw water be separated into by the counter-infiltration diaphragm by the water purification of clean water treatment with fail by the counter-infiltration diaphragm
And the condensed water being trapped；
Mesotube, its center for being formed at the reverse osmosis membrane filt, and will be by the counter-infiltration diaphragm clean water treatment after
Catchmented in inside by the water purification of the through hole formed along radial direction；
Stream conversion guider, its opening portion for being installed on the filter housings, and by condensed water outlet and raw water stream
Entrance is constituted, wherein, it is outer that the condensed water outlet causes that the condensed water discharged by the reverse osmosis membrane filt is expelled to
Portion, the raw water inflow entrance makes raw water be flowed into from outside.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2015-0188913 | 2015-12-29 | ||
| KR20150188913 | 2015-12-29 | ||
| KR20160026122 | 2016-03-04 | ||
| KR10-2016-0026122 | 2016-03-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106925129A true CN106925129A (en) | 2017-07-07 |
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ID=59224813
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611255896.3A Pending CN106925129A (en) | 2015-12-29 | 2016-12-29 | With the lateral flow type reverse osmosis membrane filt of one-piece type formation stream |
| CN201621476870.7U Active CN206381852U (en) | 2015-12-29 | 2016-12-29 | With the lateral flow type reverse osmosis membrane filt of one-piece type formation stream |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201621476870.7U Active CN206381852U (en) | 2015-12-29 | 2016-12-29 | With the lateral flow type reverse osmosis membrane filt of one-piece type formation stream |
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| Country | Link |
|---|---|
| KR (1) | KR102643478B1 (en) |
| CN (2) | CN106925129A (en) |
| WO (1) | WO2017115986A1 (en) |
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| CN108314143A (en) * | 2018-04-13 | 2018-07-24 | 哈尔滨斯特莱茵环境科技有限公司 | A kind of water process putamina combination unit |
| CN109384282A (en) * | 2017-08-09 | 2019-02-26 | 九阳股份有限公司 | A kind of reverse osmosis element kit |
| CN115888395A (en) * | 2022-08-31 | 2023-04-04 | 广东领尚净水科技有限公司 | Water purification waterway system and filter element structure |
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| WO2017115986A1 (en) * | 2015-12-29 | 2017-07-06 | 주식회사 피코그램 | Side stream-type ro filter having integrally formed flow channel |
| CN107185408A (en) * | 2017-07-25 | 2017-09-22 | 佛山市顺德区盈沣泰环保科技有限公司 | A kind of its components |
| US20210023504A1 (en) * | 2017-08-21 | 2021-01-28 | A. O. Smith Corporation | Membrane element and filter cartridge |
| KR102117956B1 (en) * | 2017-10-12 | 2020-06-02 | 코웨이 주식회사 | Reverse osmosis filtering modlue and reverse osmosis filter having the same |
| DE102018107596A1 (en) * | 2018-03-29 | 2019-10-02 | Bwt Ag | Apparatus and method for treating drinking water |
| CN208757314U (en) * | 2018-05-22 | 2019-04-19 | 深圳安吉尔饮水产业集团有限公司 | Full effect reverse-osmosis membrane element and water purification machine |
| CN109569304A (en) * | 2019-01-21 | 2019-04-05 | 深圳安吉尔饮水产业集团有限公司 | A kind of reverse-osmosis membrane element and its sealing shroud |
| CN110496536A (en) * | 2019-09-17 | 2019-11-26 | 广东韦博科技有限公司 | Filter assemblies and the filter cartridge construction for applying it |
| CN114011246B (en) * | 2021-10-29 | 2024-04-02 | 浙江沁园水处理科技有限公司 | Sidestream membrane filter element assembly |
| CN116835718B (en) * | 2023-08-02 | 2024-04-05 | 江苏久智环境科技服务有限公司 | Water filter for irrigation system |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN206381852U (en) | 2017-08-08 |
| KR20180089381A (en) | 2018-08-08 |
| KR102643478B1 (en) | 2024-03-06 |
| WO2017115986A1 (en) | 2017-07-06 |
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