CN106823807A - Reverse osmosis membrane filter element component and the water purifier with reverse osmosis membrane filter element component - Google Patents
Reverse osmosis membrane filter element component and the water purifier with reverse osmosis membrane filter element component Download PDFInfo
- Publication number
- CN106823807A CN106823807A CN201710022440.0A CN201710022440A CN106823807A CN 106823807 A CN106823807 A CN 106823807A CN 201710022440 A CN201710022440 A CN 201710022440A CN 106823807 A CN106823807 A CN 106823807A
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- Prior art keywords
- water
- filter element
- reverse osmosis
- osmosis membrane
- membrane filter
- Prior art date
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 156
- 239000012528 membrane Substances 0.000 title claims abstract description 43
- 238000001223 reverse osmosis Methods 0.000 title claims abstract description 40
- 238000001764 infiltration Methods 0.000 claims abstract description 13
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 4
- 238000005374 membrane filtration Methods 0.000 claims description 2
- 239000003651 drinking water Substances 0.000 abstract description 6
- 235000020188 drinking water Nutrition 0.000 abstract description 6
- 230000036541 health Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 9
- 238000002955 isolation Methods 0.000 description 5
- 239000012466 permeate Substances 0.000 description 5
- 230000004907 flux Effects 0.000 description 3
- 230000008595 infiltration Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 244000273618 Sphenoclea zeylanica Species 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000005802 health problem Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003204 osmotic effect Effects 0.000 description 1
- 238000011045 prefiltration Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002904 solvent 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
-
- 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
-
- 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
- B01D2313/00—Details relating to membrane modules or apparatus
- B01D2313/18—Specific valves
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Nanotechnology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The present invention relates to a kind of purifier, disclose a kind of reverse osmosis membrane filter element component and the water purifier with reverse osmosis membrane filter element component, wherein reverse osmosis membrane filter element component includes filter element shell (11), central tube (12) and the counter-infiltration diaphragm (13) around central tube (12) arrangement are provided with filter element shell (11), the water-stop sheet (123) that central tube (12) is separated into upper pipe (121) and down tube (122) is provided with central tube (12), down tube (122) tube wall is provided with gully-hole (124), being provided with down tube (122) and positioned at gully-hole (124) lower section can block down tube (122) and direction top-down check valve (14).The present invention in the central tube (12) in reverse osmosis membrane filter element by setting check valve (14), reverse osmosis membrane is effectively solved to close for a long time, initial water outlet TDS exceeded purifier, can enable water outlet TDS meet arm's length standard requirement, it is ensured that user's drinking-water health.
Description
Technical field
The present invention relates to a kind of purifier, more particularly to a kind of reverse osmosis membrane filter element component and with counter-infiltration membrane filtration
The water purifier of core assembly.
Background technology
With the continuous improvement of people's lives quality, Environmental security causes the highest attention of the common people with health problem.By
People is there is the impurity and solvent being no good for health in domestic water in the flaw of pollution of waterhead and water system, lead
Causing safe drinking water turns into one of subject matter of current people's most attention.
The use of water purifier provides the solution route of safe drinking water problem for people, wherein big flux and making fresh and alive is drunk
Water will turn into water purification industry main flow.And presently commercially available no pressure water storage tub reverse osmosis water purification machine, cancel pressure water storage barrel,
(TDS is more than or equal to 50) appearance, is primarily present following reason the problems such as water outlet TDS has exceeded first after long-time is shut down：
(1) water TDS during prefiltration before diaphragm also can be more higher, so that shortly past water also TDS value meeting of filter itself
It is appropriate more higher.
(2) water treatment facilities of the prior art does not exist the control element of remaining water segregation in central tube and putamina,
Originally the water in raw water or concentrated water side can permeate to the pure water end of diaphragm, and the TDS solutes high of diaphragm concentrated water side can also permeate therewith
To pure water side, cause pure water end TDS higher, and the pure water end of diaphragm connects with pure water mouthful, the TDS at the pure water end of entrance diaphragm is molten
Matter constantly can permeate along pure water mouthful to the outlet extreme direction of pure water mouthful, and because the concentration value at the pure water end of diaphragm is consistently lower than
The concentration value at the concentrated water end of diaphragm, so that concentrated water side TDS solutes constantly can permeate to the pure water end of diaphragm, entrance diaphragm
The TDS solutes at pure water end can raise the pure water TDS for having completed to filter originally in water purifier.
Solution present in currently available technology be catchment hole site increase uniaxial pressure elastic component, but due to
On the one hand very low through the pure water pressure force failure of excess pressure output, another aspect pressure distribution is catchmented hole position in multiple, from
And can there is a problem of that pressure is lowly difficult to open compressive resilience part, causes film flux depression larger.Simultaneously by current skill
Art, and cannot in batches put into and normally use, and lose his original application value.
The content of the invention
Present invention problem initial water outlet TDS exceeded after being closed for a long time for reverse osmosis membrane in the prior art, there is provided
A kind of reverse osmosis membrane filter element component and the water purifier with reverse osmosis membrane filter element component.
In order to solve the above-mentioned technical problem, the present invention is addressed by following technical proposals：
Water purifier with reverse osmosis membrane filter element component, including reverse osmosis membrane filter element component.
Preferably, the water inlet of described reverse osmosis membrane filter element component is connected with raw water water inlet pipe, raw water water inlet pipe
Preposition filter core and booster pump are sequentially provided with from the mouth of pipe, be also associated with described reverse osmosis membrane filter element component pure water outlet pipe and
Concentrated water outlet pipe.
Reverse osmosis membrane filter element component, including filter element shell, are provided with central tube and around the anti-of central tube arrangement in filter element shell
Infiltration diaphragm, is provided with the water-stop sheet that central tube is separated into top tube and down tube in central tube, lower tube wall is provided with gully-hole, under
Being provided with pipe and positioned at gully-hole lower section can block the top-down check valve of down tube and direction.By in central tube and
The lower section of gully-hole sets the check valve for blocking central tube, so as to avoid in the prior art because of pressure caused by gully-hole dispersion
Disperse and be difficult to open the problem of compressive resilience part, subtract membrane flux, increase effective pure water flow.
Preferably, the quantity of gully-hole is 1-20, the quantity of gully-hole can actually set according to actual needs, such as
The specification of reverse osmosis membrane filter element, need to be felt by the water quality of filter water, water-carrying capacity etc., and conventional arrangement is 1-20, be may be alternatively provided as
30 more.
Preferably, check valve includes being fixed on check-valve body on lower tube wall, it is provided with check-valve body from upper
And under be sequentially provided with sealing-plug, spring and have the valve seat with water hole, sealing-plug can be formed with check-valve body inwall and sealed,
One end of spring is resisted against on sealing-plug, and the other end is resisted against on valve seat, and in confined state.
Preferably, valve seat includes with upper end cover and inside is the base of cavity, base is provided with cross section in cross
The first boss of shape, offers four water holes connected with chassis interior, four water holes and first boss institute on upper end cover
The sunk part for constructing is corresponded.The design of valve seat on the one hand ensure that current can abundant flow, while its design
Into upper end using water hole, the internal up-small and down-big form for being designed to tubular, a pressurization can be played, so that water
Stream can more quickly flow out, while the blocking feelings that the debris that can be prevented effectively from condensed water are piled up and caused at valve seat
Condition.
Preferably, being provided with draining bar in down tube and positioned at check valve top.By setting draining bar in central tube
To reduce the pure water water that can be just being permeated in central tube as far as possible so that even if user gets when being fetched water after water purifier shutdown
Fully can be neutralized by pure water during the part water, so as to take the initial TDS values of water after effectively reducing shutdown.
Preferably, water-stop sheet middle part is provided with second boss, draining bar top is provided with the draw-in groove being fastened in second boss.
Fixation to draining bar is realized by second boss, simultaneously because the second boss is arranged on the middle part of water-stop sheet, thus can be with
The centre position in central tube so that draining bar is tried one's best, makes draining bar not influence pure water to be imported from gully-hole pure in central tube
Water-carrying capacity.
Preferably, draining bar bottom is provided with downwardly open stopper slot, central tube tube wall is provided with and coordinates with stopper slot
Position-limitting pin.Be also provided with stopper slot in draining bar lower end, realize fixing up and down to draining bar, it is ensured that draining bar position it is steady
It is qualitative.
Preferably, draining bar bottom and the multiple salient points being evenly arranged around draining bar are provided with positioned at draining bar outer wall,
Gap is left between salient point and center inside pipe wall.Multiple salient points are uniformly arranged by draining bar outer wall, draining bar is may be such that
Position is placed in the middle in central tube, it is ensured that the balance of each gully-hole water-carrying capacity on central tube, the quantity of salient point can be as needed
Set, generally 3-4.
Preferably, upper pipe top is raw water inlet, upper tube side wall is provided with the mouth of a river excessively connected with counter-infiltration diaphragm,
Lower bottom of the tube is pure water delivery port.
The present invention as a result of above technical scheme, with significant technique effect：
The present invention solves reverse osmosis membrane and closes for a long time by setting check valve in the central tube of reverse osmosis membrane filter element, effectively
Close, initial water outlet TDS exceeded purifier, water outlet TDS can be enable to meet arm's length standard requirement, it is ensured that user's drinking-water health.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of the present invention 1.
Fig. 2 is the structural representation of center tube section in Fig. 1.
Fig. 3 is the enlarged drawing of part A in Fig. 2.
Fig. 4 is the enlarged drawing of part B in Fig. 2.
Fig. 5 is the structural representation of valve seat in Fig. 2.
Fig. 6 is the structural representation of the embodiment of the present invention 6.
The toponym that each number designation is referred in accompanying drawing is as follows：1-reverse osmosis membrane filter element component, the water inlet of 2-raw water
Pipe, 3-preposition filter core, 4-booster pump, 5-pure water outlet pipe, 6-concentrated water outlet pipe, 11-filter element shell, 12-central tube,
13-counter-infiltration diaphragm, 14-check valve, 15-draining bar, 121-upper pipe, 122-down tube, 123-water-stop sheet, 124-collection
Water hole, 125-position-limitting pin, 126-cross the mouth of a river, 127-second boss, 141-check-valve body, 142-sealing-plug,
143-spring, 144-water hole, 145-valve seat, 146-upper end cover, 147-base, 148-first boss, 151-card
Groove, 152-stopper slot, 153-salient point.
Specific embodiment
The present invention is described in further detail with embodiment below in conjunction with the accompanying drawings.
Embodiment 1
Reverse osmosis membrane filter element component, as Figure 1-Figure 5, including filter element shell 11, it is provided with central tube in filter element shell 11
12 and the counter-infiltration diaphragm 13 around the arrangement of central tube 12, it is provided with central tube 12 and central tube 12 is separated into upper pipe 121 and down tube
122 water-stop sheet 123, the tube wall of down tube 122 is provided with gully-hole 124, down tube 122 and is provided with energy positioned at the lower section of gully-hole 124
Enough block the top-down check valve 14 of down tube 122 and direction.The top of upper pipe 121 is raw water inlet, is set on the side wall of upper pipe 121
There is what is connected with counter-infiltration diaphragm 13 to cross the mouth of a river 126, the bottom of down tube 122 is pure water delivery port.
Check valve 14 includes the check-valve body 141 being fixed on the tube wall of down tube 122, is provided with check-valve body 141 certainly
Sealing-plug 142, spring 143 being sequentially provided with above and having the valve seat 145 with water hole 144, sealing-plug 142 can be with check valve
The inwall of housing 141 forms sealing, and one end of spring 143 is resisted against on sealing-plug 142, and the other end is resisted against on valve seat 145, and place
In confined state.Valve seat 145 includes with upper end cover 146 and inside is the base 147 of cavity, and base 147 is provided with transversal
Face is in criss-cross first boss 148, and four water holes 144 connected with the inside of base 147, four are offered on upper end cover 146
Individual water hole 144 is corresponded with the sunk part that first boss 148 is constructed.
Because each number of pure water gully-hole 124 is more in the present embodiment, there are 10 gully-holes 124 in the present embodiment, individually
Isolation seal is done due to the aspects such as pressure dissipation, it is impossible to reach the effect of isolating seal.Thus using in gully-hole
124 lower sections set the check valve 14 for playing one-way sealing effect, realize unified isolation, effectively solve the problems, such as pressure dissipation, reach
Isolating seal effect.The pure water that positive infiltration can occur before check valve 14 is by the pure water after filtering and film can keep apart
The process of pure water side and the pressure release of concentrated water side can be realized at the end of pure water processed by the architectural feature of the check valve 14 simultaneously, make its bullet
The pressure balance at the two ends of spring 143, it is as far as possible small to ensure the positive penetration in pure water side, and reduction is just blending reverse osmosis penetration effect, then has
Effect reduces the TDS values of this part water that can be just being permeated in central tube 12.
Draining bar 15 is provided with down tube 122 and positioned at the top of check valve 14.Draining bar 15 in the present embodiment is middle part
Hollow, two ends are provided with the hollow stem of water fender, using this kind of hollow stem, when fully excluding the shutdown of the internal cause water manufacturing system of central tube 12
Closed pure water, while the weight of draining bar 15 can also be reduced, reduces production cost.Due to water of the part in central tube 12
Upper part in check valve 14, thus it is after water manufacturing system shutdown, still can be by the TDS values of residual in counter-infiltration diaphragm 13
The water of upper section just permeates, so that the TDS values of the water of the part are raised, thus draining bar is set in the central tube 12
15, to reduce the part water as far as possible so that even if user gets the part water when being fetched water after water purifier shutdown, due to its amount
It is smaller, thus can also be neutralized by pure water, simultaneously because the part water is smaller, thus it is when just being permeated, the part solution
Easy saturation, causes the portion of pure water to be permeated for a long time, also reduces final taking-up water to a certain extent with respect to Laishui
TDS values so that the final TDS values of first glass of water of taking-up are smaller, it is ensured that drinking-water health.
The middle part of water-stop sheet 123 is provided with second boss 127, and the top of draining bar 15 is provided with the card being fastened in second boss 127
Groove 151.The bottom of draining bar 15 is provided with downwardly open stopper slot 152, and the tube wall of central tube 12 is provided with and the cooperation of stopper slot 152
Position-limitting pin 125, draw-in groove 151 and stopper slot 152 are respectively provided with by draining bar 15 up and down, are realized to the position of draining bar 15
Limitation, second boss 127 is arranged on the middle part of water-stop sheet 123, while during position-limitting pin 125 is also disposed in central tube 12 relatively
The middle position of the shaft core of heart pipe 12, while the bottom of draining bar 15 and being provided with uniform around draining bar 15 positioned at the outer wall of draining bar 15
Multiple salient points 153 of arrangement, leave gap between salient point 153 and the inwall of central tube 12, just there is double limitation the lower end of draining bar 15,
To enable draining bar 15 in central tube 12 in center such that it is able to further improve draining bar 15 and be in center
The stability in the centre position of pipe 12.Draining bar 15 is coaxially set with central tube 12 in the present embodiment, so as to ensure not influence pure
The pure water flow that water is imported in central tube 12 from gully-hole 124.
Assume that TDS values 40 are safety standard TDS values in the present embodiment, must to be fulfilled for following positive osmotic equilibrium logical for pure water after film
Formula：
(VM·TM+VZ·TZ+VIt is pure·TIt is pure)/(VM+VZ+VIt is pure) b%<40
Wherein b%=(VM+VZ)/(VZ+VM+VIt is pure+VBrand-new pure water)
In formula：VM--- residual pure water volume in film；
TM--- residual pure water TDS values in film；
VZ--- pure water volume is not isolated from central tube；
TZ--- pure water TDS values are not isolated from central tube；
VIt is pure--- the outer pure water volume of isolation；
TIt is pure--- the outer pure water TDS values of isolation；
VBrand-new pure water--- the volume of freshly prepared pure water.
Rearmounted partial volume must is fulfilled for relation above, works as VMAnd VZWhen sufficiently small, then can accomplish that water outlet TDS becomes relative
Less state.Residual pure water V in filmMWhen constant, pure water volume V is not isolated from central tube 12ZMust be as far as possible small.
When membrane module normally water processed, the interior sealing plug 142 of check valve 14 is produced under the effect of water water pressure pushing in pure water, in opening
State is opened, pure water can be flowed into by the gap between sealing-plug 142 and check-valve body 141, through the base 147 of check valve 14
On water hole 144 flow to pure water water outlet end outflow.When membrane module stops water processed, because check valve 14 is in spring 143
Under effect, in air-tight state, so that after being filtered after the water that can be just being permeated before check valve 14 and check valve 14
Pure water is kept apart, while pressure balance reduces before and after in the effect of the internal drainage of central tube 12 and by making sealing-plug 142
On the premise of positive infiltration, may be such that as far as possible few pure water is in isolation.It is most of former when needing to be rinsed filter core
Water is rinsed by film outer surface to film outer surface, is taken away surface impurity and is flowed away from concentrated water end, as concentrated water, when membrane module stops
Only during water processed, if now machine pure water tap is in opening, portion of pure water outflow is also had, to cause to remain in central tube
The not segregate water energy in part in 12 enough flows out, to reduce initial TDS values problem bigger than normal during water intaking.
Embodiment 2
With embodiment 1, except that, the bottom of draining bar 15 is not provided with stopper slot 152, is not also set on the tube wall of central tube 12
Position-limitting pin 125 is put, but is provided with what is be evenly arranged around draining bar 15 in the bottom of draining bar 15 and on the outer wall of draining bar 15
Multiple salient points 153, gap is left between salient point 153 and the inwall of central tube 12.
Embodiment 3
With embodiment 1, except that, the bottom of draining bar 15 is provided with downwardly open stopper slot 152, the tube wall of central tube 12
The position-limitting pin 125 coordinated with stopper slot 152 is provided with, salient point 153 is not provided with the outer wall of draining bar 15.
Embodiment 4
With embodiment 1, except that, the quantity of gully-hole 124 is 20.
Embodiment 5
With embodiment 1, except that draining bar 15 is solid hopkinson bar, the exclusion internal cause system of central tube 12 to greatest extent is played
Water system pure water closed when shutting down.
Embodiment 6
Water purifier with reverse osmosis membrane filter element component, as shown in fig. 6, including in embodiment 1-6 any one embodiment
Reverse osmosis membrane filter element component 1.The water inlet of reverse osmosis membrane filter element component 1, that is, the raw water on the top of central tube 12 is intake
Raw water water inlet pipe 2 is connected with mouthful, raw water water inlet pipe 2 is sequentially provided with preposition filter core 3 and booster pump 4 from the mouth of pipe, and described is anti-
Pure water outlet pipe 5 and concentrated water outlet pipe 6 are also associated with permeable membrane element kit 1, wherein pure water outlet pipe 5 is low with central tube 12
The pure water delivery port connection at end, concentrated water outlet pipe 6 and the chamber where counter-infiltration diaphragm 13.
In the present embodiment be mainly including clear water tanks water purifier without tub water purifier, its reverse osmosis membrane filter element component
1 pure water for leaching directly is used in the case of without the mixing of clear water tanks or Pressured water tank, thus from water process
As long as device outflow pure water slightly it is undesirable will direct reaction out.By the water purification using this cleaning system
Machine, can at any time allow water outlet TDS to meet arm's length standard requirement, it is ensured that client really is able to drink the drinking water of normal reliable.
In a word, presently preferred embodiments of the present invention, all equalizations made according to scope of the present invention patent be the foregoing is only
Change and modification, should all belong to the covering scope of patent of the present invention.
Claims (9)
1. in reverse osmosis membrane filter element component, including filter element shell (11), filter element shell (11) central tube (12) is provided with and around center
The counter-infiltration diaphragm (13) of pipe (12) arrangement, it is characterised in that：It is provided with central tube (12) and central tube (12) is separated into upper pipe
(121) and down tube (122) water-stop sheet (123), down tube (122) tube wall is provided with gully-hole (124), in down tube (122) and position
Being provided with gully-hole (124) lower section can block down tube (122) and direction top-down check valve (14), gully-hole (124)
Quantity be 1-20.
2. reverse osmosis membrane filter element component according to claim 1, it is characterised in that：Check valve (14) is including being fixed on down tube
(122) it is provided with check-valve body (141) on tube wall, check-valve body (141) and is sequentially provided with sealing-plug from top to bottom
(142), spring (143) and there is the valve seat (145) with water hole (144), sealing-plug (142) can be with check-valve body (141)
Inwall forms sealing, and one end of spring (143) is resisted against on sealing-plug (142), and the other end is resisted against on valve seat (145), and place
In confined state.
3. reverse osmosis membrane filter element component according to claim 2, it is characterised in that：Valve seat (145) is including with upper end cover
(146) and it is internal be the base (147) of cavity, base (147) is provided with cross section in criss-cross first boss (148), on
Four water holes (144) connected with base (147) inside are offered on end cap (146), four water holes (144) are convex with first
The sunk part that platform (148) is constructed is corresponded.
4. reverse osmosis membrane filter element component according to claim 1, it is characterised in that：In down tube (122) and positioned at check valve
(14) top is provided with draining bar (15).
5. reverse osmosis membrane filter element component according to claim 4, it is characterised in that：Water-stop sheet (123) middle part is provided with second
Boss (127), draining bar (15) top is provided with the draw-in groove (151) being fastened in second boss (127).
6. reverse osmosis membrane filter element component according to claim 5, it is characterised in that：Draining bar (15) bottom is provided with opens downwards
The stopper slot (152) of mouth, central tube (12) tube wall is provided with the position-limitting pin (125) coordinated with stopper slot (152).
7. reverse osmosis membrane filter element component according to claim 5, it is characterised in that：Draining bar (15) bottom and positioned at draining
Bar (15) outer wall is provided with the multiple salient points (153) being evenly arranged around draining bar (15), salient point (153) and central tube (12) inwall
Between leave gap.
8. the water purifier with reverse osmosis membrane filter element component, including the reverse osmosis membrane filter element component (1) described in claim 1-7.
9. the water purifier with reverse osmosis membrane filter element component according to claim 8, it is characterised in that：Described counter-infiltration
The water inlet of membrane filtration core assembly (1) is connected with raw water water inlet pipe (2), and raw water water inlet pipe (2) is sequentially provided with preposition from the mouth of pipe
Filter core (3) and booster pump (4), pure water outlet pipe (5) and concentrated water water outlet are also associated with described reverse osmosis membrane filter element component (1)
Pipe (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710022440.0A CN106823807B (en) | 2017-01-12 | 2017-01-12 | Reverse osmosis membrane filter element assembly and water purifier with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710022440.0A CN106823807B (en) | 2017-01-12 | 2017-01-12 | Reverse osmosis membrane filter element assembly and water purifier with same |
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| CN106823807A true CN106823807A (en) | 2017-06-13 |
| CN106823807B CN106823807B (en) | 2020-01-03 |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108310977A (en) * | 2018-04-04 | 2018-07-24 | 上海开能环保设备股份有限公司 | Reverse osmosis membrane sealing device and water purifier comprising it |
| CN108355495A (en) * | 2018-04-19 | 2018-08-03 | 深圳市美迪宝实业有限公司 | RO membrane filters with regulating valve |
| CN110280139A (en) * | 2019-08-02 | 2019-09-27 | 珠海格力电器股份有限公司 | Water purification assembly and water purifier |
| CN110508149A (en) * | 2019-09-20 | 2019-11-29 | 珠海格力电器股份有限公司 | Reverse osmosis membrane filter element, water purifier and method for balancing pressure |
| CN111039356A (en) * | 2019-12-30 | 2020-04-21 | 浙江艾波特环保科技股份有限公司 | RO membrane filter core subassembly |
| CN111135721A (en) * | 2019-09-17 | 2020-05-12 | 广东韦博科技有限公司 | Novel filter assembly with side water outlet and filter element structure using novel filter assembly |
| CN111773927A (en) * | 2020-07-02 | 2020-10-16 | 深圳市龙浩科技有限公司 | A new type of net flow membrane |
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| CN110508149A (en) * | 2019-09-20 | 2019-11-29 | 珠海格力电器股份有限公司 | Reverse osmosis membrane filter element, water purifier and method for balancing pressure |
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| CN113307404A (en) * | 2021-06-01 | 2021-08-27 | 佛山市顺德区阿波罗环保器材有限公司 | Filtering component and water purifying equipment with same |
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| CN116099364A (en) * | 2023-03-16 | 2023-05-12 | 山东膜源水净化科技股份有限公司 | Reverse osmosis membrane filtering component |
| CN116099364B (en) * | 2023-03-16 | 2024-06-14 | 山东膜源水净化科技股份有限公司 | Reverse osmosis membrane filtering component |
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