CN219652754U - Reverse osmosis membrane of water purifier - Google Patents
Reverse osmosis membrane of water purifier Download PDFInfo
- Publication number
- CN219652754U CN219652754U CN202320906443.1U CN202320906443U CN219652754U CN 219652754 U CN219652754 U CN 219652754U CN 202320906443 U CN202320906443 U CN 202320906443U CN 219652754 U CN219652754 U CN 219652754U
- Authority
- CN
- China
- Prior art keywords
- filter membrane
- membrane
- reverse osmosis
- shell
- water purifier
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000012528 membrane Substances 0.000 title claims abstract description 86
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 40
- 238000001223 reverse osmosis Methods 0.000 title claims abstract description 28
- 238000003825 pressing Methods 0.000 claims description 10
- 230000007246 mechanism Effects 0.000 claims description 8
- 230000000087 stabilizing effect Effects 0.000 claims description 8
- 239000004745 nonwoven fabric Substances 0.000 claims description 4
- 229920002492 poly(sulfone) Polymers 0.000 claims description 4
- 238000011033 desalting Methods 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 5
- 238000001914 filtration Methods 0.000 abstract description 4
- 238000007789 sealing Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 238000010612 desalination reaction Methods 0.000 description 2
- -1 diaphragm Substances 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003204 osmotic effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/131—Reverse-osmosis
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model discloses a reverse osmosis membrane of a water purifier, which relates to the technical field of water purifiers and comprises a central tube, wherein a filter membrane is fixedly connected to the outer side wall of the central tube, the filter membrane is wound on the outer side wall of the central tube, the outer side wall of the filter membrane is sleeved with a shell, two ends of the shell are connected with end covers in a threaded manner, a fixing screw rod is penetrated in a sealing manner through the outer side wall of the shell, one end of the fixing screw rod is connected to the outer side wall of the central tube in a threaded manner, a sliding hole matched with the fixing screw rod is formed in the outer side wall of the filter membrane, the filter membrane is penetrated through the sliding hole of the filter membrane in a threaded manner and is further fixed through the fixing screw rod, the filter membrane is prevented from shaking after water in the shell passes through, and the problem that the filter membrane component can be loosened and gaps are generated after the water flow in the traditional reverse osmosis membrane is solved, and the water flow filtering effect is reduced is led.
Description
Technical Field
The utility model relates to the technical field of water purifiers, in particular to a reverse osmosis membrane of a water purifier.
Background
The reverse osmosis water purifier is a device for water treatment by utilizing the reverse osmosis principle, namely, the reverse osmosis is a process of separating water molecules from solutes from a water body by taking pressure higher than osmotic pressure as driving force and passing through a selective membrane only through water but not through the selective permeability of the solutes;
the reverse osmosis water purifier is generally divided into a split water purifier and an integrated water purifier, wherein the split water purifier has large occupied area, the water storage barrel is separated from the machine body, and the integrated water storage barrel is connected with the machine body for combination, so that the occupied area is small;
the service life of the reverse osmosis membrane in the reverse osmosis water purifier is approximately two to five years, and the reverse osmosis membrane needs to be replaced after the service life of the reverse osmosis membrane is up to the limit, but the existing reverse osmosis membrane is as disclosed in the publication No.: the utility model provides a roll-type reverse osmosis membrane element of CN101838033B, although can filter through the reverse osmosis membrane piece, but inside filter membrane subassembly only places in the casing, and then after inside water flow passes through, filter membrane subassembly can produce and rock, and then produces not hard up and clearance, leads to rivers filter effect to reduce, in order to solve above-mentioned problem, provides the reverse osmosis membrane of a water purifier now.
Disclosure of Invention
The utility model aims to provide a reverse osmosis membrane of a water purifier, which solves the problems that in the prior art, after the internal water flow of the existing reverse osmosis membrane passes, a filter membrane assembly can shake, looseness and gaps are generated, and the water flow filtering effect is reduced.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a reverse osmosis membrane of water purifier, including the center tube, the lateral wall fixedly connected with filter membrane of center tube, the filter membrane rolling is on the lateral wall of center tube, the lateral wall of filter membrane has cup jointed the shell, the both ends threaded connection of shell has the end cover, the lateral wall of shell is sealed to be run through there is the fixing screw, the one end threaded connection of fixing screw is on the lateral wall of center tube, the slide hole that matches with the fixing screw has been seted up to the lateral wall of filter membrane, the slide hole that runs through the filter membrane through the fixing screw, threaded connection is on the center tube, and then through the fixed filter membrane of fixing screw, prevent that the filter membrane from producing and rocking after the water flow passes in the shell.
As a preferable technical scheme of the utility model, the outer side wall of the central tube is provided with a through hole which is convenient for liquid to pass through, and water flow is convenient for water to pass through the central tube through the through hole of the central tube.
As a preferable technical scheme of the utility model, one end of the end cover is provided with a stabilizing mechanism for fixing the filter membrane, the stabilizing mechanism comprises a pressing frame and a plurality of elastic pieces, one ends of the elastic pieces are fixedly connected to one end of the end cover, the pressing frame is fixedly connected to the other end of the elastic piece, and the filter membrane is further stabilized through the stabilizing mechanism.
As a preferable technical scheme of the utility model, the filter membrane comprises a membrane net, a screen, a membrane, a non-woven fabric, a polysulfone layer and a desalting layer, and a plurality of different functions can be achieved by mutually attaching a plurality of layers of sheet membranes with different functions.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the fixing screw penetrates through the sliding hole of the filter membrane and is in threaded connection with the central tube, so that the filter membrane is fixed through the fixing screw, the filter membrane is prevented from shaking after water flows in the shell pass, and the problems that the filter membrane assembly can shake after the water flows in the shell pass, looseness and gaps are generated and the water flow filtering effect is reduced are solved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a reverse osmosis membrane according to an embodiment of the present utility model;
FIG. 2 is a schematic diagram of an explosion structure of a reverse osmosis membrane according to an embodiment of the present utility model;
FIG. 3 is an enlarged view of FIG. 2A in accordance with an embodiment of the present utility model;
FIG. 4 is a schematic diagram of a filter membrane structure according to an embodiment of the present utility model;
fig. 5 is a schematic view of a central tube structure according to an embodiment of the present utility model.
In the figure: 1. a central tube; 11. a through hole; 2. a filter membrane; 21. a slide hole; 3. a housing; 4. an end cap; 5. a fixed screw; 6. a stabilizing mechanism; 61. a pressing frame; 62. an elastic member.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
Referring to fig. 1 to 5, the present embodiment provides a reverse osmosis membrane of a water purifier, which includes a central tube 1.
Specifically, the lateral wall of center tube 1 is provided with filter membrane 2, and one side fixed connection of filter membrane 2 is on the lateral wall of center tube 1, and filter membrane 2 rolling is on the lateral wall of center tube 1, and shell 3 has been cup jointed to the lateral wall of filter membrane 2, can accomodate center tube 1 and filter membrane 2 through shell 3, and shell 3 is provided with tubular structure, and the both ends fixedly connected with end cover 4 of shell 3.
Wherein, filter membrane 2 includes membrane net, screen cloth, diaphragm, non-woven fabrics, polysulfone layer, desalination layer, and polysulfone layer and desalination layer are the separating layer, have the effect of functional modification, and membrane net, screen cloth, diaphragm, non-woven fabrics are the separating layer, separate a plurality of separating layers, and rivers can filter, separate after getting into shell 3 inner contact filter membrane 2 through the one end of shell 3.
Through holes 11 are formed in the outer side wall of the central tube 1, the number of the through holes 11 is preferably multiple, and water flow filtered through the filter membrane 2 can enter the central tube 1 through the through holes 11 and be discharged from one end of the central tube 1.
The end caps 4 are preferably mounted at both ends of the housing 3 in a threaded connection, so that the central tube 1 and the filter membrane 2 are prevented from falling off the housing 3 by the end caps 4.
When rivers pass through inside the shell 3, the rivers of high pressure can drive filter membrane 2 and produce in the inside of shell 3 and rock, and then can lead to filter membrane 2 to produce not hard up and clearance, lead to rivers filtration efficiency to reduce, consequently, the lateral wall of shell 3 rotates and runs through there is fixing screw 5.
Specifically, a plurality of slide holes 21 have been seted up to filter membrane 2, behind the rolling of filter membrane 2, a plurality of slide holes 21 that are located same perpendicular are straight line alignment each other, communicate, and then produce a plurality of passageways, screw thread connection is on the lateral wall of center tube 1 behind the passageway of dead screw 5 run through shell 3 and filter membrane 2, the nut fixedly connected with rubber ring of dead screw 5, the rubber ring preferably sets up to the rubber material, after dead screw 5 threaded connection is on center tube 1, the rubber ring is located between the lateral wall of nut and shell 3, after screwing dead screw 5, can sealing connection shell 3 and dead screw 5 through the rubber ring.
The inner diameter of the sliding hole 21 of the filter membrane 2 is consistent with the outer diameter of the fixing screw 5, after the fixing screw 5 is inserted into the sliding hole 21, the filter membrane 2 is driven to slightly deform, so that the inner diameter of the sliding hole 21 is increased, the fixing screw 5 is convenient to pass, and after the fixing screw 5 passes, the filter membrane 2 is contracted and restored due to self elasticity.
As shown in fig. 2 and 3, one face of the end cap 4 is provided with a stabilizing mechanism 6.
Specifically, the stabilizing mechanism 6 includes a pressing frame 61 and an elastic member 62, the elastic member 62 is preferably set to be a stainless steel metal elastic sheet, of course, but not limited to metal elastic sheet, elastic member parts such as springs are also available, the elastic member 62 is preferably set to be a plurality of, one end of a plurality of elastic members 62 is annular array fixed connection at one end of the end cover 4, the pressing frame 61 is fixedly connected at one end of a plurality of elastic members 62, after the end cover 4 is threaded to one end of the housing 3, the pressing frame 61 is slidably inserted in the housing 3, and then elastic force towards the direction of the filter membrane 2 is provided for the pressing frame 61 through the elastic member 62, and then the filter membrane 2 is further fixed by clamping and fixing the wound filter membrane 2 through the two pressing frames 61, so that the filter membrane 2 is prevented from shaking in the housing 3.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. Reverse osmosis membrane of water purifier, including center tube (1), its characterized in that: the utility model discloses a filter membrane, including filter membrane (2), shell (3) have been cup jointed to the lateral wall fixedly connected with filter membrane (2) of center tube (1), the both ends threaded connection of shell (3) has end cover (4), the lateral wall of shell (3) is sealed to be run through has dead screw (5), the one end threaded connection of dead screw (5) is on the lateral wall of center tube (1), slide hole (21) with dead screw (5) matching have been seted up to the lateral wall of filter membrane (2), after dead screw (5) pass through slide hole (21), filter membrane (2) shrink under self elasticity and recover.
2. A reverse osmosis membrane for a water purifier as defined in claim 1, wherein: the outer side wall of the central tube (1) is provided with a through hole (11) which is convenient for liquid to pass through.
3. A reverse osmosis membrane for a water purifier as defined in claim 1, wherein: one end of the end cover (4) is provided with a stabilizing mechanism (6) for fixing the filter membrane (2).
4. A reverse osmosis membrane for a water purifier according to claim 3, wherein: the stabilizing mechanism (6) comprises a pressing frame (61) and a plurality of elastic pieces (62), wherein one ends of the elastic pieces (62) are fixedly connected to one end of the end cover (4), and the pressing frame (61) is fixedly connected to the other end of the elastic piece (62).
5. A reverse osmosis membrane for a water purifier as defined in claim 1, wherein: the filter membrane (2) comprises a membrane net, a screen, a membrane, non-woven fabrics, a polysulfone layer and a desalting layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320906443.1U CN219652754U (en) | 2023-04-21 | 2023-04-21 | Reverse osmosis membrane of water purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320906443.1U CN219652754U (en) | 2023-04-21 | 2023-04-21 | Reverse osmosis membrane of water purifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219652754U true CN219652754U (en) | 2023-09-08 |
Family
ID=87859468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320906443.1U Active CN219652754U (en) | 2023-04-21 | 2023-04-21 | Reverse osmosis membrane of water purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219652754U (en) |
-
2023
- 2023-04-21 CN CN202320906443.1U patent/CN219652754U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |