CN208130840U - A kind of reverse osmosis membrane assembly - Google Patents
A kind of reverse osmosis membrane assembly Download PDFInfo
- Publication number
- CN208130840U CN208130840U CN201820386493.0U CN201820386493U CN208130840U CN 208130840 U CN208130840 U CN 208130840U CN 201820386493 U CN201820386493 U CN 201820386493U CN 208130840 U CN208130840 U CN 208130840U
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- reverse osmosis
- osmosis membrane
- filter membrane
- annular convex
- convex platform
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Abstract
The utility model discloses a kind of reverse osmosis membrane assemblies, the both ends of reverse osmosis membrane are provided with annular convex platform and lower annular convex platform, snap-gauge is provided on the outer wall of upper annular convex platform and lower annular convex platform, sealing ring is embedded on the inner sidewall of snap-gauge, the upper and lower ends of snap-gauge, which are laterally extended, is provided with block, block and upper, sandwiched forms card slot between lower annular convex platform, upper filter membrane and lower filter membrane is fixedly mounted by the cooperation of snap-gauge and block, diversion pipe is provided with below lower filter membrane, sandwiched forms water inlet flow channel between diversion pipe and lower filter membrane, being extended from hollow flow-guiding pipe into water inlet flow channel has flow-guiding screen.Upper filter membrane and lower filter membrane provide the effect of protective action and primary filtration, special package assembly for reverse osmosis membrane, and cost reduces, and cooperate with sealing ring, keep the sealing between reverse osmosis membrane and each tunic relatively reliable；Diversion pipe and flow-guiding screen play the role of good cloth stream, larger with the contact area of film, and effectively improve film filter efficiency.
Description
Technical field
The utility model belongs to water-treatment technology field, and in particular to a kind of reverse osmosis membrane assembly.
Background technique
Use for city tap-water, although there is specific drinking water standard in country, more and more people are still selected
It selects in tap water using preceding carry out filtration treatment, to reduce damage of the water pollution to health.Water cycle applications are also to save water
An important measures, and it is necessary that using filtering technique in water cycle process.
Filter element generally for water filtering includes coarse filtration filter core, membrane filter, absorption filter element etc., wherein coarse filtration filter core
Refer to have the filter core of coarse filtration function, including with the filter core of the filtrates such as quartz sand, anthracite, natural manganese sand, ceramics, PP cotton, film
Filter core refers to the filter core constituted using membrane component as core, including micro-filtration (MF) filter core, ultrafiltration (UF) filter core, nanofiltration (NF) filter core,
Reverse osmosis (RO) filter core etc., absorption filter element refer to the filter core for having adsorption function, including with granular activated carbon (GAC), active carbon
Stick (SAC), activated carbon fibre (FAC), absorption resin, ceramic particle etc. are the filter core of filtrate.Wherein, reverse osmosis membrane is in water process
There is very big application prospect in industry, the inside of reverse-osmosis membrane element is arranged in reverse osmosis membrane, and multiple reverse-osmosis membrane elements are mutual
Connection composition reverse-osmosis membrane element component.
In the connection type of existing reverse-osmosis membrane element, connects built on the sand, hold between reverse-osmosis membrane element and each tunic
It is easily dislocated, or needs to carry out reverse-osmosis membrane element the purpose for being rotated up to locking, installation process is complicated.And each layer it
Between leakproofness it is poor, service life is short, and water intake mode is single, influences subsequent filter effect.Therefore, how to research and develop a kind of new
The reverse osmosis membrane assembly of type, has important practical significance.
Utility model content
For the single technical problem for causing filterability poor of structure existing in the prior art, the purpose of this utility model
It is to provide a kind of reverse osmosis membrane assembly.
The technical solution that the utility model is taken is：
A kind of reverse osmosis membrane assembly, from top to bottom successively include upper filter membrane, reverse osmosis membrane and lower filter membrane, the two of reverse osmosis membrane
It holds and is provided with annular convex platform and lower annular convex platform, be provided with snap-gauge, snap-gauge on the outer wall of upper annular convex platform and lower annular convex platform
Inner sidewall on be embedded with sealing ring, the upper and lower ends of snap-gauge, which are laterally extended, is provided with block, block and upper and lower annular convex platform it
Between sandwiched form card slot, upper filter membrane and lower filter membrane are fixedly mounted by the cooperation of snap-gauge and block, are provided with below lower filter membrane
Diversion pipe, sandwiched forms water inlet flow channel between diversion pipe and lower filter membrane, and being extended from hollow flow-guiding pipe into water inlet flow channel has
Flow-guiding screen.
Further, the filter opening aperture opened up on the upper filter membrane is less than the filter opening aperture opened up on lower filter membrane.
Further, the upper annular convex platform and lower annular convex platform are arranged along the two sides of reverse osmosis membrane in symmetry arrangement.
Further, the inner sidewall of the sealing ring and snap-gauge is bonded to each other arrangement setting, and the center of sealing ring is embedding
Equipped with air bag.
Further, antislip cog, antislip cog are provided on block wall surface corresponding with upper filter membrane, lower filter membrane
It is prepared using resilient rubbber cushion.
Further, the diversion pipe is set as horizontal hollow circuit cylinder tube structure, equidistant on the outer wall of diversion pipe
It is provided with the ring for outwardly protruding extension in a ring.
Further, the flow-guiding screen is set as several pieces guide vanes and equidistantly arranges along the axial direction of diversion pipe
Structure.
Further, the base portion of the guide vane offers water conservancy diversion through-hole, and water conservancy diversion through-hole and diversion pipe are interconnected；
The free end of guide vane is in that fork-shaped extends outward.
The beneficial effects of the utility model are：
Upper filter membrane and lower filter membrane in the utility model provide the effect of protective action and primary filtration for reverse osmosis membrane,
The package assembly of the formation such as boss, snap-gauge, block, cost substantially reduce, and cooperate with sealing ring, play folder to each tunic
Tight effect, keeps the sealing between reverse osmosis membrane and each tunic relatively reliable, ensure that filter effect；The association of diversion pipe and flow-guiding screen
With cooperation, play the role of good cloth stream, it is larger with the contact area of film, and effectively improve film filter efficiency.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model.
Wherein, 1, upper filter membrane；2, reverse osmosis membrane；3, lower filter membrane；4, block；5, antislip cog；6, upper annular convex platform；7, close
Seal；8, lower annular convex platform；9, snap-gauge；10, flow-guiding screen；11, diversion pipe.
Specific embodiment
The utility model is further illustrated with reference to the accompanying drawing.
Embodiment 1
As shown in Figure 1, a kind of reverse osmosis membrane assembly, successively includes upper filter membrane 1, reverse osmosis membrane 2 and lower filter membrane from top to bottom
3, the both ends of reverse osmosis membrane 2 are provided with annular convex platform 6 and lower annular convex platform 8, upper annular convex platform 6 and lower annular convex platform 8 it is outer
It is provided with snap-gauge 9 on wall, sealing ring 7 is embedded on the inner sidewall of snap-gauge 9, the upper and lower ends of snap-gauge 9, which are laterally extended, is provided with gear
Block 4, sandwiched forms card slot between block 4 and upper and lower annular convex platform 8, is fixedly mounted and is filtered by the cooperation of snap-gauge 9 and block 4
Film 1 and lower filter membrane 3, the lower section of lower filter membrane 3 are provided with diversion pipe 11, and sandwiched forms feed water flow between diversion pipe 11 and lower filter membrane 3
Road, being extended from hollow flow-guiding pipe 11 into water inlet flow channel has flow-guiding screen 10.
The filter opening aperture opened up on upper filter membrane 1 is less than the filter opening aperture opened up on lower filter membrane 3.It is based on water flow from bottom to top
Flowing is designed, and is substantially prevented from large granular impurity and is contacted with reverse osmosis membrane 2, ensure that the intact of reverse osmosis membrane 2.
Upper annular convex platform 6 and lower annular convex platform 8 are arranged along the two sides of reverse osmosis membrane 2 in symmetry arrangement.Upper and lower convex annular
The special construction of platform 8 forms close clamping to upper filter membrane 1, lower filter membrane 3 and acts on, and prevents upper and lower filter membrane 3 by water impact
When the vibration that is formed, reduce deformation effect, ensure that good filter effect.
The inner sidewall of sealing ring 7 and snap-gauge 9 is bonded to each other arrangement setting, and the center of sealing ring 7 is embedded with air bag.?
When 2 component of reverse osmosis membrane is installed, snap-gauge 9 pressurizes to sealing ring 7, and sealing ring 7 occurs under the elastic reaction of itself
The inner wall contact area of deformation, especially air bag compression, the surrounding and snap-gauge 9 that make sealing ring 7 increases, and leakproofness is strong, places liquid
There is a phenomenon where seepage flow from the surrounding of reverse osmosis membrane 2 for body.
Antislip cog 5 is provided on the wall surface corresponding with upper filter membrane 1, lower filter membrane 3 of block 4, antislip cog 5 is using elasticity
Rubber pad is prepared.During antislip cog 5 and upper and lower filter membrane 3 are in contact, it is possible to increase the contact area with film surface,
It is strong to seal compactness.
Diversion pipe 11 is set as horizontal hollow circuit cylinder tube structure, is equidistantly provided on the outer wall of diversion pipe 11 in ring
Shape outwardly protrudes the ring of extension.Ring can increase the stability of strutting system of diversion pipe 11, prevent in diversion pipe 11 fluid flow compared with
When big, the impact force caused by 11 wall of diversion pipe prolongs the service life.
Flow-guiding screen 10 is set as structure made of axial equidistant arrangement of several pieces guide vanes along diversion pipe 11, water conservancy diversion
The base portion of blade offers water conservancy diversion through-hole, and water conservancy diversion through-hole and diversion pipe 11 are interconnected；The free end of guide vane is in outward
Fork-shaped extends.
The special construction of guide vane, per share water flow is converged along water conservancy diversion through-hole, further along guide vane free end portion
Stream, i.e., play stable guide functions to liquid, while the flow velocity in turn ensuring that liquid flows into intake tunnel is uniform and stable, this
Kind water intake mode comes into full contact with liquid with reverse osmosis membrane 2, the contact area with 2 face of reverse osmosis membrane is improved, to improve
Filter efficiency increases the water flux of membrane component.
Carrying out practically process is：
By in the diversion pipe 11 of solution injection 2 component of reverse osmosis membrane to be filtered, the liquid in diversion pipe 11 is along water conservancy diversion
10 base portion of net overflows outward, and according to water pressures, the water flow flowed out from 10 end of flow-guiding screen is in spurting, flow-guiding screen 10 it is special
Structure forms uniform cloth stream effect, makes the liquid in diversion pipe 11 even into water inlet flow channel, water flow first passes through from bottom to top
It crosses the biggish lower filter membrane 3 in aperture and carries out primary filtration, impurity is trapped in water inlet flow channel；Filtered solution enters lower filter membrane 3
It flows slowly in separate space between reverse osmosis membrane 2, carries out secondary filter by reverse osmosis membrane 2, filtered solution is by reverse osmosis
Separate space between film 2 and upper filter membrane 1 flows slowly, and the liquid after unhurried current is for re-filtering by upper filter membrane 1, while preventing filter membrane
The impurity in liquid outside 1 enters in the separate space between reverse osmosis membrane 2 and upper filter membrane 1, the synergistic effect of upper and lower filter membrane 3,
Good filtration is played, prevents impurity from destroying reverse osmosis membrane 2, filtering is sufficiently thorough.
The above is not limitations of the present invention, it should be pointed out that：For the ordinary skill people of the art
For member, under the premise of not departing from the utility model in essence range, several variations, modifications, additions or substitutions can also be made,
These improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (8)
1. a kind of reverse osmosis membrane assembly, which is characterized in that from top to bottom successively including upper filter membrane, reverse osmosis membrane and lower filter membrane, instead
The both ends of permeable membrane are provided with annular convex platform and lower annular convex platform, are provided on the outer wall of upper annular convex platform and lower annular convex platform
Snap-gauge is embedded with sealing ring on the inner sidewall of snap-gauge, and the upper and lower ends of snap-gauge, which are laterally extended, is provided with block, block and upper and lower
Sandwiched forms card slot between annular convex platform, and upper filter membrane and lower filter membrane is fixedly mounted by the cooperation of snap-gauge and block, lower filter membrane
Lower section is provided with diversion pipe, and sandwiched forms water inlet flow channel between diversion pipe and lower filter membrane, from hollow flow-guiding pipe into water inlet flow channel
Being extended has flow-guiding screen.
2. a kind of reverse osmosis membrane assembly according to claim 1, which is characterized in that the filter opening aperture opened up on the upper filter membrane
Less than the filter opening aperture opened up on lower filter membrane.
3. a kind of reverse osmosis membrane assembly according to claim 1, which is characterized in that the upper annular convex platform and lower annular convex platform
It is arranged along the two sides of reverse osmosis membrane in symmetry arrangement.
4. a kind of reverse osmosis membrane assembly according to claim 1, which is characterized in that the inner sidewall phase of the sealing ring and snap-gauge
Mutually fitting arrangement setting, the center of sealing ring is embedded with air bag.
5. a kind of reverse osmosis membrane assembly according to claim 1, which is characterized in that the block and upper filter membrane, lower filter membrane phase
Antislip cog is provided on corresponding wall surface, antislip cog is prepared using resilient rubbber cushion.
6. a kind of reverse osmosis membrane assembly according to claim 1, which is characterized in that the diversion pipe is set as horizontal hollow
Cylindrical tube structure is equidistantly provided with the ring for outwardly protruding extension in a ring on the outer wall of diversion pipe.
7. a kind of reverse osmosis membrane assembly according to claim 6, which is characterized in that the flow-guiding screen is set as several pieces water conservancy diversion leaves
Structure made of axial equidistant arrangement of the piece along diversion pipe.
8. a kind of reverse osmosis membrane assembly according to claim 7, which is characterized in that the base portion of the guide vane, which offers, leads
Recirculation hole, water conservancy diversion through-hole and diversion pipe are interconnected；The free end of guide vane is in that fork-shaped extends outward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820386493.0U CN208130840U (en) | 2018-03-20 | 2018-03-20 | A kind of reverse osmosis membrane assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820386493.0U CN208130840U (en) | 2018-03-20 | 2018-03-20 | A kind of reverse osmosis membrane assembly |
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| Publication Number | Publication Date |
|---|---|
| CN208130840U true CN208130840U (en) | 2018-11-23 |
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ID=64289268
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820386493.0U Active CN208130840U (en) | 2018-03-20 | 2018-03-20 | A kind of reverse osmosis membrane assembly |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110204010A (en) * | 2019-07-12 | 2019-09-06 | 周成宗 | One heavy metal species processing wastewater treatment process |
| CN115382292A (en) * | 2022-08-18 | 2022-11-25 | 杭州科百特过滤器材有限公司 | Filtering film package |
-
2018
- 2018-03-20 CN CN201820386493.0U patent/CN208130840U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110204010A (en) * | 2019-07-12 | 2019-09-06 | 周成宗 | One heavy metal species processing wastewater treatment process |
| CN115382292A (en) * | 2022-08-18 | 2022-11-25 | 杭州科百特过滤器材有限公司 | Filtering film package |
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