CN211514098U - Flow guide disc for pressure-resistant disc tubular membrane component - Google Patents
Flow guide disc for pressure-resistant disc tubular membrane component Download PDFInfo
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- CN211514098U CN211514098U CN201921693401.4U CN201921693401U CN211514098U CN 211514098 U CN211514098 U CN 211514098U CN 201921693401 U CN201921693401 U CN 201921693401U CN 211514098 U CN211514098 U CN 211514098U
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- disc
- flow guide
- guide disc
- pressure
- small
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- 239000012528 membrane Substances 0.000 title claims abstract description 29
- 238000007789 sealing Methods 0.000 claims abstract description 29
- 229920001971 elastomer Polymers 0.000 claims abstract description 17
- 229920000181 Ethylene propylene rubber Polymers 0.000 claims description 2
- 244000043261 Hevea brasiliensis Species 0.000 claims description 2
- 229920000459 Nitrile rubber Polymers 0.000 claims description 2
- 229920005549 butyl rubber Polymers 0.000 claims description 2
- 229920001973 fluoroelastomer Polymers 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 229920003052 natural elastomer Polymers 0.000 claims description 2
- 229920001194 natural rubber Polymers 0.000 claims description 2
- 229920001084 poly(chloroprene) Polymers 0.000 claims description 2
- -1 polytetrafluoroethylene Polymers 0.000 claims description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 2
- 229920002379 silicone rubber Polymers 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 16
- 238000009434 installation Methods 0.000 abstract description 8
- 239000008213 purified water Substances 0.000 abstract description 2
- 238000003780 insertion Methods 0.000 abstract 1
- 230000037431 insertion Effects 0.000 abstract 1
- 210000000481 breast Anatomy 0.000 description 8
- 238000001223 reverse osmosis Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 239000013505 freshwater Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
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- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model relates to a flow guiding disc for a pressure-resistant disc tubular membrane component, wherein a small baffle plate which can be completely inserted into the next flow guiding disc and then is arranged at the central hole part of the front side and the back side of the flow guiding disc, and a gap formed after insertion is used for collecting purified water; the front and back surfaces of the diversion disc body are provided with small holes and rectangular strips of rubber convex points continuously arranged along the small holes, and the directions of the convex points of the adjacent small holes are opposite to each other; the height of the O-shaped sealing groove is half of the thickness of the O-shaped ring, and an anti-skid and anti-moving rubber thread is arranged in the sealing groove; convex point grooves capable of being buckled are arranged on the front and the back of the outer edge of the flow guide disc. The utility model has reasonable, novel and simple structure design and convenient installation, and the unique design of the O-shaped sealing groove can prevent the O-shaped ring from sliding and shifting; the unique hole point convex point combination design on the surface can effectively increase surface turbulence, reduce pressure, enhance the pollution resistance and pressure resistance of the membrane, and greatly prolong the service life of the membrane element.
Description
Technical Field
The utility model relates to a dish tubular reverse osmosis membrane subassembly system, concretely relates to a guiding disc for withstand voltage dish tubular membrane subassembly.
Background
The disc-tube reverse osmosis membrane is an advanced reverse osmosis membrane and has a unique structural form, and the disc-tube reverse osmosis membrane column mainly comprises a membrane, a flow guide disc, a central pull rod, a shell, various sealing pieces with flanges at two ends, a connecting bolt and the like. The filter membrane and the flow guide disc are stacked together, fixed by the central pull rod and the end cover and then placed into the pressure-resistant shell to form a membrane column which is more and more widely used in the treatment of the garbage penetrating fluid, so that a better effect is achieved, but some problems also exist.
The dish tubular water conservancy diversion dish is an indispensable membrane element of dish tubular reverse osmosis membrane post, and the water conservancy diversion dish adopts the bump to support, plays the effect of lifting the weight of foot, and the bump of current water conservancy diversion dish adopts tiny point to support the diaphragm more, easily damages the diaphragm when operating pressure is too big. Two guiding disks and sealing washer are through inserting to close and provide the space of placing for the diaphragm, have completely cut off fresh water and dense water simultaneously, and the installation of current guiding disk is more troublesome because can only judge through manual experience and eyes whether the guiding disk aligns each other when the installation, whether can form smooth rivers passageway, not only expend the manpower, has also reduced the work efficiency of installation simultaneously. The current guiding plate on the market, when sealing washer both ends pressure differential was too big, certain displacement will take place for the sealing washer, leads to dense water fresh water to mix, influences the separation effect.
The utility model discloses a carry out the analysis to the merit and shortcoming of internal and external dish tubular flow guide plate in the technology operation, and then propose the improvement to the problem that exists in the operation of dish tubular flow guide plate.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a flow guide plate for withstand voltage dish tubular membrane subassembly to it is inconvenient to solve current flow guide plate installation, and O shape sealing washer both ends pressure shifts when too big and runs the circle, and tiny bump easily causes damaged scheduling problem to the diaphragm when pressure is too big.
In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a flow guide disc for withstand voltage dish tubular membrane module, includes flow guide disc body, the centre bore of placing the central pull rod, dense cistern, O shape seal groove, the center department of flow guide disc body is equipped with the centre bore, and the centre bore position positive and negative structure of flow guide disc positive and negative is different, the little breast board positive and negative position of positive and negative correspond the size phase-match, and can seal and insert and close, the breach that forms after little breast board inserts and closes is the water purification collection mouth. The front surface and the back surface of the flow guide plate body are symmetrically provided with small holes and convex point rectangular thin strips which are continuously arranged behind the small holes, and the arrangement directions of the adjacent small holes and the convex point rectangular thin strips behind the small holes are opposite. The outer edge of the small raised breast board is provided with a plurality of concentrated water grooves along the axial center radial direction of the flow guide disc, an O-shaped sealing ring groove is arranged between the concentrated water grooves and the outer edge of the small raised breast board, and the height of the O-shaped sealing ring groove is half of that of the inserted O-shaped ring. The front and back sides of the outer edge of the flow guide disc body are provided with salient point grooves which can be tightly sewn and buckled.
The baffle plate is characterized in that the baffle plate comprises a baffle plate body, wherein the baffle plate body is provided with a baffle plate, the baffle plate is provided with a baffle.
The volume of the rectangular thin strips with the convex points on the surface of the diversion disc body is gradually distributed along the straight line from small to large.
And fine anti-skidding and anti-moving rubber threads are arranged inside the O-shaped ring sealing groove.
Compared with the prior art, the utility model has the advantages of: be convenient for assemble dish tubular reverse osmosis membrane subassembly, the utility model discloses protruding little breast board and the flow guide plate body of flow guide plate middle part positive and negative distribute to the symmetry, when the installation flow guide plate, only need with the little breast board of positive and negative insert close can, need not that the installer judges through experience and with the eye whether align, not only uses manpower sparingly, improvement work efficiency that moreover can be very big. The little bump of rubber on the little breast board can strengthen the resistance to pressure of whole subassembly, and can prevent that the guiding disc from connecting to take place to shift deformation under the high pressure.
The utility model discloses the aperture can effectively see through partial dense water on the guiding plate body to reduce the pressure of membrane module when the operation, can increase the reverse osmosis diaphragm more under equal pressure, thereby increase the filter effect. The position that the rectangle sliver of bump rubber on the guiding disk body set up can increase the torrent of water, does benefit to the pollutant on diaphragm surface and flows to prolonged the dirty stifled cycle of membrane, the material of bump can increase the frictional force between water conservancy diversion piece and the diaphragm simultaneously, prevents that diaphragm both ends pressure from taking place dislocation displacement between diaphragm and the guiding disk when too big. The convex point is the protruding "point" of cuboid for current guiding plate, more can protect the diaphragm not damaged under pressure to increase the life of diaphragm.
The utility model discloses O shape sealing washer groove of guiding disk compares with common guiding disk, has increased the height in groove, and the height in groove is half of O shape sealing washer, and is equipped with small anti-skidding screw thread in the O shape sealing washer, can prevent that O shape circle from still not influencing the contact action with the diaphragm when moving under high pressure and shifting. The convex point groove symmetrical structure on the edge of the flow plate body can prevent the flow guide plate from shifting to a certain extent while playing a role in positioning during installation.
Drawings
Fig. 1 is a schematic front structural view of a diversion plate for a pressure-resistant disc-tube membrane module of the present invention.
FIG. 2 is a simplified cross-sectional view taken at A in FIG. 1
FIG. 3 is a schematic structural view of FIGS. 4 and 8
FIG. 4 is a simplified cross-sectional view taken at B in FIG. 1
The drawing figures are recorded as follows, wherein 0 is a flow guide disc main body, 1 is a rectangular thin strip, 2 is a flow guide disc hole point, 3 is an O-shaped ring sealing groove, 4 is a right-angle trapezoidal small baffle plate, 5 is a concentrated water groove, 6 is the outer edge of the flow guide disc, 7 is a convex point, 8 is a rectangular small baffle plate, 9 is a rubber thread, and 10 is a central hole.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
This embodiment discloses a flow guide plate for a pressure-resistant disc-tube membrane module, as shown in fig. 1 and 2, the flow guide plate includes: the flow guide disc comprises a flow guide disc main body 0, a central hole 10 is formed in the center of the flow guide disc main body 0, small baffle plates capable of being inserted and combined with each other are arranged on the front and back sides of the flow guide disc around the central hole 10, three identical right-angled trapezoid small baffle plates 4 are arranged on the front sides of the flow guide disc around the central hole 10, two cuboid small baffle plates 8 capable of being inserted and combined with the small baffle plates 4 in a sealing mode are arranged on the back sides of the flow guide disc main body, gaps formed between the adjacent small baffle plates on the front and back sides after being inserted and combined in a sealing mode are water purification gaps used for collecting purified water, meanwhile, fine rubber threads 9 are arranged on the inner sides of the first small baffle plate and the third small baffle plates of each group, and the protruding small baffle plates 4 and 8 on the front sides and the back sides of the flow guide disc main body are symmetrically arranged, so that the flow guide disc does. Whether the alignment is judged through experience and eyes of an installer is not needed, so that labor is saved, and the working efficiency can be greatly improved. The little bump of rubber on the little breast board can strengthen the resistance to pressure of whole subassembly, and can prevent that the guiding disc from connecting to take place to shift deformation under the high pressure.
The O-shaped sealing ring groove 3 of the flow guide disc is positioned between the central hole 10 and the thick water groove 5, the O-shaped sealing ring groove 3 is different from the existing flow guide disc sealing ring groove in that the height of the O-shaped sealing ring groove 3 is half of the height of an O-shaped rubber ring, small rubber anti-skidding threads are arranged on the inner wall of the sealing groove, when the concentration of a filter solution is large and pressure needs to be increased, the O-shaped rubber ring can be effectively prevented from shifting when the pressure is too large by the aid of the design, firstly, the height of the groove of the O-shaped sealing ring groove 3 can play a certain role in blocking, secondly, the small rubber anti-skidding threads arranged on the inner wall of the sealing groove can also generate friction force on the O-shaped ring, and the O-shaped ring is prevented from shifting.
As shown in figure 1, the front and back of the diversion disc body are provided with small holes 2 and rubber rectangular strips 1, the front and back of the diversion disc are of a symmetrical structure, the small holes 2 and the rectangular strips 1 are arranged in the front and back directions on the same straight line, the arrangement directions of the small holes 2 and the rectangular strips 1 at the adjacent positions are opposite, the rubber rectangular strips 1 are not of equal size and are arranged from large to small, the small holes can play a role in reducing pressure and increasing turbulence on the surface of a diaphragm of the diversion disc to a certain extent, the rubber rectangular strips have larger contact area with the diaphragm, the texture is higher than that of salient points on the existing diversion disc, when the pressure is too soft, the damage to the diaphragm can be reduced, the friction force between the diversion disc and the diaphragm can be increased, the displacement phenomenon between the diaphragm and the diversion disc can be reduced, and the arrangement directions and sizes at the adjacent positions are opposite and can increase turbulence between the diaphragm and the surface of the diversion disc to a certain, thereby having reduced the pollutant on diaphragm and the guiding disk and having detained, can play certain clean effect, increased the life of diaphragm.
The outer edge 6 of the flow guide disc is provided with a groove 11 of the convex point 7, so that the flow guide disc can be prevented from shifting to a certain extent while being positioned during installation.
The fine rubber threads 9 of the flow guiding disc are made of one of nitrile rubber, fluororubber, silicone rubber, ethylene propylene rubber, chloroprene rubber, butyl rubber, polytetrafluoroethylene and natural rubber;
the above description is only for the purpose of illustration, but not for the purpose of limitation, and the present invention can be implemented in other embodiments in addition to the above-described embodiments. All the technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope claimed by the present invention.
Claims (7)
1. A flow guide disc for a pressure-resistant disc-tube type membrane component is characterized by comprising a flow guide disc body, a central hole, a concentrated solution groove and an O-shaped sealing groove, wherein the flow guide disc body surrounds the central hole to form raised fences, and gap gaps among the raised fences can be used for collecting permeation solution; the concentrated solution tank extends outwards in a scattering shape along the O-shaped sealing ring tank; and anti-skid threads are engraved in the O-shaped sealing groove.
2. The flow guide disc for the pressure-resistant disc-tube membrane module as claimed in claim 1, wherein: the upper surface and the lower surface of the flow guide disc are provided with holes which are small circles, one row of the holes is arranged from the center hole to the edge of the flow guide disc along a straight line, the directions of the adjacent holes are opposite, and the holes are arranged from the edge of the flow guide disc to the center hole along a straight line.
3. The flow guide disc for the pressure-resistant disc-tube membrane module as claimed in claim 1, wherein: the upper surface and the lower surface of the diversion disc are provided with protruding points which are rectangular thin strips from small to large, one row of the protruding points are arranged along the same straight line to the edge of the diversion disc after the hole points of the diversion disc, the adjacent rows of the protruding points are opposite in direction, and the protruding points are arranged along the same straight line to the central hole after the hole points of the edge of the diversion disc.
4. The flow guide disc for the pressure-resistant disc-tube membrane module as claimed in claim 1, wherein: the material of the rectangular thin strip convex points on the upper surface and the lower surface of the diversion disc is one of nitrile rubber, fluororubber, silicon rubber, ethylene propylene rubber, chloroprene rubber, butyl rubber, polytetrafluoroethylene and natural rubber.
5. The flow guide disc for the pressure-resistant disc-tube membrane module as claimed in claim 1, wherein: the structure of the upper surface and the lower surface of the raised fence on the central hole of the flow guide disc is different, the raised fence structure on the flow guide disc is three right-angled trapezoid small fence plates, the bevel edge of the raised fence structure is upward, the raised fence structure below the flow guide disc and the right-angled trapezoid small fence plates can be correspondingly inserted into the flow guide disc to be coincided, the inserted plates are rectangular small fence plates with equal thickness as the short sides of the right-angled trapezoid, and the lateral surfaces of the two small fence plates, which are close to each other, are provided with small anti-skid and anti-.
6. The flow guide disc for the pressure-resistant disc-tube membrane module as claimed in claim 1, wherein: the height of the O-shaped sealing groove is half of the thickness of the O-shaped ring, and an anti-skid and anti-moving rubber thread is arranged in the sealing groove.
7. The flow guide disc for the pressure-resistant disc-tube membrane module as claimed in claim 1, wherein: the upward surface of the outer edge of the flow guide disc is provided with small raised dots, and the position of the back surface of the flow guide disc corresponding to the small raised dots is provided with concave grooves capable of being buckled with the convex points.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921693401.4U CN211514098U (en) | 2019-10-11 | 2019-10-11 | Flow guide disc for pressure-resistant disc tubular membrane component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921693401.4U CN211514098U (en) | 2019-10-11 | 2019-10-11 | Flow guide disc for pressure-resistant disc tubular membrane component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211514098U true CN211514098U (en) | 2020-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921693401.4U Active CN211514098U (en) | 2019-10-11 | 2019-10-11 | Flow guide disc for pressure-resistant disc tubular membrane component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211514098U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110624417A (en) * | 2019-10-11 | 2019-12-31 | 天津天工正分离膜检验检测技术服务有限公司 | Flow guide disc for pressure-resistant disc tubular membrane component |
-
2019
- 2019-10-11 CN CN201921693401.4U patent/CN211514098U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110624417A (en) * | 2019-10-11 | 2019-12-31 | 天津天工正分离膜检验检测技术服务有限公司 | Flow guide disc for pressure-resistant disc tubular membrane component |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240306 Address after: Room 1305, Building B, No. 19 Beiyuan East Road, Chaoyang District, Beijing, 100012 Patentee after: Wang Shuang Country or region after: China Address before: 300382 Building A, No.1 Xuefu West Road, Xiqing Industrial Zone, Xiqing District, Tianjin, China Patentee before: TIANJIN TIANGONGZHENG SEPARATION MEMBRANE INSPECTION AND TESTING TECHNOLOGY SERVICE Co.,Ltd. Country or region before: China |