CN210065260U - Internal pressure type roll type reverse osmosis element - Google Patents
Internal pressure type roll type reverse osmosis element Download PDFInfo
- Publication number
- CN210065260U CN210065260U CN201920473243.5U CN201920473243U CN210065260U CN 210065260 U CN210065260 U CN 210065260U CN 201920473243 U CN201920473243 U CN 201920473243U CN 210065260 U CN210065260 U CN 210065260U
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- membrane
- water
- reverse osmosis
- central tube
- membrane bag
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Abstract
The utility model discloses a formula of book reverse osmosis element of internal pressure. The utility model discloses a membrane shell subassembly, the center tube, the membrane bag twines in the outer wall of center tube and forms the structure that the multilayer was convoluteed, the both ends of center tube connect respectively in the raw water import of membrane shell subassembly, the waste water export, center tube inner chamber middle part department is equipped with and cuts off two cavitys about separating into the inner chamber of center tube, be equipped with the delivery port on the cavity lateral wall, be equipped with the return water mouth on the cavity lateral wall, be equipped with the pure water export on the membrane shell subassembly, the raw water passes through the last cavity that the raw water import got into the center tube, and enter into the membrane bag from the delivery port, after reverse osmosis filters, the inner chamber of membrane shell subassembly is flowed out from the membrane bag to the pure water, and flow out from the pure water export, waste water. The utility model discloses but wide application in water purification field.
Description
Technical Field
The utility model relates to a reverse osmosis membrane element.
Background
Reverse osmosis membrane elements are commonly used components in water purification machines. In order to save space and facilitate use and installation, the traditional reverse osmosis membrane component adopts a mode that a single membrane bag is spirally wound along a central water production pipe, and finally forms a cylindrical shape formed by a plurality of layers of compact membrane bag layers, wherein the central pipe is used as a water collecting pipe, a plurality of layers of pure water of the membrane bags are collected to the water collecting pipe at the center of an element and flow out from the central pipe, waste water flows out from an outer protective layer, namely an outlet on a membrane shell, and the flow path direction of the pure water is in an inner spiral form. This traditional approach requires the assembly and disassembly of the reverse osmosis membrane elements and the membrane housing, which is costly and inconvenient to use.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of overcoming the defects of the prior art and providing an internal pressure type roll type reverse osmosis element with low cost, fast flow rate, large water yield and convenient use.
The utility model adopts the technical proposal that: the utility model comprises a membrane shell component, a central tube and a membrane bag, wherein the membrane bag is wound on the outer wall of the central tube and forms a multilayer winding structure, two ends of the central tube are respectively connected with a raw water inlet and a waste water outlet of the membrane shell component, the middle part of the inner cavity of the central tube is provided with a partition separating the inner cavity of the central tube into an upper cavity and a lower cavity, the upper cavity side wall of the central tube is provided with a plurality of water outlets, the lower cavity side wall is provided with a plurality of water return ports, the membrane shell component is provided with a pure water outlet communicated with the inner cavity of the membrane shell component, raw water enters the upper cavity of the central tube through the raw water inlet and enters the membrane bag from the water outlets, after reverse osmosis filtration, pure water flows out of the inner cavity of the membrane shell component from the membrane bag and flows out from the pure water outlet, and waste water flows back to the lower cavity of the, and finally flows out of the waste water outlet.
One end of the membrane bag is opened, and the raw water inlet and the waste water outlet are wrapped in the membrane bag.
The membrane bag is including being located the raw water graticule mesh at center, being located the reverse osmosis diaphragm of raw water graticule mesh both sides, adjacent be equipped with the pure water between the membrane bag and lead the cloth.
The utility model has the advantages that: because the utility model comprises a membrane shell component, a central tube and a membrane bag, the membrane bag is wound on the outer wall of the central tube and forms a multilayer winding structure, two ends of the central tube are respectively connected with a raw water inlet and a waste water outlet of the membrane shell component, the middle part of the inner cavity of the central tube is provided with a partition separating the inner cavity of the central tube into an upper cavity and a lower cavity, the upper cavity side wall of the central tube is provided with a plurality of water outlets, the lower cavity side wall is provided with a plurality of water return ports, the membrane shell component is provided with a pure water outlet communicated with the inner cavity of the membrane shell component, raw water enters the upper cavity of the central tube through the raw water inlet and enters the membrane bag from the water outlets, after reverse osmosis filtration, pure water flows out of the inner cavity of the membrane shell component from the membrane bag and flows out from the pure water outlet, and waste water flows back to the lower cavity of the central, finally flows out of the waste water outlet; the utility model overcomes the defects and deficiencies of the prior art, abandons the traditional thought, overcomes the technical bias in the field, goes against the technical bias, provides a distinctive technical route, utilizes the reverse osmosis principle, and designs the reverse osmosis membrane element in the reverse flow direction, the pure water outside the membrane bag flows from the center to the outside, can reduce the flow resistance of the produced water, lightens the pressure in the membrane bag, improves the flow rate, effectively improves the water yield, and the integrated structure is not limited by the existing fixed outer protective layer, and the water inlet and outlet pipeline can be directly connected, thereby saving the cost, having wide application range, being convenient for installation and being easy to realize; therefore, the utility model has the advantages of low cost, fast flow speed, large water yield and convenient use, and is an internal pressure type roll type reverse osmosis element.
Drawings
FIG. 1 is a schematic view of the structure and water flow of an internal pressure type rolled reverse osmosis element according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of the film bag according to the embodiment of the present invention when it is unfolded;
fig. 3 is a schematic cross-sectional structure diagram of the membrane bag and the adjacent relationship according to the embodiment of the present invention.
Detailed Description
As shown in fig. 1 to 3, the roll type reverse osmosis element of the internal pressure type of this embodiment includes a membrane housing assembly 1, a central tube 2, and a membrane bag 3, wherein the membrane bag 3 is wound around the outer wall of the central tube 2 and forms a multi-layer winding structure, specifically, one end of the membrane bag 3 is open and surrounds the raw water inlet 11 and the waste water outlet 12, two ends of the central tube 2 are respectively connected to the raw water inlet 11 and the waste water outlet 12 of the membrane housing assembly 1, a partition 20 is disposed in the middle of the inner cavity of the central tube 2 to partition the inner cavity of the central tube 2 into an upper cavity and a lower cavity, a plurality of water outlets 21 are disposed on the upper cavity side wall of the central tube 2, a plurality of water return ports 22 are disposed on the lower cavity side wall, a pure water outlet 13 disposed on the membrane housing assembly 1 is communicated with the inner cavity 10 of the membrane housing assembly 1, and enters the upper cavity of the central tube, the pure water enters the membrane bag 3 from the water outlet 21, after reverse osmosis filtration, the pure water flows out of the membrane bag 3 to the inner cavity 10 of the membrane shell component 1 and flows out of the pure water outlet 13, and the wastewater flows back to the lower cavity of the central tube 2 from the water return port 22 in the membrane bag 3 and finally flows out of the wastewater outlet 12; membrane bag 3 is including being located the central raw water graticule mesh 31, being located the reverse osmosis diaphragm 30 of raw water graticule mesh 31 both sides, it is adjacent be equipped with the pure water between the membrane bag 3 and lead cloth 38, the utility model discloses it is reverse with current membrane bag structure, raw water business turn over direction is also reverse.
The utility model overcomes the defects and deficiencies of the prior art, abandons the traditional thought, overcomes the technical bias in the field, goes against the technical bias, provides a distinctive technical route, utilizes the reverse osmosis principle, and designs the reverse osmosis membrane element in the reverse flow direction, the pure water outside the membrane bag 3 flows from the center to the outside, can reduce the flow resistance of the produced water, lightens the pressure in the membrane bag, improves the flow speed, effectively improves the water yield, has an integrated structure without the limitation of the existing fixed outer protective layer, can directly connect the water inlet and outlet pipeline, saves the cost, has a wide application range, is convenient to install, and is easy to realize; therefore, the utility model has the advantages of low cost, fast flow speed, large water yield and convenient use, and is an internal pressure type roll type reverse osmosis element.
The utility model discloses but wide application in purifier field.
Claims (3)
1. An internal pressure formula of book reverse osmosis component which characterized in that: comprises a membrane shell component (1), a central tube (2) and a membrane bag (3), wherein the membrane bag (3) is wound on the outer wall of the central tube (2) and forms a multi-layer winding structure, the two ends of the central tube (2) are respectively connected with a raw water inlet (11) and a waste water outlet (12) of the membrane shell component (1), the middle part of an inner cavity of the central tube (2) is provided with a partition (20) which separates the inner cavity of the central tube (2) into an upper cavity and a lower cavity, the upper cavity side wall of the central tube (2) is provided with a plurality of water outlets (21) and a plurality of water return ports (22) on the lower cavity side wall, the membrane shell component (1) is provided with a pure water outlet (13) and the inner cavity (10) of the membrane shell component (1) are communicated with raw water, the raw water enters the upper cavity of the central tube (2) through the raw water inlet (11) and enters the water, after reverse osmosis filtration, the pure water is followed membrane bag (3) flows out to inner chamber (10) of membrane shell subassembly (1), and follow pure water export (13) flow out, and waste water is in follow in membrane bag (3) return water mouth (22) flow back to the lower cavity of center tube (2), finally follow waste water export (12) flow.
2. The rolled reverse osmosis element of internal pressure type according to claim 1, wherein: one end of the membrane bag (3) is opened, and the raw water inlet (11) and the waste water outlet (12) are wrapped in the membrane bag.
3. The rolled reverse osmosis element of internal pressure type according to claim 1, wherein: the membrane bag (3) comprises a raw water grid (31) positioned at the center and reverse osmosis membranes (30) positioned on two sides of the raw water grid (31), and is adjacent to the membrane bag (3) between which pure water guide cloth (38) is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920473243.5U CN210065260U (en) | 2019-04-09 | 2019-04-09 | Internal pressure type roll type reverse osmosis element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920473243.5U CN210065260U (en) | 2019-04-09 | 2019-04-09 | Internal pressure type roll type reverse osmosis element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210065260U true CN210065260U (en) | 2020-02-14 |
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ID=69436512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920473243.5U Expired - Fee Related CN210065260U (en) | 2019-04-09 | 2019-04-09 | Internal pressure type roll type reverse osmosis element |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210065260U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109879372A (en) * | 2019-04-09 | 2019-06-14 | 吉安加仑膜环保科技股份有限公司 | The rolling ro components of inner pressed |
-
2019
- 2019-04-09 CN CN201920473243.5U patent/CN210065260U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109879372A (en) * | 2019-04-09 | 2019-06-14 | 吉安加仑膜环保科技股份有限公司 | The rolling ro components of inner pressed |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200214 Termination date: 20210409 |