CN219002628U - High-pressure-resistant hollow fiber nanofiltration membrane - Google Patents
High-pressure-resistant hollow fiber nanofiltration membrane Download PDFInfo
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- CN219002628U CN219002628U CN202223177576.4U CN202223177576U CN219002628U CN 219002628 U CN219002628 U CN 219002628U CN 202223177576 U CN202223177576 U CN 202223177576U CN 219002628 U CN219002628 U CN 219002628U
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- hollow fiber
- nanofiltration membrane
- fiber nanofiltration
- wall
- fixedly connected
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- 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
Abstract
The utility model discloses a high-pressure-resistant hollow fiber nanofiltration membrane, which comprises a shell, wherein buffer structures are arranged on the inner wall of the shell at equal intervals, a top cover is connected to the outer wall of the shell through threads, a water inlet is formed in the top of the top cover, a water inlet pipe is correspondingly arranged on the inner wall of the water inlet, a filter screen is fixedly connected to one end of the water inlet pipe, and the buffer structures comprise fixing blocks. This high pressure resistant hollow fiber nanofiltration membrane, through buffer structure's setting to the impact pressure of rivers to hollow fiber nanofiltration membrane has been buffered, and then the damage that hollow fiber nanofiltration membrane received has been reduced, has improved the life of this high pressure resistant hollow fiber nanofiltration membrane, when follow-up hollow fiber nanofiltration membrane carries out back flush, also can use higher pressure to wash simultaneously, thereby has improved subsequent washing effect, and then has improved the practicality of this high pressure resistant hollow fiber nanofiltration membrane.
Description
Technical Field
The utility model relates to the technical field of sewage treatment, in particular to a high-pressure-resistant hollow fiber nanofiltration membrane.
Background
The hollow fiber nanofiltration membrane is widely used for high and new technologies in the fields of water purification, solution separation and wastewater purification and reuse.
The hollow fiber nanofiltration membrane needs to be pressurized by the high-pressure water pump, so that raw water flows into the hollow fiber membrane to be filtered under the action of pressure, but the high-pressure raw water also can impact the hollow fiber nanofiltration membrane, so that the hollow fiber nanofiltration membrane is easy to vibrate, the hollow fiber nanofiltration membrane is damaged, and the service life of the hollow fiber nanofiltration membrane is reduced.
Disclosure of Invention
The utility model aims to provide a high-pressure-resistant hollow fiber nanofiltration membrane so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high pressure resistant hollow fiber nanofiltration membrane, includes the shell, the inner wall equidistance of shell is provided with buffer structure, and the outer wall threaded connection of shell has the top cap, the water inlet has been seted up at the top of top cap, and the inner wall of water inlet corresponds and is provided with the inlet tube, the one end fixedly connected with filter screen of inlet tube.
Preferably, the buffer structure comprises a fixed block, one side of the fixed block is fixedly connected with the inner wall of the shell, the other side of the fixed block is provided with a sliding groove, the inner wall of the sliding groove is fixedly connected with a spring, and one end of the spring is fixedly connected with a sliding column.
Preferably, the outer wall laminating of traveller sets up the inner wall at the spout, the one end fixedly connected with fixed strip of traveller, and the fixed strip passes through traveller and spring constitution extending structure.
Preferably, one side of the fixing strip is fixedly connected with a clamping block, one side of the clamping block is provided with a circulation groove, the other side of the clamping block is provided with a hollow fiber nanofiltration membrane, and one end of the hollow fiber nanofiltration membrane is provided with a circulation pipe.
Preferably, one side of the clamping block is attached to the outer wall of the hollow fiber nanofiltration membrane, and one end of the flow pipe penetrates through the inner part of the shell and is connected with one end of the hollow fiber nanofiltration membrane.
Preferably, the inner wall fixedly connected with sealing ring of top cap, and the outer wall laminating of sealing ring sets up the inner wall at the shell.
Preferably, the bottom fixedly connected with connecting block of shell, and the connecting block is the funnel form, the bottom fixedly connected with blow off pipe of connecting block.
Compared with the prior art, the utility model has the beneficial effects that: the high-pressure-resistant hollow fiber nanofiltration membrane;
1. through buffer structure's setting to the impact pressure of rivers to hollow fiber nanofiltration membrane has been buffered, and then the damage that hollow fiber nanofiltration membrane received has been reduced, has improved the life of this high pressure resistant hollow fiber nanofiltration membrane, when follow-up hollow fiber nanofiltration membrane carries out the back flush, also can use higher pressure to wash simultaneously, thereby has improved subsequent washing effect, and then has improved the practicality of this high pressure resistant hollow fiber nanofiltration membrane.
2. Through the setting of filter screen to carry out preliminary filtration to the rivers that get into, reduce impurity granule in the rivers, and then reduced the washing frequency of follow-up hollow fiber nanofiltration membrane, through the setting of sealing ring, avoid taking place the infiltration condition from the top cap junction, thereby improved the sealing performance of this high pressure resistant hollow fiber nanofiltration membrane.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic view of the structure of the inside of the housing of the present utility model;
FIG. 3 is a schematic view of the structure of the inside of the top cover of the present utility model;
fig. 4 is a schematic structural view of a buffering structure of the present utility model.
In the figure: 1. a housing; 3. a top cover; 4. a water inlet; 5. a water inlet pipe; 6. a filter screen; 7. a hollow fiber nanofiltration membrane; 8. a flow pipe; 9. a seal ring; 10. a connecting block; 11. a blow-down pipe; 2. a buffer structure; 201. a fixed block; 202. a chute; 203. a spring; 204. a spool; 205. a fixing strip; 206. clamping blocks; 207. a flow channel.
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.
Embodiment one:
referring to fig. 1-4, the present utility model provides a technical solution: the high-pressure-resistant hollow fiber nanofiltration membrane comprises a shell 1, a top cover 3, a water inlet 4, a water inlet pipe 5, a filter screen 6, a hollow fiber nanofiltration membrane 7, a circulation pipe 8, a sealing ring 9, a connecting block 10, a sewage discharge pipe 11, a buffer structure 2, a fixed block 201, a sliding chute 202, a spring 203, a sliding column 204, a fixed strip 205, a clamping block 206 and a circulation groove 207;
the inner wall of the shell 1 is provided with a buffer structure 2 at equal distance, the further buffer structure 2 comprises a fixed block 201, one side of the fixed block 201 is fixedly connected to the inner wall of the shell 1, a chute 202 is formed on the other side of the fixed block 201, a spring 203 is fixedly connected to the inner wall of the chute 202, one end of the spring 203 is fixedly connected with a sliding column 204, the outer wall of the sliding column 204 is attached to the inner wall of the chute 202, one end of the sliding column 204 is fixedly connected with a fixing strip 205, the fixing strip 205 and the spring 203 form a telescopic structure through the sliding column 204, one side of the fixing strip 205 is fixedly connected with a clamping block 206, a circulation groove 207 is formed on one side of the clamping block 206, a hollow fiber nanofiltration membrane 7 is arranged on the other side of the clamping block 206, one end of the hollow fiber nanofiltration membrane 7 is provided with a circulation pipe 8, one side of the clamping block 206 is attached to the outer wall of the hollow fiber nanofiltration membrane 7, and one end of the circulation pipe 8 penetrates through the inner part of the shell 1 and is connected with one end of the hollow fiber nanofiltration membrane 7;
more specifically, in this embodiment, when the raw water under high pressure impacts the hollow fiber nanofiltration membrane 7, a chute 202 is formed through the other side of the fixed block 201, the inner wall of the chute 202 is fixedly connected with a spring 203, and one end of the spring 203 is fixedly connected with a sliding column 204, so that when the sliding column 204 is pressed to compress the spring 203, the elasticity of the spring 203 is used for rebound counteracting, and then the outer wall of the sliding column 204 is attached to the inner wall of the chute 202, so that the sliding column 204 is limited, the stability in the moving process of the sliding column 204 is improved, and the buffering effect of the buffering structure 2 is further improved;
then, one end of the sliding column 204 is fixedly connected with a fixing strip 205, one side of the fixing strip 205 is fixedly connected with a clamping block 206, and the fixing strip 205 and the spring 203 form a telescopic structure through the sliding column 204, so that when the hollow fiber nanofiltration membrane 7 is impacted, the hollow fiber nanofiltration membrane 7 is buffered through the plurality of clamping blocks 206, and then one side of the clamping block 206 is provided with a circulation groove 207, so that the contact surface with the hollow fiber nanofiltration membrane 7 is reduced while the hollow fiber nanofiltration membrane 7 is buffered, and the filtering effect of the hollow fiber nanofiltration membrane 7 is improved;
through the above, thereby the impact pressure of rivers to hollow fiber nanofiltration membrane 7 has been buffered, and then the damage that hollow fiber nanofiltration membrane 7 received has been reduced, has improved the life of this high pressure resistant hollow fiber nanofiltration membrane, when follow-up hollow fiber nanofiltration membrane 7 carries out the back flush, also can use higher pressure to wash simultaneously, thereby improved follow-up washing effect, and then improved the practicality of this high pressure resistant hollow fiber nanofiltration membrane.
Embodiment two:
on the basis of the embodiment, the outer wall of the shell 1 is in threaded connection with the top cover 3, the top of the top cover 3 is provided with the water inlet 4, the inner wall of the water inlet 4 is correspondingly provided with the water inlet pipe 5, one end of the water inlet pipe 5 is fixedly connected with the filter screen 6, the inner wall of the top cover 3 is fixedly connected with the sealing ring 9, the outer wall of the sealing ring 9 is attached to the inner wall of the shell 1, then the bottom of the shell 1 is fixedly connected with the connecting block 10, the connecting block 10 is in a funnel shape, and the bottom of the connecting block 10 is fixedly connected with the drain pipe 11;
more specifically, in this embodiment, the outer wall threaded connection of shell 1 has top cap 3, and water inlet 4 has been seted up at the top of top cap 3, and the inner wall of water inlet 4 corresponds to be provided with inlet tube 5, then the one end fixedly connected with filter screen 6 of inlet tube 5, thereby when the raw water flows in through inlet tube 5, through the filter screen 6 to the impurity in the raw water block, reduce impurity particle in the rivers, and then the washing frequency of follow-up hollow fiber nanofiltration membrane 7 has been reduced, then the inner wall fixedly connected with sealing ring 9 of top cap 3, and sealing ring 9's outer wall laminating sets up the inner wall at shell 1, thereby avoid taking place the water seepage condition in top cap 3 junction, and then improved the sealing performance of this high pressure resistant hollow fiber nanofiltration membrane.
Working principle: when the high-pressure-resistant hollow fiber nanofiltration membrane is used, firstly, when the high-pressure raw water impacts the hollow fiber nanofiltration membrane 7, the hollow fiber nanofiltration membrane 7 is buffered through a plurality of clamping blocks 206, and then one side of the clamping block 206 is provided with a circulation groove 207, so that the contact surface with the hollow fiber nanofiltration membrane 7 is reduced while the hollow fiber nanofiltration membrane 7 is buffered, and the filtration effect of the hollow fiber nanofiltration membrane 7 is improved;
immediately when raw water flows in through the water inlet pipe 5, the impurity in raw water is blocked through the filter screen 6, impurity particles in water flow are reduced, and then the subsequent flushing frequency of the hollow fiber nanofiltration membrane 7 is reduced, then the inner wall fixedly connected with sealing ring 9 of the top cover 3, and the outer wall laminating of the sealing ring 9 is arranged on the inner wall of the shell 1, so that the water seepage condition at the joint of the top cover 3 is avoided, and the sealing performance of the high-pressure-resistant hollow fiber nanofiltration membrane is improved.
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 (7)
1. The utility model provides a high pressure resistant hollow fiber nanofiltration membrane, includes shell (1), its characterized in that: the inner wall equidistance of shell (1) is provided with buffer structure (2), and the outer wall threaded connection of shell (1) has top cap (3), water inlet (4) have been seted up at the top of top cap (3), and the inner wall of water inlet (4) corresponds and is provided with inlet tube (5), the one end fixedly connected with filter screen (6) of inlet tube (5).
2. The high-pressure-resistant hollow fiber nanofiltration membrane according to claim 1, wherein the buffer structure (2) comprises a fixed block (201), one side of the fixed block (201) is fixedly connected to the inner wall of the housing (1), a sliding groove (202) is formed in the other side of the fixed block (201), a spring (203) is fixedly connected to the inner wall of the sliding groove (202), and a sliding column (204) is fixedly connected to one end of the spring (203).
3. The high-pressure-resistant hollow fiber nanofiltration membrane according to claim 2, wherein the outer wall of the sliding column (204) is attached to the inner wall of the sliding groove (202), one end of the sliding column (204) is fixedly connected with a fixing strip (205), and the fixing strip (205) and the spring (203) form a telescopic structure through the sliding column (204).
4. A high-pressure-resistant hollow fiber nanofiltration membrane according to claim 3, wherein one side of the fixing strip (205) is fixedly connected with a clamping block (206), one side of the clamping block (206) is provided with a circulation groove (207), the other side of the clamping block (206) is provided with a hollow fiber nanofiltration membrane (7), and one end of the hollow fiber nanofiltration membrane (7) is provided with a circulation pipe (8).
5. The high-pressure-resistant hollow fiber nanofiltration membrane according to claim 4, wherein one side of the clamping block (206) is attached to the outer wall of the hollow fiber nanofiltration membrane (7), and one end of the flow pipe (8) penetrates through the inside of the shell (1) and is connected with one end of the hollow fiber nanofiltration membrane (7).
6. The high-pressure-resistant hollow fiber nanofiltration membrane according to claim 1, wherein the sealing ring (9) is fixedly connected to the inner wall of the top cover (3), and the outer wall of the sealing ring (9) is attached to the inner wall of the housing (1).
7. The high-pressure-resistant hollow fiber nanofiltration membrane according to claim 1, wherein a connecting block (10) is fixedly connected to the bottom of the housing (1), the connecting block (10) is funnel-shaped, and a drain pipe (11) is fixedly connected to the bottom of the connecting block (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223177576.4U CN219002628U (en) | 2022-11-29 | 2022-11-29 | High-pressure-resistant hollow fiber nanofiltration membrane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223177576.4U CN219002628U (en) | 2022-11-29 | 2022-11-29 | High-pressure-resistant hollow fiber nanofiltration membrane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219002628U true CN219002628U (en) | 2023-05-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223177576.4U Active CN219002628U (en) | 2022-11-29 | 2022-11-29 | High-pressure-resistant hollow fiber nanofiltration membrane |
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| Country | Link |
|---|---|
| CN (1) | CN219002628U (en) |
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- 2022-11-29 CN CN202223177576.4U patent/CN219002628U/en active Active
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