CN218653888U - External pressure tubular micro-filtration membrane - Google Patents
External pressure tubular micro-filtration membrane Download PDFInfo
- Publication number
- CN218653888U CN218653888U CN202222364948.8U CN202222364948U CN218653888U CN 218653888 U CN218653888 U CN 218653888U CN 202222364948 U CN202222364948 U CN 202222364948U CN 218653888 U CN218653888 U CN 218653888U
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- China
- Prior art keywords
- wall
- fixedly connected
- pipeline shell
- external pressure
- ring
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- 239000012528 membrane Substances 0.000 title claims abstract description 54
- 238000001471 micro-filtration Methods 0.000 title claims abstract description 22
- 239000004810 polytetrafluoroethylene Substances 0.000 claims abstract description 20
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims abstract description 20
- 239000010865 sewage Substances 0.000 claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 238000011010 flushing procedure Methods 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 4
- 239000012535 impurity Substances 0.000 abstract description 11
- 239000012982 microporous membrane Substances 0.000 description 3
- 238000001914 filtration Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Images
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- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model belongs to the technical field of tubular microfiltration membrane, especially, external pressure tubular microfiltration membrane to current filter membrane after long-time the use, the filter membrane bonds impurity easily or damages, because the pipeline is generally fixed through the screw, leads to being not convenient for change with abluent problem to the filter membrane, now proposes following scheme, and it includes the pipeline shell, the inside fixedly connected with inner ring of pipeline shell, the inner wall fixedly connected with fixed block of pipeline shell, the outer wall fixedly connected with round bar of fixed block, the outer wall sliding sleeve of round bar is equipped with the piston, the utility model discloses under the effect of fixed block, round bar and piston, make things convenient for sewage to get into to when the back flush, avoid impurity to discharge from the inlet tube, sewage filters through the effect of PTFE filter membrane to in rivers and pressurization back air get into the pipeline shell from the back flush pipe, wash the impurity on the PTFE filter membrane.
Description
Technical Field
The utility model relates to a tubular microfiltration membrane technical field especially relates to an external pressure tubular microfiltration membrane.
Background
The core of the tubular micro-filtration membrane is a microporous membrane which is a porous membrane made of ultra-high molecular polymer, the pore size range of the microporous membrane is 0.1-1.0 micron, and the microporous membrane is combined with a micro-flocculation technology, so that suspended particles, colloids, organic macromolecules, bacteria, microorganisms and the like in raw water can be separated out by the downflow filtration membrane driven by the pressure of 0.1-1.8 kg/cm < 2 > of the raw water, and the water is purified.
In the prior art, after the filter membrane is used for a long time, the filter membrane is easy to bond impurities or damage, and the pipeline is generally fixed through screws, so that the filter membrane is inconvenient to replace and clean, and an external pressure pipe type microfiltration membrane is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the filter membrane after long-time the use, the filter membrane bonds impurity or damages easily, because the pipeline is generally fixed through the screw, leads to not being convenient for change with abluent shortcoming to the filter membrane, and an external pressure tubular micro-filtration membrane that proposes.
In order to realize the purpose, the utility model adopts the following technical scheme:
the utility model provides an external pressure tubular micro-filtration membrane, includes the pipeline shell, the inside fixedly connected with inner ring of pipeline shell, the inner wall fixedly connected with fixed block of pipeline shell, the outer wall fixedly connected with round bar of fixed block, the outer wall sliding sleeve of round bar is equipped with the piston, the inner wall sliding connection of pipeline shell has first collar, a plurality of PTFE filter membranes of the even fixedly connected with of outer wall of first collar, the inner wall threaded connection of pipeline shell has the top cap, the inner wall fixedly connected with ring of top cap, the outer wall sliding connection of ring has the lantern ring, the bottom fixedly connected with second collar of the lantern ring, the outer wall of second collar and the outer wall fixed connection of PTFE filter membrane, the top of pipeline shell is equipped with washes the mechanism.
Preferably, the flushing mechanism comprises a second connecting piece, the outer wall of the top cover is fixedly communicated with the outer wall of the second connecting piece, the outer wall of the second connecting piece is fixedly communicated with a water outlet pipe and a back flushing pipe, the outer wall of the pipeline shell is fixedly communicated with a sewage discharge pipe, valves are arranged on the outer walls of the water outlet pipe, the back flushing pipe and the sewage discharge pipe, and impurities are discharged through the arranged sewage discharge pipe.
Preferably, the bottom of the pipeline shell is fixedly connected with a bottom ring, and a first connecting piece is fixedly mounted on the outer wall of the bottom ring.
Preferably, the outer wall of the first connecting piece is fixedly communicated with a water inlet pipe.
Preferably, the outer wall of the inner ring is provided with an inclined hole, the outer wall of the piston is in contact with the inner wall of the inclined hole, and the PTFE filter membrane is convenient to clean by arranging the piston.
Preferably, the outer wall cover of top cap is equipped with the seal cover, improves the leakproofness between top cap and the pipeline shell through setting up the seal cover.
Preferably, the outer wall of the gland is in contact with the outer wall of the pipe casing.
Compared with the prior art, the utility model has the advantages of:
this scheme is at the fixed block, under the effect of round bar and piston, make things convenient for sewage to get into, and when the back flush, avoid impurity to follow the inlet tube discharge, sewage filters through the effect of PTFE filter membrane, and rivers and pressurization back air follow the recoil pipe and get into the pipeline shell in, wash the impurity on the PTFE filter membrane, impurity flows from the blow off pipe, it drives the lantern ring through the ring and outwards removes to rotate the top cap, thereby make first collar, PTFE filter membrane and second collar outwards slide, the convenience is changed the PTFE filter membrane.
Drawings
FIG. 1 is a schematic view of a three-dimensional structure of an external pressure tubular microfiltration membrane according to the present invention;
FIG. 2 is a schematic cross-sectional view of an external pressure tubular microfiltration membrane according to the present invention;
FIG. 3 is an enlarged schematic structural view of the portion A in FIG. 2 of an external pressure tubular microfiltration membrane according to the present invention;
fig. 4 is an enlarged structural schematic diagram of a part B in fig. 2 of the external pressure tubular microfiltration membrane according to the present invention.
In the figure: 1. a duct housing; 2. a bottom ring; 3. a first connecting member; 4. a water inlet pipe; 5. an inner ring; 6. a fixed block; 7. a round bar; 8. a piston; 9. a first mounting ring; 10. a PTFE filter membrane; 11. a top cover; 12. a circular ring; 13. a collar; 14. a second mounting ring; 15. a second connecting member; 16. a water outlet pipe; 17. back flushing the pipe; 18. a sewage discharge pipe.
Detailed Description
Shown by fig. 1-4, relate to an external pressure tubular microfiltration membrane, including pipeline shell 1, pipeline shell 1's inside fixedly connected with inner ring 5, pipeline shell 1's inner wall fixedly connected with fixed block 6, pipeline shell 1's bottom fixedly connected with end ring 2, end ring 2's outer wall fixed mounting has first connecting piece 3, fixed block 6's outer wall fixedly connected with round bar 7, the outer wall sliding sleeve of round bar 7 is equipped with piston 8, piston 8 removes through round bar 7, the outer wall fixed intercommunication of first connecting piece 3 has inlet tube 4, pipeline shell 1's inner wall sliding connection has first collar 9, the even fixedly connected with of outer wall of first collar 9 has a plurality of PTFE filter membranes 10, sewage filters through the effect of PTFE filter membrane 10, pipeline shell 1's inner wall threaded connection has top cap 11, the inner wall fixedly connected with ring 12 of top cap 11, the outer wall sliding connection of ring 12 has lantern ring 13, it drives lantern ring 13 through ring 12 and outwards moves to rotate top cap 11, the bottom fixedly connected with second mounting ring 14 of lantern ring 13, the outer wall of second mounting ring 14 and the fixed connection of filter membrane 10, the top of PTFE of pipeline shell is equipped with the flushing mechanism.
As shown in fig. 1 to 3, the flushing mechanism includes a second connecting member 15, the outer wall of the top cover 11 is fixedly communicated with the outer wall of the second connecting member 15, the outer wall of the inner ring 5 is provided with an inclined hole, the outer wall of the piston 8 is in contact with the inner wall of the inclined hole, the outer wall of the second connecting member 15 is fixedly communicated with a water outlet pipe 16 and a recoil pipe 17, water flow and pressurized air enter the pipe casing 1 from the recoil pipe 17 and the second connecting member 15, the outer wall of the pipe casing 1 is fixedly communicated with a sewage discharge pipe 18, the outer wall of the top cover 11 is sleeved with a sealing sleeve, the outer wall of the sealing sleeve is in contact with the outer wall of the pipe casing 1, and valves are installed on the outer walls of the recoil pipe 17 and the sewage discharge pipe 18.
The working principle is as follows: when using, sewage gets into in the pipeline shell 1 from inlet tube 4 and first connecting piece 3, under the impact force of sewage, piston 8 passes through round bar 7 rebound, make sewage get into the inside of pipeline shell 1 through the inclined hole, filter through the effect of PTFE filter membrane 10, sewage after the filtration passes through second connecting piece 15 and outlet pipe 16 discharges, when washing PTFE filter membrane 10, open backwash pipe 17 and blow off pipe 18 through the valve, close outlet pipe 16, rivers and pressurization back air get into in pipeline shell 1 from backwash pipe 17 and second connecting piece 15, wash the impurity on the PTFE filter membrane 10, impurity flows out from blow off pipe 18, piston 8 is under the backpressure of rivers and air this moment, the inclined hole is plugged up to the filter membrane, avoid sewage to discharge from inlet tube 4, when changing PTFE filter membrane 10, it drives lantern ring 13 through ring 12 and outwards moves to rotate top cap 11, thereby make first collar 9, PTFE 10 and second collar 14 outwards slide, it is convenient to change filter membrane 10.
The above descriptions are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to, replaced or changed.
Claims (7)
1. The utility model provides an external pressure tubular microfiltration membrane, includes pipeline shell (1), its characterized in that, the inside fixedly connected with inner ring (5) of pipeline shell (1), the inner wall fixedly connected with fixed block (6) of pipeline shell (1), the outer wall fixedly connected with round bar (7) of fixed block (6), the outer wall sliding sleeve of round bar (7) is equipped with piston (8), the inner wall sliding connection of pipeline shell (1) has first collar (9), the even fixedly connected with a plurality of PTFE filter membrane (10) of outer wall of first collar (9), the inner wall threaded connection of pipeline shell (1) has top cap (11), the inner wall fixedly connected with ring (12) of top cap (11), the outer wall sliding connection of ring (12) has the lantern ring (13), the bottom fixedly connected with second collar (14) of the lantern ring (13), the outer wall of second collar (14) and the outer wall fixed connection of PTFE filter membrane (10), the top of pipeline shell (1) is equipped with washes the mechanism.
2. An external pressure pipe type microfiltration membrane according to claim 1, wherein the flushing mechanism comprises a second connecting piece (15), the outer wall of the top cover (11) is fixedly communicated with the outer wall of the second connecting piece (15), the outer wall of the second connecting piece (15) is fixedly communicated with a water outlet pipe (16) and a back flushing pipe (17), the outer wall of the pipeline shell (1) is fixedly communicated with a sewage discharge pipe (18), and valves are arranged on the outer walls of the water outlet pipe (16), the back flushing pipe (17) and the sewage discharge pipe (18).
3. External pressure tubular microfiltration membrane according to claim 1 wherein a bottom ring (2) is fixedly connected to the bottom of the tubular housing (1), and a first connector (3) is fixedly mounted on the outer wall of the bottom ring (2).
4. External pressure tubular microfiltration membrane according to claim 3 characterised in that said first connector (3) has a water inlet pipe (4) fixed in communication with the outer wall.
5. External pressure tubular microfiltration membrane according to claim 1 wherein the outer wall of the inner ring (5) is perforated with inclined holes and the outer wall of the piston (8) is in contact with the inner wall of the inclined holes.
6. External pressure tubular microfiltration membrane according to claim 1 wherein the outer wall of the top cap (11) is sheathed with a sealing sleeve.
7. External pressure tubular microfiltration membrane according to claim 6 characterised in that the outer wall of the sealing sleeve is in contact with the outer wall of the pipe casing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222364948.8U CN218653888U (en) | 2022-09-06 | 2022-09-06 | External pressure tubular micro-filtration membrane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222364948.8U CN218653888U (en) | 2022-09-06 | 2022-09-06 | External pressure tubular micro-filtration membrane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218653888U true CN218653888U (en) | 2023-03-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222364948.8U Active CN218653888U (en) | 2022-09-06 | 2022-09-06 | External pressure tubular micro-filtration membrane |
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| Country | Link |
|---|---|
| CN (1) | CN218653888U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116621243A (en) * | 2023-06-05 | 2023-08-22 | 泰州禾益新材料科技有限公司 | Nanofiltration membrane organic pollutant filtering device with hierarchical filtering function |
-
2022
- 2022-09-06 CN CN202222364948.8U patent/CN218653888U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116621243A (en) * | 2023-06-05 | 2023-08-22 | 泰州禾益新材料科技有限公司 | Nanofiltration membrane organic pollutant filtering device with hierarchical filtering function |
| CN116621243B (en) * | 2023-06-05 | 2024-01-30 | 泰州禾益新材料科技有限公司 | Nanofiltration membrane organic pollutant filtering device with hierarchical filtering function |
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