CN220758703U - Anti-pollution membrane structure convenient to detach - Google Patents
Anti-pollution membrane structure convenient to detach Download PDFInfo
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- CN220758703U CN220758703U CN202322442224.5U CN202322442224U CN220758703U CN 220758703 U CN220758703 U CN 220758703U CN 202322442224 U CN202322442224 U CN 202322442224U CN 220758703 U CN220758703 U CN 220758703U
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- 239000012528 membrane Substances 0.000 title claims abstract description 135
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 42
- 230000006835 compression Effects 0.000 claims description 26
- 238000007906 compression Methods 0.000 claims description 26
- 238000007789 sealing Methods 0.000 claims description 18
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 10
- 238000009434 installation Methods 0.000 abstract description 3
- 238000001223 reverse osmosis Methods 0.000 abstract description 3
- 239000011550 stock solution Substances 0.000 description 9
- 239000012466 permeate Substances 0.000 description 6
- 239000011324 bead Substances 0.000 description 4
- 230000003373 anti-fouling effect Effects 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model belongs to the technical field of reverse osmosis membranes, and particularly relates to an anti-pollution membrane structure convenient to detach, which comprises a membrane shell, wherein a membrane element is arranged in the membrane shell, two end parts of the membrane shell are detachably connected with end covers, each end cover comprises a cylindrical side plate and a circular end plate, a plurality of jacks along the radial direction of the membrane shell are arranged in each side plate, inserted rods are movably penetrated in the jacks, a baffle is arranged on one side, close to the membrane shell, of the end plate, an annular groove is formed in one end, close to the end plate, of the membrane shell, and the baffle is placed in the groove; the outer wall of the membrane shell is provided with a first convex rib, a second convex rib and a third convex rib which are matched with the inserted link; the membrane element comprises a water collecting pipe axially arranged along the membrane shell, and the outer wall of the water collecting pipe is coated with a multi-layer membrane assembly. When the end cover is installed, the baffle plate is only required to be aligned with the groove, the end cover is pressed towards the direction of the membrane shell, and when the end cover is disassembled, the end cover is pressed towards the direction of the membrane shell, and then the end cover is moved towards the direction away from the membrane shell, so that the operation of the installation and disassembly processes is simple, and the use is convenient.
Description
Technical Field
The utility model belongs to the technical field of reverse osmosis membranes, and particularly relates to an anti-pollution membrane structure convenient to detach.
Background
The anti-fouling membrane structure typically comprises a separation device, typically comprising a central water collection tube and a folded multi-layer membrane assembly wound around the central water collection tube, and an externally mounted membrane shell. Wherein, the central water collecting pipe comprises two opposite axial ends and an annular side wall, one end of the two axial ends is sealed, the other end is not sealed and is used as a discharge outlet, and an opening is arranged on the annular side wall. The folding multi-layer membrane assembly comprises a permeable membrane layer having an active face and an inactive face, a stock solution transport layer in contact with the active face, and a permeate transport layer in contact with the inactive face and the center header, each layer being folded in a manner to prevent the stock solution transport layer from contacting the permeate transport layer or the center header. The folding multi-layer membrane assembly is wound around the central header to form a cylindrical structured winding having an annular outer surface, a first end surface adjacent the sealed end of the central header, and a second end surface adjacent the discharge outlet of the central header. Wherein edges of the folded multi-layer membrane assembly at the first end face and the second end face are sealed in a manner to prevent the dope from contacting or entering the permeate transport layer. The annular outer surface is also sealed in a certain way.
In operation, a solute-containing dope enters the dope-transporting layer from the first end face of the folded multi-layer membrane module in contact with the active face of the permeable membrane layer. A portion of the stock solution permeates from the active side of the permeable membrane layer to the inactive side of the permeable membrane layer in the form of permeate, thereby entering the permeate transport layer in contact with the central discharge tube and entering the central discharge tube through the openings in the annular side wall of the central discharge tube, flowing toward the discharge outlet and out of the discharge opening. The residual stock solution in the stock solution conveying layer flows along the axial direction, in the flowing process, the penetrating fluid continuously penetrates into the penetrating fluid conveying layer from the stock solution conveying layer and enters the central discharge pipe, the solute content in the residual stock solution in the stock solution conveying layer is gradually increased, the stock solution is gradually thickened, and finally, the separating device flows out from the second end face of the folding multi-layer membrane assembly in the form of concentrated solution.
However, after long-term use, the surface of the multi-layer film assembly may become contaminated with many impurities, which may interfere with subsequent normal use of the device without periodic cleaning. When cleaning, need dismantle separator whole from the membrane shell, install again after accomplishing its washing, at present anti-pollution membrane structure often is through threaded connection, and the dismantlement and the installation of this kind of mode are not simple and convenient enough.
Disclosure of Invention
The utility model aims to provide an anti-pollution film structure convenient to detach, so as to solve the problems in the background technology.
In order to achieve the technical purpose, the technical scheme of the utility model comprises the following steps:
the utility model provides a convenient antipollution membrane structure who dismantles, includes the membrane shell, the membrane is equipped with the membrane element in the slip in the membrane shell, the connection end cover can be dismantled to the both ends of membrane shell, the end cover includes tubular curb plate and circular end plate, the curb plate with the perpendicular fixed connection of end plate, circular hole is seted up at the center of end plate, along set up a plurality of fan-shaped holes around the circular hole, be equipped with a plurality of edges on the curb plate the jack that the membrane shell radially extends, the inserted bar is worn to the activity in the jack, be close to on the end plate one side of membrane shell is fixed to be equipped with annular baffle, the baffle with the end plate is perpendicular, the baffle is located the outside of fan-shaped hole, inwards be equipped with annular recess on the terminal surface of membrane shell, the baffle is pegged graft in the recess in the slip, the inside wall and the outside wall of baffle all with the lateral wall of recess offset;
annular first ribs and annular second ribs are fixedly arranged on the outer walls of the two end parts of the membrane shell, the first ribs are parallel to the second ribs, the first ribs are close to the end parts of the end covers, third ribs are arranged between the first ribs and the second ribs and are in sliding connection with the membrane shell, longitudinal sections of the peripheral surfaces of the third ribs are triangular, one side wall of each first rib is arc-shaped, and annular grooves matched with the third ribs are formed in the other side wall of each first rib;
the membrane element comprises a water collecting pipe axially arranged along the membrane shell, one end of the water collecting pipe is a sealed end, the other end of the water collecting pipe is an open end, the open end outwards extends to penetrate through the circular hole, the outer wall of the water collecting pipe is coated with a multi-layer membrane assembly, and the pipe wall of the water collecting pipe is fixedly connected with the multi-layer membrane assembly.
As an improvement, the inserted bar includes the body of rod, the both ends of the body of rod are fixed connection dop and wedge respectively, the outer wall slip of the body of rod is equipped with first compression spring, first compression spring is located in the jack, first compression spring's both ends respectively with the inner wall of jack with the wedge offsets, the dop is located the outside of curb plate, be equipped with the inclined plane on the wedge one side of keeping away from the end cover, the wedge cooperatees with first bead and second bead.
As a further improvement, a second compression spring is arranged in the groove, the second compression spring and the membrane shell are located on the same axis, one end of the second compression spring is fixedly connected with the membrane shell, and the other end of the second compression spring abuts against the baffle plate.
As a further improvement, annular rubber layers are fixedly arranged on the inner side wall and the outer side wall of the baffle, the rubber layers are in interference fit with the grooves, and the thickness of the end part, close to one end of the membrane shell, of the baffle is smaller than that of the other end of the baffle.
As a further improvement, a sealing ring is detachably arranged on the outer side wall of the multilayer membrane assembly, the outer wall of the sealing ring abuts against the inner wall of the membrane shell, the sealing ring is close to the sealing end of the water collecting pipe, a V-shaped groove is formed in the sealing ring, and the opening of the V-shaped groove faces the end cover side.
As a further improvement, a plurality of groups of membrane elements are arranged in the membrane shell, connecting pipes are detachably arranged between the membrane elements, and two ends of each connecting pipe are respectively connected with the end parts of two adjacent water collecting pipes in a threaded manner.
By adopting the technical scheme, the utility model has the beneficial effects that:
according to the utility model, the first convex rib, the second convex rib and the third convex rib are arranged on the outer side wall of the membrane shell and are matched with the inserted link on the end cover, so that the inserted link can be pushed between the first convex rib and the third convex rib and is propped against the first convex rib only by aligning the baffle with the groove and pressing the end cover towards the direction of the membrane shell when the end cover is installed, and the end cover is installed.
When the membrane shell is disassembled, the end cover is pressed towards the direction of the membrane shell, the inserted link is moved between the third rib and the second rib, the inserted link is not clamped when being slid leftwards again, then the inserted link is moved towards the direction far away from the membrane shell, the inserted link drives half of the side wall of the third rib to move into the annular groove of the first rib, then the end cover is continuously moved towards the direction far away from the membrane shell, and the inserted link slides over the third rib and the first rib until the end cover is disassembled from the end part of the membrane shell. Therefore, the anti-pollution film structure provided by the utility model is simple to operate and convenient to use in the process of installing and detaching.
Drawings
FIG. 1 is a schematic view of the internal structure of a readily removable anti-fouling membrane structure;
FIG. 2 is a schematic view of the overall structure of a readily removable anti-fouling membrane structure;
fig. 3 is an enlarged view of a portion a of fig. 1;
FIG. 4 is a schematic structural view of a membrane shell;
FIG. 5 is a schematic view of the structure of the plunger;
wherein: the novel plastic membrane comprises a 1-membrane shell, a 2-end cover, a 3-side plate, a 4-end plate, a 5-round hole, a 6-fan-shaped hole, a 7-inserted rod, an 8-baffle, a 9-first rib, a 10-second rib, a 11-third rib, a 12-annular groove, a 13-water collecting pipe, a 14-multi-layer membrane assembly, a 15-rod body, a 16-clamping head, a 17-wedge block, a 18-first compression spring, a 19-second compression spring, a 20-sealing ring and a 21-connecting pipe.
Detailed Description
The utility model will be further described with reference to the following detailed description and the accompanying drawings. Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to be limiting of the present patent; for the purpose of better illustrating embodiments of the utility model, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the size of the actual product; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numbers in the drawings of embodiments of the utility model correspond to the same or similar components; in the description of the present utility model, it should be understood that, if there is an azimuth or positional relationship indicated by terms such as "upper", "lower", "left", "right", etc., based on the azimuth or positional relationship shown in the drawings, it is only for convenience of describing the present utility model and simplifying the description, but it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus terms describing the positional relationship in the drawings are merely illustrative and should not be construed as limitations of the present patent, and specific meanings of the terms described above may be understood by those skilled in the art according to specific circumstances.
As shown in fig. 1-5, an anti-pollution membrane structure convenient to detach comprises a membrane shell 1, wherein the membrane shell 1 is provided with a hollow cavity, membrane elements are slidably arranged in the membrane shell 1, and two end parts of the membrane shell 1 are detachably connected with end covers 2. The end cover 2 comprises a cylindrical side plate 3 and a circular end plate 4, wherein the side plate 3 is vertically and fixedly connected with the end plate 4, a circular hole 5 is formed in the center of the end plate 4, and a plurality of fan-shaped holes 6 are formed along the periphery of the circular hole 5. The circular holes 5 and the fan-shaped holes 6 allow water to pass through. A plurality of jacks extending along the radial direction of the membrane shell 1 are arranged in the side plates 3, inserting rods 7 are movably arranged in the jacks in a penetrating mode, and the inserting rods 7 can slide along the radial direction. An annular baffle plate 8 is fixedly arranged on one side, close to the membrane shell 1, of the end plate 4, the baffle plate 8 is perpendicular to the end plate 4, and the baffle plate 8 is located on the outer side of the fan-shaped hole 6. An annular groove is inwards formed in the end face of the membrane shell 1, the baffle plate 8 is inserted into the groove in a sliding mode, and the inner side wall and the outer side wall of the baffle plate 8 are propped against the side wall of the groove. When in use, the baffle plate 8 is inserted into the groove, the baffle plate 8 and the membrane shell 1 are matched to play a sealing role, and raw water is prevented from flowing out from between the side plate 3 and the membrane shell 1.
Annular first ribs 9 and second ribs 10 are fixedly arranged on the outer walls of the two end parts of the membrane shell 1, the first ribs 9 are parallel to the second ribs 10, the first ribs 9 are close to the end parts of the end cover 2, third ribs 11 are arranged between the first ribs 9 and the second ribs 10, and the third ribs 11 are in sliding connection with the membrane shell 1. The longitudinal section of the outer peripheral surface of the third rib 11 is triangular, one side wall of the first rib 9 is arc-shaped, the other side wall is provided with an annular groove 12 matched with the third rib 11, and the side wall of the third rib 11 can be placed in the annular groove 12.
In the present embodiment, the mounting and dismounting process of the left side end cap 2 is taken as an example: before the end cover 2 is installed, the inserted link 7 is positioned at the left side of the first rib 9, then the end cover 2 is pushed to the right until the inserted link 7 is positioned between the first rib 9 and the third rib 11, the right side of the first rib 9 abuts against the left side of the inserted link 7, and then the end cover 2 is fixed at the outer side of the end part of the membrane shell 1. When the end cover 2 is disassembled, the end cover 2 moves rightward until the inserted rod 7 moves to the right side of the third rib 11 and the left side of the second rib 10, then the end cover 2 moves leftward, and the end cover 2 drives the third rib 11 to move leftward together in the leftward movement process until the left side of the third rib 11 enters the annular groove 12, the top of the third rib 11 is connected with the top of the first rib 9, and the end part of the sliding rod slides leftwards from the outer peripheral surfaces of the third rib 11 and the first rib 9. Because the top of the third rib 11 is connected with the top of the first rib 9, the sliding rod 7 can smoothly slide over the surfaces of the first rib 9 and the third rib 11 in the process of moving leftwards, and the sliding rod is prevented from being blocked by the right side wall of the first rib 9. In the moving process of the end cover 2, after the inserted link 7 hits the first rib 9 and the third rib 11, the inserted link 7 slides along the outer peripheral surfaces of the first rib 9 and the third rib 11 and simultaneously moves outwards along the radial direction of the membrane shell 1, and after the end cover 2 moves leftwards to be separated from the outer peripheral surfaces of the third rib 11 and the first rib 9, the membrane shell 1 is separated from the end cover 2.
The membrane element comprises a water collecting pipe 13 axially arranged along the membrane shell 1, one end of the water collecting pipe 13 is a sealed end, the other end of the water collecting pipe is an open end, the open end outwards extends to penetrate through the circular hole 5, the outer wall of the water collecting pipe 13 is coated with a multi-layer membrane assembly 14, and the pipe wall of the water collecting pipe 13 is fixedly connected with the multi-layer membrane assembly 14. The water collecting pipe 13 and the multi-layer membrane module 14 in this embodiment are well known in the art, and after raw water enters from the end cover 2, filtered water flows axially in the water collecting pipe 13 and flows out from the open end of the water collecting pipe 13 through the reverse osmosis of the multi-layer membrane module 14, and concentrated water flows out from the fan-shaped hole 6 of the other end cover 2.
Specifically, the inserted link 7 includes a rod body 15, two ends of the rod body 15 are respectively fixedly connected with a clamping head 16 and a wedge block 17, the outer wall of the rod body 15 is slidably provided with a first compression spring 18, the first compression spring 18 is located in the jack, and two ends of the first compression spring 18 respectively abut against the inner wall of the jack and the wedge block 17. The chuck 16 is located the outside of curb plate 3, and the wedge 17 is gone up and is kept away from the one side of end cover 2 and is equipped with the inclined plane, and wedge 17 and first bead 9 and second bead 10 cooperate. Taking the left end cover 2 as an example, the inclined surface on the right side of the wedge block 17 facilitates the movement to the right, and the vertical surface on the left side of the wedge block 17 facilitates the clamping by the right side of the first rib 9 when the wedge block is fixed, so that the installation and the disassembly processes are convenient.
In this embodiment, when the plunger 7 moves to the outer circumferential surface of the first rib 9 or the third rib 11, the plunger 7 moves outward in the radial direction of the membrane housing 1, and the wedge block 17 compresses the first compression spring 18. When the inserted link 7 continues to move until the inserted link is separated from the outer circumferential surface of the first rib 9 or the third rib 11, the wedge block 17 moves inwards along the radial direction of the membrane shell 1 under the action of the elastic force of the first compression spring 18, and the inserted link 7 cannot fall off and is fixed more firmly in the fixing process of the end cover 2. The chuck 16 plays a limiting role during the radially inward movement of the rod body 15.
Specifically, a second compression spring 19 is arranged in the groove, the second compression spring 19 and the membrane shell 1 are located on the same axis, one end of the second compression spring 19 is fixedly connected with the membrane shell 1, and the other end of the second compression spring is propped against the baffle plate 8. The second compression spring 19 gives the baffle 8 a force away from the membrane shell 1, so that the end cover 2 has a trend away from the membrane shell 1, and after the end cover 2 is mounted on the end part of the membrane shell 1, the inserted link 7 and the first convex rib 9 are tightly propped against each other, so that the stability between the end cover 2 and the membrane shell 1 is stronger.
Specifically, all fixed be equipped with annular rubber layer on baffle 8's the inside wall and the lateral wall, rubber layer and recess interference fit, the leakproofness between rubber layer messenger baffle 8 and the recess is stronger, and the rubber layer has the cushioning effect, avoids between baffle 8 and the membrane shell 1 that rigidity is too strong, strengthens its stability. The thickness of the end part of the baffle plate 8, which is close to one end of the membrane shell 1, is smaller than that of the other end, so that the baffle plate 8 can be conveniently inserted into the groove.
Specifically, a sealing ring 20 is detachably arranged on the outer side wall of the multilayer membrane assembly 14, the outer wall of the sealing ring 20 abuts against the inner wall of the membrane shell 1, the sealing ring 20 is close to the sealing end of the water collecting pipe 13, a V-shaped groove is arranged on the sealing ring 20, and the opening of the V-shaped groove faces the side of the end cover 2. After the sealing ring 20 receives the impact of the raw water to the right, the outer ring of the V-shaped groove is extruded by the raw water to be tightly attached to the inner side wall of the membrane shell 1, and the inner ring of the V-shaped groove is extruded by the raw water to be tightly attached to the outer side wall of the multi-layer membrane assembly 14, so that the raw water is prevented from entering a gap between the membrane shell 1 and the multi-layer membrane assembly 14, and the filtering effect of the multi-layer membrane assembly 14 is prevented from being influenced.
Specifically, a plurality of groups of membrane elements are arranged in the membrane shell 1, connecting pipes 21 are detachably arranged between the membrane elements, filtered water can pass through the connecting pipes 21, and two ends of each connecting pipe 21 are respectively connected with the ends of two adjacent water collecting pipes 13 in a threaded manner. The multiple membrane elements are connected in series, so that the concentrated water generated by the previous membrane element flows into the next membrane element for filtering again, and the recovery rate of the water is improved.
According to the utility model, the first convex rib 9, the second convex rib 10 and the third convex rib 11 are arranged on the outer side wall of the membrane shell 1 and are matched with the inserted link 7 on the end cover 2, so that the end cover 2 is installed by only aligning the baffle plate 8 with the groove and then pressing the end cover 2 towards the direction of the membrane shell 1, and the inserted link 7 can be pushed between the first convex rib 9 and the third convex rib 11 and is propped against the first convex rib 9, and the end cover 2 is installed. During disassembly, the end cover 2 is pressed towards the direction of the membrane shell 1, the inserted link 7 is moved between the third rib 11 and the second rib 10, the inserted link 7 is not blocked when sliding leftwards at the moment, then the inserted link 7 is moved towards the direction away from the membrane shell 1, the inserted link 7 drives half of the side wall of the third rib 11 to move into the annular groove 12 of the first rib 9, then the end cover 2 is continuously moved towards the direction away from the membrane shell 1, and the inserted link 7 slides over the third rib 11 and the first rib 9 until the end cover 2 is disassembled from the end part of the membrane shell 1. Therefore, the anti-pollution film structure provided by the utility model is simple to operate and convenient to use in the process of installing and detaching.
The above-described embodiments of the present utility model do not limit the scope of the present utility model. Any other corresponding changes and modifications made in accordance with the technical idea of the present utility model shall be included in the scope of the claims of the present utility model.
Claims (6)
1. The utility model provides an anti-pollution membrane structure convenient to dismantle, includes the membrane shell, the membrane element is equipped with in the slip in the membrane shell, the connection end cover can be dismantled to the both ends of membrane shell, a serial communication port, the end cover includes tubular curb plate and circular end plate, the curb plate with end plate vertical fixation connects, the center of end plate is seted up circular hole, sets up a plurality of fan-shaped holes along the periphery of circular hole, be equipped with a plurality of edges on the curb plate the jack that the membrane shell radially extends, the inserted bar is worn to establish in the activity in the jack, be close to on the end plate one side of membrane shell is fixed to be equipped with annular baffle, the baffle with the end plate is perpendicular, the baffle is located the outside of fan-shaped hole, inwards be equipped with annular recess on the terminal surface of membrane shell, the baffle is pegged graft in the recess in the slip, the inside wall and the lateral wall of baffle all offset with the lateral wall of recess.
Annular first ribs and annular second ribs are fixedly arranged on the outer walls of the two end parts of the membrane shell, the first ribs are parallel to the second ribs, the first ribs are close to the end parts of the end covers, third ribs are arranged between the first ribs and the second ribs and are in sliding connection with the membrane shell, longitudinal sections of the peripheral surfaces of the third ribs are triangular, one side wall of each first rib is arc-shaped, and annular grooves matched with the third ribs are formed in the other side wall of each first rib;
the membrane element comprises a water collecting pipe axially arranged along the membrane shell, one end of the water collecting pipe is a sealed end, the other end of the water collecting pipe is an open end, the open end outwards extends to penetrate through the circular hole, the outer wall of the water collecting pipe is coated with a multi-layer membrane assembly, and the pipe wall of the water collecting pipe is fixedly connected with the multi-layer membrane assembly.
2. The anti-pollution film structure convenient to detach according to claim 1, wherein the inserted link comprises a rod body, two ends of the rod body are respectively and fixedly connected with a clamping head and a wedge block, a first compression spring is arranged on the outer wall of the rod body in a sliding mode, the first compression spring is located in the jack, two ends of the first compression spring respectively prop against the inner wall of the jack and the wedge block, the clamping head is located on the outer side of the side plate, an inclined surface is arranged on one side, away from the end cover, of the wedge block, and the wedge block is matched with the first convex rib and the second convex rib.
3. The anti-pollution film structure convenient to detach according to claim 2, wherein a second compression spring is arranged in the groove, the second compression spring and the film shell are located on the same axis, one end of the second compression spring is fixedly connected with the film shell, and the other end of the second compression spring abuts against the baffle plate.
4. The anti-pollution film structure convenient to detach according to claim 3, wherein annular rubber layers are fixedly arranged on the inner side wall and the outer side wall of the baffle, the rubber layers are in interference fit with the grooves, and the thickness of the end part, close to one end of the film shell, of the baffle is smaller than that of the other end of the film shell.
5. The anti-pollution film structure convenient to detach according to claim 1, wherein a sealing ring is detachably arranged on the outer side wall of the multi-layer film assembly, the outer wall of the sealing ring is propped against the inner wall of the film shell, the sealing ring is close to the sealing end of the water collecting pipe, a V-shaped groove is formed in the sealing ring, and the opening of the V-shaped groove faces the side of the end cover.
6. The anti-pollution film structure convenient to detach according to claim 1, wherein a plurality of groups of film elements are arranged in the film shell, connecting pipes are detachably arranged between the film elements, and two ends of each connecting pipe are respectively connected with the end parts of two adjacent water collecting pipes in a threaded manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322442224.5U CN220758703U (en) | 2023-09-08 | 2023-09-08 | Anti-pollution membrane structure convenient to detach |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322442224.5U CN220758703U (en) | 2023-09-08 | 2023-09-08 | Anti-pollution membrane structure convenient to detach |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220758703U true CN220758703U (en) | 2024-04-12 |
Family
ID=90615091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322442224.5U Active CN220758703U (en) | 2023-09-08 | 2023-09-08 | Anti-pollution membrane structure convenient to detach |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220758703U (en) |
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2023
- 2023-09-08 CN CN202322442224.5U patent/CN220758703U/en active Active
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