CN220596584U - Proton exchange membrane tectorial membrane changing device - Google Patents
Proton exchange membrane tectorial membrane changing device Download PDFInfo
- Publication number
- CN220596584U CN220596584U CN202322103384.7U CN202322103384U CN220596584U CN 220596584 U CN220596584 U CN 220596584U CN 202322103384 U CN202322103384 U CN 202322103384U CN 220596584 U CN220596584 U CN 220596584U
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- rotating roller
- frame
- roller
- assembly
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- 239000012528 membrane Substances 0.000 title claims abstract description 58
- 210000002489 tectorial membrane Anatomy 0.000 title claims abstract description 9
- 238000004080 punching Methods 0.000 claims abstract description 38
- 238000005520 cutting process Methods 0.000 claims abstract description 27
- 238000005096 rolling process Methods 0.000 claims abstract description 20
- 238000004804 winding Methods 0.000 claims description 30
- 238000003825 pressing Methods 0.000 claims description 18
- 239000002699 waste material Substances 0.000 claims description 4
- 238000007493 shaping process Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 11
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 238000010030 laminating Methods 0.000 description 6
- 230000001681 protective effect Effects 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model discloses a proton exchange membrane tectorial membrane replacing device, which belongs to the technical field of proton exchange membrane production and processing and comprises a rack: the left end of the frame is rotationally connected with a first feeding roller for rotationally supporting the raw film roll; the frame is connected with a supporting component for punching and supporting; the top of the frame is sequentially connected with a second rolling component, a punching flattening component and a third rolling component from left to right, and the second rolling component, the punching flattening component and the third rolling component are positioned above the supporting component; the punching and flattening assembly comprises a cutting assembly and a flattening assembly, the cutting assembly is connected with the frame, and the cutting assembly is connected with the flattening assembly; the lower end of the frame is connected with a replacement film supply assembly for replacement supply. By the mode, the utility model is convenient for shaping and cutting, and the gradually outward mode can avoid generating bubbles, thereby ensuring the replacement quality, avoiding the subsequent cutting and being beneficial to practical use.
Description
Technical Field
The utility model relates to the technical field of proton exchange membrane production and processing, in particular to a proton exchange membrane tectorial membrane replacing device.
Background
After the proton exchange membrane is processed, the base membrane can be sold together with the proton exchange membrane for protecting the base membrane, and the base membrane is replaced from the proton exchange membrane by designing a proton exchange membrane coating replacing device for protecting the base membrane.
For example, chinese patent CN215248642U is a proton exchange membrane replacement device, which includes a first membrane outlet device, a second membrane outlet device, a laminating device, a stripping device, a first collecting device and a second collecting device, where the first membrane outlet device is suitable for storing and providing a first module, and the first module includes a laminated proton exchange membrane and a base membrane; the second film outlet device is suitable for storing and providing a protective film; the laminating device is arranged at the downstream of the first membrane outlet device and the second membrane outlet device, is suitable for laminating the protective membrane and the first module, and the proton exchange membrane is positioned between the base membrane and the protective membrane; the stripping device is suitable for stripping the base film to form a second module, and the second module comprises a proton exchange film and a protective film which are bonded; the first collecting device is suitable for collecting the second module; a second collecting device is provided downstream of the peeling device, the second collecting device being adapted to collect the base film. The proton exchange membrane coating replacement equipment facilitates the replacement of the base membrane, reduces the production cost and can also reduce the risk of technical leakage.
However, the above structure has the following drawbacks: the proton exchange membrane is coated in a sheet shape for subsequent use, and the proton exchange membrane can be used only by cutting after replacement, which is not beneficial to practical use.
Based on the above, the present utility model designs a proton exchange membrane replacing device to solve the above problems.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model provides a proton exchange membrane tectorial membrane replacing device.
In order to achieve the above purpose, the utility model is realized by the following technical scheme:
a proton exchange membrane tectorial membrane changing device comprises a frame:
the left end of the frame is rotationally connected with a first feeding roller for rotationally supporting the raw film roll;
the frame is connected with a supporting component for punching and supporting;
the top of the frame is sequentially connected with a second rolling component, a punching flattening component and a third rolling component from left to right, and the second rolling component, the punching flattening component and the third rolling component are positioned above the supporting component;
the punching and flattening assembly comprises a cutting assembly and a flattening assembly, the cutting assembly is connected with the frame, and the cutting assembly is connected with the flattening assembly;
the lower end of the frame is connected with a replacement film supply assembly for replacement supply.
Further, the support assembly includes a first rotating roller, a second rotating roller, a fourth rotating roller, a fifth rotating roller, a sixth rotating roller, and an eighth rotating roller; the two ends of the first rotating roller, the second rotating roller, the fourth rotating roller, the fifth rotating roller, the sixth rotating roller and the eighth rotating roller are rotatably connected with the frame through bearings, the tops of the eighth rotating roller, the first rotating roller and the sixth rotating roller are horizontally arranged in a flush mode, the second rotating roller is located right above the first rotating roller, the fourth rotating roller is located right above the sixth rotating roller, the fifth rotating roller is located right of the fourth rotating roller, and the bottom of the fifth rotating roller is higher than the bottom of the fourth rotating roller.
Still further, second rolling subassembly includes second wind-up roll and second motor, and second motor fixed mounting is on the frame lateral wall, and second motor drive end fixedly connected with second wind-up roll, second wind-up roll are located the upper right side of second rotor.
Still further, the cutting assembly includes first cylinder, support frame, die-cut case sword, first backing plate and straight flute, and support frame fixed mounting is in the frame top, and support frame top fixedly connected with first cylinder, the die-cut case sword of first cylinder drive end fixedly connected with, the first backing plate of frame inner wall fixedly connected with, the straight flute of laminating sliding connection with die-cut case sword outer wall is seted up to first backing plate.
Further, the top of the first backing plate is arranged flush with the top of the first rotating roller, and the first backing plate is positioned between the first rotating roller and the sixth rotating roller.
Still further, the subassembly that flattens includes straight hole, the second cylinder, n shaped plate, the rotor plate, the second backing plate, the horizontal spout, the arc wall, intermediate pressure plate and depression bar, die-cut case sword top fixedly connected with second cylinder, fixedly connected with n shaped plate behind the die-cut case sword is run through to the second cylinder drive end, n shaped plate bottom symmetry rotation is connected with the rotor plate, rotor plate fixed mounting is in the depression bar top, horizontal spout has been seted up to die-cut case sword inner wall lower extreme, the slide bar and the laminating sliding connection of horizontal spout that the depression bar front and back end passes through the connection, inner wall bottom middle-end department fixedly connected with intermediate pressure plate around the die-cut case sword, the arc wall has been seted up to intermediate pressure plate lateral wall, and depression bar and arc wall laminating sliding connection, the frame is in first backing plate below department fixedly connected with second backing plate.
Still further, third rolling subassembly includes third receipt roller and third motor, and third motor fixed mounting is on the frame back lateral wall, and third motor output fixedly connected with third receipt roller for the reel of rolling waste material is installed on third receipt roller.
Still further, change membrane supply assembly and include first wind-up roll, second feed roller, third live-action roll, seventh live-action roll and first motor, the frame passes through the bearing and rotates with second feed roller, third live-action roll, first wind-action roll and seventh live-action roll, frame lateral wall fixedly connected with first motor, and first motor output and first wind-action roll fixed connection, third live-action roll and seventh live-action roll top all flush with second backing plate top.
Advantageous effects
According to the utility model, the telescopic end of the second cylinder of the punching and flattening assembly moves to the uppermost side during punching, the compression bar is in fit contact with the arc-shaped groove, the first base plate supports the proton exchange membrane, the first cylinder drives the punching box knife to downwards, the punching box knife and the straight groove are matched for shaping and cutting, shaping and cutting are convenient, the punching box knife downwards presses the cut materials, the middle pressing plate downwards presses the cut materials on the replacement membrane, the second cylinder drives the n-shaped plate downwards, the n-shaped plate drives the rotating plate downwards to downwards move, then the sliding bar and the transverse sliding groove are matched with the compression bar to horizontally and outwards move, the compression bar gradually tiles the cut materials on the replacement membrane, bubbles can be avoided in a gradually outwards mode, the replacement quality is ensured, subsequent cutting is not needed, and the practical use is facilitated;
according to the utility model, the replacement film winding drum is sleeved on the second feeding roller of the replacement film supply assembly, the replacement film is connected with the winding drum of the first winding roller along the outer edge of the third rotating roller, the top of the second backing plate and the outer edge of the seventh rotating roller, after the die-cut flattening assembly presses the cut material on the replacement film, the first motor drives the first winding roller to rotate, the first winding roller winds, and meanwhile, the bottom of the sixth rotating roller is in contact alignment with the material pressed on the replacement film for further pressing, so that the pressing quality is further improved, and the replacement quality is further improved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is evident that the drawings in the following description are only some embodiments of the present utility model and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.
FIG. 1 is a perspective view of a main structure of a proton exchange membrane replacement apparatus according to the present utility model;
FIG. 2 is a front view of a proton exchange membrane exchange apparatus according to the present utility model;
FIG. 3 is a left side view of a proton exchange membrane replacement device according to the present utility model;
FIG. 4 is a perspective view of a main structure of a proton exchange membrane replacement apparatus according to the present utility model;
FIG. 5 is a cross-sectional view taken along the direction A-A of FIG. 3;
fig. 6 is an enlarged view of the structure at B of fig. 5.
Reference numerals in the drawings represent respectively: 1. frame 2, first supply roll 3, first take-up roll 4, second take-up roll 41, second take-up roll 42, second motor 5, die cutting and flattening assembly 51, first cylinder 52, support frame 53, straight bore 54, second cylinder 55, die cutting box blade 56, first backing plate 57, n-plate 58, rotating plate 59, straight slot 510, second backing plate 511, cross slot 512, arcuate slot 513, intermediate pressure plate 514, pressure bar 6, second supply roll 7, third take-up assembly 71, third receipt roll 72, third motor 8, first rotating roll 9, second rotating roll 10, third rotating roll 11, fourth rotating roll 12, fifth rotating roll 13, sixth rotating roll 14, seventh rotating roll 15, eighth rotating roll 16, first motor.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. 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.
The utility model is further described below with reference to examples.
Example 1
Referring to fig. 1-6 of the specification, a proton exchange membrane coating exchange device comprises a frame 1:
the left end of the frame 1 is rotationally connected with a first feeding roller 2 for rotationally supporting the raw film roll;
the frame 1 is connected with a supporting component for punching and supporting;
the support assembly comprises a first rotating roller 8, a second rotating roller 9, a fourth rotating roller 11, a fifth rotating roller 12, a sixth rotating roller 13 and an eighth rotating roller 15; the two ends of the first rotating roller 8, the second rotating roller 9, the fourth rotating roller 11, the fifth rotating roller 12, the sixth rotating roller 13 and the eighth rotating roller 15 are rotatably connected with the frame 1 through bearings, the tops of the eighth rotating roller 15, the first rotating roller 8 and the sixth rotating roller 13 are horizontally arranged in a flush manner, the second rotating roller 9 is positioned right above the first rotating roller 8, the fourth rotating roller 11 is positioned right above the sixth rotating roller 13, the fifth rotating roller 12 is positioned right of the fourth rotating roller 11, and the bottom of the fifth rotating roller 12 is higher than the bottom of the fourth rotating roller 11;
the top of the frame 1 is sequentially connected with a second rolling component 4, a punching flattening component 5 and a third rolling component 7 from left to right, and the second rolling component 4, the punching flattening component 5 and the third rolling component 7 are positioned above the supporting component;
the second winding component 4 comprises a second winding roller 41 and a second motor 42, the second motor 42 is fixedly arranged on the side wall of the frame 1, the driving end of the second motor 42 is fixedly connected with the second winding roller 41, and the second winding roller 41 is positioned at the upper right side of the second rotating roller 9;
the base film is peeled off by the second rotating roller 9 of the supporting component and then is connected with a winding drum on the second winding roller 41 of the second winding component 4, the second motor 42 drives the second winding roller 41 to rotate, and the second winding roller 41 drives the winding drum to rotate to wind the base film;
the punching and flattening assembly 5 comprises a cutting assembly and a flattening assembly, the cutting assembly is connected with the frame 1, and the cutting assembly is connected with the flattening assembly;
the cutting assembly comprises a first air cylinder 51, a support frame 52, a punching box cutter 55, a first backing plate 56 and a straight groove 59, wherein the support frame 52 is fixedly arranged at the top of the frame 1, the first air cylinder 51 is fixedly connected to the top of the support frame 52, the punching box cutter 55 is fixedly connected to the driving end of the first air cylinder 51, the first backing plate 56 is fixedly connected to the inner wall of the frame 1, and the straight groove 59 which is in fit sliding connection with the outer wall of the punching box cutter 55 is formed in the first backing plate 56;
the top of the first backing plate 56 is arranged flush with the top of the first rotating roller 8, and the first backing plate 56 is positioned between the first rotating roller 8 and the sixth rotating roller 13;
the flattening component comprises a straight hole 53, a second air cylinder 54, an n-shaped plate 57, a rotating plate 58, a second base plate 510, a transverse sliding groove 511, an arc-shaped groove 512, a middle pressing plate 513 and a pressing rod 514, wherein the second air cylinder 54 is fixedly connected to the top of the punching box knife 55, the n-shaped plate 57 is fixedly connected to the driving end of the second air cylinder 54 after penetrating through the punching box knife 55, the rotating plate 58 is symmetrically and rotationally connected to the bottom of the n-shaped plate 57, the rotating plate 58 is fixedly arranged on the top of the pressing rod 514, the lower end of the inner wall of the punching box knife 55 is provided with the transverse sliding groove 511, the front end and the rear end of the pressing rod 514 are in fit sliding connection with the transverse sliding groove 511 through a connected sliding rod, the middle pressing plate 513 is fixedly connected to the middle end of the bottom of the front inner wall and the rear inner wall of the punching box knife 55, the arc-shaped groove 512 is formed on the side wall of the middle pressing plate 513, the pressing rod 514 is in fit sliding connection with the arc-shaped groove 512, and the rack 1 is fixedly connected with the second base plate 510 below the first base plate 56;
the telescopic end of the second cylinder 54 moves to the uppermost side during punching, the compression bar 514 is in contact with the arc-shaped groove 512 in a fitting manner, the first backing plate 56 supports a proton exchange membrane, the first cylinder 51 drives the punching box knife 55 to be downward, the punching box knife 55 and the straight groove 59 are matched for shaping cutting, shaping cutting is convenient, the punching box knife 55 presses the cut materials downward after cutting, the middle pressing plate 513 presses the cut materials on the exchange membrane, the second cylinder 54 drives the n-shaped plate 57 to move downward, the n-shaped plate 57 drives the rotating plate 58 to move downward, the sliding bar and the transverse sliding groove 511 are matched with the compression bar 514 to move horizontally outwards, the compression bar 514 gradually tiles the cut materials on the exchange membrane, and the gradually outward mode can avoid generating bubbles, so that the replacement quality is ensured, the subsequent cutting is not needed, and the actual use is facilitated;
the third winding component 7 comprises a third receipt roller 71 and a third motor 72, the third motor 72 is fixedly arranged on the rear side wall of the frame 1, the output end of the third motor 72 is fixedly connected with the third receipt roller 71, and a winding drum for winding waste is arranged on the third receipt roller 71;
the third motor 72 of the third winding assembly 7 drives the third receipt roller 71 to rotate, and the third receipt roller 71 drives the winding drum to rotate so as to wind up the waste;
the lower end of the frame 1 is connected with a replacement film supply assembly for replacement supply;
the replacement film supply assembly comprises a first wind-up roll 3, a second feeding roll 6, a third rotating roll 10, a seventh rotating roll 14 and a first motor 16, wherein the frame 1 rotates with the second feeding roll 6, the third rotating roll 10, the first wind-up roll 3 and the seventh rotating roll 14 through bearings, the side wall of the frame 1 is fixedly connected with the first motor 16, the output end of the first motor 16 is fixedly connected with the first wind-up roll 3, and the tops of the third rotating roll 10 and the seventh rotating roll 14 are all flush with the top of the second base plate 510;
the bottom of the sixth rotating roller 13 is contacted with the material pressed on the replacement film;
the second feed roller 6 of changing film supply subassembly is overlapped to the change membrane reel, change the membrane along third live-action roller 10 outer edge, second backing plate 510 top, seventh live-action roller 14 outer edge is connected with the reel of first wind-up roll 3, die-cut flattening subassembly 5 pressfitting after changing the membrane with the material that cuts, first motor 16 drives first wind-up roll 3 rotation, first wind-up roll 3 carries out the rolling, simultaneously, the material contact alignment of sixth live-action roller 13 bottom and pressfitting at changing the membrane further pressfitting, further promoted pressfitting quality, further promote and change the quality.
The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (8)
1. The utility model provides a proton exchange membrane tectorial membrane changing device, includes frame (1), its characterized in that:
the left end of the frame (1) is rotationally connected with a first feeding roller (2) for rotationally supporting the raw film roll;
the frame (1) is connected with a supporting component for punching and supporting;
the top of the frame (1) is sequentially connected with a second rolling component (4), a punching flattening component (5) and a third rolling component (7) from left to right, and the second rolling component (4), the punching flattening component (5) and the third rolling component (7) are positioned above the supporting component;
the punching and flattening assembly (5) comprises a cutting assembly and a flattening assembly, the cutting assembly is connected with the frame (1), and the cutting assembly is connected with the flattening assembly;
the lower end of the frame (1) is connected with a replacement film supply assembly for replacement supply.
2. The proton exchange membrane replacing apparatus according to claim 1, wherein the support assembly includes a first rotating roller (8), a second rotating roller (9), a fourth rotating roller (11), a fifth rotating roller (12), a sixth rotating roller (13), and an eighth rotating roller (15); the device comprises a first rotating roller (8), a second rotating roller (9), a fourth rotating roller (11), a fifth rotating roller (12), a sixth rotating roller (13) and an eighth rotating roller (15), wherein two ends of the eighth rotating roller (15) are rotatably connected with a frame (1) through bearings, the tops of the eighth rotating roller (15), the first rotating roller (8) and the sixth rotating roller (13) are horizontally flush, the second rotating roller (9) is positioned right above the first rotating roller (8), the fourth rotating roller (11) is positioned right above the sixth rotating roller (13), the fifth rotating roller (12) is positioned right of the fourth rotating roller (11), and the bottom of the fifth rotating roller (12) is higher than the bottom of the fourth rotating roller (11).
3. The proton exchange membrane replacing device according to claim 2, wherein the second winding assembly (4) comprises a second winding roller (41) and a second motor (42), the second motor (42) is fixedly arranged on the side wall of the frame (1), the driving end of the second motor (42) is fixedly connected with the second winding roller (41), and the second winding roller (41) is positioned above the right of the second rotating roller (9).
4. The proton exchange membrane tectorial membrane changing device according to claim 3, wherein the cutting assembly comprises a first cylinder (51), a support frame (52), a punching box cutter (55), a first backing plate (56) and a straight groove (59), wherein the support frame (52) is fixedly installed at the top of the frame (1), the first cylinder (51) is fixedly connected to the top of the support frame (52), the punching box cutter (55) is fixedly connected to the driving end of the first cylinder (51), the first backing plate (56) is fixedly connected to the inner wall of the frame (1), and the straight groove (59) which is in fit sliding connection with the outer wall of the punching box cutter (55) is formed in the first backing plate (56).
5. The proton exchange membrane replacing apparatus as claimed in claim 4, wherein the top of the first backing plate (56) is disposed flush with the top of the first rotating roller (8), and the first backing plate (56) is located between the first rotating roller (8) and the sixth rotating roller (13).
6. The proton exchange membrane tectorial membrane changing device according to claim 5, wherein the flattening component comprises a straight hole (53), a second cylinder (54), an n-shaped plate (57), a rotating plate (58), a second base plate (510), a transverse sliding groove (511), an arc-shaped groove (512), an intermediate pressing plate (513) and a pressing rod (514), wherein the second cylinder (54) is fixedly connected with the top of the punching box knife (55), the driving end of the second cylinder (54) penetrates through the punching box knife (55) and then is fixedly connected with the n-shaped plate (57), the bottom of the n-shaped plate (57) is symmetrically and rotatably connected with the rotating plate (58), the rotating plate (58) is fixedly arranged at the top of the pressing rod (514), the lower end of the inner wall of the punching box knife (55) is provided with a transverse sliding groove (511), the front end and the rear end of the pressing rod (514) are fixedly connected with the intermediate pressing plate (513) through a connecting sliding rod, the side wall of the intermediate pressing plate (513) is provided with the arc-shaped groove (512), and the pressing rod (514) is fixedly connected with the arc-shaped groove (512) in a sliding mode, and the frame (1) is fixedly connected with the second base plate (510) below the first base plate (56).
7. The proton exchange membrane replacing device according to claim 6, wherein the third winding assembly (7) comprises a third receipt roller (71) and a third motor (72), the third motor (72) is fixedly arranged on the rear side wall of the frame (1), the output end of the third motor (72) is fixedly connected with the third receipt roller (71), and a winding drum for winding waste is arranged on the third receipt roller (71).
8. The proton exchange membrane replacing device according to claim 7, wherein the membrane replacing supply assembly comprises a first winding roller (3), a second feeding roller (6), a third rotating roller (10), a seventh rotating roller (14) and a first motor (16), the frame (1) rotates with the second feeding roller (6), the third rotating roller (10), the first winding roller (3) and the seventh rotating roller (14) through bearings, the side wall of the frame (1) is fixedly connected with the first motor (16), the output end of the first motor (16) is fixedly connected with the first winding roller (3), and the tops of the third rotating roller (10) and the seventh rotating roller (14) are all flush with the top of the second base plate (510).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322103384.7U CN220596584U (en) | 2023-08-07 | 2023-08-07 | Proton exchange membrane tectorial membrane changing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322103384.7U CN220596584U (en) | 2023-08-07 | 2023-08-07 | Proton exchange membrane tectorial membrane changing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220596584U true CN220596584U (en) | 2024-03-15 |
Family
ID=90173591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322103384.7U Active CN220596584U (en) | 2023-08-07 | 2023-08-07 | Proton exchange membrane tectorial membrane changing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220596584U (en) |
-
2023
- 2023-08-07 CN CN202322103384.7U patent/CN220596584U/en active Active
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