CN214012980U - Humidifier sealing structure with metal frame - Google Patents
Humidifier sealing structure with metal frame Download PDFInfo
- Publication number
- CN214012980U CN214012980U CN202120041717.6U CN202120041717U CN214012980U CN 214012980 U CN214012980 U CN 214012980U CN 202120041717 U CN202120041717 U CN 202120041717U CN 214012980 U CN214012980 U CN 214012980U
- Authority
- CN
- China
- Prior art keywords
- window
- flow field
- periphery
- frame
- field plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 38
- 239000002184 metal Substances 0.000 title claims abstract description 19
- 239000012528 membrane Substances 0.000 claims abstract description 14
- 238000010030 laminating Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 7
- 239000000446 fuel Substances 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000012429 reaction media Substances 0.000 description 1
Images
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
- Fuel Cell (AREA)
Abstract
The utility model relates to a fuel cell galvanic pile sealing technical field, a humidifier sealing structure with metal frame, wherein the function membrane closes to the outer edge and has the first window that the fretwork formed, form protruding frame around function membrane outside edge and the first window, the flow field board is laminated on the function membrane surface, the flow field board is provided with the second window that the fretwork formed, and the position of second window corresponds with the position of first window, the sealing washer is located between flow field board and function membrane and makes flow field board and function membrane periphery form sealedly; the gasket frame is positioned between the flow field plate and the functional film, the shape and the size of the gasket frame are matched with those of the first window and the second window, and the gasket frame is filled in a gap between the periphery of the first window and the periphery of the second window so as to form a seal between the periphery of the first window and the periphery of the second window. The sealing structure can ensure that dry gas and wet gas channels inside the humidifier do not generate blowby mutually, and only allows water molecules to be transferred through the membrane to realize the humidification effect.
Description
Technical Field
The utility model relates to a fuel cell galvanic pile sealing technique field, especially a take humidifier seal structure of metal frame.
Background
In the fuel cell stack, a certain humidity is required to be maintained in the proton exchange membrane during the reaction process to ensure high reaction efficiency, so that a certain amount of water vapor is required to be carried into the stack by the reaction medium, which is usually realized by a humidifier. The good operating condition of humidifier is favorable to the high-efficient operation of galvanic pile, wants to guarantee humidifier operation effect, and inside seal structure is vital, guarantees that dry gas and moisture passageway do not take place the seepage each other, and the leakproofness is good.
In the prior art, a fuel cell stack sealing technology adopts a flow field plate and a functional membrane to realize the functions of water and air permeation, and when a window is formed on the functional membrane, the flow field plate and the functional membrane have a height difference at the window and are easy to leak, so that the sealing effect at the window is poor.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problem, the utility model provides a take humidifier seal structure of metal frame, this seal structure can guarantee that the inside dry gas of humidifier and moisture passageway do not take place the drunkenness mutually, only allows the hydrone to transmit through the membrane, realizes the humidification effect.
In order to achieve the above object, the utility model adopts the following technical scheme:
a humidifier sealing structure with a metal frame comprises a functional film, a sealing ring, a cushion frame and a flow field plate, wherein the functional film is provided with a first window formed by hollowing out at the position close to the outer edge, the edge of the outer edge of the functional film and the periphery of the first window form a raised frame, the shape and the size of the flow field plate are consistent with those of the functional film, the flow field plate is attached to the surface of the functional film, the periphery of the flow field plate is aligned with the periphery of the functional film, the flow field plate is provided with a second window formed by hollowing out, the position of the second window corresponds to that of the first window, and the sealing ring is positioned between the flow field plate and the functional film and seals the periphery of the flow field plate and the functional film;
the gasket frame is positioned between the flow field plate and the functional film, the shape and the size of the gasket frame are matched with those of the first window and the second window, and the gasket frame is filled in a gap between the periphery of the first window and the periphery of the second window so as to form sealing between the periphery of the first window and the periphery of the second window.
Preferably, the functional film and the flow field plate are both rectangular structures, the first window is located at the corner of the functional film, the second window is located at the corner of the flow field plate, the first window and the second window are both rectangular, and the cushion frame is a rectangular strip frame.
Preferably, the cushion frame is a metal strip frame.
Preferably, the gasket frame is bonded to the flow field plate.
Preferably, the periphery of the end face of the flow field plate is provided with a groove, and the sealing ring is mounted in the groove and is assembled and connected with the flow field plate.
Preferably, the number of the flow field plates and the number of the sealing rings are 2, and the two flow field plates are attached to the surfaces of the two sides of the functional film, so that the functional film and the two flow field plates form a sandwich structure.
The utility model has the advantages that:
this seal structure passes through the effect that functional film and flow field board cooperation realized basic isolated gas and transmission hydrone, realize that functional film and flow field board are peripheral sealed through the sealing washer, at the periphery of first window and second window, adopt and fill up the frame liner at the peripheral form of first window and second window, make through filling up the frame and form sealedly between first window periphery and the second window periphery, fill up the frame and play the effect of filling up flow field board import difference in height, the blowby does not take place for dry gas and moisture passageway each other, only allow the hydrone to pass through the functional film and transmit, realize the sealed humidification effect of fuel cell pile.
Drawings
Fig. 1 is an exploded view of the sealing structure of the humidifier with metal frame according to the present invention.
Fig. 2 is a partial schematic view of the sealing structure of the humidifier with metal frame according to the present invention.
Fig. 3 is an assembly view showing a sealing structure of a humidifier with a metal frame according to the present invention.
The reference numerals include:
1-functional membrane, 11-first window, 12-frame, 2-sealing ring, 3-cushion frame, 4-flow field plate, 41-second window and 42-groove.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1 to 3, the humidifier sealing structure with the local metal cushion frame provided in this embodiment includes a functional film 1, a sealing ring 2, a cushion frame 3, and a flow field plate 4, where the functional film 1 has a first window 11 formed by hollowing out on a position near an outer edge, an outer edge of the functional film 1 and a frame 12 formed around the first window 11 are raised, the shape and size of the flow field plate 4 are consistent with those of the functional film 1, the flow field plate 4 is attached to the surface of the functional film 1, and the flow field plate 4 is aligned with the periphery of the functional film 1, the flow field plate 4 is provided with a second window 41 formed by hollowing out, and the position of the second window 41 corresponds to the position of the first window 11, and the sealing ring 2 is located between the flow field plate 4 and the functional film 1, so that the flow field plate 4 and the periphery of the functional film 1 form a seal. The gasket frame 3 is positioned between the flow field plate 4 and the functional film 1, the shape and the size of the gasket frame 3 are matched with those of the first window 11 and the second window 41, and the gasket frame 3 fills the gap between the periphery of the first window 11 and the periphery of the second window 41 to form a seal between the periphery of the first window 11 and the periphery of the second window 41.
Specifically, as shown in fig. 1, the functional film 1 and the flow field plate 4 are both rectangular structures, the first window 11 is located at a corner of the functional film 1, the second window 41 is located at a corner of the flow field plate 4, both the first window 11 and the second window 41 are rectangular, and the cushion frame 3 is a rectangular strip frame.
Specifically, in this embodiment, the cushion frame 3 is a metal strip frame. Specifically, the connection mode of the cushion frame 3, the flow field plate 4 and the functional film 1 is as follows, and the cushion frame 3 is bonded with the flow field plate 4. The periphery of the end face of the flow field plate 4 is provided with a groove 42, and the sealing ring 2 is arranged in the groove 42 and is assembled and connected with the flow field plate 4. After the cushion frame 3 and the sealing ring 2 are both connected with the flow field plate 4, the functional film 1 is assembled to ensure the integrity of the functional film 1.
In this embodiment, the functional film 1 and the flow field plate 4 are rectangular, the four corners of the functional film 1 are provided with first windows 11, the four corners of the flow field plate 4 are provided with four second windows 41, and the first windows 11 correspond to the second windows 41 in position and have the same size. Installing a sealing ring 2 in a groove 42 on the end face of a flow field plate 4, then installing a cushion frame 3 on a functional plate, enclosing the cushion frame 3 around a first window, meanwhile, enabling the cushion frame 3 to correspond to the periphery of a second window 41, then attaching the flow field plate 4 to the surface of the functional film 1, filling the cushion frame 3 between the periphery of the first window 11 and the periphery of the second window 41, and filling the height difference between the flow field plate 4 and the functional film 1 at the position of the second window 41 through the cushion frame 3 to realize the omnibearing sealing between the flow field plate 4 and the sealing ring 2.
As shown in fig. 1, there are 2 flow field plates 4 and 2, and two flow field plates 4 are attached to the two side surfaces of the functional film 1, so that the functional film 1 and the two flow field plates 4 form a sandwich structure, and an assembly formed after the 2 flow field plates 4 and the 1 functional film 1 are assembled is shown in fig. 3.
The above description is only a preferred embodiment of the present invention, and many changes can be made in the detailed description and the application scope according to the idea of the present invention for those skilled in the art, which all belong to the protection scope of the present invention as long as the changes do not depart from the concept of the present invention.
Claims (6)
1. The utility model provides a take humidifier seal structure of metal frame which characterized in that: the flow field plate is provided with a second window formed by hollowing, the position of the second window corresponds to the position of the first window, and the sealing ring is positioned between the flow field plate and the functional film and enables the periphery of the flow field plate and the periphery of the functional film to form sealing;
the gasket frame is positioned between the flow field plate and the functional film, the shape and the size of the gasket frame are matched with those of the first window and the second window, and the gasket frame is filled in a gap between the periphery of the first window and the periphery of the second window so as to form sealing between the periphery of the first window and the periphery of the second window.
2. The metal frame-equipped humidifier sealing structure according to claim 1, wherein: the functional membrane and the flow field plate are both of rectangular structures, the first window is located at the corner of the functional membrane, the second window is located at the corner of the flow field plate, the first window and the second window are both rectangular, and the cushion frame is in a rectangular strip shape.
3. The metal frame-equipped humidifier sealing structure according to claim 1, wherein: the cushion frame is a metal strip frame.
4. The metal frame-equipped humidifier sealing structure according to claim 1, wherein: the cushion frame is bonded with the flow field plate.
5. The metal frame-equipped humidifier sealing structure according to claim 1, wherein: the periphery of the end face of the flow field plate is provided with a groove, and the sealing ring is arranged in the groove and is assembled and connected with the flow field plate.
6. The metal frame-equipped humidifier sealing structure according to any one of claims 1 to 5, wherein: the flow field board and sealing washer all have 2, and two the laminating of flow field board is at the both sides surface of functional film, makes functional film and two flow field boards form sandwich structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120041717.6U CN214012980U (en) | 2021-01-08 | 2021-01-08 | Humidifier sealing structure with metal frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120041717.6U CN214012980U (en) | 2021-01-08 | 2021-01-08 | Humidifier sealing structure with metal frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214012980U true CN214012980U (en) | 2021-08-20 |
Family
ID=77295023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120041717.6U Active CN214012980U (en) | 2021-01-08 | 2021-01-08 | Humidifier sealing structure with metal frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214012980U (en) |
-
2021
- 2021-01-08 CN CN202120041717.6U patent/CN214012980U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9240598B2 (en) | Seal for solid polymer electrolyte fuel cell | |
| JP3894314B2 (en) | Fuel cell components | |
| EP1932199B1 (en) | Integrated seal for fuel cell assembly and fuel cell stack | |
| US6861171B1 (en) | Gasket assembly | |
| US8067128B2 (en) | Sealing structure of fuel cell and method for manufacturing the same | |
| JP2003007328A (en) | Component for fuel cell | |
| US7201988B2 (en) | Unitized fuel cell electrode gasket assembly | |
| CN111883797A (en) | Integrated fuel cell single cell and fuel cell stack | |
| CN113659168A (en) | Proton exchange membrane single cell and fuel cell | |
| CN214012980U (en) | Humidifier sealing structure with metal frame | |
| CN214012981U (en) | Humidifier sealing structure with local metal strips | |
| CN213304179U (en) | Sealing line structure of iron-chromium flow battery ion exchange membrane | |
| KR20190072808A (en) | Membrane-electrode assembly for fuel cell | |
| JP4826716B2 (en) | Gasket for fuel cell | |
| CN212810357U (en) | Humidifier separator structure for fuel cell | |
| US20070009780A1 (en) | Sealing of multi-height surfaces | |
| CN203574058U (en) | Flow battery flow frame and galvanic pile formed by same | |
| JP5137478B2 (en) | Fuel cell | |
| CN214428659U (en) | Fuel cell sealing gasket | |
| CN220526960U (en) | Minimum pressure equipment structure of electric pile pressure equipment and electric pile | |
| JP6133255B2 (en) | Electrolyte membrane / electrode structure with resin frame for fuel cells | |
| CN215680732U (en) | Independent sealing structure of fuel cell | |
| CN214280030U (en) | Humidifier separator for fuel cell | |
| CN215988852U (en) | Fuel cell monomer and fuel cell stack | |
| JPH0473268B2 (en) |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 214000 Factory Building 4, Precision Machinery Industrial Park, Xishan Economic and Technological Development Zone, Wuxi City, Jiangsu Province Patentee after: Mofang Hydrogen Energy Technology (Jiangsu) Co.,Ltd. Address before: 252000 Zhonghua Road East Tianjin Road South, high tech Industrial Development Zone, Liaocheng City, Shandong Province Patentee before: SHANDONG CUBE NEW ENERGY TECHNOLOGY Co.,Ltd. |