CN210805915U - Fixing device for preparing membrane electrode - Google Patents
Fixing device for preparing membrane electrode Download PDFInfo
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- CN210805915U CN210805915U CN201922051574.2U CN201922051574U CN210805915U CN 210805915 U CN210805915 U CN 210805915U CN 201922051574 U CN201922051574 U CN 201922051574U CN 210805915 U CN210805915 U CN 210805915U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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
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Abstract
The utility model provides a fixing device for preparing a membrane electrode, which comprises a frame plate and at least two clamps arranged along the periphery of the outer edge of the frame plate; the side frame plates comprise an upper side frame plate and a lower side frame plate, and the membrane is fixed between the upper side frame plate and the lower side frame plate after the clamp is locked; a first buffer glue layer is arranged between the diaphragm and the upper frame plate, and a second buffer glue layer is arranged between the diaphragm and the lower frame plate. On the one hand, the utility model discloses a powerful laminating of diaphragm and frame board has been realized to the buffering glue film, can not contract because of infiltration and the infiltration of catalyst thick liquid, makes the diaphragm have good roughness, on the other hand the utility model discloses changed anchor clamps kind, adopted convenient to detach's quick anchor clamps, can realize the quick fixed and the dismantlement of diaphragm, the quick upset of diaphragm when can also realizing two-sided spraying simultaneously, device easy operation can save plenty of time and manpower.
Description
Technical Field
The utility model belongs to the technical field of fuel cell, a fixing device is related to, especially relate to a fixing device for preparing membrane electrode.
Background
The principle of the proton exchange membrane fuel cell is that hydrogen and oxygen are utilized to react to directly convert chemical energy into electric energy, and the proton exchange membrane fuel cell is considered to be one of the best green energy sources in the 20 th century because of the advantages of high energy conversion efficiency, quick low-temperature start, no pollution, good durability, high specific power and the like. The membrane electrode is the power generation center of the proton exchange membrane fuel cell, is the main generation place of electrochemical reaction, and completes the generation of reaction, the transmission of products, the transmission of electrons and the transfer of energy. The preparation process of the battery directly determines the power density, the service life and the cost control of the whole battery.
At present, the most common membrane electrode preparation method is to directly coat the cathode and anode catalysts on both sides of the proton membrane by using methods such as silk screen, spraying, transfer printing, dry powder spraying or slit spraying, etc. to obtain ccm (catalyst Coated membrane), and then to combine with the diffusion layer (hot pressing or not) through a sealed frame. Since the proton membrane is thin, usually several microns to several tens of microns in thickness, and is deformed, twisted, wrinkled and not kept flat at the moment of contacting the catalyst slurry, it must be clamped and fixed to a device when spraying the proton membrane. At present, most proton membrane spraying and fixing devices adopt a proton membrane placed between an upper frame and a lower frame, and after clamping, two-side spraying is carried out.
However, the proton membrane technology in the market tends to be thinner and thinner, and is fixed only by the upper frame, the lower frame and screws, so that on one hand, the smoothness of the proton membrane in the spraying process and the uniformity of CCM (continuous current control) cannot be guaranteed, on the other hand, the time is taken for fixing the proton membrane by the screws, the fast fixing cannot be realized, and the time and the human resources are greatly wasted.
CN202930477U discloses a preparation proton exchange membrane or anchor clamps for membrane electrode with antiskid blotter, including upper ledge and lower frame, the porous film or proton exchange membrane centre gripping that preparation proton exchange membrane or membrane electrode were used is between upper ledge and lower frame, upper ledge and lower frame are the same quadrangle frame, evenly distributed has the screw on upper ledge and the lower frame, still be equipped with the antiskid blotter the same with upper ledge and lower frame shape between upper ledge and lower frame, the antiskid blotter has the hole that corresponds with the screw on upper and lower frame, antiskid blotter is placed between porous film or proton exchange membrane and upper and lower frame, fasten upper ledge, lower frame, antiskid blotter and porous film or proton exchange membrane through the screw. But the clamp needs to be fastened by screws instead of being installed quickly.
CN204144383U discloses a fuel cell catalyst coating membrane spraying preparation tool, including the chassis of breathing in, sealed film, locating pin, spraying apron and the perforated plate that is equipped with a plurality of suction holes, the chassis of breathing in, spraying apron, coating membrane and perforated plate all are equipped with a plurality of locating holes that are used for connecting the locating pin all around, and the chassis of breathing in, perforated plate, coating membrane and spraying apron are fixed in proper order to the locating pin. The device is complicated in structure and cannot be installed quickly.
CN203674317U discloses a fuel cell membrane electrode preparation clamp, which comprises a spraying clamp and a hot-pressing clamp, wherein a universal assembly is formed by a metal upper frame, a metal lower frame and a long tail clamp; the universal assembly is combined with the air suction chassis, the film laying chassis and the spraying mask plate to form a spraying clamp which can be used for front spraying and back spraying at the same time; the universal assembly is combined with an even number of hot-pressing cushion blocks, a hot-pressing assembly base plate, two hot-pressing positioning plates, a hot-pressing upper cover plate, a hot-pressing lower cover plate and a hot-pressing thickness limiting block to form a hot-pressing fixture. The device has a complex structure and cannot be assembled quickly.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a fixing device for preparing membrane electrode, on the one hand, the utility model discloses a buffering glue film has realized the powerful laminating of diaphragm and frame board, can not contract because of infiltration and the infiltration of catalyst thick liquid, makes the diaphragm have good roughness, on the other hand the utility model discloses changed anchor clamps kind, adopted convenient to detach's quick anchor clamps, can realize the quick fixed and the dismantlement of diaphragm, the quick upset of diaphragm when can also realizing two-sided spraying simultaneously, device easy operation can save plenty of time and manpower.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a fixing device for preparing membrane electrode, fixing device include two at least anchor clamps that border frame plate and border frame plate outer fringe a week set up.
The side frame plate comprises an upper side frame plate and a lower side frame plate, and the membrane is fixed between the upper side frame plate and the lower side frame plate after the clamp is locked.
A first buffer glue layer is arranged between the diaphragm and the upper frame plate, and a second buffer glue layer is arranged between the diaphragm and the lower frame plate.
On the one hand, the utility model discloses a powerful laminating of diaphragm and frame board has been realized to the buffering glue film, can not contract because of infiltration and the infiltration of catalyst thick liquid, makes the diaphragm have good roughness, on the other hand the utility model discloses changed anchor clamps kind, adopted convenient to detach's quick anchor clamps, can realize the quick fixed and the dismantlement of diaphragm, the quick upset of diaphragm when can also realizing two-sided spraying simultaneously, device easy operation can save plenty of time and manpower.
As an optimized technical proposal, the upper frame plate and the lower frame plate are of a square frame structure.
The upper frame plate and the lower frame plate have the same shape and size.
As an optimized technical proposal of the utility model, the clamp is a powerful crab claw clamp, a quick F clamp or a quick G clamp.
As a preferred technical scheme, both sides frame outer fringe department of frame board set up spacing subassembly respectively, spacing subassembly including the last spacing piece that is located frame board top and the lower spacing piece that is located frame board below, anchor clamps both ends centre gripping is on last locating part and lower spacing piece.
As a preferred technical scheme of the utility model, the cross-section of last spacing piece be positive L shape.
The cross section of the lower limiting piece is in an inverted L shape.
As an optimal technical scheme of the utility model, be provided with at least one anchor clamps on the spacing subassembly of limit frame board both sides frame outer fringe department of spacing subassembly respectively, anchor clamps both ends centre gripping is on last locating part and lower locating part.
As an optimized technical scheme of the utility model, the border outside of the border of the two sides of the border plate that is not provided with the spacing subassembly is provided with at least one clamp respectively.
As an optimized technical scheme, the outer edge of the frame at both sides of the frame plate, which is not provided with the limiting component, is respectively provided with four clamps at equal intervals.
As an optimal technical scheme of the utility model, the material of last deckle board and lower deckle board be stainless steel or aluminum alloy.
The upper limiting piece and the lower limiting piece are made of stainless steel or aluminum alloy.
As a preferred embodiment of the present invention, the thickness of the upper frame plate and the lower frame plate is 2 to 5mm, for example, 2.0mm, 2.2mm, 2.4mm, 2.6mm, 2.8mm, 3.0mm, 3.2mm, 3.4mm, 3.6mm, 3.8mm, 4.0mm, 4.2mm, 4.4mm, 4.6mm, 4.8mm or 5.0mm, but not limited to the enumerated values, and other non-enumerated values in the numerical range are also applicable.
The upper frame plate and the lower frame plate have the same or different thicknesses.
The thickness of the first and second cushion gum layers is 2-5 mm, for example, 2.0mm, 2.2mm, 2.4mm, 2.6mm, 2.8mm, 3.0mm, 3.2mm, 3.4mm, 3.6mm, 3.8mm, 4.0mm, 4.2mm, 4.4mm, 4.6mm, 4.8mm or 5.0mm, but not limited to the values listed, and other values not listed in the range of values are also applicable.
The thicknesses of the first buffer glue layer and the second buffer glue layer are the same or different.
The upper and lower stoppers may have a thickness of 1 to 4mm, and may be, for example, 1.0mm, 1.2mm, 1.4mm, 1.6mm, 1.8mm, 2.0mm, 2.2mm, 2.4mm, 2.6mm, 2.8mm, 3.0mm, 3.2mm, 3.4mm, 3.6mm, 3.8mm or 4.0mm, but not limited to the above-mentioned values, and other values not shown in the above-mentioned value range are also applicable.
The upper limiting piece and the lower limiting piece are the same or different in thickness.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model discloses a powerful laminating of diaphragm and frame board has been realized to the buffering glue film, can not shrink because of infiltration and the infiltration of catalyst thick liquid, makes the diaphragm have good roughness.
(2) The utility model discloses changed the anchor clamps kind, adopted convenient to detach's quick anchor clamps, can realize the quick fixed and the dismantlement of diaphragm, the quick upset of diaphragm when can also realizing two-sided spraying simultaneously, device easy operation can save plenty of time and manpower.
Drawings
Fig. 1 is an assembly view of a fixing device according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a fixing device provided in embodiment 1 of the present invention;
fig. 3 is a schematic structural view of a fixing device provided in embodiment 2 of the present invention;
wherein, 1-upper frame plate; 2-lower frame plate; 3-a first buffer glue layer; 4-a second buffer glue layer; 5-an upper limiting member; 6-a lower retainer; 7-a clamp; 8-proton membrane.
Detailed Description
It is to be understood that in the description of the present invention, the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for the purpose of convenience and simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
It should be noted that, unless explicitly stated or limited otherwise, the terms "disposed," "connected" and "connected" in the description of the present invention are to be construed broadly, and may for example be fixedly connected, detachably connected or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
In one embodiment, the present invention provides a fixing device for preparing a membrane electrode, which is shown in fig. 1, 2 and 3, and comprises a frame plate and at least two clamps 7 arranged along a circumference of the outer edge of the frame plate. Wherein, the frame board includes frame board 1 and lower frame board 2 in the top, makes the diaphragm fix between frame board 1 in the top and lower frame board 2 after anchor clamps 7 lock, is provided with first buffering glue film 3 between diaphragm and the frame board 1 in the top, is provided with second buffering glue film 4 between diaphragm and the lower frame board 2. The upper frame plate 1 and the lower frame plate 2 are both of a square frame structure with the same shape and size, and the clamp 7 adopts a strong crab claw clamp, a quick F clamp or a quick G clamp.
The outer edges of the two side frames of the frame plate are respectively provided with a limiting assembly, the limiting assembly comprises an upper limiting piece 5 positioned above the upper frame plate 1 and a lower limiting piece 6 positioned below the lower frame plate 2, and two ends of the clamp 7 are clamped on the upper limiting piece 5 and the lower limiting piece 6. The upper limiting piece 5 is in a regular L shape in cross section, and the lower limiting piece 6 is in an inverted L shape in cross section.
The limiting components at the outer edges of the frames at the two sides of the frame plate provided with the limiting components are respectively provided with at least one clamp 7, and the outer edges of the frames at the two sides of the frame plate not provided with the limiting components are respectively provided with at least one clamp 7. Illustratively, as shown in fig. 2 and 3, four clamps 7 are respectively arranged at equal intervals at the outer edges of the two side frames of the frame plate without the limiting component.
The upper frame plate 1 and the lower frame plate 2 are made of stainless steel or aluminum alloy, and the upper limiting piece 5 and the lower limiting piece 6 are made of stainless steel or aluminum alloy.
The thickness of the upper frame plate 1 and the lower frame plate 2 can be selected to be 2-5 mm, and the thickness of the upper frame plate 1 and the thickness of the lower frame plate 2 are the same or different. The thickness of the first buffer glue layer 3 and the second buffer glue layer 4 can be selected to be 2-5 mm, and the thickness of the first buffer glue layer 3 and the thickness of the second buffer glue layer 4 are the same or different. The thickness of the upper limiting piece 5 and the lower limiting piece 6 can be selected to be 1-4 mm, and the thickness of the upper limiting piece 5 and the thickness of the lower limiting piece 6 are the same or different.
Example 1
The present embodiment provides a fixing device capable of realizing rapid fixing of a 17 μm thick proton membrane 8, which, as shown in fig. 2, includes a frame plate and 16 clamps 7 arranged along a circumference of an outer edge of the frame plate. Wherein, the frame board includes frame board 1 and lower frame board 2 in the top, makes the diaphragm fix between frame board 1 in the top and lower frame board 2 after anchor clamps 7 lock, is provided with first buffering glue film 3 between diaphragm and the frame board 1 in the top, is provided with second buffering glue film 4 between diaphragm and the lower frame board 2. The upper frame plate 1 and the lower frame plate 2 are both of a square frame structure with the same shape and size, and the clamp 7 adopts a strong crab claw clamp.
The outer edges of the two side frames of the frame plate are respectively provided with a limiting assembly, the limiting assembly comprises an upper limiting piece 5 positioned above the upper frame plate 1 and a lower limiting piece 6 positioned below the lower frame plate 2, and two ends of the clamp 7 are clamped on the upper limiting piece 5 and the lower limiting piece 6. The upper limiting piece 5 is in a regular L shape in cross section, and the lower limiting piece 6 is in an inverted L shape in cross section.
The four clamps 7 are respectively arranged on the limiting components at the outer edges of the frames at the two sides of the frame plate provided with the limiting components, and the four clamps 7 are respectively arranged at the outer edges of the frames at the two sides of the frame plate not provided with the limiting components.
The upper frame plate 1 and the lower frame plate 2 are made of aluminum alloy and are 3mm thick; go up spacing 5 and the material of spacing 6 down and be the aluminum alloy, thickness is 2mm, and the thickness of first buffer glue film 3 and second buffer glue film 4 is 3 mm.
Application example 1
Placing the proton membrane 8 fixed in the embodiment 1 in a vacuum spraying cabin, performing fixed point selection (x, y) on a pre-spraying position by adopting infrared, setting spraying flow, heating temperature, spraying times, nozzle distance, spraying speed and compressed air parameters, starting to perform single-side spraying for 6 times, wherein the mass of a catalyst load is 0.3mg/cm2, and standing for 10 min; the fixing device is turned over, the second surface is sprayed for 2 times, and the catalyst loading mass is 0.1mg/cm2And taking off the proton membrane 8 after the spraying, placing the proton membrane in a vacuum oven, and treating the proton membrane for 1 hour at the temperature of 80 ℃.
Example 2
The present embodiment provides a fixing device capable of realizing rapid fixing of a 25 μm thick proton membrane 8, which, as shown in fig. 3, includes a frame plate and 16 clamps 7 arranged along a circumference of an outer edge of the frame plate. Wherein, the frame board includes frame board 1 and lower frame board 2 in the top, makes the diaphragm fix between frame board 1 in the top and lower frame board 2 after anchor clamps 7 lock, is provided with first buffering glue film 3 between diaphragm and the frame board 1 in the top, is provided with second buffering glue film 4 between diaphragm and the lower frame board 2. The upper frame plate 1 and the lower frame plate 2 are both of a square frame structure with the same shape and size, and the clamp 7 adopts a quick F clamp.
The outer edges of the two side frames of the frame plate are respectively provided with a limiting assembly, the limiting assembly comprises an upper limiting piece 5 positioned above the upper frame plate 1 and a lower limiting piece 6 positioned below the lower frame plate 2, and two ends of the clamp 7 are clamped on the upper limiting piece 5 and the lower limiting piece 6. The upper limiting piece 5 is in a regular L shape in cross section, and the lower limiting piece 6 is in an inverted L shape in cross section.
The four clamps 7 are respectively arranged on the limiting components at the outer edges of the frames at the two sides of the frame plate provided with the limiting components, and the four clamps 7 are respectively arranged at the outer edges of the frames at the two sides of the frame plate not provided with the limiting components.
The upper frame plate 1 and the lower frame plate 2 are both made of 304L stainless steel and have the thickness of 2 mm; go up spacing 5 and the material of spacing 6 down and be the aluminum alloy, thickness is 2mm, and the thickness of first buffer glue film 3 and second buffer glue film 4 is 2 mm.
Application example 2
Placing the proton membrane 8 fixed in the embodiment 2 in a vacuum spraying cabin, performing fixed point selection (x, y) on a pre-spraying position by adopting infrared, setting spraying flow, heating temperature, spraying times, nozzle distance, spraying speed and compressed air parameters, starting to perform single-side spraying for 10 times, wherein the mass of a catalyst load is 0.35mg/cm2, and standing for 10 min; the fixing device is turned over, the second surface is sprayed for 3 times, and the catalyst loading mass is 0.1mg/cm2And taking off the proton membrane 8 after the spraying, placing the proton membrane in a vacuum oven, and treating the proton membrane for 2 hours at the temperature of 70 ℃.
Example 3
The present embodiment provides a fixing device capable of realizing rapid fixing of a 25 μm thick proton membrane 8, which comprises a frame plate and 16 clamps 7 arranged along the periphery of the frame plate. Wherein, the frame board includes frame board 1 and lower frame board 2 in the top, makes the diaphragm fix between frame board 1 in the top and lower frame board 2 after anchor clamps 7 lock, is provided with first buffering glue film 3 between diaphragm and the frame board 1 in the top, is provided with second buffering glue film 4 between diaphragm and the lower frame board 2. The upper frame plate 1 and the lower frame plate 2 are both of a square frame structure with the same shape and size, and the clamp 7 adopts a strong crab claw clamp.
The outer edges of the two side frames of the frame plate are respectively provided with a limiting assembly, the limiting assembly comprises an upper limiting piece 5 positioned above the upper frame plate 1 and a lower limiting piece 6 positioned below the lower frame plate 2, and two ends of the clamp 7 are clamped on the upper limiting piece 5 and the lower limiting piece 6. The upper limiting piece 5 is in a regular L shape in cross section, and the lower limiting piece 6 is in an inverted L shape in cross section.
The four clamps 7 are respectively arranged on the limiting components at the outer edges of the frames at the two sides of the frame plate provided with the limiting components, and the four clamps 7 are respectively arranged at the outer edges of the frames at the two sides of the frame plate not provided with the limiting components.
The upper frame plate 1 and the lower frame plate 2 are both made of 316L stainless steel and have the thickness of 2 mm; go up spacing 5 and the material of spacing 6 down and be the aluminum alloy, thickness is 2mm, and the thickness of first buffer glue film 3 and second buffer glue film 4 is 2 mm.
Example 4
The embodiment provides a fixing device capable of realizing rapid fixation of a 25 μm thick proton membrane 8, and the fixing device comprises a frame plate and 8 clamps 7 arranged along the periphery of the frame plate. Wherein, the frame board includes frame board 1 and lower frame board 2 in the top, makes the diaphragm fix between frame board 1 in the top and lower frame board 2 after anchor clamps 7 lock, is provided with first buffering glue film 3 between diaphragm and the frame board 1 in the top, is provided with second buffering glue film 4 between diaphragm and the lower frame board 2. The upper frame plate 1 and the lower frame plate 2 are both of a square frame structure with the same shape and size, and the clamp 7 adopts a strong crab claw clamp.
The outer edges of the two side frames of the frame plate are respectively provided with a limiting assembly, the limiting assembly comprises an upper limiting piece 5 positioned above the upper frame plate 1 and a lower limiting piece 6 positioned below the lower frame plate 2, and two ends of the clamp 7 are clamped on the upper limiting piece 5 and the lower limiting piece 6. The upper limiting piece 5 is in a regular L shape in cross section, and the lower limiting piece 6 is in an inverted L shape in cross section.
The two clamps 7 are respectively arranged on the limiting components at the outer edges of the frames at the two sides of the frame plate provided with the limiting components, and the two clamps 7 are respectively arranged at the outer edges of the frames at the two sides of the frame plate not provided with the limiting components.
The upper frame plate 1 and the lower frame plate 2 are made of aluminum alloy and have the thickness of 2 mm; go up spacing 5 and the material of spacing 6 down and be the aluminum alloy, thickness is 1mm, and the thickness of first buffer glue film 3 and second buffer glue film 4 is 2 mm.
Example 5
The present embodiment provides a fixing device capable of realizing rapid fixing of a 25 μm thick proton membrane 8, which, as shown in fig. 2, includes a frame plate and 12 clamps 7 arranged along the periphery of the frame plate. Wherein, the frame board includes frame board 1 and lower frame board 2 in the top, makes the diaphragm fix between frame board 1 in the top and lower frame board 2 after anchor clamps 7 lock, is provided with first buffering glue film 3 between diaphragm and the frame board 1 in the top, is provided with second buffering glue film 4 between diaphragm and the lower frame board 2. The upper frame plate 1 and the lower frame plate 2 are both of a square frame structure with the same shape and size, and the clamp 7 adopts a quick F clamp.
The outer edges of the two side frames of the frame plate are respectively provided with a limiting assembly, the limiting assembly comprises an upper limiting piece 5 positioned above the upper frame plate 1 and a lower limiting piece 6 positioned below the lower frame plate 2, and two ends of the clamp 7 are clamped on the upper limiting piece 5 and the lower limiting piece 6. The upper limiting piece 5 is in a regular L shape in cross section, and the lower limiting piece 6 is in an inverted L shape in cross section.
The limiting components at the outer edges of the frames at the two sides of the frame plate provided with the limiting components are respectively provided with three clamps 7, and the outer edges of the frames at the two sides of the frame plate not provided with the limiting components are respectively provided with three clamps 7.
The upper frame plate 1 and the lower frame plate 2 are both made of 316L stainless steel and have the thickness of 4 mm; go up spacing 5 and the material of spacing 6 down and be the aluminum alloy, thickness is 3mm, and the thickness of first buffer glue film 3 and second buffer glue film 4 is 4 mm.
Example 6
The present embodiment provides a fixing device capable of realizing rapid fixing of a 25 μm thick proton membrane 8, which, as shown in fig. 2, includes a frame plate and 24 clamps 7 arranged along the periphery of the frame plate. Wherein, the frame board includes frame board 1 and lower frame board 2 in the top, makes the diaphragm fix between frame board 1 in the top and lower frame board 2 after anchor clamps 7 lock, is provided with first buffering glue film 3 between diaphragm and the frame board 1 in the top, is provided with second buffering glue film 4 between diaphragm and the lower frame board 2. The upper frame plate 1 and the lower frame plate 2 are both of a square frame structure with the same shape and size, and the clamp 7 adopts a quick G clamp.
The outer edges of the two side frames of the frame plate are respectively provided with a limiting assembly, the limiting assembly comprises an upper limiting piece 5 positioned above the upper frame plate 1 and a lower limiting piece 6 positioned below the lower frame plate 2, and two ends of the clamp 7 are clamped on the upper limiting piece 5 and the lower limiting piece 6. The upper limiting piece 5 is in a regular L shape in cross section, and the lower limiting piece 6 is in an inverted L shape in cross section.
Six clamps 7 are respectively arranged on the limiting components at the outer edges of the frames at the two sides of the frame plate provided with the limiting components, and six clamps 7 are respectively arranged at the outer edges of the frames at the two sides of the frame plate not provided with the limiting components.
The upper frame plate 1 and the lower frame plate 2 are made of aluminum alloy and are 5mm thick; the upper limiting piece 5 and the lower limiting piece 6 are both made of 304L stainless steel and are 4mm thick, and the first buffer glue layer 3 and the second buffer glue layer 4 are 5mm thick.
The applicant states that the above description is only a specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and those skilled in the art should understand that any changes or substitutions easily conceivable by those skilled in the art within the technical scope of the present invention are within the protection scope and the disclosure scope of the present invention.
Claims (10)
1. A fixing device for preparing a membrane electrode is characterized by comprising a frame plate and at least two clamps arranged along the periphery of the outer edge of the frame plate;
the side frame plates comprise an upper side frame plate and a lower side frame plate, and the membrane is fixed between the upper side frame plate and the lower side frame plate after the clamp is locked;
a first buffer glue layer is arranged between the diaphragm and the upper frame plate, and a second buffer glue layer is arranged between the diaphragm and the lower frame plate.
2. The fastening device of claim 1, wherein the upper and lower deckle plates are each a frame-like structure having a shape of a square-wave;
the upper frame plate and the lower frame plate have the same shape and size.
3. The fixture of claim 2, wherein the clamp is a power crab claw clamp, a quick F clamp or a quick G clamp.
4. The fixing device as claimed in claim 3, wherein the two side frame outer edges of the side frame plates are respectively provided with a limiting component, the limiting components comprise an upper limiting component positioned above the upper frame plate and a lower limiting component positioned below the lower frame plate, and two ends of the clamp are clamped on the upper limiting component and the lower limiting component.
5. A fastening device according to claim 4, wherein the upper restraint member is positively L-shaped in cross-section;
the cross section of the lower limiting piece is in an inverted L shape.
6. The fixing device according to claim 5, wherein at least one clamp is provided on the position-limiting assembly at the outer edges of the side frames of the side frame plate provided with the position-limiting assembly, and both ends of the clamp are clamped on the upper position-limiting member and the lower position-limiting member.
7. The fastening device of claim 6, wherein at least one clamp is provided at the outer edges of the side frames of the side frame plates where the spacing member is not provided.
8. The fastening device of claim 7, wherein four clamps are disposed at equal intervals on the outer edges of the side frames of the side frame plates without the position limiting members.
9. The fastening device of claim 8, wherein the upper and lower frame plates are made of stainless steel or aluminum alloy;
the upper limiting piece and the lower limiting piece are made of stainless steel or aluminum alloy.
10. The fixing device of claim 9, wherein the upper and lower frame plates have a thickness of 2-5 mm;
the upper frame plate and the lower frame plate have the same or different thicknesses;
the thickness of the first buffer adhesive layer and the second buffer adhesive layer is 2-5 mm;
the thicknesses of the first buffer glue layer and the second buffer glue layer are the same or different;
the thickness of the upper limiting piece and the thickness of the lower limiting piece are 1-4 mm;
the upper limiting piece and the lower limiting piece are the same or different in thickness.
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| CN201922051574.2U CN210805915U (en) | 2019-11-25 | 2019-11-25 | Fixing device for preparing membrane electrode |
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| CN201922051574.2U CN210805915U (en) | 2019-11-25 | 2019-11-25 | Fixing device for preparing membrane electrode |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114272869A (en) * | 2021-12-29 | 2022-04-05 | 上海纽脉医疗科技股份有限公司 | Shaping device for fixing pericardium form and pericardium shaping method |
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2019
- 2019-11-25 CN CN201922051574.2U patent/CN210805915U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114272869A (en) * | 2021-12-29 | 2022-04-05 | 上海纽脉医疗科技股份有限公司 | Shaping device for fixing pericardium form and pericardium shaping method |
| CN114272869B (en) * | 2021-12-29 | 2024-06-11 | 上海纽脉医疗科技股份有限公司 | Shaping device and method for fixing pericardium form |
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