CN220128076U - Air electrode press-fitting device - Google Patents
Air electrode press-fitting device Download PDFInfo
- Publication number
- CN220128076U CN220128076U CN202321641611.5U CN202321641611U CN220128076U CN 220128076 U CN220128076 U CN 220128076U CN 202321641611 U CN202321641611 U CN 202321641611U CN 220128076 U CN220128076 U CN 220128076U
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- China
- Prior art keywords
- air electrode
- fitting device
- base
- electrode press
- press
- 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.)
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- 238000003466 welding Methods 0.000 abstract description 24
- 239000000446 fuel Substances 0.000 abstract description 6
- 230000008901 benefit Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 6
- 229910052802 copper Inorganic materials 0.000 description 6
- 239000010949 copper Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 238000005452 bending Methods 0.000 description 3
- 230000003197 catalytic effect Effects 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Connection Of Batteries Or Terminals (AREA)
Abstract
The utility model relates to the technical field of aluminum-air fuel cell production, in particular to an air electrode press-fitting device; including base, spacing post, operation panel, pressure head and stopper, the operation panel sets up on the base, and the quantity of stopper is two, and every stopper all is with base fixed connection to be located the both sides of operation panel respectively, the quantity of spacing post be a plurality of, every spacing post respectively with base fixed connection, and all be located the top of base, the pressure head sets up in the top of spacing post, through above-mentioned structure, obtains improvement welding efficiency and precision, does benefit to the effect of follow-up battery assembly.
Description
Technical Field
The utility model relates to the technical field of aluminum-air fuel cell production, in particular to an air electrode press-fitting device.
Background
The aluminum-air fuel cell is a metal fuel cell which uses metal aluminum as a negative electrode, an air electrode as a positive electrode and NaCl/KCl aqueous solution or NaOH/KOH aqueous solution as electrolyte, has the advantages of high energy density, safety, environmental protection and the like, and is a promising energy source. The air electrode is a core component of the aluminum air fuel cell, and the performance of the air electrode is directly related to the discharge efficiency and the power density of the aluminum air fuel cell; the air electrode is generally formed by compounding a plurality of layers of waterproof and breathable layers, current collectors, catalytic layers and the like together to form a soft sheet-shaped electrode, wherein the current collectors can collect current on the surface of the air electrode together and serve as a support and a framework of the air electrode.
When the battery reacts, oxygen in the air passes through the waterproof layer and the current collector in the air electrode to reach the surface of the catalytic layer, and the oxygen in the catalytic layer is catalyzed and converted into OH to obtain electrons in the presence of water - The method comprises the steps of carrying out a first treatment on the surface of the The metal aluminum of the negative electrode is electrochemically dissolved, loses electrons and releases electric energy. The current generated by the positive electrode is converged together through the current collector in the air electrode, and then is led out through the lug of the air electrode, a copper net or a nickel net is generally used as the current collector, a copper sheet or a nickel sheet is used as the lug, the lug is welded on one side of the air electrode current collector, when the lug and the current collector are welded, welding spots are required to be uniform, insufficient welding is avoided, the lug and the current collector have enough contact area, and the surface of the air electrode cannot be polluted during welding, so that the welding process requirement is high. At present, the common welding modes comprise spot welding and tin welding, but the welding efficiency of the two welding modes is low, cold welding is easy to generate, the dislocation of the electrode and the tab is easy to occur during welding, the welding precision is low, and the assembly of the subsequent battery is not facilitated.
Disclosure of Invention
The utility model aims to provide an air electrode press-fitting device, which solves the problems that the welding efficiency is low, cold welding is easy to generate, the dislocation of an air electrode and a tab is easy to occur during welding, the welding precision is low, and the follow-up battery assembly is not facilitated.
In order to achieve the above purpose, the air electrode press-fitting device comprises a base, limiting columns, an operation plate, a pressure head and limiting blocks, wherein the operation plate is arranged on the base, the number of the limiting blocks is two, each limiting block is fixedly connected with the base and is respectively positioned on two sides of the operation plate, the number of the limiting columns is multiple, each limiting column is respectively fixedly connected with the base and is respectively positioned above the base, and the pressure head is arranged above the limiting columns.
The pressure head comprises a connecting block and a protruding block, wherein the connecting block is arranged above the limiting column, and the protruding block is fixedly connected with the connecting block and is located below the connecting block.
The air electrode press-fitting device further comprises an air cylinder, and the connecting block is connected with the output end of the air cylinder.
The base is provided with a placing groove, and the operation plate is arranged in the placing groove.
The air electrode press-fitting device further comprises a connecting plate, the connecting plate is provided with a through groove, the operating plate is fixedly connected with the connecting plate, and the limiting column penetrates through the through groove.
Wherein, the base has two mounting grooves.
According to the air electrode press-fitting device, the lug of the pre-installed air electrode is sleeved on the limiting post and integrally placed between the two limiting blocks, the bottom of the air electrode is propped against the top of the lug, so that the top of the lug is propped against the limiting plate, the convex top of the lug is tightly contacted with the top of the inner side of the lug, the pressure head is aligned with the lug, the pressure head is used for press-fitting the lug, compared with the existing welding mode, the long-term welding mode is low in processing cost, higher in efficiency, relatively reduced in potential safety hazard, the generated current is more efficient through the lug by a copper net, the welding efficiency and the welding precision are improved, and the effect of subsequent battery assembly is facilitated.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of an air electrode press-fitting device of the present utility model.
Fig. 2 is a right side view of the structure of the air electrode press-fitting device of the present utility model.
Fig. 3 is a cross-sectional view of the A-A line structure of fig. 2 in accordance with the present utility model.
Fig. 4 is a structural plan view of the air electrode press-fitting device of the present utility model.
Fig. 5 is a schematic structural view of a tab of the present utility model.
10-base, 11-standing groove, 12-mounting groove, 20-spacing post, 30-operation panel, 40-pressure head, 41-connecting block, 42-lug, 50-stopper, 60-connecting plate, 61-through groove, 200-tab, 300-locating hole.
Detailed Description
Referring to fig. 1 to 5, fig. 1 is a schematic structural view of an air electrode press-fitting device, fig. 2 is a right structural view of the air electrode press-fitting device, fig. 3 is a sectional view of A-A line of fig. 2, fig. 4 is a schematic structural view of the air electrode press-fitting device, and fig. 5 is a schematic structural view of a tab.
The utility model provides an air electrode press-fitting device which comprises: the device comprises a base 10, limiting columns 20, an operation plate 30, a pressure head 40 and limiting blocks 50, wherein the operation plate 30 is arranged on the base 10, the number of the limiting blocks 50 is two, each limiting block 50 is fixedly connected with the base 10 and is respectively positioned on two sides of the operation plate 30, the number of the limiting columns 20 is multiple, each limiting column 20 is respectively fixedly connected with the base 10 and is respectively positioned above the base 10, and the pressure head 40 is arranged above the limiting columns 20.
In this embodiment, the tab 200 includes two ends of a V-shaped bending limiting jaw, an upper conductive sheet layer, a lower conductive sheet layer and a positioning hole 300, where the upper conductive sheet layer and the lower conductive sheet layer form a V-shaped structure, and an angle between the upper conductive sheet layer and the lower conductive sheet layer is 150 ° to 175 °, so as to realize firm connection between the tab 200 and a current collector, and an assembling process of the air electrode and the tab 200 may be divided into three steps of cutting, preassembling and press-fitting: firstly, cutting an air electrode according to a required shape, wherein a current collector of one end of an air electrode connected with a tab 200 is required to be cut into a convex shape, the length of a convex part of the cut current collector is consistent with the internal measurement length of two limit clamping jaws of the tab 200, the tab 200 is supported and limited when being preassembled with a copper net for convenience, the phenomenon that contact gaps at two ends are inconsistent when being fixed and the two ends of a conducting plate are uneven is avoided; in order to prevent the current collector and the tab 200 from being loosened temporarily during preassembly, the length limitation of the convex shape of the current collector is consistent with the length of the inner side of the tab 200, and the two limiting claws at the two sides clamp the two ends of the current collector when the current collector is clamped into the inner side of the tab 200; because of the limitation of the bending structure of the tab 200, the thickness of the current collector must be controlled within a certain range, so that the copper mesh can be plugged into the inner side of the tab 200 and prop against the position of the middle bending back wall; after the cut air electrode is preassembled into the lug 200, the air electrode is placed into a special air electrode press-fitting device; in the press-fitting process, the positioning holes 300 of the lugs 200 of the preassembled air electrodes are sleeved on the limiting posts 20, the positioning holes are integrally arranged between the limiting blocks 50, and the bottoms of the air electrodes are propped against the tops of the lugs 200, so that the tops of the lugs 200 are propped against the limiting plates, the convex top ends of the lugs 200 are tightly contacted with the top ends of the inner sides of the lugs 200, the press heads 40 are aligned with the lugs 200, the press heads 40 are used for press-fitting the lugs 200, compared with the existing welding mode, the long-term welding mode has the advantages of less processing cost, higher efficiency, relatively reduced potential safety hazards, higher efficiency of the generated current passing through the lugs 200 through copper meshes, improved welding efficiency and precision, and benefit to the subsequent battery assembly.
Further, the ram 40 includes a connection block 41 and a protrusion 42, the connection block 41 is disposed above the limit post 20, and the protrusion 42 is fixedly connected with the connection block 41 and is located below the connection block 41.
In this embodiment, the connection block 41 is connected to the bump 42, and the bump 42 is aligned with the tab 200 during the press-fitting process, and the bump 42 is used for press-fitting.
Further, the air electrode press-fitting device further includes a cylinder, and the connection block 41 is connected to an output end of the cylinder.
In the present embodiment, the cylinder is connected using the connection block 41, and the cylinder is expanded and contracted by using an air pressure of 0.4 to 0.6MPa, and is press-fitted using the bump 42.
Further, the base 10 has a placement groove 11, and the operation plate 30 is disposed in the placement groove 11.
Further, the air electrode press-fitting device further comprises a connection plate 60, the connection plate 60 is provided with a through groove 61, the operation plate 30 is fixedly connected with the connection plate 60, and the limit post 20 penetrates through the through groove 61.
In the present embodiment, the positioning groove 11 restricts the position of the operation plate 30, the operation plate 30 is fixedly connected to the connection plate 60, and the stopper post 20 penetrates the penetration groove 61 to fix the operation plate 30.
Further, the base 10 has two mounting slots 12.
In the present embodiment, the air electrode press-fitting device is mounted to the frame by using bolts through the mounting groove 12.
The above disclosure is only a preferred embodiment of the present utility model, and it should be understood that the scope of the utility model is not limited thereto, and those skilled in the art will appreciate that all or part of the procedures described above can be performed according to the equivalent changes of the claims, and still fall within the scope of the present utility model.
Claims (6)
1. An air electrode press-fitting device is characterized in that,
including base, spacing post, operation panel, pressure head and stopper, the operation panel set up in on the base, the quantity of stopper is two, every the stopper all with base fixed connection, and be located respectively the both sides of operation panel, the quantity of spacing post is a plurality of, every spacing post respectively with base fixed connection, and all be located the top of base, the pressure head set up in the top of spacing post.
2. The air electrode press-fitting device as claimed in claim 1, wherein,
the pressure head comprises a connecting block and a protruding block, wherein the connecting block is arranged above the limiting column, and the protruding block is fixedly connected with the connecting block and is positioned below the connecting block.
3. The air electrode press-fitting device as claimed in claim 2, wherein,
the air electrode press-fitting device further comprises an air cylinder, and the connecting block is connected with the output end of the air cylinder.
4. The air electrode press-fitting device as claimed in claim 1, wherein,
the base is provided with a placing groove, and the operation plate is arranged in the placing groove.
5. The air electrode press-fitting device as claimed in claim 4, wherein,
the air electrode press-fitting device further comprises a connecting plate, the connecting plate is provided with a through groove, the operating plate is fixedly connected with the connecting plate, and the limiting column penetrates through the through groove.
6. The air electrode press-fitting device as claimed in claim 1, wherein,
the base has two mounting slots.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321641611.5U CN220128076U (en) | 2023-06-26 | 2023-06-26 | Air electrode press-fitting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321641611.5U CN220128076U (en) | 2023-06-26 | 2023-06-26 | Air electrode press-fitting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220128076U true CN220128076U (en) | 2023-12-05 |
Family
ID=88955994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321641611.5U Active CN220128076U (en) | 2023-06-26 | 2023-06-26 | Air electrode press-fitting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220128076U (en) |
-
2023
- 2023-06-26 CN CN202321641611.5U patent/CN220128076U/en active Active
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