CN217485537U - Device for preventing positive electrode tab and negative electrode tab from being mistakenly used - Google Patents
Device for preventing positive electrode tab and negative electrode tab from being mistakenly used Download PDFInfo
- Publication number
- CN217485537U CN217485537U CN202221275396.7U CN202221275396U CN217485537U CN 217485537 U CN217485537 U CN 217485537U CN 202221275396 U CN202221275396 U CN 202221275396U CN 217485537 U CN217485537 U CN 217485537U
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- China
- Prior art keywords
- lever
- baffle
- control system
- electrode tab
- positive
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- 230000005389 magnetism Effects 0.000 claims abstract description 7
- 230000002265 prevention Effects 0.000 abstract description 4
- 238000001179 sorption measurement Methods 0.000 abstract description 4
- 230000000704 physical effect Effects 0.000 abstract description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 5
- 229910052744 lithium Inorganic materials 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 229910001148 Al-Li alloy Inorganic materials 0.000 description 1
- FCVHBUFELUXTLR-UHFFFAOYSA-N [Li].[AlH3] Chemical compound [Li].[AlH3] FCVHBUFELUXTLR-UHFFFAOYSA-N 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
Classifications
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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
- Y02E60/10—Energy storage using batteries
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- Connection Of Batteries Or Terminals (AREA)
Abstract
The utility model discloses a positive ear of prevention and negative pole ear are with wrong device, inhale portion, response portion, control system including lever, bearing fulcrum, magnetism, the bearing fulcrum is located the mid point of lever, the lever winds the rotatory certain angle of bearing fulcrum, the one end of lever sets up magnetism and inhales the portion, the other end of lever sets up the response portion, the response portion is connected control system. The utility model discloses utilize positive negative pole ear magnetic adsorption's physical properties difference, reach and remind operating personnel utmost point ear with wrong purpose.
Description
Technical Field
The utility model relates to a lithium cell technical field, especially a positive tab of prevention and negative pole ear are with wrong device.
Background
Under the general condition, lithium cell negative pole ear adopts the nickel strap, anodal ear adopts the aluminium strip, welding anodal ear on the positive plate, welding negative pole ear on the negative plate, but when welding anodal ear on the negative plate, under the condition of low potential, can take place to inlay the lithium reaction, generate the aluminium lithium alloy, this capacity that can make the lithium cell reduces by a wide margin, and after charging and discharging many times, can take place utmost point ear and dissolve, not only cause wholesale battery to scrap, danger such as explosion takes place to catch fire when serious, cause huge loss to user's life and property. At present, the method for preventing the wrong use of the positive and negative electrode tabs in the lithium battery production workshop is mainly determined by experience, for example, the unit volume weight of the positive electrode tab is smaller than that of the negative electrode tab, the color of the positive electrode tab is slightly brighter than that of the negative electrode tab, and the like, but the situation that the wrong use of the positive and negative electrode tabs by a new hand cannot be effectively avoided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome prior art's shortcoming, provide a positive ear of prevention and negative pole ear with wrong device.
The utility model discloses a purpose is realized through following technical scheme, a positive ear of prevention and negative pole ear are with wrong device, inhale portion, response portion, control system including lever, magnetism, the bearing fulcrum is located the mid point of lever, the lever winds the rotatory certain angle of bearing fulcrum, the one end of lever sets up magnetism and inhales the portion, the other end of lever sets up response portion, response portion connects control system.
Furthermore, the magnetic part comprises a first baffle and a magnet, the first baffle is fixedly connected with one end of the lever, and the magnet is fixedly connected with the first separation blade.
Furthermore, the induction part comprises a second baffle and an approach inductor, the second baffle is fixedly connected with the end part of the lever, the second baffle shields the approach inductor after rotating for a certain angle, and the approach inductor is connected with the control system.
The utility model has the advantages of it is following: the negative pole ear is nickel matter, can be by magnetic adsorption, and the adsorptivity is strong, and positive pole ear is aluminium matter, can not be by magnetic adsorption, does not have magnetism, utilizes the physical properties difference of positive and negative pole ear, through the magnetic adsorption lever, reaches the purpose that indirect control proximity sensor signal arouses the winder to report to the police, reminds operating personnel utmost point ear with wrong.
Drawings
Fig. 1 is a schematic view of the present invention for properly mounting the negative electrode tab.
Fig. 2 is a schematic view of the positive tab for error installation of the present invention.
In the figure, 1, a bearing fulcrum; 2. a lever; 3. a first baffle; 4. a second baffle; 5. a magnet; 6. a proximity sensor; 7. a control system; 8. and (7) a tab.
Detailed Description
To make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, could be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which the products of the present invention are conventionally placed in use, or the position or positional relationship which the skilled person conventionally understand, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the reference is made must have a specific position, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used solely to distinguish one from another, and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 in specific cases to those skilled in the art.
As shown in figure 1, a device for preventing a positive tab and a negative tab from being mistakenly used comprises a lever 2, a bearing fulcrum 1, a magnetic suction part, a sensing part and a control system 7, wherein the control system 7 is an operation control system of a winch, the bearing fulcrum 1 is positioned at the midpoint of the lever 2, the positive tab, the negative tab and the bearing fulcrum 1 are fixed on the winder, the lever 2 rotates for a certain angle around the bearing fulcrum 1, the magnetic suction part is arranged at one end of the lever 2, the sensing part is arranged at the other end of the lever 2 and is connected with the control system 7, the magnetic suction part comprises a first baffle 3 and a magnet 5, the first baffle 3 is fixedly connected with one end of the lever 2, the magnet 5 is fixedly connected with the first baffle 3, the sensing part comprises a second baffle 4 and a proximity sensor 6, the proximity sensor 6 is fixed on the winch, the second baffle 4 is fixedly connected with the end part of the lever 2, the second baffle 4 shields the proximity sensor 6 after rotating for a certain angle, the proximity sensor 6 is connected to a control system 7.
The utility model discloses the principle: fig. 1 is a diagram of a normal condition, wherein a tab 8 is a negative tab, a magnet is adsorbed on the negative tab, the lever and the components thereof are in the state shown in fig. 1 due to magnetic force, a second baffle does not shield an approaching sensor, the approaching sensor does not send an abnormal signal, a control system does not give an alarm, and a winder operates normally; fig. 2 is an abnormal situation diagram, when human misoperation occurs, the positive tab is installed at the position of the negative tab, the magnet cannot be adsorbed on the positive tab at the moment, because the magnet is not pulled by magnetic force, the lever and the component thereof are in the state shown in fig. 2 under the action of gravity, the second baffle shields the approach sensor, the approach sensor sends out an abnormal signal, the control system gives an alarm, and the winder stops running.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (3)
1. The utility model provides a device that positive pole ear and negative pole ear used wrong which characterized in that: including lever (2), bearing fulcrum (1), magnetism portion of inhaling, response portion, control system (7), bearing fulcrum (1) is located the mid point of lever (2), lever (2) wind bearing fulcrum (1) is rotatory certain angle, the one end of lever (2) sets up magnetism portion of inhaling, the other end of lever (2) sets up the response portion, the response portion is connected control system (7).
2. The device according to claim 1, wherein the device for preventing the misapplication of the positive tab and the negative tab comprises: the magnetic suction part comprises a first baffle (3) and a magnet (5), the first baffle (3) is fixedly connected with one end of the lever (2), and the magnet (5) is fixedly connected with the first baffle (3).
3. The device according to claim 1, wherein the device for preventing the misapplication of the positive tab and the negative tab comprises: the sensing part comprises a second baffle (4) and an approach sensor (6), the second baffle (4) is fixedly connected with the end part of the lever (2), the second baffle (4) is rotated for a certain angle to shield the approach sensor (6), and the approach sensor (6) is connected with the control system (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221275396.7U CN217485537U (en) | 2022-05-26 | 2022-05-26 | Device for preventing positive electrode tab and negative electrode tab from being mistakenly used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221275396.7U CN217485537U (en) | 2022-05-26 | 2022-05-26 | Device for preventing positive electrode tab and negative electrode tab from being mistakenly used |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217485537U true CN217485537U (en) | 2022-09-23 |
Family
ID=83313971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221275396.7U Active CN217485537U (en) | 2022-05-26 | 2022-05-26 | Device for preventing positive electrode tab and negative electrode tab from being mistakenly used |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217485537U (en) |
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2022
- 2022-05-26 CN CN202221275396.7U patent/CN217485537U/en active Active
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