CN220023095U - Lithium battery tab heating clamp - Google Patents
Lithium battery tab heating clamp Download PDFInfo
- Publication number
- CN220023095U CN220023095U CN202321280615.5U CN202321280615U CN220023095U CN 220023095 U CN220023095 U CN 220023095U CN 202321280615 U CN202321280615 U CN 202321280615U CN 220023095 U CN220023095 U CN 220023095U
- Authority
- CN
- China
- Prior art keywords
- clamping block
- clamp
- electric heating
- fixed
- heating
- 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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Links
- 238000010438 heat treatment Methods 0.000 title claims abstract description 41
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 33
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 33
- 238000005485 electric heating Methods 0.000 claims abstract description 41
- 230000000712 assembly Effects 0.000 claims description 7
- 238000000429 assembly Methods 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 5
- 238000010030 laminating Methods 0.000 claims description 2
- 210000004027 cell Anatomy 0.000 description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 230000015572 biosynthetic process Effects 0.000 description 9
- 210000005056 cell body Anatomy 0.000 description 8
- 238000003825 pressing Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 239000000523 sample Substances 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 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
- Y02E60/10—Energy storage using batteries
Abstract
The utility model discloses a lithium battery tab heating clamp, which comprises a clamp platform, a battery cell main body, a positive heating zone and a right heating zone which are arranged at the left end and the right end of the clamp platform; the left clamping block assembly comprises an insulating region fixedly arranged at the left side of the clamp platform, a fixed clamping block arranged at the lower side of the insulating region and a movable clamping block of which the bottom end is arranged at the insulating region through a sliding block and moves relative to the fixed clamping block; the lithium battery positioning clamp is characterized in that the inner sides of the fixed clamp splice and the movable clamp splice are respectively provided with an electric heating block, the electric heating blocks clamp and position positive lugs and right lugs on the battery core main body, and simultaneously, the electric heating blocks heat and heat energy generated by the operation of the electric heating couple, and heat on the electric heating blocks is respectively conducted to the positions of left lugs and negative lugs.
Description
Technical Field
The utility model belongs to the technical field of lithium batteries, and particularly relates to a heating clamp for a lithium battery tab.
Background
In the production process of the flexible package lithium ion battery, the formation process is one of very critical processes, namely, the formation process is to carry out the first low-current charge and discharge on the flexible package lithium ion battery just manufactured, the purpose of charging is to enable the surface of the negative electrode to form a layer of SEI film, the SEI film has great influence on the performance of the lithium battery, when the lithium battery is charged and discharged, the lithium battery needs to be pressurized according to the established requirement, and the TAB part of the battery lug is heated through a heating block, so that the purpose of thermocompression formation is achieved;
retrieved, publication (bulletin) number: the CN108899588A discloses a soft-package lithium battery water circulation heating formation clamp and a heating and pressurizing method, wherein the formation clamp comprises a plurality of heating pressing plates used for clamping a battery, probe assemblies used for being in contact with battery lugs, a driving device used for adjusting the clamping degree of the heating pressing plates on the battery, a temperature control water tank used for controlling the temperature of the heating pressing plates and formation driving plates, mounting seats used for being connected with the driving ends of the driving devices and probe assemblies used for being in contact with the battery lugs are arranged at the two ends of the heating pressing plates, copper pipes used for introducing water and heating the heating pressing plates are embedded in the heating pressing plates, a water inlet and a water outlet of each copper pipe are respectively communicated with water inlet and outlet pipelines of the temperature control water tank through corresponding pipelines to form a water circulation loop capable of heating the heating pressing plates, and connecting ports of the probe assemblies are electrically connected with connecting ports of the formation driving plates integrated in the driving boxes through wires;
according to the soft package lithium battery water circulation heating formation clamp, when the lithium battery is matched for charging and discharging, the lithium battery is required to be fixedly clamped through the driving end on the driving device, and the effect of charging and discharging is generated for connection of the lithium battery through the probe assembly, the heating pressing plate and the copper pipe, so that the soft package lithium battery water circulation heating formation clamp needs more structural matching in the operation process, the charging and discharging operation cost of the lithium battery is increased, and meanwhile, inconvenience is brought to positioning clamping of the lithium battery;
therefore, the utility model provides the lithium battery tab heating clamp with the heating block.
Disclosure of Invention
The utility model aims to provide a lithium battery tab heating clamp for solving the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
a lithium battery tab heating clamp comprises a clamp platform, a battery core main body and a positive heating area and a right heating area which are arranged at the left end and the right end of the clamp platform;
two left clamping block assemblies and two right clamping block assemblies with identical structures are respectively arranged at the left end and the right end of the clamp platform;
the left clamping block assembly comprises an insulating region fixedly arranged at the left side of the clamp platform, a fixed clamping block arranged at the lower side of the insulating region and a movable clamping block of which the bottom end is arranged at the insulating region through a sliding block and moves relative to the fixed clamping block;
the inner sides of the fixed clamping block and the movable clamping block are respectively provided with an electric heating block;
the battery cell comprises a battery cell body, wherein a positive electrode lug at the left end of the battery cell body is fixedly clamped with a fixed clamping block on a left clamping block assembly and an electric heating block at the inner side of a movable clamping block, and a negative electrode lug at the right end of the battery cell body is fixedly clamped with the fixed clamping block on the right clamping block assembly and the electric heating block at the inner side of the movable clamping block.
Further, the bottom surface of insulating district is equipped with the sliding chute that cooperates the horizontal slip, and the outside and the inside reset spring of sliding chute of slider are connected, and the slider passes through reset spring to fixed clamp splice slip and with the inboard laminating of fixed clamp splice.
Further, the movable clamping block and the fixed clamping block are opposite in L shape, and the electric heating blocks are respectively arranged on the inner sides of the movable clamping block and the fixed clamping block in a protruding shape.
Further, rubber balls which move in a matched mode with the insulating area are arranged on the bottom surface of the movable clamping block.
Further, the connecting wires at the bottom ends of the electric heating blocks penetrate through the clamp platform and are arranged on the outer side of the clamp platform respectively, and the connecting wires at the bottom ends of the electric heating blocks are provided with connecting ports through the outer side of the clamp platform.
Further, the distance between the left clamp assembly and the right clamp assembly is greater than the distance between the cell bodies;
the top edge sealing of the left end and the right end of the battery cell main body is not contacted with the left clamp assembly and the right clamp assembly.
The utility model has the following technical effects and advantages:
the left side and the right side of the clamp platform are respectively provided with a left clamping component and a right clamping component which are used for clamping and fixing the anode lug at the left end and the cathode lug at the right end of the battery cell body, so that the anode lug and the cathode lug are respectively clamped through a movable clamping block on the left clamping component and the right clamping component, and the anode lug and the cathode lug are clamped through electric heating blocks positioned on the inner sides of the fixed clamping block and the movable clamping block on the left clamping component and the right clamping component;
the electric heating block clamps and positions the positive electrode lug and the right electrode lug on the electric core main body, the thermocouple in the electric heating block starts to work while the electric heating block operates, and the electric heating block heats and heats heat energy generated by the operation of the thermocouple;
the battery cell positioning device has the advantages that the battery cell main body is positioned quickly, meanwhile, the positive electrode lug and the negative electrode lug on the battery cell main body are matched with charge and discharge operations through a simple structure, and the rapidity of positioning, clamping and fixing the lithium battery is reduced when the charge and discharge operation cost of the lithium battery is reduced.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
fig. 2 is a schematic view of a left side clamping assembly according to the present utility model.
In the figure: 1. a clamp platform; 2. a front heating zone; 3. a right heating zone; 4. a left clamp block assembly; 5. a right clamp block assembly; 6. an insulating region; 7. fixing the clamping blocks; 8. moving the clamping block; 9. a slide block; 10. an electric heating block; 11. a cell body; 12. a positive electrode tab; 13. a negative electrode ear; 14. a chute; 15. rubber balls; 16. a connection port; 17. a connecting wire; 18. and (5) top edge sealing.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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 provides a lithium battery tab heating clamp as shown in fig. 1-2, which comprises a clamp platform 1, a battery cell main body 11, a positive heating zone 2 and a right heating zone 3 which are arranged at the left end and the right end of the clamp platform 1;
the left end and the right end of the clamp platform 1 are respectively provided with a left clamping block assembly 4 and a right clamping block assembly 5 which are consistent in structure;
the left clamp block assembly 4 comprises an insulating area 6 fixedly arranged on the left side of the clamp platform 1, a fixed clamp block 7 arranged on the lower side of the insulating area 6 and a movable clamp block 8 of which the bottom end is arranged on the insulating area 6 through a sliding block 9 and moves relative to the fixed clamp block 7, a sliding groove 14 matched with the sliding horizontally is arranged on the bottom surface of the insulating area 6, the outer side of the sliding block 9 is connected with a reset spring in the sliding groove 14, the sliding block 9 slides towards the fixed clamp block 7 through the reset spring and is attached to the inner side of the fixed clamp block 7, the reset spring is used for always generating a retracting pulling force to the fixed clamp block 7 on the sliding block 9 at the bottom end of the movable clamp block 8, and the clamping force of the movable clamp block 8 and the fixed clamp block 7 on the battery core main body 11 is kept;
the inner sides of the fixed clamping block 7 and the movable clamping block 8 are respectively provided with an electric heating block 10, the movable clamping block 8 and the fixed clamping block 7 are opposite in L, the electric heating blocks 10 are respectively arranged on the inner sides of the movable clamping block 8 and the fixed clamping block 7 in a protruding mode, the electric heating blocks 10 protrude on the inner sides of the movable clamping block 8 and the fixed clamping block 7, and when the movable clamping block 8 moves towards the fixed clamping block 7, the electric heating blocks 10 on the inner sides of the fixed clamping block 7 and the movable clamping block 8 are in close contact and fit with a positive electrode lug 12 and a negative electrode lug 13 on the battery cell main body 11;
the connecting wires 17 at the bottom end of the electric heating block 10 respectively penetrate through the clamp platform 1 and are arranged at the outer side of the clamp platform 1, the connecting wires 17 at the bottom end of the electric heating block 10 are provided with connecting ports 16 through the outer side of the clamp platform 1, electric energy is provided for a thermocouple in the electric heating block 10 through the connecting ports 16 and is used for generating heat energy by matching with the operation of the electric heating block 10, rubber balls 15 which move in a matching manner with the insulating area 6 are arranged on the bottom surface of the movable clamping block 8, gaps are formed between the bottom surface of the movable clamping block 8 and the insulating area 6 by the rubber balls 15, and the connecting wires 17 penetrating through the movable clamping block 8 and connected with the electric heating block 10 move along with the movement of the movable clamping block 8;
the battery cell body, the positive electrode lug 12 of battery cell main part 11 left end is fixed with the inboard electric heating block 10 centre gripping of fixed clamp splice 7 and the removal clamp splice 8 on the left side clamp splice subassembly 4, and the negative electrode lug 13 of battery cell main part 11 right-hand member is fixed with the inboard electric heating block 10 centre gripping of fixed clamp splice 7 and the removal clamp splice 8 on the right side clamp splice subassembly 5.
The distance between the left clamp assembly and the right clamp assembly is greater than the distance between the cell bodies 11;
the top sealing edges 18 at the left end and the right end of the battery cell main body 11 are not contacted with the left clamp assembly and the right clamp assembly, so that the damage to the top sealing edges 18 is avoided when the battery cell main body 11 fixedly clamps the positive electrode lug 12 and the negative electrode lug 13 through the left clamp assembly and the right clamp assembly;
the left side and the right side of the clamp platform 1 are respectively provided with a left clamping component and a right clamping component which are used for clamping and fixing a left end positive electrode lug 12 and a right end negative electrode lug 13 of the battery core body, so that the positive electrode lug 12 and the negative electrode lug 13 are respectively clamped by a movable clamping block 8 on the left clamping component and the right clamping component;
the electric heating blocks 10 positioned on the inner sides of the fixed clamping block 7 and the movable clamping block 8 on the left clamping assembly and the right clamping assembly are used for clamping the positive electrode lug 12 and the negative electrode lug 13, so that the positive electrode lug 12 and the right electrode lug on the battery cell main body 11 are clamped and positioned through the electric heating blocks 10;
the electric heating blocks 10 are operated, thermocouples in the electric heating blocks 10 start to work, and heat energy generated by the operation of the electric heating blocks 10 on the thermocouples is heated to rise temperature, and as the two electric heating blocks 10 are respectively clamped and positioned with the positive electrode lugs 12 and the negative electrode lugs 13, heat on the electric heating blocks 10 is respectively conducted to the positions of the left electrode lugs and the negative electrode lugs 13, so that the heating requirement on the battery cell main body 11 is met;
the lithium battery positioning clamp device has the advantages that the lithium battery positioning clamp device can rapidly position the battery core main body 11, simultaneously, the positive electrode lug 12 and the negative electrode lug 13 on the battery core main body 11 are matched with charge and discharge operations through a simple structure, and the charge and discharge operation cost of the lithium battery is reduced, and meanwhile, the lithium battery positioning clamp device is rapid to fix.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model 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 described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (6)
1. The utility model provides a lithium cell utmost point ear heating anchor clamps, includes anchor clamps platform (1), electric core main part (11) and locates positive side heating zone (2) and right side heating zone (3) at both ends about anchor clamps platform (1), its characterized in that:
two left clamping block assemblies (4) and right clamping block assemblies (5) with the same structure are respectively arranged at the left end and the right end of the clamp platform (1);
the left clamping block assembly (4) comprises an insulating area (6) fixedly arranged at the left side of the clamp platform (1), a fixed clamping block (7) arranged at the lower side of the insulating area (6) and a movable clamping block (8) with the bottom end arranged in the insulating area (6) through a sliding block (9) and relatively moving with the fixed clamping block;
the inner sides of the fixed clamping block (7) and the movable clamping block (8) are respectively provided with an electric heating block (10);
the positive electrode lug (12) at the left end of the battery cell main body (11) is clamped and fixed with the fixed clamping block (7) on the left clamping block assembly (4) and the electric heating block (10) at the inner side of the movable clamping block (8), and the negative electrode lug (13) at the right end of the battery cell main body (11) is clamped and fixed with the fixed clamping block (7) on the right clamping block assembly (5) and the electric heating block (10) at the inner side of the movable clamping block (8).
2. The lithium battery tab heating fixture of claim 1, wherein: the bottom surface of insulating district (6) is equipped with cooperation horizontal slip spout (14), and the outside of slider (9) is connected with the inside reset spring of spout (14), slider (9) are through reset spring to fixed clamp splice (7) slip and with the inboard laminating of fixed clamp splice.
3. The lithium battery tab heating fixture of claim 2, wherein: the movable clamping block (8) and the fixed clamping block (7) are opposite in L, and the electric heating block (10) is respectively arranged on the inner sides of the movable clamping block (8) and the fixed clamping block (7) in a protruding mode.
4. The lithium battery tab heating fixture of claim 2, wherein: the bottom surface of the movable clamping block (8) is provided with a rubber ball (15) which moves in cooperation with the insulating area (6).
5. The lithium battery tab heating fixture of claim 1, wherein: connecting wires (17) at the bottom ends of the electric heating blocks (10) penetrate through the clamp platform (1) respectively and are arranged on the outer sides of the clamp platform (1), and connecting ports (16) are formed in the connecting wires (17) at the bottom ends of the electric heating blocks (10) through the outer sides of the clamp platform (1).
6. The lithium battery tab heating fixture of claim 1, wherein: the distance between the left clamping block assembly (4) and the right clamping block assembly (5) is larger than the distance between the battery cell main bodies (11);
the top sealing edges (18) at the left end and the right end of the battery cell main body (11) are not contacted with the left clamping block assembly (4) and the right clamping block assembly (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321280615.5U CN220023095U (en) | 2023-05-24 | 2023-05-24 | Lithium battery tab heating clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321280615.5U CN220023095U (en) | 2023-05-24 | 2023-05-24 | Lithium battery tab heating clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220023095U true CN220023095U (en) | 2023-11-14 |
Family
ID=88672390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321280615.5U Active CN220023095U (en) | 2023-05-24 | 2023-05-24 | Lithium battery tab heating clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220023095U (en) |
-
2023
- 2023-05-24 CN CN202321280615.5U patent/CN220023095U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |