CN219717210U - Electrode connection structure of lithium battery cell - Google Patents
Electrode connection structure of lithium battery cell Download PDFInfo
- Publication number
- CN219717210U CN219717210U CN202320447877.XU CN202320447877U CN219717210U CN 219717210 U CN219717210 U CN 219717210U CN 202320447877 U CN202320447877 U CN 202320447877U CN 219717210 U CN219717210 U CN 219717210U
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- CN
- China
- Prior art keywords
- lithium battery
- plate
- clamping cover
- top clamping
- connection structure
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- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 61
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 50
- 230000000712 assembly Effects 0.000 claims abstract description 17
- 238000000429 assembly Methods 0.000 claims abstract description 17
- 150000002641 lithium Chemical class 0.000 claims abstract description 10
- 241000276425 Xiphophorus maculatus Species 0.000 claims description 13
- 230000005611 electricity Effects 0.000 claims description 3
- 239000011810 insulating material Substances 0.000 claims description 3
- 238000009413 insulation Methods 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 229910000733 Li alloy Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000010405 anode material Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
Abstract
The utility model relates to the technical field of electrode connection structures, in particular to an electrode connection structure of a lithium battery cell, which comprises a plate-shaped lithium battery and a top clamping cover arranged at the top of the plate-shaped lithium battery, wherein two movable electrode assemblies capable of randomly adjusting positions are arranged on the top clamping cover; according to the utility model, the top clamping cover is arranged at the top of the plate-shaped lithium battery, and the two movable electrode assemblies capable of adjusting the positions are arranged on the top clamping cover, so that the distance between the two electrodes of the plate-shaped lithium battery can be forcibly changed by adjusting the distance between the two movable electrode assemblies when the plate-shaped lithium battery is used, and the plate-shaped lithium battery is convenient to use.
Description
Technical Field
The utility model relates to the technical field of electrode connection structures, in particular to an electrode connection structure of a lithium battery cell.
Background
The lithium battery is a battery using a nonaqueous electrolyte solution, and using lithium metal or a lithium alloy as an anode material; after the lithium battery is produced, the positions of the positive electrode and the negative electrode on the lithium battery are fixed, and the positive electrode and the negative electrode of the plate-shaped lithium battery are positioned on the same side of the battery body, and the distance between the positive electrode and the negative electrode can not be adjusted, so that inconvenience can be brought during use.
In order to facilitate the use of lithium batteries, electrode connection structures are often provided at the electrodes thereof, while the electrode connection structures also protect the lithium battery electrodes. In the prior art, an anti-loosening electrode connection structure disclosed in the patent with the patent application number of CN202220146950.5 comprises a first mounting plate and a second mounting plate, wherein a wire holder is fixedly arranged on the outer side of the first mounting plate, a polar plate is arranged on the outer side of the wire holder, and a mounting assembly is arranged on the outer side of the polar plate;
although the electrode body adopts titanium-based metal materials, the electrode body can meet the electrode reversing requirement, has lower chlorine evolution overpotential, has electricity-saving performance and longer service life, and ensures that the polar plate is fixed with the mounting plate one by screwing the rotary drum on the threaded rod so as to prevent the polar plate from falling off; however, the flexibility of the whole battery is poor, and the flexibility of the battery is reflected on two electrodes of the battery, namely, the electrodes of the battery can not be flexibly used. In view of this, we propose an electrode connection structure of a lithium battery cell.
Disclosure of Invention
In order to make up for the defect that the distance between the positive electrode and the negative electrode of the plate-shaped lithium battery in the prior art cannot be adjusted, inconvenience is brought to the use of the plate-shaped lithium battery, the utility model provides an electrode connecting structure of a lithium battery cell.
The technical scheme of the utility model is as follows:
the utility model provides an electrode connection structure of lithium cell electricity core, includes platy lithium cell and locates the top card cover at platy lithium cell top, but be equipped with two active electrode subassembly of optional adjustment position on the top card cover, inside being close to bottom department symmetry of top card cover is fixed with two current-conducting plates, and two current-conducting plates contact with the positive negative pole of platy lithium cell respectively, separate by the insulation board of fixing in the top card cover between two current-conducting plates, active electrode subassembly includes diaphragm and symmetrical integrated into one piece in two risers of diaphragm bottom, external electrode is installed to diaphragm center department, and two external electrode bottoms in two active electrode subassemblies contact with two current-conducting plates respectively.
As the preferred technical scheme, diaphragm bottom center department integrated into one piece has a connecting block, and the equal integrated into one piece in connecting block both sides has a T word slider, and top card cover inner wall both sides all are equipped with the T word spout with T word slider sliding connection.
As a preferable technical scheme, the external electrode penetrates through the connecting block and extends to the lower part of the connecting block.
As the preferable technical scheme, the vertical plate is fixedly connected with the top clamping cover through the fixing screw, a plurality of fixing holes which are arranged at equal intervals are formed in the top clamping cover, and the fixing screw is in threaded connection with the fixing holes.
As a preferable technical scheme, the top of the insulating plate is flush with the top clamping cover and is used for isolating the two movable electrode assemblies.
As the preferable technical scheme, two binding bands are symmetrically arranged on the top clamping cover, two ends of each binding band are respectively fixed with two sides of the top clamping cover, and the length of each binding band is smaller than twice the height of the platy lithium battery.
As the preferable technical scheme, the transverse plate, the vertical plate and the connecting block are all made of insulating materials and are used for insulating the external electrode.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the top clamping cover is arranged at the top of the plate-shaped lithium battery, and the two movable electrode assemblies capable of adjusting the positions are arranged on the top clamping cover, so that the distance between the two electrodes of the plate-shaped lithium battery can be forcibly changed by adjusting the distance between the two movable electrode assemblies when the plate-shaped lithium battery is used, and the plate-shaped lithium battery is convenient to use.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of a movable ring electrode assembly according to the present utility model;
FIG. 3 is a schematic view of the internal structure of the top card cover according to the present utility model.
The meaning of each reference numeral in the figures is:
1. plate-shaped lithium batteries; 2. a top clip cover; 20. a fixing hole; 21. t-shaped sliding grooves; 22. an insulating plate; 23. a conductive plate; 3. a strap; 4. a movable electrode assembly; 40. a cross plate; 41. a riser; 42. an external electrode; 43. a connecting block; 44. a T-shaped sliding block; 45. and (5) fixing a screw.
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.
Referring to fig. 1-3, the present utility model provides a technical solution:
the utility model provides an electrode connection structure of lithium cell electricity core, including platy lithium cell 1 and locate the top card cover 2 at platy lithium cell 1 top, be equipped with two movable electrode assemblies 4 that can the optional adjustment position on the card cover 2 of top, the inside department symmetry that is close to the bottom of card cover 2 of top is fixed with two electric plates 23, two electric plates 23 contact with the positive negative pole of platy lithium cell 1 respectively, cut off by the insulation board 22 of fixing in the card cover 2 of top between two electric plates 23, movable electrode assemblies 4 include diaphragm 40 and symmetrical integrated into one piece in two risers 41 of diaphragm 40 bottom, external electrode 42 is installed to diaphragm 40 center department, two external electrode 42 bottoms in two movable electrode assemblies 4 contact with two electric plates 23 respectively. Through set up top card cover 2 at the top of platy lithium cell 1 to set up two movable electrode assemblies 4 that can adjust the position on top card cover 2, when using, can force the distance between two electrodes of change platy lithium cell 1 through adjusting the distance between two movable electrode assemblies 4, and then be convenient for platy lithium cell 1's use.
As a preferred embodiment, a connecting block 43 is integrally formed at the bottom center of the transverse plate 40, a T-shaped sliding block 44 is uniformly formed at two sides of the connecting block 43, and T-shaped sliding grooves 21 slidably connected with the T-shaped sliding block 44 are formed at two sides of the inner wall of the top clamping cover 2. By providing the T-shaped slider 44 and the T-shaped chute 21, the stability of the connection between the movable electrode assembly 4 and the top card housing 2 can be enhanced.
Preferably, the external electrode 42 passes through the connection block 43 and extends below the connection block 43. I.e., the bottom of the external electrode 42 can be brought into contact with the conductive plate 23.
As a preferable example of this embodiment, the riser 41 is fixedly connected with the top clamping cover 2 by a fixing screw 45, a plurality of fixing holes 20 are formed on the top clamping cover 2 at equal intervals, and the fixing screw 45 is in threaded connection with the fixing holes 20. The movable electrode assembly 4 can be fixed to the top card housing 2 with the fixing screws 45 and the fixing holes 20 engaged.
Preferably, the top of the insulating plate 22 is flush with the top clamping cover 2 for isolating the two movable electrode assemblies 4.
As a preferred embodiment of the present utility model, two binding bands 3 are symmetrically installed on the top card cover 2, two ends of each binding band 3 are respectively fixed to two sides of the top card cover 2, the length of each binding band 3 is less than twice the height of the plate-shaped lithium battery 1, after the top of the plate-shaped lithium battery 1 is connected with the top card cover 2, positive and negative electrodes of the plate-shaped lithium battery 1 are both contacted with the conductive plate 23, and then the binding bands 3 are used to connect and fix the plate-shaped lithium battery 1 and the top card cover 2.
Preferably, the cross plate 40, the vertical plate 41 and the connection block 43 are made of insulating materials for insulating the external electrode 42.
According to the electrode connection structure of the lithium battery cell, the top clamping cover 2 is arranged at the top of the plate-shaped lithium battery 1, and the two movable electrode assemblies 4 capable of adjusting positions are arranged on the top clamping cover 2, so that when the electrode connection structure is used, the distance between two electrodes of the plate-shaped lithium battery 1 can be forcibly changed by adjusting the distance between the two movable electrode assemblies 4, and the use of the plate-shaped lithium battery 1 is facilitated; when the lithium battery pack is used, firstly, after the top of the plate-shaped lithium battery 1 is connected with the top clamping cover 2, positive and negative electrodes of the plate-shaped lithium battery 1 are in contact with the conductive plate 23, then the plate-shaped lithium battery 1 and the top clamping cover 2 are connected and fixed by using the binding belt 3, then the distance between the two movable electrode assemblies 4 can be adjusted according to the needs, and then the vertical plate 41 is fixed on the top clamping cover 2 by using the fixing screw 45.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides an electrode connection structure of lithium cell electricity core, includes platy lithium cell (1) and locates top card cover (2) at platy lithium cell (1) top, its characterized in that: the movable electrode assembly (4) with the position capable of being adjusted at will is arranged on the top clamping cover (2), two conducting plates (23) are symmetrically fixed at the position, close to the bottom, inside the top clamping cover (2), the two conducting plates (23) are respectively contacted with the anode and the cathode of the plate-shaped lithium battery (1), the two conducting plates (23) are separated by an insulating plate (22) fixed in the top clamping cover (2), the movable electrode assembly (4) comprises a transverse plate (40) and two vertical plates (41) which are symmetrically and integrally formed at the bottom of the transverse plate (40), an external electrode (42) is installed at the center of the transverse plate (40), and the bottoms of the two external electrodes (42) in the two movable electrode assemblies (4) are respectively contacted with the two conducting plates (23).
2. The electrode connection structure of a lithium battery cell as set forth in claim 1, wherein: a connecting block (43) is integrally formed in the center of the bottom of the transverse plate (40), a T-shaped sliding block (44) is uniformly formed on two sides of the connecting block (43), and T-shaped sliding grooves (21) which are in sliding connection with the T-shaped sliding block (44) are formed on two sides of the inner wall of the top clamping cover (2).
3. The electrode connection structure of a lithium battery cell as set forth in claim 2, wherein: the external electrode (42) passes through the connecting block (43) and extends to the lower part of the connecting block (43).
4. The electrode connection structure of a lithium battery cell as set forth in claim 3, wherein: the vertical plate (41) is fixedly connected with the top clamping cover (2) through a fixing screw (45), a plurality of fixing holes (20) which are arranged at equal intervals are formed in the top clamping cover (2), and the fixing screw (45) is in threaded connection with the fixing holes (20).
5. The electrode connection structure of a lithium battery cell as set forth in claim 4, wherein: the top of the insulating plate (22) is flush with the top clamping cover (2) and is used for isolating the two movable electrode assemblies (4).
6. The electrode connection structure of a lithium battery cell as set forth in claim 5, wherein: two binding bands (3) are symmetrically arranged on the top clamping cover (2), two ends of each binding band (3) are respectively fixed with two sides of the top clamping cover (2), and the length of each binding band (3) is smaller than twice the height of the platy lithium battery (1).
7. The electrode connection structure of a lithium battery cell as set forth in claim 6, wherein: the transverse plate (40), the vertical plate (41) and the connecting block (43) are made of insulating materials and are used for insulating the external electrode (42).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202320447877.XU CN219717210U (en) | 2023-03-10 | 2023-03-10 | Electrode connection structure of lithium battery cell |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202320447877.XU CN219717210U (en) | 2023-03-10 | 2023-03-10 | Electrode connection structure of lithium battery cell |
Publications (1)
Publication Number | Publication Date |
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CN219717210U true CN219717210U (en) | 2023-09-19 |
Family
ID=88014209
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202320447877.XU Active CN219717210U (en) | 2023-03-10 | 2023-03-10 | Electrode connection structure of lithium battery cell |
Country Status (1)
Country | Link |
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CN (1) | CN219717210U (en) |
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2023
- 2023-03-10 CN CN202320447877.XU patent/CN219717210U/en active Active
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