CN221102338U - Safe lithium battery cell structure - Google Patents
Safe lithium battery cell structure Download PDFInfo
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- CN221102338U CN221102338U CN202322190615.2U CN202322190615U CN221102338U CN 221102338 U CN221102338 U CN 221102338U CN 202322190615 U CN202322190615 U CN 202322190615U CN 221102338 U CN221102338 U CN 221102338U
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- Prior art keywords
- cell structure
- lithium battery
- battery cell
- groove
- electric connection
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 39
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 39
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 27
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 27
- 125000006850 spacer group Chemical group 0.000 claims abstract description 19
- 230000005611 electricity Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000012544 monitoring process Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of lithium batteries, and particularly relates to a safe lithium battery cell structure which comprises a battery shell, wherein a battery top cover is arranged at the upper end of the battery shell, and an electrode plate is arranged in the battery shell. According to the utility model, the fixed connection mode between the traditional electrode plates is changed by arranging the electrode plates, the grooves, the carbon rods, the spacers, the voltage and current detector, the movable groove, the movable piece, the power receiving groove, the power receiving end, the spring and the electromagnetic sheet, the electrode plates are directly clamped in the grooves by the carbon rods, so that the electric connection relation exists between the electrode plates, the power receiving sheets of the electrode plates are separated by the insulating spacers, the stability is ensured, the disassembly and the maintenance of the lithium battery cell structure are convenient, meanwhile, the detector capable of monitoring the output current of the lithium battery in real time is adopted, the power-off treatment can be automatically carried out, the situation that the power receiving equipment is damaged due to unstable output of the lithium battery cell structure is prevented, and the use safety of the lithium battery cell structure is improved.
Description
Technical Field
The utility model relates to the technical field of lithium batteries, in particular to a safe lithium battery cell structure.
Background
Along with the continuous development of technology, a lithium battery is a common device for supplying power, and at present, a used lithium battery cell structure is characterized in that a cell main body is formed by continuously winding a positive plate, a separation film and a negative plate; the positive electrode tab is welded on the positive electrode tab, the negative electrode tab is welded on the negative electrode tab, and positive electricity and negative electricity can be respectively output through the positive electrode tab and the negative electrode tab when the positive electrode tab and the negative electrode tab are respectively connected with an external circuit through wires.
The prior art has the following problems:
The connection mode between the electrode slices that general lithium battery cell structure inside adopted adopts fixed mode to connect, is inconvenient for the maintenance of lithium battery cell structure and uses, and when the output of certain electrode slice appears in lithium battery cell structure unstable or damage simultaneously, the condition that easily leads to the power equipment to appear being burnt out, the safety in utilization is not good.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides a safe lithium battery cell structure, which solves the problems that the existing connection mode between electrode plates is connected in a fixed mode, the maintenance and the use of the lithium battery cell structure are inconvenient, and when the output of one electrode plate is unstable or damaged, the condition that power-on equipment is burnt out is easy to cause and the use safety is poor.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a safe lithium battery cell structure, includes battery case, battery case's upper end is provided with the battery top cap, battery case's inside is provided with the electrode slice, the upper end of electrode slice is connected with the electrode slice, the upper end of electrode slice is seted up flutedly, one side of battery top cap is provided with the terminal, battery top cap's inside is provided with the carbon-point, the outside of carbon-point is connected with the spacer, be provided with the external member in the middle of terminal and the carbon-point, the movable groove has been seted up to the one end of terminal, the inside of movable groove is provided with the movable part, the one end of carbon-point has been seted up and has been connect the electric tank, the inside of connect the electric tank is provided with and connects the electric end, the outside of movable part is connected with the connecting plate, one side of connecting plate is provided with the spring, the one end of spring is connected with the fixed plate, the opposite side of connecting plate is provided with the connecting rod, the one end of connecting rod is provided with the electric magnetic slice.
As a preferable technical scheme of the utility model, the shape of the groove is semicircular, the number of the carbon rods is two, and the diameter size of the carbon rods is matched with the inner size of the groove.
As a preferable technical scheme of the utility model, the number of the spacers is dry, the spacers are distributed on the outer side of the carbon rod at equal intervals, and the spacers are sleeved on the outer side of the carbon rod.
As a preferable technical scheme of the utility model, the inner dimension of the movable groove is matched with the dimension of the movable piece, and the movable piece is movably connected with the binding post through the movable groove.
As a preferable technical scheme of the utility model, the internal dimension of the electric receiving groove is matched with the dimension of the electric receiving end, the electric receiving groove is in a truncated cone shape, and the electric receiving end is spliced with the carbon rod through the electric receiving groove.
As a preferable technical scheme of the utility model, the connecting rod is fixedly connected with the connecting plate, and the connecting rod penetrates through the fixing plate to be movably connected with the fixing plate.
As a preferable technical scheme of the utility model, the upper end of the carbon rod is provided with a voltage and current detector, one side of the voltage and current detector is provided with an auxiliary power supply, and the voltage and current detector is electrically connected with the electromagnetic sheet through a controller.
Compared with the prior art, the utility model provides a safe lithium battery cell structure, which has the following beneficial effects:
1. This safe lithium battery cell structure has changed the fixed connection mode between the traditional electrode slice through setting up electrode slice, recess, carbon-point and spacer, through adopting the inside of carbon-point direct card at the recess, makes there is electric connection relation between the electrode slice, and adopts insulating spacer to cut off between the electric connection piece of electrode slice, guarantees stability, the dismantlement maintenance of the lithium battery cell structure of being convenient for.
2. This safe lithium battery cell structure is through setting up voltage current detector, movable groove, moving part, electric groove, electric end, connecting plate, spring, connecting rod and electromagnetic piece, the inside detector that can be to lithium battery output current real-time supervision that adopts of lithium battery cell structure, when the inside unstable condition of lithium battery cell structure output that leads to because of high temperature or other factors of battery, can carry out the outage automatically and handle, prevent that lithium battery cell structure output from unstable condition that leads to electric equipment damage, improved lithium battery cell structure safety in utilization.
Drawings
FIG. 1 is a schematic diagram of a lithium battery cell structure according to the present utility model;
FIG. 2 is a schematic view of a battery top cover structure;
Fig. 3 is an enlarged schematic view of the structure at a.
In the figure: 1. a battery case; 2. a battery top cover; 3. an electrode sheet; 4. a power connection sheet; 5. a groove; 6. binding posts; 7. a carbon rod; 8. a spacer; 9. a voltage-current detector; 10. an auxiliary power supply; 11. a kit; 12. a movable groove; 13. a movable member; 14. a power receiving groove; 15. an electric terminal; 16. a connecting plate; 17. a spring; 18. a fixing plate; 19. a connecting rod; 20. an electro-magnetic sheet.
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 to 3, in the present embodiment: the utility model provides a safe lithium battery cell structure, including battery case 1, battery case 1's upper end is provided with battery top cap 2, battery case 1's inside is provided with electrode plate 3, electrode plate 3's upper end is connected with and connects electric plate 4, connect the upper end of electric plate 4 to set up flutedly 5, one side of battery top cap 2 is provided with terminal 6, battery top cap 2's inside is provided with carbon-point 7, the outside of carbon-point 7 is connected with spacer 8, be provided with external member 11 in the middle of terminal 6 and the carbon-point 7, movable groove 12 has been seted up to terminal 6's one end, movable groove 12's inside is provided with movable part 13, connect electric groove 14 has been seted up to carbon-point 7's one end, connect electric groove 14's inside to be provided with and connect electric end 15, movable part 13's outside is connected with connecting plate 16, one side of connecting plate 16 is provided with spring 17, spring 17's one end is connected with fixed plate 18, connecting plate 16's opposite side is provided with connecting rod 19, connecting rod 19's one end is provided with electric magnetic sheet 20.
In the embodiment, the shape of the groove 5 is semicircular, the number of the carbon rods 7 is two, and the diameter size of the carbon rods 7 is matched with the inner size of the groove 5, so that the connection mode between the traditional electrode plates 3 is changed; the number of the spacers 8 is dry, the spacers 8 are equidistantly distributed on the outer side of the carbon rod 7, and the spacers 8 are sleeved on the outer side of the carbon rod 7 and used for fixedly using the upper end of the adjacent electrode plate 3 connected with the partition of the electric plate 4; the inner dimension of the movable groove 12 is matched with the dimension of the movable piece 13, and the movable piece 13 is movably connected with the binding post 6 through the movable groove 12, so that the structural design is reasonable; the internal size of the electric connection groove 14 is matched with the size of the electric connection end 15, the electric connection groove 14 is in a truncated cone shape, and the electric connection end 15 is spliced with the carbon rod 7 through the electric connection groove 14, so that the structural design is ingenious; the connecting rod 19 is fixedly connected with the connecting plate 16, and the connecting rod 19 penetrates through the fixed plate 18 to be movably connected with the fixed plate 18, so that the activity is good; the upper end of the carbon rod 7 is provided with a voltage and current detector 9, one side of the voltage and current detector 9 is provided with an auxiliary power supply 10, and the voltage and current detector 9 is electrically connected with the electromagnetic sheet 20 through the controller, so that the output detection of the electrode sheet 3 is realized, and the use safety is improved.
The working principle and the using flow of the utility model are as follows: in the process of assembling the lithium battery cell structure, different electrode plates 3 are arranged in the battery shell 1 in an staggered manner, then a battery top cover 2 with a carbon rod 7 is covered at the upper end of the battery shell 1, the size of a spacer 8 is matched with the size between adjacent electric plates 4, the spacer 8 is fixed to the electric plates 4, the carbon rod 7 is inserted into the groove 5, in the process of outputting the lithium battery cell structure, a voltage and current detector 9 adopted in the process of outputting the lithium battery cell structure detects the voltage and current output by each electrode plate 3 in real time, when the output is unstable, the electromagnetic plates 20 are electrified, the two electromagnetic plates 20 are attracted mutually, the connecting rod 19 moves along with the connecting plate 16, the electric connecting end 15 is separated from the electric connecting groove 14, and automatic power failure is realized.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (7)
1. The utility model provides a safe lithium cell electricity core structure, includes battery case (1), its characterized in that: the battery case is characterized in that a battery top cover (2) is arranged at the upper end of the battery case (1), an electrode plate (3) is arranged in the battery case (1), an electric connection plate (4) is connected to the upper end of the electrode plate (3), a groove (5) is formed in the upper end of the electric connection plate (4), a binding post (6) is arranged on one side of the battery top cover (2), a carbon rod (7) is arranged in the battery top cover (2), a spacer (8) is connected to the outer side of the carbon rod (7), a sleeve member (11) is arranged between the binding post (6) and the carbon rod (7), a movable groove (12) is formed in one end of the binding post (6), a movable piece (13) is arranged in the inner portion of the movable groove (12), an electric connection groove (14) is formed in one end of the carbon rod (7), a connecting plate (16) is connected to one side of the movable piece (13), a spring (17) is arranged on one side of the connecting plate (16), a connecting plate (19) is connected to one end of the spring (17), and a connecting plate (19) is arranged at one end of the connecting plate (19).
2. The safe lithium battery cell structure of claim 1, wherein: the shape of the groove (5) is semicircular, the number of the carbon rods (7) is two, and the diameter size of the carbon rods (7) is matched with the inner size of the groove (5).
3. The safe lithium battery cell structure of claim 1, wherein: the number of the spacers (8) is dry, the spacers (8) are distributed on the outer side of the carbon rod (7) at equal intervals, and the spacers (8) are sleeved on the outer side of the carbon rod (7).
4. The safe lithium battery cell structure of claim 1, wherein: the inner size of the movable groove (12) is matched with the size of the movable piece (13), and the movable piece (13) is movably connected with the binding post (6) through the movable groove (12).
5. The safe lithium battery cell structure of claim 1, wherein: the internal dimension of the electric connection groove (14) is matched with the dimension of the electric connection end (15), the electric connection groove (14) is in a truncated cone shape, and the electric connection end (15) is inserted into the carbon rod (7) through the electric connection groove (14).
6. The safe lithium battery cell structure of claim 1, wherein: the connecting rod (19) is fixedly connected with the connecting plate (16), and the connecting rod (19) penetrates through the fixing plate (18) to be movably connected with the fixing plate (18).
7. The safe lithium battery cell structure of claim 1, wherein: the upper end of the carbon rod (7) is provided with a voltage and current detector (9), one side of the voltage and current detector (9) is provided with an auxiliary power supply (10), and the voltage and current detector (9) is electrically connected with the electromagnetic sheet (20) through a controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322190615.2U CN221102338U (en) | 2023-08-15 | 2023-08-15 | Safe lithium battery cell structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322190615.2U CN221102338U (en) | 2023-08-15 | 2023-08-15 | Safe lithium battery cell structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221102338U true CN221102338U (en) | 2024-06-07 |
Family
ID=91329456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322190615.2U Active CN221102338U (en) | 2023-08-15 | 2023-08-15 | Safe lithium battery cell structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221102338U (en) |
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2023
- 2023-08-15 CN CN202322190615.2U patent/CN221102338U/en active Active
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