CN219476905U - Battery frame structure of lithium battery internal cell - Google Patents
Battery frame structure of lithium battery internal cell Download PDFInfo
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- CN219476905U CN219476905U CN202320273328.5U CN202320273328U CN219476905U CN 219476905 U CN219476905 U CN 219476905U CN 202320273328 U CN202320273328 U CN 202320273328U CN 219476905 U CN219476905 U CN 219476905U
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- conductive
- frame
- battery
- limiting frame
- cylindrical battery
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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
Abstract
The utility model discloses a battery frame structure of an internal battery cell of a lithium battery, which comprises a limiting frame, wherein the limiting frame comprises a plurality of integrally connected circular ring sleeves, and each circular ring sleeve is provided with a circular hole for a cylindrical battery cell to pass through; the conductive frame comprises conductive wafers electrically connected with the shaft ends of the cylindrical battery cells, adjacent conductive wafers are connected through an integrated connecting sheet, the highest conductive wafer is also connected with a turnover sheet through an integrated upper extension sheet, and the upper extension sheet is mutually perpendicular to the turnover sheet; the same end of the circular sleeve is also provided with a plurality of convex blocks, the axial projection of the circular hole is intersected with the convex blocks, and the convex blocks are propped against the shaft end of the cylindrical battery cell; the inner edge of the hollowed-out hole surrounded by the connecting sheets is also contacted with the convex blocks. The utility model integrates a plurality of cylindrical battery cells into a large battery cell, the limiting frame can limit the plurality of cylindrical battery cells and the conductive frame, and the conductive frame is convenient for electrically connecting the plurality of cylindrical battery cells.
Description
Technical Field
The utility model relates to the field of lithium batteries of bicycles, in particular to a battery frame structure of an internal battery core of a lithium battery.
Background
Mountain bikes are one type of bicycle, and some novel mountain bikes can be provided with lithium battery power packs. The mountain bike with the lithium battery is used for improving the performance of the mountain bike and endowing the mountain bike with more application scenes and playing fun. The battery core in the lithium battery power pack may not be integrated, but is formed by connecting a plurality of independent lithium batteries, so that the independent lithium batteries need to be stably limited, the series-parallel connection between the batteries is reliable, and otherwise, a stable and reliable power pack cannot be formed.
Disclosure of Invention
The utility model aims to solve the problem of providing a battery frame structure of an internal battery core of a lithium battery, wherein a plurality of cylindrical battery cores are integrated into a large battery core, a limiting frame can limit the plurality of cylindrical battery cores and a conductive frame, and the conductive frame is convenient for electrically connecting the plurality of cylindrical battery cores.
In order to solve the above problems, the present utility model provides a battery rack structure of an internal battery cell of a lithium battery, and in order to achieve the above objects, the technical solution adopted by the present utility model for solving the technical problems is as follows:
a battery rack structure of an internal cell of a lithium battery, comprising: the limiting frame comprises a plurality of integrally connected circular ring sleeves, and each circular ring sleeve is provided with a circular hole for a cylindrical battery cell to pass through; the conductive frame comprises conductive wafers electrically connected with the shaft ends of the cylindrical battery cells, adjacent conductive wafers are connected through an integrated connecting sheet, the highest conductive wafer is also connected with a turnover sheet through an integrated upper extension sheet, and the upper extension sheet is mutually perpendicular to the turnover sheet; the same end of the circular sleeve is also provided with a plurality of convex blocks, the axial projection of the circular hole is intersected with the convex blocks, and the convex blocks are propped against the shaft end of the cylindrical battery cell; the inner edge of the hollowed-out hole surrounded by the connecting sheets is also contacted with the convex blocks.
The beneficial effects of adopting above-mentioned technical scheme are: according to the technical scheme, the small-volume cylindrical battery cells which are mature in the market can be integrated into a large battery cell, the limiting frame can limit a plurality of cylindrical battery cells and the conductive frame, and the conductive frame is convenient for realizing electric connection of the plurality of cylindrical battery cells.
The root of the lug can prop against the cylindrical battery cell to limit the axial displacement of the cylindrical battery cell. The lateral wall of lug has can block the connection piece, avoids the displacement of electrically conductive frame along vertical each direction, so the effect of spacing to two kinds of spare parts has been realized to the lug realization of small volume.
The turnup piece in the conducting strip is convenient for lie in other electric wire connection, is equivalent to providing a special electric connection position for each conducting frame, and convenient further integration of more cylindrical battery cells.
As a further improvement of the utility model, the limiting frame is provided with a plurality of horizontal annular sleeve groups, the number of annular sleeves in each annular sleeve group is equal, and the annular sleeves in the adjacent annular sleeve groups are mutually staggered.
The beneficial effects of adopting above-mentioned technical scheme are: the staggered circular sleeves can improve the space utilization rate.
As a further improvement of the utility model, each annular sleeve is provided with four protruding blocks, and the protruding blocks are arranged in an axisymmetric way around the axis of the annular sleeve.
The beneficial effects of adopting above-mentioned technical scheme are: each ring is sleeved with four convex blocks, so that conductive frames with various shapes can be used, and only the inner edges of hollowed-out holes between the conductive frames are clamped by more than two bosses.
As a further improvement of the utility model, the hollow holes surrounded by the four adjacent connecting sheets are diamond hollow holes, and four convex blocks are surrounded in each diamond hollow hole.
The beneficial effects of adopting above-mentioned technical scheme are: the conductive frame is limited, and the guide frame cannot loosen.
As a still further development of the utility model, the diameter of the conductive wafer is greater than the width of the connecting piece.
The beneficial effects of adopting above-mentioned technical scheme are: the area of the conductive wafer is relatively large, and the conductive wafer can be ensured to be electrically connected with the cylindrical electric core shaft end.
As a further improvement of the utility model, the centroid of the conductive wafer is provided with a hollow seam, and the length of the hollow seam is smaller than the diameter of the conductive wafer.
The beneficial effects of adopting above-mentioned technical scheme are: the hollow seam can be clamped with one end of the guide to realize electric connection when needed.
As a further improvement of the utility model, the height of the turnover sheet is higher than the top of the limiting frame, and the turnover sheet is horizontal.
The beneficial effects of adopting above-mentioned technical scheme are: the turnover sheets are uniformly horizontal and positioned at the top, so that the turnover sheets are convenient to realize electric connection with other circuits.
As a further improvement of the utility model, the limiting frame is an insulator, the conducting frame is a conductor, both ends of the cylindrical battery core are provided with the limiting frame and the conducting frame, and the turnover sheets at both ends of the cylindrical battery core extend in opposite directions.
The beneficial effects of adopting above-mentioned technical scheme are: the limiting frame mainly only plays a limiting role. The turnover sheets extend towards each other to further control the space occupied by the battery pack.
As a further improvement of the utility model, each limiting frame is contacted with a plurality of conductive frames, and the conductive frames on the same limiting frame are arranged in a horizontal single row.
The beneficial effects of adopting above-mentioned technical scheme are: the volume of a single limiting frame is larger than that of a single guide frame, and the conductive frame can be increased or decreased, so that a certain refitting margin is provided.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive effort to a person skilled in the art.
FIG. 1 is a perspective view of one embodiment of the present utility model;
FIG. 2 is an enlarged view of a portion of an embodiment of the present utility model at A;
FIG. 3 is a perspective view of one embodiment of the present utility model;
FIG. 4 is an enlarged view of a portion at B of one embodiment of the present utility model;
FIG. 5 is a schematic illustration of the application of an embodiment of the present utility model;
fig. 6 is a perspective view of a conductive frame according to an embodiment of the present utility model.
1-a circular ring sleeve; 2-a circular hole; 3-bump; 4-conducting wafers; 5-hollow seams; 6-connecting sheets; 7-upper extension piece; 8-folding sheets; 9-diamond hollow holes; 10-a cylindrical cell.
Detailed Description
The following describes the present utility model in further detail with reference to specific examples:
in order to achieve the object of the present utility model, a battery frame structure of an internal battery cell of a lithium battery includes: the limiting frame comprises a plurality of integrally connected circular ring sleeves 1, and each circular ring sleeve 1 is provided with a circular hole 2 for a cylindrical battery cell 10 to pass through; the conductive frame comprises conductive wafers 4 electrically connected with the shaft ends of cylindrical battery cells 10, wherein adjacent conductive wafers 4 are connected through an integrated connecting sheet 6, the highest conductive wafer 4 is also connected with a turnover sheet 8 through an integrated upper extension sheet 7, and the upper extension sheet 7 is mutually perpendicular to the turnover sheet 8; the same end of the circular sleeve 1 is also provided with a plurality of protruding blocks 3, as shown in fig. 4, the axial projection of the circular hole 2 is intersected with the protruding blocks 3, and the protruding blocks 3 are propped against the shaft end of the cylindrical battery cell 10; the inner edge of the hollowed-out hole surrounded by the connecting pieces 6 is also contacted with the convex block 3.
For convenience of representing the shape of the conductive frame, fig. 6 shows only one conductive frame.
Fig. 1 and 3 show only the lower limit frame and the conductive frame on the same side.
The beneficial effects of adopting above-mentioned technical scheme are: according to the technical scheme, the small-volume cylindrical battery cells which are mature in the market can be integrated into a large battery cell, the limiting frame can limit a plurality of cylindrical battery cells and the conductive frame, and the conductive frame is convenient for realizing electric connection of the plurality of cylindrical battery cells. The root of the lug can prop against the cylindrical battery cell to limit the axial displacement of the cylindrical battery cell. The lateral wall of lug has can block the connection piece, avoids the displacement of electrically conductive frame along vertical each direction, so the effect of spacing to two kinds of spare parts has been realized to the lug realization of small volume. The turnup piece in the conducting strip is convenient for lie in other electric wire connection, is equivalent to providing a special electric connection position for each conducting frame, and convenient further integration of more cylindrical battery cells.
In other embodiments of the present utility model, the limiting frame is provided with a plurality of horizontal annular sets, the annular sets 1 in each annular set are equal in number, and the annular sets 1 in adjacent annular sets are staggered with each other.
The beneficial effects of adopting above-mentioned technical scheme are: the staggered circular sleeves can improve the space utilization rate.
In other embodiments of the utility model, each annular sleeve 1 is provided with four lugs 3, the lugs 3 being arranged axisymmetrically about the axis of the annular sleeve 1 in which they are located.
The beneficial effects of adopting above-mentioned technical scheme are: each ring is sleeved with four convex blocks, so that conductive frames with various shapes can be used, and only the inner edges of hollowed-out holes between the conductive frames are clamped by more than two bosses.
In other embodiments of the present utility model, the hollow hole formed by surrounding the four adjacent connecting pieces 6 is a diamond hollow hole 9, as shown in fig. 2, four bumps 3 are enclosed in each diamond hollow hole 9.
The beneficial effects of adopting above-mentioned technical scheme are: the conductive frame is limited, and the guide frame cannot loosen.
In other embodiments of the utility model, the diameter of the conductive disc 4 is greater than the width of the connecting tab 6.
The beneficial effects of adopting above-mentioned technical scheme are: the area of the conductive wafer is relatively large, and the conductive wafer can be ensured to be electrically connected with the cylindrical electric core shaft end.
In other embodiments of the present utility model, the centroid of the conductive wafer 4 is provided with a hollowed-out seam 5, and the length of the hollowed-out seam 5 is smaller than the diameter of the conductive wafer 4.
The beneficial effects of adopting above-mentioned technical scheme are: the hollow seam can be clamped with one end of the guide to realize electric connection when needed.
In other embodiments of the present utility model, the height of the turnup 8 is higher than the top of the limit frame, and the turnup 8 is horizontal.
The beneficial effects of adopting above-mentioned technical scheme are: the turnover sheets are uniformly horizontal and positioned at the top, so that the turnover sheets are convenient to realize electric connection with other circuits.
In other embodiments of the present utility model, the limiting frame is an insulator, the conductive frame is a conductive body, as shown in fig. 5, both ends of the cylindrical battery cell 10 are provided with the limiting frame and the conductive frame, and the turnup sheets 8 at both ends of the cylindrical battery cell 10 extend in opposite directions.
The beneficial effects of adopting above-mentioned technical scheme are: the limiting frame mainly only plays a limiting role. The turnover sheets extend towards each other to further control the space occupied by the battery pack.
In other embodiments of the present utility model, as shown in fig. 1, each of the limiting frames contacts a plurality of conductive frames, and the conductive frames on the same limiting frame are arranged in a single horizontal row.
The beneficial effects of adopting above-mentioned technical scheme are: the volume of a single limiting frame is larger than that of a single guide frame, and the conductive frame can be increased or decreased, so that a certain refitting margin is provided.
The above embodiments are only for illustrating the technical concept and features of the present utility model, and are intended to enable those skilled in the art to understand the content of the present utility model and to implement the same, but are not intended to limit the scope of the present utility model, and all equivalent changes or modifications made according to the spirit of the present utility model should be included in the scope of the present utility model.
Claims (9)
1. A battery rack structure of an internal cell of a lithium battery, comprising:
the limiting frame comprises a plurality of integrally connected circular ring sleeves, and each circular ring sleeve is provided with a circular hole for a cylindrical battery cell to pass through;
the conductive frame comprises conductive wafers electrically connected with the shaft ends of the cylindrical battery cells, adjacent conductive wafers are connected through an integrated connecting sheet, the highest conductive wafer is also connected with a turnover sheet through an integrated upper extension sheet, and the upper extension sheet is mutually perpendicular to the turnover sheet;
the same end of the circular sleeve is also provided with a plurality of protruding blocks, the axial projection of the circular hole is intersected with the protruding blocks, and the protruding blocks are propped against the shaft end of the cylindrical battery cell; the inner edge of the hollowed-out hole surrounded by the connecting sheets is also contacted with the convex blocks.
2. The battery rack structure of the lithium battery internal cell according to claim 1, wherein: the limiting frame is provided with a plurality of horizontal annular sleeve groups, the number of annular sleeves in each annular sleeve group is equal, and annular sleeves in adjacent annular sleeve groups are staggered.
3. The battery rack structure of the lithium battery internal cell according to claim 1, wherein: each circular sleeve is provided with four protruding blocks which are arranged in an axisymmetric manner around the axis of the circular sleeve.
4. A battery rack structure of lithium battery internal cells according to claim 3, wherein: the hollow hole formed by surrounding four adjacent connecting sheets is in a diamond hollow hole shape, and four convex blocks are enclosed in each diamond hollow hole.
5. The battery rack structure of the lithium battery internal cell according to claim 1, wherein: the diameter of the conductive wafer is larger than the width of the connecting sheet.
6. The battery rack structure of the lithium battery internal cell according to claim 1, wherein: the conductive wafer is characterized in that a hollow seam is formed in the centroid of the conductive wafer, and the length of the hollow seam is smaller than the diameter of the conductive wafer.
7. The battery rack structure of the lithium battery internal cell according to claim 1, wherein: the height of the turnover sheets is higher than the top of the limiting frame, and the turnover sheets are horizontal.
8. The battery rack structure of the lithium battery internal cell according to claim 1, wherein: the limiting frame is an insulator, the conductive frame is a conductor, the two ends of the cylindrical battery cell are provided with the limiting frame and the conductive frame, and the turnover sheets at the two ends of the cylindrical battery cell extend in opposite directions.
9. The battery rack structure of the lithium battery internal cell according to claim 1, wherein: each limiting frame is contacted with a plurality of conductive frames, and the conductive frames on the same limiting frame are arranged in a horizontal single row.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320273328.5U CN219476905U (en) | 2023-02-21 | 2023-02-21 | Battery frame structure of lithium battery internal cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320273328.5U CN219476905U (en) | 2023-02-21 | 2023-02-21 | Battery frame structure of lithium battery internal cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219476905U true CN219476905U (en) | 2023-08-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320273328.5U Active CN219476905U (en) | 2023-02-21 | 2023-02-21 | Battery frame structure of lithium battery internal cell |
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| Country | Link |
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| CN (1) | CN219476905U (en) |
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2023
- 2023-02-21 CN CN202320273328.5U patent/CN219476905U/en active Active
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