CN201812859U - Structure of square vane-type lithium ion power battery with cylindrical core packages - Google Patents
Structure of square vane-type lithium ion power battery with cylindrical core packages Download PDFInfo
- Publication number
- CN201812859U CN201812859U CN2010205634250U CN201020563425U CN201812859U CN 201812859 U CN201812859 U CN 201812859U CN 2010205634250 U CN2010205634250 U CN 2010205634250U CN 201020563425 U CN201020563425 U CN 201020563425U CN 201812859 U CN201812859 U CN 201812859U
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- battery
- square
- core packages
- cylindrical core
- cylindrical
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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 structure of a square vane-type lithium ion power battery with cylindrical core packages, which comprises cylindrical battery core packages, an anode, a cathode and lugs, wherein the anode and the cathode are led out by the battery core packages; the lugs are connected with the anode and the cathode; the battery core packages are arranged in a battery shell and a cover board; and four corners of the battery shell extend to form a plurality of groups of vanes of which the outlines are square. The utility model adopts the mode of combining the square shell with the cylindrical core packages and fills the space reserved by the cylindrical shape with a plurality of groups of vanes of which the outlines are square, so as to not only improve the heat dissipation performance and the conductivity of the battery, but also guarantee the performance and the service life of the battery, wherein the four corners of the shell extend to form the vanes. The square vanes arranged on the shell of the battery can effectively reduce the high temperature generated when the cylindrical core packages of the lithium ion power battery work and makes the heat dissipation performance of the battery greatly improved. The cylindrical battery core packages also guarantee the conductivity and the using stability of the high-power power battery. The structure of the square vane-type lithium ion power battery with the cylindrical core packages is not only convenient for processing and manufacturing and quality guarantee of a product, but also convenient to combine and install.
Description
Technical field
The utility model technical field of lithium ion relates to a kind of structure of lithium ion battery, is specifically related to a kind of square tab style cylindrical core bag lithium-ion-power cell structure.
Background technology
Along with the development of energy-saving and emission-reduction low-carbon (LC) energy technology and being extensive use of of hybrid locomotrives, energy products all the more increase the demand of high power electrokinetic cell, when quantity required increased, also to take volume more and more littler for the corresponding requirements power battery pack, and power output is more and more higher.The high power electrokinetic cell caloric value of bringing therefrom is also in continuous increase.Efficiently radiates heat how, the heat that inside battery is produced is discharged rapidly and is reduced, the optimum Working and the conductivity that keep electrokinetic cell, for this class high power electrokinetic cell, what often adopt is that a plurality of cylindrical batteries combinations are arranged as square battery structure, or to adopt inner core be square stacked or rectangular cell structure that takeup type core bag is formed.Adopt the inner core of square structure, during owing to coiling core bag, the bad grasp of the spacing of positive and negative two electrodes, can influence the operating state of electrokinetic cell and the performance and the life-span of conductivity and battery, and the inner core of employing cylindrical structural, though coiling core job contract skill is reliable, the battery winding is around convenient, electrode spacing is grasped well, can not influence the performance and the conductivity of battery, but radiating effect is poor, leaves a lot of spaces between the circular batteries, it is big to take volume, can cause inconvenience is installed.
Summary of the invention
The purpose of this utility model provides a kind of square tab style cylindrical core bag lithium-ion-power cell structure, do not increase the battery volume, the mode that adopts square shell and cylindrical core inclusion to close, fill up the cylindrical space of leaving with the fin of shell setting, battery thermal diffusivity and conductivity were improved, the performance and the life-span of battery have been guaranteed again, and convenient the installation and use, volume is big, radiating effect is poor, the problem of the battery operated conductivity of influence to have solved taking that the high power electrokinetic cell exists in the prior art.
The technical scheme that the utility model adopted is, a kind of square tab style cylindrical core bag lithium-ion-power cell structure, the both positive and negative polarity and the connected lug that comprise cylindrical battery core bag, draw by the battery bag, described battery is packaged in battery case and the cover plate, and it is square many groups fin that four jiaos of described battery case go out outline by the battery case elongation moulding.
Square tab style cylindrical core bag lithium-ion-power cell structure described in the utility model, its feature also be,
Described outline is a square fin or along axially vertical evenly distributed setting of battery case, or along the evenly distributed setting of battery case radial level multilayer.
The lug that connects of the both positive and negative polarity that is set forth in, or fixing riveted joint, or draw in the through hole of fixedly connected back by cover plate at the cover plate place.
Described outline is square fin or the shell mechanism that is used as ultracapacitor.
The square tab style cylindrical core of the utility model bag lithium-ion-power cell structure, the mode that adopts square shell and cylindrical core inclusion to close, with shell four jiaos of elongation mouldings being set, outline be that square many groups fin is filled up the cylindrical space of leaving, battery thermal diffusivity and conductivity were improved, guaranteed the performance and the life-span of battery again, and convenient the installation and use.The square fin of battery case setting can effectively reduce the high temperature that produces when the job contract of lithium-ion-power cell cylindrical core is done, and the battery thermal diffusivity is improved greatly, and cylindrical battery core bag has guaranteed the conductivity and the stability in use of high power electrokinetic cell; Cylindrical battery core band has the lithium-ion-power cell external and internal compositions of square fin shell, both has been convenient to processing and manufacturing, has also made things convenient for product mix and installation, has improved the performance and the enterprises production efficiency of lithium-ion-power cell greatly.
And the utility model outline is the shell mechanism that the structure of square fin also can be used for ultracapacitor, equally also can play and effectively utilize the ultracapacitor volumetric spaces, keep good thermal diffusivity and conductivity, and the effect of being convenient to install and use,
Description of drawings
Fig. 1, Fig. 2 are the square tab style cylindrical core of the utility model bag lithium-ion-power cell structural representations;
Fig. 3 is the square tab style cylindrical core of a utility model bag lithium-ion-power cell structure cutaway view.
Among the figure, 1. battery bag, 2. both positive and negative polarity, 3. lug, 4. cover plate, 5. battery case, 6. fin.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is elaborated.
A kind of square tab style cylindrical core bag lithium-ion-power cell structure, as Fig. 1, Fig. 2 and shown in Figure 3, the both positive and negative polarity 2 and the connected lug 3 that comprise cylindrical battery core bag 1, draw by battery bag 1, described battery bag 1 is loaded in battery case 5 and the cover plate 4, it is square many groups fin 6 that four jiaos of battery case 5 go out outline by battery case 5 elongation mouldings, outline is a square fin 6 or along battery case 5 axial vertical evenly distributed settings, or along the evenly distributed setting of battery case 5 radial level multilayers; The lug 3 that the both positive and negative polarity 2 that the battery bag 1 that is set forth in is drawn connects, or fixing riveted joint at cover plate 4 places, or draw in the through hole of fixedly connected back by cover plate 4.
The square tab style cylindrical core of the utility model bag lithium-ion-power cell structure, the mode that adopts square shell and cylindrical core inclusion to close, go out the fins 6 of organizing by elongation moulding forming circular and square four jiaos with battery case 5 diameters more, fin 6 is along the battery case 5 axial vertical evenly distributed settings outline that is square, or is square fin 6 by four jiaos of battery case 5 along the evenly distributed outline of battery case 5 radial level multilayers.The high temperature that the square fin 6 that the utility model battery case 5 is provided with produces in the time of can effectively reducing by 1 work of lithium-ion-power cell cylindrical core bag, the battery thermal diffusivity is improved greatly, and cylindrical battery core bag 1 has guaranteed the conductivity and the stability in use of high power electrokinetic cell; The cylindrical lithium-ion power battery shell has the structure of square contour fin 6, both has been convenient to processing and manufacturing, also makes things convenient for product mix and installation, has improved the performance and the enterprises production efficiency of lithium-ion-power cell greatly.
The utility model outline is the shell mechanism that the structure of square fin 6 also is used as ultracapacitor, and playing does not equally increase the capacitor volume, the effect of easy to install and heat radiation and good conductivity.
Above-mentioned execution mode is an example of the present utility model; not to be used for limiting enforcement of the present utility model and interest field; all equivalences of making according to the described content of the utility model patent protection scope change and modify, and all should be included in the utility model claim.
Claims (4)
1. square tab style cylindrical core bag lithium-ion-power cell structure, the both positive and negative polarity (2) and the connected lug (3) that comprise cylindrical battery core bag (1), draw by battery bag (1), it is characterized in that, described battery bag (1) is loaded in battery case (5) and the cover plate (4), and four jiaos of described battery case (5) have that to go out outline by battery case (5) elongation moulding be square many groups fin (6).
2. square tab style cylindrical core bag lithium-ion-power cell structure according to claim 1, it is characterized in that, described outline is a square fin (6) or along axially vertical evenly distributed setting of battery case (5), or along the evenly distributed setting of battery case (5) radial level multilayer.
3. cylindrical core bag lithium-ion-power cell structure according to claim 1 is characterized in that, the lug (3) that connects of the both positive and negative polarity that is set forth in (2), or locate fixing riveted joint, or draw in the through hole of fixedly connected back by cover plate (4) at cover plate (4).
4. square tab style cylindrical core bag lithium-ion-power cell structure according to claim 1 is characterized in that described outline is square fin (6) or the shell mechanism that is used as ultracapacitor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205634250U CN201812859U (en) | 2010-10-18 | 2010-10-18 | Structure of square vane-type lithium ion power battery with cylindrical core packages |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205634250U CN201812859U (en) | 2010-10-18 | 2010-10-18 | Structure of square vane-type lithium ion power battery with cylindrical core packages |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201812859U true CN201812859U (en) | 2011-04-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205634250U Expired - Fee Related CN201812859U (en) | 2010-10-18 | 2010-10-18 | Structure of square vane-type lithium ion power battery with cylindrical core packages |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201812859U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110887288A (en) * | 2018-09-11 | 2020-03-17 | Lg电子株式会社 | Small compressor and refrigerator with same |
-
2010
- 2010-10-18 CN CN2010205634250U patent/CN201812859U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110887288A (en) * | 2018-09-11 | 2020-03-17 | Lg电子株式会社 | Small compressor and refrigerator with same |
| US11143438B2 (en) | 2018-09-11 | 2021-10-12 | Lg Electronics Inc. | Compressor and refrigerator having the same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110427 Termination date: 20141018 |
|
| EXPY | Termination of patent right or utility model |