CN105206786A - Ternary battery pack - Google Patents
Ternary battery pack Download PDFInfo
- Publication number
- CN105206786A CN105206786A CN201510622419.5A CN201510622419A CN105206786A CN 105206786 A CN105206786 A CN 105206786A CN 201510622419 A CN201510622419 A CN 201510622419A CN 105206786 A CN105206786 A CN 105206786A
- Authority
- CN
- China
- Prior art keywords
- ternary battery
- battery unit
- ternary
- radiator
- conductive
- 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.)
- Pending
Links
- 229910052802 copper Inorganic materials 0.000 claims abstract description 38
- 239000010949 copper Substances 0.000 claims abstract description 38
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 37
- 239000011347 resin Substances 0.000 claims abstract description 6
- 229920005989 resin Polymers 0.000 claims abstract description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 9
- 229910002804 graphite Inorganic materials 0.000 claims description 9
- 239000010439 graphite Substances 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 7
- 238000009423 ventilation Methods 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 3
- 239000006260 foam Substances 0.000 claims description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 3
- 229910052744 lithium Inorganic materials 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000010406 cathode material Substances 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- SOXUFMZTHZXOGC-UHFFFAOYSA-N [Li].[Mn].[Co].[Ni] Chemical compound [Li].[Mn].[Co].[Ni] SOXUFMZTHZXOGC-UHFFFAOYSA-N 0.000 description 1
- KFDQGLPGKXUTMZ-UHFFFAOYSA-N [Mn].[Co].[Ni] Chemical compound [Mn].[Co].[Ni] KFDQGLPGKXUTMZ-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 150000001868 cobalt Chemical class 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007770 graphite material Substances 0.000 description 1
- 150000002696 manganese Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 150000002815 nickel Chemical class 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 239000011206 ternary composite Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Battery Mounting, Suspending (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
The invention discloses a ternary battery pack which comprises a shell and a radiator. Upper and lower rows of ternary batteries are arranged in the shell, each ternary battery row comprises two groups of ternary battery unit components, each ternary battery unit component group comprises a ternary battery unit I and a ternary battery unit II which are adjacent, an electroconductive column is welded on a same side of the two ternary battery units in each group, the electroconductive columns of the two ternary battery unit in each group are electrically connected through an electroconductive copper weaved member, and each ternary battery unit is of a cylindrical structure; the radiator is arranged between the two ternary battery unit rows and extends along the length direction of the ternary battery units, cross section of the radiator is of a structure in the shape of a four-pointed star, each of four sides of the four-pointed star inwards concaves to form a circular-arc-shaped groove, each circular-arc-shaped groove contacts with the outer surface of one ternary battery unit, and thermal conducting resin is filled between the inner wall of the shell and the ternary battery units.
Description
Technical field
The present invention relates to a kind of ternary battery pack, be specifically related to the battery pack by cylinder ternary battery unit composition.
Background technology
Ternary battery full name is ter-polymers lithium battery, refer to that positive electrode uses the lithium battery of lithium nickel cobalt manganese (Li (NiCoMn) O2) tertiary cathode material, ternary composite cathode material presoma product, for raw material with nickel salt, cobalt salt, manganese salt, the ratio of the inside nickel cobalt manganese can adjust according to actual needs, and the battery that ternary material does positive pole is high relative to cobalt acid lithium battery fail safe;
In order to improve the scope of application of such battery unit, we often need to form battery pack by after multiple serial battery and/or parallel connection, in this case, and heat dissipation outlet problem; Traditional heat radiation is generally coated Heat Conduction Material, but this coated material is soft roll structure, and it can not increase the intensity of whole battery pack, causes the scope of application and stability in use to be restricted.
Summary of the invention
Technical problem to be solved by this invention is, for above-mentioned deficiency of the prior art, to provide a kind of ternary battery pack, its good heat dissipation, Stability Analysis of Structures.
The technical solution adopted for the present invention to solve the technical problems is: a kind of ternary battery pack, comprise shell, two rows ternary battery unit is set in shell, often arrange ternary battery unit and comprise two groups of ternary battery cell assemblies, often organize ternary battery component and comprise adjacent ternary battery unit I and ternary battery unit II; The same side of two the ternary battery units often organized all is welded with conductive pole, and conductive pole external peripheral surface offers screw thread; The conductive pole of two the ternary battery units often organized is electrically connected by conductive copper braided part; Two the ternary battery units often organized are connected by conductive copper braided part;
Described ternary battery unit is cylindrical structure; Also comprise radiator, radiator is arranged between two row's ternary battery units, described radiator extends along the length direction of ternary battery unit, and described radiator cross section is corner hub-and-spoke configuration, four limits of corner star all cave inward into circular arc type groove, the exterior surface of each circular groove and a ternary battery unit;
Thermal conductive resin is filled with between the inwall of described shell and ternary battery unit.
The preferred embodiment of the present invention and further improvement as follows:
(1) end face two the ternary battery units often organized being welded with conductive pole is respectively positive pole and negative pole; The centre of conductive copper braided part is copper litz wire, and the two ends of copper litz wire are compressed by copper sheet, copper sheet offers the through hole coordinated with described conductive pole; Described conductive copper braided part is sleeved on after on conductive pole by through hole and is fixed by the nut check of conduction.
Further: the side of described shell is provided with baffle, is provided with battery protecting circuit in baffle, described conductive copper braided part is connected to described battery protecting circuit by wire; Described baffle is provided with output electrode.
(2) described radiator be graphite sheet material, the radiator made of heat transfer graphite foam or extrusion modling graphite; The ventilation hole with passing through is offered at described radiator center.
(3) described conductive pole is welded on the center of the end face of described ternary battery unit; Described ternary battery unit comprises housing, and this housing is box hat.
A kind of ternary battery pack of the present invention, it has the following advantages:
A kind of ternary battery pack disclosed by the invention, be all welded with conductive pole in the same side of two the ternary battery units often organized, conductive pole external peripheral surface offers screw thread; The conductive pole of two the ternary battery units often organized is electrically connected by conductive copper braided part; Two the ternary battery units often organized are connected by conductive copper braided part; The connection of conductive pole and conductive copper braided part achieves the reliable series connection of adjacent cell; Overall structure is package assembly, is conducive to assembling, dismounting and safeguards;
The present invention also comprises radiator, radiator is arranged between two row's ternary battery units, described radiator extends along the length direction of ternary battery unit, and described radiator cross section is corner hub-and-spoke configuration, four limits of corner star all cave inward into circular arc type groove, the exterior surface of each circular groove and a ternary battery unit; For the heat conduction of battery, radiator is generally selected insulating heat-conduction material by us, such as graphite material; Radiator is when carrying out heat conduction to cylindrical ternary battery unit, and the face contact not by means of only circular arc achieves reliable heat transfer, also achieves secure support, makes whole battery pack structure more stable; Meanwhile, we are filled with thermal conductive resin at gap also between shell and ternary battery unit, so, we can by the heat of whole battery pack first homogenizing be passed to shell, then distributed by the surface of shell and end cap position; Avoid the generation of the too hot phenomenon of single battery.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of the present invention;
Fig. 2 is the structural representation after the upper conductive copper braided part of the assembling of embodiment shown in Fig. 1;
Fig. 3 is the structural representation of a kind of embodiment of conductive copper braided part of the present invention;
Fig. 4 is the structural representation of a kind of preferred implementation of the present invention.
Description of reference numerals:
1-ternary battery unit I, 2-shell, 3-ternary battery unit II, 4-thermal conductive resin, 5-ventilation hole, 6-radiator, 7-conductive pole, 8-conductive copper braided part, 9-nut, 10-baffle, 11-output electrode, 12-wire, 81-copper sheet, 82-through hole.
Embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the invention is described:
Fig. 1 ~ 4 show the specific embodiment of the present invention, as shown in the figure, a kind of ternary battery pack of the present invention, comprise shell 2, two rows ternary battery unit is set in shell, often arrange ternary battery unit and comprise two groups of ternary battery cell assemblies, often organize ternary battery component and comprise adjacent ternary battery unit I (1) and ternary battery unit II (3); The same side of two the ternary battery units often organized all is welded with conductive pole 7, and conductive pole external peripheral surface offers screw thread; The conductive pole of two the ternary battery units often organized is electrically connected by conductive copper braided part 8; Two the ternary battery units often organized are connected by conductive copper braided part;
As shown in the figure, described ternary battery unit is cylindrical structure; Also comprise radiator 6, radiator is arranged between two row's ternary battery units, described radiator extends along the length direction of ternary battery unit, and described radiator cross section is corner hub-and-spoke configuration, four limits of corner star all cave inward into circular arc type groove, the exterior surface of each circular groove and a ternary battery unit;
As shown in the figure, thermal conductive resin 4 is filled with between the inwall of described shell and ternary battery unit.
Preferably, as shown in the figure, the end face two the ternary battery units often organized being welded with conductive pole is respectively positive pole and negative pole; The centre of conductive copper braided part is copper litz wire, and the two ends of copper litz wire are compressed by copper sheet 81, copper sheet offers the through hole 82 coordinated with described conductive pole; Described conductive copper braided part is sleeved on after on conductive pole by through hole and is locked by the nut 9 of conduction.The structure of whole assembling process and copper litz wire is beneficial to and completes fast, is also beneficial to modularized production; Meanwhile, the wire on conductive copper braided part arranges and can arrange arbitrarily, because conductive copper braided part can convenient changing after damaging;
Preferably, as shown in the figure, the side of described shell is provided with baffle 10, is provided with battery protecting circuit in baffle, and described conductive copper braided part is connected to described battery protecting circuit by wire; Described baffle is provided with output electrode 11.Battery protecting circuit is charge-discharge protection circuit common at present, preventing from overcharging, crossing and putting specifically for realizing; Integratedly can also put high temperature function.
Preferably, as shown in the figure, described radiator be graphite sheet material, the radiator made of heat transfer graphite foam or extrusion modling graphite; The ventilation hole with passing through is offered at described radiator center.Ventilation hole can coordinate the ventilation unit of end cap to carry out ventilation and heat;
Preferably, as shown in the figure, described conductive pole is welded on the center of the end face of described ternary battery unit; Described ternary battery unit comprises housing, and this housing is box hat.The heat conduction of box hat is quicker.
By reference to the accompanying drawings the preferred embodiment for the present invention is explained in detail above, but the invention is not restricted to above-mentioned execution mode, in the ken that those of ordinary skill in the art possess, can also make a variety of changes under the prerequisite not departing from present inventive concept.
Do not depart from the spirit and scope of the present invention and can make other changes many and remodeling.Should be appreciated that and the invention is not restricted to specific execution mode, scope of the present invention is defined by the following claims.
Claims (5)
1. a ternary battery pack, it is characterized in that: comprise shell, two rows ternary battery unit is set in shell, often arranges ternary battery unit and comprise two groups of ternary battery cell assemblies, often organize ternary battery component and comprise adjacent ternary battery unit I and ternary battery unit II; The same side of two the ternary battery units often organized all is welded with conductive pole, and conductive pole external peripheral surface offers screw thread; The conductive pole of two the ternary battery units often organized is electrically connected by conductive copper braided part; Two the ternary battery units often organized are connected by conductive copper braided part;
Described ternary battery unit is cylindrical structure; Also comprise radiator, radiator is arranged between two row's ternary battery units, described radiator extends along the length direction of ternary battery unit, and described radiator cross section is corner hub-and-spoke configuration, four limits of corner star all cave inward into circular arc type groove, the exterior surface of each circular groove and a ternary battery unit;
Thermal conductive resin is filled with between the inwall of described shell and ternary battery unit.
2. a kind of ternary battery pack as claimed in claim 1, is characterized in that: the end face two the ternary battery units often organized being welded with conductive pole is respectively positive pole and negative pole; The centre of conductive copper braided part is copper litz wire, and the two ends of copper litz wire are compressed by copper sheet, copper sheet offers the through hole coordinated with described conductive pole; Described conductive copper braided part is sleeved on after on conductive pole by through hole and is fixed by the nut check of conduction.
3. a kind of ternary battery pack as claimed in claim 2, is characterized in that: the side of described shell is provided with baffle, is provided with battery protecting circuit in baffle, and described conductive copper braided part is connected to described battery protecting circuit by wire; Described baffle is provided with output electrode.
4. a kind of ternary battery component as claimed in claim 1, is characterized in that: the radiator that described radiator is graphite sheet material, heat transfer graphite foam or extrusion modling graphite are made; The ventilation hole with passing through is offered at described radiator center.
5. a kind of ternary battery component as claimed in claim 1, is characterized in that: described conductive pole is welded on the center of the end face of described ternary battery unit; Described ternary battery unit comprises housing, and this housing is box hat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510622419.5A CN105206786A (en) | 2015-09-25 | 2015-09-25 | Ternary battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510622419.5A CN105206786A (en) | 2015-09-25 | 2015-09-25 | Ternary battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105206786A true CN105206786A (en) | 2015-12-30 |
Family
ID=54954330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510622419.5A Pending CN105206786A (en) | 2015-09-25 | 2015-09-25 | Ternary battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105206786A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105552288A (en) * | 2016-01-31 | 2016-05-04 | 谢振华 | Combined connection structure for power battery pack |
| CN105762438A (en) * | 2016-03-24 | 2016-07-13 | 吉林大学 | High-thermal-conductivity liquid heat exchange device for columnar battery pack forming |
| CN106207310A (en) * | 2016-08-31 | 2016-12-07 | 河南新太行电源股份有限公司 | A kind of heat radiation heat-transfer device being used in cylindrical lithium battery group |
| CN115380423A (en) * | 2020-03-31 | 2022-11-22 | 三洋电机株式会社 | Power supply device, vehicle equipped with the power supply device, and power storage device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200983379Y (en) * | 2006-10-11 | 2007-11-28 | 万向电动汽车有限公司 | Battery pack |
| CN101523635A (en) * | 2006-08-07 | 2009-09-02 | 株式会社Lg化学 | Battery pack case |
| CN101606210A (en) * | 2007-02-16 | 2009-12-16 | 松下电器产业株式会社 | Electricity accumulating unit |
| CN101847739A (en) * | 2010-06-07 | 2010-09-29 | 杭州市电力局 | Battery assembly |
| US20110039142A1 (en) * | 2009-08-12 | 2011-02-17 | Samsung Sdi Co., Ltd. | Battery pack with improved heat dissipation efficiency |
| CN203491315U (en) * | 2010-10-01 | 2014-03-19 | 格拉弗技术国际控股有限公司 | Battery pack |
-
2015
- 2015-09-25 CN CN201510622419.5A patent/CN105206786A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101523635A (en) * | 2006-08-07 | 2009-09-02 | 株式会社Lg化学 | Battery pack case |
| CN200983379Y (en) * | 2006-10-11 | 2007-11-28 | 万向电动汽车有限公司 | Battery pack |
| CN101606210A (en) * | 2007-02-16 | 2009-12-16 | 松下电器产业株式会社 | Electricity accumulating unit |
| US20110039142A1 (en) * | 2009-08-12 | 2011-02-17 | Samsung Sdi Co., Ltd. | Battery pack with improved heat dissipation efficiency |
| CN101847739A (en) * | 2010-06-07 | 2010-09-29 | 杭州市电力局 | Battery assembly |
| CN203491315U (en) * | 2010-10-01 | 2014-03-19 | 格拉弗技术国际控股有限公司 | Battery pack |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105552288A (en) * | 2016-01-31 | 2016-05-04 | 谢振华 | Combined connection structure for power battery pack |
| CN105552288B (en) * | 2016-01-31 | 2018-09-07 | 宜兴市惠华复合材料有限公司 | The combined connecting structure of power battery pack |
| CN105762438A (en) * | 2016-03-24 | 2016-07-13 | 吉林大学 | High-thermal-conductivity liquid heat exchange device for columnar battery pack forming |
| CN106207310A (en) * | 2016-08-31 | 2016-12-07 | 河南新太行电源股份有限公司 | A kind of heat radiation heat-transfer device being used in cylindrical lithium battery group |
| CN115380423A (en) * | 2020-03-31 | 2022-11-22 | 三洋电机株式会社 | Power supply device, vehicle equipped with the power supply device, and power storage device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151230 |
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| RJ01 | Rejection of invention patent application after publication |