CN202616365U - High-power lithium ion battery module and lithium ion battery pack thereof - Google Patents
High-power lithium ion battery module and lithium ion battery pack thereof Download PDFInfo
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- CN202616365U CN202616365U CN2012200548506U CN201220054850U CN202616365U CN 202616365 U CN202616365 U CN 202616365U CN 2012200548506 U CN2012200548506 U CN 2012200548506U CN 201220054850 U CN201220054850 U CN 201220054850U CN 202616365 U CN202616365 U CN 202616365U
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- lithium ion
- ion battery
- power lithium
- high power
- ion cell
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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
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Abstract
The utility model discloses a high-power lithium ion battery module and a lithium ion battery pack thereof. The high-power lithium ion battery module comprises a polymer lithium ion battery core, and a shell which encapsulates outside the lithium ion battery core. The shell is composed of an upper cover, a lower cover and a main body shell, wherein the upper and lower covers are respectively mounted at the upper and lower ends of the main body shell in a covering manner, a positive pole and a negative pole of a battery are embedded on the upper cover, and the upper cover is provided with a detection hole for detecting temperature and voltage. The lithium ion battery pack comprises at least the high-power lithium ion battery module, all the high-power lithium ion battery modules are arranged side by side, radiating fins are arranged between every two laterally-adjacent high-power lithium ion battery modules, and stacking gaps are arranged between every two front-and-back adjacent high-power lithium ion battery modules. The high-power lithium ion battery module and the lithium ion battery pack thereof have the characteristics of being simple in structure, safe and reliable, accurate in measurement and long in service life, and on the like.
Description
Technical field
The utility model belongs to technical field of lithium ion, especially relates to the lithium ion battery group of a kind of high power lithium ion cell module and composition thereof.
Background technology
Along with the development of technology and the raising and the progressively exhaustion of non-renewable energy resources of people's living standard; People more and more presses for a kind of power source of cleaning and energy storage device efficiently; Just under this overall background; Country and each big automobile enterprise have all proposed the development plan of new-energy automobile, and high-power lithium is a kind of desirable selection from battery as the EV/HEV power source.
During at present existing multiple electrokinetic cell is being developed and is being developed, like lead-acid battery, nickel-cadmium cell; Ni-MH battery, fuel cell, zinc-air cell; Lithium-air battery, lithium ion battery, wherein lithium ion battery is considered to the most desirable selection of current driving force battery development; But the lithium ionic cell module design demand is considered several factors; Lithium ion battery battery performance above the temperature difference between 60 degree operations or the battery greatly the time should reduce battery volume and cost by the fully safe and reliable complete vehicle weight that reduces again of battery, in addition also want the effective heat management of battery pack, because can worsen fast; Therefore design a kind of low cost in light weight, dispelling the heat efficiently, the high-power battery module necessitates.
The utility model content
The utility model technical problem to be solved is to provide a kind of low cost in light weight, and the battery pack of high-power battery module efficiently of dispelling the heat and composition thereof has solved battery temperature simultaneously and gathered inaccurate problem.
The technical scheme of the utility model is following: a kind of high power lithium ion cell module; Comprise that polymer lithium leaves electric core and is encapsulated in this lithium from the outer shell of electric core; Its main points are: said shell is made up of upper and lower cover and body shell; Wherein said upper and lower cover covers the two ends up and down that are contained in said body shell respectively, covers on said and is embedded with anode post and GND post, and this loam cake is provided with the exploration hole that is used for detecting temperature and voltage.Adopt above structure; Electricity core, anode post and GND post all adopt the light aluminum of quality amount directly to weld; Eliminate inner connection of battery module and used the electrochemical corrosion that causes between the different metal material and show contact impedance when reducing connection, reduced battery module weight and cost simultaneously; Through exploration hole accurately test battery internal temperature and electric core voltage, test signal can be transferred to BMS, thereby can be optimized the utility model largely simultaneously.
As preferably: cover on said sniffer is installed; This sniffer is between said anode post and GND post; Adopt above structure; Sniffer is set can test battery inside modules true temperature collecting temperature function, and the method for existing battery module test battery ambient temperature is more accurate.
As preferably: said anode post and GND post all adopt aluminium to process female thread structure, can realize the welding of pole and multiple layer polymer electricity core scale, reduce battery pack connection in series-parallel contact impedance.
As preferably: the material of said upper and lower cover is plastic material, and this plastic material is a fire proofing, like polytetrafluoroethylene, and ABS, PC or PP etc.
As preferably: the length of said upper and lower cover cross section and width be all than the length of said body shell cross section and width big 3～10mm respectively, thereby for forming lithium ion battery group headspace heat radiation part and circulation of air are installed.
A kind of lithium ion battery group; Its main points are: comprise at least two above-mentioned high power lithium ion cell modules; Each said high power lithium ion cell module is arranged side by side; Between the adjacent said high power lithium ion cell module in the left and right sides, be provided with fin, be provided with between the adjacent said high power lithium ion cell module in front and back and pile up the space.Adopt above structure, the utlity model has and discharge and recharge the time weak point, be not easy to be short-circuited, the heat balance convenient management, battery weight is light, low cost and other advantages.
Beneficial effect: the utility model low cost in light weight, heat radiation is efficient, and through exploration hole accurately test battery internal temperature and electric core voltage, test signal can be transferred to BMS, thereby can be optimized the utility model largely simultaneously; Have characteristics such as simple in structure, safe and reliable, accurate measurement, useful life.
Description of drawings
Fig. 1 is a kind of structure intention of high power lithium ion cell module;
Fig. 2 is a kind of structure intention of lithium ion battery group.
Embodiment
Below in conjunction with accompanying drawing the utility model is further described.
See also Fig. 1: a kind of high power lithium ion cell module; Comprise that polymer lithium leaves electric core 1 and is encapsulated in the shell 2 of this lithium outside electric core 1; Said shell 2 is made up of upper and lower cover 21,22 and body shell 23, and wherein said upper and lower cover 21,22 covers the two ends up and down that are contained in said body shell 23 respectively, on said loam cake 21, is embedded with anode post 3 and GND post 4; Said anode post 3 all adopts aluminium to process female thread structure with GND post 4; This loam cake 21 is provided with the exploration hole 21a that is used for detecting temperature and voltage, on said loam cake 21, sniffer 5 is installed, and this sniffer 5 is between said anode post 3 and GND post 4; Detecting element was encapsulated in the instrument connection when this sniffer 5 was used for data acquisition, and contacted with anode post 3 and GND post 4 and electric core 1.
In Fig. 1, it can also be seen that: the material of said upper and lower cover 21,22 is plastic material; This plastic material is selected fire proofing for use; Like polytetrafluoroethylene; ABS, PC or PP etc., the length of said upper and lower cover 21,22 cross sections and width all distinguish big 3～10mm than the length and the width of said body shell 23 cross sections.
See also Fig. 2: a kind of lithium ion battery group; Comprise at least two above-mentioned high power lithium ion cell modules; Each said high power lithium ion cell module is arranged side by side; Between the adjacent said high power lithium ion cell module in the left and right sides, be provided with fin 6, be provided with between the adjacent said high power lithium ion cell module in front and back and pile up space 7.
The above is merely the preferred embodiment of the utility model; It is not restriction with the utility model; Any modification of being done within all spirit and principles at the utility model, be equal to replacement and improvement etc., all should be included within the protection range of the utility model.
Claims (6)
1. high power lithium ion cell module; Comprise that polymer lithium leaves electric core (1) and is encapsulated in this lithium from the outer shell (2) of electric core (1); It is characterized in that: said shell (2) is made up of upper and lower cover (21,22) and body shell (23); Wherein said upper and lower cover (21,22) covers the two ends up and down that are contained in said body shell (23) respectively; On said loam cake (21), be embedded with anode post (3) and GND post (4), this loam cake (21) is provided with the exploration hole (21a) that is used for detecting temperature and voltage.
2. a kind of high power lithium ion cell module according to claim 1 is characterized in that: sniffer (5) is installed on said loam cake (21), and this sniffer (5) is positioned between said anode post (3) and the GND post (4).
3. according to claim 1 or 2 described a kind of high power lithium ion cell modules, it is characterized in that: said anode post (3) and GND post (4) all adopt aluminium to process female thread structure.
4. a kind of high power lithium ion cell module according to claim 1 is characterized in that: the material of said upper and lower cover (21,22) is plastic material.
5. a kind of high power lithium ion cell module according to claim 1 is characterized in that: the length of said upper and lower cover (21,22) cross section and width are all distinguished big 3～10mm than the length and the width of said body shell (23) cross section.
6. lithium ion battery group; It is characterized in that: comprise at least two described high power lithium ion cell modules of claim 1; Each said high power lithium ion cell module is arranged side by side; Between the adjacent said high power lithium ion cell module in the left and right sides, be provided with fin (6), be provided with between the adjacent said high power lithium ion cell module in front and back and pile up space (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200548506U CN202616365U (en) | 2012-02-20 | 2012-02-20 | High-power lithium ion battery module and lithium ion battery pack thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200548506U CN202616365U (en) | 2012-02-20 | 2012-02-20 | High-power lithium ion battery module and lithium ion battery pack thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202616365U true CN202616365U (en) | 2012-12-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200548506U Expired - Fee Related CN202616365U (en) | 2012-02-20 | 2012-02-20 | High-power lithium ion battery module and lithium ion battery pack thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN202616365U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103698580A (en) * | 2013-12-30 | 2014-04-02 | 长城汽车股份有限公司 | Battery voltage and temperature collection system |
-
2012
- 2012-02-20 CN CN2012200548506U patent/CN202616365U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103698580A (en) * | 2013-12-30 | 2014-04-02 | 长城汽车股份有限公司 | Battery voltage and temperature collection system |
| CN103698580B (en) * | 2013-12-30 | 2017-11-28 | 长城汽车股份有限公司 | Cell voltage, temperature acquisition system |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121219 Termination date: 20170220 |