CN203071147U - Square power battery module combined structure with metal shell - Google Patents
Square power battery module combined structure with metal shell Download PDFInfo
- Publication number
- CN203071147U CN203071147U CN2012206335861U CN201220633586U CN203071147U CN 203071147 U CN203071147 U CN 203071147U CN 2012206335861 U CN2012206335861 U CN 2012206335861U CN 201220633586 U CN201220633586 U CN 201220633586U CN 203071147 U CN203071147 U CN 203071147U
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- insulation
- power battery
- electrokinetic cell
- battery module
- insulation grid
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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 square power battery module combined structure with a metal shell. The square power battery module combined structure mainly comprises a plurality of insulating grid groups and a plurality of power battery blocks (1), wherein the number of the insulating grid groups corresponds to that of the power battery blocks (1); each insulating grid group surrounds one power battery block (1) so as to form a battery insulating unit; a plurality of battery insulating units are arranged and are then connected to form a whole body so as to form the power battery module; strips (5) are arranged on two sides of the top of each power battery (1); two ends of each strip (5) are sleeved on the top of each power battery block (1); and after each power battery block is locked through a fastening nut via a bolt, the two power battery blocks (1) are connected together.
Description
Technical field
The utility model relates to a kind of square power battery module combining structure that has metal shell.
Background technology
The Executive Meeting of the State Council that " energy-conservation and new-energy automobile industrial development planning (2012-2020) " held on April 18th, 2012 passes.It is the auto industry main strategy orientation of transition that planning requirement will drive with pure electricity, current emphasis advances pure electric automobile and plug-in hybrid-power automobile industrialization, popularize non-plug-in hybrid-power automobile, energy-saving IC engine automobile, promote China's automobile industry overall technology level.Won 2015, pure electric automobile and plug-in hybrid-power automobile accumulative total volume of production and marketing reach 500,000, arrive the year two thousand twenty above 5,000,000; New-energy automobile has welcome vast potential for future development.And as the core component of new-energy automobile: the performance of dynamic power system is to realize the key of new-energy automobile industrial development planning.And the cell group technology is one of key technology of dynamic power system.Because high-energy power battery maximum current in the real road operation is used reaches about 200A, discharge and recharge the huge heat that can produce in the process of moving frequently, cause battery temperature to raise, temperature has very big influence to battery performance, as the safety of power and energy response, operating mode efficient and charge acceptance, electrochemical system and reliable, useful life etc., moreover, if heat can not in time distribute, may cause the power-supply system thermal runaway, entail dangers to vehicle and passenger's safety when serious.Therefore the combining structure of battery module seems and is even more important.In same battery module, if it is uneven to the battery heat radiation, can cause non-uniform temperature between different battery individualities, thereby cause individual cell under hot environment, to discharge and recharge for a long time, can consume its energy rapidly, cause individual cell to lose efficacy in advance, thereby shortened the useful life of whole power-supply system, can cause the danger of individual cell inefficacy even blast on fire when serious, therefore, battery module combination structure will guarantee the residing temperature environment basically identical of each cell as far as possible.Power-supply system is in long-term use, and extreme cases such as individual cell may be short-circuited, cracking, leakage as not guaranteeing the insulation between battery, just may cause chain reaction, thus entail dangers to vehicle and passenger's safety.
Summary of the invention
The utility model provides a kind of square power battery module combining structure that has metal shell, it not only can be combined into battery module with any serial or parallel connection of a plurality of electrokinetic cells, there is cooling air channel the centre, the heat radiation certainly of battery and the environment consistency in the battery module use have been guaranteed, improve the reliability of battery, prolong the useful life of battery, and simple in structure, certainly the heat radiation consistency height of cell, cost of manufacture is low.
The utility model has adopted following technical scheme: a kind of square power battery module combining structure that has metal shell, it mainly comprises some insulation grid groups and some electrokinetic cell pieces, insulation grid group is corresponding with the quantity of electrokinetic cell piece, after encircling an electrokinetic cell piece, each insulation grid group forms the battery insulation monomer, some battery insulation monomers are connected integrally formed power battery module after arranging, both sides at each electrokinetic cell top are provided with jumper, and the two ends of jumper are enclosed within electrokinetic cell piece top and are provided with on the bolt by after the clamp nut locking two electrokinetic cell pieces being linked together.
Described each insulation grid group comprises two relative insulation grids, and two insulation grid butt joint backs form the battery cavity, around the insulation grid guide vane end stop are arranged all, the electrokinetic cell piece is embedded into the battery cavity inside forms insulation protection.The top of described every insulation grid is arranged with two upper limit holes, the electrokinetic cell piece is positioned at the battery cavity by after inserting the upper limit post in the upper limit hole of insulation grid the top of electrokinetic cell piece being positioned at the battery cavity, bottom at every insulation grid is arranged with two lower limit holes, and the electrokinetic cell piece is positioned at the battery cavity by behind the lower limit hole insertion lower limit post of insulation grid the bottom of electrokinetic cell piece being positioned at the battery cavity.
Described power battery module front side and rear side are respectively equipped with front side board and back side panel, front side board and back side panel are installed in respectively on the outer surface of insulation grid in power battery module two outsides, top in each insulation grid group is arranged with the screw thread fixing hole, last screw thread fixing hole horizontal direction is arranged between two poles of electrokinetic cell, top at front side board, be installed with connecting bolt in the last screw thread fixing hole of the top of back side panel and all insulation grid groups, last connecting bolt passes the top of front side board successively, link together by the top of nut I with the battery insulation monomer behind the last screw thread fixing hole of all insulation grid groups and the top of back side panel, bilateral symmetry in each insulation grid group bottom is provided with screw thread fixing hole down, bottom at front side board, be installed with down connecting bolt in the following screw thread fixing hole of the bottom of back side panel and all insulation grid groups, following connecting bolt passes the bottom of front side board successively, link together by the top of nut II with the battery insulation monomer behind the following screw thread fixing hole of all insulation grid groups and the bottom of back side panel.The side of described every insulation grid is distributed with the air channel.The upper middle position of described every insulation grid is provided with U-lag, is provided with temperature switch and temp probe in U-lag.Described some battery insulation monomers are arranged the back and are connected integrally formed power battery module by jockey, described jockey comprises stay bolt, and stay bolt links together after passing fastening upper gasket behind the installing hole that the side plate that is provided with before and after the power battery module and insulation grid be provided with, bullet pad and nut after preceding successively.
The utlity model has following beneficial effect: the utility model is by some insulation grid groups and some electrokinetic cell pieces, insulation grid group is corresponding with the quantity of electrokinetic cell piece, after encircling an electrokinetic cell piece, each insulation grid group forms the battery insulation monomer, the battery insulation monomer is connected integrally formed power battery module, both sides at each electrokinetic cell top are provided with jumper, the two ends of jumper are enclosed within electrokinetic cell piece top and are provided with on the bolt by after the clamp nut locking two electrokinetic cell pieces being linked together, the quantity of battery insulation monomer is unrestricted like this, can carry out the combination of connection in series-parallel arbitrarily, the dynamic power system that can adapt to different size uses, and assembling is simple, cost of manufacture is low, be convenient to produce in enormous quantities and use, the side of every insulation grid is distributed with the air channel, can guarantee cooling airflow like this through the stroke basically identical of each cell, thereby guarantee the uniformity to each cell radiating rate.The upper middle position of every insulation of the utility model grid is provided with U-lag, is provided with temperature switch and temp probe in U-lag, can make temperature switch and temp probe easy for installation like this.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment one.
Fig. 2 is the structural representation of the utility model battery insulation monomer.
Embodiment
Embodiment one; in Fig. 1 and Fig. 2; the utility model provides a kind of square power battery module combining structure that has metal shell; it mainly comprises seven insulation grid groups and seven electrokinetic cell pieces 1; insulation grid group is corresponding with the quantity of electrokinetic cell piece 1; each insulation grid group is being encircled an electrokinetic cell piece 1 back and is being formed the battery insulation monomer; present embodiment forms seven Battery packs insulation monomer altogether; each insulation grid group comprises two relative insulation grids 2; two insulation grid 2 butt joint backs form the battery cavity; around the insulation grid 2 guide vane end stop is arranged all; electrokinetic cell piece 1 is embedded into the battery cavity inside forms insulation protection; top at every insulation grid 2 is arranged with two upper limit holes 7; electrokinetic cell piece 1 is positioned at the battery cavity by after inserting upper limit posts 8 in the upper limit hole 7 of insulation grid the top of electrokinetic cell piece 1 being positioned at the battery cavity; the side of every insulation grid 2 is distributed with air channel 16; the upper middle position of every insulation grid 2 is provided with U-lag 17; in U-lag 17, be provided with temperature switch and temp probe; bottom at every insulation grid 2 is arranged with two lower limit holes 12; electrokinetic cell piece 1 is positioned at the battery cavity by after inserting lower limit posts 13 in the lower limit hole 12 of insulation grid the bottom of electrokinetic cell piece 1 being positioned at the battery cavity; after arranging, seven Battery packs insulation monomer is connected integrally formed power battery module; both sides at each electrokinetic cell 1 top are provided with jumper 5; the two ends of jumper 5 are enclosed within electrokinetic cell piece 1 top and are provided with on the bolt by after clamp nut 6 lockings two electrokinetic cell pieces 1 being linked together; described power battery module front side and rear side are respectively equipped with front side board 3 and back side panel 9; front side board 3 and back side panel 9 are installed in respectively on the outer surface of insulation grid 2 in power battery module two outsides; top in each insulation grid group is arranged with screw thread fixing hole 10; last screw thread fixing hole 10 horizontal directions are arranged between two poles of electrokinetic cell 1; top at front side board 3; be installed with connecting bolt 11 in the last screw thread fixing hole 10 of the top of back side panel 9 and all insulation grid groups; last connecting bolt 11 passes the top of front side board 3 successively; link together by the top of nut I 12 with the battery insulation monomer behind the last screw thread fixing hole 10 of all insulation grid groups and the top of back side panel 9; bilateral symmetry in each insulation grid group bottom is provided with screw thread fixing hole 14 down; bottom at front side board 3; be installed with down connecting bolt 15 in the following screw thread fixing hole 14 of the bottom of back side panel 9 and all insulation grid groups, following connecting bolt 15 passes the bottom of front side board 3 successively; link together by the top of nut II 4 with the battery insulation monomer behind the following screw thread fixing hole 14 of all insulation grid groups and the bottom of back side panel 9.
Embodiment two; the utility model provides a kind of square power battery module combining structure that has metal shell; it mainly comprises seven insulation grid groups and seven electrokinetic cell pieces 1; insulation grid group is corresponding with the quantity of electrokinetic cell piece 1; each insulation grid group is being encircled an electrokinetic cell piece 1 back and is being formed the battery insulation monomer; present embodiment forms seven Battery packs insulation monomer altogether; each insulation grid group comprises two relative insulation grids 2; two insulation grid 2 butt joint backs form the battery cavity; around the insulation grid 2 guide vane end stop is arranged all; electrokinetic cell piece 1 is embedded into the battery cavity inside forms insulation protection; top at every insulation grid 2 is arranged with two upper limit holes 7; electrokinetic cell piece 1 is positioned at the battery cavity by after inserting upper limit posts 8 in the upper limit hole 7 of insulation grid the top of electrokinetic cell piece 1 being positioned at the battery cavity; the side of every insulation grid 2 is distributed with air channel 16; the upper middle position of every insulation grid 2 is provided with U-lag 17; in U-lag 17, be provided with temperature switch and temp probe; bottom at every insulation grid 2 is arranged with two lower limit holes 12; electrokinetic cell piece 1 is positioned at the battery cavity by after inserting lower limit posts 13 in the lower limit hole 12 of insulation grid the bottom of electrokinetic cell piece 1 being positioned at the battery cavity; after arranging, seven Battery packs insulation monomer is connected integrally formed power battery module; both sides at each electrokinetic cell 1 top are provided with jumper 5; the two ends of jumper 5 are enclosed within electrokinetic cell piece 1 top and are provided with on the bolt by after clamp nut 6 lockings two electrokinetic cell pieces 1 being linked together; seven Battery packs insulation monomer is arranged the back and is connected integrally formed power battery module by jockey; described jockey comprises stay bolt, and stay bolt is by passing fastening upper gasket behind the installing hole that the side plate that is provided with before and after the power battery module and insulation grid be provided with after preceding successively; link together behind bullet pad and the nut.
Claims (7)
1. square power battery module combining structure that has metal shell, it mainly comprises some insulation grid groups and some electrokinetic cell pieces (1) its feature, insulation grid group is corresponding with the quantity of electrokinetic cell piece (1), each insulation grid group is being encircled an electrokinetic cell piece (1) back and is being formed the battery insulation monomer, some battery insulation monomers are connected integrally formed power battery module after arranging, both sides at each electrokinetic cell (1) top are provided with jumper (5), and the two ends of jumper (5) are enclosed within electrokinetic cell piece (1) top and are provided with on the bolt by after clamp nut (6) locking two electrokinetic cell pieces (1) being linked together.
2. the square power battery module combining structure that has metal shell according to claim 1; it is characterized in that described each insulation grid group comprises two relative insulation grids (2); two insulation grids (2) butt joint back forms the battery cavity; insulation grid (2) all has guide vane end stop all around, electrokinetic cell piece (1) is embedded into the battery cavity inside forms insulation protection.
3. the square power battery module combining structure that has metal shell according to claim 2, it is characterized in that being arranged with two upper limit holes (7) on the top of every insulation grid (2), electrokinetic cell piece (1) is positioned at the battery cavity by after inserting upper limit post (8) in the upper limit hole (7) of insulation grid the top of electrokinetic cell piece (1) being positioned at the battery cavity, bottom at every insulation grid (2) is arranged with two lower limit holes (12), and electrokinetic cell piece (1) is positioned at the battery cavity by behind lower limit hole (12) the insertion lower limit post (13) of the grid that insulate the bottom of electrokinetic cell piece (1) being positioned at the battery cavity.
4. the square power battery module combining structure that has metal shell according to claim 2, it is characterized in that described power battery module front side and rear side are respectively equipped with front side board (3) and back side panel (9), front side board (3) and back side panel (9) are installed in respectively on the outer surface of insulation grid (2) in power battery module two outsides, top in each insulation grid group is arranged with screw thread fixing hole (10), last screw thread fixing hole (10) horizontal direction is arranged between two poles of electrokinetic cell (1), top in front side board (3), be installed with connecting bolt (11) in the last screw thread fixing hole (10) of the top of back side panel (9) and all insulation grid groups, last connecting bolt (11) passes the top of front side board (3) successively, link together by the top of nut I (12) with the battery insulation monomer behind the last screw thread fixing hole (10) of all insulation grid groups and the top of back side panel (9), bilateral symmetry in each insulation grid group bottom is provided with screw thread fixing hole (14) down, bottom in front side board (3), be installed with down connecting bolt (15) in the following screw thread fixing hole (14) of the bottom of back side panel (9) and all insulation grid groups, following connecting bolt (15) passes the bottom of front side board (3) successively, link together by the top of nut II (4) with the battery insulation monomer behind the following screw thread fixing hole (14) of all insulation grid groups and the bottom of back side panel (9).
5. the square power battery module combining structure that has metal shell according to claim 4 is characterized in that the side of described every insulation grid (2) is distributed with air channel (16).
6. the square power battery module combining structure that has metal shell according to claim 4, the upper middle position that it is characterized in that described every insulation grid (2) is provided with U-lag (17), is provided with temperature switch and temp probe in U-lag (17).
7. the square power battery module combining structure that has metal shell according to claim 2, it is characterized in that being connected integrally formed power battery module by jockey after described some battery insulation monomers are arranged, described jockey comprises stay bolt, and stay bolt links together after passing fastening upper gasket behind the installing hole that the side plate that is provided with before and after the power battery module and insulation grid be provided with, bullet pad and nut after preceding successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206335861U CN203071147U (en) | 2012-11-27 | 2012-11-27 | Square power battery module combined structure with metal shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206335861U CN203071147U (en) | 2012-11-27 | 2012-11-27 | Square power battery module combined structure with metal shell |
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| Publication Number | Publication Date |
|---|---|
| CN203071147U true CN203071147U (en) | 2013-07-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012206335861U Expired - Fee Related CN203071147U (en) | 2012-11-27 | 2012-11-27 | Square power battery module combined structure with metal shell |
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| Country | Link |
|---|---|
| CN (1) | CN203071147U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102938452A (en) * | 2012-11-27 | 2013-02-20 | 江苏春兰清洁能源研究院有限公司 | Square power battery module combined structure with metal shell |
| CN103515671A (en) * | 2013-09-11 | 2014-01-15 | 江苏春兰清洁能源研究院有限公司 | Power battery module with electric heating function |
-
2012
- 2012-11-27 CN CN2012206335861U patent/CN203071147U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102938452A (en) * | 2012-11-27 | 2013-02-20 | 江苏春兰清洁能源研究院有限公司 | Square power battery module combined structure with metal shell |
| CN102938452B (en) * | 2012-11-27 | 2016-03-23 | 江苏春兰清洁能源研究院有限公司 | A kind of square power battery modular composition with metal shell |
| CN103515671A (en) * | 2013-09-11 | 2014-01-15 | 江苏春兰清洁能源研究院有限公司 | Power battery module with electric heating function |
| CN103515671B (en) * | 2013-09-11 | 2016-08-17 | 江苏春兰清洁能源研究院有限公司 | A kind of power battery module of electrified heating |
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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: 20130717 Termination date: 20161127 |