CN104157896B - Set of cells and battery modules - Google Patents
Set of cells and battery modules Download PDFInfo
- Publication number
- CN104157896B CN104157896B CN201410363323.7A CN201410363323A CN104157896B CN 104157896 B CN104157896 B CN 104157896B CN 201410363323 A CN201410363323 A CN 201410363323A CN 104157896 B CN104157896 B CN 104157896B
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- Prior art keywords
- monocell
- cells
- metal
- pole
- battery case
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- 238000009413 insulation Methods 0.000 claims abstract description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 9
- 238000003466 welding Methods 0.000 description 7
- 229910052782 aluminium Inorganic materials 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminum Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 210000002356 Skeleton Anatomy 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 229920002379 silicone rubber Polymers 0.000 description 2
- 239000004945 silicone rubber Substances 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium Ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000001808 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
Abstract
nullSet of cells (100) possesses the metal-back (120) with side (122) and bottom surface (123) and the multiple monocells (110) being housed in metal-back (120)，Monocell (110) have the 1st pole and with the 1st pole electric insulation the 2nd pole of the battery case doubling as monocell (110)，Multiple monocells (110) arrange in the way of the direction that makes the 1st pole is consistent，1st pole of multiple monocells (110) is connected on the connector (130) of the open side being configured at metal-back (120)，2nd pole of multiple monocells (110) is connected on the bottom surface (123) of metal-back (120)，The height of the side (122) of metal-back (120) is roughly the same with the height of monocell (110)，The open side generally connected body (130) of metal-back (120) covers.
Description
The application is the divisional application of Chinese patent application No.201180003834.2 (international application no is PCT/JP2011/002737) submitted on March 15th, 2012.
Technical field
The present invention relates to connect multiple monocell in parallel and export the set of cells (battery block) of big electric current and use the battery modules (battery module) of this set of cells.
Background technology
In recent years, from save resource or energy-conservation from the viewpoint of, to can the upswing in demand of secondary cell of reusable ni-mh or lithium ion etc..Wherein, lithium rechargeable battery has the feature that light weight and electromotive force are high, energy density is high.Demand accordingly, as the various portable electric appts such as portable phone or digital camera, video camera, notebook computer or the driving power of mobile communication equipment is expanding.
On the other hand, in order to reduce the usage amount of Fossil fuel and cut down CO2Discharge capacity, as automobile etc. electromotor drive power supply, the expectation to secondary cell is increased.
In order to obtain required voltage or battery capacity, the battery bag (battery pack) of this secondary cell ensemble is formed by multiple batteries, carries multiple set of cells being connected by multiple cell parallels and/or being connected in series and constitutes.Such set of cells is such as on the books in patent documentation 1 grade.
Prior art literature
Patent documentation
Patent documentation 1: Japanese Unexamined Patent Application Publication 2008-541386 publication
Summary of the invention
The problem that invention is to be solved
In the case of the power supply etc. that the electromotor that the set of cells that multiple cell parallels are formed by connecting is used for such as automobile drives, circulate big electric current in the battery, if therefore battery the most reliably electrically connects, then electric current does not flow, or generate heat because the resistance of coupling part increases, it is impossible to make big electric current flow.Therefore, not only make battery contact simply with connection member, but also need to be waited by welding positively to guarantee electrical connection.
Such as, in the case of being attached by welding, it is necessary the negative terminal (such as battery case) in view of battery and positive terminal and the material of connection member or structure etc., is selected to guarantee higher the welding procedure method of the mechanical strength of weld part.On the other hand, in order to reduce the resistance of connection member, need to increase thickness or the width of connection member.
But, if increasing thickness or the width of connection member, then connection member spatially occupies big volume, the problem that set of cells increases or increases the weight of therefore occurs.Particularly, in the case of the power supply that the electromotor that set of cells is used as automobile drives, in order to extend operating range, need set of cells lighter and little, thus heavy large-scale set of cells loses commodity value.
The present invention completes in view of the above problems, it is intended that in the set of cells being connected in parallel multiple battery, it is provided that even if the set of cells that low its power loss of big electric current that circulates of a kind of resistance is the least.
For solving the means of problem
For solving above-mentioned problem, the set of cells of the present invention uses following composition: possess the metal-back with side and bottom surface and the multiple monocells being housed in metal-back, monocell have the 1st pole and with the 1st pole electric insulation the 2nd pole of the battery case doubling as monocell, multiple monocells arrange in the way of the direction that makes the 1st pole is consistent, 1st pole of multiple monocells is connected on the connector of the open side being configured at metal-back, 2nd pole of multiple monocells is connected on the bottom surface of metal-back, the height of the side of metal-back is roughly the same with the height of monocell, the open side of metal-back generally connected body covers.
By above-mentioned composition, it is possible to the metal-back big to sectional area exports the electric current from the 2nd pole (battery case), therefore, it is possible to realize the set of cells that resistance is low.
Invention effect
According to the present invention, in the set of cells being connected in parallel multiple battery, using the teaching of the invention it is possible to provide though the set of cells that the low circulation high current power loss of a kind of resistance is the least.
Accompanying drawing explanation
Fig. 1 is the diagram of the structure of the battery modules representing one embodiment of the present invention, and (a) is axonometric chart, and (b) is the diagram of the basket of perspective (a).
Fig. 2 is the exploded view that the battery modules of one embodiment of the present invention resolves into each composition.
Fig. 3 is the axonometric chart of the composition of the set of cells schematically showing one embodiment of the present invention.
Fig. 4 is the exploded view that the set of cells of one embodiment of the present invention resolves into each composition.
Fig. 5 (a) is the A-A sectional view of Fig. 3, and (b) is the enlarged drawing of the part of the arrow B of (a).
Fig. 6 is the skeleton diagram of the composition of the battery modules representing that multiple set of cells arranges.
Fig. 7 is the axonometric chart of the metal-back of one embodiment of the present invention.
Fig. 8 is the skeleton diagram of the monocell of one embodiment of the present invention.
Fig. 9 is the axonometric chart of an example of the arrangement representing the multiple monocells constituting set of cells.
Figure 10 is the axonometric chart of the variation representing metal-back.
Figure 11 is the axonometric chart of another variation representing metal-back.
Figure 12 is the exploded view of the metal-back shown in Figure 11.
Figure 13 is the diagram of another variation representing metal-back, and (a) is the axonometric chart of the arrangement representing monocell, and (b) is the axonometric chart of metal-back, and (c) is the top view of the metal-back containing monocell.
Detailed description of the invention
Hereinafter, based on accompanying drawing, embodiments of the present invention are described in detail.In figures in the following, for the purpose of simplifying the description, represent with identical symbol for having the element being substantially the same function.Further, the present invention is not limited to following embodiment.
Fig. 1 is the diagram of the composition of the battery modules 10 representing one embodiment of the present invention, and Fig. 1 (a) is axonometric chart, and Fig. 1 (b) is the diagram of the basket of perspective view 1 (a).
As shown in Fig. 1 (b), battery modules 10 is made up of the set of 6 set of cells 100, and 3 set of cells 100 of arranged in parallel arrange with facing each other face, are housed in the basket 300 of insulating properties.6 set of cells 100 are electrically connected in series, and the output of battery modules 10 are exported to the outside of basket 300 by positive output terminals 400 and negative output terminals 500.
Fig. 2 is the exploded view that the battery modules 10 of present embodiment resolves into each composition.
As in figure 2 it is shown, in 3 set of cells 100, the connection terminal (not shown) of the 1st pole (positive pole) of set of cells 100 connects with the connection terminal (not shown) of the 2nd pole (negative pole) of adjacent set of cells 100.Then, one end of 3 relative set of cells 100 is connected by connection member 200.So connect 6 set of cells 100 are accommodated in the lower casing 310 of basket 300, with lid 320 sealing.Lower casing 310 is formed outfan rim of the mouth 311, installs at this and be connected to the positive pole of set of cells 100 and the positive output terminals 400 connected on terminal of negative pole and negative output terminals 500.
Fig. 3 is the axonometric chart of the composition of the set of cells 100 schematically showing present embodiment.Fig. 4 is the exploded view that set of cells resolves into each composition.
As shown in Figures 3 and 4, multiple monocells 110 are arranged in and make positive extreme direction consistent by set of cells 100, are accommodated in the metal-back 120 with side 122 and bottom surface 123.In the example shown in Fig. 3 and Fig. 4,14 monocells 110 are aligned to 3 row of 5,4,5 with hexagonal lattice shape.
Monocell 110 is columnar secondary cell, and power generation element is housed in battery case.Monocell 110 have positive pole and with positive electrical insulation, the negative pole of the battery case that doubles as monocell 110.
On the connector 130 of the tabular that the positive pole of each monocell 110 is connected the open side being configured at metal-back 120 via positive wire plate 132.Further, on connector 130, the position opposed with the positive pole of each monocell 110 is formed with circular hole 133, on the position of this circular hole 133, it is possible to be welded on the positive pole of monocell 110 by positive wire plate 132.Additionally, the negative pole of multiple monocells 110 (bottom surface of battery case) is connected on the bottom surface 123 of metal-back 120.Thus, multiple monocells 110 are electrically connected in parallel.
By so constituting, it is possible to the electric current from negative pole (battery case) is exported the metal-back 120 big to sectional area, it is thus possible to realize the low set of cells of resistance 100.
Here, the height of the side 122 of metal-back 120 is roughly the same with the height of monocell 110, and the open side of metal-back 120 generally connected body 130 covers.Thus, metal-back 120 and connector 130 constitute the substantial basket of set of cells 100, the monocell 110 that protection is housed in set of cells 100.
At the shoulder of side of the positive electrode of the battery case of monocell 110, being equipped with the sept 112 of insulating properties, this sept 112, by between battery case and connector 130, prevents the short circuit of positive pole (connector 130) and negative pole (battery case).
Additionally, multiple monocells 110 are kept by the support 140 of the insulating properties being housed in metal-back 120.Support 140 has maintaining part 141, is integrally formed with multiple portions thereon, is contacted by the medial surface in the cylinder portion of the lateral surface with maintaining part 141 that make monocell 110, fixing monocell 110.Further, support 140 is while keeping monocell 110, prevent the short circuit of positive pole (connector 130) and negative pole (metal-back 120).
Additionally, support 140 also has the fixed part 142 of side 122 extension along metal-back 120, in one end of fixed part 142, by screw 150b, support 140 is fixed on the bottom surface of metal-back 120.On the other hand, at the other end of fixed part 142, by screw 150a, support 140 is fixed on connector 130.
Here, as long as the resilient material of apparatus (such as silicone rubber etc.) forms the sept 112 being disposed between the battery case of monocell 110 and connector 130, when monocell 110 being fixed on metal-back 120 by support 140, it becomes possible to play cushioning effect.Thus, such as, even if monocell 110 exists the tolerance of length or the deviation of configuration, it is also possible to the most fixing monocell 110.Additionally it is possible to relax the vibration being applied to set of cells 100.
Fig. 5 (a) is the A-A sectional view of Fig. 3, and Fig. 5 (b) is the enlarged drawing of the part of the arrow B of Fig. 5 (a).
As shown in Fig. 5 (a), connector 130 has the connection terminal (positive pole outside terminal) 131 of the positive pole that the foreign side of the side 122 to metal-back 120 stretches out, in addition, the side 122 of metal-back 120, in its open side (connector 130 side) end, has the connection terminal (negative outer terminal) 121 of the negative pole of foreign side's bending of the side 122 towards metal-back 120.It addition, the terminal 131 that connects of positive pole is mutually positioned at contrary direction with the terminal 121 that connects of negative pole.
By arranging connection terminal 131 and the connection terminal 121 of negative pole of positive pole on position so, when constituting battery modules by arranging multiple set of cells 100, as shown in Figure 6, by making the terminal 131 that connects of the positive pole of set of cells 100 overlap with the connection terminal of the negative pole of adjacent set of cells 100, it is possible to be easily connected in series.
Further, the connection terminal 131 of positive pole is the most not necessarily it is necessary that the connector 130 foreign side to the side 122 of metal-back 120 stretches formation, can be the most permissible with the position connecting terminal 121 overlap joint of negative pole as long as reaching near the side 122 of metal-back 120.
In addition, as shown in Fig. 5 (b), the shoulder 161 of positive pole 160 side at the battery case of monocell 110, being equipped with the sept 112 of insulating properties, this sept 112 is by preventing the short circuit of connector (positive pole) 130 and battery case (negative pole) between battery case and connector 130.
It addition, as shown in Fig. 4 and Fig. 5 (b), the lateral surface of the battery case of monocell 110 is covered by the heat transfer component 111 of tubular.In adjacent monocell 110, mutual heat transfer component 111 arranges the most contiguously, and meanwhile, the heat transfer component 111 of the monocell 110 in outside arranges with the contacts side surfaces ground of metal-back 120.Thus, give adjacent monocell 110 by the heat transfer of generation in any one monocell 110, then pass to metal-back 120 from the monocell 110 in outside, therefore, it is possible to effectively dispel the heat.As heat transfer component 111, preferably metal parts, such as, can use aluminum (thermal conductivity 236W/ (m k)), silver (thermal conductivity 420W/ (m k)), copper (thermal conductivity 398W/ (m k)), gold (thermal conductivity 320W/ (m k)) etc..
Further, in the present embodiment, it is respectively formed sept 112 and support 140 but it also may form them.In this case, as long as being integrally formed sept 112 and support 140 with elastomeric element, it becomes possible to more relax the vibration being applied to set of cells 100.
Fig. 7 is the axonometric chart of the metal-back 120 of the set of cells 100 of present embodiment.
As it is shown in fig. 7, metal-back 120 is made up of the side 122 of the bottom surface 123 contacted with monocell 110 and 4 the most equal with the height of monocell 110.In order to increase the sectional area making the current flowing from multiple monocells 110, the thickness of metal-back 120 is preferably more than 1mm.Thus, by using the side 122 of 4 as the conductive path of electric current, even if when circulating big electric current, it is also possible to reduce resistance, it is thus possible to reduce the heating of metal-back 120, suppress the power loss caused by heating significantly.
Additionally, in the bottom surface 123 of metal-back 120, the position 124 connected in the bottom surface of the battery case of monocell 110, its thickness is thinning.For instance, it is possible to position 124 to be set as the recess that size is the most equal with the profile of monocell 110.Here, the thickness of position (recess) 124 is preferably the thickness (such as 0.2～0.3mm) roughly the same with the battery case of monocell 110.Thus, easily by laser welding, monocell 110 and metal-back 120 are welded.It addition, in the bottom surface 123 of metal-back 120, be provided with screw 125, for being fixed the fixed part 142 of metal-back 120 and support 140 by screw 150b.
Fig. 8 is the skeleton diagram of the monocell 110 of present embodiment.
As shown in Figure 8, monocell 110 is surrounded by the heat transfer component 111 of the aluminum pipe the most equal with monocell 110, is provided with the sept 112 of silicone rubber in positive pole 160 side of monocell 110.
Fig. 9 is the axonometric chart of an example of the arrangement representing the multiple monocells 110 constituting set of cells 100.
As it is shown in figure 9,14 monocells 110 are aligned to 3 row of 5,4,5 with hexagonal lattice shape.The mutual heat transfer component 111 of adjacent monocell 110 arranges with contacting with each other.And, when the multiple monocells 110 so arranged are accommodated in metal-back 120, the heat transfer component 111 of the monocell 110 in outside and the contacts side surfaces of metal-back 120.Thus, give adjacent monocell 110 by the heat transfer of generation in any one monocell 110, then pass to metal-back 120 from the monocell 110 in outside, therefore, it is possible to effectively dispel the heat.
Figure 10 is the axonometric chart of the variation representing the metal-back 120 shown in Fig. 7.
As shown in Figure 10, the metal-back 120b in this variation has the recess 124 of semicircle shape and the hole 126 of semicircle shape.Thereby, it is possible to make the electrode of electric resistance welding ride on the battery case of monocell 110 from hole 126, carry out electric resistance welding thereby through to battery case and metal-back 120b, it is possible to carry out more reliable joint.
Figure 11 is the axonometric chart of another variation representing the metal-back 120 shown in Fig. 7.
As shown in figure 11, the metal-back 120c in this variation has circular hole 127 in the one side contacted with the negative pole (battery case) of monocell 110, in the place of this circular hole 127, is provided with the negative wire plate 128 that thickness of slab is 0.2～0.3mm.In this case, as shown in figure 12, metal-back 120 is opened 14 circular holes 127, negative wire plate 128 is arranged on the face contacted with monocell 110.Thus, electric resistance welding is carried out on the battery case of monocell 110 and negative wire plate 128 by being ridden over by electrode respectively, it is possible to carry out more reliable joint.Here, by making negative wire plate 128 and metal-back 120c be different parts, so negative wire plate 128 can select the nickel that weldability is good, metal-back 120c can select the aluminum that thermal diffusivity is good, it is possible to select optimal metal respectively.It addition, also be able to select nickel and the double-deck inclusion plate of aluminum as negative wire plate 128.
Figure 13 is the diagram of another variation representing the metal-back 120 shown in Fig. 7, Figure 13 (a) is the axonometric chart of the arrangement representing monocell 110, Figure 13 (b) is the axonometric chart of metal-back 120d, and Figure 13 (c) is the top view of the metal-back 120d containing monocell 110.
As shown in Figure 13 (b), (c), the side 122 of the metal-back 120d in this variation is formed along the lateral surface of the battery case of monocell 110.Thus, the side 122 of metal-back 120d all lateral surface of battery case with the monocell 110 being arranged in outside contacts, therefore, it is possible to more effectively by the heat transfer of generation in monocell 110 to metal-back 120.
Above, by preferred embodiment illustrating the present invention, but so describing not is to limit item, certainly, can be variously changed.Such as, in the above-described embodiment, the positive pole of monocell 110 is connected on connector 130, the negative pole (battery case) of monocell is connected on the bottom surface of metal-back 120, but can also be in contrast, the negative pole of monocell 110 is connected on connector 130, the positive pole (battery case) of monocell is connected on the bottom surface of metal-back 120.Further, in this case, the battery case of monocell 110 can double as positive pole.Additionally, in the above-described embodiment, metal-back 120 is defined as cuboid, but the shape of side 122 can also be the polygons such as hexagonal configuration or circular, oval etc. when overlooking.
Probability is utilized in industry
The set of cells of the present invention is for can the big power supply of the capacitance of heavy-current discharge be useful.
Symbol description
null10-battery modules，100-set of cells，110-monocell，111-heat transfer component，112-sept，120、120b、120c、120d-metal-back，The connection terminal of 121-negative pole，122-side，123-bottom surface，124-position (recess)，125-screw，126-hole，127-circular hole，128-negative wire plate，130-connector，The connection terminal of 131-positive pole，132-positive wire plate，133-circular hole，140-support，141-maintaining part，142-portion determines portion，150a、150b-screw，160-positive pole，200-connection member，300-basket，310-lower casing，311-outfan rim of the mouth，320-lid，400-positive output terminals，500-negative output terminals.
Claims (15)
1. a set of cells, it possesses:
Have side and the metal-back of bottom surface,
The multiple monocells being housed in described metal-back；
Described monocell have the 1st pole and with the 1st pole electric insulation the battery that doubles as described monocell
2nd pole of shell；
The plurality of monocell arranges in the way of the direction that makes described 1st pole is consistent；
1st pole of the plurality of monocell is connected the connection of the open side being configured at described metal-back
On body；
Described 2nd pole of the plurality of monocell is connected on the bottom surface of described metal-back,
The open side of described metal-back is covered by described connector.
Set of cells the most according to claim 1, wherein, in the institute of the battery case of described monocell
State the sept being equipped with insulating properties between shoulder and the described connector of the 1st side, pole.
Set of cells the most according to claim 2, wherein, described sept is made up of elastomeric element.
Set of cells the most according to claim 1, wherein,
The plurality of monocell is kept by the support of the insulating properties being housed in described metal-back；
Described support is made up of the parts being integrally formed with multiple portions, the lateral surface of described monocell
Connect with the medial surface of cartridge and fixed.
Set of cells the most according to claim 4, wherein,
Described support also has the fixed part of the side extension along described metal-back；
In one end of described fixed part, described support is fixed on the bottom surface of described metal-back.
Set of cells the most according to claim 5, wherein, in the other end of described fixed part, institute
State support to be fixed on described connector.
Set of cells the most according to claim 4, wherein, in the institute of the battery case of described monocell
State the sept being equipped with insulating properties between shoulder and the described connector of the 1st side, pole, described support with
Described sept forms.
Set of cells the most according to claim 1, wherein,
Described connector has the 1st connection terminal stretched out near the side of described metal-back；
The foreign side that the side of described metal-back has towards the side of described metal-back in its open side end is curved
The 2nd bent connection terminal；
It is the most in opposite direction that described 1st connection terminal is connected terminal with the described 2nd.
Set of cells the most according to claim 1, wherein,
The lateral surface of the metal-back of described monocell is covered by the heat transfer component of tubular；
Adjacent monocell arranges in the way of mutual heat transfer component contacts with each other, simultaneously outside list
Battery arranges in the way of the contacts side surfaces of described metal-back by the heat transfer component of this monocell.
Set of cells the most according to claim 9, wherein, described heat transfer component is by metal parts
Constitute.
11. set of cells according to claim 1, wherein, the end of the battery case of described monocell
Face is welded on the bottom surface of described metal-back.
12. set of cells according to claim 11, wherein, in the bottom surface of described metal-back, with
The thickness at the position that the bottom surface of the battery case of described monocell connects is thinning.
13. set of cells according to claim 11, wherein, at the battery case with described monocell
The part at position that connects of bottom surface be provided with hole.
14. set of cells according to claim 1, wherein, the height of the side of described metal-back
Identical with the height of described monocell.
15. 1 kinds of battery modules, are that the set of cells described in multiple claim 8 is housed in insulating properties
Basket in battery modules, wherein,
1st connection terminal of described set of cells is to connect what terminal connected with the 2nd of adjacent set of cells the
Mode is connected in series.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010208899 | 2010-09-17 | ||
| JP2010-208899 | 2010-09-17 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011800038342A Division CN102549803A (en) | 2010-09-17 | 2011-05-17 | Battery block and battery module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104157896A CN104157896A (en) | 2014-11-19 |
| CN104157896B true CN104157896B (en) | 2017-01-04 |
Family
ID=
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6379837B1 (en) * | 1999-02-15 | 2002-04-30 | Sony Corporation | Battery device loaded on moving body |
| DE10145064A1 (en) * | 2001-09-13 | 2003-04-10 | Dilo Trading Ag Zug | Arrangement of housed electrochemical cells for automobiles, preferably for lithium-polymer battery, has axially arranged cells with no battery box, center of gravity at lowest point |
| CN2779629Y (en) * | 2005-05-26 | 2006-05-10 | 张恺龙 | Battery charger |
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6379837B1 (en) * | 1999-02-15 | 2002-04-30 | Sony Corporation | Battery device loaded on moving body |
| DE10145064A1 (en) * | 2001-09-13 | 2003-04-10 | Dilo Trading Ag Zug | Arrangement of housed electrochemical cells for automobiles, preferably for lithium-polymer battery, has axially arranged cells with no battery box, center of gravity at lowest point |
| CN2779629Y (en) * | 2005-05-26 | 2006-05-10 | 张恺龙 | Battery charger |
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