CN104576994A - Battery grouping structure and battery pack comprising same - Google Patents
Battery grouping structure and battery pack comprising same Download PDFInfo
- Publication number
- CN104576994A CN104576994A CN201410808423.6A CN201410808423A CN104576994A CN 104576994 A CN104576994 A CN 104576994A CN 201410808423 A CN201410808423 A CN 201410808423A CN 104576994 A CN104576994 A CN 104576994A
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- battery
- connecting plate
- fixed head
- hole
- louvre
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- 238000003466 welding Methods 0.000 claims abstract description 20
- 230000005855 radiation Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 5
- 238000010923 batch production Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 6
- 238000009413 insulation Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000004079 fireproofing Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Classifications
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- 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
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- 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
-
- 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
- H01M50/572—Means for preventing undesired use or discharge
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The invention discloses a battery grouping structure which comprises two fixing plates and a connecting plate, wherein the fixing plates can be arranged at two ends of a battery; the connecting plate can be arranged on one side surface, which deviates from the battery, of the fixing plates; at least one part of the connecting plate is conductive; fixing holes used for limiting the ends of the battery therein are formed in the fixing plates; through holes used for exposing the ends of the battery on one side surface, which deviates from the battery, of the fixing plates are formed in the bottoms of the fixing holes, so that the ends of the battery can penetrate through the through holes and are welded with the connecting plate; and a limiting groove used for limiting the welding position is formed in a position, which corresponds to the through hole, of the connecting plate. According to the battery grouping structure, the battery is clamped between two fixing plates, and a good effect of supporting the battery is achieved; and moreover, the through holes are formed in the bottoms of the fixing holes, so that the ends of the battery are exposed, the battery is fixed with the connecting plate in a welding mode, series-parallel connection among multiple batteries is realized by virtue of the connecting plate, and the grouping structure is fewer in parts, easy to operate and suitable for batch production.
Description
Technical field
The present invention relates to cell art, particularly relate to a kind of battery block structure and comprise its battery pack.
Background technology
In order to obtain higher battery capacity in prior art, need multiple cell to carry out string and in groups, battery in groups time should ensure the corresponding stability be electrically connected between multiple cell, the situation of short circuit/open circuit can not be there is; Also corresponding structural stability to be ensured.For the cylindrical electrical core series parallel structure that current electric motor car and large-scale energy-storage battery group use, the following several defect of main existence: the stent support that 1, battery pack is ununified, connection entanglement between battery intersects, and production installation process and complexity thereof, have a strong impact on operating efficiency; 2, the structure of the module of many strings is difficult to realize; 3, the insulation property of module are not high, for metal shell, six each faces all will increase insulation board and insulate, and have a strong impact on the light-weighted requirement of battery pack; 4, battery modules space availability ratio is not high, and the arrangement between battery can only be matrix arrangement, and spatial dimension is not effectively utilized; 5, the fixture quantity used is more, and whole battery with two side terminals is not strong, and battery life cannot meet the requirement needed for client.In sum, need badly and prior art is made improvements, to solve its in esse technical problem.
Summary of the invention
One object of the present invention is to provide a kind of battery block structure, and it has the advantage that structure is simple, be easy to operation, is conducive to mass production.
Another object of the present invention is to provide a kind of battery pack, and its battery is fixed, good insulating, can save a large amount of insulation boards, achieves the light-weight design of battery pack.
For reaching this object, the present invention by the following technical solutions:
On the one hand, a kind of battery block structure is provided, comprises:
Two fixed heads at battery two ends can be arranged at;
The connecting plate deviating from least part of conduction of a side of battery of described fixed head can be arranged at;
Wherein, described fixed head is offered in order to described battery end is limited in interior fixing hole, the through hole deviating from a side of battery in order to battery end to be exposed to described fixed head is offered in the bottom of described fixing hole, can pass through described through hole to make described battery end to weld with described connecting plate, described connecting plate corresponds to the stopper slot of described through hole setting in order to limit welding position.
Preferably, arrange groove in the side deviated from battery of described fixed head, described groove and described connecting plate match, and are installed in described groove to make described connecting plate.
Preferably, described groove at least has two relative ends, and the either end in described groove arranges the first concaveconvex structure; Described connecting plate at least has two relative ends, either end in described connecting plate arranges the second concaveconvex structure matched with the first concaveconvex structure, when described connecting plate is connected with described fixed head, described first concaveconvex structure coordinates with the mutual grafting of described second concaveconvex structure.
Preferably, the first connecting hole running through described fixed head is offered in the other end being provided with the end of the first concaveconvex structure relative in described groove; The other end being provided with the end of the second concaveconvex structure relative in described connecting plate arranges the second connecting hole, and described fixed head and described connecting plate are locked by the connector be arranged in the first connecting hole and the second connecting hole.
Preferably, on a side of battery, correspond to described first connecting hole in described fixed head and arrange depression, described first connecting hole is sunken to the bottom of described depression.
Preferably, the first louvre is offered in the position near fixing hole on described fixed head, and on described connecting plate, corresponding first louvre arranges the second louvre, in order to carry out heat radiation work to battery pack.
Preferably, on the side described fixed head deviating from battery, the position of corresponding described first louvre arranges projection, described first louvre runs through described projection, described projection mates with described second louvre, when described connecting plate is connected with described fixed head, described projection is limited in described second louvre.
On the other hand, provide a kind of battery pack, comprise at least one single modular structure, wherein, described single modular structure comprises: multiple battery and described battery block structure;
Wherein, described battery block structure comprises:
Be arranged at two fixed heads at the two ends of multiple described battery;
Be arranged at the connecting plate that described fixed head deviates from least part of conduction of a side of described battery,
Wherein, described fixed head is offered in order to described battery end is limited in interior fixing hole, the through hole deviating from a side of battery in order to battery end to be exposed to described fixed head is offered in the bottom of described fixing hole, described battery end welds with described connecting plate through described through hole, described connecting plate corresponds to the stopper slot of described through hole setting in order to limit welding position.
Preferably, the side deviating from described fixed head in described connecting plate arranges overcurrent protection bar.
Preferably, described battery pack comprises multiple described single modular structure, multiple described single modular structure is connected in series mutually, between adjacent described single modular structure, be bonded with resistance cushion between respective fixed head.
Compared with prior art, beneficial effect of the present invention: battery folder is held in centre by employing two fixed head by this battery block structure, and fixing hole is set on fixed head, the end of battery is embedded in fixing hole, and two fixed heads provide the good supporting role of battery; Through hole is offered by the bottom at fixing hole, battery end is exposed, and by welding mode and connecting plate fix, achieve and the electrode of battery end is caused on connecting plate, the connection in series-parallel between multiple battery is realized by connecting plate, the parts of block structure are few, are easy to operation, are applicable to mass production; By arranging stopper slot on connecting plate, not easily sealing-off can be ensured, realizing battery with two side terminals requirement.
Accompanying drawing explanation
According to drawings and embodiments the present invention is described in further detail below.
Fig. 1 is the Facad structure schematic diagram of the fixed head provided according to one embodiment of the invention;
Fig. 2 is the inverse layer structure schematic diagram of the fixed head shown in Fig. 1;
Fig. 3 is the structural representation of the connecting plate provided according to one embodiment of the invention;
Fig. 4 is the structural representation of single modular structure of the battery pack provided according to one embodiment of the invention;
Fig. 5 is the structural representation of the battery pack according to one embodiment of the invention;
Fig. 6 is the schematic diagram of single modular structure according to another embodiment of the present invention.
In figure:
1, fixed head; 11, the first noumenon; 111, fixing hole; 112, the first side; 113, the second side; 114, through hole; 115, groove; 116, louvre; 117, projection; 118, the first concaveconvex structure; 119, the first connecting hole; 120, cave in; 2, connecting plate; 21, the second body; 211, stopper slot; 212, grooved hole; 213, the second concaveconvex structure; 214, the second connecting hole; 3, single modular structure; 4, battery; 5, overcurrent protection bar.
Embodiment
Technical scheme of the present invention is further illustrated by embodiment below in conjunction with accompanying drawing.
Embodiments of the invention provide a kind of battery block structure, comprising: can be arranged at two fixed heads at battery two ends, can be arranged at the connecting plate deviating from least part of conduction of a side of battery of described fixed head; Wherein, described fixed head is offered in order to described battery end is limited in interior fixing hole, the through hole deviating from a side of battery in order to battery end to be exposed to described fixed head is offered in the bottom of described fixing hole, can pass through described through hole to make described battery end to weld with described connecting plate, described connecting plate corresponds to the stopper slot of described through hole setting in order to limit welding position.Battery folder is held in centre by employing two fixed head by this battery block structure, and arranges fixing hole on fixed head, and the end of battery is embedded in fixing hole, and two fixed heads provide the good supporting role of battery; Through hole is offered by the bottom at fixing hole, battery end is exposed, and by welding mode and connecting plate fix, achieve and the electrode of battery end is caused on connecting plate, the connection in series-parallel between multiple battery is realized by connecting plate, the parts of block structure are few, are easy to operation, are applicable to mass production; By arranging stopper slot on connecting plate, not easily sealing-off can be ensured, realizing battery with two side terminals requirement.
Fig. 1 is the Facad structure schematic diagram of the fixed head provided according to one embodiment of the invention.Fig. 2 is the inverse layer structure schematic diagram of the fixed head shown in Fig. 1.As illustrated in fig. 1 and 2, in the present embodiment, fixed head 1 comprises a tabular the first noumenon 11, the first noumenon 11 offers fixing hole 111, fixing hole 111 in order to install battery end, in battery end is accommodated in.The first noumenon 11 has two relative sides, and be respectively the first side 112 and the second side 113, fixing hole 111 is the blind hole offered to the second side 113 by the first side 112, so just can play the effect of support cells.Pass and the corresponding battery appearance of fixing hole 111 match, and in the present embodiment, fixing hole 111 adopts circular port, and in other embodiments of the invention, fixing hole also can adopt square opening or profiled holes etc.The quantity of fixing hole 111 is configured according to actual needs, and in the present embodiment, fixing hole 111 has multiple, and is arranged on fixed head 1 in the rectangular array of alignment.In other embodiments, fixing hole 111 also can in being staggered in arrangement.
The bottom of fixing hole 111 arranges through hole 114, and through hole 114 makes fixing hole 111 be communicated with the second side 113, and after battery end is in place in fixing hole 111, battery end can pass through and exposes to the second side 113 by 114, is convenient to battery and is externally connected and fixed.The through hole 114 of the present embodiment is circular port, and mainly in order to adapt to the needs of cylindrical battery, when battery adopts rectangular cell, this through hole also can adopt square opening or form of slits, is exposed by battery electrode end as long as meet.
Fig. 3 is the structural representation of the connecting plate provided according to one embodiment of the invention.As shown in Figure 3, in the present embodiment, connecting plate 2 comprises laminar second body 21, second body 21 has welding battery position, welding battery position arranges stopper slot 211, in welding battery position is surrounded on by stopper slot 211, when the end of battery is welded with connecting plate 2 through through hole 114, can only weld in stopper slot 211, on the one hand without the need to welding location, for welding job is provided convenience, be conducive to promoting welding efficiency, on the other hand, also can avoid the generation of sealing-off situation, maintain the consistency of battery pack.
As shown in Figure 2, arrange groove 115 in the side deviated from battery of fixed head 1, namely on the second side 113, arrange groove 115, groove 115 and connecting plate 2 match, and are installed in groove 115 to make connecting plate 2.Connecting plate 2 and the packaging efficiency of fixed head 1 can be promoted by arranging groove 115, also can play the position-limiting action of connecting plate 2, making connecting plate 2 more firm with the connection of fixed head 1.
As shown in Figures 2 and 3, groove 115 at least has two relative ends, either end in groove 115 arranges the first concaveconvex structure 118, connecting plate 2 at least has two relative ends, either end in connecting plate 2 arranges the second concaveconvex structure 213 matched with the first concaveconvex structure 118, when connecting plate 2 is connected with fixed head 1, the first concaveconvex structure 118 and the second concaveconvex structure 213 mutually grafting coordinate.Connecing concaveconvex structure by arranging two-phase interfix, playing connecting plate 2 and being connected the effect of locating with fixed head 1.In the present embodiment, groove 115 has groove first end and groove the second end, connecting plate 2 has connecting plate first end and connecting plate the second end, and the first concaveconvex structure 118 is arranged at groove the second end, and the second concaveconvex structure 213 is arranged at connecting plate the second end.
The first connecting hole 119 running through fixed head 1 is offered in the other end being provided with the end of the first concaveconvex structure 118 relative in groove 115, the other end being provided with the end of the second concaveconvex structure 213 relative in connecting plate arranges the second connecting hole 214, and fixed head 1 and connecting plate 2 are locked by the connector be arranged in the first connecting hole 119 and the second connecting hole 214.In the present embodiment, groove first end in groove 115 arranges the first connecting hole 119, arranges the second connecting hole 214, wherein in connecting plate first end, first connecting hole 119 and the second connecting hole 214 are screwed hole, realize being fixedly connected with of fixed head 1 and connecting plate 2 by screwing in bolt.
On a side of battery, correspond to the first connecting hole 119 in fixed head 1 and arrange depression 120, the first connecting hole 119 is sunken to the bottom of depression 120, and when connector is placed in the first connecting hole 119, it does not expose to depression 120.By described design, connector can be made to be sunken in depression, prevent battery from producing short circuit.In the present embodiment, in the first side 112 of fixed head 1, depression 120 is set, depression 120 is opened in the first connecting hole 119 relevant position, the first connecting hole 119 is made to be sunken to the bottom of depression 120, in the first connecting hole 119, bolt is screwed in by the first side 112, when bolt after screwing is sunken in depression 120, the problem of battery short circuit effectively can be prevented.
According to one embodiment of the invention, the first louvre is offered in the position near fixing hole on fixed head, and on connecting plate, corresponding first louvre arranges the second louvre, in order to carry out heat radiation work to battery pack.As shown in Figure 1, the louvre 116 running through body 11 is offered in position near fixing hole 111 on fixed head 1, the quantity of louvre 116 needs setting according to the battery pack of reality, and the quantity of the louvre 116 of the present embodiment has multiple, and is evenly arranged on fixed head 1.Louvre 116 can adopt circular port, square opening or profiled holes, and the louvre 116 of the present embodiment adopts circular port.As shown in Figure 3, on connecting plate 2, corresponding louvre 116 arranges grooved hole 212, and after connecting plate 2 is connected with fixed head 1, grooved hole 212 is communicated with louvre 116 and forms air convection channel, realizes the heat radiation work of battery.
As shown in Figure 2, upper corresponding louvre 116 position, a side (i.e. the second side 113) fixed head 1 deviating from battery arranges projection 117, louvre 116 runs through projection 117, projection 117 mates with described grooved hole 212, when connecting plate 2 is connected with fixed head 1, described projection 117 is limited in described grooved hole 212.By arranging projection 117, and make louvre 116 run through projection 117, when not affecting radiating effect, by coordinating of projection 117 and grooved hole 212, more be conducive to fast connecting plate 2 being connected with fixed head 1, connecting plate 2 also can be made to be connected more firm with fixed head 1 simultaneously.
Embodiments of the invention additionally provide a kind of battery pack, and this battery pack comprises at least one single modular structure, and Fig. 4 is the structural representation of single modular structure of the battery pack provided according to one embodiment of the invention.As shown in Figure 4, in the present embodiment, single modular structure 5 comprises: multiple battery 4 and battery block structure, wherein, battery block structure comprises: two fixed heads 1 being arranged at the two ends of multiple battery 4, and be arranged at the connecting plate 2 that fixed head 1 deviates from least part of conduction of battery 4 one side, wherein, described fixed head 1 is offered in order to described battery 4 end is limited in interior fixing hole, the through hole deviating from a side of battery 4 in order to battery 4 end to be exposed to described fixed head 1 is offered in the bottom of described fixing hole, described battery 4 end is welded with described connecting plate 2 through described through hole, described connecting plate 2 corresponds to the stopper slot 211 of described through hole setting in order to limit welding position.It is firm, easy to assembly that battery in battery pack of the present invention is installed.
The side deviating from fixed head 1 in connecting plate 2 arranges overcurrent protection bar 5, for carrying out overcurrent protection to battery pack.As shown in Figure 4; in the present embodiment; the side deviating from fixed head 1 of the connecting plate first end of connecting plate 2 arranges overcurrent protection bar 5; the 3rd connecting hole is offered in overcurrent protection articles 5; 3rd connecting hole is communicated with the first connecting hole 119 and the second connecting hole 214; by connector being placed in the first connecting hole 119, second connecting hole 214 and the 3rd connecting hole, achieve being connected and fixed of fixed head 1, connecting plate 2 and overcurrent protection bar 5.The overcurrent protection bar 5 of the present embodiment adopts copper bar, and the specification of copper bar and quantity can perform according to the discharge and recharge standard of battery pack.
The rectangular array arrangement of multiple battery 4 in alignment, the rectangular array arrangement also in alignment of the fixing hole on corresponding fixed head 1 and the stopper slot on connecting plate 2.Fig. 6 is the schematic diagram of single modular structure according to another embodiment of the present invention.As shown in Figure 6, the arrangement in stagger arrangement of multiple battery 4, the also arrangement in stagger arrangement of the fixing hole on corresponding fixed head 1 and the stopper slot on connecting plate 2.
Fig. 5 is the structural representation of the battery pack according to one embodiment of the invention.As shown in Figure 5, in the present embodiment, battery pack comprises multiple single modular structure 3, multiple single modular structure 3 is connected in series mutually, between adjacent single modular structure 3, be bonded with resistance cushion between respective fixed head 1.By arranging resistance cushion, enhancing the flame retardant effect of battery pack on the one hand, strengthening the degree of being connected firmly between single modular structure on the other hand.In the present embodiment, battery pack comprises six single modular structures 3, realizes serial connection between adjacent single modular structure 3 by bolt, and resistance cushion adopts the fire-proof sponge pad of two sides band glue, can increase the structural reliability of module further.
Fixed head 1 of the present invention adopts insulating material, can provide good insulating properties, especially for metal shell battery, save a large amount of insulation boards, achieve light-weight design.Preferably, fixed head 1 adopts ABS fire proofing.
Connecting plate 2 of the present invention can conduct electricity at least partly, implementation includes but not limited to: the second body 21 of connecting plate 2 adopts insulating material, welding battery position adopts electric conducting material, such as conductive hole, battery end is welded in welding battery position place, when adjacent single modular structure serial connection, adjacent welding battery position connects, thus realizes serial battery; By arranging conductive pattern on connecting plate 2, adjacent cell welding position being produced and is electrically connected, thus realizing the parallel connection of battery.
In description of the invention, it is to be appreciated that term " first ", " second ", " the 3rd ", only for being distinguished in description, not special implication.
It is to be understood that; above-mentioned embodiment is only preferred embodiment of the present invention and institute's application technology principle; in technical scope disclosed in this invention, the change that any those skilled in the art of being familiar with easily expect or replacement, all should be encompassed in protection scope of the present invention.
Claims (10)
1. a battery block structure, is characterized in that, comprising:
Two fixed heads at battery two ends can be arranged at;
The connecting plate deviating from least part of conduction of a side of battery of described fixed head can be arranged at;
Wherein, described fixed head is offered in order to described battery end is limited in interior fixing hole, the through hole deviating from a side of battery in order to battery end to be exposed to described fixed head is offered in the bottom of described fixing hole, can pass through described through hole to make described battery end to weld with described connecting plate, described connecting plate corresponds to the stopper slot of described through hole setting in order to limit welding position.
2. battery block structure according to claim 1, is characterized in that, arrange groove in the side deviated from battery of described fixed head, described groove and described connecting plate match, and are installed in described groove to make described connecting plate.
3. battery block structure according to claim 2, is characterized in that, described groove at least has two relative ends, and the either end in described groove arranges the first concaveconvex structure; Described connecting plate at least has two relative ends, either end in described connecting plate arranges the second concaveconvex structure matched with the first concaveconvex structure, when described connecting plate is connected with described fixed head, described first concaveconvex structure coordinates with the mutual grafting of described second concaveconvex structure.
4. battery block structure according to claim 3, is characterized in that, the first connecting hole running through described fixed head is offered in the other end being provided with the end of the first concaveconvex structure relative in described groove; The other end being provided with the end of the second concaveconvex structure relative in described connecting plate arranges the second connecting hole, and described fixed head and described connecting plate are locked by the connector be arranged in the first connecting hole and the second connecting hole.
5. battery block structure according to claim 4, is characterized in that, on a side of battery, correspond to described first connecting hole in described fixed head and arrange depression, described first connecting hole is sunken to the bottom of described depression.
6. battery block structure according to claim 5, is characterized in that, the first louvre is offered in the position near fixing hole on described fixed head, and on described connecting plate, corresponding first louvre arranges the second louvre, in order to carry out heat radiation work to battery pack.
7. battery block structure according to claim 6, it is characterized in that, on the side described fixed head deviating from battery, the position of corresponding described first louvre arranges projection, described first louvre runs through described projection, described projection mates with described second louvre, when described connecting plate is connected with described fixed head, described projection is limited in described second louvre.
8. a battery pack, is characterized in that, comprises at least one single modular structure, and wherein, described single modular structure comprises: multiple battery and the battery block structure as described in any one of claim 1 to 7;
Wherein, described battery block structure comprises:
Be arranged at two fixed heads at the two ends of multiple described battery;
Be arranged at the connecting plate that described fixed head deviates from least part of conduction of a side of described battery,
Wherein, described fixed head is offered in order to described battery end is limited in interior fixing hole, the through hole deviating from a side of battery in order to battery end to be exposed to described fixed head is offered in the bottom of described fixing hole, described battery end welds with described connecting plate through described through hole, described connecting plate corresponds to the stopper slot of described through hole setting in order to limit welding position.
9. battery pack according to claim 8, is characterized in that, the side deviating from described fixed head in described connecting plate arranges overcurrent protection bar.
10. battery pack according to claim 8 or claim 9, it is characterized in that, described battery pack comprises multiple described single modular structure, multiple described single modular structure is connected in series mutually, between adjacent described single modular structure, be bonded with resistance cushion between respective fixed head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410808423.6A CN104576994B (en) | 2014-12-19 | 2014-12-19 | Battery block structure and the battery pack comprising it |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410808423.6A CN104576994B (en) | 2014-12-19 | 2014-12-19 | Battery block structure and the battery pack comprising it |
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| CN104576994A true CN104576994A (en) | 2015-04-29 |
| CN104576994B CN104576994B (en) | 2017-08-11 |
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Cited By (8)
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| CN105226228A (en) * | 2015-09-17 | 2016-01-06 | 王建排 | A kind of base batteries module of electrical source of power |
| CN105489799A (en) * | 2015-11-24 | 2016-04-13 | 山东精工电子科技有限公司 | Lithium battery pack free from welding, easy to maintain and capable of being connected in parallel |
| CN105958105A (en) * | 2016-06-27 | 2016-09-21 | 浙江金开来新能源科技有限公司 | Cylindrical lithium battery assembly tool |
| CN107240651A (en) * | 2016-03-27 | 2017-10-10 | 深圳市沃特玛电池有限公司 | The battery modules of electric automobile |
| CN108172730A (en) * | 2018-02-08 | 2018-06-15 | 安徽零度新能源科技有限公司 | Against shock lithium battery pack box body |
| WO2018176374A1 (en) * | 2017-03-31 | 2018-10-04 | Tti (Macao Commercial Offshore) Limited | Scalable battery system |
| CN110024167A (en) * | 2016-10-14 | 2019-07-16 | 伊奈维特有限责任公司 | It is configured to different from battery module groups of battery units and establishes the central contact plate electrically engaged |
| CN114069144A (en) * | 2021-11-24 | 2022-02-18 | 蜂巢能源科技有限公司 | Battery pack |
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| CN107240651A (en) * | 2016-03-27 | 2017-10-10 | 深圳市沃特玛电池有限公司 | The battery modules of electric automobile |
| CN105958105A (en) * | 2016-06-27 | 2016-09-21 | 浙江金开来新能源科技有限公司 | Cylindrical lithium battery assembly tool |
| CN110024167A (en) * | 2016-10-14 | 2019-07-16 | 伊奈维特有限责任公司 | It is configured to different from battery module groups of battery units and establishes the central contact plate electrically engaged |
| WO2018176374A1 (en) * | 2017-03-31 | 2018-10-04 | Tti (Macao Commercial Offshore) Limited | Scalable battery system |
| CN108172730A (en) * | 2018-02-08 | 2018-06-15 | 安徽零度新能源科技有限公司 | Against shock lithium battery pack box body |
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| CN114069144B (en) * | 2021-11-24 | 2023-11-21 | 蜂巢能源科技有限公司 | battery pack |
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