CN203521512U - Single-parallel multiple-serial battery module structure - Google Patents
Single-parallel multiple-serial battery module structure Download PDFInfo
- Publication number
- CN203521512U CN203521512U CN201320669539.7U CN201320669539U CN203521512U CN 203521512 U CN203521512 U CN 203521512U CN 201320669539 U CN201320669539 U CN 201320669539U CN 203521512 U CN203521512 U CN 203521512U
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- China
- Prior art keywords
- battery
- fixed block
- lug
- insulating part
- fixed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 7
- 229910001416 lithium ion Inorganic materials 0.000 description 7
- 229920000642 polymer Polymers 0.000 description 7
- 238000009423 ventilation Methods 0.000 description 5
- 239000004020 conductor Substances 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
Images
Classifications
-
- 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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- Connection Of Batteries Or Terminals (AREA)
Abstract
The utility model discloses a single-parallel multiple-serial battery module structure. The single-parallel multiple-serial battery module structure comprises a battery body, a tab conducting piece, a tab connection piece, fixing blocks and a module insulating piece, wherein the battery body comprises at least two batteries; an anode and a cathode are arranged at the both ends of each battery; the batteries are stacked in sequence in a way that the anodes and the cathodes are opposite reversely; the tab conducting piece is connected with a tab at one end of the battery body; the tab connection piece is connected with a tab at the other end of the battery body; the fixing blocks are arranged at the both ends of the battery body; and the module insulating piece is connected with the fixing blocks. Under the precondition that the battery is used normally, the single-parallel multiple-serial battery module structure provides good security guarantees, such as excellent protection and insulating, for the battery, has wide using values in industries, and can be widely applied to the fields such as hybrid electric vehicles, electronic bicycles and energy conversation.
Description
Technical field
The utility model belongs to battery production technical field, relates in particular to a kind of list multi-string battery modular structure.
Technical background
Along with scientific and technological progress and development, lithium ion battery has been the requisite new forms of energy approach of national economy every field at present, the fields such as electric automobile, electric bicycle, mobile phone, notebook computer, space flight and aviation, military affairs, energy storage have been applied to, at present lithium battery mainly contains by profile classification: square, cylinder, flexible package polymer battery, wherein flexible package poly-lithium battery is because of its flexible design, security performance is good, heat-conductivity conducting performance is good, adaptive temperature is wide, can high current charge-discharge etc. advantage, in every field extensive use.General lithium ion battery module all has a plurality of low capacity cells to be combined into jumbo battery pack or module by the many modes also of many strings, therefore flexible package polymer battery is because of its lug and the softer assembly connection that is not easy to of body, traditional connection in series-parallel connected mode generally adopts the modes such as soldering, ultrasonic, spot welding, riveted joint by battery series-parallel connection at present.Above connected mode generally needs manual operations, and troublesome poeration and cannot reach automation requirement exists following shortcoming in connected mode: 1. battery pole ear is effectively unfixing and support, and vibration has the possibility of lug fracture for a long time; Before 2 battery pole ears and lug, effectively do not separate, be easy to the hidden danger of short circuit.Above-mentioned defect, has all directly affected fail safe and the stability of battery modules.
Therefore, developing a kind of battery short circuit of can either avoiding can avoid again the battery modules of battery pole ear fracture to become the problem that present market in urgent need solves.
Utility model content
The utility model discloses a kind of list multi-string battery modular structure, adopt fully-automatic laser solder technology, have that security performance is good, rational in infrastructure, assembling is flexible, series-parallel operation is easy, can semiautomation operation etc. advantage.
The utility model discloses a kind of list multi-string battery modular structure, comprising:
Battery body, described battery body comprises at least two batteries, and the two ends of described battery are respectively provided with battery pole ear, and described battery oppositely stacks relatively successively by battery plus-negative plate;
Lug conduction element, described lug conduction element is connected with the battery pole ear of described battery body one end;
Lug connector, described lug connector is connected with the battery pole ear of the described battery body other end;
Fixed block, described fixed block is arranged at the two ends of described battery body, fixing described battery;
Module insulating part, described module insulating part is connected with described fixed block.
Wherein, described lug connector comprises: insulating part and connector; Described insulating part is provided with two snap openings, and described connector is provided with engaging part; Described snap openings is provided with through hole, and described engaging part is provided with hold-down nut; Two described connectors are arranged on the both sides of described insulating part, and by described engaging part and on described hold-down nut and described snap openings and on described through hole be fixedly connected with.
Wherein, described fixed block comprises: upper fixed block and lower fixed block; On fixed piece, be provided with buckle bulge-structure; On described lower fixed block, be provided with buckle recessed structures; Fixed piece and described lower fixed block by described buckle bulge-structure and described buckle recessed structures card with and be connected.
Wherein, further, on fixed piece, be provided with fixing hole, on described lower fixed block, be provided with lower fixed hole; Fixed hole and described lower fixed hole are bolted, and battery body described at least one is fixed together.
Wherein, further, described fixed block is provided with fixed groove structure; Described module insulating part is provided with fixed lobe structure; Described module insulating part by described fixed lobe structure and described fixed groove structure and described fixed block card with and be fixedly connected with.
The utility model discloses a kind of list multi-string battery modular structure, connector in lug connector as two string modules in the lump always just and total negative electrode lug, by bolt, insert the nut in engaging part, conductor is pressed on to adjacent two in the lump on the positive and negative lug of two string modules, make to be conducted between adjacent battery modules lug, be assembled into single and multi-string battery module.
The utility model discloses a kind of list multi-string battery modular structure; battery pole ear is used lug conduction element to be connected with lug connector; between battery modules lug, use module separator mutually insulated; guaranteeing under the normal prerequisite of using of battery, the safety assurances such as good protection and insulation are being provided for battery.Avoided again battery modules in use to cause the phenomenon of lug fracture simultaneously.
Accompanying drawing explanation
Fig. 1 (a) is the structural representation of the utility model list multi-string battery modular structure, has wherein shown the structural representation at the total just total negative electrode lug of two string battery modules place in the lump.
Fig. 1 (b) is the structural representation that the utility model two goes out the battery modules of lug, has wherein shown the structural representation of battery body series connection place.
Fig. 2 is the structural representation of lug conduction element in the utility model list multi-string battery modular structure.
Fig. 3 is the structural representation of lug connector in the utility model list multi-string battery modular structure.
Fig. 4 is the structural representation of fixed block in the utility model list multi-string battery modular structure.
Fig. 5 is the enlarged diagram of fixed groove structure in the utility model list multi-string battery modular structure.
Fig. 6 is the structural representation of module insulating part in the utility model list multi-string battery modular structure.
Fig. 7 is a practical application schematic diagram of the utility model list multi-string battery modular structure.
Fig. 8 is the structural representation of module ventilation division board in the utility model list multi-string battery modular structure.
Embodiment
In conjunction with following specific embodiments and the drawings, the utility model is described in further detail.Implement process of the present utility model, condition, experimental technique etc., except the content of mentioning specially below, be universal knowledege and the common practise of this area, the utility model is not particularly limited content.
Fig. 1 (a), Fig. 1 (b), in Fig. 2 to Fig. 8,1-battery body, 2-lug conduction element, 3-lug connector, 31-insulating part, 32-connector, 33-snap openings, 34-engaging part, 35-hold-down nut, 36-through hole, 4-fixed block, the upper fixed block of 41-, fixed block under 42-, the upper fixing hole of 43-, 44-lower fixed hole, 45-buckle bulge-structure, 46-buckle recessed structures, 47-fixed groove structure, 5-module insulating part, 51-fixed lobe structure, 6-silica gel strip, 7-module ventilation division board, 71-division board fixing hole, 8-conductor.
As shown in Fig. 1 (a) and Fig. 1 (b), the utility model discloses a kind of list multi-string battery modular structure, comprising: battery body 1, lug conduction element 2, lug connector 3, fixed block 4 and module insulating part 5.Wherein, in the present embodiment, battery body 1 adopts two soft-packaged polymer lithium ion batteries, and two anodal anticathodes of soft-packaged polymer lithium ion battery stack successively by thickness direction; Lug conduction element 2 is connected with the lug of battery body 1 one end, and lug connector 3 is connected with the lug of battery body 1 other end; Fixed block 4 is arranged on the two ends of battery body 1; On fixed block 4, be provided with module insulating part 5.
As shown in Figure 2, in a kind of list of the utility model multi-string battery modular structure, lug conduction element 2 adopts copper lug conduction element, integral body is " recessed " font, at anode place, increase transition metal nickel sheet, by adopting the mode of laser welding that the positive and negative lug of two soft-packaged polymer lithium ion battery one end is connected and conducting.
As shown in Figure 3, in a kind of list of the utility model multi-string battery modular structure, lug connector 3 comprises an insulating part 31 and two connectors 32.Connector 32 insulating parts 31 are provided with the snap openings 33 of two rectangles, are provided with circular through hole 36 in snap openings 33.Connector 32 is provided with the engaging part 34 of rectangle, and engaging part 34 is provided with circular hold-down nut 35.Two connectors 32 engage by snap openings 33 and engaging part 34 with insulating part 31, and are connected and fixed by hold-down nut 35 and through hole 36.Two connectors 32 are connected with two positive and negative lugs of soft-packaged polymer lithium ion battery respectively by the mode of laser welding.In the present embodiment, with the anodal employing aluminum connector being connected, the employing copper connector being connected with negative pole, form always just total negative two lugs of battery modules elementary cell.Insulating part 31 is provided with bossing, and bossing is spaced from each other two connectors 32, and in the present embodiment, insulating part 31 adopts plastic cement material, also can adopt other insulation materials to be used for keeping insulation between two connectors 32.
As shown in Figure 1 and Figure 4, in a kind of list of the utility model multi-string battery modular structure, fixed block 4 comprises fixed block 41 and lower fixed block 42, upper fixed block 41 two ends are respectively arranged with fixing hole 43 and buckle bulge-structure 45, and lower fixed block 42 two ends are respectively arranged with lower fixed hole 44 and buckle recessed structures 46.Upper fixed block 41 is blocked and is connected and compresses silica gel strip 6 by buckle bulge-structure 45 and buckle recessed structures 46 with lower fixed block 42, thereby fixes two soft-packaged polymer lithium ion batteries.Upper fixing hole 43 and lower fixed hole 44 can be fixed together a plurality of battery modules elementary cells by bolt.
As shown in Figures 4 to 6, the two ends of upper fixed block 41 and lower fixed block 42 are provided with fixed groove structure 47, and module insulating part 5 two ends are provided with fixed lobe structure 51.Two module insulating parts 5 are fixed on fixed block 4 by fixed lobe structure 51 and fixed groove structure 47 and cover lug conduction element 2 and the outer surface of lug connector 3 with upper fixed block 41 and lower fixed block 42 respectively, and it is used for always mutually isolating and insulating between just total negative electrode lug a plurality of battery modules elementary cells.
As shown in Figure 7, the occupation mode of a kind of list of the utility model multi-string battery modular structure, a plurality of battery modules elementary cells are stacked successively by thickness direction, the anodal anticathode of two adjacent battery modules elementary cells, by bolt, insert hold-down nut 35, conductor 8 is pressed on the positive and negative lug of two adjacent battery modules elementary cells, makes to be conducted between adjacent battery modules lug, realize list many string module occupation modes of battery modules.
As shown in Figure 7 and Figure 8, in a kind of list of the utility model multi-string battery modular structure, when battery modules caloric value is larger, can between each battery modules elementary cell, set up module ventilation division board 7, make to form heat dissipation wind channel between each battery modules elementary cell.7 four jiaos of module ventilation division boards are respectively equipped with division board fixing hole 71, and ventilation division board fixing hole 71 positions are corresponding with upper fixing hole 43 and lower fixed hole 44 positions, by bolt, are fixed between two battery modules elementary cells.
Protection content of the present utility model is not limited to above embodiment.Do not deviating under the spirit and scope of utility model design, variation and advantage that those skilled in the art can expect are all included in the utility model, and take appending claims as protection range.
Claims (5)
1. list a multi-string battery modular structure, is characterized in that, comprising:
Battery body (1), described battery body (1) comprises at least two batteries, and the two ends of described battery are respectively provided with battery pole ear, and described battery oppositely stacks relatively successively by both positive and negative polarity;
Lug conduction element (2), described lug conduction element (2) is connected with the battery pole ear of described battery body (1) one end;
Lug connector (3), described lug connector (3) is connected with the battery pole ear of described battery body (1) other end;
Fixed block (4), described fixed block (4) is arranged at the two ends of described battery body (1), fixing described battery;
Module insulating part (5), described module insulating part (5) is connected with described fixed block (4).
2. a kind of list as claimed in claim 1 multi-string battery modular structure, is characterized in that, described lug connector (3) comprising: insulating part (31) and connector (32); Described insulating part (31) is provided with two snap openings (33), and described connector (32) is provided with engaging part (34); Described snap openings (33) is provided with through hole (36), and described engaging part (34) is provided with hold-down nut (35); Two described connectors (32) are arranged on the both sides of described insulating part (31), and by described engaging part (34) and on described hold-down nut (35) and described snap openings (33) and on described through hole (36) be fixedly connected with.
3. a kind of list as claimed in claim 1 multi-string battery modular structure, is characterized in that, described fixed block (4) comprising: upper fixed block (41) and lower fixed block (42); On fixed piece (41), be provided with buckle bulge-structure (45); On described lower fixed block (42), be provided with buckle recessed structures (46); Fixed piece (41) is blocked and is also connected by described buckle bulge-structure (45) and described buckle recessed structures (46) with described lower fixed block (42).
4. a kind of list as claimed in claim 3 multi-string battery modular structure, is characterized in that, further, is provided with fixing hole (43) on fixed piece (41), is provided with lower fixed hole (44) on described lower fixed block (42); Fixed hole (43) with in described lower fixed hole (44), battery body described at least one (1) is connected through bolt.
5. a kind of list as claimed in claim 1 multi-string battery modular structure, is characterized in that, further, described fixed block (4) is provided with fixed groove structure (47); Described module insulating part (5) is provided with fixed lobe structure (51); Described module insulating part (5) by described fixed lobe structure (51) and described fixed groove structure (47) and described fixed block (4) card with and be fixedly connected with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320669539.7U CN203521512U (en) | 2013-07-10 | 2013-10-28 | Single-parallel multiple-serial battery module structure |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320408461.3 | 2013-07-10 | ||
| CN201320408461 | 2013-07-10 | ||
| CN201320669539.7U CN203521512U (en) | 2013-07-10 | 2013-10-28 | Single-parallel multiple-serial battery module structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203521512U true CN203521512U (en) | 2014-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320669539.7U Expired - Lifetime CN203521512U (en) | 2013-07-10 | 2013-10-28 | Single-parallel multiple-serial battery module structure |
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| Country | Link |
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| CN (1) | CN203521512U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107317047A (en) * | 2017-05-31 | 2017-11-03 | 北京北方华创新能源锂电装备技术有限公司 | The lithium battery and its battery core assemble method of a kind of pair of core strueture |
| WO2022167724A2 (en) | 2021-02-03 | 2022-08-11 | Aurora Powertrains Oy | Space-optimized structure of a battery module |
-
2013
- 2013-10-28 CN CN201320669539.7U patent/CN203521512U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107317047A (en) * | 2017-05-31 | 2017-11-03 | 北京北方华创新能源锂电装备技术有限公司 | The lithium battery and its battery core assemble method of a kind of pair of core strueture |
| CN107317047B (en) * | 2017-05-31 | 2019-06-21 | 北京北方华创新能源锂电装备技术有限公司 | A kind of lithium battery and its battery core assemble method of double core struetures |
| WO2022167724A2 (en) | 2021-02-03 | 2022-08-11 | Aurora Powertrains Oy | Space-optimized structure of a battery module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140402 |