CN202308179U - Ring-shaped power battery pack - Google Patents

Ring-shaped power battery pack Download PDF

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Publication number
CN202308179U
CN202308179U CN2011202862014U CN201120286201U CN202308179U CN 202308179 U CN202308179 U CN 202308179U CN 2011202862014 U CN2011202862014 U CN 2011202862014U CN 201120286201 U CN201120286201 U CN 201120286201U CN 202308179 U CN202308179 U CN 202308179U
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CN
China
Prior art keywords
annular
connector
electrode terminal
battery pack
anode electrode
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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
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CN2011202862014U
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Chinese (zh)
Inventor
覃毅
蔡惠群
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhuhai Silver Dragon New Energy Ltd By Share Ltd
Yinlong New Energy Co Ltd
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ZHUHAI YINTONG ENERGY CO Ltd
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Priority to CN2011202862014U priority Critical patent/CN202308179U/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product

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  • Connection Of Batteries Or Terminals (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

The utility model provides a ring-shaped power battery pack which is characterized in that individual batteries of the battery pack are connected reliably and power output performance is excellent. The ring-shaped power battery pack comprises more than two ring-shaped individual batteries, and each ring-shaped individual battery comprises an outer shell, an inner shell, an upper cover plate, a lower cover plate, a positive electrode terminal and a negative electrode terminal; the shell and the inner shell are connected in a nested manner so as to form a circular structure; the positive electrode terminal is arranged on the upper cover plate, and the negative electrode terminal is arranged on the lower cover plate; no less than two upper connecting devices are arranged around the upper end of each ring-shaped individual battery, and no less than two lower connecting devices are arranged around the lower end of each ring-shaped individual battery; when two adjacent ring-shaped individual batteries are connected in series, one individual battery is stacked on the other individual battery, and the upper connecting devices of the ring-shaped individual battery below and the lower connecting devices of the ring-shaped individual battery above are connected in a locking manner; and when two adjacent ring-shaped individual batteries are connected in parallel, the two individual batteries are arranged side by side, and the upper connecting devices or lower connecting devices of the two adjacent ring-shaped individual batteries are connected in a locking manner through insulating connection boards.

Description

The annular power battery pack
Technical field
The utility model belongs to the power battery technology field, relates in particular to a kind of annular power battery pack, passes through the electrode terminal serial or parallel connection by a plurality of annular electrokinetic cell monomers, to form power battery pack.
Background technology
Along with people's is to the further concern of environment in recent years, and the use of electric motor car obtains increasing concern.In the electric motor car the most core be exactly power battery pack as power resources.At present, advantage becomes the power source of people's first-selection to lithium-ion-power cell because its energy density height, safety, volume be little etc.Form power battery pack through serial or parallel connection between each cell of power battery pack, to satisfy the various power demands of electric motor car.Because the electric power output dependence of electrokinetic cell is in the syndeton of electrode terminal; Thereby the syndeton between the electrode terminal of each cell is bigger for the influence of electrokinetic cell, and the reliability of this syndeton, internal resistance etc. are closely related with the stability and the electric power output performance of electrokinetic cell.
In the prior art, electrokinetic cell generally adopts screw fastening means connection electrode terminal, two cells are linked together, but there are shortcomings such as the output internal resistance is big, weight is heavier in this electrode lead-out mode.Do not cushion between the electrode terminal; When battery pack receives external force collision; The load that electrode terminal bears can not get buffering, interacts between the electrode terminal, thereby electrode terminal is suffered damage and occurs connecting loosening or break off; Thereby influenced the output performance of battery, reduced the reliability of battery simultaneously greatly.
Summary of the invention
The purpose of the utility model is to provide a kind of annular power battery pack, connect reliable between the battery cell and the electric power output performance good.
The utility model is realized through following technical scheme:
The annular power battery pack includes two above annular battery monomers, and said annular battery monomer comprises shell, inner casing, upper cover plate, lower cover, anode electrode terminal and negative electrode terminal; Said shell and inner casing adopt nested mode to form circular ring, and upper cover plate is positioned at shell and inner casing top, and lower cover is positioned at shell and inner shell bottom; The anode electrode terminal is arranged on the upper cover plate, and the negative electrode terminal is arranged on the lower cover; The last end periphery of said annular battery monomer is provided with and is no less than two upward jockeys, and the following end periphery of annular battery monomer is provided with and is no less than two lower connecting devices; Mode stacks about adopting when the adjacent annular battery cell is connected in series, and the last jockey that is positioned at the annular battery monomer of below is connected with the lower connecting device locking of the annular battery monomer that is positioned at the top; Perhaps, adopt left and right sides mode to stack when the adjacent annular battery cell is connected in parallel, connect through the locking of insulation connecting plate between the last jockey of adjacent annular battery cell or between the lower connecting device.
Annular power battery pack as claimed in claim 1, the periphery of said shell is provided with heat abstractor, and annular battery monomer integral body is the polygon prism structure; Last jockey and lower connecting device are arranged on the place, end angle of heat abstractor, and the quantity of last jockey and lower connecting device is respectively and is no less than three.
The beneficial effect of the utility model is following:
The annular power battery pack of the utility model, this power battery pack comprise a plurality of annular electrokinetic cell monomers, and these a plurality of battery cells are through the electrode terminal serial or parallel connection, to form power battery pack.The last end periphery of annular battery monomer is provided with the plural jockey of going up, and the following end periphery of annular battery monomer is provided with plural lower connecting device; Mode stacked about the adjacent annular battery cell adopted, and the last jockey that is positioned at the annular battery monomer of below is connected with the lower connecting device locking of the annular battery monomer that is positioned at the top; Can easily realize the fixed connection of two annular electrokinetic cells through locked with bolts; Connection in series-parallel connected mode between the annular electrokinetic cell monomer with multiple electrode terminal set-up mode is provided simultaneously; Syndeton is simple; Effectively utilize the assembling volume, solved adopt between the existing electrode terminal that the screw fastening means brings because of external impact can not get cushioning the adverse consequences that the electrode terminal that causes is loosening, break off, the annular electrokinetic cell that has solved big volume connects.
Description of drawings
Fig. 1 is the plan structure sketch map of the annular electrokinetic cell monomer embodiment one of the utility model annular power battery pack;
Fig. 2 is the plan structure sketch map of the annular electrokinetic cell monomer embodiment two of the utility model annular power battery pack;
Fig. 3 is the plan structure sketch map of the annular electrokinetic cell monomer embodiment three of the utility model annular power battery pack;
Fig. 4 is the anode electrode terminal structure sketch map of the annular electrokinetic cell monomer embodiment two of the utility model annular power battery pack;
Fig. 5 is the another kind of structural representation of anode electrode terminal of the annular electrokinetic cell monomer embodiment two of the utility model annular power battery pack;
Fig. 6 is the structural representation of first brace of the utility model annular power battery pack;
Fig. 7 is the structural representation of second connector of the utility model annular power battery pack;
Fig. 8 is the structural representation of the 3rd brace of the utility model annular power battery pack;
Fig. 9 is the structural representation of the 4th brace of the utility model annular power battery pack;
Figure 10 is the 3rd a brace installation site structural representation of the utility model annular power battery pack;
Figure 11 is the 4th a brace installation site structural representation of the utility model annular power battery pack;
Figure 12 is that the 3rd brace, the 4th brace of the utility model annular power battery pack cooperates the mounting structure sketch map;
Figure 13 is the structural representation of the utility model annular power battery pack.
Description of reference numerals:
1, inner casing, 2, shell, 3, heat abstractor, 4, go up jockey, 5, the anode electrode terminal; 6, first connector, 7, second connector, the 8, the 3rd connector, the 9, the 4th connector, 41, installing hole; 50, built-in screwed hole, 51, the first anode electrode terminal, 52, the second anode electrode terminal, 61, first connector left side circular hole, circular hole in the middle of 62, first connector; 63, the right circular hole of first connector, 71, second connector left side circular hole, circular hole in the middle of 72, second connector, the right circular hole of 73, second connector; 81, pedestal, 82, clamping device, 91, holder, 92, connecting ring.
Embodiment
Ask for an interview Fig. 1, Figure 13, the invention discloses a kind of annular power battery pack, include two above annular battery monomers, said annular battery monomer comprises shell 2, inner casing 1, upper cover plate, lower cover, anode electrode terminal and negative electrode terminal; Said shell 2 adopts nested mode to form circular ring with inner casing 1, and upper cover plate is positioned at shell and inner casing top, and lower cover is positioned at shell and inner shell bottom; The anode electrode terminal is arranged on the upper cover plate, and the negative electrode terminal is arranged on the lower cover; It is characterized in that: the last end periphery of said annular battery monomer is provided with and is no less than two upward jockeys 4, and the following end periphery of annular battery monomer is provided with and is no less than two lower connecting devices; Mode stacks about adopting when the adjacent annular battery cell is connected in series, and the last jockey that is positioned at the annular battery monomer of below is connected with the lower connecting device locking of the annular battery monomer that is positioned at the top; Perhaps, adopt left and right sides mode to stack when the adjacent annular battery cell is connected in parallel, connect through the locking of insulation connecting plate between the last jockey of adjacent annular battery cell or between the lower connecting device.
The periphery of said shell 2 is provided with heat abstractor 3, and annular battery monomer integral body is the polygon prism structure; Last jockey and lower connecting device are arranged on the place, end angle of heat abstractor, and the quantity of last jockey and lower connecting device is respectively and is no less than three.
Said upward jockey and lower connecting device have included installing hole 41, are provided with screw thread in the installing hole 41 of said upward jockey or lower connecting device, and in the installing hole of said upward jockey and lower connecting device screw thread are not set simultaneously.
When the adjacent annular battery cell of said annular power battery pack was connected in series, the last jockey that adopts stay bolt will be positioned at the annular battery monomer of below was locked with the lower connecting device of the annular battery monomer that is positioned at the top and is connected; When the adjacent annular battery of said annular power battery pack is connected in parallel, adopt round-meshed insulating press boards that the installed adjacent borehole jack is lived, insulating press boards is fixedly connected with the installed adjacent hole through bolt or bolts and nuts.
Embodiment one:
In the present embodiment, like Fig. 1, annular battery monomer integral body is the triangular prism structure; Include three and go up jockey; Be positioned at the place, three end angles at heat abstractor 3 tops, lower connecting device is positioned at the place, three end angles of heat abstractor 3 bottoms, adopts the structure identical with last jockey.
Embodiment two:
Present embodiment and embodiment one difference are that like Fig. 2, annular battery monomer integral body is the quadrangular structure, include four and go up jockey and four lower connecting devices, lay respectively at the place, four end angles of heat abstractor 3 tops and bottom.
Like Fig. 4, the anode electrode terminal 5 of said annular battery monomer is arranged on upper cover plate central authorities, adopts annulated column shape bulge-structure; Said negative electrode terminal is arranged on the central authorities of lower cover, adopts annulated column shape bulge-structure, and the anode electrode terminal 5 and the center line of negative electrode terminal and the center line of shell 2 are located along the same line; The shape and size of anode electrode terminal and negative electrode terminal are complementary; When being connected in series between the adjacent annular battery cell of said annular power battery pack, the anode electrode terminal of the annular battery monomer of below fully contacts with the negative electrode terminal of the annular battery monomer of top and realizes being electrically connected; When the adjacent annular battery cell of said annular power battery pack is connected in parallel; The adjacent annular battery cell has the protruding connector of two annulated column shapes through one and entangles adjacent positive electrode terminal or negative electrode terminal realization electrical connection, and the external diameter that said annulated column shape is protruding and the internal diameter of anode electrode terminal or negative electrode terminal are complementary.
Like Fig. 5,6,7, optimal way is: the upper cover plate of said annular battery monomer is provided with two anode electrode terminals: the first anode electrode terminal 51 and the second anode electrode terminal 52, be symmetrically distributed in the two ends of upper cover plate, and be annulated column shape bulge-structure; The first anode electrode terminal 51 and the second anode electrode terminal 52 are provided with built-in screwed hole 50; Said annular power battery pack includes flat first connector 6 and second connector 7, and said first connector 6 is provided with three through holes: left circular hole 61, middle circular hole 62 and right circular hole 63; Be provided with built-in screw thread in said left circular hole, middle circular hole and the right circular hole; Said second connector 7 is provided with three through holes with smooth side wall: left circular hole 71, middle circular hole 72 and right circular hole 73; When being connected in series between the adjacent annular battery cell of said annular power battery pack; Be fixedly connected with the second negative electrode terminal through the first negative electrode terminal of bolt first connector 6 and the first annular battery monomer; Be fixedly connected with the second anode electrode terminal 52 through the first anode electrode terminal 51 of bolt, through bolt the middle circular hole 62 of first connector and middle circular hole 72 lockings of second connector realized being electrically connected again second connector 7 and the second annular battery monomer; When being connected in parallel between the adjacent annular battery cell of said belt power battery pack, adopt two first connectors 6 and one second connector 7 as jockey; Be fixedly connected with the second anode electrode terminal 52 through the first anode electrode terminal 51 of bolt first first connector 6 and the first annular battery monomer; Be fixedly connected with the second anode electrode terminal 52 through the first anode electrode terminal 51 of bolt, realize being electrically connected through of the middle circular hole locking of one second connector 7 again first first connector and second first connector with second first connector 6 and the first annular battery monomer.
When the annular battery monomer of said annular battery group is connected in series second connector of first connector of the said first annular battery monomer and second annular monomer be an angle overlapping after; Through bolt the middle circular hole of first connector and the middle circular hole locking of second connector are connected again; Said angle angle is more than or equal to 0 degree, smaller or equal to 180 degree.
Like Fig. 8,9,10,11, shown in 12, another kind of mode is: the anode electrode terminal of said annular battery monomer is distributed on the upper cover plate, and the negative electrode terminal is distributed on the lower cover; Rivet difference the 4th connector 9 and the 3rd connector 8 on the 3rd connector 8 and the 4th connector 9 or said upper cover plate and the lower cover on said upper cover plate and the lower cover respectively; Said the 3rd connector 8 comprises first annulus and first convexity; Said the 4th connector 9 comprises second annulus and second convexity; First annulus is fixedly connected through riveted joint or welding with upper cover plate or lower cover; Second annulus is fixedly connected through riveted joint or welding with lower cover or upper cover plate; Said first convexity and second convex shape and size are mated each other; When the adjacent annular battery cell of said annular battery group was connected in series, the first annular battery monomer was realized being electrically connected through first protruding the contact with the 4th connector second protruding chucking each other of the 3rd connector with the second annular battery monomer; When the adjacent annular battery cell of said annular battery group is connected in parallel; The first annular battery monomer and the second annular battery monomer have the inner ring that the protruding connector of two annulated column shapes entangles adjacent the 3rd convexity or the 4th convexity through two ends; Be in contact with one another and realize being electrically connected, the external diameter of the connector that said annulated column shape is protruding and the 3rd internal diameter protruding or the 4th convexity are complementary.
The pedestal 81 that said first annulus is the annulus laminated structure, the top of pedestal 81 have first convexity of annulus column structure, along the clamping device 82 of a plurality of hook solid of the first convex top circumference uniform distribution; Second annulus of said the 4th connector 9 is that holder 91, the second convexity of annulus laminated structure that are positioned at the bottom are the connecting ring 92 of the circular tube structure of holder 91 tops setting.
Said first connector 6, second connector 7, the 3rd connector 8 and the 4th connector adopt red copper or chromium-copper or fine aluminium or albronze material to process, and are the sheet material workpiece.
Embodiment three:
Present embodiment and embodiment one difference are that like Fig. 3, annular battery monomer integral body is the pentagonal prism structure, include five and go up jockey and five lower connecting devices, lay respectively at the place, five end angles of heat abstractor 3 tops and bottom.
Above-mentioned listed concrete implementation is nonrestrictive, and to one skilled in the art, in not departing from the utility model scope, various improvement and the variation carried out all belong to the protection range of the utility model.

Claims (10)

1. annular power battery pack includes two above annular battery monomers, and said annular battery monomer comprises shell (2), inner casing (1), upper cover plate, lower cover, anode electrode terminal and negative electrode terminal; Said shell (2) and inner casing (1) adopt nested mode to form circular ring, and upper cover plate is positioned at shell and inner casing top, and lower cover is positioned at shell and inner shell bottom; The anode electrode terminal is arranged on the upper cover plate, and the negative electrode terminal is arranged on the lower cover; It is characterized in that: the last end periphery of said annular battery monomer is provided with and is no less than two upward jockeys (4), and the following end periphery of annular battery monomer is provided with and is no less than two lower connecting devices; Mode stacks about adopting when the adjacent annular battery cell is connected in series, and the last jockey that is positioned at the annular battery monomer of below is connected with the lower connecting device locking of the annular battery monomer that is positioned at the top; Perhaps, adopt left and right sides mode to stack when the adjacent annular battery cell is connected in parallel, connect through the locking of insulation connecting plate between the last jockey of adjacent annular battery cell or between the lower connecting device.
2. annular power battery pack as claimed in claim 1 is characterized in that: the periphery of said shell (2) is provided with heat abstractor (3), and annular battery monomer integral body is the polygon prism structure; Last jockey and lower connecting device are arranged on the place, end angle of heat abstractor, and the quantity of last jockey and lower connecting device is respectively and is no less than three.
3. annular power battery pack as claimed in claim 2; It is characterized in that: said upward jockey and lower connecting device have included installing hole (41); Be provided with screw thread in the installing hole (41) of said upward jockey or lower connecting device, and in the installing hole of said upward jockey and lower connecting device screw thread be not set simultaneously.
4. annular power battery pack as claimed in claim 3; It is characterized in that: when the adjacent annular battery cell of said annular power battery pack was connected in series, the last jockey that adopts stay bolt will be positioned at the annular battery monomer of below was locked with the lower connecting device of the annular battery monomer that is positioned at the top and is connected; When the adjacent annular battery of said annular power battery pack is connected in parallel, adopt round-meshed insulating press boards that the installed adjacent borehole jack is lived, insulating press boards is fixedly connected with the installed adjacent hole through bolt or bolts and nuts.
5. like any one described annular power battery pack among the claim 1-4, it is characterized in that: the anode electrode terminal (5) of said annular battery monomer is arranged on upper cover plate central authorities, adopts annulated column shape bulge-structure; Said negative electrode terminal is arranged on the central authorities of lower cover, adopts annulated column shape bulge-structure, and the center line of the center line of anode electrode terminal (5) and negative electrode terminal and shell (2) is located along the same line; The shape and size of anode electrode terminal and negative electrode terminal are complementary; When being connected in series between the adjacent annular battery cell of said annular power battery pack, the anode electrode terminal of the annular battery monomer of below fully contacts with the negative electrode terminal of the annular battery monomer of top and realizes being electrically connected; When the adjacent annular battery cell of said annular power battery pack is connected in parallel; The adjacent annular battery cell has the protruding connector of two annulated column shapes through one and entangles adjacent positive electrode terminal or negative electrode terminal realization electrical connection, and the external diameter that said annulated column shape is protruding and the internal diameter of anode electrode terminal or negative electrode terminal are complementary.
6. like any one described annular power battery pack among the claim 1-4; It is characterized in that: the upper cover plate of said annular battery monomer is provided with two anode electrode terminals: the first anode electrode terminal (51) and the second anode electrode terminal (52); Be symmetrically distributed in the two ends of upper cover plate, be annulated column shape bulge-structure; The first anode electrode terminal (51) and the second anode electrode terminal (52) are provided with built-in screwed hole (50); Said annular power battery pack includes flat first connector (6) and second connector (7), and said first connector (6) is provided with three through holes: left circular hole (61), middle circular hole (62) and right circular hole (63); Be provided with built-in screw thread in said left circular hole, middle circular hole and the right circular hole; Said second connector (7) is provided with three through holes with smooth side wall: left circular hole (71), middle circular hole (72) and right circular hole (73); When being connected in series between the adjacent annular battery cell of said annular power battery pack; Be fixedly connected with the second negative electrode terminal through the first negative electrode terminal of bolt first connector (6) and the first annular battery monomer; Be fixedly connected with the second anode electrode terminal (52) through the first anode electrode terminal (51) of bolt, through bolt the middle circular hole (62) of first connector and middle circular hole (72) locking of second connector realized being electrically connected again second connector (7) and the second annular battery monomer; When being connected in parallel between the adjacent annular battery cell of said belt power battery pack, adopt two first connectors (6) and one second connector (7) as jockey; Be fixedly connected with the second anode electrode terminal (52) through the first anode electrode terminal (51) of bolt first first connector (6) and the first annular battery monomer; Be fixedly connected with the second anode electrode terminal (52) through the first anode electrode terminal (51) of bolt, realize being electrically connected through the middle circular hole locking of one second connector (7) again first first connector and second first connector with second first connector (6) and the first annular battery monomer.
7. annular power battery pack as claimed in claim 6; It is characterized in that: when the annular battery monomer of said annular battery group is connected in series second connector of first connector of the said first annular battery monomer and second annular monomer be an angle overlapping after; Through bolt the middle circular hole of first connector and the middle circular hole locking of second connector are connected again; Said angle angle is more than or equal to 0 degree, smaller or equal to 180 degree.
8. like any one described annular power battery pack among the claim 1-4, it is characterized in that: the anode electrode terminal of said annular battery monomer is distributed on the upper cover plate, and the negative electrode terminal is distributed on the lower cover; Rivet difference the 4th connector (9) and the 3rd connector (8) on the 3rd connector (8) and the 4th connector (9) or said upper cover plate and the lower cover on said upper cover plate and the lower cover respectively; Said the 3rd connector (8) comprises first annulus and first convexity; Said the 4th connector (9) comprises second annulus and second convexity; First annulus is fixedly connected through riveted joint or welding with upper cover plate or lower cover; Second annulus is fixedly connected through riveted joint or welding with lower cover or upper cover plate; Said first convexity and second convex shape and size are mated each other; When the adjacent annular battery cell of said annular battery group was connected in series, the first annular battery monomer was realized being electrically connected through first protruding the contact with the 4th connector second protruding chucking each other of the 3rd connector with the second annular battery monomer; When the adjacent annular battery cell of said annular battery group is connected in parallel; The first annular battery monomer and the second annular battery monomer have the inner ring that the protruding connector of two annulated column shapes entangles adjacent the 3rd convexity or the 4th convexity through two ends; Be in contact with one another and realize being electrically connected, the external diameter of the connector that said annulated column shape is protruding and the 3rd internal diameter protruding or the 4th convexity are complementary.
9. annular power battery pack as claimed in claim 8; It is characterized in that: the pedestal (81) that said first annulus is the annulus laminated structure; The top of pedestal (81) has first convexity of annulus column structure, along the clamping device (82) of a plurality of hook solid of the first convex top circumference uniform distribution; Second annulus of said the 4th connector (9) is the holder (91) that is positioned at the annulus laminated structure of bottom, and second convexity is the connecting ring (92) of the circular tube structure of holder (91) top setting.
10. like claim 7 or 9 described annular power battery pack; It is characterized in that: said first connector (6), second connector (7), the 3rd connector (8) and the 4th connector employing red copper or chromium-copper or fine aluminium or albronze material are processed, and are the sheet material workpiece.
CN2011202862014U 2011-08-08 2011-08-08 Ring-shaped power battery pack Expired - Lifetime CN202308179U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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CN2011202862014U Expired - Lifetime CN202308179U (en) 2011-08-08 2011-08-08 Ring-shaped power battery pack

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103367814A (en) * 2013-06-28 2013-10-23 江西理工大学 Cell structure of novel lithium-ion power battery
CN104332581A (en) * 2014-11-04 2015-02-04 浙江西凯新能源开发有限公司 Detachable lithium battery cell
CN115395164A (en) * 2022-09-16 2022-11-25 新疆赛创新能源有限公司 Single battery, battery pack and battery pack

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103367814A (en) * 2013-06-28 2013-10-23 江西理工大学 Cell structure of novel lithium-ion power battery
CN103367814B (en) * 2013-06-28 2015-08-12 江西理工大学 A kind of electric core construct of Novel lithium ion power battery
CN104332581A (en) * 2014-11-04 2015-02-04 浙江西凯新能源开发有限公司 Detachable lithium battery cell
CN115395164A (en) * 2022-09-16 2022-11-25 新疆赛创新能源有限公司 Single battery, battery pack and battery pack
CN115395164B (en) * 2022-09-16 2023-09-15 新疆赛创新能源有限公司 Single battery, battery pack and battery pack

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