CN205488319U - Connection piece structure and group battery that has this connection piece structure - Google Patents
Connection piece structure and group battery that has this connection piece structure Download PDFInfo
- Publication number
- CN205488319U CN205488319U CN201620068778.0U CN201620068778U CN205488319U CN 205488319 U CN205488319 U CN 205488319U CN 201620068778 U CN201620068778 U CN 201620068778U CN 205488319 U CN205488319 U CN 205488319U
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- linkage section
- connecting portion
- pole piece
- opening
- chip architecture
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The utility model belongs to the technical field of the battery, especially, relate to a connection piece structure, including first connecting portion and second connecting portion, first connecting portion are connected with the second connecting portion, and first connecting portion include linkage segment and the lower linkage segment of being connected with last linkage segment, go up the linkage segment and are formed with the joining region down between the linkage segment. Be connected the bonding area that can increase them with the negative pole pole piece or the anodal pole piece of electric core respectively with the last linkage segment of above -mentioned connection piece structure, lower linkage segment, improve overcurrent ability (reducing the temperature rise of electric core overcurrent), guarantee the safe handling requirement of battery, while negative pole pole piece or anodal pole piece fall into both sides with the connection piece structure and are connected, have reduced the thickness of negative pole pole piece or anodal pole piece, can avoid welding bad emergence. Furthermore, the utility model also discloses a group battery of having above -mentioned connection piece structure.
Description
Technical field
This utility model belongs to cell art, particularly relates to a kind of set of cells connecting chip architecture and having this connection chip architecture.
Background technology
Lithium rechargeable battery, owing to having high-energy, high power capacity and high power, has been used for hybrid vehicle and electric automobile, but the safety problem being used for the lithium rechargeable battery of automobile power source becomes the most important thing of research.
At present, overcurrent in lithium ion battery connects sheet and typically uses the monolateral cathode pole piece with battery core or anode pole piece to be connected, but they are coupled together and commonly used welding, owing to monolateral welding can cause bonding area less, when battery core cross stream temperature rise excessive time, less bonding area cannot meet safe handling requirement；Battery core connects sheet and makes monolateral connection with cathode pole piece or anode pole piece and understand because cathode pole piece or anode pole piece are the thickest and cause failure welding simultaneously.
Utility model content
One of the purpose of this utility model is: for the deficiencies in the prior art, and a kind of chip architecture that connects is provided, the bonding area that the upper linkage section of chip architecture, lower linkage section are connected to increase them respectively will be connected with the cathode pole piece of battery core or anode pole piece, improve overcurrent capability (reducing battery core overcurrent temperature rise), it is ensured that the safe handling requirement of battery；Cathode pole piece or anode pole piece are divided into both sides connection with being connected chip architecture simultaneously, reduce the thickness of cathode pole piece or anode pole piece, can avoid the generation of failure welding.
For achieving the above object, this utility model adopts the following technical scheme that
A kind of connection chip architecture, including the first connecting portion and the second connecting portion, described first connecting portion is connected with described second connecting portion, and described first connecting portion includes linkage section and the lower linkage section being connected with described upper linkage section, is formed with bonding pad between described upper linkage section and described lower linkage section.The upper linkage section of above-mentioned connection chip architecture, lower linkage section are connected with the cathode pole piece of battery core or anode pole piece respectively and can increase their bonding area, improve overcurrent capability (reducing battery core overcurrent temperature rise), it is ensured that the safe handling requirement of battery；Cathode pole piece or anode pole piece are divided into both sides connection with being connected chip architecture simultaneously, reduce the thickness of cathode pole piece or anode pole piece, can avoid the generation of failure welding.
As a kind of improvement of connection chip architecture described in the utility model, described first connecting portion is connected with described second connecting portion by arc sections.
As a kind of improvement of connection chip architecture described in the utility model, described upper linkage section be arranged in parallel with described lower linkage section.
As a kind of improvement of connection chip architecture described in the utility model, the spacing between described upper linkage section and described lower linkage section is 1-5mm.
As a kind of improvement of connection chip architecture described in the utility model, the spacing between described upper linkage section and described lower linkage section is 2mm.
A kind of improvement as connection chip architecture described in the utility model, the quantity of described first connecting portion is set to two, two described the first pontes are not connected to the two ends of described second connecting portion, the upper linkage section of two described first connecting portions and lower linkage section are respectively formed with the first opening, the second opening, described first opening and described second opening towards relatively close in the midpoint of described second connecting portion.
A kind of improvement as connection chip architecture described in the utility model, the quantity of described first connecting portion is set to two, two described first connecting portions are all connected to one end of described second connecting portion, the upper linkage section of two described first connecting portions and lower linkage section are respectively formed with the 3rd opening, the 4th opening, and described 3rd opening and described 4th opening are towards on the contrary.
A kind of improvement as connection chip architecture described in the utility model, the quantity of described first connecting portion is set to four, first connecting portion described in two of which is all connected to one end of described second connecting portion, the upper linkage section of the first connecting portion described in the two and lower linkage section be respectively formed with the 5th opening, the 6th opening, described 5th opening and described 6th opening towards on the contrary；Two other described first connecting portion is all connected to the other end of described second connecting portion, the upper linkage section of the first connecting portion described in the two and lower linkage section be respectively formed with the 7th opening, the 8th opening, described 7th opening and described 8th opening towards on the contrary；Described 6th opening and described 7th opening towards relatively close in the midpoint of described second connecting portion.
Another purpose of the present utility model is to provide a kind of set of cells, battery core including several electrical connections, the anode pole piece of each described battery core or cathode pole piece are inserted between the upper linkage section of above-mentioned connection chip architecture, lower linkage section, the lower surface of described upper linkage section welds with described anode pole piece or cathode pole piece, and the upper surface of described lower linkage section welds with described anode pole piece or cathode pole piece.
A kind of improvement as set of cells described in the utility model, this set of cells includes the battery core that two or four electrically connects, the anode pole piece of each described battery core or cathode pole piece are inserted in the bonding pad between the upper linkage section of described connection chip architecture, lower linkage section, the lower surface of described upper linkage section welds with described anode pole piece or cathode pole piece, and the upper surface of described lower linkage section welds with described anode pole piece or cathode pole piece.
Accompanying drawing explanation
Fig. 1 is the structural representation of detailed description of the invention 1 in this utility model.
Fig. 2 is the structural representation of detailed description of the invention 2 in this utility model.
Fig. 3 is the structural representation of detailed description of the invention 3 in this utility model.
Fig. 4 is one of structural representation of detailed description of the invention 4 in this utility model.
Fig. 5 is in this utility model the two of the structural representation of detailed description of the invention 4.
Wherein: 1-connects chip architecture, 11-the first connecting portion, the upper linkage section of 111-, linkage section under 112-, 12-the second connecting portion, 13-the first opening, 14-the second opening, 15-the 3rd opening, 16-the 4th opening, 17-the 5th opening, 18-the 6th opening, 19-the 7th opening, 20-the 8th opening；2-arc sections；3-battery core；4-bonding pad.
Detailed description of the invention
Below in conjunction with detailed description of the invention and Figure of description, this utility model is described in further detail, but embodiment of the present utility model is not limited to this.
Detailed description of the invention
1
As shown in Figure 1, a kind of connection chip architecture 1, including the first connecting portion 11 and the second connecting portion 12, first connecting portion 11 is connected with the second connecting portion 12, first connecting portion 11 includes linkage section 111 and the lower linkage section 112 being connected with upper linkage section 111, being formed with bonding pad 4 between upper linkage section 111 and lower linkage section 112, the effect of auxiliary positioning, for the connection end of accommodating connected product, is played being attached connected product when in bonding pad 4.Upper linkage section 111 is be arranged in parallel by present embodiment with lower linkage section 112, so arrange and facilitate and be connected product and carry out both sides and be connected and (be particularly well-suited to welding procedure, the gap of two welding products is required uniformly by welding procedure), certainly, go up linkage section 111 according to demand and also use non-parallel setting with lower linkage section 112.Spacing between upper linkage section 111 and lower linkage section 112 is 1-5mm, is suitable for connected product and connects the accommodating of end.First connecting portion 11 is connected with the second connecting portion 12 by arc sections 2, meets the Joining Technology requirement with connected product, strengthens overall construction intensity simultaneously.
Preferably, the quantity of the first connecting portion 11 is set to two, two the first connecting portions 11 are connected to the two ends of the second connecting portion 12, the upper linkage section 111 of two the first connecting portions 11 and lower linkage section 112 are respectively formed with first opening the 13, second opening 14, the first opening 13 and the second opening 14 towards relatively close in the midpoint of the second connecting portion 12.Connected product connect that end leans on closer time, convenient use above-mentioned connection chip architecture 1 to be attached.
Detailed description of the invention
2
As shown in Figure 2, unlike detailed description of the invention 1: the quantity of the first connecting portion 11 of present embodiment is set to two, two the first connecting portions 11 are all connected to one end of the second connecting portion 12, the upper linkage section 111 of two the first connecting portions 11 and lower linkage section 112 are respectively formed with the 3rd opening the 15, the 4th opening 16, and the 3rd opening 15 and the 4th opening 16 are towards on the contrary.When connected product is thicker battery core, owing to lug spacing is remote, the connection sheet of said structure can be used to be attached.
Other the structure with detailed description of the invention 1 is identical, repeats no more here.
Detailed description of the invention
3
As shown in Figure 3, unlike detailed description of the invention 1: the quantity of the first connecting portion 11 of present embodiment is set to four, two of which the first connecting portion 11 is all connected to one end of the second connecting portion 12, the upper linkage section 111 of the two the first connecting portion 11 and lower linkage section 112 be respectively formed with the 5th opening the 17, the 6th opening 18, the 5th opening 17 and the 6th opening 18 towards on the contrary；Two other first connecting portion 11 is all connected to the other end of the second connecting portion 12, the upper linkage section 111 of the two the first connecting portion 11 and lower linkage section 112 be respectively formed with the 7th opening the 19, the 8th opening 20, the 7th opening 19 and the 8th opening 20 towards on the contrary；6th opening 18 and the 7th opening 19 towards relatively close in the midpoint of the second connecting portion 12.When connected product is a fairly large number of battery core, the connection sheet of said structure can be used to be attached.
Other the structure with detailed description of the invention 1 is identical, repeats no more here.
Detailed description of the invention
4
As shown in Fig. 1 ~ 4, a kind of set of cells, battery core 3 including two electrical connections, the anode pole piece of each battery core 3 or cathode pole piece are inserted in the weld zone 4(between the upper linkage section 111 of the connection chip architecture 1 of detailed description of the invention 1 or 2, lower linkage section 112 now, spacing between upper linkage section 111 and described lower linkage section 112 is 2mm,), the lower surface of upper linkage section 111 welds with anode pole piece or cathode pole piece, and the upper surface of lower linkage section 112 welds with anode pole piece or cathode pole piece.
As shown in Figure 5, a kind of set of cells, battery core 3 including four electrical connections, the anode pole piece of each battery core 3 or cathode pole piece are inserted in the weld zone 4 between the upper linkage section 111 of the connection chip architecture 1 of detailed description of the invention 3, lower linkage section 112, the lower surface of upper linkage section 111 welds with anode pole piece or cathode pole piece, and the upper surface of lower linkage section 112 welds with anode pole piece or cathode pole piece.
Clearly, welded with the cathode pole piece of battery core 3 or two surfaces of anode pole piece by detailed description of the invention 1 ~ 3 arbitrary connection chip architecture 1, increase their bonding area, improve overcurrent capability (reducing battery core 3 overcurrent temperature rise), it is ensured that the safe handling requirement of battery；Simultaneously by thinning to the cathode pole piece of battery core 3 or the thickness of anode pole piece, the generation of failure welding can be avoided in welding process.
The announcement of book and teaching according to the above description, above-mentioned embodiment can also be changed and revise by this utility model those skilled in the art.Therefore, this utility model is not limited to above-mentioned detailed description of the invention, and any conspicuously improved, replacement or modification that every those skilled in the art are done on the basis of this utility model belong to protection domain of the present utility model.Although additionally, employ some specific terms in this specification, but these terms are merely for convenience of description, this utility model is not constituted any restriction.
Claims (10)
1. one kind connects chip architecture, it is characterized in that: include the first connecting portion and the second connecting portion, described first connecting portion is connected with described second connecting portion, described first connecting portion includes linkage section and the lower linkage section being connected with described upper linkage section, is formed with bonding pad between described upper linkage section and described lower linkage section.
Connection chip architecture the most according to claim 1, it is characterised in that: described first connecting portion is connected with described second connecting portion by arc sections.
Connection chip architecture the most according to claim 1, it is characterised in that: described upper linkage section be arranged in parallel with described lower linkage section.
Connection chip architecture the most according to claim 3, it is characterised in that: the spacing between described upper linkage section and described lower linkage section is 1-5mm.
Connection chip architecture the most according to claim 4, it is characterised in that: the spacing between described upper linkage section and described lower linkage section is 2mm.
6. according to the connection chip architecture described in any one of claim 1 ~ 5, it is characterized in that: the quantity of described first connecting portion is set to two, two described the first pontes are not connected to the two ends of described second connecting portion, the upper linkage section of two described first connecting portions and lower linkage section are respectively formed with the first opening, the second opening, described first opening and described second opening towards relatively close in the midpoint of described second connecting portion.
7. according to the connection chip architecture described in any one of claim 1 ~ 5, it is characterized in that: the quantity of described first connecting portion is set to two, two described first connecting portions are all connected to one end of described second connecting portion, the upper linkage section of two described first connecting portions and lower linkage section are respectively formed with the 3rd opening, the 4th opening, and described 3rd opening and described 4th opening are towards on the contrary.
8. according to the connection chip architecture described in any one of claim 1 ~ 5, it is characterized in that: the quantity of described first connecting portion is set to four, first connecting portion described in two of which is all connected to one end of described second connecting portion, the upper linkage section of the first connecting portion described in the two and lower linkage section be respectively formed with the 5th opening, the 6th opening, described 5th opening and described 6th opening towards on the contrary；Two other described first connecting portion is all connected to the other end of described second connecting portion, the upper linkage section of the first connecting portion described in the two and lower linkage section be respectively formed with the 7th opening, the 8th opening, described 7th opening and described 8th opening towards on the contrary；Described 6th opening and described 7th opening towards relatively close in the midpoint of described second connecting portion.
9. a set of cells, it is characterized in that: include several battery cores electrically connected, the anode pole piece of each described battery core or cathode pole piece are inserted in the bonding pad between the upper linkage section of the connection chip architecture described in any one of claim 1 ~ 5, lower linkage section, the lower surface of described upper linkage section is connected with described anode pole piece or cathode pole piece, and the upper surface of described lower linkage section is connected with described anode pole piece or cathode pole piece.
Set of cells the most according to claim 9, it is characterized in that: include the battery core that two or four electrically connects, the anode pole piece of each described battery core or cathode pole piece are inserted in the bonding pad between the upper linkage section of described connection chip architecture, lower linkage section, the lower surface of described upper linkage section welds with described anode pole piece or cathode pole piece, and the upper surface of described lower linkage section welds with described anode pole piece or cathode pole piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620068778.0U CN205488319U (en) | 2016-01-25 | 2016-01-25 | Connection piece structure and group battery that has this connection piece structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620068778.0U CN205488319U (en) | 2016-01-25 | 2016-01-25 | Connection piece structure and group battery that has this connection piece structure |
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| Publication Number | Publication Date |
|---|---|
| CN205488319U true CN205488319U (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620068778.0U Active CN205488319U (en) | 2016-01-25 | 2016-01-25 | Connection piece structure and group battery that has this connection piece structure |
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| CN (1) | CN205488319U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106784570A (en) * | 2017-01-20 | 2017-05-31 | 深圳市瑞德丰精密制造有限公司 | The chip architecture that is flexible coupling and battery cap |
| CN115603004A (en) * | 2022-11-08 | 2023-01-13 | 厦门海辰储能科技股份有限公司（Cn） | Connecting piece design method, connecting piece, energy storage equipment and electric equipment |
| WO2023133854A1 (en) * | 2022-01-14 | 2023-07-20 | 宁德时代新能源科技股份有限公司 | Battery cell, battery, electrical device, and method and device for manufacturing battery cell |
-
2016
- 2016-01-25 CN CN201620068778.0U patent/CN205488319U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106784570A (en) * | 2017-01-20 | 2017-05-31 | 深圳市瑞德丰精密制造有限公司 | The chip architecture that is flexible coupling and battery cap |
| WO2023133854A1 (en) * | 2022-01-14 | 2023-07-20 | 宁德时代新能源科技股份有限公司 | Battery cell, battery, electrical device, and method and device for manufacturing battery cell |
| CN115603004A (en) * | 2022-11-08 | 2023-01-13 | 厦门海辰储能科技股份有限公司（Cn） | Connecting piece design method, connecting piece, energy storage equipment and electric equipment |
| CN115603004B (en) * | 2022-11-08 | 2024-02-20 | 厦门海辰储能科技股份有限公司 | Design method of connecting sheet, energy storage equipment and electric equipment |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |