CN207217654U - Insulating connection sheet and full-lug lithium ion battery using same - Google Patents
Insulating connection sheet and full-lug lithium ion battery using same Download PDFInfo
- Publication number
- CN207217654U CN207217654U CN201721183004.3U CN201721183004U CN207217654U CN 207217654 U CN207217654 U CN 207217654U CN 201721183004 U CN201721183004 U CN 201721183004U CN 207217654 U CN207217654 U CN 207217654U
- Authority
- CN
- China
- Prior art keywords
- lamellar body
- connection sheet
- insulation connection
- insulation
- positive pole
- 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.)
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Links
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 14
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 14
- 239000004020 conductor Substances 0.000 claims abstract description 3
- 238000009413 insulation Methods 0.000 claims description 67
- 230000004888 barrier function Effects 0.000 claims description 15
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 239000004411 aluminium Substances 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 239000004696 Poly ether ether ketone Substances 0.000 claims description 3
- JUPQTSLXMOCDHR-UHFFFAOYSA-N benzene-1,4-diol;bis(4-fluorophenyl)methanone Chemical group OC1=CC=C(O)C=C1.C1=CC(F)=CC=C1C(=O)C1=CC=C(F)C=C1 JUPQTSLXMOCDHR-UHFFFAOYSA-N 0.000 claims description 3
- 229910010293 ceramic material Chemical group 0.000 claims description 3
- 229920006260 polyaryletherketone Chemical group 0.000 claims description 3
- 229920002530 polyetherether ketone Polymers 0.000 claims description 3
- 238000005253 cladding Methods 0.000 claims 1
- 238000005516 engineering process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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
Landscapes
- Connection Of Batteries Or Terminals (AREA)
Abstract
The utility model discloses an insulating connection piece, include: first lamellar body and second lamellar body, wherein: the first sheet body and the second sheet body are made of conductive materials, one sides of the first sheet body and the second sheet body are mutually connected, a connecting portion is formed at the connecting portion, and insulating layers are wrapped at the two ends of the first sheet body and the second sheet body. An all-polar-ear lithium ion battery comprising: the battery cell is provided with a positive electrode lug and a negative electrode lug; the positive electrode insulating connecting sheet and the negative electrode insulating connecting sheet are both the insulating connecting sheets. The utility model discloses can avoid just, the negative pole utmost point ear of electric core because of touch the problem of casing short circuit.
Description
Technical field
It the utility model is related to battery production manufacturing technology field, more particularly to a kind of insulation connection sheet and use this connection
The full lug lithium ion battery of piece.
Background technology
Lithium ion battery is because with good cycle, operating temperature range is wide, energy density is high, voltage platform is high, without note
Recall effect, advantages of environment protection, show one's talent in new energy few in number, turn into the electrical source of power that gets most of the attention it
One.
Existing full lug lithium ion battery is all to be entered using simple metal as collector with its positive pole or negative lug
Row welding, due to not having insulation system between collector and the inwall of battery container, therefore, is frequently run onto because of afflux in use
Body contacts and short-circuit with inner walls, and then the problem of cause serious accident, it would be highly desirable to improve.
Utility model content
Based on technical problem existing for above-mentioned background technology, the utility model proposes one kind insulation connection sheet and this company is used
The full lug lithium ion battery of contact pin.
The utility model proposes one kind insulation connection sheet, including:First lamellar body and the second lamellar body, wherein:
First lamellar body, the second lamellar body are made by conductive material, and the first lamellar body, the side of the second lamellar body are connected with each other
And connecting portion is formed in junction, the first lamellar body, the both ends of the second lamellar body are coated with insulating barrier.
Preferably, the first lamellar body, the second lamellar body include first portion and positioned at first portion side and with first portion
Second portion of connection, first portion in first lamellar body, the second lamellar body mutually recline and fixed to form connecting portion;Institute
State the both ends that insulating barrier is coated on second portion.
Preferably, first portion, second portion are bar shaped laminated structure, and the length in first portion is less than second portion,
And it is respectively provided with spacing between the end face at first portion both ends and the end face at second portion both ends.
Preferably, the edge in second portion is provided with rounding.
Preferably, the edge in first portion is provided with rounding.
Preferably, first portion is integrally formed with second portion.
Preferably, insulating barrier is formed by PEEK, PU, PAEK or ceramic material.
Preferably, the first lamellar body, the second lamellar body are made by aluminium.
Preferably, the first lamellar body, the second lamellar body are made by by copper material.
A kind of full lug lithium ion battery, including:Battery core, the positive pole insulation connection sheet of shell and sealing inside the housing
With negative insulation connection sheet, the battery core has positive pole ear and negative lug;The positive pole insulation connection sheet, negative insulation connect
Contact pin is above-mentioned insulation connection sheet, wherein:
Positive pole ear is located at the first lamellar body in positive pole insulation connection sheet, between the second lamellar body and respectively with this first
Body, the second lamellar body post and fix;
Negative lug is located at the first lamellar body in positive pole insulation connection sheet, between the second lamellar body and respectively with this first
Body, the second lamellar body post and fix;
The inwall of connecting portion and shell in positive pole insulation connection sheet, which is connected and set in junction, makes the two mutually insulated
Insulation system, the inwall of the insulating barrier respectively with shell at the both ends of the first lamellar body and the second lamellar body supports in positive pole insulation connection sheet
Lean on;
The inwall of connecting portion and shell in negative insulation connection sheet, which is connected and set in junction, makes the two mutually insulated
Insulation system, inwall of the insulating barrier at the both ends of the first lamellar body and the second lamellar body respectively with shell supports in negative insulation connection sheet
Lean on.
In the utility model, by being configured to the structure for the connection sheet that insulate, it is set to include side is connected with each other the
One lamellar body and the second lamellar body, and in the first lamellar body, the both ends coated insulation layer of the second lamellar body, in use, being connected using the insulation
The first lamellar body, the second lamellar body in piece be clamped and fix to the pole piece of battery, and makes the first lamellar body, the second lamellar body both ends
The inwall of insulating barrier and shell is against playing support battery core, avoid the positive and negative lug of battery core because encountering housing and short circuit is asked
Topic.
Brief description of the drawings
Fig. 1 be the utility model proposes a kind of insulation connection sheet structural representation;
Fig. 2 be the utility model proposes a kind of insulation connection sheet described in the first lamellar body or the second lamellar body structural representation
Figure;
Fig. 3 be the utility model proposes a kind of full lug lithium ion battery structural representation;
Fig. 4 be the utility model proposes a kind of full lug lithium ion battery described in positive pole insulate connection sheet and battery core
Position relationship schematic diagram.
Embodiment
Below, the technical solution of the utility model is described in detail by specific embodiment.
As Figure 1-4, Fig. 1 be the utility model proposes a kind of insulation connection sheet structural representation;Fig. 2 is this reality
The structural representation of first lamellar body or the second lamellar body described in a kind of insulation connection sheet with new proposition;Fig. 3 is that this practicality is new
A kind of structural representation for full lug lithium ion battery that type proposes;Fig. 4 be the utility model proposes a kind of full lug lithium from
The position relationship schematic diagram of the insulation connection sheet of positive pole described in sub- battery and battery core.
Reference picture 1-2, a kind of insulation connection sheet and the full lug using this connection sheet that the utility model embodiment proposes
Lithium ion battery, including:First lamellar body 1 and the second lamellar body 2, wherein:
First lamellar body 1, the second lamellar body 2 are made by aluminium or copper material, the first lamellar body 1, the side of the second lamellar body 2
It is connected with each other and forms connecting portion 3 in junction, the first lamellar body 1, the both ends of the second lamellar body 2 is coated with by PEEK, PU, PAEK
Or the insulating barrier 4 that ceramic material forms.
In the present embodiment, the first lamellar body 1, the second lamellar body 2 include first portion A and positioned at first portion A sides and with
First portion A integrally formed second portion B, first portion A, second portion B are bar shaped laminated structure, first portion
A length is less than second portion B, and spacing is respectively provided between the end face at first portion A both ends and the end face at second portion B both ends;
First portion A in first lamellar body 1, the second lamellar body 2 mutually reclines and fixed to form connecting portion 3;The insulating barrier 4 wraps
Overlay on second portion B both ends.While to improve the reasonability of the structure of the insulation connection sheet and compact, facilitate first
The adjustment of angle between the lamellar body 2 of body 1 and second.
In the present embodiment, first portion A, second portion B edge are equipped with rounding, to avoid the connection sheet that insulate
Corner to appropriate section to causing to damage in use.
Reference picture 3-4, a kind of full lug lithium ion battery, including:Shell 5 and the battery core 6 being sealed in inside shell 5,
Positive pole insulation connection sheet 7 and negative insulation connection sheet 8, the battery core 6 have positive pole ear 61 and negative lug 62;It is described just
Pole insulation connection sheet 7, negative insulation connection sheet 8 are above-mentioned insulation connection sheet, and first in positive pole insulation connection sheet 7
Body, the second lamellar body are made by aluminium, and the first lamellar body, the second lamellar body in negative insulation connection sheet 8 make by copper material
Form, wherein:
Positive pole ear 61 is located at the first lamellar body in positive pole insulation connection sheet 7, between the second lamellar body and respectively with this first
Lamellar body, the second lamellar body post and fix;Negative lug 62 be located at positive pole insulation connection sheet 7 in the first lamellar body, the second lamellar body it
Between and posted and fixed respectively with first lamellar body, the second lamellar body.Connecting portion 3 and shell 5 in positive pole insulation connection sheet 7 it is interior
Wall connection simultaneously sets the insulation system for making the two mutually insulated in junction, the first lamellar body and second in positive pole insulation connection sheet 7
The insulating barrier 4 at the both ends of lamellar body respectively with the inwall of shell 5 against;Connecting portion 3 and shell 5 in negative insulation connection sheet 8
Inwall connection is simultaneously set in junction makes the insulation system of the two mutually insulated, the first lamellar body and the in negative insulation connection sheet 8
The insulating barrier 4 at the both ends of two lamellar bodies respectively with the inwall of shell 5 against.
The utility model makes it include first of side interconnection by being configured to the structure for the connection sheet that insulate
Body and the second lamellar body, and in the first lamellar body, the both ends coated insulation layer 4 of the second lamellar body, in use, using in the insulation connection sheet
The first lamellar body, the second lamellar body is clamped and fixes to the pole piece of battery, and make the insulation of the first lamellar body, the second lamellar body both ends
Layer 4 and the inwall of shell 5 are against playing support battery core 6, avoid the positive and negative lug of battery core 6 because encountering housing and short circuit is asked
Topic.
It is described above, the only preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model discloses, according to this practicality
New technical scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (10)
1. one kind insulation connection sheet, it is characterised in that including:First lamellar body (1) and the second lamellar body (2), wherein:
First lamellar body (1), the second lamellar body (2) are made by conductive material, the first lamellar body (1), the side of the second lamellar body (2)
It is connected with each other and forms connecting portion (3) in junction, the first lamellar body (1), the both ends of the second lamellar body (2) is coated with insulating barrier
(4)。
2. insulation connection sheet according to claim 1, it is characterised in that the first lamellar body (1), the second lamellar body (2) include
First portion (A) and second portion (B) being connected positioned at first portion (A) side and with first portion (A), first lamellar body
(1), first portion (A) in the second lamellar body (2) mutually reclines and fixed to form connecting portion (3);Insulating barrier (4) cladding
At the both ends of second portion (B).
3. insulation connection sheet according to claim 2, it is characterised in that first portion (A), second portion (B) are bar
Shape laminated structure, the length of first portion (A) are less than second portion (B), and the end face at first portion (A) both ends and second portion
(B) it is respectively provided with spacing between the end face at both ends.
4. insulation connection sheet according to claim 3, it is characterised in that the edge of second portion (B) is provided with rounding.
5. insulation connection sheet according to claim 3, it is characterised in that the edge of first portion (A) is provided with rounding.
6. insulation connection sheet according to claim 1, it is characterised in that first portion (A) and second portion (B) one into
Type.
7. the insulation connection sheet according to any one of claim 1-6, it is characterised in that insulating barrier (4) by PEEK, PU,
PAEK or ceramic material form.
8. the insulation connection sheet according to any one of claim 1-6, it is characterised in that the first lamellar body (1), the second lamellar body
(2) it is made by aluminium.
9. the insulation connection sheet according to any one of claim 1-6, it is characterised in that the first lamellar body (1), the second lamellar body
(2) it is made by copper material.
10. a kind of full lug lithium ion battery, including:Shell (5) and the battery core (6) being sealed in inside shell (5), positive pole are exhausted
Edge connection sheet (7) and negative insulation connection sheet (8), the battery core (6) have positive pole ear (61) and negative lug (62);It is described
Positive pole insulation connection sheet (7), negative insulation connection sheet (8) they are the insulation connection sheet any one of claim 1-9, its
In:
Positive pole ear (61) is located at the first lamellar body in positive pole insulation connection sheet (7), between the second lamellar body and respectively with this first
Lamellar body, the second lamellar body post and fix;
Negative lug (62) is located at the first lamellar body in positive pole insulation connection sheet (7), between the second lamellar body and respectively with this first
Lamellar body, the second lamellar body post and fix;
Connecting portion (3) in positive pole insulation connection sheet (7) is connected with the inwall of shell (5) and being set in junction makes the two mutual
The insulation system of insulation, in positive pole insulation connection sheet (7) insulating barrier (4) at the both ends of the first lamellar body and the second lamellar body respectively with outside
The inwall of shell (5) against;
Connecting portion (3) in negative insulation connection sheet (8) is connected with the inwall of shell (5) and being set in junction makes the two mutual
The insulation system of insulation, in negative insulation connection sheet (8) insulating barrier (4) at the both ends of the first lamellar body and the second lamellar body respectively with outside
The inwall of shell (5) against.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721183004.3U CN207217654U (en) | 2017-09-14 | 2017-09-14 | Insulating connection sheet and full-lug lithium ion battery using same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721183004.3U CN207217654U (en) | 2017-09-14 | 2017-09-14 | Insulating connection sheet and full-lug lithium ion battery using same |
Publications (1)
Publication Number | Publication Date |
---|---|
CN207217654U true CN207217654U (en) | 2018-04-10 |
Family
ID=61824926
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201721183004.3U Active CN207217654U (en) | 2017-09-14 | 2017-09-14 | Insulating connection sheet and full-lug lithium ion battery using same |
Country Status (1)
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CN (1) | CN207217654U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022158864A2 (en) | 2021-01-19 | 2022-07-28 | 주식회사 엘지에너지솔루션 | Electrode terminal fixing structure, and battery, battery pack and vehicle comprising same |
-
2017
- 2017-09-14 CN CN201721183004.3U patent/CN207217654U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022158864A2 (en) | 2021-01-19 | 2022-07-28 | 주식회사 엘지에너지솔루션 | Electrode terminal fixing structure, and battery, battery pack and vehicle comprising same |
CN114865242A (en) * | 2021-01-19 | 2022-08-05 | 株式会社Lg新能源 | Riveted structure of electrode terminal, cylindrical battery cell including same, battery pack, and vehicle |
EP4311013A2 (en) | 2021-01-19 | 2024-01-24 | LG Energy Solution, Ltd. | Electrode terminal, cylindrical battery cell, battery pack and vehicle |
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