CN206388742U - A kind of lithium battery ceramic cover plate component - Google Patents
A kind of lithium battery ceramic cover plate component Download PDFInfo
- Publication number
- CN206388742U CN206388742U CN201621267024.4U CN201621267024U CN206388742U CN 206388742 U CN206388742 U CN 206388742U CN 201621267024 U CN201621267024 U CN 201621267024U CN 206388742 U CN206388742 U CN 206388742U
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- CN
- China
- Prior art keywords
- pilot hole
- boss
- laminate body
- cover plate
- lithium battery
- 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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- 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
A kind of lithium battery ceramic cover plate component, including ceramic laminate body and positive terminal, negative terminal, in addition to metal edge frame, wherein, ceramic laminate body is welded as a whole with positive terminal, negative terminal, and ceramic laminate body is welded as a whole with metal edge frame.It is provided with the ceramic laminate body on the first pilot hole and the second pilot hole, the inwall of the first pilot hole and is provided with first boss, positive terminal is inserted into the first pilot hole, first groove corresponding with first boss is provided with the pin of positive terminal；Second boss is provided with the inwall of second pilot hole, negative terminal is inserted into the second pilot hole, second groove corresponding with second boss is provided with the pin of negative terminal.The first boss and second boss are respectively more than one.The ceramic laminate body is additionally provided with explosionproof hole, and the first pilot hole and the second pilot hole are separately positioned on the left and right sides of explosionproof hole.The utility model has the characteristics of connecting firm, good insulation preformance, conduct electricity very well.
Description
Technical field
The utility model is related to a kind of lithium battery ceramic cover plate component, is related to cell art.
Background technology
At present on battery cover board, sealing property affects the security performance of whole battery.In order to solve sealing property
Problem, in the market mostly uses organic sealing ring, such as PFA, polyethylene, fluorubber, while can also use metallized ceramic
It is used as encapsulant.But both sealing structures, all there is pole top and the on-insulated hidden danger of plate body.In order to solve safety
Hidden danger, it will usually the placing ceramic grain between pole and plate body, or one layer of insulating organic material is injected by injection molding manner.But
It is both solutions, all there is complex procedures, cost height, injection pressure is big in addition, the intensity to sealing surface is produced necessarily
Tension force, during long-term use, sealing-in surface intensity may fatigue, cause air-tightness to decline, cell internal pressure is big, from pole
The risk of post position leakage, the life-span of battery is affected.
Utility model content
The purpose of this utility model aims to provide a kind of firm, good insulation preformance lithium battery ceramic cover plate component of connection,
To overcome weak point of the prior art.
A kind of lithium battery ceramic cover plate component designed by this purpose, including ceramic laminate body and positive terminal, negative terminal, it is tied
Structure is characterized in also to include metal edge frame, wherein, ceramic laminate body is welded as a whole with positive terminal, negative terminal, ceramic laminate body and metal
Frame is welded as a whole.
Further, the first pilot hole and the second pilot hole are provided with the ceramic laminate body；
Wherein, first boss is provided with the inwall of the first pilot hole, positive terminal is inserted into the first pilot hole, positive terminal
Pin on be provided with first groove corresponding with first boss；Second boss is provided with the inwall of second pilot hole, is born
Pole is inserted into the second pilot hole, and second groove corresponding with second boss is provided with the pin of negative terminal；
Or, the 3rd groove is provided with the first pilot hole inwall, positive terminal is inserted into the first pilot hole, positive terminal
Threeth boss corresponding with the 3rd groove is provided with pin；The 4th groove, negative pole are provided with the inwall of second pilot hole
Post is inserted into the second pilot hole, and fourth boss corresponding with the 4th groove is provided with the pin of negative terminal.
Further, the first boss and second boss are respectively more than one.
Further, the ceramic laminate body is additionally provided with explosionproof hole, and the first pilot hole and the second pilot hole are separately positioned on anti-
The left and right sides of blast hole.
Further, the explosionproof hole is rounded or ellipse.
Further, the end face outer rim of the ceramic laminate body is provided with metal layer with metal edge frame joint；Explosionproof hole
End face is provided with metal layer；The end face of first pilot hole and the second pilot hole is respectively arranged with metal layer.
Further, the thickness of the metal layer is 0.5~4mm.
Further, first pilot hole is symmetrical arranged with the second pilot hole；First pilot hole and the second pilot hole difference
Thickness be 0.5~3mm；The depth of first groove and the second groove respectively is 0.5~3mm；The outer width of frame of metal edge frame is 1
~10mm.
Further, the ceramic laminate body is additionally provided with liquid injection hole, and the liquid injection hole is located at negative terminal side.
Further, the ceramic laminate body is made up of oxide, nitride or carbide ceramics.
Ceramic laminate body in the utility model is welded as a whole with positive terminal, negative terminal, and ceramic laminate body is welded with metal edge frame
One is connected in, so as to constitute ceramic cover plate component, process is simple during making, had both improved the bonding strength of product, and had in turn ensured that
The stability of product.
Ceramic laminate body in the utility model reconnects positive terminal, negative terminal and caused directly as sealing and insulated part
The inside and outside connection conducting of lithium battery；Because ceramic laminate body has good insulation properties and high temperature resistant chemical stability, lithium is ensured that
The security performance of battery, extends the life-span of lithium battery.
The end face outer rim of ceramic laminate body in the utility model is provided with metal layer with metal edge frame joint；Explosionproof hole
End face be provided with metal layer；The end face of first pilot hole and the second pilot hole is respectively arranged with metal layer, leads to
Cross each metal layer and can ensure that mutual conduction between each parts.
In summary, the utility model has the characteristics of connecting firm, good insulation preformance, conduct electricity very well.
Brief description of the drawings
Fig. 1 is the decomposition texture schematic diagram of the embodiment of the utility model one.
Fig. 2 is the schematic front view after assembling of the present utility model.
Fig. 3 is A-A in Fig. 2 to biopsy cavity marker devices schematic diagram.
Fig. 4 is enlarged diagram at the B in Fig. 3.
Fig. 5 is C-C in Fig. 3 to biopsy cavity marker devices enlarged diagram.
Fig. 6 is Fig. 2 schematic top plan view.
In figure：1 is ceramic laminate body, and 1.1 be the first pilot hole, and 1.2 be the second pilot hole, and 1.3 be first boss, and 1.4 are
Second boss, 1.5 be explosionproof hole, and 1.6 be liquid injection hole, and 2 be positive terminal, and 3 be negative terminal, and 4 be metal edge frame, and 5 be metal layer.
Embodiment
Below in conjunction with the accompanying drawings and embodiment is further described to the utility model.
Referring to Fig. 1-Fig. 6, this lithium battery ceramic cover plate component, including ceramic laminate body 1 and positive terminal 2, negative terminal 3 are also wrapped
Metal edge frame 4 is included, wherein, ceramic laminate body 1 is welded as a whole with positive terminal 2, negative terminal 3, and ceramic laminate body 1 is welded with metal edge frame 4
It is connected in one；So as to constitute as the ceramic cover plate component of an entirety.Ceramic laminate body 1 is the ceramics of monoblock.
In the present embodiment, the first pilot hole 1.1 and the second pilot hole 1.2, the first dress are provided with the ceramic laminate body 1
First boss 1.3 is provided with the inwall of distribution 1.1, positive terminal 2 is inserted into the first pilot hole 1.1, on the pin of positive terminal 2
It is provided with first groove corresponding with first boss 1.3；Second boss 1.4 is provided with the inwall of second pilot hole 1.2, is born
Pole 3 is inserted into the second pilot hole 1.2, second corresponding with second boss 1.4 is provided with the pin of negative terminal 3 recessed
Groove.
Certainly, above-mentioned technical scheme can also be substituted using following technical scheme：In the first pilot hole 1.1
The 3rd groove is provided with wall, positive terminal 2 is inserted into the first pilot hole 1.1, be provided with the pin of positive terminal 2 with it is the 3rd recessed
The 3rd corresponding boss of groove；The 4th groove is provided with the inwall of second pilot hole 1.2, negative terminal 3 is inserted into the second assembling
In hole 1.2, fourth boss corresponding with the 4th groove is provided with the pin of negative terminal 3.
First groove or the second groove are in welding, with the first boss 1.3 or second boss on ceramic laminate body 1
1.4 match, and form a kind of structure of complementary stabilization.
The first boss 1.3 and second boss 1.4 are respectively more than one.In the present embodiment, the He of first boss 1.3
Second boss 1.4 is respectively two.
The ceramic laminate body 1 is additionally provided with the explosionproof hole 1.5 for installing explosion-protection equipment, the first pilot hole 1.1 and second
Pilot hole 1.2 is separately positioned on the left and right sides of explosionproof hole 1.5.
The explosionproof hole 1.5 is rounded or ellipse.
The end face outer rim of the ceramic laminate body 1 is provided with metal layer 5 with the joint of metal edge frame 4；The end of explosionproof hole 1.5
Metal layer 5 is provided with around face；The end face of first pilot hole 1.1 and the second pilot hole 1.2 is respectively arranged with metal layer
5。
The thickness of the metal layer 5 is 0.5~4mm.
First pilot hole 1.1 is symmetrical arranged with the second pilot hole 1.2.
The ceramic laminate body 1 is additionally provided with liquid injection hole 1.6, and the liquid injection hole 1.6 is located at the side of negative terminal 3.
The ceramic laminate body 1 is made up of oxide, nitride or carbide ceramics.
During making, metal layer 5, the metal layer 5 and metal edge frame can be provided with the end face of ceramic laminate body 1
4 weld together.The size of the metal edge frame 4 can be adjusted according to actual conditions.In other words, make pottery
Periphery edge, the first pilot hole 1.1 and the second pilot hole 1.2 of porcelain plate body, the periphery of explosionproof hole 1.5 are along provided with metal layer.
The thickness of first pilot hole 1.1 and the second pilot hole 1.2 respectively is 0.5~3mm.
The depth of first groove and the second groove respectively is 0.5~3mm.
The outer width of frame of metal edge frame 4 is in 1~10mm.
In practice, ceramic laminate body 1 is first made metal layer, then coats on metal layer solder, then positive terminal
2nd, negative terminal 3 is corresponding respectively is inserted into the first pilot hole 1.1 and the second pilot hole 1.2, makes first boss 1.3, second convex
Platform 1.4 respectively with the first groove, the second groove match, finally metal edge frame 4 is placed on ceramic laminate body 1, then carried out
Welding, eventually forms overall ceramic cover plate component.
General principle of the present utility model and principal character and advantage of the present utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, on the premise of the utility model spirit and scope are not departed from, the utility model is also
Various changes and modifications are had, these changes and improvements are both fallen within the range of claimed the utility model.The utility model
Claimed scope is by appended claims and its equivalent thereof.
Claims (10)
1. a kind of lithium battery ceramic cover plate component, including ceramic laminate body（1）And positive terminal（2）, negative terminal（3）, it is characterized in that also
Including metal edge frame（4）, wherein, ceramic laminate body（1）With positive terminal（2）, negative terminal（3）It is welded as a whole, ceramic laminate body（1）With
Metal edge frame（4）It is welded as a whole.
2. lithium battery ceramic cover plate component according to claim 1, it is characterized in that the ceramic laminate body（1）On be provided with
One pilot hole（1.1）With the second pilot hole（1.2）；
Wherein, the first pilot hole（1.1）Inwall on be provided with first boss（1.3）, positive terminal（2）It is inserted into the first pilot hole
（1.1）In, positive terminal（2）Pin on be provided with and first boss（1.3）The first corresponding groove；Second pilot hole
（1.2）Inwall on be provided with second boss（1.4）, negative terminal（3）It is inserted into the second pilot hole（1.2）In, negative terminal（3）'s
It is provided with pin and second boss（1.4）The second corresponding groove；
Or, the first pilot hole（1.1）Inwall on be provided with the 3rd groove, positive terminal（2）It is inserted into the first pilot hole（1.1）
In, positive terminal（2）Pin on be provided with threeth boss corresponding with the 3rd groove；Second pilot hole（1.2）Inwall on
It is provided with the 4th groove, negative terminal（3）It is inserted into the second pilot hole（1.2）In, negative terminal（3）Pin on be provided with and the 4th
The 4th corresponding boss of groove.
3. lithium battery ceramic cover plate component according to claim 2, it is characterized in that the first boss（1.3）It is convex with second
Platform（1.4）Respectively more than one.
4. lithium battery ceramic cover plate component according to claim 2, it is characterized in that the ceramic laminate body（1）It is additionally provided with anti-
Blast hole（1.5）, the first pilot hole（1.1）With the second pilot hole（1.2）It is separately positioned on explosionproof hole（1.5）The left and right sides.
5. lithium battery ceramic cover plate component according to claim 4, it is characterized in that the explosionproof hole（1.5）It is rounded or ellipse
It is circular.
6. lithium battery ceramic cover plate component according to claim 4, it is characterized in that the ceramic laminate body（1）End face outer rim
With metal edge frame（4）Joint is provided with metal layer（5）；Explosionproof hole（1.5）End face be provided with metal layer（5）；The
One pilot hole（1.1）With the second pilot hole（1.2）End face be respectively arranged with metal layer（5）.
7. lithium battery ceramic cover plate component according to claim 6, it is characterized in that the metal layer（5）Thickness be
0.5~4mm.
8. lithium battery ceramic cover plate component according to claim 2, it is characterized in that first pilot hole（1.1）With second
Pilot hole（1.2）It is symmetrical arranged；First pilot hole（1.1）With the second pilot hole（1.2）Thickness respectively is 0.5~3mm；First
The depth of groove and the second groove respectively is 0.5~3mm；Metal edge frame（4）Outer width of frame in 1~10mm.
9. lithium battery ceramic cover plate component according to claim 1, it is characterized in that the ceramic laminate body（1）It is additionally provided with note
Fluid apertures（1.6）, the liquid injection hole（1.6）Positioned at negative terminal（3）Side.
10. according to any described lithium battery ceramic cover plate component of claim 1 to 9, it is characterized in that the ceramic laminate body（1）For
Oxide, nitride or carbide ceramics are made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621267024.4U CN206388742U (en) | 2016-11-24 | 2016-11-24 | A kind of lithium battery ceramic cover plate component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621267024.4U CN206388742U (en) | 2016-11-24 | 2016-11-24 | A kind of lithium battery ceramic cover plate component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206388742U true CN206388742U (en) | 2017-08-08 |
Family
ID=59486046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621267024.4U Expired - Fee Related CN206388742U (en) | 2016-11-24 | 2016-11-24 | A kind of lithium battery ceramic cover plate component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206388742U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020103951A1 (en) * | 2018-11-23 | 2020-05-28 | 常州微宙电子科技有限公司 | Lithium ion battery and ceramic cover plate thereof |
| CN112599902A (en) * | 2020-12-16 | 2021-04-02 | 惠州市德能电池有限公司 | Packaging structure, button cell and packaging method thereof |
| CN112599901A (en) * | 2020-12-16 | 2021-04-02 | 惠州市德能电池有限公司 | Ceramic insulating sheet, button cell and packaging method thereof |
-
2016
- 2016-11-24 CN CN201621267024.4U patent/CN206388742U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020103951A1 (en) * | 2018-11-23 | 2020-05-28 | 常州微宙电子科技有限公司 | Lithium ion battery and ceramic cover plate thereof |
| CN111224024A (en) * | 2018-11-23 | 2020-06-02 | 常州微宙电子科技有限公司 | Lithium ion battery and ceramic cover plate thereof |
| CN112599902A (en) * | 2020-12-16 | 2021-04-02 | 惠州市德能电池有限公司 | Packaging structure, button cell and packaging method thereof |
| CN112599901A (en) * | 2020-12-16 | 2021-04-02 | 惠州市德能电池有限公司 | Ceramic insulating sheet, button cell and packaging method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170808 Termination date: 20201124 |