CN211605327U - Novel packaging structure of lithium battery - Google Patents
Novel packaging structure of lithium battery Download PDFInfo
- Publication number
- CN211605327U CN211605327U CN202020030316.6U CN202020030316U CN211605327U CN 211605327 U CN211605327 U CN 211605327U CN 202020030316 U CN202020030316 U CN 202020030316U CN 211605327 U CN211605327 U CN 211605327U
- Authority
- CN
- China
- Prior art keywords
- control panel
- anodal
- shell
- lithium ion
- pad
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000004806 packaging method and process Methods 0.000 title claims abstract description 13
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 11
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 7
- 229910001416 lithium ion Inorganic materials 0.000 claims abstract description 16
- 238000009434 installation Methods 0.000 claims abstract description 8
- 238000001465 metallisation Methods 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 claims description 12
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 5
- 150000002641 lithium Chemical class 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 4
- 230000002950 deficient Effects 0.000 abstract description 2
- 238000005452 bending Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000003862 health status Effects 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Secondary Cells (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The utility model discloses a novel packaging structure of lithium cell, include the shell and install in the inside lithium ion cell of shell, the shell upper end forms an installation cavity, installation cavity internally mounted has the control panel, the edge of control panel forms an annular conduction region through metallization processing technology, the control panel install insulating gasket on the surface, the control panel be fixed with positive cap on the surface, the upper surface of control panel still is equipped with the anodal test point of electric core, the anodal lead-out wire of lithium ion cell is installed on anodal (B +) pad of control panel, and the negative pole lead-out wire of lithium ion cell then installs on the negative pole (B-) pad of control panel. The utility model has the characteristics of the structure is succinct, and safe and reliable has designed an electric core test point on the circuit board, through the trompil on the insulating gasket, can detect sealed at the inside electric core situation of box hat, and effectual factors such as detecting the assembly harmfully lead to the battery of electric leakage, prevent that the defective products from flowing into market.
Description
Technical Field
The utility model relates to a battery technology field, concretely relates to novel packaging structure of lithium cell.
Background
Currently, AA batteries in the market are mainly classified into alkaline primary batteries, carbon primary batteries, nickel-hydrogen rechargeable batteries, lithium-ion rechargeable batteries, and the like according to materials. Among them, the 1.5v constant voltage lithium ion rechargeable battery has obvious performance and environmental protection advantages: constant voltage output of 1.5v, strong load capacity, fast charging speed, and repeated charging and discharging for more than hundreds of times.
In the aspect of a 1.5v constant-voltage lithium ion battery, a packaging mode that a cylindrical battery cathode end is embedded into a circuit board module is disclosed at present, but the existing packaging mode lacks a detection means for a lithium ion battery cell packaged inside, and the structure is complex.
Disclosure of Invention
The utility model aims to solve the technical problem that a novel packaging structure of lithium cell is provided to solve the problem of proposing in the above-mentioned background art.
The utility model discloses a realize through following technical scheme: a novel packaging structure of a lithium battery comprises a metal shell and a lithium ion battery cell arranged in the shell, wherein a port at the upper part of the metal shell is inwards bent through a sealing process to form a flanging with an annular structure, an annular boss is formed at a proper position on the inner wall of the shell through a rolling groove process, an installation cavity is formed between the flanging and the annular boss, a control panel is arranged in the installation cavity, the edge of the control panel forms an annular conductive area through a circuit board metallization process, the lower surface of the annular conductive area is electrically contacted with the annular boss on the inner wall of the shell, an insulating gasket is arranged on the control panel, the edge of the upper surface of the insulating gasket is pressed and fixed by the flanging formed by the sealing process, a positive electrode cap bonding pad is arranged on the front surface of the control panel, a positive electrode cap is welded and fixed on the positive electrode cap bonding pad, the upper end of the positive electrode cap, and the negative lead-out wire of the lithium ion cell is arranged on the negative (B-) bonding pad of the control board. And the positive side of the control board is also provided with a battery cell positive electrode test point, and the battery cell positive electrode test point and a positive electrode (B +) bonding pad on the control board are at the same potential.
As a preferred technical scheme, the annular conductive area on the circuit board is manufactured by a metallization processing technology, the shell is made of steel materials, and the negative electrode of the battery cell is conducted with the shell through the negative electrode outgoing line and the annular conductive area on the edge of the control board.
As a preferred technical scheme, the insulating gasket is provided with a positive electrode test hole right opposite to the positive electrode test point.
Preferably, the electronic components are mounted on the back surface of the control board.
The utility model has the advantages that: the utility model has the characteristics of the structure is succinct, safe and reliable to a test point has been designed on the circuit board, through the trompil on the insulating gasket, can detect the lithium ion battery cell health status sealed inside the box hat, other factors such as effectual detection assembly is bad lead to from power consumptive, and the finished product battery of electric leakage prevents that the defective products from flowing into market.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged schematic view of the upper end of the housing of the present invention;
fig. 3 is a schematic view of the back of the middle control panel of the present invention;
fig. 4 is a schematic front view of the control panel of the present invention;
fig. 5 is a schematic view of the middle insulating spacer of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly, and may for example be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 and fig. 2, the utility model discloses a novel packaging structure of lithium cell, include shell 6 and install in the inside lithium ion cell 1 of shell 6, the port of shell 6 upper end forms an annular structure's turn-ups through the inside bending of sealing process, 6 upper ends of shell are located turn-ups lower extreme department and form an annular channel 9 through the inside bending of slot rolling process, form an installation cavity between turn-ups and the annular channel 9, installation cavity internally mounted has control panel 5, the edge of control panel 5 forms an annular conduction region 12 through circuit board metallization processing technology, the boss electrical contact that the lower surface of the annular conduction region 12 on the control panel and the inner wall of shell 6 formed, control panel 5 installs insulating gasket 3 on the surface, the upper surface edge of insulating gasket 3 by the turn-ups that shell 6 sealing process formed push down fixedly.
As shown in fig. 3, the positive lead 2 of the lithium ion cell 1 is mounted on the positive (B +) pad 13 of the control board 5, and the negative lead 7 of the lithium ion cell 1 is mounted on the negative (B-) pad 15 of the control board 5.
Referring to fig. 4, the upper surface of the control board 5 is provided with a positive cap bonding pad 16, the positive cap bonding pad is welded and fixed with the positive cap 4, the upper end of the positive cap 4 is arranged outside, the surface of the control board 5 is also provided with an internal cell positive test point 14, the cell positive test point 14 and a positive (B +) bonding pad 13 on the control board 5 have the same potential,
in this embodiment, the annular conductive area 12 is made of a circuit board metallization process material, the housing 6 is made of a steel material, and the negative electrode of the battery cell is conducted with the housing 6 through the negative electrode outgoing line 7 and the annular conductive area 12, so that the whole housing becomes a negative electrode, and when a battery cell test is performed, the negative electrode probe directly contacts the housing 6.
As shown in fig. 5, in this embodiment, a positive electrode test hole 11 is disposed at a position of the insulating gasket 3 opposite to the positive electrode test point 14, and the positive electrode probe passes through the positive electrode test hole 11 to contact with the internal positive electrode test point 14, so that the health condition of the battery cell can be directly tested.
In this embodiment, the electronic component 8 is mounted on the bottom surface of the control board 5.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.
Claims (4)
1. A novel packaging structure of lithium cell which characterized in that: the lithium ion battery comprises a shell (6) and a lithium ion battery cell (1) arranged inside the shell (6), wherein a port at the upper end of the shell (6) is inwards bent through a sealing process to form a flange with an annular structure, the upper end of the shell (6) is positioned at the lower end of the flange and inwards bent through a rolling groove process to form an annular groove (9), an installation cavity is formed between the flange and the annular groove (9), a control panel (5) is arranged inside the installation cavity, the edge of the control panel (5) forms an annular conductive area (12) through a circuit board metallization process, the lower surface of the annular conductive area (12) on the control panel is in contact with a boss formed by the inner wall of the shell (6) through the rolling groove process, an insulating gasket (3) is arranged on the surface of the control panel (5), and the edge of the upper surface of the insulating gasket (3) is pressed, the upper surface of control panel (5) is equipped with anodal cap pad (16), welded fastening has anodal cap (4) on anodal cap pad (16), anodal cap (4) upper end sets up in the outside, and control panel (5) still be equipped with anodal test point of electric core (14) on the surface, anodal (B +) pad (13) on anodal test point of electric core (14) and control panel (5) have the same electric potential, install on anodal (B +) pad (13) of control panel (5) anodal lead-out wire (2) of lithium ion cell (1).
2. The novel packaging structure of a lithium battery as claimed in claim 1, characterized in that: the annular conductive area (12) is made of circuit board metallization process materials, the shell (6) is made of steel materials, the negative electrode of the battery cell is arranged on a negative electrode (B-) bonding pad (15) of the control board through a negative electrode outgoing line (7), and the conduction is realized through the annular conductive area (12) on the edge of the circuit board and the shell (6).
3. The novel packaging structure of a lithium battery as claimed in claim 1, characterized in that: the insulating gasket (3) is provided with a positive electrode test hole (11) right opposite to the positive electrode test point.
4. The novel packaging structure of a lithium battery as claimed in claim 1, characterized in that: an electronic component (8) is mounted on the bottom surface of the control board (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020030316.6U CN211605327U (en) | 2020-01-08 | 2020-01-08 | Novel packaging structure of lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020030316.6U CN211605327U (en) | 2020-01-08 | 2020-01-08 | Novel packaging structure of lithium battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211605327U true CN211605327U (en) | 2020-09-29 |
Family
ID=72600848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020030316.6U Expired - Fee Related CN211605327U (en) | 2020-01-08 | 2020-01-08 | Novel packaging structure of lithium battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211605327U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112687941A (en) * | 2021-03-12 | 2021-04-20 | 武汉逸飞激光股份有限公司 | Automatic flanging and sealing production line for batteries |
-
2020
- 2020-01-08 CN CN202020030316.6U patent/CN211605327U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112687941A (en) * | 2021-03-12 | 2021-04-20 | 武汉逸飞激光股份有限公司 | Automatic flanging and sealing production line for batteries |
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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: 20200929 |