CN113258179B - Novel packaged solid-state battery - Google Patents
Novel packaged solid-state battery Download PDFInfo
- Publication number
- CN113258179B CN113258179B CN202110437161.7A CN202110437161A CN113258179B CN 113258179 B CN113258179 B CN 113258179B CN 202110437161 A CN202110437161 A CN 202110437161A CN 113258179 B CN113258179 B CN 113258179B
- Authority
- CN
- China
- Prior art keywords
- metal shell
- cap
- positive electrode
- state battery
- opening
- 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.)
- Active
Links
Images
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
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The invention provides a novel packaged solid-state battery, which comprises a metal shell, an electric core, a cap, a positive electrode lug, a negative electrode lug and an insulating piece, wherein the metal shell is of a cylindrical structure, at least one end of the metal shell is provided with an opening, the electric core is arranged in the metal shell, the cap is packaged with the opening and made of plastic materials, one end of the positive electrode lug is connected with the electric core, the other end of the positive electrode lug is used for being connected with a connecting end corresponding to external equipment, one end of the negative electrode lug is connected with the electric core, the other end of the negative electrode lug is used for being connected with the connecting end corresponding to the external equipment, and the insulating piece is arranged between the positive electrode lug and the electric core and is also arranged between the negative electrode lug and the electric core. The novel packaged solid-state battery provided by the invention has the advantages that the opening of the metal shell is packaged by the plastic cap, the positive electrode lug and the negative electrode lug can be indirectly electrically connected with external equipment, or the positive electrode lug and the negative electrode lug penetrate through the cap to be directly electrically connected with the external equipment, the packaging structure is simple, and the cost is low.
Description
Technical Field
The invention relates to the field of batteries, in particular to a novel packaged solid-state battery.
Background
Batteries are a common device for storing electrical energy in life. In the prior art, most batteries are provided with an upper metal shell and a lower metal shell which are mutually butted, a battery cell is packaged in a space between the upper metal shell and the lower metal shell, and meanwhile, an insulation structure needs to be arranged between the upper metal shell and the lower metal shell, so that the packaging is complex and difficult.
It is desirable to provide a new packaged solid-state battery to solve the above technical problems.
Disclosure of Invention
The invention provides a novel packaged solid-state battery, which is used for packaging an opening of a metal shell through a plastic cap so as to solve the problem that the packaging of the solid-state battery in the prior art is complex and difficult.
In order to solve the technical problems, the technical scheme of the invention is as follows: a novel packaged solid state battery, comprising:
the metal shell is of a cylindrical structure, and at least one end of the metal shell is provided with an opening;
the battery cell is arranged in the metal shell;
the cap encapsulates the opening, and is made of an insulating material;
one end of the positive electrode lug is connected with the battery cell, and the other end of the positive electrode lug is used for being connected with a corresponding connecting end of external equipment;
one end of the negative pole tab is connected with the battery cell, and the other end of the negative pole tab is used for being connected with a connecting end corresponding to external equipment; and
and the insulating piece is arranged between the battery cell and the cover cap.
In the invention, one end of the metal shell close to the opening is provided with an outer folded edge, the outer folded edge is positioned on the outer peripheral side of the metal shell, the cap wraps the outer peripheral side of the metal shell, and the cap wraps the outer folded edge.
Furthermore, a gap or a through hole is arranged on the outer side folded edge, and the cap is filled in the gap or the through hole.
In the invention, one end of the metal shell close to the opening is provided with an inner side folded edge, the inner side folded edge is positioned on the inner side wall of the metal shell, and the cap wraps the inner side folded edge.
Furthermore, a gap or a through hole is formed in the inner side folded edge, and the cap is filled in the gap or the through hole.
In the invention, the positive electrode lug and the negative electrode lug penetrate through the cover cap at the same end of the metal shell and extend out to the outside, or the two ends of the metal shell are both provided with the cover caps, and the positive electrode lug and the negative electrode lug penetrate through the cover caps at the two ends of the metal shell and extend out to the outside in a one-to-one correspondence manner.
Furthermore, the extending part of the positive electrode tab and/or the negative electrode tab is approximately perpendicular to the outer surface of the cap, or the positive electrode tab and/or the negative electrode tab is bent and then flatly pasted on the outer surface of the cap.
In the invention, one end of the metal shell is provided with an opening, the other end of the metal shell is closed, the positive electrode tab penetrates through the cover cap and extends out of the metal shell, and the negative electrode tab is connected with the inner bottom wall of the metal shell.
In the invention, the novel packaged solid-state battery further comprises a contact piece, wherein the cap is provided with an accommodating through hole, the contact piece is embedded in the accommodating through hole, the inner surface of the contact piece is connected with the positive electrode lug or the negative electrode lug, and the outer surface of the contact piece is used for being connected with a connecting end corresponding to external equipment.
Furthermore, the caps are arranged at two ends of the metal shell, and the positive electrode lug and the negative electrode lug are respectively connected with one corresponding contact piece;
or one end of the metal shell is provided with the opening, the other end is a closed end, one of the positive pole lug and the negative pole lug is connected with the contact piece, and the other of the positive pole lug and the negative pole lug is connected with the inner bottom wall of the metal shell.
Compared with the prior art, the invention has the beneficial effects that: the novel packaged solid-state battery provided by the invention has the advantages that the opening of the metal shell is packaged by the plastic cap, the positive electrode lug and the negative electrode lug can be indirectly electrically connected with external equipment, or the positive electrode lug and the negative electrode lug penetrate through the cap to be directly electrically connected with the external equipment, the packaging structure is simple, and the cost is low.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required in the embodiments are briefly introduced below, and the drawings in the following description are only corresponding to some embodiments of the present invention.
Fig. 1 is a schematic diagram of the structure of the novel encapsulated solid-state battery of the present invention.
Fig. 2 is a cross-sectional view of the novel encapsulated solid-state battery of the present invention employing wound cells.
Fig. 3 is a cross-sectional view of a novel encapsulated solid-state battery of the present invention employing laminated cells.
Fig. 4 is a cross-sectional view of the newly packaged solid-state battery of the present invention with the positive and negative electrode tabs in one-to-one correspondence extending through the caps at both ends of the metal can to the exterior.
Fig. 5 is a cross-sectional view of a bent positive and negative electrode tabs of the novel encapsulated solid-state battery of the present invention flat against the outer surface of the cap.
Fig. 6 is a cross-sectional view of one of the positive and negative electrode tabs of the novel encapsulated solid-state battery of the present invention extending through the cap and the other being attached to the metal casing.
Fig. 7 is a cross-sectional view of the metal casing of the novel encapsulated solid-state battery of the present invention provided with an inside gusset.
Fig. 8 is a schematic diagram of the structure of the metal casing of the novel encapsulated solid-state battery of the present invention.
Fig. 9 is a schematic structural view of the novel encapsulated solid-state battery of the present invention with a notch formed in the outside fold of the metal can.
Fig. 10 is an enlarged view of a portion of the structure at a in fig. 9.
Fig. 11 is a schematic view of the structure of the novel packaged solid-state battery of the present invention with contact pads.
Fig. 12 is a cross-sectional view of the novel packaged solid-state battery of fig. 11.
Fig. 13 is one embodiment of a contact pad of the novel packaged solid state battery of the present invention.
Fig. 14 shows a second embodiment of the contact strip of the novel packaged solid-state battery of the present invention.
The names of the components corresponding to the reference numbers in the drawings are as follows:
11: a metal shell; 111a: folding the outer side; 111b: folding the inner side; 112: a notch; 12: capping; 13: a positive electrode tab; 14: a negative electrode tab; 15a, winding the battery cell; 15b: laminating the battery cells; 16: an insulating member.
21: a metal shell; 211: folding the outer side; 22: capping; 23: a contact piece; 231: a groove; 231a: a groove; 231b: a groove; 24: a positive electrode tab; 25: a negative electrode tab; 26, a battery cell; 27: an insulating member.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the present invention, directional terms such as "up", "down", "front", "back", "left", "right", "inner", "outer", "side", "top" and "bottom" are used only with reference to the orientation of the drawings, and the directional terms are used for illustration and understanding of the present invention, and are not intended to limit the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., the connection may be a detachable connection or a connection in a unitary structure; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the prior art, the packaging of the battery is complex and difficult.
The following is a preferred embodiment of the present invention providing a novel packaged solid-state battery that solves the above technical problems.
Referring to fig. 1 and fig. 2, fig. 1 is a schematic structural diagram of the novel encapsulated solid-state battery of the present invention, and fig. 2 is a cross-sectional view of the novel encapsulated solid-state battery of the present invention, which employs a wound cell.
In the drawings, elements having similar structures are denoted by the same reference numerals.
The invention provides a novel packaged solid-state battery, which comprises a metal shell 11, a battery core, a cap 12, a positive electrode tab 13, a negative electrode tab 14 and an insulating piece 16.
The metal shell 11 is a cylindrical structure, and at least one end of the metal shell 11 is provided with an opening, for example, the top of the metal shell 11 is an opening in fig. 2. The cell is disposed in the metal shell 11, wherein the cell may adopt a winding cell 15a shown in fig. 2, and may also adopt a laminated cell 15b shown in fig. 3.
The cap 12 encapsulates the opening, the cap 12 is made of an insulating material, such as a plastic material, wherein the cap 12 is connected with the metal shell 11 in an injection molding manner and encapsulates the opening, further, the cap 12 can be made in a low-pressure injection molding manner, the injection molding pressure is low, the metal shell 11 is not easily damaged, the process cycle is short, the yield is high, and the encapsulation effect is good.
One end of the positive electrode tab 13 is connected with the battery cell, and the other end of the positive electrode tab is connected with a connecting end corresponding to external equipment. One end of the negative electrode tab 14 is connected with the battery cell, and the other end is used for being connected with a connecting end corresponding to external equipment. The positive electrode tab 13 and the negative electrode tab 14 may be directly connected to an external device or indirectly connected to the external device.
The insulator 16 may be provided as a sheet-like structure, with the insulator 16 being disposed between the core and the cap 12. Wherein the cap 12 is made of plastic, when the cap 12 is formed by injection molding, the insulating member 16 can support the cap 12, and the insulating member 16 can isolate the battery cell from the cap 12.
Further, the insulating member 16 may be configured to wrap the outer surface of the battery cell.
As shown in fig. 2, the insulating member 16 may integrally wrap the upper surface, the lower surface, and the peripheral side surface of the battery cell, and the insulating member 16 serves to insulate and isolate the metal shell 11 from the battery cell.
Or the insulating member 16 may also include an upper insulating sheet, a lower insulating sheet, and a lateral insulating sheet, where the upper insulating sheet is disposed on the upper surface of the electric core, the lower insulating sheet is disposed on the lower surface of the electric core, the lateral insulating sheet is disposed between the circumferential side surface of the electric core and the inner side surface of the metal shell 11, and the lateral insulator may be an insulating coating disposed on the inner side surface of the metal shell 11.
Referring to fig. 2 and 8, in the present invention, an outer folded edge 111a is disposed at one end of the metal shell 11 close to the opening, the outer folded edge 111a is located at an outer circumferential side of the metal shell 11, the cap 12 wraps the outer circumferential side of the metal shell 11, and the cap 12 wraps the outer folded edge 111a, so that the cap 12 and the metal shell 11 are stably and tightly connected, and the cap 12 can form a better package for the opening of the metal shell 11.
Referring to fig. 9 and 10, optionally, a notch 112 or a through hole (not shown in the embodiment of the through hole) may be formed on the outer folded edge 111a, and the cap 12 fills the notch 112 or the through hole, so that the cap 12 is connected to the metal shell 11 more tightly and is not easy to rotate or disengage.
Preferably, the inner width L1 of the notch 112 is greater than the outer width L2 of the notch 112, and the notch 112 may be configured to have a trapezoidal structure as shown in fig. 10, so as to further improve the stability of the connection between the cap 12 and the metal shell 11.
Referring to fig. 7, optionally, an inner folded edge 111b may also be disposed at an end of the metal shell 11 close to the opening, the inner folded edge 111b is located on an inner sidewall of the metal shell 11, a peripheral side of the cap 12 contacts the inner sidewall of the metal shell 11, and the cap 12 wraps the inner folded edge 111b.
Accordingly, a notch or through hole may be provided in the inner folded edge 111b, and the cap 12 may fill the notch or through hole, and the notch may have a similar structure to the outer folded edge 111 a.
Referring to fig. 2, according to actual requirements, in the present invention, the positive electrode tab 13 and the negative electrode tab 14 may extend to the outside through the cap 12 at the same end of the metal shell 11, referring to fig. 4, or the caps 12 are disposed at both ends of the metal shell 11, and the caps 12 corresponding to the positive electrode tab 13 and the negative electrode tab 14 and extending to the outside through the both ends of the metal shell 11.
Further, the extending portions of the positive electrode tab 13 and the negative electrode tab 14 are substantially perpendicular to the outer surface of the cap 12 for connection with an external device, for example, the positive electrode tab 13 and the negative electrode tab 14 may be connected with the external device by plugging or welding.
Or referring to fig. 5, the positive electrode tab 13 and the negative electrode tab 14 may be bent and then flatly attached to the outer surface of the corresponding cap 12, the positive electrode tab 13 and the negative electrode tab 14 may be misplaced on the outer surface of the cap 12 on the same side, or the positive electrode tab 13 and the negative electrode tab 14 may be respectively and correspondingly disposed on the outer surfaces of the caps 12 on different sides.
Of course, one of the positive electrode tab 13 and the negative electrode tab 14 may be disposed such that the extended portion thereof is substantially perpendicular to the outer surface of the cap 12, and the other of the positive electrode tab 13 and the negative electrode tab 14 may be bent to be flatly attached to the outer surface of the corresponding cap 12.
Referring to fig. 6, on the other hand, when an opening is formed at one end of the metal shell 11 and the other end is closed, the positive electrode tab 13 may extend out of the metal shell 11 through the cap 12, and the negative electrode tab 14 may be connected to the inner bottom wall of the metal shell 11 to meet the connection requirement with the corresponding external device.
In the liquid battery, liquid is filled between the tab and the inner wall of the metal case, which affects impedance, so the tab must be welded to the metal case. In the solid-state battery of the present invention, the negative electrode tab 14 and the inner bottom wall of the metal case 11 may be connected by welding from the inside or the outside, or may be connected by non-fixed press-contact.
As shown in fig. 6, the negative electrode tab 14 penetrates through the insulator 16 and is disposed between the insulator 16 and the inner wall of the metal shell 11 by bending and flatly attaching, and the insulator 16 plays a role in isolating and insulating the negative electrode tab 14 and the battery cell.
Referring to fig. 11 and 12, another embodiment of the novel packaged solid-state battery of the present invention is as follows.
The invention provides a novel packaged solid-state battery which comprises a metal shell 21, a battery core 26, a cap 22, a positive electrode lug 24, a negative electrode lug 25 and an insulating piece 27.
The metal shell 21 has a cylindrical structure, and at least one end of the metal shell 21 is provided with an opening. The battery cell 26 is disposed inside the metal case 21. The cap 22 encapsulates the opening, and the cap 22 is made of plastic.
One end of the positive electrode tab 24 is connected with the battery core 26, and the other end is used for being connected with a corresponding connecting end of external equipment. One end of the negative electrode tab 25 is connected with the battery cell 26, and the other end is used for connecting with a corresponding connecting end of an external device. The positive electrode tab 24 and the negative electrode tab 25 may be directly connected to an external device or indirectly connected to an external device.
The insulator 27 is disposed between the positive electrode tab 24 and the battery cell 26 and between the negative electrode tab 25 and the battery cell 26, and the insulator 27 plays a role in isolating and insulating the positive electrode tab 24 and the battery cell 26 and plays a role in isolating and insulating the negative electrode tab 25 and the battery cell 26.
An outer folded edge 211 can be arranged at one end of the metal shell 21 close to the opening, the outer folded edge 211 is located on the outer periphery of the metal shell 21, the cap 22 wraps the outer periphery of the metal shell 21, and the cap 22 wraps the outer folded edge 211.
The novel packaged solid-state battery in this embodiment further includes a contact piece 23, the cap 22 is provided with a receiving through hole, the contact piece 23 is embedded in the receiving through hole, an inner surface of the contact piece 23 is connected with a positive electrode tab 24 or a negative electrode tab 25, and an outer surface of the contact piece 23 is exposed to an external space for connection with an external device.
As shown in fig. 12, the metal case 21 has a structure in which one end is provided with an opening and the other end is a closed end, only one end of the metal case 21 is provided with a cap 22 and a contact piece 23, one of a positive electrode tab 24 and a negative electrode tab 25 is connected to the contact piece 23, and the other of the positive electrode tab 24 and the negative electrode tab 25 is connected to the inner bottom wall of the metal case 21.
It is to be understood that a structure in which the cap 22 and the contact pieces 23 are provided at both ends of the metal case 21 (the structure in which the cap 22 and the contact pieces 23 are provided at both ends is not illustrated again) may be alternatively provided, while the positive electrode tabs 24 and the negative electrode tabs 25 are respectively connected to the inner surfaces of one of the contact pieces 23 in one-to-one correspondence.
The positive electrode tab 24 and the contact piece 23 or the negative electrode tab 25 and the contact piece 23 may be connected by welding from the inside or the outside, or may be connected by non-fixed press-contact.
Wherein, the annular periphery of the contact piece 23 is provided with a groove 231, and the cap 22 fills the groove 231, so that the cap 22 can form a fixed connection with the contact piece 23.
In the present embodiment, the side edge of the contact piece 23 is bent to form the groove 231, and the outer surface of the contact piece 23 is flush with the outer surface of the cap 22, so that the packaging connection effect is good, and the cost is saved.
It is understood that, referring to fig. 13, a full circle of the groove 231a may be provided on the annular peripheral side of the contact piece 23.
Alternatively, referring to fig. 14, a plurality of grooves 231b may be provided at intervals along the circumferential direction of the contact piece 23, and as shown in the orientation of fig. 14, the grooves 231b may be provided on both the upper circumferential side and the lower circumferential side of the contact piece 23, so that the cap 22 is connected and fastened to the contact piece 23. In addition, as shown in fig. 14, the inner width L3 of the groove 231b may be greater than the outer width L4 of the groove 231b, so as to further improve the connection stability between the cap 22 and the contact piece 23.
The novel packaged solid-state battery provided by the invention has the advantages that the opening of the metal shell is packaged by the plastic cap, the positive electrode lug and the negative electrode lug can be indirectly electrically connected with external equipment, or the positive electrode lug and the negative electrode lug penetrate through the cap to be directly electrically connected with the external equipment, the packaging structure is simple, and the cost is low.
In summary, although the present invention has been described with reference to the preferred embodiments, the above-described preferred embodiments are not intended to limit the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, therefore, the scope of the present invention shall be determined by the appended claims.
Claims (7)
1. A novel packaged solid state battery, comprising:
the metal shell is of a cylindrical structure, and at least one end of the metal shell is provided with an opening;
the battery cell is arranged in the metal shell;
the cap encapsulates the opening, is made of an insulating material, is connected with the metal shell in a low-pressure injection molding mode and encapsulates the opening;
one end of the positive electrode lug is connected with the battery cell, and the other end of the positive electrode lug is used for being connected with a connecting end corresponding to external equipment;
one end of the negative pole tab is connected with the battery cell, and the other end of the negative pole tab is used for being connected with a connecting end corresponding to external equipment; and
the insulating piece is arranged between the battery cell and the cap;
one end of the metal shell is provided with an opening, the other end of the metal shell is sealed, the positive pole lug penetrates through the cover cap and extends out to the outside of the metal shell, and the negative pole lug is connected with the inner bottom wall of the metal shell in a non-fixed extrusion contact mode.
2. The novel packaged solid-state battery according to claim 1, wherein an end of the metal case near the opening is provided with an outer folded edge, the outer folded edge is located at an outer circumferential side of the metal case, the cap covers the outer circumferential side of the metal case, and the cap covers the outer folded edge.
3. A novel packaged solid-state battery according to claim 2, wherein a notch or through hole is provided in the outer flange, and the cap fills the notch or through hole.
4. A novel packaged solid-state battery according to claim 1, wherein an end of the metal case near the opening is provided with an inner flange, the inner flange is located on an inner sidewall of the metal case, and the cap covers the inner flange.
5. A novel packaged solid state battery according to claim 4, wherein a notch or a through hole is provided on the inner folded edge, and the cap fills the notch or the through hole.
6. The newly packaged solid-state battery according to claim 1, further comprising a contact piece, wherein the cap is provided with an accommodating through hole, the contact piece is embedded in the accommodating through hole, the inner surface of the contact piece is connected to the positive electrode tab or the negative electrode tab, and the outer surface of the contact piece is used for connecting to a corresponding connecting end of an external device.
7. The novel packaged solid-state battery according to claim 6, wherein the cap is disposed at each end of the metal case, and the positive electrode tab and the negative electrode tab are connected to a corresponding one of the contact pieces;
or one end of the metal shell is provided with the opening, the other end of the metal shell is a closed end, one of the positive pole lug and the negative pole lug is connected with the contact piece, and the other of the positive pole lug and the negative pole lug is connected with the inner bottom wall of the metal shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110437161.7A CN113258179B (en) | 2021-04-22 | 2021-04-22 | Novel packaged solid-state battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110437161.7A CN113258179B (en) | 2021-04-22 | 2021-04-22 | Novel packaged solid-state battery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113258179A CN113258179A (en) | 2021-08-13 |
| CN113258179B true CN113258179B (en) | 2023-01-24 |
Family
ID=77221312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110437161.7A Active CN113258179B (en) | 2021-04-22 | 2021-04-22 | Novel packaged solid-state battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113258179B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4181279A4 (en) * | 2021-09-30 | 2024-07-17 | Contemporary Amperex Technology Co Ltd | Battery cell and manufacturing method and manufacturing system therefor, battery, and electrical device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004200118A (en) * | 2002-12-20 | 2004-07-15 | Matsushita Electric Ind Co Ltd | Battery and battery pack |
| CN201812868U (en) * | 2010-10-14 | 2011-04-27 | 北京昌日新能源科技有限公司 | Energy storage protection box |
| CN202678429U (en) * | 2012-07-17 | 2013-01-16 | 长沙业翔能源科技有限公司 | Lithium ion battery |
| CN107195807A (en) * | 2017-06-06 | 2017-09-22 | 惠州亿纬锂能股份有限公司 | Chargeable miniature lithium ion battery with hard shell structure and preparation method |
| CN212342702U (en) * | 2020-05-12 | 2021-01-12 | 路华置富电子(深圳)有限公司 | Battery cap and battery using same |
| CN112366394A (en) * | 2020-11-11 | 2021-02-12 | 路华置富电子(深圳)有限公司 | Button cell |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111799402B (en) * | 2017-08-30 | 2021-06-25 | 宁德时代新能源科技股份有限公司 | Secondary battery and battery module |
| CN207938675U (en) * | 2018-02-11 | 2018-10-02 | 朱晶晶 | Lithium battery storage battery |
| CN110379990A (en) * | 2019-06-20 | 2019-10-25 | 金能电池(东莞)有限公司 | A kind of button cell without soldering polar ear |
| CN212810409U (en) * | 2020-06-24 | 2021-03-26 | 深圳市格瑞普电池有限公司 | Button type lithium ion battery and shell |
| CN212461793U (en) * | 2020-06-24 | 2021-02-02 | 惠州市纬世新能源有限公司 | Battery core with plastic shell structure and flat battery |
-
2021
- 2021-04-22 CN CN202110437161.7A patent/CN113258179B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004200118A (en) * | 2002-12-20 | 2004-07-15 | Matsushita Electric Ind Co Ltd | Battery and battery pack |
| CN201812868U (en) * | 2010-10-14 | 2011-04-27 | 北京昌日新能源科技有限公司 | Energy storage protection box |
| CN202678429U (en) * | 2012-07-17 | 2013-01-16 | 长沙业翔能源科技有限公司 | Lithium ion battery |
| CN107195807A (en) * | 2017-06-06 | 2017-09-22 | 惠州亿纬锂能股份有限公司 | Chargeable miniature lithium ion battery with hard shell structure and preparation method |
| CN212342702U (en) * | 2020-05-12 | 2021-01-12 | 路华置富电子(深圳)有限公司 | Battery cap and battery using same |
| CN112366394A (en) * | 2020-11-11 | 2021-02-12 | 路华置富电子(深圳)有限公司 | Button cell |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113258179A (en) | 2021-08-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101084056B1 (en) | Rechargeable battery | |
| EP2849247B1 (en) | Rechargeable battery | |
| JP6066123B2 (en) | Secondary battery pack | |
| JP2009545850A (en) | Secondary battery having an upper sealing portion with an improved structure | |
| CN100459233C (en) | Jelly-roll type electrode assembly and secondary battery employing the same | |
| CN114597610A (en) | Battery with a battery cell | |
| KR101230994B1 (en) | Large-sized Battery | |
| CN113131055A (en) | Battery cell and electric equipment | |
| CN114665233A (en) | Battery with a battery cell | |
| WO2023185285A1 (en) | Battery | |
| CN113258179B (en) | Novel packaged solid-state battery | |
| CN114614208A (en) | Battery with a battery cell | |
| CN213150965U (en) | Battery and device using battery | |
| KR20100041458A (en) | Secondary battery pack | |
| CN219180703U (en) | Special-shaped battery | |
| CN217507616U (en) | Battery with a battery cell | |
| CN214428696U (en) | Novel packaged solid-state battery | |
| CN214411349U (en) | Solid state battery with reliable packaging | |
| CN214411337U (en) | Solid button cell | |
| CN212392306U (en) | Annular battery | |
| WO2022204966A1 (en) | Battery cell and electrical device | |
| CN211789187U (en) | Battery case and lithium battery | |
| JP5474654B2 (en) | Battery pack | |
| KR102053842B1 (en) | Secondary battery including electrode lead | |
| CN215184231U (en) | Electrochemical device and electric equipment thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |