CN214226999U - Cylindrical rechargeable lithium battery - Google Patents
Cylindrical rechargeable lithium battery Download PDFInfo
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- CN214226999U CN214226999U CN202120544977.5U CN202120544977U CN214226999U CN 214226999 U CN214226999 U CN 214226999U CN 202120544977 U CN202120544977 U CN 202120544977U CN 214226999 U CN214226999 U CN 214226999U
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- lithium battery
- pogopin
- insulating
- circuit board
- charging interface
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The utility model discloses a cylindrical rechargeable lithium battery, which comprises a lithium battery core, wherein the center of the top of the lithium battery core is provided with an anode terminal, and the shell of the lithium battery core is a cathode terminal; an insulating case disposed over the lithium battery cell; a circuit board vertically disposed within the insulating housing; the battery cover is sleeved at the top of the lithium battery core and wraps the insulating shell, and the battery cover is a conductive hardware and is in contact connection with the negative terminal; the circuit board is provided with a charging interface, and the charging interface penetrates through the insulating shell and the battery cover respectively; the positive pole Pogopin is vertically arranged, and two ends of the positive pole Pogopin are respectively connected with the positive pole terminal and the circuit board; the negative pole Pogopin is horizontally arranged, one end of the negative pole Pogopin penetrates through the insulating shell to be connected with the battery cover, and the other end of the negative pole Pogopin is connected with the circuit board; and the positive electrode cap is arranged on the insulating shell and is electrically connected with the circuit board. The utility model has the characteristics of compact and the security is high rational in infrastructure.
Description
Technical Field
The utility model relates to a battery technology field particularly, especially relates to a cylindrical rechargeable lithium cell.
Background
Lithium batteries are widely used in portable digital devices such as mobile phones, digital cameras, portable computers, lighting devices, etc. and also in large-scale devices such as electric vehicles, electric tools, industrial equipment, energy storage and power generation equipment, etc. due to their numerous advantages such as high energy density, long cycle life, environmental protection, light weight, etc., and are gradually replacing batteries such as nickel-cadmium, lead-acid, nickel-hydrogen, etc. Along with the popularization of cylindrical rechargeable lithium batteries, the rechargeable lithium batteries in the prior art begin to be charged through a charging interface, but the conventional lithium batteries charged through the charging interface are generally not compact in structure, and the space of the conventional lithium batteries is also a certain promotion space. Therefore, in view of the defects of the above solutions in actual manufacturing and implementation, the present invention provides a cylindrical rechargeable lithium battery, which is based on the spirit and concept, and is assisted by professional knowledge and experience, and after many ingenuity and experiments, so as to solve the above problems.
SUMMERY OF THE UTILITY MODEL
To overcome the disadvantages of the prior art, an object of the present invention is to provide a cylindrical rechargeable lithium battery.
The utility model relates to a cylindrical rechargeable lithium battery can realize through following technical scheme:
the utility model relates to a cylindrical rechargeable lithium battery, which comprises a lithium battery core, wherein the center of the top of the lithium battery core is provided with an anode terminal, and the shell of the lithium battery core is a cathode terminal; an insulating case disposed over the lithium battery cell; a circuit board vertically disposed within the insulating housing; the battery cover is sleeved at the top of the lithium battery core and wraps the insulating shell, and the battery cover is a conductive hardware and is in contact connection with the negative terminal; the circuit board is provided with a charging interface, and the charging interface penetrates through the insulating shell and the battery cover respectively; the positive pole Pogopin is vertically arranged, and two ends of the positive pole Pogopin are respectively connected with the positive pole terminal and the circuit board; the negative pole Pogopin is horizontally arranged, one end of the negative pole Pogopin penetrates through the insulating shell to be connected with the battery cover, and the other end of the negative pole Pogopin is connected with the circuit board; and the positive electrode cap is arranged on the insulating shell and is electrically connected with the circuit board.
In one embodiment, the insulating housing includes a first insulating housing and a second insulating housing, which are connected by a snap structure.
In one embodiment, the first insulating case and the second insulating case are disposed in bilateral symmetry.
In one embodiment, the first insulating case and the second insulating case are arranged symmetrically up and down.
In one embodiment, a through hole and a Pogopin hole are formed in the first insulating shell or the second insulating shell, and the positions of the through hole and the Pogopin hole correspond to the positions of the charging interface and the negative electrode Pogopin respectively.
In one embodiment, a charging interface hole is disposed on a side surface of the battery cover, and the position of the charging interface hole corresponds to the position of the charging interface and the position of the through hole respectively.
In one embodiment, a dust cover is arranged on the charging interface hole.
In one embodiment, a gasket is further arranged between the insulating shell and the lithium battery cell, and the gasket is made of an insulating material.
In one embodiment, the charging interface is a Micro USB interface, a Lightning interface, or a Type C interface.
In one embodiment, a negative electrode sheet is arranged at the bottom of the lithium battery cell, and the negative electrode sheet is made of a conductive pentagold sheet.
Compared with the prior art, the utility model relates to a cylindrical rechargeable lithium cell's beneficial effect does:
the cylindrical rechargeable lithium battery is provided with the charging interface, so that the rechargeable lithium battery can be charged without an external charger and a direct connection power supply, is more convenient and faster, and simultaneously reduces the production cost; the circuit board is supported and insulated and protected through the insulating shell, and meanwhile, the upper gasket is arranged between the insulating shell and the lithium battery cell, so that the circuit board and the lithium battery cell are better insulated and protected; the structure of the battery is more reasonable and compact through the vertical arrangement of the circuit board, the vertical arrangement of the positive pole Pogopin and the horizontal arrangement of the negative pole Pogopin, and meanwhile, the positive pole Pogopin and the negative pole Pogopin are separated from each other, so that the danger of short circuit caused by the connection of an electronic element on the circuit board and the positive pole and the negative pole of the lithium battery core is prevented; meanwhile, the product can be widely applied to the use occasions of the primary battery, such as flashlights, remote controllers, toys and the like, thereby greatly expanding the application range of the cylindrical lithium battery and improving the market competitiveness of the product.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic perspective view of a cylindrical rechargeable lithium battery according to the present invention;
fig. 2 is a schematic view illustrating the structure of the other side of the cylindrical lithium rechargeable battery of the present invention shown in fig. 1;
fig. 3 is an exploded view of a cylindrical rechargeable lithium battery according to the present invention shown in fig. 1;
fig. 4 is an exploded view of the other side of the cylindrical rechargeable lithium battery of the present invention shown in fig. 1.
The following are marked in the figure: 11, a lithium battery cell; 111, a positive terminal; 112, a negative terminal; 12, a circuit board; 13, an insulating shell; 131, a first insulating case; 1311, through holes; 1312, Pogopin pore; 132, a second insulating case; 14, a battery cover; 141, a charging interface aperture; 15, a charging interface; 16, positive electrode Pogopin; 17, negative electrode Pogopin; 18, a positive electrode cap; 181, face cover; 19, a gasket; and 20, a negative plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of the embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "upper" and "lower" are used for indicating the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the indicated device or element must have a specific position, be constructed and operated in a specific position, and thus should not be construed as limiting the present invention.
Further, in the present disclosure, unless otherwise expressly stated or limited, the first feature may comprise both the first and second features directly contacting each other, and also may comprise the first and second features not being directly contacting each other but being in contact with each other by means of further features between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless explicitly stated or limited otherwise, the terms "disposed," "connected," and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 4, a cylindrical rechargeable lithium battery of the present invention may include a lithium battery cell 11, a circuit board 12, an insulating case 13, a battery cover 14, a charging interface 15, a positive electrode Pogopin16, a negative electrode Pogopin17, and a positive electrode cap 18. The top center of the lithium battery cell 11 is provided with a positive terminal 111, the shell of the lithium battery cell is a negative terminal 112, and the positive terminal 111 and the negative terminal 112 are isolated from each other; the insulating shell 13 is arranged above the lithium battery cell 11, so that the risk of short circuit caused by connection of electronic elements on the circuit board 12 and positive and negative terminals of the lithium battery cell 11 is prevented; the circuit board 12 is vertically arranged in the insulating shell 13; the battery cover 14 is sleeved on the top of the lithium battery cell 11 and wraps the insulating shell 13, and the battery cover 14 is a conductive hardware and is in contact connection with the negative terminal 112; the circuit board 12 is electrically connected with the lithium battery cell 11, a charging interface 15 is arranged on the circuit board 12, the charging interface 15 is arranged on the circuit board 12, penetrates through the insulating shell 13 and the battery cover 14 respectively, and charges the lithium battery cell 11 through the charging interface 15; the positive electrode Pogopin16 is vertically arranged, one end of the positive electrode Pogopin16 is connected with the positive electrode terminal 111, and the other end of the positive electrode Pogopin is connected with the circuit board 12; the negative electrode Pogopin17 is horizontally arranged, one end of the negative electrode Pogopin17 penetrates through the insulating shell 13 to be connected with the battery cover 14, and the other end of the negative electrode Pogopin is connected with the circuit board 12; the positive electrode cap 18 is arranged on the insulating shell 13, the positive electrode cap 18 is electrically connected with the circuit board 12, a surface cover 181 is arranged below the positive electrode cap 18, and the surface cover 181 is made of insulating materials and prevents the short-circuit connection between the positive electrode cap 18 and the battery cover 14.
Referring to fig. 1 and 2, in the present embodiment, the lithium battery cell 11 is cylindrical, and since most of the conventional alkaline batteries, nickel-hydrogen batteries, or nickel-cadmium batteries are cylindrical, the lithium battery cell 11 is configured in the same cylindrical shape, so that the versatility of the lithium battery is increased, and in other embodiments, the lithium battery cell 11 may be square or in other shapes.
Referring to fig. 3 and 4, in the present embodiment, the circuit board 12 is electrically connected to the positive terminal 111, the negative terminal 112, the charging interface 15, and the positive cap 18 respectively, and the control techniques adopted in the present embodiment are all the prior art, and therefore, the details are not repeated herein.
Referring to fig. 3 and 4, in this embodiment, the insulating housing 13 includes a first insulating shell 131 and a second insulating shell 132, the first insulating shell 131 and the second insulating shell 132 are symmetrically arranged left and right, and are connected by a snap structure to wrap the circuit board 12 therein, so as to support the circuit board 12 and prevent the risk of short circuit caused by connection between the electronic components on the circuit board 12 and the positive and negative electrodes of the lithium battery cell 11; in other embodiments, the first insulating housing 131 and the second insulating housing 132 may also be disposed in a vertical symmetry, and the two housings are connected by a snap structure. In this embodiment, since the POM (polyoxymethylene) material has the characteristics of high rigidity, good wear resistance and good electrical insulation, the material of the insulating housing 13 is preferably POM. In this embodiment, the first insulating shell 131 is provided with a through hole 1311 and a Pogopin hole 1312, the positions of the through hole 1311 and the Pogopin hole 1312 correspond to the positions of the charging interface 15 and the negative electrode Pogopin17, respectively, in other embodiments, the positions of the through hole 1311 and the Pogopin hole 1312 may also be provided on the second insulating shell 132; the insulating housing 13 supports the circuit board 12 by using left and right insulating housings or upper and lower insulating housings, so as to position and fix the circuit board 12, and prevent the electronic component on the circuit board 12 from being short-circuited with the positive terminal 111 and/or the negative terminal 112, which may cause damage to the circuit board 12. In this embodiment, in order to better prevent the risk of short circuit caused by the connection between the electronic component on the circuit board 12 and the positive electrode and the negative electrode of the lithium battery cell 11, a gasket 19 is further disposed between the insulating housing 13 and the lithium battery cell 11, and the gasket 19 is made of an insulating material.
Referring to fig. 1 and 3, in the present embodiment, the battery cover 14 is a cylindrical hardware cover, which is riveted to the top of the lithium battery cell 11 to fix the insulating housing 13; a charging interface hole 141 is formed in a side surface of the battery cover 14, and positions of the charging interface hole 141 correspond to positions of the charging interface 15 and the through hole 1311, respectively. In other embodiments, a dust cover is disposed on the charging interface hole 141 to prevent dust from entering the charging interface 15 through the charging interface hole 141. The charging interface 15 may be a Micro USB interface, a Lightning interface, or a Type C interface, and in this embodiment, the charging interface 15 is preferably a Type C interface.
Referring to fig. 2, a negative electrode sheet 20 is disposed at the bottom of the lithium battery cell 11, and the negative electrode sheet 20 is made of a conductive gold sheet.
In some embodiments, on the basis of the foregoing technical solution, it may further include a charging indicator light electrically connected to the circuit board 12 and respectively penetrating through the insulating housing 13 and the battery cover 14, wherein when the battery is being charged, the charging indicator light displays a red light, and when the battery is fully charged, the charging indicator light displays a green light, so that a user can know a charging state conveniently, and overcharging is avoided.
In some embodiments, based on the foregoing technical solutions, it may be specifically further that the lithium battery cell 11 and the battery cover 14 are provided with a thermoplastic sleeve outside, so as to protect the battery.
It should be noted that, the lithium battery cell 11 is charged through the charging interface 15, the circuit board 12 is supported and insulated and protected through the insulating shell 13, and the gasket 19 is arranged between the insulating shell 13 and the lithium battery cell 11, so that the circuit board 12 and the lithium battery cell 11 are better insulated and protected; through the vertical setting of circuit board 12 positive pole Pogopin16 the vertical setting negative pole Pogopin17 level sets up for the structure of battery is reasonable compacter, makes simultaneously positive pole Pogopin16 with negative pole Pogopin17 separates each other, prevents that the electronic component on the circuit board and the positive negative pole of lithium cell are connected and are caused the danger of short circuit.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. The cylindrical rechargeable lithium battery is characterized by comprising a lithium battery cell, wherein a positive terminal is arranged in the center of the top of the lithium battery cell, and a shell of the lithium battery cell is a negative terminal; an insulating case disposed over the lithium battery cell; a circuit board vertically disposed within the insulating housing; the battery cover is sleeved at the top of the lithium battery core and wraps the insulating shell, and the battery cover is a conductive hardware and is in contact connection with the negative terminal; the circuit board is provided with a charging interface, and the charging interface penetrates through the insulating shell and the battery cover respectively; the positive pole Pogopin is vertically arranged, and two ends of the positive pole Pogopin are respectively connected with the positive pole terminal and the circuit board; the negative pole Pogopin is horizontally arranged, one end of the negative pole Pogopin penetrates through the insulating shell to be connected with the battery cover, and the other end of the negative pole Pogopin is connected with the circuit board; and the positive electrode cap is arranged on the insulating shell and is electrically connected with the circuit board.
2. The cylindrical rechargeable lithium battery of claim 1, wherein the insulative housing comprises a first insulative housing and a second insulative housing coupled by a snap-fit structure.
3. The cylindrical rechargeable lithium battery as claimed in claim 2, wherein the first and second insulating cases are disposed in left-right symmetry.
4. The cylindrical rechargeable lithium battery as claimed in claim 2, wherein the first and second insulating cases are disposed symmetrically up and down.
5. The cylindrical rechargeable lithium battery of claim 2, wherein the first insulating case or the second insulating case is provided with a through hole and a Pogopin hole, and the positions of the through hole and the Pogopin hole correspond to the positions of the charging interface and the negative electrode Pogopin, respectively.
6. The cylindrical rechargeable lithium battery as claimed in claim 5, wherein a charging interface hole is formed on a side surface of the battery cover, and the position of the charging interface hole corresponds to the position of the charging interface and the position of the through hole.
7. The cylindrical rechargeable lithium battery as claimed in claim 6, wherein the charging interface hole is provided with a dust cover.
8. The cylindrical rechargeable lithium battery of claim 1, wherein a gasket is further disposed between the insulating casing and the lithium battery cell, and the gasket is made of an insulating material.
9. The cylindrical rechargeable lithium battery as claimed in any one of claims 1 to 8, wherein the charging interface is a Micro USB interface, a Lightning interface or a Type C interface.
10. The cylindrical rechargeable lithium battery as claimed in any one of claims 1 to 8, wherein a negative electrode sheet is disposed at the bottom of the lithium battery cell, and the negative electrode sheet is made of conductive pentagold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120544977.5U CN214226999U (en) | 2021-03-16 | 2021-03-16 | Cylindrical rechargeable lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120544977.5U CN214226999U (en) | 2021-03-16 | 2021-03-16 | Cylindrical rechargeable lithium battery |
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| Publication Number | Publication Date |
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| CN214226999U true CN214226999U (en) | 2021-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120544977.5U Active CN214226999U (en) | 2021-03-16 | 2021-03-16 | Cylindrical rechargeable lithium battery |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117293974A (en) * | 2023-11-22 | 2023-12-26 | 深圳市雅晶源科技有限公司 | Reverse connection preventing lithium battery charger and application method |
-
2021
- 2021-03-16 CN CN202120544977.5U patent/CN214226999U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117293974A (en) * | 2023-11-22 | 2023-12-26 | 深圳市雅晶源科技有限公司 | Reverse connection preventing lithium battery charger and application method |
| CN117293974B (en) * | 2023-11-22 | 2024-03-19 | 深圳市雅晶源科技有限公司 | Reverse connection preventing lithium battery charger and application method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230329 Address after: Room 3C, Building 27, Longtang New Village, Longtang Community, Minzhi Street, Longhua District, Shenzhen City, Guangdong Province, 518000 Patentee after: Shenzhen Anshineng Electronics Co.,Ltd. Address before: 523000 Room 202, building 2, No. 7, weiziling East Road, Qingxi Town, Dongguan City, Guangdong Province Patentee before: Dongguan Anshi new energy Co.,Ltd. |
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| TR01 | Transfer of patent right |