CN116315766A - Terminal for improving high-current discharge reliability and battery module - Google Patents
Terminal for improving high-current discharge reliability and battery module Download PDFInfo
- Publication number
- CN116315766A CN116315766A CN202310463435.9A CN202310463435A CN116315766A CN 116315766 A CN116315766 A CN 116315766A CN 202310463435 A CN202310463435 A CN 202310463435A CN 116315766 A CN116315766 A CN 116315766A
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- Prior art keywords
- circuit board
- terminal
- current discharge
- main body
- positioning pins
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- 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.)
- Withdrawn
Links
- 238000005452 bending Methods 0.000 claims abstract description 34
- 238000003466 welding Methods 0.000 claims abstract description 16
- 230000009471 action Effects 0.000 claims description 5
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 241001391944 Commicarpus scandens Species 0.000 abstract description 4
- 239000012634 fragment Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 230000002929 anti-fatigue Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/50—Fixed connections
- H01R12/51—Fixed connections for rigid printed circuits or like structures
- H01R12/55—Fixed connections for rigid printed circuits or like structures characterised by the terminals
- H01R12/57—Fixed connections for rigid printed circuits or like structures characterised by the terminals surface mounting terminals
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
- H01M50/503—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing characterised by the shape of the interconnectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
- H01M50/519—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing comprising printed circuit boards [PCB]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/22—Contacts for co-operating by abutting
-
- 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
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention relates to the technical field of hardware terminals and discloses a terminal and a battery module for improving high-current discharge reliability, wherein the terminal for improving high-current discharge reliability comprises a conductive main body, at least one elastic sheet overcurrent structure and at least two positioning pins, wherein the elastic sheet overcurrent structure is respectively connected with the conductive main body, the elastic sheet overcurrent structure is used for clamping an external device, the positioning pins are used for being spliced with a circuit board, a welding disc surface used for being welded with the circuit board is arranged on the conductive main body, and at least two bending parts are arranged on paths of the positioning pins and the welding disc surface, so that the welding disc surface can be spliced with a welding disc area corresponding to the circuit board when the positioning pins are spliced on the circuit board respectively. The application mainly solves the technical problems that the reliability of heavy current discharge is poor and the terminal is easy to break based on the requirement of plugging and unplugging use.
Description
Technical Field
The invention relates to the technical field of hardware terminals, in particular to a terminal for improving high-current discharge reliability and a battery module.
Background
Currently, the demand for electric tools having batteries is rapidly increasing, and the discharging current of the battery module inside such electric tools is large, so that the battery main body is usually designed to be a pluggable structure in order to meet the use demand of the user for detachable and quick battery replacement. Specifically, the electric tool is welded with the terminal on the circuit board, the terminal is used for enabling the circuit board and the battery body to form electric conduction, and the inserting sheet and the terminal of the battery body can be connected in a pluggable mode, so that the purpose of quick power change is achieved. More specifically, a structure for with the terminal of battery main part plug is comparatively traditional, the pin on the terminal is usually just through once buckling and directly inserts on the circuit board and with the circuit board welding, traditional terminal only depends on the pin to realize the excessive current, its stability that overflows is relatively poor, and because the pin on the terminal has only a kink, consequently the terminal can not with the circuit board contact with the bottom surface of terminal after finishing with the circuit board welding, thereby lead to the terminal to have the phenomenon of floating height, and then can influence the heavy current discharge of battery main part again, and, the pin on the current terminal is because only once bending, so the antifatigue intensity of terminal is lower, after battery main part and terminal are through many plug, the problem that the pin of terminal easily appears the fracture in the department of bending.
Disclosure of Invention
The invention aims to provide a terminal and a battery module for improving high-current discharge reliability, which mainly solve the technical problems that the conventional terminal is poor in high-current discharge reliability and easy to break under the requirement of plugging and unplugging.
To achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an improve terminal of heavy current reliability that discharges, includes electrically conductive main part and connects respectively at least one shell fragment overflow structure and two at least locating legs of electrically conductive main part, shell fragment overflow structure is used for the centre gripping external device, the locating leg is used for pegging graft mutually with the circuit board, be provided with on the electrically conductive main part be used for with circuit board welded welding quotation, each the locating leg with the route that the welding quotation links up each other has all set up two at least kinks, so that when each the locating leg peg graft respectively on the circuit board the welding plate area that the welding plate surface can correspond with the circuit board laminates mutually.
In one embodiment, the plurality of bending portions at least includes a first bending portion bending away from the circuit board and a second bending portion bending toward the circuit board.
In one embodiment, each of the positioning pins extends freely towards the pad surface and away from the direction of the shrapnel overcurrent structure.
In one embodiment, the positioning pins are commonly arranged on the periphery of the bonding pad surface.
In one embodiment, when the positioning pins are inserted into the circuit board, the pad surface on the conductive body is abutted against the pad area corresponding to the circuit board under the elastic action of the first bending portion and the second bending portion.
In one embodiment, the shrapnel overcurrent structure includes a first shrapnel and a second shrapnel respectively connected with the conductive main body; the first elastic sheet and the second elastic sheet are elastic and are used for clamping the external conductive piece together.
The application also provides a battery module comprising the terminal for improving the high-current discharge reliability.
In one embodiment, the battery module further comprises a battery main body and a circuit board, wherein an inserting sheet which is electrically conducted with the electrode of the battery main body is arranged on the battery main body, the inserting sheet is connected with the elastic sheet overcurrent structure in an inserting and pulling mode, the positioning pins are inserted into the circuit board, and the bonding pad surface is welded with the circuit board.
In one embodiment, the circuit board is provided with a first bonding pad area and a second bonding pad area, the bonding pad surface is welded with the first bonding pad area, and the locating pin is welded with the second bonding pad area.
Compared with the prior art, the invention has at least the following beneficial effects:
the terminal of this technical scheme has included three structures, is electrically conductive main part, shell fragment overflow structure and a plurality of locating pin that link to each other respectively. The elastic piece overcurrent structure is used for clamping the inserting piece of the battery body, so that the battery body can be reliably connected with the terminal in a plug-in mode through the elastic piece overcurrent structure, reliability and stability in large-current discharge are guaranteed, the battery body can be electrically conducted with the circuit board through the conductive body, and therefore the battery body can supply power to a required electric appliance through the circuit board. The positioning pins are used for being mutually spliced with the circuit board with high precision, so that the problem that the terminal is unstable in inclination on the circuit board can be effectively solved, at least two bending parts are arranged on the positioning pins, at the moment, when the positioning pins are spliced on the circuit board, the bonding pad surfaces on the conductive main body can be mutually attached to the bonding pad areas corresponding to the circuit board, enough overcurrent areas can be formed between the terminal and the circuit board through arranging the bonding pad surfaces, and accordingly reliability and stability in heavy current discharge are improved, meanwhile, the bonding pad surfaces on the conductive main body can be used as limiting surfaces for the terminal to be spliced on the circuit board, so that the terminal is more stable on the circuit board.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.
Fig. 1 is a schematic structural view of a battery module according to an embodiment of the present disclosure;
fig. 2 is a structural exploded view of a battery module according to an embodiment of the present application;
fig. 3 is a schematic structural diagram of front faces of a first terminal and a second terminal according to an embodiment of the present application;
fig. 4 is a schematic structural diagram of the back surfaces of the first terminal and the second terminal provided in the embodiment of the present application;
fig. 5 is a top view of an assembled circuit board and terminals provided in an embodiment of the present application;
FIG. 6 is a cross-sectional view at A-A in FIG. 5;
FIG. 7 is a cross-sectional view at B-B in FIG. 5;
fig. 8 is a partial enlarged view at C in fig. 6 or D in fig. 7.
Wherein, each reference sign in the figure:
10. a circuit board; 101. a first pad region; 102. a second pad region; 20. a terminal; 21. a first terminal; 22. a second terminal; 211. a conductive body; 2111. a welding disc surface; 212. a shrapnel overcurrent structure; 2121. a first elastic sheet; 2122. a second spring plate; 213. positioning feet; 2131. a first bending part; 2132. and a second bending part.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved by the present application more clear, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the present application.
It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It is to be understood that the terms "upper," "lower," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship based on that shown in the drawings, merely to facilitate the description of the present application and to simplify the description, and do not indicate or imply that the devices or elements 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 application.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent.
Referring to fig. 1 to 8 together, the present embodiment provides a battery module including a battery body (not shown), a circuit board 10, and at least one terminal 20 soldered to the circuit board 10 for improving the reliability of high-current discharge. Be provided with the inserted sheet that switches on with self electrode electricity on the battery body, the material of terminal 20 is the metal that has conductive property, and the inserted sheet plug on terminal 20 and the battery body is connected, and after battery body and terminal 20 pegged graft each other, the battery body can form the electric conduction through terminal 20 and circuit board 10 for the battery body can provide the electric energy for the electrical apparatus through circuit board 10.
In order to ensure the stability of the mutual insertion of the battery body and the terminals 20, the battery module of the present embodiment preferably has a plurality of terminals 20 soldered to the circuit board 10, the plurality of terminals 20 being for simultaneous mutual insertion and withdrawal with the battery body, the plurality of terminals 20 including three first terminals 21 and two second terminals 22, the first terminals 21 and the second terminals 22 being slightly different in shape, but the first terminals 21 and the second terminals 22 being essentially identical in structure.
The first terminal 21 and the second terminal 22 each include a conductive body 211, at least one shrapnel overcurrent structure 212 and at least two positioning pins 213 respectively connected to the conductive body 211, and the shrapnel overcurrent structure 212 and the positioning pins 213 are preferably formed integrally with the conductive body 211. The spring plate overcurrent structure 212 includes a first spring plate 2121 and a second spring plate 2122 connected to the conductive main body 211 respectively, the first spring plate 2121 and the second spring plate 2122 have elasticity, the first spring plate 2121 and the second spring plate 2122 are used for clamping an inserting piece on the battery main body together, so that the battery main body can be connected with the terminal 20 in a reliable plug-in manner through the spring plate overcurrent structure 212 and ensure reliability and stability in heavy current discharge, and the battery main body can form electric conduction with the circuit board 10 through the conductive main body 211, so that the battery main body can supply power to a required electric appliance through the circuit board. The positioning pins 213 are used for being mutually inserted with the circuit board 10 with high precision, so that the problem that the terminal 20 is not inclined stably on the circuit board 10 can be effectively prevented, and three positioning pins 213 of the terminal 20 are designed for further improving the stability of the terminal 20 on the circuit board 10.
Wherein, the conductive main body 211 is provided with a pad surface 2111, the circuit board 10 is provided with a first pad area 101 and a second pad area 102, the pad surface 2111 and the first pad area 101 on the circuit board 10 are welded with each other, and the positioning pin 213 and a corresponding second pad area 102 on the circuit board 10 are welded with each other. The paths where the positioning pins 213 and the pad surfaces 2111 are engaged with each other are provided with at least two bending parts, and the bending parts at least comprise a first bending part 2131 bending back to the circuit board 10 and a second bending part 2132 bending towards the circuit board 10, so that when the positioning pins 213 are respectively inserted into the circuit board 10, the pad surfaces 2111 can be attached to the first pad areas 101 of the circuit board 10, and the pad surfaces 2111 and the first pad areas 101 can be welded to each other later.
Specifically, each positioning pin 213 extends freely in a direction of the pad surface 2111 facing away from the shrapnel overcurrent structure 212, and since the first bending portion 2131 bending away from the circuit board 10 and the second bending portion 2132 bending toward the circuit board 10 are provided, the fatigue resistance of the positioning pin 213 is high, that is, when the shrapnel overcurrent structure 212 receives the force of pulling out the battery main body, the positioning pin 213 is not easy to break, and the service life of the terminal 20 is greatly prolonged.
More specifically, the positioning pins 213 are jointly enclosed on the periphery of the pad surface 2111, and when the positioning pins 213 are plugged onto the circuit board 10, the pad surface 2111 on the conductive body 211 is abutted against the first pad area 101 of the circuit board 10 under the elastic action of the first bending part 2131 and the elastic action of the second bending part 2132, so that a certain interaction force between the pad surface 2111 on the conductive body 211 and the first pad area 101 of the circuit board 10 is ensured before the pad surface 2111 is soldered, and further, the subsequent reliable soldering of the pad surface 2111 on the conductive body 211 and the first pad area 101 of the circuit board 10 is ensured, and the problem of cold soldering between the pad surface 2111 on the conductive body 211 and the first pad area 101 of the circuit board 10 is avoided, so that the stability and reliability of high-current discharge can be ensured.
In summary, the terminal 20 of the present embodiment is provided with the pad surface 2111 welded to the circuit board 10 on the conductive main body 211, so that the terminal 20 not only realizes the overcurrent of the large current through the positioning pin 213, but also can realize the overcurrent of the large current through the pad surface 2111 on the conductive main body 211, so that a sufficient overcurrent area is provided between the terminal 20 and the circuit board 10, and further the reliability and stability during the discharge of the large current are improved. Meanwhile, the pad surface 2111 on the conductive body 211 can also be used as a limiting surface for inserting the terminal 20 onto the circuit board 10, so that the terminal 20 is more stable on the circuit board 10, and the terminal 20 can be reflowed together with other electronic components and the circuit board 10 at the moment due to the fact that the pad surface 2111 is arranged on the conductive body 211, so that the production efficiency is improved. In addition, after the positioning pins 213 are provided with at least two bending parts, the fatigue resistance of the positioning pins 213 can be improved, so that when the battery main body and the terminal 20 are plugged and unplugged for many times, the positioning pins 213 are not easy to break, and the service life of the terminal 20 is greatly prolonged. In addition, the pad surface 2111 on the conductive body 211 is abutted against the first pad region 101 of the circuit board 10 under the action of the elasticity of the first bending portion 2131 and the second bending portion 2132, so that the pad surface 2111 on the conductive body 211 and the first pad region 101 of the circuit board 10 can be reliably welded, the problem of cold welding between the pad surface 2111 on the conductive body 211 and the first pad region 101 of the circuit board 10 is avoided, and at this time, the stability and reliability of high-current discharge can be further ensured.
The foregoing description of the preferred embodiments of the present invention has been provided for the purpose of illustrating the general principles of the present invention and is not to be construed as limiting the scope of the invention in any way. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention, and other embodiments of the present invention as will occur to those skilled in the art without the exercise of inventive faculty, are intended to be included within the scope of the present invention.
Claims (9)
1. A terminal for improving reliability of high-current discharge, characterized in that: the flexible printed circuit board comprises a conductive main body, at least one elastic piece overcurrent structure and at least two positioning pins, wherein the elastic piece overcurrent structure is respectively connected with the conductive main body, the elastic piece overcurrent structure is used for clamping an external device, the positioning pins are used for being connected with a circuit board in an inserting mode, a welding disc surface used for being welded with the circuit board is arranged on the conductive main body, at least two bending parts are arranged on paths, which are mutually connected with the welding disc surface, of each positioning pin, so that when each positioning pin is respectively connected onto the circuit board in an inserting mode, the welding disc surface can be attached to a welding disc area corresponding to the circuit board.
2. The terminal for improving reliability of high-current discharge according to claim 1, wherein: the plurality of bending parts at least comprise a first bending part which is bent back to the circuit board and a second bending part which is bent towards the circuit board.
3. The terminal for improving reliability of high-current discharge according to claim 1, wherein: and each positioning pin freely extends towards the pad surface and away from the direction of the shrapnel overcurrent structure.
4. The terminal for improving reliability of high-current discharge according to claim 2, wherein: the positioning pins are arranged on the periphery of the bonding pad surface in a surrounding mode.
5. The terminal for improving reliability of high-current discharge according to claim 4, wherein: when the positioning pins are inserted on the circuit board, the pad surface on the conductive main body is abutted against the pad area corresponding to the circuit board under the elastic action of the first bending part and the second bending part.
6. The terminal for improving reliability of high-current discharge according to claim 1, wherein: the elastic piece overcurrent structure comprises a first elastic piece and a second elastic piece which are respectively connected with the conductive main body; the first elastic sheet and the second elastic sheet are elastic and are used for clamping the external conductive piece together.
7. A battery module comprising at least one terminal for improving high-current discharge reliability according to any one of claims 1 to 6.
8. The battery module of claim 7, further comprising a battery body and a circuit board, wherein the battery body is provided with an insertion sheet electrically connected with the electrode of the battery body, the insertion sheet is connected with the shrapnel overcurrent structure in a plug-in manner, the positioning pin is plugged on the circuit board, and the bonding pad surface is welded with the circuit board.
9. The battery module of claim 7, wherein the circuit board is provided with a first land area and a second land area, the land surface is soldered to the first land area, and the locating pin is soldered to the second land area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310463435.9A CN116315766A (en) | 2023-04-26 | 2023-04-26 | Terminal for improving high-current discharge reliability and battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310463435.9A CN116315766A (en) | 2023-04-26 | 2023-04-26 | Terminal for improving high-current discharge reliability and battery module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116315766A true CN116315766A (en) | 2023-06-23 |
Family
ID=86836220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310463435.9A Withdrawn CN116315766A (en) | 2023-04-26 | 2023-04-26 | Terminal for improving high-current discharge reliability and battery module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116315766A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN213636363U (en) * | 2020-12-21 | 2021-07-06 | 昆山君磊电器有限公司 | Connector male terminal and connector |
| CN214898940U (en) * | 2020-12-31 | 2021-11-26 | 博科能源系统(深圳)有限公司 | Connector terminal, connector and battery |
| CN217641867U (en) * | 2022-07-06 | 2022-10-21 | 东莞市泰康电子科技有限公司 | Large-current conductive terminal |
-
2023
- 2023-04-26 CN CN202310463435.9A patent/CN116315766A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN213636363U (en) * | 2020-12-21 | 2021-07-06 | 昆山君磊电器有限公司 | Connector male terminal and connector |
| CN214898940U (en) * | 2020-12-31 | 2021-11-26 | 博科能源系统(深圳)有限公司 | Connector terminal, connector and battery |
| CN217641867U (en) * | 2022-07-06 | 2022-10-21 | 东莞市泰康电子科技有限公司 | Large-current conductive terminal |
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| 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 | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20230623 |