WO2020048079A1 - Appareil conducteur à ressort de batterie - Google Patents

Appareil conducteur à ressort de batterie Download PDF

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Publication number
WO2020048079A1
WO2020048079A1 PCT/CN2019/071245 CN2019071245W WO2020048079A1 WO 2020048079 A1 WO2020048079 A1 WO 2020048079A1 CN 2019071245 W CN2019071245 W CN 2019071245W WO 2020048079 A1 WO2020048079 A1 WO 2020048079A1
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WO
WIPO (PCT)
Prior art keywords
spring
battery
circuit board
electrode
positive
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.)
Ceased
Application number
PCT/CN2019/071245
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English (en)
Chinese (zh)
Inventor
王开发
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xiamen Ruidegao Energy Technology Co Ltd
Original Assignee
Xiamen Ruidegao Energy Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Xiamen Ruidegao Energy Technology Co Ltd filed Critical Xiamen Ruidegao Energy Technology Co Ltd
Publication of WO2020048079A1 publication Critical patent/WO2020048079A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • 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
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/172—Arrangements of electric connectors penetrating the casing
    • 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

Definitions

  • the invention relates to the technical field of battery modification, in particular to a battery spring conductive device.
  • the protection control device can be installed with different primary batteries so that the electrical energy cannot be directly drawn out, but the output is controlled by the control circuit board, which effectively extends the life and safety protection.
  • the installation of the protection control device involves the installation of the battery spring conductive device.
  • the purpose of the present invention is to provide a battery spring conductive device, which can realize the stability of the battery conductive structure; non-welding operation of production and assembly and adjustment of the spring wire diameter to achieve overcurrent and short circuit protection of the primary battery, which improves the use of the primary battery for different Application stability and safety.
  • a battery spring conductive device includes a spring, a circuit board, and a primary battery.
  • the spring is a conductive metal spring.
  • the circuit board is provided with a plated pad or a conductive metal sheet for conductive connection, and the plated pad or conductive
  • the metal sheet is provided with a protective electrode, the protective electrode includes a positive electrode and a negative electrode; one end of the spring is connected to the positive or negative electrode of the galvanic cell, and the other end of the spring is electrically connected to the protective electrode.
  • circuit board is a plane-mounted circuit board; or the circuit board is a vertically-mounted circuit board.
  • the spring includes a positive spring and a negative spring, and the negative spring and the positive spring are nested without contact and isolated from each other; or the positive spring and the negative spring are separated from each other without contact and side by side.
  • a protective electrode spring is connected to the upper end of the circuit board, and is used to lead out the protective positive or negative electrode.
  • the hollow tube further comprises a hollow tube, and a capping groove is provided on the upper side of the primary battery.
  • One end of the hollow tube is embedded and embedded in the capping groove, so that the hollow tube is stably installed in the primary battery. on.
  • the hollow tube increases the conductive area of the spring, making it more reliable in conductivity.
  • the spring is more structurally stable and easier to operate than the wire, so it can achieve the stability of the battery's conductive structure.
  • the non-welding operation and adjusting the diameter of the spring wire achieve primary battery overcurrent and short circuit protection, which improves the stability and safety of the primary battery for different applications.
  • FIG. 1 is a schematic cross-sectional structure diagram of a battery spring conductive device according to a first embodiment.
  • FIG. 2 is an exploded perspective structural diagram of the battery spring conductive device of FIG. 1.
  • FIG. 3 is an exploded perspective structural diagram of a battery spring conductive device according to a second embodiment.
  • FIG. 4 is a schematic cross-sectional structure diagram of a battery spring conductive device according to a third embodiment.
  • FIG. 5 is an exploded perspective structural diagram of the battery spring conductive device of FIG. 4.
  • FIG. 6 is an exploded perspective structural diagram of a battery spring conductive device according to a fourth embodiment.
  • FIG. 7 is a partial cross-sectional view of a battery spring conductive device according to the first and third embodiments.
  • a battery spring conductive device includes a protective electrode 2, a protective electrode spring 3, a circuit board 5, a positive spring 8, a negative spring 9, and a primary battery 12.
  • the spring is a conductive metal spring. One end of the spring is connected to the positive electrode of the primary battery 12 or the negative electrode of the primary battery 12, and the other end of the spring is connected to the protective electrode 2 corresponding to the circuit board.
  • the other end of the spring is connected to the positive or negative electrode of the protective electrode corresponding to the circuit board, that is, one end of the spring is connected to the positive electrode, and the other end of the spring is correspondingly connected to the positive electrode.
  • the spring when the spring is connected to the positive electrode of the two, it is called a positive spring, and when the negative of the two is connected, it is called a negative spring. Since the spring is more stable and safer in structure than the wire, and the connection is more convenient, the stability and safety of the battery's conductive structure can be achieved without the need for wire and wire welding to achieve mass production.
  • the spring includes a positive spring 8 and a negative spring 9, and the positive and negative springs are nested with each other without contact and isolation; or the positive and negative springs are installed side by side without contact and isolation.
  • Figures 1 to 6 use nesting and non-contact isolation as an example. . Since the springs can be nested with each other or fixed side by side and fixed without contact, the positive and negative electrodes can be separated.
  • a guard electrode spring 3 is connected to the upper end of the circuit board 5. The function of the guard electrode spring 3 is to protect the conductive output of the electrode and to conduct the conductive installation of the electrode 2.
  • the elastic effect of the spring itself can achieve elastic expansion and contraction, thereby facilitating installation.
  • the wire diameter of the spring can be changed in size. Changing the wire diameter of the spring is used to protect the battery from overcurrent and short circuit at different points, thereby making the battery more reliable and safer.
  • the battery can be a steel case battery or a capacitor battery.
  • the shape of the circuit board 5 may be a vertical circuit board (that is, a vertically mounted circuit board) or a horizontal circuit board (that is, a plane-mounted circuit board).
  • the circuit board 5 shown in FIGS. 1, 2 and 3 is a vertical circuit board
  • the circuit board 5 shown in FIGS. 4, 5 and 6 is a horizontal circuit board.
  • Figures 1 to 6 show a total of four different embodiments.
  • the vertical circuit board 5 shown in FIG. 1, FIG. 2 and FIG. 3 is provided with a plurality of snap-in slots above and below, respectively.
  • the snap-in slots include a circuit board protection spring connection point 4, a circuit board positive connection point 6, and a circuit board negative connection.
  • the plurality of clamping grooves are used to respectively clamp the protective electrode spring 3, the negative electrode spring 9, and the positive electrode spring 8, and the positive electrode spring 8 is sleeved in the negative electrode spring 9 without contact and isolation from each other.
  • the horizontal circuit board 5 shown in FIG. 4, FIG. 5 and FIG. 6 is provided with a ring-shaped conductive connection pad above and below, respectively, for connecting the spring.
  • the upper annular conductive pad is connected to the protection electrode spring 3, and the lower annular conductive pad is connected to the negative spring 9 and the positive spring 8.
  • the positive and negative springs are nested with each other without contact and isolation; or the positive and negative springs are side-by-side without contact and isolated.
  • the length of the primary battery positive electrode in Figure 5 can be extended without the positive electrode spring 8.
  • the elasticity of the protective electrode spring 3 makes the circuit board 5 ring
  • the conductive pads are electrically connected to the positive electrode of the 11 primary cells.
  • the invention can realize the welding-free connection of the internal conductive structure of the battery and adjust the diameter of the spring. It can be used as a product power overcurrent fuse to ensure the stability and safety of product quality, and to isolate the positive and negative leads of the original cell. .
  • the battery spring conductive device further includes a hollow tube 13.
  • a cover roll groove is covered and embedded in the cover roll groove 15 so that the hollow tube 13 is stably installed on the primary battery 12.
  • the hollow tube increases the conductive area of the spring, making it more reliable in conductivity.
  • the hollow tube 13 has an installation space that houses the protective electrode 2, the protective electrode spring 3, the circuit board 5, the positive electrode spring 8, and the negative electrode spring 9.
  • the hollow tube can be a conductive metal hollow tube or an insulated plastic hollow tube, the inner diameter of which is slightly smaller or the same as the outer diameter of the primary battery, and the height can be adjusted arbitrarily to adjust the installation space.
  • the hollow tube Since the primary battery is provided with a cover roll groove, the hollow tube is stably installed on the original battery by using the cover roll groove. One end of the hollow tube is embedded in the cover roll groove, so that one end of the hollow tube is covered by the cover. The edge is rolled in the rolling groove, so that the hollow tube can be fixed on the primary battery without using other components, so that the protective electrode 2, the protective electrode spring 3, the circuit board 5, the positive spring 8 and the negative spring 9 can be easily installed in the hollow tube.
  • the present invention can effectively use the cover roll groove of the primary battery to effectively and stably fix the hollow tube to the primary battery in accordance with our required size, so that the protective electrode 2, the protective electrode spring 3, and the circuit board can be easily installed inside the hollow tube. 5.
  • the hollow tube also has a protective effect and a negative electrode conductive effect.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Connection Of Batteries Or Terminals (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

La présente invention concerne un appareil conducteur à ressort de batterie, comprenant un ressort, une carte de circuit imprimé et une pile primaire, le ressort étant un ressort en métal conducteur, et la carte de circuit imprimé étant disposée sur le ressort avec une pastille plaquée par électrodéposition ou une feuille de métal conductrice servant à la connexion électrique, la pastille plaquée par électrodéposition ou la feuille de métal conductrice comportant une électrode protectrice, et l'électrode protectrice contenant une électrode positive et une électrode négative; une extrémité du ressort est connectée à une électrode positive ou à une électrode négative de la pile primaire, et une autre extrémité du ressort est connectée électriquement à l'électrode protectrice. La présente invention permet d'obtenir la stabilité d'une structure conductrice de batterie. Une opération sans soudage pour le montage de production et le réglage de la taille du diamètre d'un fil en ressort permet d'obtenir une protection contre les surintensités et les courts-circuits de la pile primaire, accroissant ainsi la stabilité et la sécurité de la pile primaire lorsqu'elle est utilisée pour différents scénarios d'applications.
PCT/CN2019/071245 2018-09-06 2019-01-11 Appareil conducteur à ressort de batterie Ceased WO2020048079A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201811049959.9A CN109244286A (zh) 2018-09-06 2018-09-06 一种电池弹簧导电装置
CN201811049959.9 2018-09-06

Publications (1)

Publication Number Publication Date
WO2020048079A1 true WO2020048079A1 (fr) 2020-03-12

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PCT/CN2019/071245 Ceased WO2020048079A1 (fr) 2018-09-06 2019-01-11 Appareil conducteur à ressort de batterie

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CN (1) CN109244286A (fr)
WO (1) WO2020048079A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111965466A (zh) * 2020-08-26 2020-11-20 浙江固德家锁业有限公司 电池盒快速测试装置
CN113451636B (zh) * 2021-08-30 2021-12-07 深圳市东方芯愿新能源有限公司 一种可充电锂电池装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204257740U (zh) * 2014-12-11 2015-04-08 武凤杰 一种加装保护电路的圆柱形锂电池
CN204361165U (zh) * 2015-01-22 2015-05-27 晏石英 一种在电路板上安装电池的结构
CN208862043U (zh) * 2018-09-06 2019-05-14 厦门瑞德高能源科技有限公司 一种电池弹簧导电装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204257740U (zh) * 2014-12-11 2015-04-08 武凤杰 一种加装保护电路的圆柱形锂电池
CN204361165U (zh) * 2015-01-22 2015-05-27 晏石英 一种在电路板上安装电池的结构
CN208862043U (zh) * 2018-09-06 2019-05-14 厦门瑞德高能源科技有限公司 一种电池弹簧导电装置

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CN109244286A (zh) 2019-01-18

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