CN221353116U - Rechargeable battery with good conductivity and stable structure - Google Patents

Rechargeable battery with good conductivity and stable structure Download PDF

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Publication number
CN221353116U
CN221353116U CN202323249284.1U CN202323249284U CN221353116U CN 221353116 U CN221353116 U CN 221353116U CN 202323249284 U CN202323249284 U CN 202323249284U CN 221353116 U CN221353116 U CN 221353116U
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China
Prior art keywords
shell
rechargeable battery
circuit board
negative electrode
electronic component
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CN202323249284.1U
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Chinese (zh)
Inventor
兰正年
徐向祥
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Huizhou Shuimunian Technology Co ltd
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Huizhou Shuimunian Technology Co ltd
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Abstract

The utility model relates to the technical field of rechargeable batteries, in particular to a rechargeable battery with good conductivity and stable structure, which comprises a shell, wherein the upper end of the shell is provided with an opening, an electronic component is fixedly arranged at the opening at the upper end of the shell, and a battery cell electrically connected with the output end of the electronic component is movably inserted in the shell; the electronic component comprises a circuit board, one side end face electric connection of the circuit board is provided with a charging port, a negative electrode output end of the charging port is welded with a negative electrode guide piece movably abutted to the inner side end face of the shell, and a positive electrode output end electric connection of the circuit board is provided with a contact piece.

Description

Rechargeable battery with good conductivity and stable structure
Technical Field
The utility model relates to the technical field of rechargeable batteries, in particular to a rechargeable battery with good conductivity and stable structure.
Background
Traditional AA and AAA batteries are mostly disposable products, and can not be recycled through charging after the electric quantity is exhausted, so that the AA and AAA batteries which can be used for charging the batteries through a charger are appeared on the market, but the AA and AAA batteries can be used only through the charger, so that the limitation is larger, and the rechargeable batteries with USB serial interfaces are appeared on the market.
The existing rechargeable battery with USB serial interfaces, such as a rechargeable battery with USB interface proposed in China patent application No. CN201220601957.8, can circularly charge the rechargeable battery inside through the USB serial interfaces;
However, the electric energy conduction of the battery is in the form of a wire, so that the production and the assembly are inconvenient, and because the internal space is limited, the wire is thinner, the power on-line is lower, and potential safety hazards are easy to generate when the output power is larger; the charging protection circuit board of the battery of the type and the shell are in a clamping form through the plastic sleeve, the fixing mode not only needs to additionally purchase parts, but also is more in production steps, the production efficiency is reduced, and the clamping form of the plastic sleeve also has the falling risk, so that the safety of the battery is lower.
For this purpose, a novel conductive structure and a fixing means between the protective circuit board and the housing are required.
Disclosure of utility model
The utility model aims to solve the defects of inconvenient disassembly and assembly of a conductive structure, low bearing capacity, inconvenient production of a plastic sleeve buckle, poor stability and the like in the prior art, and provides a rechargeable battery with good conductivity and stable structure.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The rechargeable battery with good conductivity and stable structure comprises a shell, wherein the upper end of the shell is provided with an opening, an electronic component is fixedly arranged at the opening of the upper end of the shell, and a battery cell electrically connected with the output end of the electronic component is movably inserted into the shell;
The electronic component comprises a circuit board, wherein a charging port is electrically connected to one side end surface of the circuit board, a negative electrode guide plate movably abutted to the inner side end surface of the shell is welded to the negative electrode output end of the charging port, a contact plate is electrically connected to the positive electrode output end of the circuit board, the positive electrode charging end of the circuit board is electrically connected to the upper end of the battery cell, and a battery cell guide plate is movably abutted to the lower end of the shell;
And a glue filling cap is filled between the periphery of the contact piece and the shell at the upper end of the electronic component.
Preferably, the peripheral end face of the shell is penetrated and provided with a charging groove matched with the charging port, and the inner side end face of the charging groove is adhered with a sealing ring movably abutted with the charging port.
Preferably, one end of the outer side of the negative electrode guide piece is an elastic structure extending outwards, and the end face of the inner side of the shell is provided with a metal layer.
Preferably, one end of the outer side of the negative electrode guide piece is of an arc-shaped structure matched with the shell, and the contact area between the negative electrode guide piece and the end face of the inner side of the shell is larger than 2 square millimeters.
Preferably, the glue filling cap is of a crystal glue integrated glue filling structure.
Preferably, the positive electrode guide sheet and the electric core guide sheet are both U-shaped elastic conductive metal structures.
Preferably, the peripheral end face of the shell is attached with an insulating sticker.
The rechargeable battery with good conductivity and stable structure provided by the utility model has the beneficial effects that:
Through the negative electrode guide piece, compared with the traditional mode of transmitting electric energy by using a wire in the existing rechargeable battery, the contact area can be increased, the occurrence of wire material unwelding and loosening can be reduced, meanwhile, compared with the welding installation of the wire, the structure of the elastic contact piece is adopted, the production steps and the difficulty can be reduced, the elastic contact piece can be assembled more conveniently, the difficulty of production and processing is further reduced, and the rechargeable battery has the advantages of low production difficulty, high bearing power and the like;
through the encapsulating cap that sets up, compare the fixed block of current independent plug-in type, can reduce part quantity, reduce the cost of the extra purchase of part, because as an organic whole encapsulating takes shape for the production and processing degree of difficulty reduces, reduce cost, and avoided the fixed block of tradition plug-in type to drop the problem, improved the structural strength of product, have characteristics such as easy processing, stability height.
Drawings
Fig. 1 is a schematic perspective view of a rechargeable battery with better conductivity and stable structure according to the present utility model;
FIG. 2 is a schematic exploded and disassembled structure of a rechargeable battery with better conductivity and stable structure according to the present utility model;
FIG. 3 is a schematic cross-sectional view of a positive electrode lead of a rechargeable battery with good conductivity and stable structure;
FIG. 4 is a schematic diagram showing a cross-sectional structure of a charging port of a rechargeable battery with good conductivity and stable structure according to the present utility model;
fig. 5 is an enlarged schematic view of the area a of fig. 4.
In the figure: 1. a housing; 101. a charging tank; 2. a circuit board; 201. a charging port; 202. a positive electrode guide piece; 203. a negative electrode guide piece; 3. a battery cell; 301. a cell guide piece; 4. a contact piece; 5. and (5) filling the glue cap.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-5, a rechargeable battery with better conductivity and stable structure comprises a shell, wherein the upper end of the shell 1 is provided with an opening, an electronic component is fixedly arranged at the opening at the upper end of the shell 1, and a battery core 3 electrically connected with the output end of the electronic component is movably inserted in the shell 1;
The electronic component comprises a circuit board 2, wherein a charging port 201 is electrically connected to one side end surface of the circuit board 2, a negative electrode guide piece 203 movably abutted to the inner side end surface of the shell 1 is welded to the negative electrode output end of the charging port 201, a contact piece 4 is electrically connected to the positive electrode output end of the circuit board 2, the positive electrode charging end of the circuit board 2 is electrically connected to the upper end of a battery cell 3, and a battery cell guide piece 301 is movably abutted to the lower end of the battery cell 3 and the lower end of the shell 1 to serve as a battery negative electrode;
In order to improve the functionality of the product, a charging protection circuit and a step-up and step-down circuit in the prior art can be additionally arranged in the circuit board 2;
The upper end of the electronic component is positioned between the periphery of the contact piece 4 and the shell 1, and is filled with the glue filling cap 5, so that the circuit board glue filling equipment in the prior art can be used, and compared with the existing plugging cap of an independent component, the processing difficulty can be reduced, and the structural strength can be improved.
Referring to fig. 1 and 2, a charging groove 101 matched with a charging port 201 is formed in a penetrating manner on the peripheral end face of a shell 1, a sealing ring movably abutted against the charging port 201 is adhered to the inner end face of the charging groove 101, and the sealing ring is used for plugging an external charger and has a sealing waterproof effect.
Referring to fig. 2 and 3, one end of the outer side of the negative electrode guide tab 203 is an elastic structure extending outwards, and the inner side end surface of the case 1 is provided with a metal layer, which plays a role of elastic contact and conduction.
The outside one end of negative pole guide piece 203 is with casing 1 matched with arc structure, and the area of contact of negative pole guide piece 203 and casing 1 inboard terminal surface is greater than 2 square millimeters, improves area of contact and promotes maximum bearing power.
Referring to fig. 1, the glue filling cap 5 is a crystal glue integrated glue filling structure, transparent glue filling is convenient for observing the internal state, and a mould can be additionally arranged at a glue outlet of a glue filling machine to improve the glue filling effect and fix the appearance.
Referring to fig. 1-3, the positive electrode guide plate 202 and the battery cell guide plate 301 are both U-shaped elastic conductive metal structures, and play a role in elastic abutting and conducting, and meanwhile, are convenient to assemble.
The outer end face of the shell 1 is adhered with an insulating sticker, so that the effects of external insulation, colored drawing printing and the like are achieved.
The working mode is as follows; during operation, the combination of the battery cell 3 and the electronic component is inserted into the shell 1, at this time, the negative electrode guide piece 203 is abutted against the inner side end surface of the shell 1, and the battery cell guide piece 301 is abutted against the lower end of the shell 1 and the lower end of the battery cell 3 to conduct electric energy;
the assembly is sent to glue filling equipment in the prior art for top glue filling, so that the fixing and sealing effects are achieved.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (7)

1. A rechargeable battery of good conductive and stable structure, comprising a housing, characterized in that: the electronic component is fixedly mounted at the opening of the upper end of the shell (1), and a battery cell (3) electrically connected with the output end of the electronic component is movably inserted into the shell (1);
The electronic component comprises a circuit board (2), a charging port (201) is electrically connected to one side end surface of the circuit board (2), a negative electrode guide piece (203) movably abutted to the inner side end surface of the shell (1) is welded to the negative electrode output end of the charging port (201), a contact piece (4) is electrically connected to the positive electrode output end of the circuit board (2), the positive electrode charging end of the circuit board (2) is electrically connected with the upper end of the battery cell (3), and a battery cell guide piece (301) is movably abutted to the lower end of the battery cell (3) and the lower end of the shell (1);
And a glue filling cap (5) is filled between the periphery of the contact piece (4) and the shell (1) at the upper end of the electronic component.
2. A better electrically conductive, structurally stable rechargeable battery according to claim 1, wherein: the charging device is characterized in that a charging groove (101) matched with the charging port (201) is formed in the peripheral end face of the shell (1) in a penetrating mode, and a sealing ring movably abutted to the charging port (201) is adhered to the inner side end face of the charging groove (101).
3. A better electrically conductive, structurally stable rechargeable battery according to claim 1, wherein: one end of the outer side of the negative electrode guide piece (203) is an elastic structure extending outwards, and the end face of the inner side of the shell (1) is provided with a metal layer.
4. A better-conducting, structurally stable rechargeable battery according to claim 3, wherein: the outer side end of the negative electrode guide piece (203) is of an arc-shaped structure matched with the shell (1), and the contact area of the negative electrode guide piece (203) and the inner side end face of the shell (1) is larger than 2 square millimeters.
5. A better electrically conductive, structurally stable rechargeable battery according to claim 1, wherein: the glue filling cap (5) is of a crystal glue integrated glue filling structure.
6. A better electrically conductive, structurally stable rechargeable battery according to claim 1, wherein: the positive electrode guide sheet (202) and the battery cell guide sheet (301) are of U-shaped elastic conductive metal structures.
7. A better electrically conductive, structurally stable rechargeable battery according to claim 1, wherein: an insulating sticker is attached to the peripheral end face of the shell (1).
CN202323249284.1U 2023-11-30 2023-11-30 Rechargeable battery with good conductivity and stable structure Active CN221353116U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202323249284.1U CN221353116U (en) 2023-11-30 2023-11-30 Rechargeable battery with good conductivity and stable structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202323249284.1U CN221353116U (en) 2023-11-30 2023-11-30 Rechargeable battery with good conductivity and stable structure

Publications (1)

Publication Number Publication Date
CN221353116U true CN221353116U (en) 2024-07-16

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CN202323249284.1U Active CN221353116U (en) 2023-11-30 2023-11-30 Rechargeable battery with good conductivity and stable structure

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CN (1) CN221353116U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7705574B1 (en) * 2024-11-25 2025-07-09 深▲セン▼市華美興泰科技股▲フン▼有限公司 Lithium secondary battery and its manufacturing method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7705574B1 (en) * 2024-11-25 2025-07-09 深▲セン▼市華美興泰科技股▲フン▼有限公司 Lithium secondary battery and its manufacturing method

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