CN215342729U

CN215342729U - Button cell easy to assemble

Info

Publication number: CN215342729U
Application number: CN202121127575.1U
Authority: CN
Inventors: 童焰; 陈志勇
Original assignee: Guangdong Mic Power New Energy Co Ltd
Current assignee: Guangdong Mic Power New Energy Co Ltd
Priority date: 2021-05-24
Filing date: 2021-05-24
Publication date: 2021-12-28
Anticipated expiration: 2031-05-24

Abstract

According to the easily-assembled button battery, the main shell, the electric core and the sealing gasket are arranged, and the first electrode and the second electrode are led out from the top surface of the main shell, namely the first electrode and the second electrode are led out from the same position of the main shell, so that the electric connection with electronic equipment can be realized without adding an additional leading-out part structure, and the whole assembly difficulty of the easily-assembled button battery can be greatly reduced; in addition, the first electrode and the second electrode are led out at the same position, and the button cell which is easy to assemble can be matched with most of electronic equipment.

Description

Button cell easy to assemble

Technical Field

The utility model relates to the technical field of button batteries, in particular to an easily-assembled button battery.

Background

With the popularization of electronic devices, batteries used for driving the electronic devices to work are also developed rapidly, and the batteries gradually come into the public vision. The battery has various types, including a carbon rod battery (namely a traditional 555 cylindrical battery), a soft package battery, a button battery and the like, each type of battery has own advantages and disadvantages, and an electronic equipment manufacturer flexibly selects and uses the corresponding battery type according to the actual situation so as to achieve the optimal adaptation degree of the battery and the electronic equipment.

Taking a button battery as an example, the button battery is widely applied to small electronic devices due to its small volume, and the small electronic devices have a limited internal installation space and are adapted to the small volume of the button battery. However, the conventional button cell still has a structural defect, and the assembly difficulty of the button cell may be increased because the anode and the cathode of the button cell are led out from two sides; in addition, the electrodes are led out from two sides, so that the button cell cannot be adapted to some special small electronic equipment, namely, the adaptation degree of the button cell is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art and provide the button cell easy to assemble, the electrodes of the button cell are led out from the same position, the integral assembly difficulty can be greatly reduced, and the button cell can be adapted to most of electronic equipment.

The purpose of the utility model is realized by the following technical scheme: an easy-to-assemble button battery comprising:

the main shell is provided with a first electrode and a second electrode which are led out from the top surface of the main shell;

the battery cell is arranged in the main shell and provided with a first electrode lug and a second electrode lug, the first electrode lug is connected with the first electrode, and the second electrode lug is connected with the second electrode or the main shell; and

a gasket for sealing the first electrode and/or the second electrode.

In one embodiment, the main shell is provided with a first through hole and a second through hole;

the first electrode comprises a first connecting sheet and a first connecting terminal, the first connecting sheet is correspondingly arranged in the first through hole and is hermetically installed on the main shell by the sealing gasket, the first connecting sheet is connected with the first tab, and the first connecting terminal is connected with the first connecting sheet;

the second electrode comprises a second connecting piece and a second connecting terminal, the second connecting piece is correspondingly arranged in the second through hole and is mounted on the main shell in a sealing mode through the sealing gasket, the second connecting piece is connected with the second lug, and the second connecting terminal is connected with the second connecting piece.

In one embodiment, the main casing is connected to the second tab, the main casing has a via hole, the first electrode includes a conductive plate and a conductive terminal, the conductive plate is correspondingly disposed on the via hole and is hermetically mounted on the main casing by the sealing gasket, the conductive plate is connected to the first tab, the conductive terminal is connected to the conductive plate, and the second electrode is welded to the top surface of the main casing.

In one embodiment, the main shell is connected with the second tab, the main shell is provided with a yielding hole, the sealing gasket is arranged in the yielding hole, the sealing gasket seals the first electrode, the first electrode is connected with the first tab, and the second electrode is welded on the top surface of the main shell.

In one embodiment, a first avoiding hole and a second avoiding hole are formed in the top surface of the main shell, the first electrode is sealed by the sealing gasket, the first electrode is connected with the first tab, the second electrode is welded to the top surface of the main shell, the second electrode covers the second avoiding hole, the second electrode is connected with the second tab, and a plurality of explosion-proof lines are arranged on the second electrode.

In one embodiment, the cell is a wound cell or a laminated cell.

Compared with the prior art, the utility model at least has the following advantages and beneficial effects:

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed 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 view of an assembly structure of an easy-to-assemble button cell according to a first embodiment of the utility model;

fig. 2 is a schematic view of an assembly structure of an easy-to-assemble button cell in a second embodiment of the utility model;

fig. 3 is an exploded view of an easily assembled button cell according to a second embodiment of the present invention;

FIG. 4 is a sectional view of a button cell of easy-to-assemble type according to a second embodiment of the present invention;

fig. 5 is a schematic view of an assembly structure of an easily-assembled button cell in a third embodiment of the utility model;

fig. 6 is an exploded view of an easy-to-assemble button cell in the third embodiment of the present invention;

fig. 7 is a sectional structure view of an easy-to-assemble button battery according to a third embodiment of the present invention;

fig. 8 is an assembly structure diagram of an easy-to-assemble button cell in the fourth embodiment of the utility model;

fig. 9 is an exploded view of an easy-to-assemble button cell in a fourth embodiment of the present invention;

fig. 10 is a sectional structure view of an easy-to-assemble button battery according to a fourth embodiment of the present invention;

fig. 11 is an assembly structure diagram of an easy-to-assemble button cell in the fifth embodiment of the utility model;

fig. 12 is an exploded view of an easy-to-assemble button cell in the fifth embodiment of the present invention;

fig. 13 is a sectional structure view of an easy-to-assemble button cell in the fifth embodiment of the utility model.

Detailed Description

To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Example one

Referring to fig. 1, 3, 6, 9 and 12, an easy-to-assemble button battery 10 includes a main casing 100, a battery cell 200 and a gasket 300.

Thus, it should be noted that the main casing 100 plays a role of encapsulation and protection; the battery cell 200 serves as a core component of the button battery 10 easy to assemble, and plays a role in electric energy storage and electric energy output; the sealing gasket plays the role of insulation and sealing.

Referring to fig. 1, a first electrode 110 and a second electrode 120 are led out from the top surface of the main casing 100.

In this way, the first electrode 110 and the second electrode 120 serve as output electrodes of the easy-to-assemble button cell 10 and are used for connecting positive and negative electrodes of an external electronic device.

Referring to fig. 4, 7, 10 and 13, the battery cell 200 is disposed in the main casing 100, the battery cell 200 has a first tab 210 and a second tab 220, the first tab 210 is connected to the first electrode 110, and the second tab 220 is connected to the second electrode 120 or the main casing 100.

In this manner, it should be noted that the battery cell 200 functions as an electric energy storage and an electric energy output, and the first tab 210 and the second tab 220 serve as output electrodes of the battery cell 200.

Referring to fig. 3, 6, 9 and 12, the sealing gasket 300 is used to seal the first electrode and/or the second electrode.

Thus, it should be noted that the gasket 300 functions as a seal and an insulator.

In order to better understand the easy-to-assemble button cell 10 of the present application, the easy-to-assemble button cell 10 will be described below by referring to four embodiments (embodiment two, embodiment three, embodiment four, and embodiment five), wherein the basic components and the connection relationship of the basic components of the easy-to-assemble button cell 10 are the same, except for the main case 100, the first electrode 110, the second electrode 120, and the gasket 300, regardless of the embodiment one, the embodiment two, the embodiment three, the embodiment four, and the embodiment five.

Example two

Referring to fig. 3, the main casing 100a is provided with a first through hole 130a and a second through hole 140 a;

the first electrode 110a includes a first connection tab 111a and a first connection terminal 112a, the first connection tab 111a is correspondingly disposed at the first through hole 130a and mounted to the main case 100a with the gasket 300, the first connection tab 111a is connected to the first tab 210, and the first connection terminal 112a is connected to the first connection tab 111 a;

the second electrode 120a includes a second connection piece 121a and a second connection terminal 122a, the second connection piece 121a is correspondingly disposed to the second through hole 140a and is mounted to the main case 100a with the gasket 300, the second connection piece 121a is connected to the second tab 220, and the second connection terminal 122a is connected to the second connection piece 121 a.

In this way, it should be noted that the first connecting piece 111a and the first connecting terminal 112a constitute the first electrode 110a, the second connecting piece 121a and the second connecting terminal 122a constitute the second electrode 120a, and the first electrode 110a and the second electrode 120a serve as output electrodes of the easy-to-assemble button cell 10.

It should be further noted that, because the first electrode 110a and the second electrode 120a are led out from the top surface of the main casing 100a, that is, the first electrode 110a and the second electrode 120a are led out from the same position of the main casing 100a, the electrical connection with the electronic device can be realized without adding an additional leading-out member structure, and the overall assembly difficulty of the button cell 10 can be greatly reduced; in addition, the first electrode 110a and the second electrode 120a are led out at the same position, so that the button cell 10 which is easy to assemble can be adapted to most electronic equipment.

EXAMPLE III

Referring to fig. 6, the main casing 100b is connected to the second tab 220, the main casing 100b is provided with a via hole 130b, the first electrode 110b includes a conductive plate 111b and a conductive terminal 112b, the conductive plate 111b is correspondingly disposed on the via hole 130b and is mounted on the main casing 100b by the sealing pad 300, the conductive plate 111b is connected to the first tab 210, the conductive terminal 112b is connected to the conductive plate 111b, and the second electrode 120b is welded to the top surface of the main casing 100 b.

In this way, it should be noted that, in the button cell 10 of the third embodiment, since the first electrode 110b and the second electrode 120b are led out from the same position of the main casing 100b, the electrical connection with the electronic device can be realized without adding an additional lead-out structure, so that the difficulty of the overall assembly is greatly reduced, and the adaptability of the button cell 10 of the easy assembly type is improved.

Example four

Referring to fig. 9, the main casing 100c is connected to the second tab 220, the main casing 100c is provided with a relief hole 130c, the sealing gasket 300 is disposed in the relief hole 130c, the sealing gasket 300 seals the first electrode 110c, the first electrode 110c is connected to the first tab 210, and the second electrode 120c is welded to the top surface of the main casing 100 c.

In this way, it should be noted that, in the easy-to-assemble button cell 10 of the fourth embodiment, since the first electrode 110c and the second electrode 120c are led out at the same position of the main casing 100c, the electrical connection with the electronic device can be realized without adding an additional lead-out structure, so that the difficulty of the overall assembly is greatly reduced, and the adaptability of the easy-to-assemble button cell 10 is improved.

EXAMPLE five

Referring to fig. 12, a first avoiding hole 130d and a second avoiding hole 140d are formed in the top surface of the main casing 100d, the first electrode 110d is sealed by the sealing gasket 300, the first electrode 110d is connected with the first tab 210, the second electrode 120d is welded to the top surface of the main casing 100c, the second electrode 120d covers the second avoiding hole 140d, the second electrode 120d is connected with the second tab 220, and the second electrode 120d is provided with a plurality of explosion-proof lines 121 d.

Thus, it should be noted that, in the easy-to-assemble button cell 10 of the fifth embodiment, since the first electrode 110d and the second electrode 120d are led out at the same position of the main casing 100d, the electrical connection with the electronic device can be realized without adding an additional lead-out structure, so that the difficulty of the overall assembly is greatly reduced, and in addition, the adaptability of the easy-to-assemble button cell 10 is improved; in addition, a plurality of explosion-proof wires 121c are disposed on the second electrode 120c, and the explosion-proof wires 121c are disposed to perform an explosion-proof function.

Further, referring to fig. 3, fig. 6, fig. 9 and fig. 12, in an embodiment, the battery cell 200 is a winding battery cell or a stacked battery cell.

In this way, it should be noted that, in any of the battery cells 200 of the first embodiment, the second embodiment, the third embodiment, the fourth embodiment, or the fifth embodiment, a winding type cell or a stacked type cell structure design is adopted.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. An easy-to-assemble button battery, comprising:

a gasket for sealing the first electrode and/or the second electrode.

2. The button cell of claim 1, wherein the main case has a first through hole and a second through hole;

3. The button cell of claim 1, wherein the main casing is connected to the second tab, the main casing has a via hole, the first electrode comprises a conductive plate and a conductive terminal, the conductive plate is correspondingly disposed on the via hole and is hermetically mounted on the main casing by the sealing gasket, the conductive plate is connected to the first tab, the conductive terminal is connected to the conductive plate, and the second electrode is welded to a top surface of the main casing.

4. The button cell of claim 1, wherein the main casing is connected to the second tab, the main casing has a hole, the sealing pad is disposed in the hole, the sealing pad seals the first electrode, the first electrode is connected to the first tab, and the second electrode is welded to the top surface of the main casing.

5. The button cell of claim 1, wherein a first avoiding hole and a second avoiding hole are formed in the top surface of the main casing, the first electrode is sealed by the sealing gasket, the first electrode is connected with the first tab, the second electrode is welded to the top surface of the main casing, the second electrode covers the second avoiding hole, the second electrode is connected with the second tab, and the second electrode is provided with a plurality of explosion-proof wires.

6. The button battery of any one of claims 1-5, wherein the cell is a wound cell or a laminated cell.