CN219959180U

CN219959180U - Battery and electronic equipment

Info

Publication number: CN219959180U
Application number: CN202320986493.5U
Authority: CN
Inventors: 余丛丛; 陈本良; 卿艳华; 刘仕臻; 吕品风
Original assignee: Zhejiang Sunwoda Electronics Co Ltd
Current assignee: Zhejiang Sunwoda Electronics Co Ltd
Priority date: 2023-04-24
Filing date: 2023-04-24
Publication date: 2023-11-03
Anticipated expiration: 2033-04-24

Abstract

The present utility model relates to a battery and an electronic device, wherein the battery includes: a battery cell and a battery protection plate; the battery cell has a plurality of peripheral sides in a first direction; any one of the plurality of peripheral sides is recessed towards the interior of the battery cell to form a recessed part, and the battery protection plate is arranged in the recessed part and connected with the battery cell; wherein, the first direction is the thickness direction of electric core. According to the embodiment of the utility model, the structure of the battery cell is changed, so that the concave part matched with the battery protection plate is formed on one side surface of the battery cell in the first direction, and the battery protection plate is arranged in the concave part.

Description

Battery and electronic equipment

Technical Field

The present utility model relates to a battery and an electronic device.

Background

At present, as the charging current of the mobile phone is larger and the thickness of the finished product is thinner, the battery window in the mobile phone can provide smaller and smaller allowance for the thickness space of the battery, and the size of the battery core in the battery determines the capacity of the battery.

Disclosure of Invention

The purpose of the utility model is that: provided are a battery and an electronic device in which the layout of a battery cell and a battery protection plate is more reasonable and the volume of the battery cell can be increased in a limited battery window.

In order to achieve the above object, the present utility model provides a battery comprising: a battery cell and a battery protection plate; the battery cell has a plurality of peripheral sides in a first direction; any one of the plurality of peripheral sides is recessed towards the interior of the battery cell to form a recessed part, and the battery protection plate is arranged in the recessed part and connected with the battery cell;

wherein, the first direction is the thickness direction of electric core.

Optionally, the alloy also comprises nickel sheets; the battery protection plate includes: a flexible circuit board and a printed circuit board welded with the flexible circuit board; the flexible circuit board is enclosed to form an installation channel; the printed circuit board is arranged in the mounting channel; the flexible circuit board is welded on the battery core through the nickel sheet;

the thickness direction of the printed circuit board is a second direction, and the second direction is parallel or perpendicular to the first direction.

Optionally, the second direction is parallel to the first direction, the nickel sheet is L-shaped, one side of the nickel sheet is connected with the flexible circuit board, and the other side of the nickel sheet is connected with the electric core.

Optionally, the second direction is perpendicular to the first direction, the nickel sheet is U-shaped, one side of the nickel sheet is connected to the flexible circuit board, and the other side of the nickel sheet is connected to the battery cell.

Optionally, a connector is located in the recess and is used for being electrically connected with the electronic device, and the connector is connected with the flexible circuit board.

Optionally, the number of the plurality of peripheral sides is four; the two opposite peripheral side surfaces of the four peripheral side surfaces are respectively recessed to form the recessed parts.

Optionally, the number of the plurality of peripheral sides is four; two adjacent peripheral side surfaces in the four peripheral side surfaces are respectively recessed to form the recessed parts.

Optionally, the method further comprises: double-sided adhesive tape, easy-to-tear adhesive and blue film protective film; the double-sided adhesive tape is adhered to the battery cell; the blue film protective film is adhered to the double-sided adhesive tape; the easy-tearing adhesive is adhered to the blue film protective film.

Optionally, the recess portion penetrates through two ends of the battery cell along the first direction.

The present utility model also provides an electronic apparatus, comprising: a host and a battery as claimed in any one of the preceding claims; the host is provided with a battery installation bin, and the battery is installed in the battery installation bin.

Compared with the prior art, the battery and the electronic equipment provided by the embodiment of the utility model have the beneficial effects that:

according to the embodiment of the utility model, the structure of the battery cell is changed, so that the concave part matched with the battery protection plate is formed on one side surface of the battery cell in the first direction, and the battery protection plate is arranged in the concave part.

Drawings

FIG. 1 is a schematic view of a first embodiment of the present utility model;

FIG. 2 is a schematic diagram of a second embodiment of the present utility model;

FIG. 3 is a schematic view of a third embodiment of the present utility model;

fig. 4 is an exploded view of a battery protection plate according to the present utility model;

FIG. 5 is a schematic view of a fourth embodiment of the present utility model;

fig. 6 is an exploded view of the present utility model.

In the figure, 1, an electric core; 11. a recessed portion; 2. a battery protection plate; 21. a flexible circuit board; 211. a mounting channel; 22. a printed circuit board; 3. nickel flakes; 4. a connector; 5. double faced adhesive tape; 6. the adhesive tape is easy to tear; 7. and a blue film protective film.

Detailed Description

The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.

First, it should be noted that the top, bottom, upward, downward, etc. orientations referred to herein are defined with respect to the orientation in the various figures, are relative concepts and thus can be changed depending on the different positions they are in and the different practical states. These and other orientations, therefore, are not to be considered limiting.

It should be noted that the term "comprising" does not exclude other elements or steps and the "a" or "an" does not exclude a plurality.

Furthermore, it should also be noted that any individual feature described or implicit in the embodiments herein, or any individual feature shown or implicit in the drawings, can still be combined between these features (or their equivalents) to obtain other embodiments of the utility model not directly mentioned herein.

It should also be understood that the terms "first," "second," and the like are used herein to describe various information, but that such information should not be limited to these terms, which are used merely to distinguish one type of information from another. For example, a "first" message may also be referred to as a "second" message, and similarly, a "second" message may also be referred to as a "first" message, without departing from the scope of the utility model.

It should be noted that in different drawings, the same reference numerals indicate the same or substantially the same components.

As shown in fig. 1, a battery according to a preferred embodiment of the present utility model includes: a battery cell 1 and a battery protection plate 2. The cell 1 has a plurality of peripheral sides in a first direction. A recess 11 is formed in any one of the plurality of peripheral sides toward the inside of the battery cell 1, and the battery protection plate 2 is mounted in the recess 11 and connected to the battery cell 1.

The first direction is the thickness direction of the battery cell 1, the battery provided by the utility model belongs to a steel-shell battery, and the concave part (11) is formed by sinking a steel shell of the steel-shell battery. The plurality of peripheral sides mentioned in the present utility model refers to four peripheral sides except for two large sides of the cell 1, namely, the end, tail and left and right sides of the cell are conventionally defined, and four peripheral sides are all used. The inward depression toward the cell 1 means an inward depression in the thickness direction of the vertical cell 1, i.e., an inward depression in the length direction or the width direction of the cell 1 on the peripheral side surface of the cell 1.

In the prior art, the battery protection plate 2 is directly mounted on the side surface of the battery core 1, and the length of the battery window space of the mobile phone is longer than that of the battery protection plate 2, so that the battery protection plate 2 has excessive space at two ends in the length direction and cannot be utilized. In the embodiment of the utility model, by changing the structure of the battery cell 1, a concave part 11 matched with the battery protection board 2 is formed on one side surface of the battery cell 1 in the first direction, and the battery protection board 2 is arranged in the concave part 11.

It should be noted that, in practical application, the battery cell 1 may be in a cuboid shape, so that the battery cell 1 has four side surfaces on one side in the first direction, the recess 11 may be formed on any one of the side surfaces, and the formation position of the recess 11 needs to be selected according to the spatial layout of the battery mounting bin of the mobile phone.

Referring to fig. 1 and 2, the recess 11 penetrates the battery cell 1 along the first direction, so that the recess 11 has more installation space.

In one possible embodiment, see fig. 4, the utility model also comprises a nickel sheet 3. The battery protection plate 2 includes: a flexible circuit board 21 and a printed circuit board 22. A printed circuit board 22 is connected to the flexible circuit board 21. The flexible circuit board 21 is formed with a mounting channel 211. The printed circuit board 22 is installed in the installation channel 211, the flexible circuit board 21 is connected to the electric core 1 through the nickel sheet 3, the mode that the flexible circuit board 21 wraps the printed circuit board 22 is adopted in a mode that the printed circuit board 22 and the flexible circuit board 21 are arranged side by side, and the structure of the battery protection board 2 is smaller in size.

The thickness direction of the printed circuit board 22 is a second direction, which is parallel or perpendicular to the first direction.

Fig. 1 shows a schematic diagram of a battery protection board 2 and a battery cell 1 according to a first embodiment of the present utility model, in which the second direction is perpendicular to the first direction, the nickel sheet 3 is L-shaped, one side surface of the nickel sheet 3 is connected to the flexible circuit board 21, and the other side surface of the nickel sheet 3 is connected to the battery cell 1, and when the first direction and the second direction are parallel, the embodiment can adapt to the battery cell 1 with a smaller thickness, and the thickness setting direction of the battery protection board 2 in the embodiment is consistent with the thickness setting direction of the battery cell 1, because the thickness of the battery protection board 2 is smaller than the width and the length of the battery protection board 2, so that the battery cell 1 with a smaller thickness is adequately adapted.

Fig. 2 shows a schematic diagram of a battery protection plate 2 and a battery cell 1 according to a second embodiment of the present utility model, where the second direction is parallel to the first direction, the nickel sheet 3 is in a U shape, one side surface of the nickel sheet 3 is connected to the flexible circuit board 21, the other side surface of the nickel sheet 3 is connected to the battery cell 1, and this embodiment can be adapted to a battery cell 1 with a larger thickness, and the thickness setting direction of the battery protection plate 2 in this embodiment is perpendicular to the thickness setting direction of the battery cell 1, and compared with the first embodiment, the length of the recess 11 in the width direction of the battery cell 1 is smaller to adapt to the battery cell 1 with a larger thickness.

Further, referring to fig. 4, the embodiment of the present utility model further includes a connector 4 located in the recess 11, the connector 4 is connected to the flexible circuit board 21, and the connector 4 is used for electrical connection to an electronic device.

In one possible embodiment, referring to fig. 5, the number of the plurality of peripheral sides is four. The recess 11 is formed in each of two opposite peripheral sides of the four peripheral sides in a recessed manner to accommodate various required batteries. Specifically, the two opposite peripheral sides mentioned in the embodiment of the present utility model may be the end and tail sides of the battery, or the left and right sides of the battery.

In one possible embodiment, the number of the plurality of peripheral sides is four. The recess 11 is formed in each of two adjacent peripheral sides of the four peripheral sides in a recessed manner to accommodate various required batteries. The two adjacent peripheral sides mentioned in the embodiment of the utility model can be the end part and the left side surface, or the end part or the right side surface of the battery, and can also be the tail part and the left side surface, the tail part or the right side surface of the battery.

Further, referring to fig. 6, the embodiment of the present utility model further includes: double faced adhesive tape 5, easy tearing subsides 6, blue membrane protection film 7. The double faced adhesive tape 5 is adhered to the battery core 1, the blue film protection film 7 is adhered to the double faced adhesive tape 5, the easy-tearing adhesive tape 6 is adhered to the blue film protection film 7, and the easy-tearing adhesive tape 6 can be directly detached for installation when a user needs to install the battery of the utility model to a battery installation bin of a host machine.

Further, the nickel plate 3 is welded to the battery cell 1 and the flexible circuit board 21, respectively.

The present utility model also provides an electronic apparatus, comprising: a host and a battery as claimed in any one of the preceding claims. The host is provided with a battery installation bin, and the battery is installed in the battery installation bin.

In summary, the embodiment of the utility model provides a battery and an electronic device, by changing the structure of a battery core 1, a concave portion 11 matched with a battery protection board 2 is formed on one side surface of the battery core 1 in a first direction, and the battery protection board 2 is arranged in the concave portion 11.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and substitutions can be made by those skilled in the art without departing from the technical principles of the present utility model, and these modifications and substitutions should also be considered as being within the scope of the present utility model.

Claims

1. A battery, comprising: a battery core (1) and a battery protection board (2); the battery cell (1) has a plurality of peripheral sides in a first direction; any one of the plurality of peripheral sides is concavely provided with a concave part (11) facing the inside of the battery cell (1), and the battery protection plate (2) is arranged in the concave part (11) and is connected with the battery cell (1);

wherein the first direction is the thickness direction of the battery cell (1).

2. The battery according to claim 1, further comprising a nickel plate (3); the battery protection plate (2) includes: a flexible circuit board (21) and a printed circuit board (22) soldered to the flexible circuit board (21); the flexible circuit board (21) is enclosed to form a mounting channel (211); the printed circuit board (22) is mounted in the mounting channel (211); the flexible circuit board (21) is welded on the battery cell (1) through the nickel sheet (3);

the thickness direction of the printed circuit board (22) is a second direction, which is parallel or perpendicular to the first direction.

3. The battery according to claim 2, wherein the second direction is parallel to the first direction, the nickel plate (3) is L-shaped, one side surface of the nickel plate (3) is connected to the flexible circuit board (21), and the other side surface of the nickel plate (3) is connected to the battery cell (1).

4. The battery according to claim 2, wherein the second direction is perpendicular to the first direction, the nickel plate (3) is U-shaped, one side surface of the nickel plate (3) is connected to the flexible circuit board (21), and the other side surface of the nickel plate (3) is connected to the battery cell (1).

5. The battery according to claim 2, further comprising a connector (4) located within the recess (11) for electrical connection with an electronic device, the connector (4) being connected to the flexible circuit board (21).

6. The battery of claim 1, wherein the number of the plurality of peripheral sides is four; the two opposite peripheral side surfaces of the four peripheral side surfaces are respectively recessed to form the recessed parts (11).

7. The battery of claim 1, wherein the number of the plurality of peripheral sides is four; two adjacent peripheral side surfaces of the four peripheral side surfaces are respectively recessed to form the recessed part (11).

8. The battery of any one of claims 1-7, further comprising: the double-sided tape (5), the easy-to-tear adhesive tape (6) and the blue film protective film (7); the double-sided adhesive tape (5) is adhered to the battery cell (1); the blue film protection film (7) is adhered to the double faced adhesive tape (5); the easy-tearing adhesive (6) is adhered to the blue film protective film (7).

9. The battery according to any of claims 1-7, characterized in that the recess (11) extends through the cell (1) in the first direction.

10. An electronic device, comprising: a host and a battery as claimed in any one of claims 1 to 9; the host is provided with a battery installation bin, and the battery is installed in the battery installation bin.