CN219144422U

CN219144422U - Battery and electronic device

Info

Publication number: CN219144422U
Application number: CN202223541384.7U
Authority: CN
Inventors: 欧秋良; 张传生; 刘友群
Original assignee: Zhuhai Cosmx Power Co Ltd
Current assignee: Zhuhai Cosmx Power Co Ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-06-06
Anticipated expiration: 2032-12-29

Abstract

The present utility model provides a battery for an electronic device including a device body having a device interface and the battery, the battery including: a battery body; a battery protection plate connected with the battery body; and the FPC circuit board is detachably connected with the battery protection board and the equipment main body respectively, so that the battery protection board is connected with the equipment interface. According to the battery provided by the utility model, the size of the FPC is only required to be adjusted according to the type of the electronic equipment and the type of the battery, the battery body is not required to be researched and updated, the problem that when a scheme of connecting the FPC circuit board and the battery protection board in a welding mode is adopted in the related technology, a novel battery body is required to be researched and developed for each new electronic equipment is avoided, a large number of research and development experiments and product performance verification experiments for researching and matching the battery of the new electronic equipment are also avoided, research and development cost is saved, and resource waste is reduced.

Description

Battery and electronic device

Technical Field

The utility model relates to the technical field of batteries, in particular to a battery and electronic equipment.

Background

In modern society, 3C electronic products are rapidly updated, but the battery technology is slowly updated. Such as style, style of cell phone, is updated iteratively quickly, but the technology of the battery used in the cell phone is stable and updated slowly.

In the industry, although some electronic devices, such as mobile phones, need to redesign and customize 3C batteries when updating models, the capacity change of the batteries is smaller between similar models, mainly because the FPC circuit board cannot be adapted to the mobile phone, so that the batteries need to be redesigned each time the model of the mobile phone is improved. And a large number of research and development experiments and product performance verification experiments are needed, so that a large amount of research and development cost and resource waste are easily caused, and mass copy production of batteries and electronic equipment is not facilitated.

Disclosure of Invention

The utility model provides a battery and an electronic device, wherein the battery has higher assembly and disassembly efficiency and is stable and reliable to install.

A first aspect of the present utility model provides a battery for an electronic device including a device body having a device interface, and the battery including: a battery body; a battery protection plate connected with the battery body; and the FPC circuit board is detachably connected with the battery protection board and the equipment interface respectively, so that the battery protection board is connected with the equipment interface.

According to the battery, the FPC circuit board and the battery protection board are connected in a detachable connection mode, the size of the FPC is only required to be adjusted according to the type of the electronic equipment and the type of the battery, and a new battery is not required to be developed, so that the battery can be suitable for more types of electronic equipment. When the scheme of connecting the FPC circuit board and the battery protection board in a welding mode in the related technology is avoided, a novel battery body is required to be customized for each new electronic device, a large number of research and development experiments and product performance verification experiments for developing and matching the battery of the new electronic device are avoided, the research and development cost is saved, and the resource waste is reduced.

In some embodiments, the battery protection board has a female connector, the FPC circuit board has a circuit board body, a first connector and a second connector, the first connector and the second connector are respectively disposed at two ends of the circuit board body along a length direction of the circuit board body, the first connector is connected with the female connector, and the second connector is connected with the device body.

Optionally, the first connector is clamped with the female connector, and the second connector is spliced with the equipment interface.

Optionally, one of the power receiving female head and the first power receiving head is provided with a clamping groove which is opened along the thickness direction of the power receiving female head, and the other power receiving female head and the first power receiving head is provided with a buckle which extends along the thickness direction of the power receiving female head, and the buckle is buckled in the clamping groove.

Optionally, the clamping groove is in interference fit with the buckle; and/or the clamping groove is a non-circular groove, and the shape of the buckle is matched with the clamping groove.

According to some embodiments of the utility model, the PCM block further has a protection plate body, and the power connection female is provided with a plurality of first connection pins welded to the protection plate body.

Optionally, the battery body is provided with an electric terminal, the protection board main body and the electric terminal are stacked along the thickness direction of the battery body, the electric connector is located at one side of the protection board main body, which is opposite to the electric terminal, and the battery protection board is not protruded out of one side surface of the battery body along the thickness direction.

Optionally, any one of the first connector and the second connector has a plurality of second connection pins, and the second connection pins are welded with the circuit board body.

According to some embodiments of the utility model, the FPC board further has two support plates, and the two support plates are located on a side of the circuit board body in a thickness direction of the circuit board body, which is opposite to the first connector and the second connector in the thickness direction of the circuit board body.

A second aspect of the present utility model provides an electronic device, comprising: an apparatus body having a battery compartment and an apparatus interface; according to the battery of the electronic equipment, the battery body is arranged in the battery bin, and the FPC board is connected with the equipment interface.

According to the electronic equipment provided by the utility model, through arranging the battery in the first aspect, when the model and the design of the electronic equipment are updated, the installation adaptation can be performed as long as the battery can be put in the battery bin, and the connection between the battery and the equipment main body can perform DIY design on the FPC circuit board according to the position of the equipment interface, so that the research and development of the battery can be reduced, the updating of the battery can be performed, and only the FPC circuit board with different size styles is required to be replaced, thereby shortening the integral research and development period of the electronic equipment and reducing the integral research and development cost of the electronic equipment.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions of the prior art, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it will be obvious that the drawings in the following description are some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort to a person skilled in the art.

Wherein:

fig. 1 is a schematic view showing the structure of a battery according to an embodiment of the present utility model at an angle;

fig. 2 is a schematic view of a battery according to another embodiment of the present utility model;

fig. 3 is an assembly schematic view of a battery body and a battery protection plate according to an embodiment of the utility model;

fig. 4 is an assembly schematic view of a battery body and a battery protection plate according to another embodiment of the present utility model;

fig. 5 is a schematic view of a battery body according to an embodiment of the present utility model;

fig. 6 is a schematic view of an angle of the FPC board according to the embodiment of the present utility model;

fig. 7 is a schematic view of another angle of the FPC board according to the embodiment of the present utility model.

Reference numerals illustrate:

100-cell;

1-a battery body; 11-an electrical terminal;

2-a battery protection plate; 21-a protective plate body; 22-connecting the female connector; 221-a clamping groove; 222-first connection pins;

3-FPC circuit board; 31-a circuit board body; 32-a first connector; 33-a second connector; 34-a second connection pin; 35-a buckle; 36-supporting plate.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In view of the above, the present utility model provides a battery and an electronic device, in which the battery can reduce the development cost of the electronic device by detachably connecting the FPC board and the battery body, and the application range is wider.

A battery 100 according to an embodiment of the first aspect of the present utility model is specifically described below with reference to fig. 1 to 7.

Referring to fig. 1 and 2, a battery 100 according to an embodiment of the present utility model may be used in electronic devices such as a mobile phone, a tablet computer, a notebook computer, and the like.

Specifically, the electronic device includes a device body having a device interface and a battery 100, wherein the battery 100 may include: a battery body 1, a battery protection plate 2 (PCM board), and an FPC board 3 (flexible circuit board, flexible Printed Circuit). The battery protection plate 2 is connected to the battery body 1, for example, the battery protection plate 2 may be disposed at an electrode terminal of the battery body 1 and electrically connected to the battery body 1, and the battery protection plate 2 may provide circuit protection for the battery 100. The FPC circuit board 3 is detachably connected, for example, plugged, clamped, or the like, to the battery protection board 2 and the device interface of the device main body, respectively, so as to connect the battery protection board and the device main body. Thus, the battery body 1 can provide electric energy for the device main body through the battery protection board 2 and the FPC circuit board 3 in sequence, and the FPC circuit board 3 only needs to adaptively change the length or other dimensions of the FPC circuit board 3 when being used for different types of electronic devices and the battery 100.

According to the battery 100 of the embodiment of the utility model, since the FPC circuit board 3 and the battery protection board 2 are connected in a detachable connection manner, when a novel electronic device is designed, the size of the FPC3 is only required to be adjusted according to the type of the electronic device and the type of the battery 100, and the development and modification of the battery body 1 are reduced, so that the battery 100 can be suitable for more types of electronic devices. When the scheme of connecting the FPC circuit board 3 and the battery protection board 2 in a welding mode in the related art is avoided, the novel battery body 1 is required to be customized for each new electronic device, a large number of research and development experiments and product performance verification experiments for developing and matching the battery 100 of the new electronic device are also avoided, the research and development cost is saved, and the resource waste is reduced.

In some embodiments, referring to fig. 2 and fig. 5 to 7, the battery protection board 2 has a female connector 22, the FPC circuit board 3 has a circuit board body 31, a first connector 32 and a second connector 33, the first connector 32 and the second connector 33 are respectively disposed at two ends of the circuit board body 31 along a length direction thereof, the first connector 32 is connected with the female connector 22, the second connector 33 is connected with an equipment interface of the equipment body, for example, the first connector 32 can be in snap fit with the female connector 22, and the second connector 33 can be in plug fit with the equipment interface, so that a connection manner between the battery protection board 2 and the circuit board 3 is simpler, which is helpful for simplifying an assembly process of the battery 100.

Alternatively, one of the female connector 22 and the first connector 32 is provided with a catching groove 221 opened in the thickness direction thereof, and the other is provided with a catching groove 35 extending in the thickness direction thereof. That is, the card slot 221 may be provided on the power receiving female terminal 22 of the battery protection board 2, the buckle 35 may be provided on the first power receiving terminal 32 of the FPC board 3, or the card slot 221 may be provided on the first power receiving terminal 32 of the FPC board 3, and the buckle 35 may be provided on the power receiving female terminal 22 of the battery protection board 2.

Taking the example that the clamping groove 221 is formed on the electric connection female head 22 of the battery protection board 2 and the clamping buckle 35 is formed on the first electric connection head 32 of the FPC circuit board 3, the clamping groove 221 can be formed by sinking one side surface of the electric connection female head 22 along the thickness direction, the clamping buckle 35 can be formed on one side of the first electric connection head 32 along the thickness direction, the clamping buckle 35 is buckled in the clamping groove 221 along the thickness direction, and the electronic equipment is limited in size along the thickness direction, so that the electric connection female head 22 and the battery protection board 2 are matched along the thickness direction of the electronic equipment, the detachable connection of the electric connection female head 22 and the battery protection board 2 is more stable and is not easy to separate from each other, thereby improving the reliability of the functions of the battery 100.

Alternatively, the clamping groove 221 is in interference fit with the buckle 35, so that the connection between the FPC circuit board 3 and the battery protection board 2 can be more stable.

In a specific example, the shape of the clamping groove 221 is a non-circular groove, for example, the clamping groove 221 may be formed into a square groove or a special-shaped groove, and the shape of the buckle 35 is adapted to the clamping groove 221, so that the clamping groove 221 can limit the buckle 35 in the circumferential direction of itself, and the connection stability of the FPC circuit board 3 and the battery protection board 2 can be further ensured.

According to some embodiments of the present utility model, referring to fig. 2 to 5, the battery protection plate 2 further has a protection plate body 21, the protection plate body 21 may be formed in an elongated shape, the power receiving female head 22 is provided at one end of the protection plate body 21 in a length direction thereof, the power receiving female head 22 is provided with a plurality of first connection pins 222, the plurality of first connection pins 222 are welded to the protection plate body 21, a portion of the plurality of first connection pins 222 is located at one side of the power receiving female head 22 in a width direction, and another portion of the plurality of first connection pins 222 is located at the other side of the power receiving female head 22 in the width direction, so that electrical connection stability of the power receiving female head 22 and the protection plate body 21 may be ensured.

Optionally, referring to fig. 3 and 4, the electrode end of the battery body 1 is provided with the electrical terminal 11, the electrical terminal 11 may extend along the length direction of the battery body 1, the protection plate main body 21 and the electrical terminal 11 are stacked along the thickness direction of the battery body 1, the electrical connector 22 is located at one side of the protection plate main body 21 opposite to the electrical terminal 11, and the battery protection plate 2 does not protrude from the surface of one side of the battery body 1 along the thickness direction, thus being beneficial to reducing the overall thickness of the battery 100 and saving the space occupied by the battery 100.

Alternatively, referring to fig. 6 and 7, any one of the first and

second contacts

32 and 33 has a plurality of second connection pins 34, and the second connection pins 34 are soldered with the circuit board body 31, so that connection stability and good conductivity of the first and

second contacts

32 and 33 with the circuit board body 31 can be ensured.

According to some embodiments of the present utility model, referring to fig. 6 and 7, the fpc board 3 further has support plates 36, the support plates 36 include two support plates 36 respectively provided at both ends of the circuit board body 31 in the length direction, the two support plates 36 are located at one side of the circuit board body 31 facing away from the first connector 32 and the second connector 33, the two support plates 36 are respectively opposite to the first connector 32 and the second connector 33 in the thickness direction of the circuit board body 31, so that the support plates 36 can provide support when the circuit board body 31 is soldered to the first connector 32 and the second connector 33, and ensure rigidity at the first connector 32 and the second connector 33, ensuring smooth connection between the first connector 32 and the connector female 22, and between the second connector 33 and the device body.

An electronic device according to an embodiment of the second aspect of the present utility model is described below.

The electronic device of the embodiment of the utility model can be electronic devices such as a mobile phone, a tablet personal computer, a notebook computer and the like, and the electronic device can comprise: the apparatus main body and the battery 100 in the above-described embodiment.

Specifically, the device main body has a battery compartment and a device interface, the device interface may be disposed on a side wall of the battery compartment, the battery body 1 is disposed on the battery compartment, the FPC circuit board 3 is in plug-in fit with the device interface, for example, the first connector 32 of the FPC circuit board 3 is connected with the battery body 1 through the battery protection board 2, and the second connector 33 of the FPC circuit board 3 may be inserted into the device interface to achieve connection with the device main body.

According to the electronic equipment provided by the embodiment of the utility model, through the arrangement of the battery 100 in the embodiment, when the model and design of the electronic equipment are updated, the installation adaptation can be performed as long as the battery 100 can be put into the battery compartment, and the connection between the battery 100 and the equipment main body can be performed according to the position of the equipment interface, only the FPC circuit board 3 is required to be redesigned and adapted, and the main body of the battery 100 is not required to be redesigned, so that the whole research and development period of the electronic equipment is shortened, and the whole research and development cost of the electronic equipment is reduced.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; the device can be mechanically connected, electrically connected and communicated; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims

1. A battery for an electronic device, the electronic device comprising a device body and the battery, the device body having a device interface, the battery comprising:

a battery body;

a battery protection plate connected with the battery body;

and the FPC circuit board is detachably connected with the battery protection board and the equipment interface respectively, so that the battery protection board is connected with the equipment interface.

2. The battery of claim 1, wherein the battery protection plate has a female connector, the FPC circuit board includes a circuit board body, a first connector and a second connector, the first connector and the second connector are respectively disposed at two ends of the circuit board body along a length direction of the circuit board body, the first connector is connected with the female connector, and the second connector is connected with the device interface.

3. The battery of claim 2, wherein the first electrical connector is snapped into the female electrical connector and the second electrical connector is snapped into the device interface.

4. A battery according to claim 3, wherein one of the power receiving female terminal and the first power receiving terminal is provided with a clip groove opened in a thickness direction thereof, and the other is provided with a clip extending in the thickness direction thereof, the clip being provided in the clip groove.

5. The battery of claim 4, wherein the card slot is an interference fit with the catch; and/or the clamping groove is a non-circular groove, and the shape of the buckle is matched with the clamping groove.

6. The battery of any one of claims 2-5, wherein the battery protection plate further has a protection plate body, and the power connection female head is provided with a plurality of first connection pins, and the plurality of first connection pins are welded to the protection plate body.

7. The battery of claim 6, wherein the battery body is provided with an electrical terminal,

the protection board main body and the electric terminal are stacked along the thickness direction of the battery body, the electric connector is positioned on one side of the protection board main body, which is back to the electric terminal, and the battery protection board is not protruded out of one side surface of the battery body along the thickness direction.

8. The battery of any of claims 2-5, wherein any of the first and second electrical connectors has a plurality of second connection pins that are soldered to the circuit board body.

9. The battery according to any one of claims 2 to 5, wherein the FPC board further has two support plates, both of which are located on a side of the board body in a thickness direction thereof facing away from the first connector and the second connector, and are opposite to the first connector and the second connector in the thickness direction of the board body, respectively.

10. An electronic device, comprising:

an apparatus body having a battery compartment and an apparatus interface;

the battery of an electronic device according to any one of claims 1-9, wherein the battery body is provided in the battery compartment, and the FPC board is connected to the device interface.