CN210092207U - Battery with a battery cell - Google Patents

Abstract

The application discloses battery, the battery includes: an electric core; the adapter plate comprises a substrate, a first end and a second end, wherein the substrate is electrically connected with the battery cell; the first end and the second end are arranged on the outer side of the battery cell and are respectively electrically connected with the functional module. Therefore, the adapter plate is electrically connected with the battery core, the first end and the second end of the adapter plate are constructed into two output ends of the battery to be connected with the functional module, on the premise that the communication function of the battery and the functional module is ensured, the arrangement of redundant connecting modules in equipment can be reduced, the connection reliability between the battery and each functional module can be improved, the production cost of the battery is reduced, the assembly process is simplified, the space occupied by a plurality of connecting modules is reduced, the capacity of the battery can be improved, and the high self-power consumption caused by high internal resistance due to multiple connections is reduced.

Description

Battery with a battery cell

Technical Field

The present application relates to the field of batteries, and more particularly, to a battery.

Background

In the related art, the devices with the secondary batteries generally require the secondary batteries to be designed at the middle position of the device so that the batteries are well protected and the function of the device is conveniently arranged at a proper position. However, when a plurality of power utilization modules are designed on the periphery of the device, because the internal Circuit of the conventional secondary battery structure is connected with the power utilization modules only through a group of output terminals, the functions of supplying power to one of the power utilization modules and communicating with each other by the secondary battery are realized, so that the functions of power-on communication and the like between the power utilization modules and the power utilization modules need to be connected through a plurality of connecting modules, and the connecting modules generally adopt a lead with a connector, a Flexible Printed Circuit (FPC) with a connector, a separately welded lead and the like. In this case, the provision of a plurality of connection modules leads to problems such as an increase in risk of connection failure, an increase in connection cost, a decrease in capacity of the secondary battery due to a large occupied space, and high power consumption due to high internal resistance.

Disclosure of Invention

The present application is directed to solving at least one of the problems in the prior art. To this end, an object of the present application is to provide a battery having high connection reliability, low cost, low internal resistance, and small space occupation.

A battery according to an embodiment of the present application includes: an electric core; the adapter plate comprises a substrate, a first end and a second end, wherein the substrate is electrically connected with the battery cell; the first end and the second end are arranged on the outer side of the battery cell and are respectively electrically connected with the functional module.

According to the battery of the embodiment of the application, the adapter plate with the plurality of output ends is electrically connected with the battery core, if the first end and the second end of the adapter plate are constructed into two output ends of the battery to be connected with the functional module, on the premise of ensuring the communication function of the battery and the functional module, the arrangement of redundant connecting modules in the equipment can be reduced, so that the connection reliability between the battery and each functional module can be improved, the production cost of the battery is reduced, the assembly process is simplified, the occupied space of the plurality of connecting modules is reduced, the capacity of the battery can be improved, and the high self-power consumption caused by the high internal resistance due to multiple connections is reduced.

According to some embodiments of the present application, the cell includes first and second oppositely disposed surfaces, and the first end extends to an exterior of the cell in a direction parallel to the first or second surfaces.

According to some embodiments of the present disclosure, the cell includes first and second oppositely disposed surfaces, and third and fourth oppositely disposed surfaces, the third and fourth surfaces being disposed between the first and second surfaces, respectively, and the first end extends to an exterior of the cell along a direction parallel to the third or fourth surfaces.

According to some embodiments of the present application, the first end and the second end extend to the same side or different sides, respectively, outside the cell.

According to some embodiments of the present application, the cell comprises: a first end portion including a first end surface, the first end extending from the first end portion to the outside of the battery cell, and the end surface of the first end being perpendicular to or parallel to the first end surface; and the second end part is arranged opposite to the first end part and comprises a second end face, the second end extends to the outside of the battery cell from the second end part, and the end face of the second end is perpendicular to or parallel to the second end face.

According to some embodiments of the present application, the substrate is electrically connected to the battery cell through a first conductive sheet, and the second end is electrically connected to the substrate through a second conductive sheet.

According to some embodiments of the present application, the first end, the second end and the substrate are integrally molded.

According to some embodiments of the application, the first end or the second end is electrically connected to the substrate by at least one of soldering, riveting, wire, flexible circuit board or screw.

A battery according to another embodiment of the present application includes: an electric core; the first adapter plate comprises a first substrate electrically connected with the battery cell and a first end electrically connected with the first substrate; the second adapter plate is electrically connected with the first adapter plate and comprises a second substrate electrically connected with the battery cell and a second end electrically connected with the second substrate; the first end and the second end are arranged on the outer side of the battery cell and are respectively electrically connected with the functional module.

According to the battery of another embodiment of the application, the first adapter plate and the second adapter plate are arranged, so that a plurality of output ends are formed on the battery, the battery can be in power-on communication with each functional module through the first adapter plate and the second adapter plate, the arrangement mode can reduce the arrangement of other connecting modules in equipment, the connection reliability can be improved, the production cost can be reduced, the assembly process can be simplified, the capacity of the battery can be improved, the self-consumption of the battery can be reduced, and the like.

According to a further embodiment of the present application, the battery cell includes: a first end portion at which the first substrate is disposed; and the second end part is arranged opposite to the first end part, the second substrate is arranged at the second end part, and the first substrate is electrically connected with the second substrate through a conducting strip.

Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.

Drawings

The above and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural diagram of a battery and a functional module according to an embodiment of the present application;

fig. 2 is an exploded view of a battery and a functional module according to an embodiment of the present application;

FIG. 3 is a schematic view of the construction of the transfer plate of FIG. 1;

fig. 4 is a schematic structural diagram of a battery and a functional module according to another embodiment of the present application;

fig. 5 is an exploded view of a battery and a functional module according to another embodiment of the present application;

FIG. 6 is a schematic view of the construction of the transfer plate according to FIG. 4;

fig. 7 is a schematic structural diagram of a battery and a functional module according to another embodiment of the present application;

fig. 8 is an exploded view of a battery and a functional module according to another embodiment of the present application;

FIG. 9 is a schematic view of the construction of the transfer plate of FIG. 8;

fig. 10 is a schematic structural view of a battery and a functional module according to another embodiment of the present application, wherein the battery includes a first interposer and a second interposer;

fig. 11 is an exploded view of a battery and a functional module according to another embodiment of the present application;

FIG. 12 is a schematic view of the construction of the transfer plate of FIG. 10.

Reference numerals:

battery 100, functional module 200,

A battery cell 10, a first surface 11, a third surface 12, a first end 13, a first end 131, a second end 14, a second end 141, a,

The interposer 20, the substrate 21, the first conductive sheet 211, the second conductive sheet 212, the first end 22, the second end 23, the first and second terminals,

The first interposer 31, the first substrate 311, the second interposer 32, the second substrate 321, the conductive sheet 33, the stiffener 34, and the connector 35.

Detailed Description

Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application.

A battery 100 according to some embodiments of the present application is described below with reference to fig. 1-12.

The battery 100 according to some embodiments of the present application includes: the battery cell comprises a battery cell 10 and an interposer 20, wherein the interposer 20 includes a substrate 21, a first end 22 and a second end 23, which are electrically connected to the battery cell 10, and the first end 22 of the interposer 20 and the second end 23 of the interposer 20 are disposed on the outer side of the battery cell 10 and are respectively electrically connected to the functional module 200.

Specifically, referring to fig. 1, 4 and 7, the first end 22 and the second end 23 of the interposer 20 are both located outside the battery cell 10, such an arrangement facilitates the connection and the cooperation between the first end 22 and the second end 23 of the interposer 20 and the functional module 200, and the connection between the substrate 21 and the battery cell 10 can provide a good control and protection effect on the battery cell 10.

It is understood that the first end 22 and the second end 23 of the adapter plate 20 can be used as signal output terminals of the battery 100, and the first end 22 and the second end 23 of the adapter plate 20 can be connected to the functional module 200 to realize the power-on communication function between the substrate 21 and the functional module 200.

According to the battery 100 of the embodiment of the present application, the first end 22 and the second end 23 of the interposer 20 are configured as two output ends of the battery 100 and connected to the respective functional modules 200, and on the premise of ensuring the communication function between the battery 100 and the respective functional modules 200, other connection modules disposed between the respective functional modules 200 can be reduced, so that the problem of high self-power consumption due to high internal resistance caused by multiple connections can be prevented, meanwhile, the risk of connection failure is reduced to improve the reliability of connection, the connection cost can be reduced, the assembly process can be simplified, and the space occupied by the plurality of connection modules can be reduced to improve the capacity of the battery 100.

It should be noted that the first end 22 of the interposer 20 and the second end 23 of the interposer 20 can be interchanged, and the first end 22 and the second end 23 of the interposer 20 of the present application will be described with reference to the drawings for the sake of clarity in describing the present application. The connection of the first end 22 and the second end 23 of the adapter plate 20 to the functional module 200 respectively means: the first end 22 is connected to its corresponding functional module 200 and the second end 23 is connected to its corresponding functional module 200.

In some embodiments of the present application, the battery cell 10 includes a first surface 11 and a second surface (not shown in the drawings, the second surface is a surface of the battery cell 10 opposite to the first surface 11), and the first end 22 of the interposer 20 extends to the outside of the battery cell 10 along a direction parallel to the first surface 11 or the second surface.

Specifically, as shown in fig. 1, the arrangement that the extending direction of the first end 22 or the second end 23 of the interposer 20 is parallel to the first surface 11 or the second surface may improve the reliability of the fit between the interposer 20 and the battery cell 10, and the arrangement is convenient for the first end 22 or the second end 23 of the interposer 20 to be connected to the functional module 200, so that the battery 100 and the interposer 20 may occupy a smaller space as a whole, and the capacity of the battery 100 may be further improved.

It should be noted that the first surface 11 and the second surface of the battery cell 10 may be configured as two surfaces parallel to each other, so that the structure of the battery cell 10 may be more regular, the adapter plate 20 is convenient to be matched with the battery cell 10, and the reliability of the battery 100 is improved.

In a further embodiment of the present application, the battery cell 10 includes a first surface 11 and a second surface disposed oppositely, and a third surface 12 and a fourth surface disposed oppositely, the third surface 12 and the fourth surface are respectively disposed between the first surface 11 and the second surface, and the first end 22 or the second end 23 extends to the outside of the battery cell 10 along a direction parallel to the third surface 12 or the fourth surface, as shown in fig. 7.

It can be understood that when the first end 22 or the second end 23 extends along a direction parallel to the third surface 12 or the fourth plane, the reliability of the mating of the interposer 20 and the battery cell 10 can be improved, and the battery 100 and the interposer 20 can occupy a smaller space as a whole, so as to further improve the capacity of the battery 100.

Optionally, the structure and extending direction of the first end 22 or the second end 23 of the interposer 20 may be adjusted according to design requirements, so as to connect the first end 22 or the second end 23 of the interposer 20 with the functional module 200, such as: the first end 22 or the second end 23 of the interposer 20 is configured as a plate-like structure, so that the structure of the first end 22 or the second end 23 is simple, and the first end 22 or the second end 23 of the interposer 20 is convenient to connect with the functional module 200; the first end 22 or the second end 23 of the interposer 20 is configured in an L-shaped cross-section, so that the structural reliability of the first end 22 or the second end 23 is higher. The adaptation of the adapter plate 20 to different structural or placement positions of the functional module 200 can be facilitated by adjusting the structure of the first end 22 or the second end 23 of the adapter plate 20.

In some embodiments of the present application, the first end 22 and the second end 23 of the interposer 20 may extend to the same side or different sides of the exterior of the battery cell 10, respectively, that is, the first end 22 and the second end 23 of the interposer 20 may extend toward the same side of the exterior of the battery cell 10, or the first end 22 and the second end 23 may extend toward different directions, so as to be suitable for different applications.

It is understood that in practical application of the battery 100, the functional module 200 is disposed outside the battery cell 10, but the position of the functional module 200 relative to the battery cell 10 is not fixed, so that the matching position of the functional module 200 and the interposer 20 is not fixed, and since the extending direction and the position of the first end 22 and the second end 23 of the interposer 20 can be adjusted according to design requirements, the matching reliability of the interposer 20 and the functional module 200 can be ensured.

In some embodiments of the present application, the battery cell 10 includes: a first end 13 and a second end 14 disposed opposite the first end 13. The first end 13 includes a first end surface 131, the first end 22 of the interposer 20 extends from the first end 13 to the outside of the battery cell 10 to electrically connect the functional module 200, and the end surface of the first end 22 and the first end surface 131 may be perpendicular or parallel. Similarly, the second end 14 includes a second end face 141, the second end 23 of the interposer 20 extends from the second end 14 to the outside of the battery cell 10 to electrically connect the functional module 200, and the end face of the second end 23 may be perpendicular to or parallel to the second end face 141.

Further, the first end 22 of the interposer 20 passes through the first end portion 13 and extends from the first end portion 13 to the outside of the battery cell 10, and the end surface of the first end 22 may be perpendicular to or parallel to the first end surface 131, such a structure may ensure the reliability of the fit between the first end 22 and the battery cell 10, and further facilitate the connection with the functional module 200. Similarly, the second end 23 of the interposer 20 passes through the second end portion 14 and extends from the second end portion 14 to the outside of the battery cell 10, and the end surface of the second end 23 may be perpendicular to or parallel to the second end surface 141, such a structure may ensure the reliability of the matching between the second end 23 and the battery cell 10, and further facilitate the connection with the functional module 200.

Specifically, the position relationship between the first end 22 and the second end 23 of the interposer 20 and the battery cell 10 may include a plurality of arrangement manners: such as: the end surface of the first end 22 is perpendicular to the first end surface 131, and the end surface of the second end 23 is perpendicular to or parallel to the second end surface 141; the end surface of the first end 22 is parallel to the first end surface 131, and the end surface of the second end 23 is perpendicular or parallel to the second end surface 141.

In some embodiments of the present application, the substrate 21 is electrically connected to the battery cell 10 through the first conductive sheet 211, and the second end 23 of the interposer 20 is electrically connected to the substrate 21 through the second conductive sheet 212, so that the second end 23 is connected to the substrate 21 through the first conductive sheet 211 and the second conductive sheet 212, and thus, the substrate 21 and the second end 23 can be electrically communicated, and further, the substrate 21 and the functional module 200 can be electrically communicated.

With reference to fig. 2 and 3, in some embodiments of the present application, connectors 35 are disposed between the first end 22 and the power consumption module 200 and between the second end 23 and the power consumption module 200, and the connectors 35 facilitate the adapter board 20 to communicate with the function module 200. Since both the first end 22 and the second end 23 may be configured in a plate shape, taking the first end 22 as an example, the connection head 35 may be disposed on one surface of the first end 22, and the reinforcement tab 34 may be disposed on the other surface of the first end 22, where the reinforcement tab 34 is disposed opposite to the surface where the connection head 35 is disposed. Among other things, the reinforcing sheet 34 has a good reinforcing effect on the structural strength at the first end 22, so that the reliability at the first end 22 can be improved. In some embodiments, the second end 23 may also be configured in the same configuration as the first end 22.

It should be noted that the connection head 35 may be formed by two parts, one of which is disposed on the first end 22 and the second end 23, and the other of which is disposed on the power consumption module 200, and the connection head 35 refers to the parts disposed on the first end 22 and the second end 23.

In some embodiments of the present application, the first end 22, the second end 23 of the interposer 20 and the substrate 21 are integrally formed, which may save the arrangement of a connection module between the first end 22, the second end 23 and the substrate 21, so as to ensure the connection reliability between the first end 22, the second end 23 and the substrate 21, and reduce the risk of connection failure between the interposer 20 and the functional module 220.

In some embodiments of the present application, the first end 22 or the second end 23 of the interposer 20 is electrically connected to the substrate 21 by at least one of soldering, riveting, wire, flexible circuit board or screw, the connection reliability between the substrate 21 and both the first end 22 and the second end 23 of the interposer 20 can be ensured by the above connection manners, and the connection manners between the substrate 21 and the first end 22 and the second end 23 of the interposer 20 can be adjusted according to actual production requirements to reasonably electrically connect the first end 22 or the second end 23 to the substrate 21. It should be noted that, the connection modes between the first end 22 and the second end 23 of the interposer 20 and the substrate 21 are preferably the above-mentioned ones, but not limited to these, and may be adjusted according to actual production requirements.

Referring to fig. 10-12, a battery 100 according to further embodiments of the present application includes: the battery cell comprises a battery cell 10, a first adapter plate 31 and a second adapter plate 32.

Specifically, the first interposer 31 includes a first substrate 311 electrically connected to the battery cell 10 and a first end 22 electrically connected to the first substrate 311, the second interposer 32 is electrically connected to the first interposer 31, the second interposer 32 includes a second substrate 321 electrically connected to the battery cell 10 and a second end 23 electrically connected to the second substrate 321, the first end 22 of the first interposer 31 and the second end 23 of the second interposer 32 are disposed outside the battery cell 10, and are respectively electrically connected to the functional module 200.

As shown in fig. 10, the battery 100 is provided with a first adaptor plate 31 and a second adaptor plate 32, the first adaptor plate 31 and the second adaptor plate 32 are respectively used for electrically connecting with the functional module 200, and since the first end 22 of the first adaptor plate 31 is electrically connected with the first substrate 311 and the second end 23 of the second adaptor plate 32 is electrically connected with the second substrate 321, the battery 100 may include a plurality of output terminals, and the plurality of output terminals may respectively realize the electrical communication with the functional module 200 through the first adaptor plate 31 and the second adaptor plate 32.

It can be understood that the first substrate 311 and the second substrate 321 are respectively connected to the battery cells 10, so that the battery cells 10 can be well controlled and protected. Alternatively, the first substrate 311 and the second substrate 321 are connected to form a conductive loop, and such a connection manner can save other connection modules in the device, reduce the occurrence of a problem of high self-consumption due to high internal resistance caused by multiple connections, reduce the risk of connection failure and connection cost, and reduce the space occupied by multiple connection modules to increase the capacity of the battery 100.

In a further embodiment of the present application, the battery cell 10 includes: the first substrate 311 is disposed at the first end 13, the second end 14 is disposed opposite to the first end 13, the second substrate 321 is disposed at the second end 14, and the first substrate 311 is electrically connected to the second substrate 321 through the conductive sheet 33.

It can be understood that by providing the first and second substrates 311 and 321 disposed at the first and second ends 13 and 14, respectively, it is possible to increase the connection reliability of the respective substrates to the functional modules 220 distributed outside both ends of the battery 100.

According to the battery 100 of the application, by arranging the first adapter plate 31 and the second adapter plate 32, a plurality of output ends are formed on the battery 100, and the battery cell 10 can be in power-on communication with the functional module 200 through the first adapter plate 31 and the second adapter plate 32, the arrangement mode can reduce the arrangement of other connection modules in the battery 100, can prevent the problem of high self-power consumption caused by high internal resistance due to multiple connections, and simultaneously reduce the risk of connection failure to improve the reliability of connection, can reduce the connection cost, can also simplify the assembly process, and can reduce the space occupied by a plurality of connection modules to improve the capacity of the battery 100.

In the description of the present application, it is to be understood that the terms "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," and the like, indicate orientations or positional relationships that are based on the orientation or positional relationship shown in the drawings, are used merely to facilitate description of the application and to simplify the description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore should not be considered limiting of the application. In the description of the present application, "a plurality" means two or more.

While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the application, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A battery, comprising:

an electric core;

the adapter plate comprises a substrate, a first end and a second end, wherein the substrate is electrically connected with the battery cell;

the first end and the second end are arranged on the outer side of the battery cell and are respectively electrically connected with the functional module.

2. The battery of claim 1, wherein the cell comprises first and second oppositely disposed surfaces, and wherein the first end extends outside the cell in a direction parallel to the first or second surfaces.

3. The battery of claim 1, wherein the cell comprises first and second oppositely disposed surfaces, and third and fourth oppositely disposed surfaces, the third and fourth surfaces being disposed between the first and second surfaces, respectively, and wherein the first end extends outside the cell in a direction parallel to the third or fourth surfaces.

4. The battery of claim 2 or 3, wherein the first end and the second end each extend to the same side or different sides outside the cell.

5. The battery of claim 4, wherein the cell comprises:

a first end portion including a first end surface, the first end extending from the first end portion to the outside of the battery cell, and the end surface of the first end being perpendicular to or parallel to the first end surface; and

and the second end part is arranged opposite to the first end part and comprises a second end face, the second end extends to the outside of the battery cell from the second end part, and the end face of the second end is perpendicular to or parallel to the second end face.

6. The battery of claim 1, wherein the substrate is electrically connected to the cell via a first electrically conductive sheet, and wherein the second end is electrically connected to the substrate via a second electrically conductive sheet.

7. The battery of claim 1, wherein the first end, the second end, and the substrate are integrally formed.

8. The battery of claim 1, wherein the first end or the second end is electrically connected to the substrate by at least one of soldering, riveting, wire, flexible circuit board, or screws.

9. A battery, comprising:

an electric core;

the first adapter plate comprises a first substrate electrically connected with the battery cell and a first end electrically connected with the first substrate;

the second adapter plate is electrically connected with the first adapter plate and comprises a second substrate electrically connected with the battery cell and a second end electrically connected with the second substrate;

the first end and the second end are arranged on the outer side of the battery cell and are respectively electrically connected with the functional module.

10. The battery of claim 9, wherein the cell comprises:

a first end portion at which the first substrate is disposed; and

the second end part is arranged opposite to the first end part, the second substrate is arranged at the second end part, and the first substrate is electrically connected with the second substrate through a conducting strip.

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