Battery and electronic equipment

Abstract

The utility model discloses a battery and electronic equipment, and relates to the technical field of batteries. The battery comprises a battery protection plate and a plurality of special-shaped battery cells which are electrically connected; the plurality of special-shaped battery cells are distributed on the peripheral side of the battery protection plate, and the plurality of special-shaped battery cells and the battery protection plate are matched and spliced into a convex polygon. According to the battery provided by the invention, the space utilization rate of the battery can be improved.

Description

Technical Field

[0001] This application relates to the field of battery technology, and more particularly to a battery and an electronic device. Background Technology

[0002] Traditional battery structures typically use square or round cells, but irregularly shaped cells are used in certain special applications.

[0003] However, existing batteries using irregularly shaped cells have low space utilization, which affects the compact design of the batteries. Utility Model Content

[0004] This application provides a battery and electronic device to improve the space utilization of the battery.

[0005] This application provides a battery, including an electrically connected battery protection board and a plurality of irregularly shaped battery cells;

[0006] The multiple irregularly shaped battery cells are distributed around the periphery of the battery protection board, and the multiple irregularly shaped battery cells are assembled with the battery protection board to form a convex polygon.

[0007] In some possible implementations, the battery includes two irregularly shaped cells disposed on adjacent sides of the battery protection plate, and the two irregularly shaped cells and the battery protection plate are assembled together to form the convex polygon.

[0008] In some possible implementations, the two irregularly shaped battery cells are assembled with the battery protection board to form a convex quadrilateral.

[0009] In some possible implementations, the battery includes a first irregularly shaped cell and a second irregularly shaped cell. The first irregularly shaped cell and the second irregularly shaped cell each have a first side and a second side arranged opposite to each other, as well as a third side and a fourth side arranged opposite to each other and parallel to each other. The area of ​​the third side is smaller than the area of ​​the fourth side. The first side is perpendicular to the third side. The second side is inclined relative to the first side. The second side of the first irregularly shaped cell is attached to the second side of the second irregularly shaped cell.

[0010] The battery protection board has a first side, a second side, a third side, and a fourth side connected end to end. The first side is parallel to and opposite to the third side of the first irregularly shaped battery cell. The second side is parallel to and opposite to the third side of the second irregularly shaped battery cell. The third side is on the same plane as the first side of the second irregularly shaped battery cell. The fourth side is on the same plane as the first side of the first irregularly shaped battery cell. The battery protection board, the first irregularly shaped battery cell, and the second irregularly shaped battery cell are assembled together to form a right-angled quadrilateral.

[0011] In some possible implementations, the battery has intersecting first and second directions;

[0012] The extension length of the fourth side in the first direction in the first irregularly shaped battery cell is equal to the sum of the extension length of the first side in the first direction and the extension length of the third side in the first direction in the second irregularly shaped battery cell.

[0013] The extension length of the fourth side in the second direction of the second irregularly shaped battery cell is equal to the sum of the extension length of the first side in the second direction and the extension length of the fourth side in the second direction of the first irregularly shaped battery cell.

[0014] In some possible implementations, a first tab is provided on the third side of the first irregularly shaped battery cell, and the first tab is electrically connected to the battery protection board.

[0015] And / or, the third side of the second irregularly shaped battery cell is provided with a second tab, which is electrically connected to the battery protection board.

[0016] In some possible implementations, the battery includes a third irregularly shaped cell and a fourth irregularly shaped cell, each having a fifth side and a sixth side arranged opposite to each other, as well as a seventh side and an eighth side arranged opposite to each other. The sixth side is perpendicular to the seventh side, the fifth side is inclined relative to the sixth side, and the eighth side is inclined relative to the seventh side.

[0017] The seventh side of the third irregularly shaped battery cell is attached to the seventh side of the fourth irregularly shaped battery cell, and the sixth side of the third irregularly shaped battery cell is on the same plane as the sixth side of the fourth irregularly shaped battery cell.

[0018] The battery protection board has a fifth side, a sixth side, and a seventh side connected end to end. The fifth side is parallel to and opposite to the fifth side surface of the third irregularly shaped battery cell. The sixth side is parallel to and opposite to the fifth side surface of the fourth irregularly shaped battery cell. The seventh side is connected between the eighth side surface of the third irregularly shaped battery cell and the eighth side surface of the fourth irregularly shaped battery cell.

[0019] In some possible implementations, the seventh side is inclined relative to the sixth side.

[0020] In some possible implementations, a third tab is provided on the fifth side of the third irregularly shaped battery cell, and the third tab is electrically connected to the battery protection board.

[0021] And / or, the fifth side of the fourth irregularly shaped battery cell is provided with a fourth tab, which is electrically connected to the battery protection board.

[0022] In addition, this application also provides an electronic device including the battery described in the above embodiments.

[0023] The beneficial effects of this application are as follows: In the battery provided by this application, the battery protection board can fill the empty spaces formed after multiple irregularly shaped battery cells are assembled, thereby improving the space utilization rate of the battery and achieving a compact battery design. In addition, the multiple irregularly shaped battery cells and the battery protection board are assembled into a convex polygon, which can make the battery as a whole form a relatively regular shape, facilitating the subsequent installation of the battery. Attached Figure Description

[0024] To more clearly illustrate the technical solutions of the embodiments of this application, the accompanying drawings used in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of this application and should not be regarded as a limitation of the scope. For those skilled in the art, other related drawings can be obtained based on these drawings without creative effort.

[0025] Figure 1 The diagram shows a schematic of the battery explosion structure in some embodiments of Example 2;

[0026] Figure 2 A schematic diagram of the battery side view structure of some embodiments in Embodiment 2 is shown;

[0027] Figure 3 A side view of the battery structure is shown in some other embodiments of Embodiment 2;

[0028] Figure 4 The diagram shows a schematic of the battery explosion structure in some embodiments of Embodiment 3;

[0029] Figure 5 A schematic diagram of the battery side view structure of some embodiments in Embodiment 3 is shown;

[0030] Figure 6 A side view of the battery structure is shown in some other embodiments of Embodiment 3;

[0031] Figure 7 A schematic diagram of the battery side view structure of some embodiments in Embodiment 3 is shown.

[0032] Explanation of key component symbols:

[0033] 100 - Irregularly shaped battery cell; 101 - First side surface; 102 - Second side surface; 103 - Third side surface; 104 - Fourth side surface; 105 - Fifth side surface; 106 - Sixth side surface; 107 - Seventh side surface; 108 - Eighth side surface; 110 - First irregularly shaped battery cell; 111 - First tab; 120 - Second irregularly shaped battery cell; 121 - Second tab; 130 - Third irregularly shaped battery cell; 131 - Third tab; 140 - Fourth irregularly shaped battery cell; 141 - Fourth tab; 150 - Fifth irregularly shaped battery cell;

[0034] 200 - Battery protection board; 201 - First side; 202 - Second side; 203 - Third side; 204 - Fourth side; 205 - Fifth side; 206 - Sixth side; 207 - Seventh side; 208 - Eighth side; 209 - Ninth side; 2010 - Tenth side;

[0035] X - First direction; Y - Second direction. Detailed Implementation

[0036] The embodiments of this application are described in detail below. Examples of these embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain this application, and should not be construed as limiting this application.

[0037] In the description of this application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., indicating the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, are only for the convenience of describing this application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this application.

[0038] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of this application, "multiple" means two or more, unless otherwise explicitly specified.

[0039] In this application, unless otherwise expressly specified and limited, the terms "installation," "connection," "linking," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components. Those skilled in the art can understand the specific meaning of the above terms in this application according to the specific circumstances.

[0040] In this application, unless otherwise expressly specified and limited, "above" or "below" the second feature can mean that the first feature is in direct contact with the second feature, or that the first feature is in indirect contact with the second feature through an intermediate medium. Furthermore, "above," "on top of," and "over" the second feature can mean that the first feature is directly above or diagonally above the second feature, or simply that the first feature is at a higher horizontal level than the second feature. "Below," "below," and "under" the second feature can mean that the first feature is directly below or diagonally below the second feature, or simply that the first feature is at a lower horizontal level than the second feature.

[0041] Example 1

[0042] like Figures 1 to 7 As shown, the embodiment provides a battery that may include a battery protection board 200 and multiple irregularly shaped battery cells 100. The battery protection board 200 may be electrically connected to each of the multiple irregularly shaped battery cells 100.

[0043] In some embodiments, a plurality of irregularly shaped battery cells 100 may be distributed around the periphery of the battery protection plate 200, and the plurality of irregularly shaped battery cells 100 and the battery protection plate 200 may be assembled together to form a convex polygon.

[0044] In the battery provided in this embodiment, the battery protection board 200 can fill the gaps formed by the assembly of multiple irregularly shaped battery cells 100, thereby improving the space utilization of the battery and achieving a compact battery design. In addition, the multiple irregularly shaped battery cells 100 and the battery protection board 200 are assembled into a convex polygon, which can make the battery as a whole form a relatively regular shape, facilitating subsequent battery installation.

[0045] Example 2

[0046] like Figure 1 and Figure 2 As shown, in some embodiments, the battery may include a first irregularly shaped cell 110 and a second irregularly shaped cell 120. Both the first irregularly shaped cell 110 and the second irregularly shaped cell 120 can be trapezoidal cells. Furthermore, the shape and structure of the first irregularly shaped cell 110 may be similar to the shape and structure of the second irregularly shaped cell 120.

[0047] In some embodiments, both the first irregularly shaped battery cell 110 and the second irregularly shaped battery cell 120 have a first side 101, a second side 102, a third side 103, and a fourth side 104. The third side 103 and the fourth side 104 may be arranged opposite to each other and parallel to each other. The first side 101 and the second side 102 are both connected between the third side 103 and the fourth side 104, and the first side 101 may be perpendicular to both the third side 103 and the fourth side 104 simultaneously. The second side 102 may be arranged opposite to the first side 101 and may be inclined relative to the first side 101.

[0048] In some embodiments, the second side 102 may gradually slope towards the first side 101 from one end near the fourth side 104 to one end near the third side 103. Accordingly, the area of ​​the third side 103 may be smaller than the area of ​​the fourth side 104. In embodiments, both the first irregularly shaped battery cell 110 and the second irregularly shaped battery cell 120 may be right-angled trapezoids.

[0049] In some embodiments, the battery protection plate 200 may be a right-angled quadrilateral. The battery protection plate 200 may include a first side 201, a second side 202, a third side 203, and a fourth side 204. The first side 201 and the third side 203 are opposite to and parallel to each other, and the second side 202 and the fourth side 204 are opposite to and parallel to each other. The first side 201 may be perpendicular to the second side 202.

[0050] In some embodiments, the second side 102 of the first irregularly shaped battery cell 110 may be fitted together with the second side 102 of the second irregularly shaped battery cell 120. And the third side 103 of the first irregularly shaped battery cell 110 may face the same direction as the third side 103 of the second irregularly shaped battery cell 120.

[0051] In this embodiment, the battery protection plate 200 can fill the gap formed by the first irregularly shaped battery cell 110 and the second irregularly shaped battery cell 120. The first side 201 of the battery protection plate 200 can be disposed opposite to the third side 103 of the first irregularly shaped battery cell 110, and the second side 202 can be disposed opposite to the third side 103 of the second irregularly shaped battery cell 120. Furthermore, the third side 203 can be parallel to the first side 101 of the second irregularly shaped battery cell 120 and can be approximately in the same plane, and the fourth side 204 can be parallel to the first side 101 of the first irregularly shaped battery cell 110 and can be approximately in the same plane.

[0052] In some embodiments, the battery may have intersecting first direction X and second direction Y. In some embodiments, the extension length of the first side 201 of the battery protection plate 200 in the first direction X may be approximately equal to the extension length of the third side 103 of the first irregularly shaped cell 110 in the first direction X. The extension length of the second side 202 of the battery protection plate 200 in the second direction Y may be approximately equal to the extension length of the third side 103 of the second irregularly shaped cell 120 in the second direction Y.

[0053] In some embodiments, the extension length of the fourth side 104 of the first irregularly shaped battery cell 110 in the first direction X can be approximately equal to the sum of the extension length of the first side 101 of the first irregularly shaped battery cell 110 in the second direction Y and the extension length of the fourth side 204 of the battery protection plate 200 in the second direction Y. Furthermore, the size of the first irregularly shaped battery cell 110 can be the same as the size of the second irregularly shaped battery cell 120. Accordingly, the battery protection plate 200 can be assembled with the first irregularly shaped battery cell 110 and the second irregularly shaped battery cell 120 to form a square.

[0054] In some embodiments, the extension length of the fourth side 104 in the first irregularly shaped battery cell 110 in the first direction X may be greater than or less than the sum of the extension length of the first side 101 in the second direction Y and the extension length of the fourth side 204 in the second direction Y of the battery protection board 200. Furthermore, the extension length of the fourth side 104 in the first direction X of the first irregularly shaped battery cell 110 may be approximately equal to the sum of the extension length of the first side 101 in the first direction X of the second irregularly shaped battery cell 120 and the extension length of the third side 203 in the first direction X of the battery protection board 200. The extension length of the fourth side 104 in the second direction Y of the second irregularly shaped battery cell 120 may be approximately equal to the sum of the extension length of the first side 101 in the second direction Y of the first irregularly shaped battery cell 110 and the extension length of the fourth side 204 in the second direction Y of the battery protection board 200. Accordingly, the battery protection board 200 may be assembled with the first irregularly shaped battery cell 110 and the second irregularly shaped battery cell 120 to form a rectangle.

[0055] like Figure 1 and Figure 3As shown, in some embodiments, the battery protection plate 200 may be triangular. The battery protection plate 200 may include a first side 201, a second side 202, and an eighth side 208 connected sequentially. The first side 201 of the battery protection plate 200 may be arranged parallel to and opposite to the third side 103 of the first irregularly shaped battery cell 110, and the second side 202 may be arranged parallel to and opposite to the third side 103 of the second irregularly shaped battery cell 120. Furthermore, the extension length of the first side 201 in the first direction X of the battery protection plate 200 may be approximately equal to the extension length of the third side 103 of the first irregularly shaped battery cell 110 in the first direction X. The extension length of the second side 202 in the second direction Y of the battery protection plate 200 may be approximately equal to the extension length of the third side 103 of the second irregularly shaped battery cell 120 in the second direction Y. Accordingly, the battery protection plate 200 may be assembled with two irregularly shaped battery cells 100 to form a convex pentagon.

[0056] like Figure 1 and Figure 2 As shown, in some embodiments, the third side 103 of the first irregularly shaped battery cell 110 is further provided with a first tab 111. The first tab 111 is electrically connected to the battery protection board 200, thereby realizing the electrical connection between the first irregularly shaped battery cell 110 and the battery protection board 200. It can be understood that there can be two first tabs 111, one of which can be used as a positive electrode and the other can be used as a negative electrode.

[0057] In some embodiments, a second tab 121 protrudes from the third side 103 of the second irregularly shaped battery cell 120. The second tab 121 can be electrically connected to the battery protection board 200 to achieve electrical connection between the second irregularly shaped battery cell 120 and the battery protection board 200. It is understood that there can be two second tabs 121, one of which can be used as a positive electrode and the other can be used as a negative electrode.

[0058] Example 3

[0059] like Figure 4 and Figure 5 As shown, in some embodiments, the battery may include a third irregularly shaped cell 130 and a fourth irregularly shaped cell 140. Both the third irregularly shaped cell 130 and the fourth irregularly shaped cell 140 may be irregular convex quadrilaterals, and the shape of the third irregularly shaped cell 130 may be similar to the shape of the fourth irregularly shaped cell 140.

[0060] In some embodiments, the third irregularly shaped battery cell 130 and the fourth irregularly shaped battery cell 140 each have a fifth side 105, a sixth side 106, a seventh side 107, and an eighth side 108. The fifth side 105 and the sixth side 106 are arranged opposite to each other, and the seventh side 107 and the eighth side 108 are arranged opposite to each other.

[0061] In some embodiments, the seventh side 107 may be perpendicular to the sixth side 106. The fifth side 105 may be inclined relative to the sixth side 106. Specifically, the fifth side 105 may gradually tilt towards the sixth side 106 from one end near the eighth side 108 to one end near the seventh side 107. The eighth side 108 may be inclined relative to the seventh side 107. Specifically, the eighth side 108 may gradually tilt towards the seventh side 107 from one end near the sixth side 106 to one end near the fifth side 105.

[0062] In this embodiment, the seventh side 107 of the third irregularly shaped battery cell 130 can be attached to the seventh side 107 of the fourth irregularly shaped battery cell 140. Furthermore, the sixth side 106 of the third irregularly shaped battery cell 130 can be on the same plane as the sixth side 106 of the fourth irregularly shaped battery cell 140.

[0063] In some embodiments, the battery protection plate 200 may be triangular. The battery protection plate 200 may fill the triangular gap formed by the third irregularly shaped battery cell 130 and the fourth irregularly shaped battery cell 140. In this embodiment, the battery protection plate 200 may include a fifth side 205, a sixth side 206, and a seventh side 207 connected sequentially end-to-end. The fifth side 205 may be parallel to and opposite the fifth side 105 of the third irregularly shaped battery cell 130. The sixth side 206 may be parallel to and opposite the fifth side 105 of the fourth irregularly shaped battery cell 140. The seventh side 107 may connect between the eighth side 108 of the third irregularly shaped battery cell 130 and the eighth side 108 of the fourth irregularly shaped battery cell 140.

[0064] In some embodiments, the seventh side 207 of the battery protection board 200 may be arranged parallel to the sixth side 106 of the third irregularly shaped battery cell 130. Accordingly, the third irregularly shaped battery cell 130 and the fourth irregularly shaped battery cell 140 may be assembled with the battery protection board 200 into a trapezoidal shape.

[0065] like Figure 4 and Figure 5 As shown, in some embodiments, the seventh side 207 of the battery protection board 200 may be inclined relative to the sixth side 106 of the third irregularly shaped battery cell 130. Accordingly, the third irregularly shaped battery cell 130 and the fourth irregularly shaped battery cell 140 may be assembled with the battery protection board 200 to form an irregular convex quadrilateral.

[0066] like Figure 4 and Figure 6As shown, in some embodiments, the battery protection board 200 may be quadrilateral. The battery protection board 200 may include a fifth side 205, a sixth side 206, a ninth side 209, and a tenth side 2010 connected end-to-end. The fifth side 205 may be parallel to and opposite the fifth side 105 of the third irregularly shaped battery cell 130. The sixth side 206 may be parallel to and opposite the fifth side 105 of the fourth irregularly shaped battery cell 140. The ninth side 209 may be parallel to the eighth side 108 of the fourth irregularly shaped battery cell 140 and may be approximately in the same plane. The tenth side 2010 may be parallel to the eighth side 108 of the third irregularly shaped battery cell 130 and may be approximately in the same plane. The battery protection board 200 may be assembled with the third irregularly shaped battery cell 130 and the fourth irregularly shaped battery cell 140 to form a triangle.

[0067] like Figure 4 and Figure 7 As shown, in some embodiments, the battery further includes a fifth irregularly shaped cell 150, which may be disposed on the seventh side 207 of the battery protection plate 200, opposite to the third irregularly shaped cell 130. The battery protection plate 200 may be assembled with the third irregularly shaped cell 130, the fourth irregularly shaped cell 140, and the fifth irregularly shaped cell 150 to form a triangle.

[0068] like Figure 4 and Figure 5 As shown, in some embodiments, a third tab 131 protrudes from the fifth side 105 of the third irregularly shaped battery cell 130, and the third tab 131 can be electrically connected to the battery protection board 200. It is understood that there can be two third tabs 131, one of which can be used as a positive electrode and the other can be used as a negative electrode.

[0069] In some embodiments, a fourth tab 141 protrudes from the fifth side 105 of the fourth irregularly shaped battery cell 140, and the fourth tab 141 can be electrically connected to the battery protection board 200. It is understood that there can be two fourth tabs 141, one of which can be used as a positive electrode and the other of which can be used as a negative electrode.

[0070] In summary, the battery provided in this application can fill the gaps formed by the assembly of multiple irregularly shaped battery cells 100 with a battery protection board 200. On the one hand, this can improve the space utilization of the battery, and on the other hand, it can make the battery as a whole form a complete convex polygon, which is more conducive to the subsequent installation and use of the battery.

[0071] The embodiments also provide an electronic device, which may include the battery provided in the embodiments.

[0072] In the description of this specification, the references to terms such as "one embodiment," "some embodiments," "example," "specific example," or "some examples," etc., refer to specific features, structures, materials, or characteristics described in connection with that embodiment or example, which are included in at least one embodiment or example of this application. In this specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples. Moreover, without contradiction, those skilled in the art can combine and integrate the different embodiments or examples described in this specification, as well as the features of different embodiments or examples.

[0073] Although embodiments of this application have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting this application. Those skilled in the art can make changes, modifications, substitutions and variations to the above embodiments within the scope of this application.

Claims

1. A battery, characterized by, The battery protection plate and the plurality of special-shaped battery cells are electrically connected. The plurality of special-shaped battery cells are distributed on the circumferential side of the battery protection plate, and the plurality of special-shaped battery cells are assembled into a convex polygon together with the battery protection plate.

2. The battery of claim 1, wherein, The battery includes two special-shaped battery cells, and the two special-shaped battery cells are arranged on two adjacent sides of the battery protection plate.

3. The battery of claim 2, wherein, The two special-shaped battery cells are assembled into a convex quadrilateral together with the battery protection plate.

4. The battery of claim 3, wherein, The battery includes a first special-shaped battery cell and a second special-shaped battery cell, and the first special-shaped battery cell and the second special-shaped battery cell each have a first side and a second side arranged opposite to each other, and a third side and a fourth side arranged opposite to each other and parallel to each other, the area of the third side is smaller than the area of the fourth side, the first side is perpendicular to the third side, and the second side is arranged obliquely relative to the first side. The battery protection plate has a first side, a second side, a third side and a fourth side connected in sequence, the first side is arranged opposite to the third side of the first special-shaped battery cell, the second side is arranged opposite to the third side of the second special-shaped battery cell, the third side is in the same plane as the first side of the second special-shaped battery cell, and the fourth side is in the same plane as the first side of the first special-shaped battery cell.

5. The battery of claim 4, wherein, The battery has a first direction and a second direction intersecting with each other. The extension length of the fourth side of the first special-shaped battery cell in the first direction is equal to the sum of the extension length of the first side of the second special-shaped battery cell in the first direction and the extension length of the third side in the first direction. The extension length of the fourth side of the second special-shaped battery cell in the second direction is equal to the sum of the extension length of the first side of the first special-shaped battery cell in the second direction and the extension length of the fourth side in the second direction.

6. The battery according to claim 4 or 5, characterized in that, The third side of the first special-shaped battery cell is provided with a first tab protruding therefrom, and the first tab is electrically connected to the battery protection plate. The third side of the second special-shaped battery cell is provided with a second tab protruding therefrom, and the second tab is electrically connected to the battery protection plate.

7. The battery of claim 3, wherein, The battery includes a third special-shaped battery cell and a fourth special-shaped battery cell, and the third special-shaped battery cell and the fourth special-shaped battery cell each have a fifth side and a sixth side arranged opposite to each other, and a seventh side and an eighth side arranged opposite to each other, the sixth side is perpendicular to the seventh side, the fifth side is arranged obliquely relative to the sixth side, and the eighth side is arranged obliquely relative to the seventh side. The seventh side of the third special-shaped battery cell is fitted with the seventh side of the fourth special-shaped battery cell, and the sixth side of the third special-shaped battery cell is in the same plane as the sixth side of the fourth special-shaped battery cell. The battery protection plate has a fifth side edge, a sixth side edge and a seventh side edge connected in sequence, the fifth side edge and the fifth side surface of the third special-shaped battery cell are arranged in parallel opposite to each other, the sixth side edge is arranged in parallel opposite to the fifth side surface of the fourth special-shaped battery cell, and the seventh side edge is connected between the eighth side surface of the third special-shaped battery cell and the eighth side surface of the fourth special-shaped battery cell.

8. The battery of claim 7, wherein, The seventh side edge is arranged in an inclined manner relative to the sixth side surface.

9. The battery according to claim 7 or 8, characterized in that, The fifth side surface of the third special-shaped battery cell is provided with a third tab in a protruding manner, and the third tab is electrically connected to the battery protection plate. And / or, the fifth side surface of the fourth special-shaped battery cell is provided with a fourth tab in a protruding manner, and the fourth tab is electrically connected to the battery protection plate.

10. An electronic device, comprising: The battery comprises the battery as claimed in any one of claims 1 to 9.

Images