Battery and electronic device using same

Abstract

The battery comprises a battery cell and a shell, the shell comprises a first shell and a second shell, the first shell comprises a bottom wall and a side wall, the side wall is arranged around the bottom wall to form a containing groove in a matched surrounding mode, and the second shell is arranged at the end, away from the bottom wall, of the side wall so that the battery cell can be contained in the containing groove. The battery further comprises a protruding part, the protruding part protrudes from the outer surface of the side wall, the outer periphery of the bottom wall or the outer periphery of the second shell in the direction away from the center line of the containing groove, and the protruding part protrudes from the shell in the radial direction of the battery. The invention also provides an electronic device using the battery.

Description

[0001] This application is a divisional application of the application with the application number 202010873002.7, the application date of August 26, 2020, and the invention title of "Battery and Electronic Device Using the Battery". Technical Field

[0002] This application relates to a battery and an electronic device using the battery. Background Art

[0003] When an existing battery is installed inside an electrical device, if it cannot be effectively fixed or positioned, then when the battery rotates in the electrical device, the connection between the battery and the electrical device is likely to be interrupted or even pulled off, resulting in the risk of poor contact or even short circuit. Summary of the Invention

[0004] In view of the above situation, it is necessary to provide a battery that is conducive to reducing energy loss and is easy to position.

[0005] It is also necessary to provide an electronic device using the above battery.

[0006] A battery of the present application includes a battery cell and a housing. The housing includes a first housing and a second housing. The first housing includes a bottom wall and a side wall. The side wall is disposed around the bottom wall to cooperate to form a receiving groove. The second housing is disposed at an end of the side wall away from the bottom wall so as to receive the battery cell in the receiving groove. The battery further includes a protruding portion that protrudes from an outer surface of the side wall, an outer periphery of the bottom wall, or an outer periphery of the second housing in a direction away from the center line of the receiving groove. The protruding portion protrudes from the housing in the radial direction of the battery.

[0007] As a solution of the present application, the protruding portion includes a first protruding portion and a second protruding portion. The first protruding portion is disposed on the outer periphery of the second housing, and the second protruding portion is disposed at an end of the outer surface of the side wall away from the bottom wall. The projection of the first protruding portion on the plane where the bottom wall is located coincides with the projection of the second protruding portion on the plane where the bottom wall is located.

[0008] As a solution of the present application, there are multiple protruding portions, and they are distributed at equal intervals or unequal intervals.

[0009] As a solution of the present application, the first housing and the second housing are stacked along a first direction. The thickness of the protruding portion along the first direction is 0.05 mm to 0.5 mm, the length of the protruding portion protruding in the radial direction is 0.5 mm to 5 mm, and the linear width of the connection between the protruding portion and the housing is 0.5 mm to 3 mm.

[0010] As a solution of the present application, the protruding portion is formed by extending from the housing, or the protruding portion is disposed on the housing by welding or bonding.

[0011] As a solution of the present application, the protruding part is bonded to the housing through an adhesive layer, wherein the thickness of the adhesive layer is 0.005 mm to 0.1 mm.

[0012] As a solution of the present application, the material of the protruding part is the same as or different from the material of the housing or the second housing.

[0013] An electronic device of the present application, the electronic device includes the battery as described above.

[0014] For the battery of the present application, the protruding part protrudes from the outer surface of the side wall, the outer peripheral edge of the bottom wall or the outer peripheral edge of the second housing in a direction away from the center line of the receiving groove. When the battery is installed in the electronic device, it can effectively cooperate with other components / structures in the electronic device for positioning, and the protruding part avoids the situation where an external positioning piece occupies the top space of the battery, thereby facilitating the improvement of the utilization rate of the battery space and reducing energy loss. Description of the Drawings

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the battery according to an embodiment of the present application.

[0016] Figure 2 It is Figure 1 The top view of the battery shown.

[0017] Figure 3 It is Figure 2 The cross-sectional schematic diagram of the battery shown along the III-III direction.

[0018] Figure 4 It is a structural schematic diagram of the second housing according to the first embodiment of the present application.

[0019] Figure 5 It is a structural schematic diagram of the second housing according to the second embodiment of the present application.

[0020] Figure 6 It is a structural schematic diagram of the first housing according to the third embodiment of the present application.

[0021] Figure 7 It is a cross-sectional schematic diagram of the first housing according to the third embodiment of the present application.

[0022] Figure 8 It is a structural schematic diagram of the first housing according to the fourth embodiment of the present application.

[0023] Figure 9 It is a structural schematic diagram of the first housing according to the fifth embodiment of the present application.

[0024] Figure 10 It is a cross-sectional schematic diagram of the battery according to the sixth embodiment of the present application.

[0025] Figure 11 Schematic cross-sectional view of the battery according to the seventh embodiment of the present application.

[0026] Figure 12 Schematic structural view of the housing according to the eighth embodiment of the present application.

[0027] Figure 13 Schematic structural view of the second housing according to the ninth embodiment of the present application.

[0028] Figure 14 Schematic structural view of the first housing according to the tenth embodiment of the present application.

[0029] Figure 15 Schematic structural view of the electronic device according to an embodiment of the present application.

[0030] Description of main element symbols: Battery 100

[0031] Cell 10

[0032] Housing 30

[0033] First housing 31

[0034] Second housing 33

[0035] Opening 311

[0036] Receiving groove 310

[0037] Bottom wall 312

[0038] Side wall 313

[0039] Protrusion 35

[0040] First end 313a

[0041] Second end 313b

[0042] First direction X

[0043] First protrusion 35a

[0044] Second protrusion 35b

[0045] Third protrusion 35c

[0046] Adhesive layer 50

[0047] Electronic device 200

[0048] The following specific embodiments will further illustrate the present application in conjunction with the above drawings. Specific embodiments

[0049] The following will clearly and completely describe the technical solutions in the embodiments of the present application with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments.

[0050] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by those of ordinary skill in the technical field to which this application belongs. The terms used herein in the description of the present application are only for the purpose of describing specific embodiments, and are not intended to limit the present application.

[0051] The following will describe in detail some embodiments of the present application with reference to the accompanying drawings. Without conflict, the following embodiments and the features in the embodiments can be combined with each other.

[0052] Please refer to Figures 1 to 3 , the battery 100 includes a battery cell 10 and a housing 30. The housing 30 includes a first housing 31 and a second housing 33. The first housing 31 includes a bottom wall 312 and a side wall 313. The side wall 313 is disposed around the bottom wall 312 to cooperate to enclose a receiving groove 310. The second housing 33 is disposed at an end of the side wall 313 facing away from the bottom wall 312 so as to receive the battery cell 10 in the receiving groove 310. Specifically, the battery cell 10 is placed into the receiving groove 310 from the opening 311. The battery 100 further includes a protruding portion 35 that protrudes from an outer surface of the side wall 313, an outer periphery of the bottom wall 312, or an outer periphery of the second housing 33 in a direction away from the center line of the receiving groove 310. When the battery is installed in an electronic device, the protruding portion 35 can effectively cooperate with other components / structures in the electronic device for positioning, and the protruding portion 35 avoids the situation where an external positioning piece occupies the top space of the battery, thereby facilitating improving the utilization rate of the battery space and reducing energy loss.

[0053] As Figure 3 shown, the side wall 313 includes a first end 313a and a second end 313b that face away from each other. The first end 313a is combined with the bottom wall 312, and the second end 313b is combined with the second housing 33.

[0054] The number of the protruding portions 35 can be one or more. When there are multiple protruding portions 35, the multiple protruding portions 35 can be distributed on the housing 30 at equal intervals or unequal intervals.

[0055] In this embodiment, please refer to Figure 2 and Figure 4, the battery 100 can be a circular button battery. Among them, the protruding portion 35 protrudes from the housing 30 in the radial direction of the battery 100. In this embodiment, the protruding portion 35 is rectangular.

[0056] In this embodiment, please refer to Figure 1 , Figure 3 and Figure 4 , the first housing 31 and the second housing 33 are stacked along the first direction X. The thickness T of each protruding portion 35 in the first direction X can be 0.05 mm to 0.5 mm. The length L of each protruding portion 35 protruding in the radial direction can be 0.5 mm to 5 mm. The linear width W of the connection between each protruding portion 35 and the housing 30 can be 0.5 mm to 3 mm.

[0057] In some embodiments, the protruding portion 35 may not protrude in the radial direction of the battery 100.

[0058] In some embodiments, the battery 100 can also be other shapes, such as regular shapes like rectangular, triangular, hexagonal, etc. or other irregular shapes. The protruding portion 35 can also be other shapes, such as regular shapes like triangular, arc-shaped, etc., and can also be other irregular shapes.

[0059] In this embodiment, the protruding portion 35 can be directly formed by extending from the housing 30. At this time, the material of the protruding portion 35 is the same as that of the first housing 31 or the second housing 33 connected thereto. In some embodiments, the protruding portion 35 can also be disposed on the housing 30 by welding or bonding. At this time, the material of the protruding portion 35 is the same as or different from that of the first housing 31 or the second housing 33 connected thereto.

[0060] The battery of the present application will be further described below by way of examples.

[0061] First Embodiment

[0062] In this embodiment, please refer to Figure 3 and Figure 4 , the protruding portion 35 is directly extended from the outer peripheral edge of the second housing 33, and the protruding portion 35 extends beyond the side wall 313. In this embodiment, the battery 100 is a circular button battery, and the protruding portion 35 is arranged in the radial direction of the battery 100. The thickness of the protruding portion 35 is the same as the thickness of the second housing 33.

[0063] In some embodiments, the thickness of the protruding portion 35 can also be less than or greater than the thickness of the second housing 33.

[0064] Second Embodiment

[0065] Please refer to Figure 5 , which is different from the first embodiment in that the number of the protruding portions 35 is more than one. In this embodiment, the number of the protruding portions 35 is two, and the two protruding portions 35 are spaced apart and located in the same radial direction of the battery 100.

[0066] In some embodiments, the two protruding portions 35 may also be located in two different radial directions of the battery 100. The number of the protruding portions 35 is not limited to two, and may also be more than two.

[0067] Third Embodiment

[0068] Please refer to Figure 6 and Figure 7 , which is different from the first embodiment in that the protruding portion 35 is directly formed by extending the second end portion 313b of the side wall 313 in the radial direction of the battery 100.

[0069] Fourth Embodiment

[0070] Please refer to Figure 8 , which is different from the third embodiment in that the number of the protruding portions 35 is more than one. In this embodiment, the number of the protruding portions 35 is two, and the two protruding portions 35 are spaced apart and located in the same radial direction of the battery 100. In some embodiments, the two protruding portions 35 may also be located in two different radial directions of the battery 100. The number of the protruding portions 35 is not limited to two, and may also be more than two.

[0071] Fifth Embodiment

[0072] Please refer to Figure 9 , which is different from the first embodiment in that the protruding portion 35 is directly formed by extending outward from the outer peripheral edge of the bottom wall 312, and the protruding portion 35 extends beyond the side wall 313. The thickness of the protruding portion 35 is the same as the thickness of the bottom wall 312.

[0073] In some embodiments, the thickness of the protruding portion 35 may also be less than or greater than the thickness of the bottom wall 312.

[0074] Sixth Embodiment

[0075] Please refer to Figure 10 , which is different from the first embodiment in that the protruding portion 35 includes a first protruding portion 35a and a second protruding portion 35b, wherein the first protruding portion 35a is formed by extending outward from the outer peripheral edge of the second housing 33, and the first protruding portion 35a extends beyond the side wall 313; the second protruding portion 35b is formed by extending the second end portion 313b of the side wall 313 in the radial direction of the battery 100.

[0076] The projections of the first protruding portion 35a and the second protruding portion 35b on the plane where the bottom wall 312 is located are spaced apart.

[0077] Seventh Embodiment

[0078] Please refer to Figure 11 , which is different from the sixth embodiment in that the projections of the first protruding portion 35a and the second protruding portion 35b on the plane where the bottom wall 312 is located coincide.

[0079] Eighth Embodiment

[0080] Please refer to Figure 12 , which is different from the sixth embodiment in that the protruding portion 35 further includes a third protruding portion 35c, the third protruding portion 35c directly extends outward from the outer peripheral edge of the bottom wall 312, and the protruding portion 35 extends beyond the side wall 313.

[0081] The projections of the first protruding portion 35a and the second protruding portion 35b on the plane where the bottom wall 312 is located are respectively spaced apart from the third protruding portion 35c.

[0082] Ninth Embodiment

[0083] Please refer to Figure 13 , which is different from the first embodiment in that the protruding portion 35 is bonded to the outer peripheral edge of the second housing 33 through an adhesive layer 50.

[0084] In this embodiment, the thickness of the adhesive layer 50 is 0.005 mm to 0.1 mm.

[0085] Tenth Embodiment

[0086] Please refer to Figure 14 , which is different from the seventh embodiment in that the protruding portion 35 is bonded to the side wall 313 through an adhesive layer 50 and is arranged along the radial direction of the battery 100.

[0087] Please refer to Figure 15 , the above battery 100 is applied to the electronic device 200, and the electronic device 200 can be a mobile phone, a tablet computer, an e-reader, a laptop computer, a vehicle-mounted device, a wearable device, etc. The protruding portion 35 of the battery 100 cooperates with other components / structures of the electronic device for positioning.

[0088] For the battery 100 of the present application, the protruding portion 35 protrudes from the outer surface of the side wall 313, the outer peripheral edge of the bottom wall 312 or the outer peripheral edge of the second housing 33 in a direction away from the center line of the receiving groove 310. When the battery is installed in an electronic device, it can effectively cooperate with other components / structures in the electronic device for positioning, and the protruding portion 35 avoids the situation where an external positioning piece occupies the top space of the battery, thereby facilitating the improvement of the utilization rate of the battery space and reducing energy loss.

[0089] In addition, for those of ordinary skill in the art, various other corresponding changes and deformations can be made according to the technical concept of the present application, and all such changes and deformations should fall within the protection scope of the claims of the present application.

Claims

1. A battery, comprising a cell and a shell, the shell comprising a first shell and a second shell, the first shell comprising a bottom wall and a side wall, the side wall being arranged around the bottom wall to cooperate and enclose to form a receiving groove, the second shell being arranged at the end of the side wall away from the bottom wall so as to receive the cell in the receiving groove, characterized in that: The battery also includes a protrusion, which protrudes from the outer surface of the side wall, the outer periphery of the bottom wall or the outer periphery of the second shell in a direction away from the center line of the receiving groove, and the protrusion protrudes from the shell along the radial direction of the battery.

2. The battery according to claim 1, wherein The protrusion includes a first protrusion and a second protrusion, the first protrusion is arranged on the outer periphery of the second shell, the second protrusion is arranged on the end of the outer surface of the side wall away from the bottom wall, and the projection of the first protrusion on the plane where the bottom wall is located coincides with the projection of the second protrusion on the plane where the bottom wall is located.

3. The battery according to claim 1, characterized in that, The protruding parts include a plurality of protruding parts, and are distributed at equal or non-equal intervals.

4. The battery according to claim 1, wherein, The first shell and the second shell are stacked along a first direction, the thickness of the protruding portion along the first direction is 0.05mm-0.5mm, the length of the protruding portion along the radial direction is 0.5mm-5mm, and the straight line width of the connection between the protruding portion and the shell is 0.5mm-3mm.

5. The battery according to claim 1, characterized in that, The protruding portion is formed by extending the shell, or the protruding portion is arranged on the shell by welding or bonding.

6. The battery according to claim 5, wherein, The protruding portion is bonded to the shell via an adhesive layer, and the thickness of the adhesive layer is 0.005 mm to 0.1 mm.

7. The battery according to claim 1, characterized in that, The material of the protruding portion is the same as or different from the material of the shell or the second shell.

8. An electronic device, characterized in that, The electronic device comprises the battery according to any one of claims 1-7.

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