Battery and electronic equipment

Abstract

The utility model discloses a battery and electronic equipment, and belongs to the technical field of batteries. Comprising a protection plate and a battery cell which are welded, the protection plate comprises a PCB, a plurality of electronic components and a plurality of metal pieces, the electronic components and the metal pieces are welded to the same side of the PCB, and the battery cell and the metal pieces are welded; wherein the metal piece and the PCB are enclosed to form an accommodating space, and part of the electronic components are arranged in the accommodating space. In the embodiment of the utility model, the occupied space of a PCB (Printed Circuit Board) can be reduced by stacking the metal pieces and part of the electronic components, and meanwhile, the thickness of the protection plate is reduced by the electronic components and the metal pieces which are arranged on the same side, so that the reserved space is increased for the battery cell, and the length size or the thickness size of the battery cell can be increased, so that the capacity of the whole battery is improved; the method has the beneficial effect of improving customer satisfaction.

Description

TECHNICAL FIELD

[0001] The utility model belongs to battery technical field, concretely relates to a battery and electronic equipment. BACKGROUND

[0002] In order to meet the use demand of user, the battery of most electronic equipment (such as mobile phone) currently adopts fast charging battery, and the fast charging battery can be substantially or completely filled in a short time.

[0003] The battery protection plate is used for charging protection of the battery, and currently, the battery protection plate includes a PCB (printed circuit board), a flexible circuit board, metal pieces and electronic components.

[0004] The metal pieces are welded with the battery core, and then the battery core is insulated and packaged to form the battery, but the metal pieces usually occupy a large area of the protection plate, especially in the multiple battery core projects, and the multiple metal pieces occupy a large area of the protection plate, so that the metal pieces and the components need to be placed on different surfaces, the overall thickness of the PCB increases the thickness of the metal pieces and the tab, and the battery core capacity space is occupied. UTILITY MODEL CONTENTS

[0005] The utility model embodiment aims at providing a battery and electronic equipment, which can solve the problem of excessive thickness of the protection plate of the battery in the prior art and excessive occupation of the battery core capacity space.

[0006] In order to solve the above technical problems, the utility model is implemented as follows:

[0007] In a first aspect, the utility model embodiment provides a battery, which includes a protection plate and a battery core, the battery core is welded with the protection plate, the protection plate includes a PCB, multiple electronic components and multiple metal pieces, the electronic components and the metal pieces are welded on the same side of the PCB, and the battery core is welded with the metal pieces, wherein the metal pieces and the PCB enclose a containing space, and part of the electronic components are arranged in the containing space.

[0008] In the embodiment of the utility model, electronic components and metal parts are arranged on the same side of the PCB, and the electronic components and the metal parts are welded with the PCB to realize fixed connection with the PCB. Further, the metal part can be enclosed with the PCB to form an accommodating space, and the arrangement of the accommodating space can provide a setting position for part of the electronic components. It can be understood that part of the electronic components and the metal part can be arranged in a stacked manner. In actual application, the space on the PCB is limited, and the arrangement of the metal part will occupy a large area of the PCB. However, the arrangement of part of the electronic components and the metal part in a stacked manner can reduce the space occupation of the PCB, and the electronic components and the metal part arranged on the same side can also reduce the thickness of the protection plate, thereby reserving space for the battery cell, increasing the length or thickness of the battery cell, improving the capacity of the entire battery, and improving customer satisfaction.

[0009] Optionally, in the embodiment of the utility model, the electronic components include a plurality of first components and a plurality of second components, and a plurality of the first components and / or the second components are arranged alternately with a plurality of the metal parts along the extension direction of the PCB; part of the second components is arranged in the accommodating space; wherein, along the direction perpendicular to the PCB, the height of the first component is greater than the height of the second component.

[0010] Optionally, in the embodiment of the utility model, the metal part includes a first connecting part, a second connecting part and a plane part, the first connecting part and the second connecting part are arranged oppositely along the width direction of the PCB, and the plane part is connected to the first connecting part and the second connecting part; wherein, the end part of the first connecting part away from the plane part is connected to the PCB, the end part of the second connecting part away from the plane part is connected to the PCB, and the plane part is arranged in a suspended manner on the side of the second component away from the PCB.

[0011] Optionally, in the embodiment of the utility model, the metal part includes a first connecting part, a second connecting part and a plane part, the first connecting part and the second connecting part are arranged oppositely along the length direction of the PCB, and the plane part is connected to the first connecting part and the second connecting part; wherein, the end part of the first connecting part away from the plane part is connected to the PCB, the end part of the second connecting part away from the plane part is connected to the PCB, and the plane part is arranged in a suspended manner on the side of the second component away from the PCB.

[0012] Optionally, in the embodiment of the utility model, along the length direction perpendicular to the PCB, or along the width direction perpendicular to the PCB, the cross section of the metal part is U-shaped.

[0013] Optionally, in the embodiment of the utility model, the protection plate further includes injection part, the injection part sets up in the one side of the PCB with the electronic component, and the injection part covers multiple the electronic component and multiple the metal piece, and with the PCB, the electronic component and the metal piece between fixed connection.

[0014] Optionally, in the embodiment of the utility model, along the direction perpendicular to the PCB, the height of the metal piece is A, the height of the first component is B1, the height of the second component is B2, and the height of the injection part is C, wherein B2

[0015] Optionally, in the embodiment of the utility model, the protection plate further includes flexible circuit board, the flexible circuit board sets up in the one side of the PCB with the electronic component, the metal piece is connected to the PCB and the flexible circuit board.

[0016] Optionally, in the embodiment of the utility model, the battery cell includes a tab, and the tab is welded to the planar portion of the metal piece.

[0017] In a second aspect, the utility model also provides an electronic device, which comprises the battery as described above. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 is the explosion structure schematic diagram of the protection plate in the embodiment of the utility model;

[0019] Figure 2 is the overhead structure schematic diagram of the protection plate in the embodiment of the utility model;

[0020] Figure 3 is the side structure schematic diagram of the protection plate in the embodiment of the utility model;

[0021] Figure 4 is the side structure partial enlarged schematic diagram of the protection plate in the embodiment of the utility model;

[0022] Figure 5 is the side structure partial enlarged schematic diagram of the protection plate in the embodiment of the utility model another angle;

[0023] MARKED FOR EXPLANATION:

[0024] 10, PCB;11, electronic component;111, first component;112, second component;12, metal piece;121, first connecting portion;122, second connecting portion;123, planar portion;13, injection part;14, flexible circuit board. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present application will be clearly and completely described with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative efforts fall within the scope of the present application.

[0026] The terms "first", "second" and the like in the description and claims of the present application are used to distinguish similar objects, and are not used to describe a particular order or sequence. It should be understood that the data used in this way can be interchanged under appropriate circumstances, so that the embodiments of the present application can be implemented in an order other than those illustrated or described herein, and the objects distinguished by "first", "second" and the like are generally of a kind, and are not limited to the number of objects, for example, the first object can be one or more. In addition, "and / or" in the specification and claims indicates at least one of the connected objects, and the character " / ", generally indicates that the front and rear associated objects are in a "or" relationship.

[0027] The battery and electronic device provided by the embodiments of the present application will be described in detail below in combination with the drawings, through specific embodiments and application scenarios.

[0028] Referring to Figures 1 to 5 The embodiments of the present application provide a battery, which comprises a protection plate and a battery cell, the battery cell and the protection plate are welded; the protection plate comprises a PCB 10, a plurality of electronic components 11 and a plurality of metal pieces 12, the electronic components 11 and the metal pieces 12 are welded on the same side of the PCB 10, and the battery cell and the metal pieces are welded; wherein the metal pieces 12 and the PCB 10 enclose a containing space, and part of the electronic components 11 are arranged in the containing space.

[0029] In the embodiments of the present application, the electronic components 11 and the metal pieces 12 are arranged on the same side of the PCB 10, and the electronic components 11 and the metal pieces 12 are welded with the PCB 10 to realize fixed connection with the PCB 10. Further, the metal pieces 12 can enclose the containing space with the PCB 10, and the arrangement of the containing space can provide a setting position for part of the electronic components 11. It can be understood that part of the electronic components 11 and the metal pieces 12 can be arranged in a stack. In actual application, the space on the PCB 10 is limited, and the arrangement of the metal pieces 12 will occupy a large area of the PCB 10, and the arrangement of the metal pieces 12 and part of the electronic components in a stack can reduce the space occupation of the PCB 10, and the electronic components 11 and the metal pieces 12 arranged on the same side can also reduce the thickness of the protection plate, thereby providing a reserved space for the battery cell, which can increase the length or thickness of the battery cell to improve the capacity of the entire battery, and has the beneficial effect of improving customer satisfaction.

[0030] It should be noted that the material of the metal piece 12 can be nickel, silver, or other materials that can realize electrical connection with the battery cell, and the present embodiment does not make any limitation.

[0031] It should be further noted that the battery cell can be welded with the metal piece 12 through a component in sheet shape and having a certain flexibility, for example, a tab; the battery cell can also be welded with the metal piece 12 through a component having relatively strong rigidity, for example, a pole, and the present embodiment does not make any limitation.

[0032] Optionally, in the embodiment of the utility model, the electronic component 11 includes a plurality of first components 111 and a plurality of second components 112, the first component 111 and / or the second component 112 are alternately arranged with the plurality of metal pieces 12 along the extension direction of the PCB 10; part of the second component 112 is arranged in the accommodation space; wherein, along the direction perpendicular to the PCB 10, the height of the first component 111 is greater than the height of the second component 112.

[0033] In the embodiment of the utility model, the heights of the first component 111 and the second component 112 are different, and in actual application, the second component 112 with a lower height can be stacked with the metal piece 12 to reduce the space occupation of the PCB 10. Further, the first component 111 and the second component 112 can be alternately arranged with the metal piece 12, for example, the first component 111 and the second component 112 can be arranged at the same space of the PCB 10, and the metal piece 12 can be arranged at the adjacent position. Understandably, the second component 112 stacked with the metal piece 12 can also be alternately arranged with the first component 111. In the embodiment of the utility model, compared with the prior art that the electronic component 11 and the metal piece 12 are arranged on the same side to reduce the thickness of the protective plate, stacking the second component 112 with a lower height and the metal piece 12 can also increase the reserved space for the battery cell, and the length size or the thickness size of the battery cell can be increased to improve the capacity of the entire battery, which has the beneficial effect of improving customer satisfaction.

[0034] Optionally, in the embodiment of the utility model, the metal piece 12 includes a first connecting part 121, a second connecting part 122 and a plane part 123, the first connecting part 121 and the second connecting part 122 are oppositely arranged along the width direction of the PCB 10, and the plane part 123 is connected to the first connecting part 121 and the second connecting part 122; wherein, the end of the first connecting part 121 away from the plane part 123 is connected to the PCB 10, the end of the second connecting part 122 away from the plane part 123 is connected to the PCB 10, and the plane part 123 is suspended on the side of the second component 112 away from the PCB 10.

[0035] In the embodiment of the utility model, the first connecting part 121 and the second connecting part 122 are arranged to realize the connection between the metal piece 12 and the PCB 10, the planar part 123 is arranged to realize the connection between the first connecting part 121 and the second connecting part 122, and the planar part 123 together with the first connecting part 121 and the second connecting part 122 encloses the PCB 10 to form a containing space. Further, the end of the first connecting part 121 and the second connecting part 122 away from the planar part 123 is connected with the PCB 10 to realize the connection between the metal piece 12 and the PCB 10, and the planar part 123 is arranged on the side of the second component 112 away from the PCB 10. It can be understood that the first connecting part 121 and the second connecting part 122 limit the second component 112 along the width direction of the PCB 10, and the planar part 123 can limit the second component 112 from above, thereby realizing the protection of the second component 112 by the metal piece 12.

[0036] Optionally, in the embodiment of the utility model, the metal piece 12 comprises a first connecting part 121, a second connecting part 122 and a planar part 123, the first connecting part 121 and the second connecting part 122 are oppositely arranged along the length direction of the PCB 10, and the planar part 123 is connected to the first connecting part 121 and the second connecting part 122; wherein the end of the first connecting part 121 away from the planar part 123 is connected to the PCB 10, the end of the second connecting part 122 away from the planar part 123 is connected to the PCB 10, and the planar part 123 is suspendedly arranged on the side of the second component 112 away from the PCB 10.

[0037] In the embodiment of the utility model, the first connecting part 121 and the second connecting part 122 are arranged to realize the connection between the metal piece 12 and the PCB 10, the planar part 123 is arranged to realize the connection between the first connecting part 121 and the second connecting part 122, and the planar part 123 together with the first connecting part 121 and the second connecting part 122 encloses the PCB 10 to form a containing space. Further, the end of the first connecting part 121 and the second connecting part 122 away from the planar part 123 is connected with the PCB 10 to realize the connection between the metal piece 12 and the PCB 10, and the planar part 123 is arranged on the side of the second component 112 away from the PCB 10. It can be understood that the first connecting part 121 and the second connecting part 122 limit the second component 112 along the length direction of the PCB 10, and the planar part 123 can limit the second component 112 from above, thereby realizing the protection of the second component 112 by the metal piece 12.

[0038] Optionally, in the embodiment of the utility model, along the length direction perpendicular to the PCB 10, or along the width direction perpendicular to the PCB 10, the cross section of the metal piece 12 is U-shaped

[0039] In the embodiment of the utility model, the metal piece 12 with the U-shaped cross section can be considered as having a groove, and the groove and the PCB 10 enclose a containing space to provide a setting space for the second component 112. Further, the first connecting part 121 and the second connecting part 122 can be oppositely arranged along the length direction of the PCB 10, and the first connecting part 121 and the second connecting part 122 can also be oppositely arranged along the width direction of the PCB 10. In actual application, when the first connecting part 121 and the second connecting part 122 are oppositely arranged along the length direction of the PCB 10, the metal piece 12 has a U-shaped cross section perpendicular to the length direction of the PCB 10; when the first connecting part 121 and the second connecting part 122 are oppositely arranged along the width direction of the PCB 10, the metal piece 12 has a U-shaped cross section perpendicular to the width direction of the PCB 10.

[0040] Optionally, in the embodiment of the utility model, the protection plate further comprises an injection part 13, the injection part 13 is arranged on the side of the PCB 10 where the electronic components 11 are arranged, and the injection part 13 covers the plurality of electronic components 11 and the plurality of metal pieces 12 and is fixedly connected with the PCB 10, the electronic components 11 and the metal pieces 12.

[0041] In the embodiment of the utility model, the injection part 13 is arranged to improve the connection stability between the metal piece 12, the electronic component 11 and the PCB 10. As known from the above, the metal piece 12 is welded and connected between the first connecting part 121 and the second connecting part 122 and the PCB 10. In actual application, the thickness of the first connecting part 121 and the second connecting part 122 is small. Understandably, the connecting surface between the first connecting part 121 and the second connecting part 122 and the PCB 10 is also small, and therefore, there is a hidden danger of unstable connection. The injection part 13 covers the electronic components 11 and the metal pieces 12 and is connected with the PCB 10, which has the beneficial effects of preventing the metal piece 12 from being separated from the PCB 10 and strengthening the connection stability between the metal piece 12 and the PCB 10.

[0042] Optionally, in the embodiment of the utility model, the height of the metal piece 12 is A, the height of the first component 111 is B1, the height of the second component 112 is B2, and the height of the injection part 13 is C along the direction perpendicular to the PCB 10, wherein B2

[0043] In the embodiment of the utility model, in order to meet the metal piece 12 and second component 112 overlap, the height of metal piece 12 needs to be higher than the height of second component 112, and at the same time, in order to reduce the thickness of the protection board as far as possible, the height of metal piece 12 also needs to be slightly lower than the height of first component 111. In addition, the setting of injection molding part 13 is used to enhance the connection strength between first component 111, second component 112 and metal piece 12 and PCB 10, and it can be understood that the injection molding part covers first component 111, second component 112 and metal piece 12, and the injection molding part is filled between metal piece 12 and second component 112 and between metal piece 12 and first component 111.

[0044] Optionally, in the embodiment of the utility model, the protection board further includes a flexible circuit board 14, the flexible circuit board 14 is arranged on the side of PCB 10 provided with electronic components 11, and the metal piece 12 is connected to PCB 10 and the flexible circuit board 14.

[0045] In the embodiment of the utility model, metal piece 12 and flexible circuit board 14 are arranged on the same side of PCB 10, and metal piece 12 is directly welded on PCB 10 and flexible circuit board 14. In the prior art, because the flexible circuit board 14 itself has elasticity, after being welded with PCB 10, the elasticity still exists, resulting in that the connection part of flexible circuit board 14 and PCB 10 is uneven, and in the embodiment of the utility model, the risk of false welding can be avoided by welding metal piece 12 on PCB 10, thereby improving the safety and stability of the battery performance.

[0046] Optionally, in the embodiment of the utility model, the cell includes a tab, and the tab is welded with the planar part 123 of the metal piece 12.

[0047] In the embodiment of the utility model, the tab is arranged to realize the electrical connection between the cell and the protection board, specifically, the tab is welded with the planar part 123 to realize the electrical connection between the cell and the protection board.

[0048] In a second aspect, the embodiment of the utility model also provides an electronic device, which comprises the battery as described above.

[0049] In the embodiment of the utility model, the electronic device comprises the battery as described above, and further comprises all the technical features and technical effects of the battery, which will not be repeated here. The electronic device with the battery as described above has the beneficial effects of improving the battery capacity and further improving customer satisfaction.

[0050] Further, the mobile electronic device can be a mobile phone, a tablet computer, a notebook computer, a palm computer, a vehicle-mounted electronic device, a wearable device, an ultra-mobile personal computer (UMPC), a netbook, or a personal digital assistant (PDA), etc., and the non-mobile electronic device can be a personal computer (PC), a television (TV), a cashier machine, or a self-service machine, etc., which are not limited in the embodiments of the present application.

[0051] It should be noted that the electronic device in the embodiments of the present application includes the mobile electronic device and the non-mobile electronic device described above.

[0052] It should be noted that in this document, the terms "comprise", "comprising", or any other variant thereof are intended to cover non-exclusive inclusions, so that processes, methods, articles, or devices that include a series of elements not only include those elements, but also include other elements not explicitly listed, or include elements inherent to such processes, methods, articles, or devices. Without more limitations, the element defined by the statement "comprising a" does not exclude the presence of other identical elements in the process, method, article, or device including the element. In addition, it should be pointed out that the scope of the methods and devices in the embodiments of the present application is not limited to performing functions in the order shown or discussed, but can also include performing functions in a substantially simultaneous manner or in reverse order according to the functions involved, for example, the described method can be performed in an order different from that described, and various steps can also be added, omitted, or combined. In addition, the features described with reference to certain examples can be combined in other examples.

[0053] The embodiments of the present application are described above in combination with the drawings, but the present application is not limited to the above-described specific embodiments, which are only illustrative and not restrictive, and a person of ordinary skill in the art can make many forms under the inspiration of the present application without departing from the scope of the present application and the scope protected by the claims, which all belong to the protection of the present application.

Claims

1. A battery, characterized by, The protection plate and the battery cell are welded together; The protection plate comprises a PCB (10), a plurality of electronic components (11) and a plurality of metal pieces (12), the electronic components (11) and the metal pieces (12) are welded on the same side of the PCB (10), and the battery cell and the metal pieces (12) are welded together. The metal pieces (12) and the PCB (10) form an accommodation space, and part of the electronic components (11) are arranged in the accommodation space.

2. The battery of claim 1, wherein, The electronic components (11) comprise a plurality of first components (111) and a plurality of second components (112), and the first components (111) and / or the second components (112) are arranged alternately with the plurality of metal pieces (12) along the extension direction of the PCB (10). Part of the second components (112) are arranged in the accommodation space. The height of the first components (111) is greater than the height of the second components (112) along the direction perpendicular to the PCB (10).

3. The battery of claim 2, wherein, The metal pieces (12) comprise first connecting portions (121), second connecting portions (122) and a planar portion (123), the first connecting portions (121) and the second connecting portions (122) are arranged oppositely along the width direction of the PCB (10), and the planar portion (123) is connected to the first connecting portions (121) and the second connecting portions (122). The end portion of the first connecting portion (121) away from the planar portion (123) is connected to the PCB (10), the end portion of the second connecting portion (122) away from the planar portion (123) is connected to the PCB (10), and the planar portion (123) is arranged suspended on the side of the second components (112) away from the PCB (10).

4. The battery of claim 2, wherein, The metal pieces (12) comprise first connecting portions (121), second connecting portions (122) and a planar portion (123), the first connecting portions (121) and the second connecting portions (122) are arranged oppositely along the length direction of the PCB (10), and the planar portion (123) is connected to the first connecting portions (121) and the second connecting portions (122). The end portion of the first connecting portion (121) away from the planar portion (123) is connected to the PCB (10), the end portion of the second connecting portion (122) away from the planar portion (123) is connected to the PCB (10), and the planar portion (123) is arranged suspended on the side of the second components (112) away from the PCB (10).

5. The battery according to claim 3 or 4, characterized in that, The cross section of the metal piece (12) is U-shaped along the length direction perpendicular to the PCB (10), or along the width direction perpendicular to the PCB (10).

6. The battery of claim 2, wherein, The protection plate further comprises an injection part (13) arranged on the side of the PCB (10) provided with the electronic components (11), and the injection part (13) covers and is fixedly connected with the PCB (10), the electronic components (11) and the metal pieces (12).

7. The battery of claim 6, wherein, In the direction perpendicular to the PCB (10), the height of the metal piece (12) is A, the height of the first component (111) is B1, the height of the second component (112) is B2, and the height of the injection part (13) is C, wherein B2 8. The battery of claim 1, wherein, The protection plate further comprises a flexible circuit board (14) arranged on the side of the PCB (10) provided with the electronic components (11), and the metal piece (12) is connected to the PCB (10) and the flexible circuit board (14).

9. The battery of claim 1, wherein, The battery cell comprises a tab, and the tab is welded to the planar part (123) of the metal piece (12).

10. An electronic device, comprising: A battery comprising the battery cell according to any one of claims 1 to 9.

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