CN211088545U

CN211088545U - Connector, battery pack and electronic device

Info

Publication number: CN211088545U
Application number: CN201922179121.8U
Authority: CN
Inventors: 王华强; 李超鹏; 黄小钊; 韦天华
Original assignee: Dongguan Nvt Technology Co Ltd
Current assignee: Dongguan Nvt Technology Co Ltd
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-07-24
Anticipated expiration: 2029-12-06

Abstract

A connector, comprising: the shell comprises a first shell and a second shell, wherein the first shell is provided with an accommodating groove, the second shell comprises a first end and a second end, the first end is rotatably connected with the first shell, the second end is detachably connected with the first shell to enable the second shell to be clamped with or separated from the first shell, and the shell is also provided with a slot communicated with the accommodating groove for inserting an object to be connected; and the conductive elastic sheet is fixed on the first shell and positioned in the accommodating groove, and the conductive elastic sheet and the second shell are matched to clamp the object to be connected. The connector is simple in structure and convenient to clamp or separate the objects to be connected. The application also provides a battery pack and an electronic device applying the connector.

Description

Connector, battery pack and electronic device

Technical Field

The application relates to a connector, a battery pack and an electronic device applying the connector.

Background

Currently, batteries have been widely used in portable electronic devices such as mobile phones, digital cameras, and portable computers by virtue of their advantages of high energy density, long cycle life, and no memory effect, and have a wide application prospect in large and medium-sized electric devices such as electric vehicles, electric bicycles, and the like, and energy storage facilities, and thus, they have become a key to solve global problems such as energy crisis, environmental pollution, and the like.

The tabs of the battery are often connected by welding when being electrically connected with other electronic components (such as wires and flexible circuit boards), which is complex to operate and inconvenient to detach.

SUMMERY OF THE UTILITY MODEL

In view of the above, there is a need for a connector that is simple in structure and easy to operate.

It is also necessary to provide an electronic device using the above connector.

A connector, comprising:

the shell comprises a first shell and a second shell, wherein the first shell is provided with an accommodating groove, the second shell comprises a first end and a second end, the first end is rotatably connected with the first shell, the second end is detachably connected with the first shell to enable the second shell to be clamped with or separated from the first shell, and the shell is also provided with a slot communicated with the accommodating groove for inserting an object to be connected;

and the conductive elastic sheet is fixed on the first shell and positioned in the accommodating groove, and the conductive elastic sheet and the second shell are matched to clamp the object to be connected.

Further, when the conductive elastic sheet is matched with the second shell, the conductive elastic sheet is contacted with the second shell, or a space exists between the conductive elastic sheet and the second shell.

Further, the first shell comprises a base and a side plate, the side plate is arranged around the base to surround the base to form the accommodating groove, the conductive elastic sheet comprises a body and a fixing portion connected with the body, the body is matched with the second shell to clamp an object to be connected, and the fixing portion is clamped between the base and the side plate to fix the conductive elastic sheet on the first shell.

Further, an opening is formed in the first shell and communicated with the accommodating groove, the conductive elastic sheet further comprises a connecting portion connected with the body, and the connecting portion is arranged corresponding to the opening.

Furthermore, the conductive elastic sheet further comprises a connecting part, the connecting part is connected with one side of the fixing part, which deviates from the body, and the connecting part is positioned on the outer side of the shell.

Further, the body comprises a plurality of protrusions which are connected at intervals so that the body is wavy.

Further, the highest part of each protrusion is in a plane shape.

A battery pack comprises a battery cell main body and a lug connected with the battery cell main body, and further comprises a connector, wherein the conductive elastic sheet and the second shell are clamped with the lug.

An electronic device comprises a battery assembly and an external element electrically connected with the battery assembly, wherein the battery assembly comprises a battery cell main body and a lug connected with the battery cell main body, the battery assembly further comprises a connector as above, the lug is clamped between a conductive elastic sheet and a second shell, the external element comprises an electric connection structure, and the electric connection structure is connected with the conductive elastic sheet.

Further, the electrical connection structure is a connection terminal, a lead wire or a flexible circuit board.

The connector of this application pass through the second end of second casing with the block or the separation of first casing to the cooperation electrically conductive shell fragment to the centre gripping or the separation of treating the connection article are realized, connector simple structure and the operation of being convenient for. When the connector is applied to clamping the lug in the battery assembly, the connector is simple to separate from the lug, and is convenient for subsequent replacement of the battery and later maintenance.

Drawings

Fig. 1 is a schematic structural diagram of a connector according to an embodiment of the present application.

Fig. 2 is a schematic view of another angle of the connector shown in fig. 1.

Fig. 3 is a schematic view of another usage state of the connector according to an embodiment of the present application.

Fig. 4 is an exploded view of a connector according to an embodiment of the present application.

Fig. 5 is a schematic structural diagram of a connector according to another embodiment of the present application.

Fig. 6 is a schematic view of another angle of the connector shown in fig. 5.

Fig. 7 is a schematic view of another usage state of a connector according to another embodiment of the present application.

Fig. 8 is an exploded view of another embodiment of the connector of the present application.

Fig. 9 is a schematic structural diagram of a battery module according to an embodiment of the present application.

Fig. 10 is a schematic structural view of a battery module according to an embodiment of the present application.

Description of the main elements

Connector 100

Outer casing 10

Conductive spring sheet 30

First housing 11

Second housing 13

The receiving groove 110

First end 131

Second end 133

Inserting groove 15

Base 111

Side panel 113

Connection hole 115

Card slot 117

Rotating shaft 132

Catch 134

Body 31

Fixed part 33

Projection 310

Recess 313

Dividing groove 315

Opening 118

Connecting part 35

Clamping end 351

Battery assembly 300

Battery cell main body 50

Tab 51

Electrical connection structure

61, 62

The following detailed description will further illustrate the present application in conjunction with the above-described figures.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.

Some embodiments of the present application will be described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.

Referring to fig. 1 to 8, the connector 100 includes a housing 10 and a conductive elastic piece 30 accommodated in the housing 10.

The housing 10 includes a first case 11 and a second case 13. The first housing 11 is provided with a receiving groove 110. The second housing 13 includes a first end 131 and a second end 133 opposite to the first end 131. The first end 131 is rotatably connected to the first housing 11, and the second end 133 is detachably connected to the first housing 11 so that the second end 133 can be engaged with or disengaged from the first housing 11.

The housing 10 is further provided with a slot 15 communicating with the receiving slot 110 for receiving an object (not shown) to be connected. In some embodiments, referring to fig. 1 and 5, the slot 15 is disposed on the first housing 11 and is communicated with the receiving slot 110. In other embodiments, the slot 15 may be disposed on the second housing 13.

The conductive elastic piece 30 is fixed to the first housing 11 and located in the receiving slot 110, and when the second end 133 is engaged with the first housing 11, the conductive elastic piece 30 and the second housing 13 cooperate to clamp the object to be connected.

In some embodiments, when the second end 133 is engaged with the first housing 11, the conductive elastic piece 30 is in contact with the second housing 13. In other embodiments, when the second end 133 is engaged with the first housing 11, there may be a gap between the conductive elastic piece 30 and the second housing 13, and the conductive elastic piece 30 is not in contact with the second housing 13.

In some embodiments, the housing 10 is substantially square. In other embodiments, the shape of the housing 10 is not limited and can be adjusted as desired. The first housing 11 includes a base 111 and a side plate 113, wherein the side plate 113 surrounds the base 111 to form the receiving groove 110 with the base 111.

The side plate 113 is provided with a connecting hole 115 and a locking groove 117 at one end thereof away from the base 111. The slot 15 is disposed on the side plate 113 and close to the slot 117. The first end 131 of the second housing 13 is provided with a rotating shaft 132, and the rotating shaft 132 is rotatably disposed in the connecting hole 115. A retaining portion 134 is disposed on the second end 133 of the second housing 13, and the retaining portion 134 is disposed corresponding to the slot 117, so as to cooperate with the slot 117 to detachably fix the second end 133 to the first housing 11.

The conductive elastic sheet 30 includes a body 31 and a fixing portion 33 connected to the body 31. In the present embodiment, the fixing portions 33 are connected to opposite sides of the body 31. The fixing portion 33 is clamped between the base 111 and the side plate 113 to fix the conductive elastic sheet 30 to the first housing 11.

The body 31 comprises protrusions 310 and recesses 313, and the protrusions 310 and the recesses 313 are alternately arranged, so that the body 31 is wavy, and the elasticity of the body 31 is increased, thereby facilitating the clamping of the to-be-connected object in cooperation with the second housing 13. In some embodiments, the highest position of each protrusion 310 is planar, so as to increase the contact area with the to-be-connected object when the to-be-connected object is clamped with the second housing 13, and improve the firmness of the connection. In some embodiments, at least one dividing groove 315 is formed on the body 31, and each dividing groove 315 connects two opposite fixing portions 33, so as to cooperate with the second housing 13 to clamp an object to be connected with uneven thickness/irregular shape.

In some embodiments, referring to fig. 2 and fig. 4, an opening 118 is further formed on the first housing 11, and the opening 118 is communicated with the receiving groove 110. The conductive elastic sheet 30 further includes a connecting portion 35 connected to the body 31, and the connecting portion 35 is disposed corresponding to the opening 118 so as to be electrically connected to other electronic components.

The connecting portion 35 includes a clamping end 351 for clamping the connecting end of the other electronic component when connecting the other electronic component, thereby ensuring the stability of the electrical connection.

In other embodiments, referring to fig. 6 and 8, the connecting portion 35 extends from a side of the fixing portion 33 away from the body 31 to an outer side of the housing 10, so that the connecting portion 35 is exposed outside the housing 10 to facilitate electrical connection with other electronic components. For example, the connecting portion 35 located outside the housing 10 is directly attached to or soldered to a connecting end of another electronic component.

In other embodiments, the connecting portion 35 may be omitted, and two elements to be electrically connected are electrically connected by the conductive elastic sheet 30 and the second housing 13.

In some embodiments, a side of the base 111 facing the receiving groove 110 is shaped like a boss, so as to support the body 31 when the conductive elastic piece 30 and the second shell 13 cooperate to clamp the object to be connected, thereby ensuring the clamping stability.

The connector 100 is applied to an electronic device (not shown), which can be, but not limited to, a mobile phone, a computer, an electric toy, etc., for connecting electronic components in the electronic device. For example, referring to fig. 9 and fig. 10, the electronic device includes a battery assembly 300, and the connector 100 is applied to the battery assembly 300. The battery assembly 300 further includes a cell main body 50 and a tab 51 connected to the cell main body 50. The tab 51 is clamped between the conductive elastic sheet 30 and the second housing 13. The electronic device further includes an external component (not shown), and the external component includes an electrical connection structure 61(62), and the electrical connection structure is connected to the conductive elastic sheet 30, so as to electrically connect the external component and the battery assembly 300. The electrical connection structure can be clamped between the conductive elastic sheet 30 and the second housing 13 to electrically connect the external component and the battery assembly 300, and can also be connected to the connection portion 35 to electrically connect the external component and the battery assembly 300.

In some embodiments, the electrical connection structure may be, but is not limited to, a connection terminal, a wire, a flexible circuit board, or the like.

The connector 100 of the application is through the second end 133 of the second shell 13 and the clamping or separation of the first shell 11, and is matched with the conductive elastic sheet 30 to realize the clamping or separation of the objects to be connected, and the connector 100 is simple in structure and convenient to operate. When the connector 100 is applied to a battery assembly to clamp the tabs, the tabs are easily separated from the connector, and subsequent replacement and later maintenance of the battery are facilitated.

In addition, it is obvious to those skilled in the art that other various corresponding changes and modifications can be made according to the technical idea of the present application, and all such changes and modifications should fall within the protective scope of the claims of the present application.

Claims

1. A connector, comprising:

2. The connector of claim 1, wherein when the conductive dome is mated with the second housing, the conductive dome contacts the second housing, or a gap exists between the conductive dome and the second housing.

3. The connector of claim 1, wherein the first housing includes a base and a side plate, the side plate is disposed around the base to surround the base to form the receiving slot, the conductive elastic piece includes a body and a fixing portion connected to the body, the body and the second housing cooperate to clamp the object to be connected, and the fixing portion is clamped between the base and the side plate to fix the conductive elastic piece to the first housing.

4. The connector of claim 3, wherein the first housing further has an opening communicating with the receiving slot, the conductive resilient piece further includes a connecting portion connected to the body, and the connecting portion is disposed corresponding to the opening.

5. The connector of claim 3, wherein the conductive elastic piece further comprises a connecting portion, the connecting portion is connected to a side of the fixing portion, which is away from the body, and the connecting portion is located on an outer side of the housing.

6. The connector of claim 3, wherein the body includes a plurality of spaced apart projections to impart a wave shape to the body.

7. A connector as claimed in claim 6, wherein the uppermost part of each projection is planar.

8. A battery assembly, comprising a cell body and a tab connected to the cell body, wherein the battery assembly further comprises the connector according to any one of claims 1 to 7, and the tab is clamped between the conductive elastic sheet and the second housing.

9. An electronic device, comprising a battery assembly and an external element electrically connected with the battery assembly, wherein the battery assembly comprises a cell main body and a tab connected with the cell main body, and the electronic device is characterized in that the battery assembly further comprises the connector according to any one of claims 1 to 7, the tab is clamped between the conductive elastic sheet and the second shell, and the external element comprises an electrical connection structure connected with the conductive elastic sheet.

10. The electronic device of claim 9, wherein the electrical connection structure is a connection terminal, a wire, or a flexible circuit board.