TWM535451U - Charging back casing of mobile device - Google Patents

Description

Charging case for mobile device

The present invention relates to a mobile charging device, and more particularly to a charging back shell for a mobile device.

At present, because mobile devices are used in a large amount, and they are already necessities for life, almost one person is used for temporary use, so the usage rate of mobile devices is extremely high, and the same power consumption situation is also a problem for users. As shown in FIG. 1 and FIG. 2, a conventional mobile device charging protective case includes a bottom plate 70 and a bottom plate 70. The battery 80 in the battery, a circuit board 90 electrically connected to the battery 80, an input terminal 100 disposed on the circuit board 90 and facing outward, and an output terminal 110 opposite to the input terminal 100 can be It is known that the input end 100 and the output end 110 are extended on the same plane and electrically connected to the circuit board 90. However, this design will cause the mobile device protective case to have a space C for accommodating the input. The end 100, after the mobile device of the conventional mobile device is equipped with a mobile device, the volume is larger than the original mobile device, and the meaning of using the irreplaceable battery type is originally lost. Inconvenience to the user.

The present invention provides a charging back shell of a mobile device, and the purpose is that when the mobile device is installed in the charging back shell of the mobile device, the peripheral edge of the charging back shell can be attached to the peripheral edge of the mobile device without generating extra space.

A charging backing case for a mobile device, suitable for a mobile device, the mobile device having a charging hole, and the charging back shell of the mobile device comprises:

a back shell having a bottom plate and a side edge surrounding the periphery of the bottom plate, and an input hole is disposed on the side edge;

a battery disposed on an inner side of the bottom plate of the back shell;

a circuit board disposed on an inner side of the bottom plate of the back shell and electrically connected to the battery;

An interface module is disposed on an inner side of the bottom plate of the back shell, the connection port module has a bracket, an output port and an input port, and the output port and the input port are respectively disposed on the top and bottom of the bracket The end is extended from the same side of the bracket in a horizontal direction, and the input port is disposed adjacent to the bottom end of the bracket and is disposed in the input hole toward the side edge, the output being opposite to the output of the bracket The direction is arranged to connect the charging hole of the mobile device, and the output port has at least a portion overlapping the input port as viewed from a direction perpendicular to the bottom plate of the back shell.

With the above components, when the user installs the mobile device in the back shell, the peripheral edge of the mobile device will fit the circumference of the back shell without waste of space, so that the overall size of the charging back shell of the new mobile device smaller.

Referring to FIG. 3 to FIG. 8 , the present invention is a charging back cover of a mobile device, which is suitable for a mobile device 10 . The mobile device 10 has a charging hole 11 , and the charging back cover of the mobile device includes:

A back shell 20 has a long rectangular bottom plate 21 corresponding to the shape of the mobile phone. The bottom plate 21 is provided with four electric quantity display holes 211 and a button hole 212, and a side edge 22 surrounding the periphery of the bottom plate 21, the side The rim 22 and the bottom plate 21 form an accommodating space 23 for the mobile phone and a battery 30, a circuit board 40 and a port module 50 to be received therein; on the first short side edge 220 of one of the side edges 22 An input hole 223 is defined, and the side edge 22 further defines a second short side edge 221 on the other side of the first short side edge 220, and the side edge 22 further has two long side edges 222 to connect the first edge a short side edge 220 and two second side edges 221, and the first short side edge 220 and the two long side edges 222 are higher than the second short side edge 221, so that the two long side edges 222 and The top of the second short side edge 221 defines a slot 24, and the periphery of the slot 24 is fixed with a rubber sleeve 25 to elastically close the slot 24, and the periphery of the rubber sleeve 25 is provided with a concave clamping slot 250. For elastically clamping the slot 24, the first short side edge 220 and the two long side edges 222 have a cross-sectional shape corresponding to the opposite side edges of the mobile phone to reliably restrain the The mobile phone, and the height of the second short side edge 221 is higher than half of the thickness of the mobile phone;

The battery 30 is an elongated flat-shaped structure, and is disposed in the accommodating space 23 of the back shell 20 and attached to the upper end surface of the bottom plate 21;

The circuit board 40 is a circuit board body having a width corresponding to the battery 30 and is electrically connected to the battery 30. The other side of the circuit board 40 is electrically connected to the connection port module 50, and the circuit board 40 has four The power indicator light 41 and a power display control button 42 are made of a highly thermally conductive metal material, and each of the power display holes 211 is formed in the back cover 20 relative to each of the power indicator lamps 41. The button hole 212 is disposed at a position of the back cover 20 relative to the power display control button 42 , and one end of the power button extension 43 is disposed in the power display hole 212 , and the other end of the power button extension 43 contacts the Power display control button 42;

The connecting port module 50 is disposed on the inner side of the bottom plate 21 of the back shell 20. The connecting port module 50 has a bracket 51, an output port 52 and an input port 53 respectively disposed at two ends of the bracket 51. The same side of the bracket 51 extends in a horizontal direction. The bottom end of the bracket 51 is vertically fixed to the circuit board 40. The opening 530 of the input port 53 is received in the input hole 223 toward the side edge 22, that is, the input. The opening 530 of the 埠53 is adjacent to the bottom end of the bracket 51, and the electrical connector 520 of the output 埠52 is disposed at a top end away from the bracket 51 to connect the charging hole 11 of the mobile device, perpendicular to the back shell The direction of the bottom plate 21 of 20 is such that the output port 52 has at least a portion overlapping the input port 53, and in the present embodiment the output port 52 is completely overlapped with the input port 53;

A cover plate 60 is disposed on the inner side of the bottom plate 21 of the back cover 20 to cover the battery 30, the circuit board 40 and the input port 53, and the output port 52 is located on the outer side of the cover plate 60.

The above is the structure of the embodiment, and the following is the use of the new type:

The mobile device 10 first enters the back cover 20 through the slot 23 of the back shell 20, and the back of the mobile device 10 is attached to the back cover 20, and the charging hole 11 is engaged with the output port 52. The side edge 22 of the back shell 20 and the rubber sleeve 25 can elastically close the slot 24, and the periphery of the rubber sleeve 25 is provided with a concave clamping groove 250 for elastically clamping the slot 24 Therefore, the mobile device 10 does not detach from the back shell 20 in a direction perpendicular to the bottom plate 21 of the back shell 20, and the rubber sleeve 25 can prevent the mobile device 10 from being detached from the slot 23, thereby increasing the grip. The effect of the mobile device 10.

After the mobile device 10 is engaged with the output port 52, the power of the battery 30 is transmitted to the mobile device 10 via the circuit board 40 and the output port 52 to charge a battery (not shown) of the mobile device 10.

When the operator wants to know the remaining power of the battery 30, the electric button can be extended from the button hole 212 of the back shell 20.

And the power indicator button 42 of the circuit board 40 is pressed by the power button extension member 43 to enable the remaining power of the battery 30 to be displayed by each of the power indicator lamps 41, so that the user is provided by the back cover 20 The electric quantity display hole 211 is viewed.

Referring to FIG. 7, if the remaining power is insufficient, the operator can externally connect a charger (not shown) and connect the input port 53 to transfer power from the input port 53 to the battery 30 to achieve the battery 30. The effect of charging.

Referring to FIG. 9, in the second preferred embodiment, the charging back cover of the mobile device further includes a fourth magnet A disposed between the bottom plate 21 of the back cover 20 and the battery 30, and each of the magnets A can be used. The back shell 20 is attached to a magnetically attractable object (for example, iron, magnet), and the operator operates the mobile device 10.

Referring to FIG. 10 , in the third preferred embodiment, the charging back cover of the mobile device further includes a wireless charging coil B disposed between the bottom plate 21 of the back cover 20 and the battery 30 , and the circuit board 40 . The battery is electrically connected to the battery 30 by wireless charging.

Referring to FIG. 11 and FIG. 12, in another preferred embodiment, the bracket 51, the output port 52 and the input port 53 are integrally formed, and the bracket 51 is shown in FIG. Connected to the output port 52 is an arc.

In the above manner, the output port 52 and the input port 53 of the port module 50 of the present invention have the output port 52 and the input port 53 from the direction perpendicular to the bottom plate 21 of the back shell 20 by the bracket 51. The overlapping of the back shell 20 does not require additional space for the output port 52, so that the periphery of the back shell 20 fits the periphery of the mobile device 10, and the overall size is almost the same as that of the mobile device, and no space is wasted. .

[知知]
70‧‧‧floor
80‧‧‧Battery
90‧‧‧ boards
100‧‧‧ input
110‧‧‧ Output
C‧‧‧ Space
[This new type]
10‧‧‧Mobile devices
11‧‧‧Charging hole
20‧‧‧ Back shell
21‧‧‧floor
211‧‧‧Power display hole
212‧‧‧ button hole
22‧‧‧ side edge
220‧‧‧First short side
221‧‧‧Second short side
222‧‧‧Long side
223‧‧‧Input hole
23‧‧‧ accommodating space
24‧‧‧ slotting
25‧‧‧矽 rubber sleeve
250‧‧‧crack
30‧‧‧Battery
40‧‧‧ boards
41‧‧‧Power indicator light
42‧‧‧Power display control button
43‧‧‧Power button extension
50‧‧‧Connecting module
51‧‧‧ bracket
52‧‧‧ Output埠
53‧‧‧ Input埠
60‧‧‧ cover
A‧‧‧ magnet
B‧‧‧Wireless charging coil

1 is a perspective view of a charging back shell of a conventional mobile device. 2 is a side cross-sectional view of a charging backing case of a conventional mobile device. 3 is an exploded perspective view of the present invention in accordance with a preferred embodiment. 4 is a side cross-sectional view of the present invention in accordance with a preferred embodiment. Figure 5 is a partially enlarged perspective view of a preferred embodiment of the present invention. Figure 6 is a perspective, perspective view of the preferred embodiment of the present invention. FIG. 7 is a schematic plan view of a connection port module, a circuit board, and a battery according to a preferred embodiment of the present invention. Figure 8 is a partially enlarged cross-sectional view of the preferred embodiment of the present invention. Figure 9 is an exploded perspective view of the second preferred embodiment of the present invention. Figure 10 is a perspective exploded view of the present invention in a third preferred embodiment. Figure 11 is a partially enlarged perspective view of the present invention in a fourth preferred embodiment. Figure 12 is a partially enlarged side elevational view of the present invention in a fourth preferred embodiment.

10‧‧‧Mobile devices

11‧‧‧Charging hole

25‧‧‧矽 rubber sleeve

52‧‧‧ Output埠

53‧‧‧ Input埠

Claims (10)

A charging backing case for a mobile device, suitable for a mobile device, the mobile device having a charging hole, and the charging back shell of the mobile device comprises: a back shell having a bottom plate and a side edge surrounding the periphery of the bottom plate Forming an accommodating space between the bottom plate and the side edge for the mobile device, a battery, a circuit board and a connection module to be disposed therebetween, and an input hole is disposed on the side edge; The battery is a flat plate and is disposed in the accommodating space of the back shell and is in close contact with the bottom plate; the circuit board is disposed in the accommodating space of the back shell and electrically connected to the battery; The connection module is disposed in the accommodating space of the back shell, the connection 埠 module has a bracket, an output 埠 and an input 埠, and the output 埠 and the input 埠 are respectively disposed on the top of the bracket The bottom end of the bottom end and extending in the horizontal direction on the same side, the input port has an opening system disposed adjacent to the bottom end of the bracket and facing the side edge and received in the input hole, the output port has an electrical connector system Connect the top of the bracket and Connect the charging hole of the mobile device. The charging back shell of the mobile device of claim 1, wherein an input hole is provided on one of the first short side edges of the side edge, and the side edge is formed on the other side opposite to the first short side edge. a second short side edge, and having two long side edges on the side edge to connect the first short side edge and the second short side edge, and the first short side edge and the two long side edges have a high height Forming a slot on the second short side edge and the top of the second short side edge, the first short side edge and the two long side edge cross-sectional shapes are equivalent to the opposite side edges of the mobile phone It is indeed elastic to limit the phone, and the height of the second short side edge is higher than half the thickness of the phone. The charging back shell of the mobile device according to claim 2, wherein a periphery of the slot is fixed with a rubber sleeve to elastically close the slot, and a periphery of the rubber sleeve is provided with a concave clamping slot for elastic clamping The slotting. The charging back cover of the mobile device of claim 1, further comprising a cover disposed on an inner side of the bottom plate of the back cover, covering the battery, the circuit board and the input port, and the output port is located on the cover Outside the board. The charging back cover of the mobile device of claim 1, wherein the circuit board has at least one power indicator light and a power display control button. The charging back cover of the mobile device of claim 5, wherein the back cover has a four-character display hole and a button hole, and the power display hole is opened relative to the position of the at least one power indicator lamp, the button hole is opened relative to This battery shows the position of the control. The charging back cover of the mobile device of claim 5, wherein the power display control button is made of a highly thermally conductive metal material. The charging back cover of the mobile device of claim 1, further comprising at least one magnet disposed between the bottom plate of the back cover and the battery. The charging back cover of the mobile device of claim 1, further comprising a wireless charging coil disposed between the bottom plate of the back cover and the battery, and electrically connected to the circuit board. The charging back shell of the mobile device according to claim 1, wherein the bracket, the output port and the input port are integrally formed, and the bracket is connected to the output port from the input port to be an arc shape.