TWM463932U - Wireless charging device - Google Patents

Description

Wireless charging device

The present invention is a technical field of wireless charging devices, in particular, a portable and portable device that can be inserted into a socket of a wall to wirelessly charge an electronic product placed thereon.

With the maturity of wireless charging technology, charging efficiency continues to increase. At present, some portable electronic products, such as mobile phones, personal audio and video players, digital cameras, etc., have gradually adopted wireless charging mode. The electronic product is electrically connected to the battery by using a built-in receiving induction coil, and the wireless charging device has a built-in transmitting induction coil, and when the two are close to each other, the electromagnetic energy and the electromagnetic resonance principle are used to transmit energy, and the power conversion can be performed by the power conversion. The battery of the electronic product is charged.

A common wireless charging device generally includes a power cord and a wireless charging pad for placing a wirelessly chargeable electronic product thereon, and the power cord is inserted into each socket through a plug at the end, thereby electromagnetically Inductively performs a wireless charging operation. This is very convenient in use, and there are some disadvantages if you want to carry or collect it. For example, when the long power cord cannot be hidden during the collection, it has to be wrapped around the periphery of the wireless charging pad, so that the overall volume becomes large, and it is inconvenient to carry out. . When placed in a backpack, if the original power cord is entangled, it will be entangled with other items in the backpack, causing unnecessary trouble to the user. In addition, when charging, the long power cord is easily accidentally kicked or pulled, causing the electronic product to fall and be damaged. To this end, the creator designed a set of wireless charging devices for people who often need to travel or go out to negotiate, in order to use or receive them. It is more convenient to hide.

The main purpose of this creation is to provide a wireless charging device that can be directly inserted into a socket of a wall to provide a temporary placement place for electronic products to be placed therein and to perform wireless charging operations, thereby reducing the chance of accidental touch damage; In addition, the structure of the creation adopts a foldable type, and has no exposed power cord, and is small in size when folded, and is convenient to carry or collect.

The secondary objective of this creation is to provide a wireless charging device that can additionally serve as a support frame. When an electronic product (such as a mobile phone) is placed in the wireless charging device of the present invention, the electronic product can be tilted on the desktop to facilitate viewing of the movie and increase the range of use of the device.

For the purpose of the above, the present invention mainly includes a first body, a second body, and a plug unit. The first body surface has a placement area, and the interior has a charging module, and the charging module position corresponds to the The placement area includes at least one transmitting induction coil and a control circuit unit; the second body is pivotally connected to the first body, and after being opened, the two have an angle, and the first body is The placement area can be horizontal, and an electronic product is placed on the placement area; the plug unit is mounted on the second body, and the plug is located at the back of the second body facing the first body, the plug The unit includes at least two metal inserts electrically connected to the charging module in the first body via the second body. In this way, the first body and the second body can be deployed in a vertical shape, and the plug unit at the second body is inserted into the plug of the wall, and the electronic product is placed on the first body. On the area for wireless charging operations.

Furthermore, the first body of the present invention is pivotally connected to the second body, but still has a tightness. After the first body and the second body are adjusted by an external force, when the external force disappears, the two can maintain the adjusted angle shape, and the second body further includes at least one stop, the stop The portion is pivotally connected to the second body at a position on the same side as the plug unit, and the stopper can be protruded from the surface of the second body after being pulled, whereby the creation can be a support frame.

The implementation of the present invention will be described in more detail below with reference to the drawings and component symbols, so that those skilled in the art can implement the present specification after studying the present specification.

1‧‧‧First body

11‧‧‧Placement area

12‧‧‧Charging module

121‧‧‧Transmission induction coil

122‧‧‧Control circuit unit

2‧‧‧Second body

21‧‧‧Wire

22‧‧‧Variable voltage rectifier circuit

23‧‧‧ §

24‧‧‧ accommodating space

3‧‧‧plug unit

31‧‧‧Metal inserts

32‧‧‧ Groove

33‧‧‧Rotatable parts

4‧‧‧ wall

41‧‧‧ socket

5‧‧‧Electronic products

The first figure is a perspective view of the state of the creation of the folding; the second picture is a perspective view of the state of the creation of the creation; the third picture is a schematic view of the creation of the plug unit rotated by an angle; the fourth figure is a cross-sectional view of the AA plane of the second figure; The fifth figure is a perspective view of another unfolded state of the creation; the sixth figure is a perspective view of an electronic device placed in the creation office for wireless charging; and the seventh figure is a schematic diagram of the use of the creative to be inserted into the socket of the wall. The eighth picture is a schematic diagram of the creation as a support for an electronic product.

As shown in the first and second figures, it is a perspective view of the state of the creation and the state of the expansion. The wireless charging device of the present invention mainly comprises a first body 1, a second body 2, and at least one plug unit 3.

The first body 1 and the second body 2 have a rectangular shape and a hollow interior for accommodating other members. The first and second bodies 1 and 2 are combined in a pivotal manner, and can be folded when not in use. Together (as shown in the first figure), the volume is reduced for easy collection, and the two are vertical after deployment (as shown in the second figure). The maximum opening angle of the first body 1 and the second body 2 is limited to 100 degrees. Considering the convenience of wireless charging, the first body 1 and the second body 2 preferably use an angle range of 85 to 95. degree. The surface of the first body 1 has a placement area 11 for the electronic product to be placed there, and the placement area 11 is located facing the second body 2. The first body 1 has a charging module 12 therein, and the position of the charging module 12 corresponds to the placement area 11. The charging module 12 includes at least one transmitting induction coil 121 and a control circuit unit 122. The control circuit unit 122 is electrically connected to the transmitting induction coil 121. When the power source is connected to the control circuit unit 122, the control circuit is Unit 122 enables the transmit induction coil 121 to produce an electromagnetic effect with the opposing electronic product for wireless charging operations. The charging module 12 can be composed of one or several circuit boards. When the circuit board is one, the transmitting induction coil 121 and the control circuit unit 122 are simultaneously provided.

The plug unit 3 is mounted on the second body 2, and the second body 2 faces the back of the first body 1. The plug unit 3 has at least two exposed metal inserts 31 through which the metal insert 31 passes. The second body 2 is electrically connected to the charging module 12 in the first body 1 . However, for convenience of collection, the plug unit 3 further includes a plurality of grooves 32, each of which corresponds to a metal insert 31. The metal insert 31 is partially pivotally connected to the inner wall of the slot 32 and can be stored in the recess 32 by being pulled. In addition, since the jack of the socket at the wall is somewhat straight and some are horizontal, the plug unit 3 further includes a rotatable member 33, and the rotatable member 33 is mounted on the second body 2, only It can be adjusted from 0 to 90 degrees. In principle, only two positions of 0 degrees and 90 degrees are switched. The third picture is adjusted to 90 degrees. In the embodiment, the groove 32 is located at the rotatable member 33, and the metal insert 31 is also mounted thereto. The end of the metal insert 31 extends to the inside of the second body 2 (as shown in the fourth figure). ), the electric wire 21 is electrically connected to the charging At the electrical module 12. In consideration of the voltage conversion problem, the second body 2 may further have a transformer rectifier circuit 22, and the wire 21 is electrically connected thereto to provide an appropriate voltage of the charging module 12.

The wireless charging device of the present invention can also be used as a support frame when it is not normally used as a charger. Therefore, in the present invention, the pivotal connection between the first body 1 and the second body 2 has a tightness but can still be rotated. When the first body 1 and the second body 2 are adjusted by an external force, the external force disappears. Both can maintain an adjusted perspective. Since this pivotal connection is similar to the conventional one, it will not be described in detail. In addition, the second body 2 further includes a blocking member 23. The blocking member 23 is partially pivotally connected to the second body 2 at a position on the same side as the plug unit 3, and the blocking member 23 can be protruded from the surface of the second body 2 (such as the fifth figure). Shown). The second body 2 has a recessed accommodating space 24, and the damper 23 is pivotally connected to the inner wall of the accommodating space 24. When the damper 21 is pulled, it can be collected after being used. In the accommodating space 24 (as shown in the first figure).

The schematic diagram of the actual use of the creation, as shown in the sixth and seventh figures, is a perspective view and a side view of the electronic product for wireless charging. When it is to be used, the metal insert 31 of the plug unit 3 is first opened to protrude from the side of the second body 2, and the first body 1 and the second body 2 are also opened to make the two vertical. The accommodating area 11 of the first body 1 is horizontal, and the metal insert 31 is inserted into the socket 41 of the wall 4, so that the power of the socket 41 can be transmitted to the charging module 12 in the first body 1. . A wirelessly chargeable electronic product 5 is placed on the accommodating area 11, which in this embodiment is a mobile phone. In the wireless charging process, the transmitting induction coil of the charging module 12 and the receiving induction coil in the electronic product 5 transmit energy by using electromagnetic induction and electromagnetic resonance principles, and the battery of the electronic product 5 can be charged by power conversion. . Since the wireless charging device of the present invention is used, it is directly inserted into the wall 4 At the socket 41, there is no exposed power cord, and no accident occurs that someone else accidentally kicks or pulls the power cord, causing the entire wireless charging device and the electronic product 5 to fall and be damaged. In addition, the first body 1 and the second body 2 can be folded together when not in use, and the volume is small, and it is convenient to carry or carry out.

As shown in the eighth figure, when the wireless charging device of the present invention is placed as an electronic product 5, a support frame is placed on the table. As shown in the figure, the second body 2 is erected upward to maintain an acute angle between the first body 1 and the second body 2. As can be seen from the previous paragraphs, the angle and position of the two bodies will be opened after the external force is opened. be fixed. Then, the stopper 23 is opened, so that the stopper 23 protrudes from the surface of the second body 2, so that the bracket of the electronic product 5 can be formed. The electronic product 5 is then placed on one side surface of the second body 2, and the stopper 23 is in contact with the lower edge of the electronic product 5, so that the electronic product 5 does not fall. If the tilt angle of the electronic product 5 is to be adjusted, the second body 2 is pressed, and the angle between the first body 1 and the second body 2 is changed, which is convenient and fast. In this way, the wireless charging device of the present invention has another use as a support frame.

The above description is only for the preferred embodiment of the present invention and is not intended to limit the scope of the present embodiments. The equivalent changes and modifications made by the scope of the patent application for this creation are covered by the scope of the patent.

1‧‧‧First body

11‧‧‧Placement area

12‧‧‧Charging module

121‧‧‧Transmission induction coil

122‧‧‧Control circuit unit

2‧‧‧Second body

23‧‧‧ §

3‧‧‧plug unit

31‧‧‧Metal inserts

32‧‧‧ Groove

33‧‧‧Rotatable parts

Claims (7)

A wireless charging device includes a first body, a second body, and a plug unit, wherein: the first body surface has a placement area, and the interior has a charging module, and the location of the charging module corresponds to the The placement area includes at least one transmitting induction coil and a control circuit unit; the second body is pivotally connected to the first body, and after being opened, the two have an angle and the first body is The placement area can be placed in an electronic product without falling; the plug unit is mounted on the second body, and the second body faces the back of the first body, the plug unit includes at least two metals The plug is electrically connected to the charging module in the first body via the second body. The wireless charging device of claim 1, wherein the plug unit further includes a plurality of grooves, each groove corresponding to a metal insert, the metal insert is partially pivotally connected to the inner wall of the groove, and can be collected by pulling In the groove. The wireless charging device of claim 2, wherein the plug unit further comprises a rotatable member, wherein the plurality of recesses are located at the rotatable member, and the plurality of metal inserts are pivotally connected to the rotatable member In the recessed portion, the rotatable member is mounted on the second body at a position on the same side as the plug unit, and the rotatable member is rotated to change the orientation of the metal insert. The wireless charging device of claim 3, wherein the rotatable member is rotatable in an angle ranging from 0 to 90 degrees. The wireless charging device of claim 1, wherein the first body and the second body are folded together to be close together, and the optimal opening angle ranges from 85 to 95 degrees after the opening. . The wireless charging device of claim 1, wherein the pivotal connection between the first body and the second body is tight but can still be rotated, and the first body and the second body are adjusted by external force. After the angle of the person, when the external force disappears, the two can maintain the angle adjusted by the external force. . The wireless charging device of claim 1, wherein the second body further comprises at least one blocking member, the blocking member is partially pivotally connected to the second body, and the position of the blocking member is the same as the plug unit On the side, the stopper can be protruded from the surface of the second body after being pulled.