WO2020052058A1

WO2020052058A1 - Wireless charger

Info

Publication number: WO2020052058A1
Application number: PCT/CN2018/115896
Authority: WO
Inventors: 郑健
Original assignee: 深圳市道格拉斯科技有限公司
Priority date: 2018-09-11
Filing date: 2018-11-16
Publication date: 2020-03-19
Also published as: HK1255522A2; CN209016728U

Abstract

A wireless charger. The wireless charger comprises a charging base (1), the charging base (1) comprising a circular lower housing (11) and a circular upper housing (12) matched with the circular lower housing (11), and an induction charging coil (3) and a control board (4) being provided in the charging base (1); a handle (2), one end thereof being inserted into the charging base (1) and being fixedly connected to the charging base (1); and a connection wire and a charging interface (5), one end of the connection wire being connected to the induction charging coil (3) and the control board (4), and the other end being connected to the charging interface (5), and both the connection wire and the charging interface (5) being provided in the handle (2). The solution solves the problem in the prior art that the an automatic charging structure cannot continue to be used due to the fact that the automatic charging structure is large in size, and the connection wire is easy to be damaged.

Description

Wireless charger

Technical field

The utility model relates to the technical field of wireless chargers, in particular to a wireless charger.

Background technique

With the development of electronic technology, there are many types of electronic products, and the power consumption of electronic products is large. When charging electronic products, both ends of the charging cable need to be plugged into the electronic product and the power supply, and the charging cable needs to be plugged and unplugged during charging. Customers still need to get up and plug in the charging cable during the break, which is inconvenient.

At the same time, the charging part of the existing automatic charging structure for placing electronic products is square or cylindrical, and the structure size is large. A connection line is drawn on the structure of the charging part, and a USB plug is provided at the end of the connection line for connection. External interface, the connecting wire of this structure can be bent and easily damaged. Once the connecting wire is damaged, a suitable replacement wire cannot be found, and the entire charging structure can no longer be used, causing waste.

Utility model content

The purpose of the utility model is to provide a wireless charger, which can solve the problems that the size of the automatic charging structure in the prior art is large, and the connecting wire is easily damaged, so that the entire automatic charging structure cannot be used continuously.

To achieve this, the utility model adopts the following technical solutions:

Provide a wireless charger, including:

A charging base, which includes a circular lower case and a circular upper case that cooperates with the circular lower case, and the charging base is provided with an inductive charging coil and a control board;

A handle, one end of which is inserted into the charging base and is fixedly connected to the charging base;

A connecting line and a charging interface. One end of the connecting line is connected to the inductive charging coil and the control board, and the other end is connected to the charging interface. The connecting line and the charging interface are both disposed in the handle.

Preferably, a buckle is provided on an inner side wall of the upper case, and a buckle groove matching the buckle is provided on an outer side wall of the lower case.

Preferably, the buckles are uniformly arranged along the circumferential direction of the inner wall of the upper shell.

Preferably, a limiting buckle is provided on the bottom surface of the upper shell, and the lower shell is inserted between the limiting buckle and an inner side wall of the lower shell.

Preferably, the position-limiting buckles are uniformly arranged along the circumferential direction of the bottom surface of the upper shell.

Preferably, a circular arc protrusion with a preset diameter is provided on the upper shell with the center of the lower shell as the center, the induction charging coil is disposed within the circular arc protrusion, and the control board is disposed on the circle The arc is raised outside.

Preferably, positioning protrusions are provided on the bottom surface inside the upper case, and annular protrusions are provided on the lower case;

The positioning protrusion is inserted into the annular protrusion, and the induction charging coil and the control board are sleeved on the positioning protrusion and fixed between the upper case and the annular protrusion.

Preferably, a positioning groove is provided in the upper case, and one end of the handle is inserted into the positioning groove and is fixed to the upper case.

Preferably, the control board is a semicircular ring, and the center of the control board is the center of the upper shell.

Preferably, an indicator light hole is provided on the upper case, and an indicator light is provided on the control board at a position corresponding to the indicator light hole.

The beneficial effect of the utility model: In the utility model, the connecting wire and the charging connector are arranged in the handle, and the control board and the inductive charging coil are arranged in the upper case and the bottom case, so that the overall wireless charger structure is a "stick." "Sweet" shape, the above-mentioned structure is small, cute and beautiful, and is loved by young people.

In addition, the connection line of the wireless charger structure is disposed in the handle, and the connection line will not be damaged during use, which solves the problem that the entire charger structure cannot be used due to the damage of the connection line in the prior art, which causes a waste of resources.

BRIEF DESCRIPTION OF THE DRAWINGS

1 is a schematic diagram of the internal structure of the wireless charger of the present invention;

2 is a schematic diagram of the internal structure of the wireless charger of the present invention (lower handle shell);

3 is a schematic structural diagram of an upper case, an induction charging coil, and a control board according to the present invention;

4 is a schematic structural diagram of an upper case of the present invention;

FIG. 5 is a schematic structural diagram of a lower case of the present invention.

In the picture:

1. Charging dock;

11. Lower shell; 111, buckle groove; 112, annular protrusion; 113, limit protrusion;

12. Upper shell; 121, buckle; 122, limit buckle; 123, arc protrusion; 124, positioning protrusion; 125, positioning groove; 126, indicator light hole;

2, handle; 21, upper handle shell; 22, lower handle shell;

3. Inductive charging coil; 4. Control board;

5. Charging interface.

detailed description

The technical solution of the present utility model will be further described below with reference to the drawings and specific embodiments.

As shown in Figures 1-3, a wireless charger is provided in this embodiment, which includes a charging base 1, a handle 2, a connecting line (not shown in the figure), an inductive charging coil 3, a control board 4, and a charging interface 5. .

The charging base 1 includes a circular lower case 11 and a circular upper case 12 mated with the circular lower case 11. The inductive charging coil 3 and the control board 4 are installed inside the charging base 1. The control board 4 in this embodiment is a PCB board, which can not only control whether the electronic device inductively placed on the upper case 12 by the induction coil charging coil is the correct device, but also can charge the correct device. At the same time, it can be sensed whether the charging of the electronic device is completed. If the charging is completed, the inductive charging coil 3 can be controlled to no longer charge the electronic device.

Specifically, on the bottom surface in the upper case 12, a circular arc protrusion 123 with a preset diameter is set as the center of the lower case 11, the induction charging coil 3 is disposed inside the arc protrusion 123, and the control board 4 is disposed on the circle. Arc protrusion 123 outside. The arc-shaped protrusion 123 is integrally formed with the upper shell 12 to isolate the inductive charging coil 3 and the control board 4, which can prevent a short circuit between the two and cause a failure.

In a further technical solution, one end of the connection line is connected to the inductive charging coil 3 and the control board 4, the other end of the connection line is connected to the charging interface 5, and the connection line and the charging interface 5 are both disposed in the handle 2.

Specifically, the above handle 2 includes an upper handle shell 21 and a lower handle shell 22, which have an elliptical structure after being mated, and may also have a cylindrical structure. One end of the handle 2 near the upper shell 12 and the lower shell 11 is thinner. The thinner end of the handle 2 is inserted into the charging base 1 and is fixedly connected to the charging base 1. Specifically, a positioning groove 125 is provided inside the upper shell 12, and the handle 2 is disposed inside the upper shell 12 and is provided in the positioning groove 125. Before the upper shell 12 and the lower shell 11 are not fastened, the upper shell 12 and the lower shell 11 are fastened by screws. The handle 2 is fixed.

The upper handle shell 21 and the lower handle shell 22 are fastened and connected by a buckle 121, and a connecting line is disposed in a cavity inside the two shells. The charging interface 5 has a USB interface structure, and the USB interface structure is installed at one end of the handle 2 and the USB interface is exposed for plugging in a power cable.

In a further specific solution, as shown in FIG. 4, the upper shell 12 is provided with positioning protrusions 124, and there are four positioning protrusions 124, one of which is provided at the center of the upper shell 12, and the outer circumference of the circular arc protrusion 123 There are three evenly distributed.

The control board 4 in this embodiment has a semicircular ring shape, and the center of the control board 4 is the center of the upper shell 12. Two positioning protrusions 124 outside the arc protrusion 123 are used for positioning the control board 4. The control board 4 is provided with through holes at corresponding positions of the two positioning protrusions 124, and the control board 4 is sleeved on the two positionings. Protrusion 124.

Similarly, the inductive charging coil 3 is sleeved on a positioning protrusion 124 provided at the center of the lower case 11 to position the inductive charging coil 3.

As shown in FIG. 5, a ring protrusion 112 is provided on the lower shell 11 at a position corresponding to the four positioning protrusions 124, a bottom buckle 122 is provided on the bottom surface of the upper shell 12, and an inward protruding protrusion is provided on the inner side wall of the lower shell 11. The limiting protrusion 113 is inserted between the limiting buckle 122 and the inner side wall of the lower case 11 to position the lower case 11. The number of the limiting buckles 122 is eight, and they are evenly distributed along the circumferential direction of the bottom surface of the upper shell 12. The number of the limiting protrusions 113 on the lower shell 11 is four, and they are evenly distributed along the circumferential direction.

The inner wall on the upper shell 12 is provided with buckles 121. In this embodiment, there are four buckles 121 and they are evenly distributed along the circumferential direction of the inner wall of the upper shell 12, and the lower shell 11 corresponds to the outer wall of the limiting protrusion 113. Four buckle grooves 111 are evenly distributed in a circumferential direction at a position corresponding to the buckle 112.

When the lower shell 11 is inserted into the upper shell 12, the lower shell 11 is inserted between the limiting buckle 122 and the inner wall of the lower shell 11, and the lower shell 11 is restricted by the limiting buckle 122.

At this time, each positioning protrusion 124 is inserted into the corresponding annular protrusion 112. After the upper cover and the bottom cover are fastened and fastened, the end faces of the annular protrusion 112 are pressed against the inductive charging coil 3 and the control board 4, thereby fixing the control board 4 and the inductive charging coil 3 to the end faces of the annular protrusion 112 and上壳 12。 Between the upper shell 12. The lower case 11 is further pressed down, and the buckle 121 is engaged with the buckle groove 111, so that the upper case 12 and the lower case 11 are fixed. The upper shell 12 and the lower shell are fixedly connected by a buckle 121, and the connection method is simple and reliable.

In order to further fasten the upper shell 12 and the lower shell 11, a screw hole is provided on the positioning protrusion 124, and a through hole is provided at the bottom of the annular protrusion 112, and the screw penetrates into the inside of the lower shell 11 from the through hole of the lower shell 11 It is fastened to the screw hole, so that the upper shell 12 and the lower shell 11 are tightly connected. While fastening the upper case 12 and the lower case 11, it can also ensure that only the lower case 11 of the charger has screws exposed, ensuring the overall beauty.

In addition, an indicator light hole 126 is provided on the upper casing 12, and an indicator light is provided on the control board 4 at a position corresponding to the indicator light hole 126. The indicator light on the control board 4 displays different color indicators according to the actual working status, such as when Whether the electronic device induced by the inductive charging coil 3 is a device set by the protocol in the control board 4. If it is a foreign object, it displays a color indicator; when it is normally charged, the indicator displays another color; when it is charging , Or after charging is completed, the displayed color is different from the above color.

In this embodiment, the connecting wire and the charging interface 5 are set in the handle 2, and the control board 4 and the induction charging coil 3 are set in the upper case 12 and the lower case 11, so that the overall wireless charger structure is a “lollipop” The shape of the above-mentioned structure is small, cute, and beautiful, and is loved by young people.

In addition, the connection line of the wireless charger structure is disposed in the handle 2 and the connection line will not be damaged during use, which solves the problem that the entire charger structure cannot be used due to the damage of the connection line in the prior art, which leads to a waste of resources. .

Obviously, the foregoing embodiments of the present invention are merely examples for clearly explaining the present invention, and are not intended to limit the embodiments of the present invention. For those of ordinary skill in the art, other different forms of changes or modifications can be made on the basis of the above description. There is no need and cannot be exhaustive for all implementations. Any modification, equivalent replacement and improvement made within the spirit and principle of the present utility model shall be included in the protection scope of the claims of the present utility model.

Claims

A wireless charger, comprising:

A charging base (1), the charging base (1) comprising a circular lower case (11) and a circular upper case (12) mated with the circular lower case (11), the charging base (1) is inside It is provided with an induction charging coil (3) and a control board (4);

A handle (2), one end of which is inserted into the charging base (1) and is fixedly connected to the charging base (1);

A connecting line and a charging interface (5), one end of the connecting line is connected to the inductive charging coil (3) and the control board (4), and the other end is connected to the charging interface (5), the connecting line and The charging interfaces (5) are all arranged in the handle (2).
The wireless charger according to claim 1, wherein a buckle (121) is provided on an inner side wall of the upper case (12), and an outer side wall of the lower case (11) is provided with The buckle groove (111) which is matched with the buckle (121) is described.
The wireless charger according to claim 2, characterized in that the buckles (121) are uniformly arranged along the circumferential direction of the inner wall of the upper casing (12).
The wireless charger according to claim 1, characterized in that the bottom surface of the upper case (12) is provided with a limit buckle (122), and the lower case (11) is inserted into the limit buckle (122) and the Said between the inner walls of the lower shell (11).
The wireless charger according to claim 4, characterized in that the limit buckles (122) are uniformly arranged along the circumferential direction of the bottom surface of the upper case (12).
The wireless charger according to claim 1, characterized in that the upper case (12) is provided with a circular-arc protrusion (123) with a preset diameter around the center of the lower case (11). The induction charging coil (3) is disposed inside the arc-shaped protrusion (123), and the control board (4) is disposed outside the arc-shaped protrusion (123).
The wireless charger according to claim 1, wherein positioning protrusions (124) are provided on the bottom surface of the upper case (12), and annular protrusions (112) are provided on the lower case (11). );

The positioning protrusion (124) is inserted into the ring-shaped protrusion (112), and the induction charging coil (3) and the control board (4) are sleeved on the positioning protrusion (124) and fixed to the positioning protrusion (124). Between the upper shell (12) and the annular protrusion (112).
The wireless charger according to claim 1, wherein a positioning groove (125) is provided in the upper case (12), and one end of the handle (2) is inserted into the positioning groove (125), and Fixed to the upper shell (12).
The wireless charger according to claim 1, wherein the control board (4) has a semicircular ring shape, and the center of the control board (4) is the center of the upper case (12).
The wireless charger according to claim 1, wherein an indicator light hole (126) is provided on the upper casing (12), and the control board (4) corresponds to the indicator light hole (126). Position is set with indicator light.