CN109213339B

CN109213339B - End face contact type charging module and touch control pen thereof

Info

Publication number: CN109213339B
Application number: CN201710534144.9A
Authority: CN
Inventors: 陈璟忠
Original assignee: Chicony Electronics Co Ltd
Current assignee: Chicony Electronics Co Ltd
Priority date: 2017-07-03
Filing date: 2017-07-03
Publication date: 2022-01-25
Anticipated expiration: 2037-07-03
Also published as: CN109213339A

Abstract

The application discloses an end face contact type charging module and a touch control pen thereof, wherein the charging module is used for being in contact with the end face of the touch control pen to charge and comprises a seat body, a first electrode, a second electrode and a circuit board, the seat body is hollow and is provided with a jack, the first electrode and the second electrode are both arranged in the seat body, the first electrode is provided with a first contact part facing the jack, the second electrode is provided with an elastic piece and a second contact part supported by the elastic piece, the second contact part faces the jack, the circuit board is provided with a charging loop and is in electrical contact with the first electrode and the second electrode; therefore, when the end face of the touch pen is electrically contacted with the first contact part and the second contact part through the jack, the charging module can charge the touch pen. The invention utilizes the tail end of the touch pen as the requirement of contact type charging so as to avoid the influence of the charging structure on the overall appearance of the touch pen.

Description

End face contact type charging module and touch control pen thereof

Technical Field

The present invention relates to a device for charging a touch tool, and more particularly, to an end-contact charging module and a touch pen thereof.

Background

According to the current active touch pen in the market, structures such as charging jacks and the like are required to be arranged due to the requirement of power supply. And more general mode, mainly through slot such as micro USB, supply to have charging wires such as plug of the same regulation and peg graft the back to charge the touch-control pen through the outside such as room power etc. power.

However, the touch pen is charged by connecting the slot with the jack, so that the touch pen itself is considered waterproof due to the arrangement of the slot, and is not easy to be applied to waterproof requirements. Meanwhile, the integrity of the touch pen on the appearance design is easily influenced due to the arrangement of the slot.

In view of the above, the present invention provides a method for improving and solving the above-mentioned deficiencies, and aims to provide a method for improving and solving the above-mentioned deficiencies.

Disclosure of Invention

The present invention is directed to an end-face contact charging module and a stylus thereof, which mainly uses the end of the stylus for the contact charging, so as to prevent the charging structure from affecting the overall appearance of the stylus, especially on the surface around the stylus body.

Another object of the present invention is to provide an end-contact charging module and a stylus thereof, which do not require a structure such as a hole on the stylus due to the contact charging, and thus do not affect the waterproof property.

In order to achieve the above object, the present invention provides an end-face contact type charging module, configured to contact with an end face of a stylus for charging; the charging module comprises a seat body, a first electrode, a second electrode and a circuit board, wherein the seat body is hollow and is provided with a jack communicated from the outside of the seat body to the inside of the seat body, the first electrode and the second electrode are arranged in the seat body, the first electrode is provided with a first contact part facing the jack, the second electrode is provided with an elastic piece and a second contact part abutted against the elastic piece, the second contact part faces the jack, the circuit board is provided with a charging loop, and the first electrode and the second electrode are in electrical contact with the charging loop of the circuit board; therefore, when the end face of the touch pen is electrically contacted with the first contact part and the second contact part through the jack, the charging module can charge the touch pen.

In order to achieve the above object, the present invention provides a touch pen, which has two end surfaces and a pen body extending between the two end surfaces, wherein a pressing portion is disposed on one end surface, a first conductive member is disposed through the other end surface, the first conductive member has a first conductive surface exposed on the other end surface, the other end surface is further disposed with at least one second conductive member surrounding the first conductive member at intervals, and the second conductive member has a second conductive surface exposed on the other end surface; the first conductive surface is used for electrically connecting with the first contact part, and the second conductive surface is used for electrically contacting with the second contact part.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:

fig. 1 is a perspective view of a stylus and a charging module according to an embodiment of the invention.

Fig. 2 is an exploded perspective view of a charging module according to an embodiment of the invention.

Fig. 3 is a partially exploded view of a stylus according to an embodiment of the invention.

Fig. 4 is a cross-sectional view of a stylus inserted into a charging module according to an embodiment of the invention.

Fig. 5 is an internal structural diagram of a stylus inserted into a charging module for positioning according to an embodiment of the invention.

Fig. 6 is a schematic view illustrating an application of the charging module to an electronic product according to an embodiment of the invention.

Fig. 7 is a partial cross-sectional view according to fig. 6.

[ notation ] to show

< the present invention >

Touch control pen 1

End face 10

Touching and pressing part 100

End face 11

End cap 110

First conductive member 111

First conductive surface 111a

Second conductive member 112

Second conductive surface 112a

Annular groove 113

Pen body 12

Control circuit board 120

Power unit 121

Charging module 2

Base 20

Receptacle 200

Penetrating part 201

Jack 202

Broken hole 203

Bearing shell 204

Limiting structure 205

First electrode 21

First contact portion 210

Second electrode 22

Elastic member 220

Second contact portion 221

Through hole 222

Charging unit 23

Charging circuit board 230

Connector 231

Positioning structure 24

Compression assembly 240

Flange member 241

The body part 242

Projecting ring 243

Electronic product 3

A host circuit board 30.

Detailed Description

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Fig. 1 is a perspective view of a stylus and a charging module according to an embodiment of the invention. The invention provides a touch control pen and a charging module thereof, wherein the touch control pen 1 is provided with two

end surfaces

10 and 11 and a pen body 12 which is extended and connected between the two

end surfaces

10 and 11, one end surface 10 is used for touch control and is provided with a touch pressing part 100, and the other end surface 11 can be electrically contacted with the charging module 2 for charging. As shown in fig. 2, the charging module 2 includes a base 20, a first electrode 21, a second electrode 22, and a charging unit 23; wherein:

the holder body 20 is hollow and mainly includes a receiving portion 200 and a penetrating portion 201 formed on the receiving portion 200, the receiving portion 200 is used for the first electrode 21, the second electrode 2 and the charging unit 23 to be assembled therein, and the penetrating portion 201 is provided with an insertion hole 202 communicating from the outside of the holder body 20 to the receiving portion 200, so that the end surface 11 of the stylus pen 1 is inserted into the insertion hole 202 for charging.

Referring to fig. 2 and 4, the first electrode 21 is disposed in the base 20 corresponding to the insertion hole 202, may be a positive electrode, and may be formed by a rod-shaped conductor, and a needle-shaped first contact portion 210 extends from a front end of the rod-shaped conductor, and the first contact portion 210 faces the insertion hole 202; the second electrode 22 is also disposed in the base 20 corresponding to the insertion hole 202, can be a negative electrode, and has an elastic member 220 and a second contact portion 221 abutted by the elastic member 220, wherein the second contact portion 221 faces the insertion hole 202. In the embodiment of the present invention, the elastic member 220 may be a spring made of a conductive material, and is disposed at the periphery of the first electrode 21 at an interval (i.e., there is an interval between the elastic member 220 disposed at the periphery of the first electrode 21 and the first electrode 21), the second contact portion 221 may be a plate-shaped conductive body, and a through hole 222 is disposed thereon, and the second contact portion 221 is disposed on the elastic member 220, so that the end surface 11 of the stylus pen 1 is electrically contacted with the second contact portion 221 to push the elastic member 220 under stress, so that the first contact portion 210 may protrude from the second contact portion 221 through the through hole 222, and the first contact portion 210 may be electrically contacted with the end surface 11 of the stylus pen 1 (i.e., as shown in fig. 4). In addition, an insulating sleeve 211 may be disposed outside the first electrode 21, and the insulating sleeve 211 is isolated between the first electrode 21 and the elastic element 220.

As mentioned above, the charging unit 23 mainly comprises a charging circuit board 230 having a charging circuit (not shown), and a connector 231 electrically connected to the charging circuit board 230, wherein the connector 231 can be a female connector or a socket of any specification, such as micro USB, etc., so as to utilize a power supply device, such as an external room power, etc., to transmit power to the charging unit 23 through a transmission line (not shown), and electrically contact the charging circuit board 230 through the first and second electrodes 21, 22 (i.e., the positive and negative electrodes of the charging circuit are respectively conducted with the first and second electrodes 21, 22), so as to charge the stylus 1. In the illustrated embodiment of the present invention, the housing 20 has a hole 203 on the outer wall of the accommodating portion 200, corresponding to the connector 231; furthermore, a carrying case 204 is disposed below the accommodating portion 200, the charging circuit board 230 of the charging unit 23 is stacked on the carrying case 204 and is assembled together at the lower portion inside the accommodating portion 200, and the first and

second electrodes

21, 22 are vertically disposed on the charging circuit board 230 and face the insertion hole 202. In addition, the accommodating portion 200 may also be provided with a limiting structure 205, the limiting structure 205 is abutted against the second contact portion 221 to limit the distance pushed by the elastic member 220, and the configuration of the components in the accommodating portion 200 is also required.

Referring to fig. 1 and fig. 3, the stylus 1 of the present invention has a conductive structure configuration formed on an end surface 11 thereof for making electrical contact during charging. As shown in fig. 3, an end cap 110 may be installed at a position of the pen body 12 of the stylus pen 1 opposite to the end face 11, the end face 11 is formed on the end cap 110, a control circuit board 120 and an electric power unit 121 electrically connected to the control circuit board 120 are installed in the pen body 12, and the electric power unit 121 may be a storage battery or a rechargeable battery, and on one hand, the electric power unit can supply power to the control circuit board 120 to provide the function of the stylus pen 1, and on the other hand, the electric power unit can be charged through the control circuit board 120. The control circuit board 120 is electrically connected to the charging module 2 through the end surface 11, so that the power unit 121 can be charged by external power.

As shown in fig. 4, the end cap 110 is provided with a first conductive member 111 at the center of the end surface 11, the first conductive member 111 has a first conductive surface 111a exposed on the end surface 11, and the end cap 110 is further provided with at least one second conductive member 112 surrounding the first conductive member 111 at intervals (i.e., there is a space between the first conductive member 111 and the second conductive member 112 surrounding the first conductive member), and may have a second conductive surface 112a formed in a continuous ring shape exposed on the end surface 11 (as shown in fig. 5). The end cap 110 is made of an insulating material, and the first conductive surface 111a corresponds to and provides electrical contact with the first contact portion 210 of the first electrode 21, and the second conductive surface 112a corresponds to and provides electrical contact with the second contact portion 221 of the second electrode 22; accordingly, when the stylus 1 is inserted into the insertion hole 202 of the charging module 2 through the end surface 11 thereof, the electrical contact can be achieved, so that the charging module 2 can charge the stylus 1. It is worth mentioning that: in the preferred embodiment of the present invention, the second conductive surface 112a protrudes from the first conductive surface 111 a; furthermore, the first conductive surface 111a is recessed into the end surface 11, and the second conductive surface 112a protrudes from the end surface 11.

In addition, as shown in fig. 1, 4 and 5, in order to provide a proper positioning effect when the stylus 1 is inserted into the insertion hole 202, the stylus 1 may be annularly provided with an annular groove 113 on the periphery of the end cap 110, the charging module 2 is provided with at least one positioning structure 24 at a corresponding position corresponding to the inner wall of the insertion hole 202, and the limiting structure 205 is assembled from the accommodating portion 200 toward the insertion hole 202, so that the positioning structure 24 can be limited by the limiting structure 205 and fixed at a position on the penetrating portion 201 corresponding to the annular groove 113, and includes a compression element 240 and a flange element 241 pushed by the compression element 240 toward the insertion hole 202, the flange element 241 has a body 242 partially having a semi-arc shape corresponding to the annular groove 113 and a protruding ring 243 protruding from the body 242 having a semi-arc-shaped surface; when the stylus 1 is inserted into the insertion hole 202, the compressing element 240 of the positioning structure 24 can push against the flange 241, so that the protruding ring 243 of the positioning structure cooperates with the annular groove 113 of the stylus 1 to provide a clamping function, so that the stylus 1 can be positioned in the insertion hole 202 of the charging module 2 to maintain the electrical contact state during charging.

Therefore, the touch control pen and the charging module thereof can be obtained through the structural composition.

Furthermore, as shown in fig. 6 and 7, in other possible application embodiments of the present invention, the charging module 2 may also be disposed on an electronic product 3, and the electronic product 3 may be a tablet computer or a notebook computer, or a similar device such as a mobile phone having a touch function or requiring a touch pen. The charging module 2 is disposed inside the electronic product 3, and the base 20 of the charging module 2 can be integrated with the housing or any part of the electronic product 3, and the insertion hole 202 is exposed on any surface of the electronic product 3 for the insertion of the touch pen 1. In addition, as shown in fig. 7, the charging circuit board 230 of the charging unit 23 of the present invention can be replaced with the host circuit board 30 of the electronic product 3, or the host circuit board 30 has a charging loop of the charging circuit board 230; that is, after the host circuit board 30 is integrated with the charging circuit, the stylus 1 can be charged through the charging module 2 by the power or power source of the electronic product 3 itself.

The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention as referred to in the present application is not limited to the embodiments with a specific combination of the above-mentioned features, but also covers other embodiments with any combination of the above-mentioned features or their equivalents without departing from the inventive concept. For example, the above features are interchangeable with technical features disclosed in this application (but not limited to) having similar functions.

Claims

1. An end face contact type charging module is used for being in contact with an end face of a touch control pen to perform charging; its characterized in that, this module of charging includes:

a seat body, which is provided with a containing part and an inserting hole communicated from the outside of the seat body to the inside of the containing part;

a first electrode disposed in the accommodating portion and having a first contact portion facing the insertion hole;

the second electrode is arranged in the accommodating part and is provided with an elastic piece and a second contact part which is propped against by the elastic piece, the second contact part faces the jack, and the elastic piece of the second electrode is arranged at the periphery of the first electrode in a spaced manner; and

a circuit board having a charging circuit, wherein the first and second electrodes are in electrical contact with the charging circuit of the charging circuit board; the first electrode and the second electrode face the jack from the lower part in the accommodating part, so that the end face of the touch pen is electrically contacted with the first contact part and the second contact part through the jack, and the touch pen is charged by the charging module.

2. The end-contact charging module of claim 1, wherein the housing has a penetrating portion formed on the receiving portion, and the insertion hole is formed on the penetrating portion to communicate with the receiving portion.

3. The end-contact charging module of claim 1, wherein the receiving portion has a position-limiting structure, and the position-limiting structure abuts against the second contact portion.

4. The end-contact charging module of claim 1, wherein the first electrode is formed by a rod-shaped conductor, and the first contact portion extends from a front end of the conductor to form a needle shape.

5. The end-contact charging module of claim 1, wherein the second contact portion has a through hole corresponding to the first contact portion.

6. The end-contact charging module of claim 1, wherein an insulating sleeve is disposed between the first electrode and the elastic member.

7. The end-contact charging module of claim 1, wherein the circuit board has a connector thereon, and the base has a hole therein corresponding to the connector.

8. The end-contact charging module of claim 1, wherein a carrying case is disposed under the base, the circuit board is stacked on the carrying case and assembled under the base, and the first and second electrodes are vertically disposed on the circuit board.

9. The end-contact charging module of claim 1, further comprising at least one positioning structure disposed on an inner wall of the receptacle and comprising a compression member and a flange member urged by the compression member toward the receptacle.

10. The end-contact charging module of claim 9, wherein the flange member has a body portion in an arc shape, and a projecting ring projecting from the body portion in an arc-shaped surface.

11. A stylus pen for use with the end-contact charging module of any one of claims 1-10; the touch control pen is characterized by comprising two end surfaces and a pen body which is connected between the two end surfaces in an extending mode, wherein a pressing part is arranged on one end surface, a first conductive piece penetrates through the other end surface, the first conductive piece is provided with a first conductive surface which is exposed on the other end surface, the other end surface is further provided with at least one second conductive piece which surrounds the first conductive piece at intervals, and the second conductive piece is provided with a second conductive surface which is exposed on the other end surface;

the first conductive surface is used for electrically connecting with the first contact part, and the second conductive surface is used for electrically contacting with the second contact part.

12. The touch pen of claim 11, wherein an end cap is disposed on the other end face, the end cap is made of an insulating material, and the other end face is formed on the end cap.

13. The stylus of claim 12, wherein the peripheral ring of the end cap defines an annular groove.

14. The touch pen of claim 11, wherein the first conductive member is located at the center of the other end surface, the first conductive surface is recessed into the other end surface, and the second conductive surface is protruded from the other end surface.

15. The touch pen of claim 11, wherein the first conductive member is located at the center of the other end surface, and the second conductive surface protrudes beyond the first conductive surface.