WO2019127055A1 - Electronic device having external connection function and external connection type functional component thereof - Google Patents

Abstract

An electronic device (20) having an external connection function and an external connection type functional component (10) thereof. The external connection type functional component (10) comprises a main casing (11), a control circuit board (12), a function button (13), a conductive element (14) and a fixing member (15), wherein the control circuit board (12) is fixed at one side of the main casing (11); the function button (13) and the conductive element (14) are respectively connected to the two sides of the control circuit board (12), and the function button (13) is exposed to the other side of the main casing (11); the main casing (11) is provided with a mounting area, the fixing member (15) may be disposed at the mounting area of the main casing (11), and the main casing (11) is mounted and fixed to the electronic device (20). Therefore, the stability of the communication connection between the electronic device and the external connection type functional component may be ensured, thereby improving the user experience.

Description

Electronic device with external function and its external functional component

[Technical Field]

The utility model relates to the technical field of electronic terminals, in particular to an electronic device with an external function and an external functional component thereof.

 【Background technique】

The appearance of existing electronic devices generally tends to be lighter and thinner, and the volume and thickness thereof are becoming smaller. The increasingly slim shape and the outer casing make the electronic device unable to set a sufficient number of function buttons, and are also very in use. It is difficult to ensure that the user operates the function buttons smoothly. Based on this, the industry will allow electronic devices to expand functionality by connecting external components.

At present, there are two ways to realize the expansion of functions of electronic devices: the wire control mode, that is, the connection between the external component and the electronic device through the wire; the wireless mode, that is, the wireless component such as Bluetooth, infrared, etc. realizes the external component and the electronic The connection between devices. However, the wire used in the wire control method must be fixed on the electronic device, which easily affects the user's operation on the electronic device, and the use experience is poor. The wireless mode must rely on a dedicated wireless communication line, and in order to ensure the continuity of the wireless connection, the external component must have a built-in power supply, and the power supply needs to be recharged after a period of use, which also affects the use experience, and the transmission of the wireless communication signal. It is also susceptible to environmental interference and affects the stability of the communication connection.

 [Summary of the Invention]

In view of this, the present invention provides an electronic device having an external function and an external functional component thereof, which can ensure the stability of the communication connection between the electronic device and the external functional component, and improve the user experience.

An external functional component according to an embodiment of the present invention includes a main casing, a control circuit board, a function button, a conductive component, and a fixing member. The control circuit board is fixed to one side of the main casing, and the function button and the conductive component are respectively connected to Controlling both sides of the circuit board, and the function button is exposed on the other side of the main casing, the main casing is provided with a mounting area, the fixing member can be disposed in the mounting area of the main casing, and the main casing is mounted and fixed on the electronic device on.

An electronic device having an external function according to an embodiment of the present invention includes an apparatus body and the external connection function component detachably connected to the apparatus body.

Advantageous Effects: The utility model realizes the fixing between the electronic device and the external functional component through the fixing component, and realizes the communication connection between the electronic device and the external functional component through the conductive component, compared with the wire control mode, the probe connection It does not affect the user's operation on the electronic device, and can improve the user's experience. Compared with the wireless mode, the probe connection does not require the built-in power supply of the external function component, which can save the user's charging operation and further improve the user experience. And the probe connection is a physical contact, and the communication signal is free from environmental interference, thereby ensuring the stability of the communication connection between the electronic device and the external functional component.

 [Description of the Drawings]

1 is a schematic exploded view of an embodiment of an external functional component of the present invention;

2 is a first perspective view of the external functional component shown in FIG. 1;

3 is a second perspective view of the external functional component shown in FIG. 1;

4 is a schematic exploded view showing another embodiment of the external functional component of the present invention;

FIG. 5 is a schematic structural view of an embodiment of an electronic device with an external function according to the present invention.

【Detailed ways】

The technical solutions of the various exemplary embodiments provided by the present invention will be clearly and completely described in the following with reference to the accompanying drawings. The technical features in the following embodiments and examples can be combined with each other without conflict. In addition, the directional terms used in the present invention, such as "upper" and "lower", are used to better describe the various embodiments and are not intended to limit the scope of the present invention.

Referring to FIG. 1 , FIG. 2 and FIG. 3 , an external functional component 10 is detachably connected to an electronic device according to an embodiment of the present invention. As shown in FIG. 5, the electronic device 20 is preset with a fitting interface 21, which may be a groove, and a plurality of terminal interfaces (also referred to as function feed points) 22 and a fixing structure 23 are disposed at the bottom thereof. The operating system of the electronic device 20 supports an external function, and can directly define the functions that the external functional component 10 can implement when the external functional component 10 is externally connected. Moreover, the operating system of the electronic device 20 supports the hot plug operation of the accessory interface 21 to avoid disassembly and connection of the external functional component 10 in the normal operating state of the operating system, which may affect the normal operation of the electronic device 20.

The external functional component 10 serves as a functional expansion component of the electronic device 20, and includes a main casing 11, a control circuit board 12, function buttons 13, a conductive member 14, and a fixing member 15.

The main casing 11 includes a top plate 111 and a side wall 112 fixed to the top plate 111. As shown in FIGS. 1 to 3, the side wall 112 may have an elliptical shape as viewed in a direction perpendicular to the direction of the top plate 111. The side wall 112 and the top plate 111 form an accommodation space having an opening on one side. In a practical application scenario, the main housing 11 may be an integrally formed structural member. Of course, the main housing 11 can also be a split assembly. When the external functional component 10 is fixedly connected to the electronic device, the user can open the top plate 111 and operate the components in the accommodating space.

The control circuit board 12 is received in the accommodating space of the main casing 11 and is relatively fixed to the main casing 11. Specifically, the control circuit board 12 can be covered and fixed at the opening of the accommodating space. In other embodiments, the control circuit board 12 may be directly fixed to the inner side of the top plate 111 of the main casing 11, or to the plate body 121 shown in the drawing. The plate body 121 is covered and fixed to the opening of the accommodating space, and the plate body 121 is provided with a through hole for allowing the conductive member 14 and the fixing member 15 to penetrate. In a practical application scenario, the control circuit board 12 includes but is not limited to PCBA (Printed One of circuit board assembly, printed circuit board assembly, FPC (Flexible Printed Circuit).

The function button 13 and the conductive member 14 are respectively connected to both sides of the control circuit board 12. The function button 13 is fixed to the outer side of the control circuit board 12 through the force-electric conduction member 131, and is exposed on the other side of the main casing 11 through the button opening reserved by the top plate 111. The function button 13 of the present invention can be For the circular physical button shown in FIG. 1 and FIG. 2, it can also be the PTT (Push) shown in FIG. To Talk, press the button. The conductive element 14 is disposed on the inner side of the control circuit board 12, which may be a Pogo pin or a conductive spring.

The fixing member 15 includes, but is not limited to, at least one of a screw, a buckle, and an elastic member having an interference fit function, depending on the structural design of the fixing structure 23 of the electronic device 20. For example, if the fixing structure 23 of the electronic device 20 is a threaded hole having a thread inside, the fixing member 15 may be a screw having an outer surface having a thread. For example, if the fixing structure 23 of the electronic device 20 is a mounting hole with a smooth inner wall, the fixing member 15 may be an elastic member having a radial dimension larger than a radial dimension of the mounting hole, and the elastic member and the mounting hole are interference-fitted to be externally connected. The functional component 10 is secured to the accessory interface 21 of the electronic device 20.

As shown in FIG. 1 to FIG. 5, the fixing member 15 can be inserted into the through hole 113 formed in the mounting area of the main casing 11, and cooperate with the fixing structure 23 of the electronic device 20, thereby connecting the external functional component 10 It is fixed to the accessory interface 21 reserved by the electronic device 20. At this time, the conductive element 14 is in conductive contact with the terminal interface 22 reserved by the electronic device 20, and the user can issue an operation command by pressing the function button 13, and the control circuit board 12 generates a control electrical signal (communication signal) according to the operation command, and passes The conductive element 14 and the terminal interface 22 transmit control electrical signals to the processor of the electronic device 20, thereby enabling corresponding functional expansion.

In this embodiment, the fixing between the electronic device 20 and the external functional component 10 is realized by the fixing member 15, and the communication connection between the two is realized by the conductive component 14. Compared with the wire control mode, the probe connection does not affect the user. The operation of the electronic device 20 can improve the user experience, and the probe connection does not require the built-in power supply of the external function component 10 compared to the wireless mode, the charging operation can be omitted, the user experience is further improved, and the probe connection is improved. It is a physical contact, and the communication signal is not easily disturbed by the environment, so that the stability of the communication connection between the external functional component 10 and the electronic device 20 can be ensured.

In this embodiment, the transmission manner of each type of communication signal between the conductive element 14 and the terminal interface 22 of the electronic device 20 includes but is not limited to the following:

The conductive element 14 can include a first probe, a second probe, and a third probe, and correspondingly, the terminal interface 22 includes a first terminal interface, a second terminal interface, and a third terminal interface. The first terminal interface may be a control electrical signal transmission interface, the second terminal interface may be an external detection (ID_Detect) interface, and the third terminal interface may be a power (Power) interface.

When the external functional component 10 is connected to the electronic device 20, the third probe is interfaced with the third terminal, and the external functional component 10 receives electrical energy from the electronic device 20.

The second probe is connected to the second terminal, and the electronic device 20 determines whether the external functional component 10 is externally connected according to the level state of the second terminal interface. Specifically, the external functional component 10 sends a feedback signal to the electronic device 20 through the second probe, so that the electronic device 20 determines whether it is externally connected to the external functional component 10 according to the feedback signal. The feedback signal is essentially an electrical signal that includes a high level signal and a low level signal. If the electronic device 20 detects that the feedback signal of the second terminal interface is a high level signal, it indicates that the external functional component 10 is externally connected; if the electronic device 20 detects that the feedback signal of the second terminal interface is a low level signal, Indicates that the external functional component 10 is not currently connected.

The first probe is interfaced with the first terminal, and the external functional component 10 transmits a communication signal to the electronic device 20 through the first terminal interface, and the electronic device 20 performs a corresponding operation.

It should be understood that when the external functional component 10 and the electronic device 20 are connected, the three probes are not limited to be connected to the three terminals, and other configurations may be provided.

In addition, please continue to refer to 3, the side of the external functional component 10 adjacent to the electronic device 20 may be provided with a waterproof seal 16, such as a waterproof rubber ring, so that when the external functional component 10 and the electronic device 20 are fixedly connected, both The waterproof function between the two ensures that the electronic components of the fixed connection area work properly. Further, the mounting area of the main housing 11 for inserting the fixing member 15 is located outside the area where the accommodating space is located, and the two areas can be isolated from each other to prevent substances such as water and the like from short-circuiting of the electronic components from entering the mounting area. The control circuit board 12 and the accommodating space where the conductive element 14 is located.

In the above embodiment, the electronic device 20 may be a portable electronic product such as a walkie-talkie, or may be a wearable device that is worn on a limb or embedded in a garment or an accessory.

The utility model also provides an electronic device with an external function, comprising an equipment body and an external functional component detachably connected to the device body. The device body is equivalent to the electronic device 20, and as shown in FIG. 5, the depth of the accessory interface 21 of the device body may be greater than or equal to the thickness of the external functional component, so that the external functional component is completely placed therein, and further Waterproof function. The external functional component may be the external functional component 10 of the above embodiment, and thus has the same advantageous effects.

The above is only an embodiment of the present invention, and thus does not limit the scope of the patent of the present invention, and the equivalent structure or equivalent flow transformation made by the contents of the specification and the drawings, for example, the technical features between the embodiments. Combination with each other, or directly or indirectly, in other related technical fields, is equally included in the scope of patent protection of the present invention.

Claims (17)

1. An external functional component, wherein the external functional component comprises a main casing, a control circuit board, a function button, a conductive component and a fixing member, and the control circuit board is fixed to one side of the main casing, The function button and the conductive element are respectively connected to two sides of the control circuit board, and the function button is exposed on the other side of the main casing, and the main casing is provided with a mounting area, the fixing A piece may be disposed on a mounting area of the main housing, and the main housing is mounted and fixed on the electronic device.
2. The external functional component according to claim 1, wherein the fixing member comprises at least one of a screw, a buckle, and an elastic member having an interference fit function.
3. The external functional component according to claim 1, wherein the mounting area of the main casing is provided with a through hole for inserting the fixing member.
4. The external functional component according to claim 1, wherein the main casing comprises a top plate and a side wall fixed to the top plate, the side wall and the top plate form an accommodating space, and the control circuit The plate and the conductive element are disposed in the accommodating space.
5. The external functional component according to claim 4, wherein the mounting area is located outside the area where the accommodating space is located, and the two areas are isolated from each other.
6. The external functional component of claim 4 wherein the primary housing is an integrally formed structural member.
7. The external functional component according to claim 1, wherein a side of the main casing adjacent to the electronic device is provided with a waterproof seal.
8. The external functional component according to claim 1, wherein the conductive component is a pogo pin or a conductive elastic.
9. An electronic device having an external function, wherein the electronic device includes an apparatus body and an external functional component detachably coupled to the apparatus body, the external functional component including a main housing, a control circuit board, and a function button a conductive circuit and a fixing member, the control circuit board is fixed to one side of the main casing, the function button and the conductive element are respectively connected to two sides of the control circuit board, and the function button is exposed On the other side of the main casing, the main casing is provided with a mounting area, the fixing member can be disposed on the mounting area of the main casing, and the main casing is mounted and fixed on the electronic device. .
10. The electronic device according to claim 9, wherein the device body is provided with a recess for accommodating the external functional component, and the depth of the groove is greater than or equal to a thickness of the external functional component.
11. The electronic device of claim 9, wherein the fixing member comprises at least one of a screw, a buckle, and an elastic member having an interference fit function.
12. The electronic device according to claim 9, wherein the mounting area of the main casing is provided with a through hole for inserting the fixing member.
13. The electronic device according to claim 9, wherein the main casing comprises a top plate and a side wall fixed to the top plate, the side wall and the top plate form an accommodating space, the control circuit board and The conductive element is disposed in the accommodating space.
14. The electronic device according to claim 9, wherein the mounting area is located outside the area where the accommodating space is located, and the two areas are isolated from each other.
15. The electronic device of claim 14 wherein said main housing is an integrally formed structural member.
16. The electronic device of claim 9, wherein the main casing is provided with a waterproof seal adjacent to a side of the electronic device.
17. The electronic device of claim 9, wherein the conductive element is a pogo pin or a conductive spring.