WO2021223456A1

WO2021223456A1 - Signal triggering device and wearable apparatus

Info

Publication number: WO2021223456A1
Application number: PCT/CN2020/141874
Authority: WO
Inventors: 程建全; 巨冰; 张永睿
Original assignee: 上海创功通讯技术有限公司
Priority date: 2020-05-06
Filing date: 2020-12-30
Publication date: 2021-11-11
Also published as: CN111580607A; CN111580607B

Abstract

A signal triggering device and a wearable apparatus, relating to the technical field of communication electronics. In the signal triggering device, a rotating part (10) comprises a driving member (101) and a rotating member (102); when the driving member (101) rotates, the rotating member (102) is driven to rotate; the rotating member (102) is divided into a first contact portion (1021) and a second contact portion (1022) that are conductive with each other; a first conductive contact (201) and a second conductive contact (202) which are spaced are provided in a signal circuit switch assembly (20), the first conductive contact (201) is conductive with the first contact portion (1021), and the second conductive contact (202) is intermittently conductive with the second contact portion (1022), so as to enable the entire signal triggering device to generate an intermittent conduction signal, so that the signal triggering device triggers corresponding control according to the intermittent conduction signal.

Description

Signal trigger device and wearable device

Cross-references to related applications

This application is filed based on a Chinese patent application with an application number of 202010373140.9 and an application date of May 6, 2020, and claims the priority of the Chinese patent application. The entire content of the Chinese patent application is hereby incorporated into this application by way of introduction.

Technical field

The embodiments of the present application relate to the field of communication electronics technology, and in particular to a signal trigger device and a wearable device equipped with the device.

Background technique

At present, smart wearable devices generally use screen control or button control. As the functions of smart wearable devices increase, the command input methods corresponding to each function also need to increase correspondingly. However, it is limited by the size of smart wearable devices. The space and screen area for setting buttons on the smart device are limited, and a more complicated way of commanding a combination of screen and buttons can only be set based on the existing method, which causes inconvenience in operation for actual users.

In order to solve the problem of user inconvenience, the crown device will be set as the command input unit, and the corresponding execution command will be obtained by analyzing the operation action of the crown to generate electrical signals. The common detection and analysis methods are: The head of the conductive base is equipped with a magnet or a light source emitting module. When the crown is rotated, the head of the conductive base rotates. During the rotation, the corresponding sensor will feel the change of the magnetic force or the reflected light, thereby generating an electrical signal. , In order to obtain the corresponding instruction according to the output electric signal.

The inventor found that in some situations at least the following problem exists: the use of the two methods of magneto-electric induction and photoelectric induction is susceptible to interference from the strong external magnetic field and light intensity, thereby affecting the operation process of the user.

Summary of the invention

The purpose of the embodiments of the present application is to provide a signal trigger device to improve the anti-interference ability of the signal trigger device.

In order to solve the above technical problem, the embodiment of the present application provides a signal triggering device, including: a rotating part and a signal circuit switch assembly; the rotating part includes a driving part and a rotating part, and the driving part is used to drive the rotation The component rotates, wherein the rotating component includes a first contact portion and a second contact portion, and the first contact portion is electrically connected to the second contact portion; the signal circuit switch assembly includes a first conductive contact piece and a second contact portion. Two conductive contact pieces, the first conductive contact piece and the second conductive contact piece are spaced apart, wherein the first conductive contact piece is electrically connected to the first contact portion, and the second conductive contact piece is connected to the The second contact portion is intermittently conductive.

The embodiment of the present application also provides a wearable device, including: a housing, a middle frame, and the above-mentioned signal trigger device of a tube; the middle frame is used to fix the housing; the tube is sleeved in the The middle frame is used to fix the driving part of the signal triggering device to form a relatively fixed position with the housing, wherein the rotating part of the signal triggering device can be relative to the housing through the driving part. Rotate.

In the embodiment of the present application, the rotating part includes a driving part and a rotating part. When the driving part rotates, it will drive the rotating part to rotate; the rotating part is divided into a conductive first contact part and a second contact part, so that the first contact part The first conductive contact piece and the second conductive contact piece are arranged in the signal circuit switch assembly, and the first conductive contact piece is connected to the first contact portion, and the second conductive contact piece is connected to the first contact portion. The contact piece and the second contact portion are intermittently conducted, so that the entire signal triggering device generates an intermittent conduction signal for the signal triggering device to trigger corresponding control according to the intermittent conduction signal. Compared with the generation of electrical signals through changes in magnetic force intensity or reflected light changes, the influence of the magnetic field and light intensity on the signal triggering device is eliminated, the anti-interference ability is stronger, and the user experience is better.

In addition, the first contact portion is made of a conductive body, the second contact portion includes a conductive body and an insulator, and the conductive body of the second contact portion and the insulator of the second contact portion extend along the second contact portion. The directions of rotation of are alternately distributed and respectively connected with the first contact portion; the conductor of the second contact portion and the insulator of the second contact portion alternately contact the second conductive contact piece. The first contact part is made of a conductor, the second contact part includes a conductor and an insulator, and the conductors and insulators in the second contact part are alternately distributed along the direction of rotation around the second contact part; making the conductor of the second contact part During the rotation, it alternately contacts with the second conductive contact piece to realize intermittent conduction between the first conductive contact piece and the second conductive contact piece.

In addition, the shape of the second contact portion is a cylinder; the second conductive contact piece is in contact with the side surface of the second contact portion. By setting the second contact portion as a cylinder and the second conductive contact piece is in contact with the side surface of the second contact portion, the distance between the second conductive contact piece and the axis of the second contact portion is always maintained during the rotation of the second contact portion Consistent, so that the second conductive contact piece is not easily deformed.

In addition, the shape of the first contact portion is a cylinder, and the axis of the first contact portion coincides with the axis of the second contact portion; the first conductive contact piece is in contact with the side surface of the first contact portion. By setting the first contact portion as a cylinder and the first conductive contact piece is in contact with the side surface of the first contact portion, during the rotation of the first contact portion, the distance between the first conductive contact piece and the axis of the first contact portion is always maintained Consistent, so that the first conductive contact piece is not easily deformed.

In addition, the conductive body of the second contact portion and the insulator of the second contact portion exposed on the side surface of the second contact portion have the same size and shape, and are evenly distributed on the side surface of the second contact portion . By arranging the conductor and insulator of the second contact part to be uniform on the side surface of the second contact part, the signal can be changed or triggered every time the second contact part rotates through a fixed angle, which is convenient for users to operate .

In addition, the signal circuit switch assembly further includes: an FPC signal circuit electrically connected to the first conductive contact piece and the second conductive contact piece; the first conductive contact piece includes an FPC signal circuit connected to the FPC signal circuit A first end and a second end contacting the first contact portion; the second conductive contact piece includes a first end connected to the FPC signal circuit and a second end contacting the second contact portion. By setting the signal circuit as an FPC signal circuit, it can be arranged arbitrarily according to the space layout requirements, achieving the integration of component assembly and wire connection, reducing the volume and weight of electronic products, and adapting to high-density, miniaturization and high reliability of electronic products. Direction development.

In addition, the first conductive contact piece and the second conductive contact piece are located on the same side of the rotating member. By limiting the positions of the first conductive member and the second conductive member to the same side of the rotating member, installation space can be saved.

In addition, the first conductive contact piece and the second conductive contact piece are both elastic members. By arranging the first conductive contact piece and the second conductive contact piece as elastic members, the first conductive contact piece and the second conductive contact piece have good impact resistance and fatigue resistance.

In addition, the signal trigger device further includes a main board; the main board is connected to the FPC signal circuit, and the main board is configured to select and execute a corresponding instruction according to the intermittent conduction signal generated by the signal circuit switch component. By setting the main board connected with the FPC signal circuit, the intermittent conduction signal can be executed by the main board.

Description of the drawings

One or more embodiments are exemplified by the pictures in the corresponding drawings. These exemplified descriptions do not constitute a limitation on the embodiments. The elements with the same reference numerals in the drawings are denoted as similar elements. Unless otherwise stated, the figures in the attached drawings do not constitute a scale limitation.

FIG. 1 is a schematic diagram of a cross-sectional structure of a signal triggering device according to a first embodiment of the present application;

2 is a schematic diagram of a partial structure of a rotating component in a signal trigger device according to the first embodiment of the present application;

Fig. 3 is a schematic diagram of a partial structure of a wearable device according to a second embodiment of the present application;

Fig. 4 is a schematic partial cross-sectional structure diagram of a wearable device according to a second embodiment of the present application.

Detailed ways

In order to make the objectives, technical solutions, and advantages of the embodiments of the present application clearer, the various embodiments of the present application will be described in detail below with reference to the accompanying drawings. However, those of ordinary skill in the art can understand that in each embodiment of the present application, many technical details are proposed in order to enable readers to better understand the present application. However, even without these technical details and various changes and modifications based on the following embodiments, the technical solution claimed in this application can be realized. The following divisions of the various embodiments are for convenience of description, and should not constitute any limitation on the specific implementation manners of the present application, and the various embodiments may be combined with each other without contradiction.

The first embodiment of the present application relates to a signal trigger device, as shown in FIG. 1 and FIG. 2, including: a rotating part 10 and a signal circuit switch assembly 20.

In an example, the rotating part 10 includes a driving part 101 and a rotating part 102. The driving part 101 is used to drive the rotating part 102 to rotate. The rotating part 102 includes a first contact portion 1021 and a second contact portion 1022. The first contact portion 1021 is connected to the second contact portion 1022; the signal circuit switch assembly 20 includes a first conductive contact piece 201 and a second conductive contact piece 202. The first conductive contact piece 201 and the second conductive contact piece 202 are spaced apart, wherein the first The conductive contact piece 201 is connected to the first contact portion 1021, and the second conductive contact piece 202 is connected to the second contact portion 1022 intermittently.

In an example, the first contact portion 1021 is made of a conductor, the second contact portion 1022 includes a conductor and an insulator, the conductor of the second contact portion 1022 and the insulator of the second contact portion 1022 rotate along the second contact portion 1022 The directions are alternately distributed and connected to the first contact portion 1021 respectively; the conductor of the second contact portion 1022 and the insulator of the second contact portion 1022 alternately contact the second conductive contact piece 202. By alternately distributing the conductors and insulators in the second contact portion 1022 in the direction of rotation around the second contact portion 1022; so that the conductors of the second contact portion 1022 alternately contact the second conductive contact piece 202 during the rotation process, to achieve The first conductive contact piece 201 and the second conductive contact piece 202 are intermittently conducted.

In an example, the shape of the second contact portion 1022 is a cylinder; the second conductive contact piece 202 is in contact with the side surface of the second contact portion 1022. In other examples, the second conductive contact piece 202 may be in contact with the circular bottom surface of the second contact portion 1022 away from the first contact portion 1021, as long as the intermittent conduction between the second contact portion 1022 and the second conductive contact piece 202 can be achieved. Just pass.

In this embodiment, by setting the second contact portion 1022 as a cylinder, and the second conductive contact piece 202 is in contact with the side surface of the second contact portion 1022, during the rotation of the second contact portion 1022, the second conductive contact piece 202 The distance from the axis of the second contact portion 1022 is always consistent, so that the second conductive contact piece 2022 is not easily deformed.

As shown in Figure 2, from the circular bottom surface of the second contact portion 1022, the insulator of the second contact portion 1022 is in the shape of a "cross", and the conductor of the second contact portion 1022 is filled in the blank of the "cross" shape. Position so that the insulators and conductors of the second contact portion 1022 are alternately distributed on the side surface of the second contact portion 1022. In practical applications, the positional relationship between the insulator and the conductor of the second contact portion can be changed, that is, the conductor of the second contact portion 1022 is in the shape of "cross", and the insulator of the second contact portion 1022 is filled in the shape of "cross". For the blank part, as long as the insulators and conductors of the second contact portion 1022 are alternately distributed on the side surface of the second contact portion 1022, this embodiment is not specifically limited.

In an example, the shape of the first contact portion 1021 is a cylinder, and the axes of the first contact portion 1021 and the second contact portion 1022 coincide; the first conductive contact piece 201 is in contact with the side surface of the first contact portion 1021. By setting the first contact portion 1021 as a cylinder, and the first conductive contact piece 201 is in contact with the side surface of the first contact portion 1021, during the rotation of the first contact portion 1021, the first conductive contact piece 201 is in contact with the first contact portion 1021. The distance of the axis of 1021 is always the same, so that the first conductive contact piece 201 is not easily deformed.

In practical applications, the shape of the first contact portion 1021 and the second contact portion 1022 can also be a rectangular parallelepiped or a cube, etc.; and the size of the first contact portion 1021 can also be larger than the second contact portion 1022, or it can be larger than the second contact portion 1022. The size and shape of the first contact portion 1021 and the second contact portion 1022 can be set according to actual needs.

In an example, the conductor of the first contact portion 1021 and the conductor of the second contact portion 1022 may be integrally formed or spliced. In this embodiment, the conductor of the first contact portion 1021 and the conductor of the second contact portion 1022 may be formed integrally. The conductors of the contact portion 1022 are integrally formed, which can ensure that the conductors of the first contact portion 1021 and the second contact portion 1022 are completely conductive, and eliminate the first contact portion 1021 and the second contact portion 1021 and the second contact portion 1021 caused by splicing. The connection of the contact portion 1022 is unstable.

In an example, the conductive body of the second contact portion 1022 and the insulator body of the second contact portion 1022 exposed on the side surface of the second contact portion 1022 have the same size and shape, and are evenly distributed on the side surface of the second contact portion 1022. By arranging the conductors and insulators of the second contact portion 1022 to be uniform on the side surface of the second contact portion 1022, signal conversion or triggering can be realized every time the second contact portion 1022 rotates through a fixed angle, It is convenient for users to operate.

In an example, the signal circuit switch assembly 20 further includes: an FPC (flexible printed circuit board) signal circuit 203 electrically connected to the first conductive contact piece 201 and the second conductive contact piece 202; The first end connected to the signal circuit 203 and the second end contacting the first contact portion 1021; the second conductive contact 202 includes a first end connected to the FPC signal circuit 203 and a second end contacting the second contact portion 1022 . By setting the signal circuit as an FPC signal circuit, it can be arranged arbitrarily according to the space layout requirements, achieving the integration of component assembly and wire connection, reducing the volume and weight of electronic products, and adapting to high-density, miniaturization and high reliability of electronic products. Direction development.

It should be noted that the first conductive contact piece 201 and the second conductive contact piece 202 can be set to be located on the same side or different sides of the rotating member 10. In this embodiment, the first conductive contact piece 201 and the second conductive contact piece 202 are arranged on the same side of the rotating member 10, thereby saving installation space and meeting the miniaturization design requirements of smart wearable devices. In a specific smart wearable device that is not sensitive to miniaturization design requirements, the first conductive contact piece 201 and the second conductive contact piece 202 can be arranged on different sides of the rotating member 10, so that the first conductive contact piece 201 and the second conductive contact piece 201 Since the two conductive contact pieces 202 are far apart, it is convenient to assemble, which reduces the difficulty of production and improves the manufacturing efficiency and assembly yield of the product.

In an example, the first conductive contact piece 201 and the second conductive contact piece 202 are both elastic members. By arranging the first conductive contact piece 201 and the second conductive contact piece 202 as elastic members, the first conductive contact piece 201 and the second conductive contact piece 202 have good impact resistance and fatigue resistance.

In an example, the signal trigger device further includes a main board (not shown in the figure); the main board is connected to the FPC signal circuit 203, and the main board is used to select and execute the corresponding instruction according to the intermittent conduction signal generated by the signal circuit switch assembly 20.

In practical applications, the driving part 101 includes a hand-held part 1011 and a transmission part 1012. The rotating part 102 is connected to the hand-held part 1011 via the transmission part 1012; the transmission part 1012 includes a rotating shaft connecting the hand-held part 1011 and the rotating part 102 through A rotating shaft is provided in the transmission part 1012, which has a simple structure and is convenient for manufacturing.

In this embodiment, the rotating part 10 includes a driving part 101 and a rotating part 102. When the driving part 101 rotates, it will drive the rotating part 102 to rotate; the rotating part is divided into a conductive first contact portion 1021 and a second contact portion 1022. , So that the first contact portion 1021 and the second contact portion 1022 are always in a conductive state; and the signal circuit switch assembly 20 is provided with a first conductive contact piece 201 and a second conductive contact piece 202 spaced apart, and the first conductive contact piece 201 conducts with the first contact portion 1021, and the second conductive contact piece 202 conducts with the second contact portion 1022 intermittently, so that the entire signal trigger device generates an intermittent conduction signal for the signal trigger device to conduct intermittent conduction The signal triggers the corresponding control. Compared with the generation of electrical signals through changes in magnetic force intensity or reflected light changes, the influence of the magnetic field and light intensity on the signal triggering device is eliminated, the anti-interference ability is stronger, and the user experience is better.

The second embodiment of the present application relates to a wearable device, as shown in FIG. 3 and FIG. 4, including: a housing (not shown in the figure), a tube 30, a middle frame 40 and the signal trigger device of the first embodiment.

In one example, the middle frame 40 is used to fix the housing (not shown in the figure); the tubing 30 is sleeved on the middle frame 40 and used to fix the driving part 101 of the signal trigger device to the housing (not shown in the figure) A relatively fixed position is formed, wherein the rotating member 10 of the signal trigger device can be rotated relative to the housing by the driving part 101.

In this embodiment, by using the signal trigger device in the first embodiment, compared to the electrical signal generated by the change of magnetic force or reflected light, the influence of the magnetic field and light intensity on the adjustment of the wearable device is eliminated, and the anti-interference ability is Stronger, better user experience.

A person of ordinary skill in the art can understand that the above-mentioned embodiments are specific embodiments for realizing the present application, and in practical applications, various changes can be made to them in form and details without departing from the spirit and spirit of the present application. Scope.

Claims

A signal triggering device, including: a rotating part and a signal circuit switch assembly;

The rotating member includes a driving component and a rotating component, and the driving component is used to drive the rotating component to rotate, wherein the rotating component includes a first contact portion and a second contact portion, and the first contact portion is connected to the The second contact part is conductive;

The signal circuit switch assembly includes a first conductive contact piece and a second conductive contact piece. The first conductive contact piece and the second conductive contact piece are spaced apart, wherein the first conductive contact piece and the A contact portion is conductive, and the second conductive contact piece is intermittently conductive with the second contact portion.
The signal trigger device according to claim 1, wherein the first contact part is made of a conductor, the second contact part includes a conductor and an insulator, and the conductor of the second contact part and the second The insulators of the contact portion are alternately distributed along the rotation direction of the second contact portion, and are respectively connected to the first contact portion;

The conductor of the second contact portion and the insulator of the second contact portion alternately contact the second conductive contact piece.
3. The signal trigger device according to claim 2, wherein the shape of the second contact portion is a cylinder; the second conductive contact piece is in contact with the side surface of the second contact portion.
The signal trigger device according to claim 3, wherein the shape of the first contact portion is a cylinder, and the axis of the first contact portion coincides with the axis of the second contact portion; The side surface of the first contact part is in contact.
The signal trigger device according to claim 3, wherein the conductive body of the second contact portion and the insulator body of the second contact portion exposed on the side surface of the second contact portion have the same size, shape, and uniform distribution On the side of the second contact part.
The signal trigger device according to any one of claims 1 to 5, wherein the signal circuit switch assembly further comprises: an FPC signal circuit electrically connected to the first conductive contact piece and the second conductive contact piece ；

The first conductive contact piece includes a first end connected to the FPC signal circuit and a second end contacting the first contact portion;

The second conductive contact piece includes a first end connected to the FPC signal circuit and a second end contacting the second contact portion.
The signal trigger device according to claim 6, wherein the first conductive contact piece and the second conductive contact piece are located on the same side of the rotating member.
The signal trigger device according to claim 6, wherein the first conductive contact piece and the second conductive contact piece are both elastic members.
The signal trigger device according to claim 6, wherein the signal trigger device further comprises a main board; the main board is connected to the FPC signal circuit, and the main board is used for intermittent conduction generated by the signal circuit switch assembly. Pass the signal to select the corresponding command and execute it.
A wearable device, comprising: a housing, a middle frame, a tube, and the signal trigger device according to any one of claims 1 to 9;

The middle frame is used to fix the housing;

The tubing is sleeved on the middle frame and used to fix the driving part of the signal triggering device to form a relatively fixed position with the housing, wherein the rotating part of the signal triggering device can pass through the The driving part rotates relative to the housing.