CN110547559A

CN110547559A - Connecting chain link, watchband and wearing equipment thereof

Info

Publication number: CN110547559A
Application number: CN201810551071.9A
Authority: CN
Inventors: 李盼
Original assignee: Nubia Technology Co Ltd
Current assignee: Nubia Technology Co Ltd
Priority date: 2018-05-31
Filing date: 2018-05-31
Publication date: 2019-12-10

Abstract

The invention discloses a connecting chain link, a watchband and wearing equipment thereof, wherein the connecting chain link comprises a chain link body and a supporting piece, the upwards extending end parts of two sides of the chain link body are respectively provided with a corresponding first connecting part and a corresponding second connecting part, and the chain link body, the first connecting part and the second connecting part form a U-shaped structure; the supporting piece is located in the middle of the U-shaped structure, two ends of the supporting piece are connected with the first connecting portion and the second connecting portion respectively, and an accommodating cavity is formed between the chain link body and the supporting piece. The watchband formed by the novel connecting chain links provided by the invention can be well adapted to flexible screen wearable equipment, the deformation degree of the watchband is controllable, the watchband can prevent reverse folding and distortion, the watchband can be well adapted to the hand shape of a user, and excellent user experience is provided. On the other hand, the connecting chain link can be integrally formed by adopting the process of powder metallurgy or wire cutting plus local CNC machining, so that the wearing equipment is low in cost.

Description

Connecting chain link, watchband and wearing equipment thereof

Technical Field

The invention relates to the technical field of terminals, in particular to a connecting chain link, a watchband and wearing equipment thereof.

Background

With the development of science and technology, wearable devices with functions of sports, sleeping, heart rate monitoring, traffic, payment, reminding and the like gradually become the standard allocation of modern people.

In the correlation technique, the watchband of adaptation in wearable equipment adopts silica gel cover or hinge type watchband. On the premise that the flexible screen technology is well developed and broken through, the characteristics of low power consumption and flexibility are suitable for any wearable device, and very brilliant experience is brought to a user. Present wearing formula equipment is at the in-process that develops to the folding orientation of flexible, has also proposed higher requirement to the watchband of adaptation in wearing formula equipment, and the flexible screen of adaptation in wearing formula equipment that current silica gel cover or hinge type watchband can not be fine, and on the other hand requires the watchband of adaptation in flexible screen wearing formula equipment to adapt to user's hand type in order to bring splendid experience for the user.

Disclosure of Invention

The invention aims to solve the technical problem that a silica gel sleeve or a hinge type watchband in the related technology cannot be well adapted to a flexible screen of wearable equipment and adapts to the hand shape of a user, so that a connecting chain link, the watchband and the wearable equipment are provided.

In order to solve the above-mentioned technical problem, the present invention provides a connecting link, comprising: the chain link comprises a chain link body and a supporting piece, wherein the end parts extending upwards at two sides of the chain link body are respectively provided with a corresponding first connecting part and a corresponding second connecting part, and the chain link body, the first connecting part and the second connecting part form a U-shaped structure;

The supporting piece is located in the middle of the U-shaped structure, two ends of the supporting piece are connected with the first connecting portion and the second connecting portion respectively, and an accommodating cavity is formed between the chain link body and the supporting piece.

Furthermore, two ends of the first connecting part are respectively provided with a first pin hole, and two ends of the second connecting part are respectively provided with a second pin hole corresponding to the first pin hole;

The connecting chain link is movably connected with the adjacent connecting chain link through the first pin hole, the second pin hole and the pin.

Furthermore, a first concave platform is arranged at one end of the outer side of the first connecting part, the first concave platform is formed by inwards concave from the first connecting part to the inner side of the first connecting part, and a second concave platform corresponding to the first concave platform is arranged at one end of the outer side of the second connecting part; when the connecting link is assembled with an adjacent connecting link, the outer other end of the first connecting portion is fitted in the first concave land of the adjacent connecting link, and the outer other end of the second connecting portion is fitted in the second concave land of the adjacent connecting link.

Furthermore, a first inner arc end surface is formed in the middle of the first concave platform and the first connecting part, and a first outer arc end surface matched with the first inner arc end surface is arranged at the end part, opposite to the first concave platform, of the first connecting part;

A second inner arc end face corresponding to the first concave table is formed in the middle of the second concave table and the second connecting portion, and a second outer arc end face which is matched with the second inner arc end face and corresponds to the first outer arc end face is arranged at the end portion, opposite to the second concave table, of the second connecting portion.

Furthermore, a first limiting bulge is arranged on the inner side of the first connecting part, and a second limiting bulge corresponding to the first limiting bulge is arranged on the inner side of the second connecting part.

Furthermore, a first limit opening matched with the first limit bulge is formed in the edge of the first concave table, and a second limit opening corresponding to the first limit opening and matched with the second limit bulge is formed in the second concave table; the size of the first limiting opening is larger than that of the first limiting protrusion, and the size of the second limiting opening is larger than that of the second limiting protrusion.

When the connecting chain link is assembled with the adjacent connecting chain link, the first limiting bulge of the connecting chain link is embedded into the first limiting opening of the adjacent connecting chain link, and the second limiting bulge of the connecting chain link is embedded into the second limiting opening of the adjacent connecting chain link, so that the limiting between the connecting chain link and the adjacent connecting chain link is realized.

Further, in a first state, the upper end surface of the first limiting opening is abutted with the upper end surface of the first limiting protrusion of the adjacent connecting link, and the upper end surface of the second limiting opening is abutted with the upper end surface of the second limiting protrusion of the adjacent connecting link; and/or, in a second state, the lower end surface of the first limiting opening is abutted against the upper end surface of the first limiting protrusion of the adjacent connecting chain link, and the lower end surface of the second limiting opening is abutted against the lower end surface of the second limiting protrusion of the adjacent connecting chain link.

Furthermore, a first clamping groove with an upward opening is formed between the supporting piece and the end part of the first limiting protrusion and the end part of the first connecting part corresponding to the first concave table, and a second clamping groove corresponding to the first clamping groove is formed between the supporting piece and the end part of the second limiting protrusion and the end part of the second connecting part corresponding to the second concave table.

Furthermore, the first clamping groove opening and the second clamping groove opening are respectively provided with a clamping protrusion.

Furthermore, an open slot is arranged on the upper end surface of the supporting piece.

Further, the present invention also provides a watch band, comprising: the connecting chain links are movably connected through the pins.

Further, the present invention also provides a wearable device, comprising: watchband and flexible display screen, the watchband includes above-mentioned watchband, flexible display screen is fixed on the watchband.

Has the advantages that:

the invention provides a connecting chain link, a watchband and wearing equipment thereof, wherein the connecting chain link comprises a chain link body and a supporting piece, the upwards extending end parts of two sides of the chain link body are respectively provided with a corresponding first connecting part and a corresponding second connecting part, and the chain link body, the first connecting part and the second connecting part form a U-shaped structure; the supporting piece is located in the middle of the U-shaped structure, two ends of the supporting piece are connected with the first connecting portion and the second connecting portion respectively, and an accommodating cavity is formed between the chain link body and the supporting piece. The watchband formed by the novel connecting chain links provided by the invention can be well adapted to flexible screen wearable equipment, the deformation degree of the watchband is controllable, the watchband can be prevented from being folded and twisted, the watchband can be well adapted to hand shapes of various users, and excellent user experience is provided. On the other hand, the connecting chain link can be integrally formed by adopting the process of powder metallurgy or wire cutting plus local CNC machining, so that the obtained wearing equipment is low in cost.

Drawings

The invention will be further described with reference to the accompanying drawings and examples, in which:

FIG. 1 is a schematic structural diagram of a further bracelet for implementing various embodiments of the invention;

Fig. 2 is a schematic view of a wireless communication system of the bracelet shown in fig. 1;

FIG. 3 is a schematic structural view of a connecting link according to an embodiment of the present invention;

FIG. 4 is a cross-sectional view of a connecting link according to an embodiment of the present invention;

FIG. 5 is a schematic view of a watch band with links according to an embodiment of the present invention in a first state;

FIG. 6 is a schematic view of a second state of a band constructed by connecting links according to an embodiment of the present invention;

FIG. 7 is a bottom view of the connecting link provided in FIG. 5;

fig. 8 is a schematic structural diagram of a wearable device according to an embodiment of the present invention.

Detailed Description

It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the following description, suffixes such as "module", "component", or "unit" used to denote elements are used only for facilitating the explanation of the present invention, and have no specific meaning in itself. Thus, "module", "component" or "unit" may be used mixedly.

The wearable device of the present invention may be a terminal having a bendable characteristic, the display screen of the wearable device may be a flexible screen, and the wearable device of the present invention may be implemented in various forms. For example, the wearable device described in the present invention may be a wearable device such as a mobile phone, a Portable Media Player (PMP), a navigation device, a smart band, and the like.

In the following description, a bracelet will be exemplified, and it will be understood by those skilled in the art that the construction according to the embodiment of the present invention can be applied to a fixed type terminal, in addition to elements particularly used for moving purposes.

Please refer to fig. 1, which is a schematic diagram of a hardware structure of a bracelet according to embodiments of the present invention, wherein the bracelet 100 may include: RF (Radio Frequency) unit 101, WiFi module 102, audio output unit 103, a/V (audio/video) input unit 104, sensor 105, display unit 106, user input unit 107, interface unit 108, memory 109, processor 110, and power supply 111. Those skilled in the art will appreciate that the bracelet structure shown in fig. 1 does not constitute a limitation of the bracelet, which may include more or fewer components than shown, or combine certain components, or a different arrangement of components.

The following describes each part of the bracelet specifically with reference to fig. 1:

The radio frequency unit 101 may be configured to receive and transmit signals during information transmission and reception or during a call, and specifically, receive downlink information of a base station and then process the downlink information to the processor 110; in addition, the uplink data is transmitted to the base station. Typically, radio frequency unit 101 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like. In addition, the radio frequency unit 101 can also communicate with a network and other devices through wireless communication. The wireless communication may use any communication standard or protocol, including but not limited to GSM (Global System for Mobile communications), GPRS (General Packet Radio Service), CDMA2000(Code Division Multiple Access 2000), WCDMA (Wideband Code Division Multiple Access), TD-SCDMA (Time Division-Synchronous Code Division Multiple Access), FDD-LTE (Frequency Division duplex-Long Term Evolution), and TDD-LTE (Time Division duplex-Long Term Evolution).

WiFi belongs to short-distance wireless transmission technology, and the bracelet can help a user to receive and send e-mails, browse webpages, access streaming media and the like through the WiFi module 102, and provides wireless broadband Internet access for the user. Although fig. 1 shows WiFi module 102, it is understood that it does not belong to the essential constitution of the bracelet, and can be omitted entirely as needed within the scope not changing the essence of the invention.

The audio output unit 103 may convert audio data received by the radio frequency unit 101 or the WiFi module 102 or stored in the memory 109 into an audio signal and output as sound when the bracelet 100 is in a call signal reception mode, a call mode, a recording mode, a voice recognition mode, a broadcast reception mode, or the like. Also, the audio output unit 103 may also provide audio output related to a specific function performed by the bracelet 100 (e.g., a call signal reception sound, a message reception sound, etc.). The audio output unit 103 may include a speaker, a buzzer, and the like.

the a/V input unit 104 is used to receive audio or video signals. The a/V input Unit 104 may include a Graphics Processing Unit (GPU) 1041 and a microphone 1042, the Graphics processor 1041 Processing image data of still pictures or video obtained by an image capturing device (e.g., a camera) in a video capturing mode or an image capturing mode. The processed image frames may be displayed on the display unit 106. The image frames processed by the graphic processor 1041 may be stored in the memory 109 (or other storage medium) or transmitted via the radio frequency unit 101 or the WiFi module 102. The microphone 1042 may receive sounds (audio data) via the microphone 1042 in a phone call mode, a recording mode, a voice recognition mode, or the like, and may be capable of processing such sounds into audio data. The processed audio (voice) data may be converted into a format output transmittable to a mobile communication base station via the radio frequency unit 101 in case of a phone call mode. The microphone 1042 may implement various types of noise cancellation (or suppression) algorithms to cancel (or suppress) noise or interference generated in the course of receiving and transmitting audio signals.

Bracelet 100 also includes at least one sensor 105, such as light sensors, motion sensors, and other sensors. Specifically, the light sensor includes an ambient light sensor that can adjust the brightness of the display panel 1061 according to the brightness of ambient light, and a proximity sensor that can turn off the display panel 1061 and/or the backlight when the bracelet 100 is moved to the ear. As one of the motion sensors, the accelerometer sensor can detect the magnitude of acceleration in each direction (generally, three axes), can detect the magnitude and direction of gravity when stationary, and can be used for applications of recognizing the posture of a mobile phone (such as horizontal and vertical screen switching, related games, magnetometer posture calibration), vibration recognition related functions (such as pedometer and tapping), and the like; as for other sensors such as a fingerprint sensor, a pressure sensor, an iris sensor, a molecular sensor, a gyroscope, a barometer, a hygrometer, a thermometer, and an infrared sensor, which can be configured on the mobile phone, further description is omitted here.

the display unit 106 is used to display information input by a user or information provided to the user. The Display unit 106 may include a Display panel 1061, and the Display panel 1061 may be configured in the form of a Liquid Crystal Display (LCD), an Organic Light-Emitting Diode (OLED), or the like.

the user input unit 107 may be used to receive input numeric or character information and generate key signal inputs related to user settings and function control of the bracelet. Specifically, the user input unit 107 may include a touch panel 1071 and other input devices 1072. The touch panel 1071, also referred to as a touch screen, may collect a touch operation performed by a user on or near the touch panel 1071 (e.g., an operation performed by the user on or near the touch panel 1071 using a finger, a stylus, or any other suitable object or accessory), and drive a corresponding connection device according to a predetermined program. The touch panel 1071 may include two parts of a touch detection device and a touch controller. The touch detection device detects the touch direction of a user, detects a signal brought by touch operation and transmits the signal to the touch controller; the touch controller receives touch information from the touch sensing device, converts the touch information into touch point coordinates, sends the touch point coordinates to the processor 110, and can receive and execute commands sent by the processor 110. In addition, the touch panel 1071 may be implemented in various types, such as a resistive type, a capacitive type, an infrared ray, and a surface acoustic wave. In addition to the touch panel 1071, the user input unit 107 may include other input devices 1072. In particular, other input devices 1072 may include, but are not limited to, one or more of a physical keyboard, function keys (e.g., volume control keys, switch keys, etc.), a trackball, a mouse, a joystick, and the like, and are not limited to these specific examples.

Further, the touch panel 1071 may cover the display panel 1061, and when the touch panel 1071 detects a touch operation thereon or nearby, the touch panel 1071 transmits the touch operation to the processor 110 to determine the type of the touch event, and then the processor 110 provides a corresponding visual output on the display panel 1061 according to the type of the touch event. Although in fig. 1, the touch panel 1071 and the display panel 1061 are two independent components to implement the input and output functions of the bracelet, in some embodiments, the touch panel 1071 and the display panel 1061 may be integrated to implement the input and output functions of the bracelet, which is not limited herein.

the interface unit 108 serves as an interface through which at least one external device is connected to the bracelet 100. For example, the external device may include a wired or wireless headset port, an external power supply (or battery charger) port, a wired or wireless data port, a memory card port, a port for connecting a device having an identification module, an audio input/output (I/O) port, a video I/O port, an earphone port, and the like. The interface unit 108 may be used to receive input (e.g., data information, power, etc.) from an external device and transmit the received input to one or more elements within the bracelet 100 or may be used to transmit data between the bracelet 100 and the external device.

The memory 109 may be used to store software programs as well as various data. The memory 109 may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program required by at least one function (such as a sound playing function, an image playing function, etc.), and the like; the storage data area may store data (such as audio data, a phonebook, etc.) created according to the use of the cellular phone, and the like. Further, the memory 109 may include high speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid state storage device.

The processor 110 is a control center of the bracelet, connects various parts of the whole bracelet by using various interfaces and lines, and executes various functions of the bracelet and processes data by running or executing software programs and/or modules stored in the memory 109 and calling data stored in the memory 109, thereby integrally monitoring the bracelet. Processor 110 may include one or more processing units; preferably, the processor 110 may integrate an application processor, which mainly handles operating systems, user interfaces, application programs, etc., and a modem processor, which mainly handles wireless communications. It will be appreciated that the modem processor described above may not be integrated into the processor 110.

The bracelet 100 may further include a power source 111 (such as a battery) for supplying power to various components, and preferably, the power source 111 may be logically connected to the processor 110 through a power management system, so as to implement functions of managing charging, discharging, and power consumption through the power management system.

although not shown in fig. 1, the bracelet 100 may further include a bluetooth module, etc., which will not be described herein.

In order to facilitate understanding of the embodiments of the present invention, a communication network system on which the bracelet of the present invention is based is described below.

Referring to fig. 2, fig. 2 is an architecture diagram of a communication Network system according to an embodiment of the present invention, where the communication Network system is an LTE system of a universal mobile telecommunications technology, and the LTE system includes a UE (User Equipment) 201, an E-UTRAN (Evolved UMTS Terrestrial Radio Access Network) 202, an EPC (Evolved Packet Core) 203, and an IP service 204 of an operator, which are in communication connection in sequence.

Specifically, the UE201 may be the bracelet 100 described above, and is not described herein again.

The E-UTRAN202 includes eNodeB2021 and other eNodeBs 2022, among others. Among them, the eNodeB2021 may be connected with other eNodeB2022 through backhaul (e.g., X2 interface), the eNodeB2021 is connected to the EPC203, and the eNodeB2021 may provide the UE201 access to the EPC 203.

the EPC203 may include an MME (Mobility Management Entity) 2031, an HSS (Home Subscriber Server) 2032, other MMEs 2033, an SGW (Serving gateway) 2034, a PGW (PDN gateway) 2035, and a PCRF (Policy and charging functions Entity) 2036, and the like. The MME2031 is a control node that handles signaling between the UE201 and the EPC203, and provides bearer and connection management. HSS2032 is used to provide registers to manage functions such as home location register (not shown) and holds subscriber specific information about service characteristics, data rates, etc. All user data may be sent through SGW2034, PGW2035 may provide IP address assignment for UE201 and other functions, and PCRF2036 is a policy and charging control policy decision point for traffic data flow and IP bearer resources, which selects and provides available policy and charging control decisions for a policy and charging enforcement function (not shown).

the IP services 204 may include the internet, intranets, IMS (IP Multimedia Subsystem), or other IP services, among others.

Although the LTE system is described as an example, it should be understood by those skilled in the art that the present invention is not limited to the LTE system, but may also be applied to other wireless communication systems, such as GSM, CDMA2000, WCDMA, TD-SCDMA, and future new network systems.

Based on the bracelet hardware structure and the communication network system, the invention provides various embodiments.

The first embodiment:

Referring to fig. 3, fig. 3 is a schematic structural diagram of a connecting link according to an embodiment of the present invention. The connecting link 30 comprises a link body 31 and a support 32, wherein the two upwardly extending ends of the link body 31 are respectively provided with a first connecting part 311 and a second connecting part 312, and the link body 31 and the first connecting part 311 and the second connecting part 312 form a U-shaped structure; in practical applications, the first connection portion 311 and the second connection portion 312 may have the same structure or different structures. In this embodiment, the first connecting portion 311 and the second connecting portion 312 are symmetrically disposed at both sides of the link body 31 at the end portions extending upward.

a cross-sectional view of a connecting link according to an embodiment of the present invention is provided in conjunction with fig. 4. The supporting member 32 is located in the middle of the U-shaped structure, two ends of the supporting member 32 are respectively connected to the first connecting portion 311 and the second connecting portion 312, and an accommodating cavity 33 is formed between the link body 31 and the supporting member 32. Further, the holding cavity 33 is used for holding the power spring plate, when the wearing device watchband is formed by the plurality of connecting chain links 30, all the holding cavities 33 of the connecting chain links 30 form a through cavity, and through holes are punched in the chain link body 31 and/or the supporting piece 32 of the last connecting chain link 30 of the wearing device watchband, so that the power spring plate can be riveted and fixed in the through cavity formed by the holding cavity 33, and the watchband is deformed and bent. Of course, besides the power spring, the accommodating cavity can also accommodate an fpc (flexible Printed circuit) flexible circuit board and the like.

The connecting link 30 can be integrally formed by powder metallurgy or wire cutting plus local CNC machining, and the connecting link 30 can also be formed by forging and cutting. In addition, the components can be separately manufactured and then assembled together in a separated mode, and the assembling mode can be gluing, welding or the like.

Further, two ends of the first connecting portion 311 are respectively provided with a first pin hole 3115, and two ends of the second connecting portion 312 are respectively provided with a second pin hole 3125 corresponding to the first pin hole 3115; in this embodiment, because the adjacent connecting links 30 are connected by the round-hole pins, the neutral layer of the mechanism is located at the center of the pin hole, and the length of the neutral layer cannot be changed before and after bending, when the watchband formed by the connecting links is bent, the length of the part below the neutral layer is shortened by compression, and the length of the part above the neutral layer is longer by extension. Illustratively, the part above the neutral layer is set as a flexible screen, the neutral layer is set as a substrate, the neutral layer is set as a screen substrate, the part below the neutral layer is set as a power spring, when the watchband formed by the plurality of connecting links is bent, the stretching length of the flexible screen is lengthened, the stretching length of the flexible screen is not changed before and after the bending of the screen substrate, and the compression length of the power spring is shortened.

The connecting link 30 is movably connected to the adjacent connecting link 30 by the first pin hole 3115, the second pin hole 3125, and the pin. That is, the plurality of connecting links 30 are connected by pins to allow proper, angular rotation.

Further, a first concave stage (not shown) is arranged at one end of the outer side of the first connecting portion 311, the first concave stage is formed by the first connecting portion 311 being concave towards the inner side, and a second concave stage 3123 corresponding to the first concave stage is arranged at one end of the outer side of the second connecting portion 312; when the connecting link 30 is assembled with the adjacent connecting link 30, the first connecting portion outer other end is fitted in the first concave land of the adjacent connecting link, and the second connecting portion outer other end is fitted in the second concave land of the adjacent connecting link. The concave design can prevent the wrist strap formed by the connecting links 30 from being distorted and bringing bad experience to users. The shape of the end surface formed by the first concave platform and the middle portion of the first connection portion 311 and the shape of the end surface formed by the second concave platform 3123 and the middle portion of the second connection portion 312 are not limited herein, and may be a circular arc end surface, a saw-toothed end surface, or other irregular end surface as long as the end surface is adapted to the end portion opposite to the first concave platform or the end portion opposite to the second concave platform and enables the adjacent connection link to move.

in this embodiment, the first concave platform and the middle of the first connection portion 311 form a first inner arc end surface, and a first outer arc end surface matched with the first inner arc end surface is arranged at the end portion of the first connection portion 311 opposite to the first concave platform; a second inner arc end surface corresponding to the first concave table is formed in the middle of the second concave table 3123 and the second connecting portion 312, and a second outer arc end surface corresponding to the first outer arc end surface is provided at the end portion of the second connecting portion opposite to the second concave table 3123, and is adapted to the second inner arc end surface.

Further, a first limiting protrusion 3111 is disposed inside the first connection portion 311, and a second limiting protrusion (not shown) corresponding to the first limiting protrusion 3111 is disposed inside the second connection portion 312.

Further, a first limiting opening 3112 adapted to the first limiting protrusion 3111 is disposed at an edge of the first concave table, and a second limiting opening 3122 corresponding to the first limiting opening 3112 and adapted to the second limiting protrusion is disposed at the second concave table 3123; the size of the first limiting opening 3112 is larger than that of the first limiting protrusion 3111, and the size of the second limiting opening 3122 is larger than that of the second limiting protrusion.

When the connecting link 30 is assembled with an adjacent connecting link 30, the first stopper protrusion 3111 of the connecting link 30 is inserted into the first stopper opening 3112 of the adjacent connecting link 30, and the second stopper protrusion of the connecting link 30 is inserted into the second stopper opening 3122 of the adjacent connecting link 30, so that the stopper between the connecting link 30 and the adjacent connecting link 30 is achieved. The limiting can be controlled, and the rotation of a certain angle can be realized, so that the watchband formed by the connecting chain links can adapt to the hand shapes of different people.

Further, in a first state, the first state refers to that when the watchband composed of the plurality of connecting links does not deform, the whole watchband composed of the plurality of connecting links is 180 degrees, as shown in fig. 5, which is a schematic view of the first state of the watchband composed of the connecting links according to the embodiment of the present invention. The up end of first spacing mouthful 3112 and adjacent connecting link 30 the up end butt of first spacing arch 3111, the up end of spacing mouthful 3122 of second and adjacent connecting link 30 the spacing bellied up end butt of second, because spacing protruding cooperation butt with spacing mouthful, adjacent link can only be crooked downwards to prevent that the watchband that a plurality of connecting link are constituteed from turning over. And/or in a second state, the first state refers to that when the watchband composed of the plurality of connecting links deforms and bends, the watchband composed of the plurality of connecting links is integrally arc-shaped, as shown in fig. 6, which is a schematic diagram of the second state of the watchband composed of the connecting links according to the embodiment of the present invention. The lower end surface of the first stopper port 3112 the upper end surface of the first stopper port 3112 abuts against the lower end surface of the first stopper protrusion 3111 of the adjacent connecting link 30, and the lower end surface of the second stopper port 3122 abuts against the lower end surface of the second stopper protrusion of the adjacent connecting link 30. Because spacing arch and spacing mouthful cooperation butt, adjacent chain link is buckled to the at utmost to the watchband that prevents a plurality of connecting chain link and constitute is excessively buckled.

Further, a first locking groove 3114 with an upward opening is formed between the supporting member 32 and the first limiting protrusion 3111 and the end of the first connection portion 311 corresponding to the first concave table, and a second locking groove (not shown) corresponding to the first locking groove 3114 is formed between the supporting member 32 and the second limiting protrusion and the end of the second connection portion 312 corresponding to the second concave table 3123. The first clamping groove and the second clamping groove are used for fixing other objects, and illustratively, the silica gel sleeve piece can be buckled on the watchband formed by the connecting chain links through the first clamping groove and the second clamping groove.

In this embodiment, the opening of the first slot 3114 and the opening of the second slot are respectively provided with a locking protrusion. The shape of the locking protrusion is not limited herein, and the locking protrusion is used for fastening other objects on the watch band composed of the plurality of connecting links.

Further, an opening groove 321 is formed on the upper end surface of the supporting member 32. Illustratively, the shape of the open slot 321 may be rectangular, oval, triangular, irregular, and is not limited herein, and likewise, the depth of the open slot 321 is not limited herein. In this embodiment, the opening groove 321 is used to accommodate an FPC flexible circuit board. Of course, the opening slot 321 may also accommodate other objects, such as a power spring, for example.

The embodiment provides a connecting link, which comprises a link body and a support piece, wherein the two sides of the link body extending upwards are respectively provided with a first connecting part and a second connecting part which correspond to each other, and the link body and the first connecting part and the second connecting part form a U-shaped structure; the supporting piece is located in the middle of the U-shaped structure, two ends of the supporting piece are connected with the first connecting portion and the second connecting portion respectively, and an accommodating cavity is formed between the chain link body and the supporting piece. Through the connecting chain links provided by the invention, the watchband formed by combination can be well adapted to flexible screen wearable equipment, the deformation degree of the watchband is controllable, the watchband can be prevented from being folded and twisted, the watchband can be well adapted to hand shapes of various users, and excellent user experience is provided. On the other hand, the connecting chain link can be integrally formed by adopting the process of powder metallurgy or wire cutting plus local CNC machining, so that the obtained wearing equipment is low in cost.

Second embodiment:

The watchband assembly provided by the embodiment of the invention comprises a plurality of connecting chain links and pins, wherein each connecting chain link comprises a chain link body and a supporting piece, the upwards extending end parts of two sides of each chain link body are respectively provided with a corresponding first connecting part and a corresponding second connecting part, and the chain link bodies, the first connecting parts and the second connecting parts form a U-shaped structure; the supporting piece is located in the middle of the U-shaped structure, two ends of the supporting piece are connected with the first connecting portion and the second connecting portion respectively, and an accommodating cavity is formed between the chain link body and the supporting piece. The connecting chain links are movably connected through the pins.

in the present embodiment, a band including two link links 30 will be described as an example. As shown in fig. 7, the band assembly 70 includes first and second link links 30 and 30, and a pin for fixing the first and second link links 30 and 30, which are movably connected by the pin.

The watch band of this embodiment is composed of a plurality of connecting links 30 of the first embodiment, and will not be described herein.

The embodiment provides a watchband, which comprises a plurality of connecting links and pins, wherein each connecting link comprises a link body and a support piece, the end parts extending upwards on two sides of the link body are respectively provided with a corresponding first connecting part and a corresponding second connecting part, and the link body and the first connecting parts and the second connecting parts form a U-shaped structure; the supporting piece is located in the middle of the U-shaped structure, two ends of the supporting piece are connected with the first connecting portion and the second connecting portion respectively, and an accommodating cavity is formed between the chain link body and the supporting piece. The connecting chain links are movably connected through the pins. The watchband formed by the connecting chain links provided by the invention can be well adapted to flexible screen wearable equipment, the deformation degree of the watchband is controllable, the watchband can be prevented from being folded and twisted, the watchband can be well adapted to hand shapes of various users, and excellent user experience is provided. On the other hand, the connecting chain link can be integrally formed by adopting the process of powder metallurgy or wire cutting plus local CNC machining, so that the obtained wearing equipment is low in cost.

Third embodiment

Fig. 8 is a schematic structural diagram of a wearable device according to an embodiment of the present invention, where the wearable device 80 includes a device body 1 and a watchband 2, where the watchband 2 is composed of the connecting links 30 in the foregoing embodiments, and details are not repeated here.

it should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

the above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments.

Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solutions of the present invention may be embodied in the form of a software product, which is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal (such as a mobile phone, a computer, a server, an air conditioner, or a network device) to execute the method according to the embodiments of the present invention.

While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. a connecting link, comprising: the chain link comprises a chain link body and a supporting piece, wherein the end parts extending upwards at two sides of the chain link body are respectively provided with a corresponding first connecting part and a corresponding second connecting part, and the chain link body, the first connecting part and the second connecting part form a U-shaped structure;

2. The connecting link of claim 1, wherein both ends of the first connecting portion are respectively provided with first pin holes, and both ends of the second connecting portion are respectively provided with second pin holes corresponding to the first pin holes;

3. The connecting link according to claim 2, wherein a first concave land is provided at an outer side end of the first connecting portion, the first concave land being formed by the first connecting portion being concave inward, and a second concave land corresponding to the first concave land is provided at an outer side end of the second connecting portion;

when the connecting link is assembled with an adjacent connecting link, the outer other end of the first connecting portion is fitted in the first concave land of the adjacent connecting link, and the outer other end of the second connecting portion is fitted in the second concave land of the adjacent connecting link.

4. The connecting link of claim 3, wherein the first concave land forms a first inner circular arc end surface with a middle portion of the first connecting portion, and a first outer circular arc end surface matched with the first inner circular arc end surface is arranged at an end portion of the first connecting portion opposite to the first concave land;

5. The connecting link of claim 3, wherein a first stopper protrusion is provided inside the first connecting portion, and a second stopper protrusion corresponding to the first stopper protrusion is provided inside the second connecting portion.

6. The connecting link of claim 5, wherein the first concave land is provided at an edge thereof with a first stopper opening fitted with the first stopper protrusion, and the second concave land is provided with a second stopper opening corresponding to the first stopper opening and fitted with the second stopper protrusion; the size of the first limiting opening is larger than that of the first limiting protrusion, and the size of the second limiting opening is larger than that of the second limiting protrusion.

7. the connecting link of claim 6 wherein in the first state, an upper end surface of the first spacing port abuts an upper end surface of the first spacing projection of an adjacent connecting link and an upper end surface of the second spacing port abuts an upper end surface of the second spacing projection of an adjacent connecting link;

And/or the presence of a gas in the gas,

In a second state, the lower end surface of the first limiting opening is abutted with the upper end surface of the first limiting protrusion of the adjacent connecting chain link, and the lower end surface of the second limiting opening is abutted with the lower end surface of the second limiting protrusion of the adjacent connecting chain link.

8. The connecting link of claim 3 wherein a first slot opening upwardly is formed between the supporting member and the first retention tab and the end of the first connecting portion corresponding to the first recess, and a second slot corresponding to the first slot is formed between the supporting member and the second retention tab and the end of the second connecting portion corresponding to the second recess.

9. The connecting link of claim 8 wherein the first and second slot openings are each provided with a detent projection.

10. The connecting link of claim 2 wherein said support member has an open slot defined in an upper end surface thereof.

11. a watch band, comprising: a plurality of connecting links according to any of claims 1 to 10, movably connected by pins.

12. A wearable device, comprising: a watchband comprising the watchband of claim 11, and a flexible display secured to the watchband.