CN110547560A - Chain link, watchband assembly and wearable device - Google Patents

Abstract

The invention discloses a chain link, a watchband assembly and wearing equipment, wherein the chain link comprises a connecting piece and limiting pieces for realizing movable connection with other chain links, the connecting piece comprises a connecting piece body and connecting parts symmetrically arranged at one end of the connecting piece body, the limiting pieces are arranged on the connecting parts and movably connected with the connecting parts, and the watchband assembly formed by the chain links provided by the invention can be bent and folded at any angle, has smaller deformation degree, can be well adapted to the hand shapes of various users, can not stick skin after being worn by the users, and greatly improves the use experience of the users; furthermore, the chain link is simple in structure, can be formed by stamping metal sheets, and is simple in forming process, so that the obtained wearable equipment is low in cost.

Description

Chain link, watchband assembly and wearable device

Technical Field

The invention relates to intelligent wearable equipment, in particular to a chain link, a watchband assembly and wearable equipment.

Background

At present, with the wide application of smart bracelets, especially under the trend of continuous development and breakthrough of flexible screen technology, people are also continuously demanding full-screen experience of bracelets, in the prior art, most of the manufacture of the smart bracelets capable of realizing flexible screen is realized by adopting a mode that a flexible screen display module is wrapped by a silica gel bracelet, but the manufacturing process of wrapping the flexible screen display module by the silica gel bracelet is complicated, the produced silica gel sleeve needs to be considered, the flexible screen display module can be stably fixed on the silica gel sleeve and cannot fall off in addition to meeting the wearing requirements of consumers through arbitrary bending deformation, the silica gel sleeve for producing the composite requirements is not complicated in process, the production cost is also high, and the silica gel watchband can be pasted with skin when being worn by users, especially when the users feel hot and sweat, the wearing of the user is uncomfortable, and the use experience of the user is reduced.

Disclosure of Invention

The invention aims to solve the technical problems that the existing silica gel bracelet watchband structure can cause discomfort to a user to wear and the user experience is poor, and provides a chain link, a watchband assembly and wearing equipment.

In order to solve the above technical problem, the present invention provides a link, comprising: the connecting piece and the limiting piece are used for realizing movable connection with other chain links;

The connecting piece includes the connecting piece body and the symmetry set up in connecting portion on one of them pair terminal of connecting piece body, the locating part is located on the connecting portion, and be swing joint between locating part and the connecting portion.

Optionally, the connecting portion includes a first clamping piece and a second clamping piece, the first clamping piece is close to the outer surface of the connecting piece body is provided, the second clamping piece is close to the inner surface of the connecting piece body is provided, a first limiting groove is formed between the first clamping piece and the second clamping piece, and the limiting part is arranged in the first limiting groove.

Optionally, a protrusion extending towards the inner surface of the connecting piece body is further arranged on one side, close to the second clamping piece, of the end portion of the connecting piece body, and a U-shaped accommodating groove is formed between the protrusion and the connecting piece body.

Optionally, a step is symmetrically arranged at the other opposite end of the connecting piece body, and the step is formed by inwards recessing the outer surface of the connecting piece body towards the inner surface of the connecting piece body.

Optionally, the limiting part includes a limiting part body and limiting pieces symmetrically disposed on one of a pair of ends of the limiting part body, and the limiting part is movably connected to the connecting piece through the limiting pieces.

Optionally, the limiting piece is provided with a limiting hole and a V-shaped notch, at least one of the first clamping piece and the second clamping piece is provided with a through hole matched with the limiting hole, and the through hole and the limiting hole are sequentially penetrated through a pin to connect the limiting piece to the connecting piece.

optionally, a blocking piece is further disposed at an end of the limiting piece body on which the limiting piece is disposed, a second limiting groove is formed between the blocking piece and the limiting piece, and the width of the second limiting groove is equal to the thickness of the second clamping piece; when the limiting piece is assembled on the connecting piece, the second clamping piece is arranged in the second limiting groove.

optionally, a chamfer is further provided on an end of the second clip contacting the second limiting groove.

further, the present invention also provides a band assembly comprising: the chain link is movably connected with the connecting piece in other chain links through the limiting piece, and is fixed by the pin.

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

Has the advantages that:

The invention has proposed a chain link and watchband assembly, wearable apparatus, the chain link includes the link and is used for realizing the locating part with other chain links swing joint, the link includes the link body and symmetrical connecting portion that sets up on one end of the link body, and the locating part sets up on connecting portion, and for the swing joint between connecting portions, the watchband assembly formed through chain link that the invention provides, not only can realize the bending folding of the random angle, and its deformation degree is minor, can adapt to various users 'hand shapes well, and the watchband of this kind of structure can not appear sticking the skin after users wear, have greatly improved users' use experience; furthermore, the chain link is simple in structure, can be formed by stamping metal sheets, and is simple in forming process, so that the obtained wearable 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 an optional bracelet for implementing various embodiments of the present invention;

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

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

FIG. 4 is a schematic structural diagram of a connecting member according to a first embodiment of the present invention;

Fig. 5 is a schematic structural diagram of a limiting member according to a first embodiment of the present invention;

Fig. 6 is a schematic structural view of a watch band assembly according to a second 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:

At present, a lot of manufacturers invest a lot of manpower and material resources to research and develop the flexible screen terminal, some wearable devices which can be worn on the arm of a user are even produced, and the wearable devices are clamped on the arm depending on the bending characteristic of the terminal. Most of watchband structures of the wearable devices are made by adopting the existing snap rings, specifically, one layer of soft rubber is packaged on the outer surface of the snap ring, a containing space is formed on the soft rubber to supply the flexible display module for installation, so that the user can think that once the watchband of the wearable device is deformed under the action of external force, the snap ring can have large clamping force on the arm of the user, the clamping force is uncontrollable, the user can feel uncomfortable on the arm of the user due to the fact that the watchband is worn for a long time, the use experience of the user is greatly reduced, and in order to avoid the occurrence of the situation, the embodiment provides a chain link structure capable of freely controlling the bending deformation of the watchband, the watchband formed by the chain links is simple in structure and high in adaptability, and the use experience of the user is also good.

Referring to fig. 3, fig. 3 is a schematic structural diagram of a chain link according to an embodiment of the present invention, the chain link 30 includes a connecting member 31 and a limiting member 32, where the limiting member 32 is disposed on the connecting member 31 and is also used for realizing connection with other chain links, and the limiting member 32 is movably connected with other chain links when connected with the other chain links, that is, the other chain links can rotate on the limiting member 32 at a proper angle, and in practical applications, when connected with other chain links, the limiting member 32 is specifically interactively connected with the connecting member on the other chain links.

In this embodiment, the connecting member 31 includes a connecting member body 311 and a connecting portion 312, specifically, the connecting member 31 includes two connecting portions 312, the two connecting portions 312 are symmetrically disposed on one pair of ends of the connecting member body 311, at this time, the limiting member 32 is disposed on the connecting portion 312 when being assembled on the connecting member 31, and the limiting member 32 is movably connected to the connecting portion 312, that is, the connecting member 31 in the link 30 can rotate along the limiting member 32 by a predetermined angle.

As shown in fig. 4, in this embodiment, the connection portion 312 is formed by two clamping pieces, specifically, the connection portion 312 includes a first clamping piece 3121 and a second clamping piece 3121, the first clamping piece 3121 and the second clamping piece 3122 are disposed in parallel at two ends of the connector body 311, and a first limiting groove 313 is formed between the first clamping piece 3121 and the second clamping piece 3122, when the limiting member 32 is disposed in the first limiting groove 313.

In this embodiment, the connector body 311 is designed to have a small U-shaped curved structure with both ends tilted upward slightly, the first clamping piece 3121 is disposed near the outer surface 3111 of the connector body 311, and the second clamping piece 3122 is disposed near the inner surface 3112 of the connector body 311.

In this embodiment, a protrusion 314 extending toward an inner surface 3112 of the connector body 311 is further disposed on a side of the end of the connector body 311, which is close to the second clamping piece 3122, of the connecting portion 312, and a U-shaped receiving groove 315 is formed between the protrusion 314 and the connector body 311, as shown in fig. 4, the protrusion 314 is also symmetrically disposed on the connector body 311.

In practical applications, the two protrusions 314 disposed on opposite ends of the connector body 311 may be extended symmetrically without contact, or extended symmetrically with contact, when not in contact, the U-shaped receiving slot 315 formed therein is non-closed, and when in contact, the U-shaped receiving slot 315 formed therein is closed.

In this embodiment, a pair of steps 3113 is further disposed on the connector body 311, the steps 3113 are specifically disposed on the adjacent opposite ends of the connector body 311 where the connecting portion 312 is disposed, the steps 3113 are formed by an outer surface 3111 of the connector body 311 being concave towards an inner surface 3112 of the connector body 311, that is, one side surface of the steps 3113 is on the same plane as the inner surface 3112 of the connector body 311, or the thickness of the steps 3113 is smaller than that of the connector body 311, even the thickness of the steps 3113 is gradually reduced from the end surface of the connector body 311 to the outer thickness, and the step 3113 is disposed on the connector body 311 mainly for increasing the contact area between the link 30 and the silicone rubber and increasing the adhesive holding force of the link 30 during subsequent adhesive injection.

In practical application, in order to further increase the adhesive holding force of the chain link 30 with the adhesive during injection molding, the inner surface and the outer surface of the connecting piece body 311 can be provided with concave points

In this embodiment, the limiting member 32 may be implemented by the following structure, and is simultaneously connected to the connecting portions 312 disposed at two ends of the connecting member body 311, specifically, as shown in fig. 5, the limiting member 32 includes a limiting member body 321 and a limiting piece 322, wherein the limiting piece 322 is symmetrically disposed at one pair of ends of the limiting member body 321, optionally, the limiting member body 321 is directly made of a rectangular plate, the limiting piece 322 is disposed at two ends of the rectangular plate, and the position relationship between the limiting piece 322 and the rectangular plate is vertical, and the limiting member 32 is movably connected to the connecting member 31 specifically by the limiting piece 322 and the second clamping piece 3122 in the connecting member 31.

In this embodiment, the movable connection between the limiting piece 322 and the connecting portion 312 is realized through a connecting hole, specifically, two ends of the limiting piece 322 are respectively provided with a limiting hole 3221, a through hole 3123 matched with the limiting hole 322 is correspondingly arranged at a position in the connecting portion 312 connected to the limiting piece 322, the through hole 3123 is oval, or even long-strip-shaped, so long as it can be matched with the limiting hole 322 and can rotate after assembly, in practical application, the connecting portion 312 is connected to the limiting piece 322 by a pin passing through the limiting hole 322 and the through hole 3123.

In this embodiment, since the flexible display module is mounted on the protrusion 314 of the link 30, in order to avoid over-rotation of the link 30, a notch 3222 is further disposed on the position-limiting piece 322, the notch 3222 is specifically V-shaped, an included angle of the V-shape is an obtuse angle greater than 90 degrees, and after the connecting piece 31 is connected with the position-limiting piece 322, the connecting piece can rotate within a range of the V-shaped notch under a fixing action of the pin; meanwhile, two sides of the V-shaped notch are further provided with a parallel side 3223, and the parallel side 3223 can limit the connecting element 31 to only return to a position horizontal to the position of the limiting element 32 when the connecting element is deformed, and the connecting element 31 cannot rotate reversely under the action of the parallel side 3223, that is, the connecting element 31 can only rotate along the opening direction of the V-shaped notch under the limiting action of the limiting piece 322.

In this embodiment, a blocking piece 323 is further disposed at the end of the limiting piece body 321 where the limiting piece 322 is disposed, a second limiting groove 324 is formed between the blocking piece 323 and the limiting piece 322, and the width of the second limiting groove 324 is equal to the thickness of the second clamping piece 3122; when the limiting member 32 is assembled on the connecting member 31, the second clamping piece 3122 is disposed in the second limiting groove 324, that is, the limiting member 32 is a symmetrical double-F-shaped structure.

in this embodiment, a chamfer 3124 is further provided at an end of the second clamping piece 3122 contacting the second limiting groove 324, and the chamfer 3124 can guide the connecting member 31 during rotation, so as to facilitate wearing by a user.

In practical applications, the forward bending position of the link 30 mainly includes forward limiting by surface-to-surface contact after the upper surface of the second clamping piece 3122 and the inner surface of the second limiting groove 324 on the limiting member 32 are bent and rotated to a certain angle, and forward limiting by surface-to-surface contact after the parallel edge 3223 on the limiting piece 322 and the inner surface of the first limiting groove 313 on the connecting member 31 are bent and rotated to a certain angle; furthermore, the rotation angle setting of the chain link 30 during reverse bending can be specifically controlled by the size of the opening of the V-shaped notch, which is also a limit matching manner for limiting reverse bending.

To sum up, the chain link provided by the embodiment of the invention comprises a connecting piece and limiting pieces for realizing movable connection with other chain links, wherein the connecting piece comprises a connecting piece body and connecting parts symmetrically arranged at one end of the connecting piece body, the limiting pieces are arranged on the connecting parts and movably connected with the connecting parts; furthermore, the chain link is simple in structure, can be formed by stamping metal sheets, and is simple in forming process, so that the obtained wearable equipment is low in cost.

Second embodiment:

The watchband assembly provided by the embodiment of the invention comprises at least two chain links and a pin, wherein each chain link comprises a connecting piece and a limiting piece, each connecting piece comprises a connecting piece body and connecting parts symmetrically arranged on one opposite end of the connecting piece body, each limiting piece is arranged on each connecting part, the limiting pieces are movably connected with the connecting parts, and the chain links are connected with the chain links through the limiting pieces on the chain links.

in the present embodiment, a band assembly including two links 30 will be described as an example. As shown in fig. 6, the watch strap assembly 60 includes a first link 61 and a second link 62, and a pin 63 for fixing the first link 61 and the second link 62, wherein the first link 61 and the second link 62 both include a connecting member 31 and a retaining member 32, the retaining member 32 is disposed on the connecting member 31 and movably connected, and the retaining member 32 is connected with the connecting member 31 of another link 30 and movably connected therebetween.

In this embodiment, as shown in fig. 4 to 5, the connecting part 31 includes a connecting part body 311 and a connecting part 312 symmetrically disposed on one of the pair of ends of the connecting part body 311, the connecting part 312 is formed by two clamping pieces, specifically, the connecting part 312 includes a first clamping piece 3121 and a second clamping piece 3121, the first clamping piece 3121 and the second clamping piece 3122 are disposed in parallel on the two ends of the connecting part body 311, and a first limiting groove 313 is formed between the first clamping piece 3121 and the second clamping piece 3122, and then the limiting part 32 is disposed in the first limiting groove 313.

In this embodiment, the connector body 311 is designed to have a small U-shaped curved structure with both ends tilted upward slightly, the first clamping piece 3121 is disposed near the outer surface 3111 of the connector body 311, and the second clamping piece 3122 is disposed near the inner surface 3112 of the connector body 311.

In this embodiment, a protrusion 314 extending toward an inner surface 3112 of the connector body 311 is further disposed on a side of the connector body 311 near the second clamping piece 3122 at the end of the connecting portion 312, a U-shaped receiving slot 315 is formed between the protrusion 314 and the connector body 311, and the protrusion 314 is also symmetrically disposed on the connector body 311.

In this embodiment, in order to further realize the fitting installation between the limiting member 32 and the connecting member 31, the limiting member 32 is configured as a symmetrical double-F structure that is matched with the first clamping piece 3121 and the second clamping piece 3122, specifically, the limiting member 32 includes a limiting member body 321 and a limiting piece 322, wherein the limiting piece 322 is symmetrically disposed on one pair of ends of the limiting member body 321, optionally, the limiting member body 321 is directly made of a rectangular plate, the limiting piece 322 is disposed on two ends of the rectangular plate, and the position relationship between the limiting piece 322 and the rectangular plate is vertical, the limiting member 32 is movably connected with the connecting member 31 by specifically implementing the movable connection between the limiting piece 322 and the second clamping piece 3122 in the connecting member 31, in actual processing, the manufacturing process for the connecting member 31 and the limiting member 32 may be integrally formed by a stamping process, or integrally formed by a powder metallurgy process.

In this embodiment, the movable connection between the limiting piece 322 and the connecting portion 312 is realized through a connecting hole, specifically, two ends of the limiting piece 322 are respectively provided with a limiting hole 3221, a through hole 3123 matched with the limiting hole 322 is correspondingly arranged at a position in the connecting portion 312 connected to the limiting piece 322, the through hole 3123 is oval, or even long-strip-shaped, so long as it can be matched with the limiting hole 322 and can rotate after assembly, in practical application, the connecting portion 312 is connected to the limiting piece 322 by a pin passing through the limiting hole 322 and the through hole 3123.

In this embodiment, a notch 3222 is further disposed on the position-limiting piece 322, the notch 3222 is specifically in a V shape, an included angle of the V shape is an obtuse angle greater than 90 degrees, and after the connecting member 31 is connected with the position-limiting piece 322, the connecting member can rotate within a range of the V-shaped notch under a fixing action of the pin; meanwhile, two sides of the V-shaped notch are further provided with a parallel edge 3223, the parallel edge 3223 can limit the connecting element 31 to only recover to a position horizontal to the limiting element 32 when the connecting element recovers deformation, and reverse rotation cannot be realized under the action of the parallel edge 3223, and the specific forward bending limiting position of the link 30 mainly realizes forward limiting through surface-to-surface contact after the upper surface of the second clamping piece 3122 and the inner surface of the second limiting groove 324 on the limiting element 32 bend and rotate to a certain angle, and the forward limiting is realized through surface-to-surface contact after the parallel edge 3223 on the limiting piece 322 and the inner surface of the first limiting groove 313 on the connecting element 31 bend and rotate to a certain angle; and the control of the reverse bending angle can be realized by setting the size of the opening of the V-shaped notch.

Correspondingly, the invention also provides a wearable device, which comprises: watchband and flexible display screen, the watchband includes the watchband subassembly that provides, flexible display screen is fixed on the watchband subassembly.

the invention provides a chain link, a watchband assembly and wearing equipment, which comprise a connecting piece and limiting pieces for movably connecting other chain links, wherein the connecting piece comprises a connecting piece body and connecting parts symmetrically arranged at one end of the connecting piece body; furthermore, the chain link is simple in structure, can be formed by stamping metal sheets, and is simple in forming process, so that the obtained wearable equipment is low in cost.

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 (10)

1. A link, comprising: the connecting piece and the limiting piece are used for realizing movable connection with other chain links;

The connecting piece includes the connecting piece body and the symmetry set up in connecting portion on one of them pair terminal of connecting piece body, the locating part is located on the connecting portion, and be swing joint between locating part and the connecting portion.

2. The link of claim 1, wherein the connecting portion includes a first clamping piece disposed proximate to an outer surface of the connector body and a second clamping piece disposed proximate to an inner surface of the connector body, and wherein a first limiting groove is formed between the first clamping piece and the second clamping piece, and wherein the limiting member is disposed in the first limiting groove.

3. The link of claim 2, wherein a protrusion extending toward an inner surface of the connector body is further provided on a side of the end of the connector body on which the connecting portion is provided, the side being adjacent to the second jaw, the protrusion and the connector body forming a U-shaped receiving groove therebetween.

4. A link as claimed in any one of claims 1 to 3, wherein a step is symmetrically provided at the opposite end of the connector body, the step being formed by an outer surface of the connector body being concave inwardly in the direction of an inner surface thereof.

5. The link of claim 4, wherein the retaining member comprises a retaining member body and retaining pieces symmetrically disposed on one pair of ends of the retaining member body, and the retaining member is movably connected to the connecting member through the retaining pieces.

6. The link of claim 5, wherein a limiting hole and a V-shaped notch are formed on the limiting piece, a through hole matched with the limiting hole is formed on at least one of the first clamping piece and the second clamping piece, and the limiting piece is movably connected to the connecting piece through pins which sequentially penetrate through the through hole and the limiting hole.

7. The link of claim 6, wherein a blocking piece is further disposed on the end of the stopper body on which the stopper piece is disposed, a second stopper groove is formed between the blocking piece and the stopper piece, and the width of the second stopper groove is equal to the thickness of the second clamping piece; when the limiting piece is assembled on the connecting piece, the second clamping piece is arranged in the second limiting groove.

8. the link of claim 7, wherein a chamfer is provided on the end of the second clip that contacts the second retaining groove.

9. A watch band assembly, comprising: at least two links and pins according to any of claims 1-8, said links being movably connected to the connecting elements in the other links by said stoppers and being fixed by said pins.

10. A wearable device, comprising: a watchband comprising the watchband assembly of claim 9, and a flexible display secured to the watchband assembly.