CN114869027A - Bandage subassembly and wearable equipment - Google Patents

Abstract

The present application relates to a strap assembly and a wearable device. The strap assembly includes a strap and a functional module, and the strap is used to connect to an electronic device. The strap includes a belt body and a guide rail arranged along the length direction of the belt body. The function module includes a main body and a matching part connected to the main body, the main body includes a wireless communication unit and a functional device, the functional device is communicatively connected with the wireless communication unit, and the wireless communication unit is used for communication with electronic equipment or external equipment. All the functional modules are located on one side of the belt body, and the matching parts are slidingly matched with the guide rails, so that the functional modules can move along the length direction of the belt body. The functional devices of the strap assembly may include one or more of a heart rate sensor, a blood pressure sensor, a camera, and a fingerprint sensor. Since these functional devices are arranged on the strap, the internal installation space of the electronic device can be saved, so as to facilitate the thin and light design of the electronic device.

Description

Strap components and wearable devices

technical field

The present application relates to the technical field of wearable devices, and in particular, to a strap assembly and a wearable device.

Background technique

Wearable devices such as smart watches generally include a strap and an electronic device, and the strap is used to wear the electronic device to the user's wrist. Electronic devices are generally equipped with physiological sensors such as heart rate sensors. After the smart watch is worn on the user's wrist, the physiological sensor can detect the user's physiological parameters to provide health guidance functions. The physiological sensor needs to occupy the internal installation space of the electronic device, which is not conducive to the thin and light design of the electronic device.

SUMMARY OF THE INVENTION

A first aspect of the embodiments of the present application provides a strap assembly. The strap assembly can be connected to an electronic device, so as to facilitate the lightweight design of the electronic device.

A strap assembly, comprising:

a strap for connecting to an electronic device; the strap includes a strap body and a guide rail disposed along the length of the strap body; and

A functional module includes a main body and a matching part connected to the main body, the main body includes a wireless communication unit and a functional device, the functional device is communicatively connected to the wireless communication unit, and the wireless communication unit is used to communicate with the electronic Device or external device communication; all the functional modules are located on one side of the belt body and the matching portion is slidingly matched with the guide rail, so that the functional modules can move along the length direction of the belt body.

The strap of the above strap assembly can be connected to the electronic device, so as to wear the electronic device to the user's wrist through the strap assembly. The functional device may include one or more of a heart rate sensor, a blood pressure sensor, a camera, a fingerprint sensor, and the like. Since these functional devices are arranged on the strap, the internal installation space of the electronic device can be saved, so as to facilitate the thin and light design of the electronic device. Since the functional module is slidably matched with the guide rail of the strap through the matching portion and can move along the length of the strap, the user can easily adjust the position of the functional module on the strap to improve the usability of the functional device.

In one embodiment, the belt body has a fitting surface and an outer surface opposite to the fitting surface, and all the functional modules are located on the side where one of the fitting surface and the outer surface is located And there is a gap between it and the other, and is covered by the other.

In one of the embodiments, the body includes a battery for powering the wireless communication unit and the functional device.

In one embodiment, the belt body has an abutting surface and an outer surface disposed opposite to the abutting surface, the belt body is provided with an accommodating groove on the side facing away from the abutting surface, so The guide rail is arranged in the accommodating groove.

In one embodiment, the guide rail is adhered to the groove wall of the accommodating groove.

In one of the embodiments, the functional module can press the groove wall of the accommodating groove to expand part of the groove wall of the accommodating groove, and expose the body to the back of the belt body On one side of the abutting surface, the other part of the groove wall of the accommodating groove wraps the guide rail.

In one embodiment, the guide rail includes a first chain and a second chain that are oppositely arranged, and the matching portion is slidably arranged between the first chain and the second chain and can make the first chain and the second chain slidably arranged. The second chains are engaged with or disengaged from each other.

In one of the embodiments, the matching portion includes a first support arm and a second support arm arranged opposite to each other, and the first support arm, the second support arm and the body together form a chute, at least a part of which is The guide rail passes through the chute, the first support arm is slidably fitted to one side of the guide rail, and the second support arm is slidably fitted to the opposite side of the guide rail.

In one embodiment, one end of the first support arm away from the body extends toward the second support arm to form a first extension portion, and one side of the guide rail is provided with a first extension portion for accommodating the first extension portion. The first receiving groove of the second support arm; the end of the second support arm away from the body extends toward the first support arm to form a second extension portion, and the opposite side of the guide rail is provided for accommodating the first support arm. The second accommodating grooves of the two extension parts.

In one of the embodiments, one end of the matching portion away from the body has an opening communicated with the chute, and the width of the opening is smaller than the width of the end of the guide rail that is close to the body.

In one embodiment, the matching portion includes a first support arm and a second support arm that are arranged opposite to each other, the guide rail is provided with a guide groove, the end of the first support arm away from the main body, the first support arm, the first support arm and the second support arm. The ends of the two arms away from the main body are both penetrated through the guide groove, and the side of the first arm facing away from the second arm and the second arm facing away from the One side of the first support arm is slidably matched with the guide rail.

In one embodiment, one end of the first support arm away from the body extends to a side away from the second support arm to form a first extension portion, and the guide groove includes a side provided on the guide rail. The first accommodating groove, the first extension is accommodated in the first accommodating groove; the end of the second arm away from the body extends to the side away from the first arm to form a second extension the guide groove includes a second accommodating groove provided on the opposite side of the guide rail, and the second extension part is accommodated in the second accommodating groove.

In one embodiment, an end of the guide rail that is close to the body has a notch communicated with the guide groove, and the width of the notch is smaller than the width of the end of the matching portion away from the body.

In one embodiment, one of the belt body and the functional module is provided with a magnet, and the other is provided with a magnetic attraction fitting, and the magnetic attraction fitting is used for attracting the magnet, so that the The position of the functional module and the strap is relatively fixed.

In one embodiment, the functional device includes one or more of a heart rate sensor, a blood pressure sensor, a camera, and a fingerprint sensor.

A second aspect of the embodiments of the present application provides a wearable device, so as to facilitate the thin and light design of the electronic device.

A wearable device includes an electronic device and the above-mentioned strap assembly.

Description of drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following briefly introduces the accompanying drawings required for the description of the embodiments or the prior art. Obviously, the drawings in the following description are only These are some embodiments of the present application. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings without any creative effort.

1 is a schematic diagram of a wearable device according to an embodiment;

2 is a schematic diagram of an electronic device of a wearable device according to an embodiment;

3 is a schematic diagram of functional modules of a wearable device according to an embodiment;

4 is a schematic diagram of the cooperation relationship between a functional module and a strap according to an embodiment;

5 is a schematic diagram of the cooperation relationship between a functional module and a strap according to another embodiment;

6 is a schematic diagram of the cooperation relationship between a functional module and a strap according to another embodiment;

7 is a schematic diagram of the cooperation relationship between a functional module and a strap according to another embodiment;

8 is a schematic diagram of the cooperation relationship between a functional module and a strap according to another embodiment;

FIG. 9 is a schematic diagram of a cooperation relationship between a functional module and a strap according to another embodiment.

Reference number:

10. Wearable devices 100, electronic devices 103, card slots

110, middle frame 120, display module 130, back cover

200, strap assembly 210, strap 211, strap body

211a, fitting surface 211b, accommodating groove 211c, outer surface

213, guide rail 213a, guide groove 213b, notch

2131, first chain 2133, second chain 215, viscose

220, functional module 220a, chute 220b, opening

221, body 223, matching part 2231, first arm

2233, second arm 231, magnet 233, magnetic fitting

A1, the first extension part B1, the first receiving groove A2, the second extension part

B2, the second storage slot

Detailed ways

In order to facilitate understanding of the present application, the present application will be described more fully below with reference to the related drawings. The preferred embodiments of the present application are shown in the accompanying drawings. However, the application may be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that a thorough and complete understanding of the disclosure of this application is provided.

1 , in some embodiments, a wearable device 10 includes an electronic device 100 and a strap assembly 200 . The strap assembly 200 is mounted on the electronic device 100 and the electronic device 100 can be worn to a user's wrist through the strap assembly 200 . Referring to FIG. 2 , the electronic device 100 includes a middle frame 110 and electronic components such as a circuit board (not shown) and a power supply module (not shown) disposed in the middle frame 110 . The middle frame 110 is provided with a mounting cavity, the circuit board, Electronic components such as power supply modules are arranged in the installation cavity. The middle frame 110 may be made of non-metallic materials such as plastic, rubber, silica gel, wood, ceramics or glass, and the middle frame 110 may also be made of metal materials such as stainless steel, aluminum alloy or magnesium alloy. The middle frame 110 can also be a metal injection molded part, that is, metal material is used to ensure the structural rigidity of the middle frame 110, and the inner surface of the metal body is formed with protrusions, grooves, threaded holes and other structures for assembly and positioning by injection molding.

In some embodiments, the wearable device 10 is a smart watch, and the installation cavity is used to install electronic components such as a power supply module, a circuit board, a display module 120 , and a biosensor. Electronic components such as units, communication modules, and power supply modules (such as lithium batteries) can supply power to circuit boards, display screen modules 120 and other electronic components. The display screen module 120 covers the installation cavity and is connected to the middle frame 110, which can be used to display information and provide an interactive interface for the user. The display screen module 120 may further include a display screen and a front cover covering the display screen. The display screen may be an LCD (Liquid Crystal Display, liquid crystal display) screen or an OLED (Organic Light-Emitting Diode, organic light-emitting diode) screen, etc. It is a glass cover plate or a sapphire cover plate, etc. The front cover is transparent and has relatively high light transmittance, for example, the light transmittance of the front cover is above 80%. The display module 120 may have a touch function, but the touch function is not necessary, and the display module 120 is also not necessary.

Further, the electronic device 100 may include a back cover 130 connected to the middle frame 110. After the wearable device 10 is worn on the user's wrist, at least a part of the surface of the back cover 130 fits the user's wrist. In the embodiment in which the electronic device 100 includes the display screen module 120 , the back cover 130 and the display screen module 120 are disposed opposite to both ends of the middle frame 110 and cover the two ends of the installation cavity respectively. The back cover 130 may be made of glass, ceramic or plastic, and a detection window may be provided on the back cover 130 for detection of a biosensor such as a heart rate sensor. Of course, in some embodiments, the back cover 130 may be integrally formed with the middle frame 110 . The electronic device 100 may include two or more biosensors, and the biosensors may be used to detect biological data such as heart rate, respiration rate, or body fat. In some embodiments, biosensors can also be used to detect motion states, such as for counting steps. In other embodiments, the wearable device 10 may be a smart bracelet or the like.

The middle frame 110 is roughly in the shape of a rectangular frame, and the four corners of the rectangle can be processed into arc transitions through a chamfering process, so that the wearable device 10 has better appearance characteristics. In other embodiments, the middle frame 110 may also be in the shape of a circular frame. The side of the middle frame 110 , that is, the surface facing away from the installation cavity, may be provided with a matching structure for installing the strap assembly 200 . The 100 fits securely to the user's wrist. In some embodiments, the strap assembly 200 can also be easily detached from the middle frame 110 so that the user can easily replace the strap assembly 200 . For example, a user may purchase various styles of strap assemblies 200 and replace the strap assemblies 200 according to usage scenarios, so as to improve the convenience of use. For example, a user may use a more formal strap assembly 200 in a formal occasion, and a casual style strap assembly 200 in a casual entertainment occasion.

Referring to FIG. 1 in conjunction with FIGS. 2 and 3 , in some embodiments, the strap assembly 200 includes two straps 210 and a functional module 220 , and the functional module 220 is installed on one strap 210 . The two opposite ends of the electronic device 100 are respectively provided with card slots 103 , one end of each of the two straps 210 is connected to the electronic device 100 through the card slot 103 , and the ends of the two straps 210 away from the electronic device 100 can be buckled together to form The receiving space is used to wear the electronic device 100 to the user's wrist through two straps 210 . In other embodiments, the strap 210 can be a one-piece structure, one end of the strap 210 is connected to one end of the electronic device 100 through the card slot 103 , and the other end of the electronic device 100 can be provided with the strap 210 to pass through. After passing through the buckle, the free end of the strap 210 can pass through the buckle and then be fixed to other positions of the strap 210 to form a receiving space, and the size of the receiving space can be easily adjusted to facilitate the user to wear.

Further, the strap 210 may include a belt body 211, and the belt body 211 has a fitting surface 211a and an outer surface 211c disposed opposite to the fitting surface 211a. After the electronic device 100 is worn on the user's wrist through the strap assembly 200, at least part of the abutting surface 211a faces the user's skin and fits the user's body. For example, in the case of no intermediate clothing, at least part of the fitting surface 211a is fitted to the user's skin. When there is an intermediate garment, the fitting surface 211a can fit the garment. It can be understood that, the bonding surface 211a may be flat or curved.

Further, referring to FIG. 4 , taking the strap 210 installed with the functional module 220 as an example, the strap 210 may further include a guide rail 213 arranged along the length direction of the strap body 211 , and the functional module 220 is slidably matched with the guide rail 213 and can slide along the strap body. 211 is moved in the length direction to adjust the position of the belt body 211 . In the embodiment of the present application, the length direction of the belt body 211 can be simply understood as the extension direction of the length dimension of the belt body 211 in a substantially flat state. However, it can be understood that even in the state where the belt body 211 is not flattened, the length direction of the belt body 211 can be intuitively perceived.

Referring to FIG. 3 and FIG. 4 , the functional module 220 is roughly in the shape of a rectangular block, and includes a main body 221 and a matching portion 223 connected to the main body 221 . The main body 221 includes a wireless communication unit (not shown) and a functional device (not shown), the functional device is communicatively connected to the wireless communication unit, and the wireless communication unit is used to communicate with an external device or the electronic device 100 of the wearable device 10 . External devices include but are not limited to mobile phones, tablet computers, laptops and other devices. All the functional modules 220 are located on one side of the belt body 211 , and the matching portion 223 is slidably engaged with the guide rail 213 , so that the functional modules 220 can move along the length direction of the belt body 211 . Further, the body 221 may further include a battery (not shown), the battery may be a lithium battery that can be repeatedly charged and discharged, and the battery is used to power the wireless communication unit and functional devices.

Further, all the functional modules 220 are located on the side where one of the adhering surface 211a and the outer surface 211c is located and there is a space between the other. Specifically, in some embodiments, all the functional modules 220 are located on the side where the outer surface 211c is located, and there is a space between them and the bonding surface 211a. In other words, the functional module 220 may be partially embedded in the belt body 211 and there is a gap between the functional module 220 and the fitting surface 211a, so as to prevent the functional module 220 from protruding from the fitting surface 211a and reducing wearing comfort. In this embodiment, the fitting surface 211a can completely cover the functional module 220 to maintain the integrity of the fitting surface 211a and prevent liquids such as sweat on the wrist from easily flowing to the functional module 220 from the side where the fitting surface 211a is located.

In other embodiments, all the functional modules 220 are located on the side where the bonding surface 211a is located and there is a space between them and the outer surface 211c. In other words, the functional module 220 may be partially embedded in the belt body 211 and spaced from the outer surface 211c to prevent the functional module 220 from protruding from the outer surface 211c, so that the wearable device 10 has better appearance integrity. In this embodiment, the outer surface 211c can completely cover the functional module 220 to maintain the integrity of the outer surface 211c and prevent liquids such as water and oil from easily flowing to the functional module 220 from the side where the outer surface 211c is located. Of course, this structural arrangement can also prevent foreign objects such as dust from easily entering the functional module 220 from the side where the outer surface 211c is located.

In some embodiments, the functional device includes one or more of a heart rate sensor, a blood pressure sensor, a camera, and a fingerprint sensor. Among them, the heart rate sensor can be used to detect the user's heart rate. For example, a detection window can be set on the side of the body 221 that is away from the fitting surface 211a, and the user can move the functional module 220 on the belt body 211 to an appropriate position, and fit it to the radial artery, carotid artery, etc. Accurate heart rate data, and transmit the detected data to the electronic device 100 or an external device through the wireless communication unit. A blood pressure sensor may be used to detect a user's blood pressure. For example, a detection window may be provided on the side of the body 221 facing away from the fitting surface 211a, and the user may move the functional module 220 on the belt body 211 to an appropriate position and press the fingertip against the detection window, or place the detection window on the Press to the ear, carotid artery, etc. to obtain a relatively accurate blood pressure measurement value, and transmit the detection data to the electronic device 100 or an external device through the wireless communication unit. The camera can be used to take images or record videos, and transmit the data to the electronic device 100 of the wearable device 10 or an external device through the wireless communication unit. The fingerprint sensor can be used to verify the identity of the user for use in payment and other usage scenarios, and the data of the fingerprint sensor can also be transmitted to the electronic device 100 or an external device through the wireless communication unit.

In some embodiments, the wireless communication unit is a Bluetooth communication unit. In other embodiments, the wireless communication unit may be a WiFi (Wireless Fidelity) communication unit, or a ZigBee communication unit, or an NFC (Near Field Communication) communication unit. Since the wireless communication unit is used for data transmission, under normal circumstances, the functional module 220 can maintain reliable communication connection with the electronic device 100 or external devices at different positions of the strap 210, thus improving the reliability of the functional module 220.

Of course, it can be understood that, in some embodiments, the functional module 220 can be easily detached from the strap 210, and the detached functional module 220 can also maintain reliable communication connection with the electronic device 100 or an external device. The user can hold the functional module 220 with one hand, and wear the electronic device 100 or hold an external device with the other hand, so as to improve the flexibility of using the functional module 220 and expand the usage scenarios of the functional module 220 . Taking the functional module 220 including a blood pressure sensor as an example, the user can wear the electronic device 100 in one hand, hold the functional module 220 in the other hand and press against other parts of the body to measure blood pressure, and observe blood pressure parameters through the electronic device 100 . Taking the functional module 220 including a camera as an example, the user can hold the functional module 220 in one hand to shoot multiple angles and scenes, and wear the electronic device 100 in the other hand and observe the captured image through the electronic device 100 . When the functional module 220 includes other types of functional devices, the usage process is similar, and details are not repeated here.

The strap 210 of the strap assembly 200 described above may be connected to the electronic device 100 to wear the electronic device 100 to the user's wrist through the strap assembly 200 . The functional device may include one or more of a heart rate sensor, a blood pressure sensor, a camera, a fingerprint sensor, and the like. Since these functional devices are disposed on the strap 210 , the internal installation space of the electronic device 100 can be saved, so as to facilitate the thin and light design of the electronic device 100 . Since the functional module 220 is slidably matched with the guide rail 213 of the strap 210 through the matching portion 223 and can move along the length direction of the strap body 211 , the user can easily adjust the position of the functional module 220 on the strap 210 to improve the use of the functional device Convenience, flexibility, and applicability to a wider population. Because the functional module 220 is communicatively connected to the electronic device 100 or the external device through the wireless communication unit, under normal circumstances, the functional module 220 can maintain reliable communication connection with the electronic device 100 or the external device at different positions of the strap 210 to improve the work reliability.

Referring to FIG. 4 , in this embodiment, there is a gap between the fitting surface 211 a of the belt body 211 and the fitting portion 223 , and the fitting surface 211 a shields the functional module 220 . In other words, the part of the belt body 211 for carrying the guide rails 213 has a certain thickness, so that all the functional modules 220 are located on the side of the fitting surface 211a facing away from the user's wrist. This arrangement can prevent the functional module 220 from pressing against the user's body and reduce wearing comfort.

Of course, in other embodiments, the abutting surface 211a may not block the functional module 220. In the thickness direction of the belt body 211, there is a gap between the abutting surface 211a and the matching portion 223 to prevent the functional module 220 from pressing against the user. body of. For example, the belt body 211 may be provided with a through slot, the guide rail 213 is arranged in the through slot, and the matching portion 223 of the functional module 220 is slidingly engaged with the guide rail 213 in the through slot, so that at least part of the functional module 220 can be exposed to the sticker of the band body 211 The side where the joint surface 211a is located. In this embodiment, the functional module 220 may include a blood pressure sensor, the detection window of the blood pressure sensor may be exposed on the side where the fitting surface 211a is located, and the blood pressure sensor may be moved to a suitable position relative to the belt body 211, such as the position of the radial artery, so as to It is convenient for users to measure blood pressure data in real time and improve the convenience of use.

In the present application, the bonding surface 211a is used as an example to block the functional module 220 . Referring to FIG. 4 , the belt body 211 is provided with an accommodating groove 211b on the side facing away from the bonding surface 211a, the guide rail 213 is provided in the accommodating groove 211b, and at least part of the functional modules 220 are accommodated in the accommodating groove 211b and can be accommodated along the accommodating groove 211b. The groove 211b moves. Further, the guide rail 213 is adhered to the groove wall of the accommodating groove 211b. Specifically, in some embodiments, the strap body 211 is made of silicone material, and the strap body 211 made of silicone material has relatively good flexibility, so that the strap 210 can be smoothly bent and fit the user's body, thereby improving wearing comfort. . In other embodiments, the belt body 211 may also be made of fluororubber, fabric or metal material. The guide rail 213 can be made of plastic and the guide rail 213 has relatively good toughness, so that the guide rail 213 can not only bend and deform with the belt body 211 , but also maintain the guiding and limiting effect on the matching portion 223 . Of course, the guide rail 213 can also be selected from other materials with suitable toughness. In the present application, the belt body 211 is made of silicone material and the guide rail 213 is made of plastic material as an example. The surfaces of the guide rail 213 and the belt body 211 can be provided with a gripping structure and bonded by the glue 215, so that the guide rail 213 can be reliably connected to the belt body 211. . The glue gripping structure can be a rough surface formed by grooves, protrusions, etc., so that the belt body 211 or the guide rail 213 can be reliably connected with the glue 215 through the glue gripping structure.

Further, in some embodiments, the opposite side walls of the accommodating groove 211b extend toward each other at one end away from the abutment surface 211a. Except for the groove walls of the accommodating groove 211b where the functional module 220 is located, the accommodating grooves at other positions The groove wall of the placement groove 211b wraps the guide rail 213 . At the position where the functional module 220 is located, the groove wall of the accommodating slot 211b is squeezed by the functional module 220 to expand outward, so that the body 221 is exposed on the side of the belt body 211 that is away from the bonding surface 211a. With this structure of the strap body 211, a relatively complete appearance surface can be formed on the side of the strap body 211 away from the bonding surface 211a, so as to improve the appearance characteristics of the strap 210 and prevent dust, liquid, etc. from easily entering the accommodating groove 211b Inside. Of course, it can be understood that it is not necessary that the groove wall of the accommodating groove 211b wraps the guide rail 213 . For example, the accommodating groove 211b may form an elongated opening on the side of the belt body 211 that faces away from the abutment surface 211a, so that at least part of the guide rail 213 is exposed on the side of the belt body 211 that faces away from the abutment surface 211a, thereby reducing the The sliding resistance of the small function module 220 in the accommodating groove 211b.

In the embodiment in which the strap 210 is provided with the accommodating groove 211b, the body 221 may slightly protrude from the end of the strap body 211 away from the fitting surface 211a, so as to facilitate the user to touch or drive the functional module 220 to move along the length of the strap body 211. Further, on both sides of the belt body 211 in the width direction, the main body 221 and the matching portion 223 can form a stepped structure, that is, the edge of the main body 221 forms a concave structure, and the end of the belt body 211 away from the fitting surface 211a can be accommodated In the concave structure, the functional module 220 is formed into a half-encased structure to further limit the functional module 220 in the thickness direction of the belt body 211 to prevent the functional module 220 from easily coming out of the accommodating groove 211b. Of course, this setting is not necessary, the body 221 can also be flush with the side of the belt body 211 away from the abutment surface 211a, or the end of the belt body 211 away from the abutment surface 211a can protrude from the body 221 . Of course, it can be understood that the accommodating groove 211b is not necessarily provided.

Continuing to refer to FIGS. 3 and 4 , the matching portion 223 includes a first support arm 2231 and a second support arm 2233 disposed opposite to each other. On the opposite side, the first support arm 2231 and the second support arm 2233 are arranged at intervals in the width direction of the belt body 211 . The first support arm 2231, the second support arm 2233 and the main body 221 together form the chute 220a. At least part of the guide rail 213 passes through the chute 220a, and the first support arm 2231 slides on one side of the guide rail 213. The second support arm 2233 is slidably fitted to the opposite side of the guide rail 213 . The first support arm 2231 and the second support arm 2233 may be formed by extending from the casing (not shown) of the body 221 , and the first support arm 2231 and the second support arm 2233 may also be assembled to the casing of the body 221 .

Further, one end of the first support arm 2231 away from the main body 221 extends toward the second support arm 2233 to form a first extension portion A1, and one side of the guide rail 213 is provided with a first accommodating groove B1 for accommodating the first extension portion A1. One end of the second support arm 2233 away from the main body 221 extends toward the first support arm 2231 to form a second extension portion A2. The opposite side of the guide rail 213 is provided in a second receiving groove B2 for receiving the second extension portion A2. During the sliding process of the functional module 220 along the guide rail 213 , the first extending portion A1 is slidably matched with the first receiving groove B1 to limit and guide the sliding of the functional module 220 along the guide rail 213 . The two accommodating grooves B2 are slidably matched to limit and guide the sliding of the functional module 220 along the guide rail 213 .

Further, in this embodiment, the first support arm 2231 and the second support arm 2233 are axially symmetrical with respect to the guide rail 213 , and the cross section of the first extension portion A1 is one of a triangle, a rectangle, and a trapezoid. The shape of the cross section of the groove B1 matches the shape of the first extension part A1; the cross section of the second extension part A2 is one of a triangle, a rectangle and a trapezoid, and the shape of the cross section of the second receiving groove B2 is the same as that of the second extension part A2. The shape of the extension A2 is matched. Specifically, referring to FIG. 4 , in one embodiment, the cross section of one end of the guide rail 213 away from the abutting surface 211a is substantially T-shaped, and the cross sections of the first extension A1 and the second extension A2 are both rectangular. The side of the part 223 facing the abutment surface 211a has an opening 220b communicating with the chute 220a, and the width of the opening 220b is smaller than the width of the side of the guide rail 213 away from the abutment surface 211a. This structure can not only realize the sliding cooperation between the functional module 220 and the guide rail 213 , but also prevent the functional module 220 from easily coming out of the strap 210 , thereby realizing reliable positioning of the functional module 220 on the strap 210 .

Referring to FIG. 5 , in another embodiment, the cross-sections of the first extension portion A1 and the second extension portion A2 are both triangular, the guide rail 213 has a structure with a wide top and a narrow bottom at one end away from the fitting surface 211a, and the guide rail 213 A first accommodating groove B1 and a second accommodating groove B2 with a triangular cross-section are respectively formed on both sides of the belt body 211 in the width direction for sliding fit with the first extension portion A1 and the second extension portion A2. The first arm 2231, the second arm 2233 and the body 221 form a chute 220a. The side of the fitting portion 223 facing the abutting surface 211a may also have an opening 220b communicating with the chute 220a, and the width of the opening 220b is smaller than that of the guide rail The width of the side of 213 that is far away from the bonding surface 211a. This structure can not only realize the sliding cooperation between the functional module 220 and the guide rail 213 , but also prevent the functional module 220 from easily coming out of the strap 210 , thereby realizing reliable positioning of the functional module 220 on the strap 210 .

Referring to FIG. 6 , in another embodiment, the cross-sections of the first extension portion A1 and the second extension portion A2 are both trapezoidal, and the guide rail 213 has a structure that is wide at the top and narrow at the bottom at one end away from the fitting surface 211 a , and the guide rail 213 A first accommodating groove B1 and a second accommodating groove B2 with trapezoidal cross-sections are respectively formed on both sides of the belt body 211 in the width direction, for sliding fit with the first extension portion A1 and the second extension portion A2. The first arm 2231, the second arm 2233 and the body 221 form a chute 220a. The side of the fitting portion 223 facing the abutting surface 211a may also have an opening 220b communicating with the chute 220a, and the width of the opening 220b is smaller than that of the guide rail The width of the side of 213 that is far away from the bonding surface 211a. This structure can not only realize the sliding cooperation between the functional module 220 and the guide rail 213 , but also prevent the functional module 220 from easily coming out of the strap 210 , thereby realizing reliable positioning of the functional module 220 on the strap 210 .

It can be understood that, in other embodiments, the first extension portion A1 and the second extension portion A2 can also be in other shapes, such as a pentagon or other polygons or semicircles, and the guide rail 213 is used for the first support arm 2231 The part where the second support arm 2233 is slidably matched can match the shapes of the first support arm 2231 and the second support arm 2233 .

Of course, the matching portion 223 may also have other shapes. 7, in some embodiments, the guide rail 213 is provided with a guide groove 213a, and the end of the first arm 2231 away from the body 221 and the end of the second arm 2233 away from the body 221 are all penetrated in the guide groove 213a, and The side of the first support arm 2231 facing away from the second support arm 2233 and the side of the second support arm 2233 facing away from the first support arm 2231 are both slidably engaged with the guide rail 213 .

Specifically, in this embodiment, the end of the first support arm 2231 away from the body 221 extends to the side away from the second support arm 2233 to form a first extension A1 , and the guide groove 213 a includes a guide groove 213 a provided on one side of the guide rail 213 . In the first accommodating groove B1, the first extending portion A1 is accommodated in the first accommodating groove B1. One end of the second support arm 2233 away from the main body 221 extends to the side away from the first support arm 2231 to form a second extension A2. The guide groove 213a includes a second receiving groove B2 on the opposite side of the guide rail 213. The two extension parts A2 are accommodated in the second accommodating groove B2. During the sliding process of the functional module 220 along the guide rail 213 , the first extending portion A1 is slidably matched with the first receiving groove B1 to limit and guide the sliding of the functional module 220 along the guide rail 213 . The two accommodating grooves B2 are slidably matched to limit and guide the sliding of the functional module 220 along the guide rail 213 .

In this embodiment, the first support arm 2231 and the second support arm 2233 may be axially symmetrical, and the cross section of the first extension portion A1 is one of a triangle, a rectangle, and a trapezoid, and the first receiving groove B1 The shape of the cross section matches the shape of the first extension part A1; the cross section of the second extension part A2 is one of a triangle, a rectangle and a trapezoid, and the shape of the cross section of the second receiving groove B2 is the same as that of the second extension part A2 match the shape of , and will not be repeated here.

Further, in this embodiment, the side of the guide rail 213 facing away from the fitting surface 211a has a notch 213b communicating with the guide groove 213a, and the width of the notch 213b is smaller than the width of the end of the matching portion 223 away from the body 221 . In other words, in this embodiment, in the thickness direction of the belt body 211, the guide grooves 213a have a structure that is narrow at the top and wide at the bottom. Taking the cross section of the first extension portion A1 and the second extension portion A2 as a triangle as an example, the guide groove 213 a slidingly matched with the first support arm 2231 and the second support arm 2233 is in the shape of a dovetail groove. This structure can not only realize the sliding cooperation between the functional module 220 and the guide rail 213 , but also prevent the functional module 220 from easily coming out of the strap 210 , thereby realizing reliable positioning of the functional module 220 on the strap 210 . In the embodiment in which the cross-sections of the first extension part A1 and the second extension part A2 are in other shapes, the shape of the guide groove 213a may match the shape of the first extension part A1 and the second extension part A2. Repeat.

Further, with reference to FIG. 8 , in some embodiments, one of the belt body 211 and the functional module 220 is provided with a magnet 231 , and the other is provided with a magnetic fitting 233 for attracting the magnet 231 . , so that the positions of the functional module 220 and the strap 210 are relatively fixed. Specifically, the magnetically attractive fitting 233 may be a magnetic metal member such as iron, cobalt, nickel and alloys thereof. The magnetic attraction fitting 233 can be disposed on the body 221 or on the matching portion 223 . A plurality of magnets 231 may be disposed on the groove wall of the accommodating groove 211b at intervals, so that the functional module 220 can be positioned reliably at the positions where the magnets 231 are disposed.

Referring to FIG. 9 , in other embodiments, the guide rail 213 may include a first chain 2131 and a second chain 2133 arranged opposite to each other, and the matching portion 223 is slidably disposed between the first chain 2131 and the second chain 2133 and can make the first chain 2131 and the second chain 2133 slide. The chain 2131 and the second chain 2133 are engaged with or disengaged from each other. Specifically, the first chain 2131 includes teeth spaced along the length direction of the belt body 211 , and recessed areas are formed between adjacent teeth, and the second chain 2133 also includes a plurality of teeth spaced along the length direction of the belt body 211 . , a concave area is formed between adjacent teeth, the teeth of the first chain 2131 correspond to the concave area of the second chain 2133, and the concave area of the first chain 2131 corresponds to the teeth of the second chain 2133. When the 2131 and the second chain 2133 slide in one direction, the first chain 2131 and the second chain 2133 can be engaged with each other. The first chain 2131 and the second chain 2133 are disengaged. In other words, the matching portion 223 forms a zipper system with the first chain 2131 and the second chain 2133. The first chain 2131 and the second chain 2133 can not only guide the sliding of the functional module 220 on the strap 210, but also enable the functional module 220 to slide on the strap 210. The limit of the strap 210 .

The technical features of the above-described embodiments can be combined arbitrarily. For the sake of brevity, all possible combinations of the technical features in the above-described embodiments are not described. However, as long as there is no contradiction between the combinations of these technical features, All should be regarded as the scope described in this specification.

The above-mentioned embodiments only represent several embodiments of the present application, and the descriptions thereof are relatively specific and detailed, but should not be construed as a limitation on the scope of the patent application. It should be pointed out that for those skilled in the art, without departing from the concept of the present application, several modifications and improvements can be made, which all belong to the protection scope of the present application. Therefore, the scope of protection of the patent of the present application shall be subject to the appended claims.

Claims (16)

1. A strap assembly is characterized in that, comprising: a strap for connecting to an electronic device; the strap includes a strap body and a guide rail disposed along the length of the strap body; and A functional module includes a main body and a matching part connected to the main body, the main body includes a wireless communication unit and a functional device, the functional device is communicatively connected to the wireless communication unit, and the wireless communication unit is used to communicate with the electronic Device or external device communication; all the functional modules are located on one side of the belt body and the matching portion is slidingly matched with the guide rail, so that the functional modules can move along the length direction of the belt body. 2 . The strap assembly according to claim 1 , wherein the belt body has a bonding surface and an outer surface opposite to the bonding surface, and all the functional modules are located on the bonding surface, 2 . One of the outer surfaces is on the side and spaced from the other, and is covered by the other. 3 . The strap assembly according to claim 2 , wherein the body comprises a battery, and the battery is used for powering the wireless communication unit and the functional device. 4 . 4 . The strap assembly according to claim 1 , wherein the strap body has an abutting surface and an outer surface opposite to the abutting surface, and the strap body faces away from the abutting surface. 5 . An accommodating groove is provided on one side of the duct, and the guide rail is arranged in the accommodating groove. 5 . The strap assembly according to claim 4 , wherein the guide rail is adhered to the groove wall of the accommodating groove. 6 . 6 . The strap assembly according to claim 4 , wherein the functional module is capable of pressing the groove wall of the accommodating groove to expand part of the groove wall of the accommodating groove, and make the accommodating groove outward. 7 . The main body is exposed on the side of the belt body facing away from the fitting surface, and the other part of the groove wall of the accommodating groove wraps the guide rail. 7 . The strap assembly according to claim 4 , wherein the guide rail comprises a first chain and a second chain oppositely arranged, and the matching portion is slidably arranged on the first chain and the second chain. 8 . The first chain and the second chain can be engaged or disengaged from each other. 8. The strap assembly according to any one of claims 1-6, wherein the matching portion comprises a first support arm and a second support arm arranged oppositely, the first support arm, the first support arm and the second support arm. The two support arms and the main body together form a chute, at least part of the guide rails pass through the chute, and the first support arm is slidably fitted to one side of the guide rail, and the second support arm is slidably fitted on the opposite side of the rail. 9 . The strap assembly according to claim 8 , wherein one end of the first support arm away from the body extends toward the second support arm to form a first extension portion, and one side of the guide rail A first accommodating groove is provided for accommodating the first extension part; the end of the second support arm away from the body extends toward the first support arm to form a second extension part, and the opposite other side of the guide rail is provided. One side is set in a second receiving groove for receiving the second extending portion. 10 . The strap assembly according to claim 8 , wherein one end of the matching portion away from the body has an opening that communicates with the chute, and the width of the opening is smaller than the width of the guide rail that is close to the guide rail. 11 . The width of one end of the body. 11. The strap assembly according to any one of claims 1-6, wherein the matching portion comprises a first support arm and a second support arm that are arranged opposite to each other, the guide rail is provided with a guide groove, and the One end of the first support arm away from the body and one end of the second support arm away from the body are both penetrated through the guide groove, and the first support arm faces away from the second support arm The side of the second support arm and the side of the second support arm facing away from the first support arm are both slidably matched with the guide rail. 12 . The strap assembly according to claim 11 , wherein an end of the first support arm away from the body extends to a side away from the second support arm to form a first extension portion, the The guide groove includes a first accommodating groove on one side of the guide rail, and the first extension is accommodated in the first accommodating groove; the end of the second arm away from the main body faces away from the first accommodating groove. One side of the support arm extends to form a second extension portion, the guide groove includes a second accommodating groove provided on the opposite side of the guide rail, and the second extension portion is accommodated in the second accommodating groove. 13 . The strap assembly according to claim 11 , wherein one end of the guide rail close to the body has a notch communicating with the guide groove, and the width of the notch is smaller than the width of the matching portion. 14 . The width of the end away from the body. 14. The strap assembly according to any one of claims 1-6, wherein one of the strap body and the functional module is provided with a magnet, and the other is provided with a magnetic attraction fitting, so The magnetic attraction fitting is used for attracting the magnet, so that the position of the functional module and the strap is relatively fixed. 15. The strap assembly according to any one of claims 1-6, wherein the functional device comprises one or more of a heart rate sensor, a blood pressure sensor, a camera, and a fingerprint sensor. 16. A wearable device, comprising an electronic device and the strap assembly according to any one of claims 1-15.

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