WO2022111377A1

WO2022111377A1 - Watch band and wearable electronic device

Info

Publication number: WO2022111377A1
Application number: PCT/CN2021/131550
Authority: WO
Inventors: 杨荣广; 张斌; 田国强
Original assignee: 华为技术有限公司
Priority date: 2020-11-24
Filing date: 2021-11-18
Publication date: 2022-06-02
Also published as: CN214317214U

Abstract

A watch band (20) comprising a first watch band (22) and a second watch band (23). An inner side surface of the first watch band (22) is recessed to form an accommodating groove (222). The watch band (20) further comprises: a watch band buckle (24), the watch band buckle (24) being connected to the first watch band (22) and the second watch band (23), the watch band buckle (24) comprising an adjusting plate (2464) which is used for adjusting the length of the watch band (20), the adjusting plate (2464) being provided in the accommodating groove (222); and an air bag (21), the airbag (21) being accommodated in the accommodating groove (222), and covering the adjusting plate (2464). Also provided is a wearable electronic device. The device is convenient to use, convenient to carry and simple in appearance, and can also implement convenient length adjustment.

Description

Watch straps and wearable electronic devices

This application claims the priority of the Chinese patent with the application number 202022744948.1 and the application name "Watchband and Wearable Electronic Device" filed with the China Patent Office on November 24, 2020, the entire contents of which are incorporated into this application by reference.

technical field

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

Background technique

At present, blood pressure is usually measured using an arm sphygmomanometer or a wrist sphygmomanometer. However, the arm-type sphygmomanometer and the wrist-type sphygmomanometer are relatively large in size and are inconvenient to carry and use. Moreover, blood pressure measurement usually needs to go to a designated place, such as a medical institution for measurement, which will make it difficult to measure blood pressure anytime and anywhere.

SUMMARY OF THE INVENTION

In view of the above, it is necessary to provide a watch strap and a wearable electronic device, which are convenient to use, easy to carry, simple in appearance, and easy to adjust in length.

A first aspect of the present application provides a watchband, the watchband includes a first watchband and a second watchband:

A receiving groove is recessed on the inner side of the first watchband;

The strap also includes:

A watch strap buckle is connected to the first watch strap and the second watch strap, and the watch strap buckle includes an adjustment plate, and the adjustment plate is used to adjust the length of the watch strap, and the adjustment the plate is arranged in the receiving groove;

The airbag is accommodated in the accommodating groove and covers the adjusting plate.

In the present application, a receiving groove is formed by recessing the inner side of the long first watchband, the adjustment plate of the watchband buckle is arranged at the bottom of the receiving groove, and the other parts of the watchband buckle can be driven by the adjustment plate. The length of the watch strap is adjusted by the movement of the components, so that the length can be easily adjusted. By accommodating the air bag in the receiving groove and covering the adjustment plate, the air bag can be hidden inside the watch strap, which is convenient and convenient to use. Portable and simple in appearance.

In some embodiments, the airbag is installed in the accommodating slot by rivets, snap-in slots, double-sided tape or glue dispensing.

In the present application, the airbag can be installed in the receiving groove by providing various installation methods.

In some embodiments, a guide through groove and a plurality of adjustment holes are formed at the bottom of the receiving groove, and the guide through groove and the plurality of adjustment holes are arranged along the length direction of the first watch band. The belt buckle also includes a guide block and at least one adjustment column, the guide block is fixedly connected to the adjustment plate through the guide through groove, and at least one of the adjustment columns is arranged on the bottom of the adjustment plate toward the receiving groove. On the side surface, each adjustment column is accommodated in one adjustment hole among the plurality of adjustment holes, and is used for adjusting from the adjustment hole to the other adjustment holes according to the operation.

The present application provides a method for adjusting the length of a watch band through a guide through groove, an adjustment hole, an adjustment plate, a guide block and an adjustment column.

In some embodiments, a plurality of adjusting grooves are formed at the bottom of the receiving groove, each adjusting groove is arranged along the width direction of the first watchband, and the watchband buckle further includes at least one adjusting member, at least one adjusting groove. The adjusting pieces are arranged on the side of the adjusting plate facing the bottom of the receiving groove, each adjusting piece is received in one adjusting groove among the plurality of adjusting grooves, and is used for adjusting from the adjusting groove according to the operation into other adjustment slots.

The present application provides another way of adjusting the length of the watch band through the adjusting slot, the adjusting plate and the adjusting member.

In some embodiments, the watch strap buckle further includes a watch strap buckle cover, a first fork plate, a second fork plate, a fixed shaft and an adjustment member, the watch strap buckle cover is formed with a fixed shaft, and the watch strap The buckle cover is hingedly connected to the second watchband through the fixed shaft, the first fork plate is fixedly connected to the watchband buckle cover, and one end of the first fork plate is connected to one end of the second fork plate Hinged connection, the second fork plate and the strap buckle cover are snapped together, the adjustment piece includes the adjustment plate, and the adjustment piece is limited by the fixed shaft and the second fork plate at the cover the strap buckle.

In some embodiments, the strap buckle includes a positioning pin, a first fixing hole is formed on the first prong plate, a second fixing hole is formed on the strap buckle cover, and the positioning pin is fixed on the inside the first fixing hole and the second fixing hole.

In the present application, the first fork plate is fixedly connected to the watchband buckle cover through the positioning pin, the first fixing hole and the second fixing hole.

In some embodiments, a stop shaft is further formed on the watchband buckle cover, and the stop shaft and the bottom plate of the watchband buckle cover are spaced apart from each other to form a stop space, and the first fork plate has a stop space. A first fork plate opening is formed on the end, the second end of the first fork plate is hingedly connected with the second fork plate, a second fork plate opening is formed on the second fork plate, and the second fork plate is formed with a second fork plate opening. A stop plate is formed at the opening of the second fork plate, the stop plate faces the strap buckle cover, and the stop plate is limited by the stop shaft through the opening of the first fork plate in the stop space.

In the present application, the second fork plate and the strap buckle cover are snapped together through the stop plate, the opening of the first fork plate, the stop shaft and the stop space.

In some embodiments, a limit arc groove is further formed on the strap buckle cover, a hook block is formed at the end face of the first end of the second fork plate, and the second end of the second fork plate is connected to the The first fork plate is hingedly connected, and the opposite side edges of the first end of the second fork plate are also formed with two oppositely arranged limit plates, and the limit plates are arranged on the strap buckle cover. On the bottom of the limit arc groove, two first limit holes arranged oppositely are formed on the two limit plates, and the adjustment member further includes two opposite side walls, and the two side walls are arranged on the The bottom of the limit arc groove of the strap buckle cover is located on the outer side of the limit plate, the two side walls are formed with oppositely arranged second limit holes, and the two ends of the fixed shaft are accommodated in In the first limit hole and the second limit hole, the middle part of the fixed shaft is arranged in the limit arc groove, and the hook block is hooked on the fixed shaft.

In the present application, the second fork plate is snapped together with the strap buckle cover, and the limit arc groove, the hook block, the first limit hole, the second limit hole and the fixed shaft make the adjustment member limited to the The strap buckle is covered.

In some embodiments, the strap buckle further includes a buckle plate, the buckle plate covers the second prong plate, two protruding pieces are provided on both sides of the buckle plate, and two side walls are provided with two protruding pieces. Oppositely arranged positioning grooves are formed thereon, and the positioning grooves are used for accommodating the protruding pieces.

In the present application, the gusset plate is fixed on the adjustment piece through the protruding piece and the positioning groove.

In some embodiments, the length of the first strap is greater than the length of the second strap.

A second aspect of the present application provides a wearable electronic device, wherein the wearable electronic device includes the watch strap described in any one of the above.

Description of drawings

FIG. 1 is a schematic diagram of the wearable electronic device of the present application.

FIG. 2 is a schematic diagram of the wristwatch according to the first embodiment of the application.

FIG. 3 is a schematic diagram of the watch band of FIG. 2 .

FIG. 4 is an exploded schematic view of the watch band shown in FIG. 3 .

FIG. 5 is a schematic diagram of the airbag hidden by the watchband shown in FIG. 4 .

FIG. 6 is an exploded schematic view of the airbag and the first wristband in FIG. 4 .

FIG. 7 is a schematic view of the watch strap buckle in FIG. 4 from another perspective.

FIG. 8 is an exploded schematic view of the strap buckle shown in FIG. 7 .

FIG. 9 is a schematic cross-sectional view of the strap buckle in FIG. 8 .

FIG. 10 is a schematic diagram of a watch band according to a second embodiment of the present application.

FIG. 11 is a schematic diagram of the watchband concealing the airbag shown in FIG. 10 .

FIG. 12 is a schematic diagram of the strap buckle shown in FIG. 10 .

FIG. 13 is an exploded schematic view of the strap buckle of FIG. 12 .

Description of main component symbols

Wearable Electronic Device 100

Processor 101

memory 102

Antenna 103

Communication module 104

Airbag 21

Inflator 105

PPG 106

ECG 107

Wireless charging module 108

Display 109

watch 1

Body 10

Strap 20

The first strap 22

Second strap 23

Buckle 24

Air nozzle 211

inner side 221

Containment slot 222

Rivets 212

Positioning hole 223

Guide channel 224

Adjustment hole 225

Fixing hole 231

Strap buckle cover 241

The first fork plate 242

Second fork plate 243

Fixed shaft 244

gusset 245

Adjustment piece 246

Limit arc slot 2411

Connecting shaft 2412

Stop shaft 2413

Bottom plate 2414

Stop space 2415

The opening of the first fork plate 2421

Locating pin 247

The first fixing hole 2422

The second fixing hole 2416

Hook block 2431

Limit plate 2432

The first limit hole 2433

The opening of the second fork plate 2434

Stop plate 2435

The first side of the opening of the second fork plate 2436

The second side of the second fork plate opening 2437

Card slot 2451

Protruding piece 2452

side wall 2461

extension wall 2462

Guide block 2463

Adjustment board 2464

Adjustment column 2465

Positioning slot 2466

The second limit hole 2467

Limited space 2468

Adjustment slot 226

Adjustment piece 2469

Detailed ways

Hereinafter, the terms "first" and "second" are only used for descriptive purposes, and should not be construed as indicating or implying relative importance or implicitly indicating the number of indicated technical features. Thus, features defined as "first", "second" may expressly or implicitly include one or more of said features. In the description of the embodiments of the present application, words such as "for example" are used to represent examples, illustrations or illustrations. Any embodiment or design described in the embodiments of the present application as "for example," should not be construed as preferred or advantageous over other embodiments or designs. Rather, use of words such as "such as" is intended to present the related concepts in a specific manner.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field in this application. Terms used in the specification of the present application are for the purpose of describing specific embodiments only, and are not intended to limit the present application. It should be understood that in this application, unless stated otherwise, "plurality" refers to two or more than two.

Referring to FIG. 1 , it is a schematic diagram of a wearable electronic device 100 of the present application. The wearable electronic device 100 may be a watch, a wristband, or the like. The wearable electronic device 100 may include a processor 101, a memory 102, an antenna 103, a communication module 104, an airbag 21, an inflatable device 105, a PPG (photoplethysmograph) 106, an ECG (electrocardiograph, an electrocardiograph) 107, Wireless charging module 108, display screen 109, etc. Those skilled in the art can understand that the structure shown in FIG. 1 does not constitute a limitation on the wearable electronic device 100 , and the wearable electronic device 100 may include more or less components than those shown in the figure, or a combination thereof Some parts, or split some parts, or different parts arrangement.

The processor 101 may be a central processing unit (Central Processing Unit, CPU), or other general-purpose processors, digital signal processors (Digital Signal Processor, DSP), application specific integrated circuit (Application Specific Integrated Circuit, ASIC), Field-Programmable Gate Array (FPGA) or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components, etc. The processor 101 can be a microprocessor or the processor can also be any conventional processor, etc. The processor 101 is the control center of the wearable electronic device 100, and uses various interfaces and lines to connect the entire wearable electronic device Various parts of the electronic device 100 .

The memory 102 can be used to store software programs and/or modules/units, and the processor 101 executes or executes the software programs and/or modules/units stored in the memory 102 and calls the software programs and/or modules/units stored in the memory 102. data to realize various functions of the wearable electronic device 100 . The memory 102 may mainly include a stored program area and a stored data area, wherein the stored program area may store an operating system, an application program required for at least one function (such as a sound playback function, an image playback function, etc.), and the like; the storage data area may Data (such as audio data, etc.) created according to the use of the wearable electronic device 100 and the like are stored. In addition, the memory 102 may include non-volatile computer readable memory such as hard disk, internal memory, plug-in hard disk, Smart Media Card (SMC), Secure Digital (SD) card, Flash memory card (Flash) Card), at least one magnetic disk storage device, flash memory device, or other non-volatile solid state storage device.

The antenna 103 can be used to transmit and receive electromagnetic wave signals.

The communication module 104 may be a wireless communication module such as WLAN (eg Wi-Fi network), BR/EDR, BLE, GNSS, FM, etc. The communication module 104 may also be a communication module that can transmit signals through the antenna 103 so that other devices can discover.

The airbag 21 is used to collect the blood pressure information of the user by contacting the wrist skin. The airbag 21 can also implement other functions, such as micro-adjustment and other functions.

The inflating device 105 is used to inflate the airbag 21, so that the airbag 21 squeezes the user's arm, so that the airbag 21 can collect the blood pressure information of the user.

The ECG 107 can be used to collect data of changes in the user's electrocardiogram. The ECG 107 can also collect the data of the user's electrocardiogram changes together with the PPG 106 . The ECG 107 may include ECG electrodes for contact with the skin of the wrist to acquire electrical signals related to the electrocardiogram.

The wireless charging module 108 may include a charging coil for coupling with the charging coil in the charging base to implement wireless charging of the wearable electronic device 100 . The charging coil may be an FPC (Flexible Printed Circuit, flexible printed circuit) coil or the like.

The display screen 109 can be used to display images, prompt information and the like. The display screen 109 can adopt a liquid crystal display (liquid crystal display, LCD), an organic light-emitting diode (organic light-emitting diode, OLED) display screen, an active-matrix organic light emitting diode (active-matrix organic light emitting diode, AMOLED) display, flexible light-emitting diode (flexible light-emitting diode, FLED) display, quantum dot light emitting diode (quantum dot light emitting diodes, QLED) display, etc.

This embodiment is described by taking the wearable electronic device 100 as a watch as an example, and it is understood that the embodiment of the present application may also be other wearable electronic devices such as a wristband.

Please also refer to FIG. 2 , which is a schematic diagram of the wristwatch 1 according to the first embodiment of the present application. As shown in FIG. 2 , the watch 1 includes a watch body 10 and a watch band 20 . The processor 101 , the memory 102 , the communication module 104 , the inflator 105 , the PPG 106 , the ECG 107 , and the wireless charging module 108 are disposed in the watch body 10 . The antenna 103 can be arranged inside the watch body 10 or outside the watch body 10 . The display screen 109 may be disposed on the surface of the watch body 10 . The watch band 20 is connected to the watch body 10 . The airbag 21 is provided on the watch band 20 . The airbag 21 extends from the watch band 20 to the detachable connection between the watch body 10 and the inflation device 105 . If the watch 1 is worn on the user's wearing position, for example, the user's wrist, the airbag 21 is in close contact with the user's wearing position.

Please refer to FIGS. 3-4 at the same time. FIG. 3 is a schematic diagram of the watch strap 20 according to the first embodiment of the application, and FIG. 4 is an exploded schematic view of the watch strap 20 according to the first embodiment of the application. The watch band 20 includes the air bag 21 , a first watch band 22 , a second watch band 23 and a watch band buckle 24 . The airbag 21 is disposed on the first watch band 22 and extends from the first watch band 22 to the watch body 10 . The airbag 21 may be mainly made of elastic materials such as rubber or elastic plastic. In this embodiment, the shape of the airbag 21 matches the shape of the first watch band 22 . Obviously, the shape of the airbag 21 can be changed as required. The airbag 21 can also be equipped with a cloth cover, which can improve the wearing comfort of the airbag 21 . The balloon 21 may expand upon inflation and deflate upon release of gas. The maximum height of the air bag 21 after being inflated is 0.6-1 mm. Preferably, the maximum height of the air bag 21 after being inflated is 0.8 mm. Obviously, the maximum height of the airbag 21 after being inflated can also be any other suitable value. When the airbag 21 is disposed on the first watchband 22 , the airbag 21 covers the inner side of the first watchband 22 . The inner side of the airbag 21 is in close contact with the wearing position of the user. The airbag 21 includes an air nozzle 211 . The air nozzle 211 is provided on the outer side of the portion of the airbag 21 extending to the surface body 10 . The airbag 21 receives inflation from the inflation device through the air nozzle 211 .

The length of the first watch band 22 is greater than the length of the second watch band 23 . The strap buckle 24 is connected to the first strap 22 and the second strap 23 . Specifically, the first end of the first watch band 22 and the first end of the second watch band 23 are connected by the watch band buckle 24 . Wherein, the second end of the first watch band 22 is detachably connected to the first end of the watch body 10 , and the second end of the second watch band 23 and the second end of the watch body 10 are detachable Disassembled connection. The first watch band 22 and the second watch band 23 can jointly fix the watch body 10 at the wearing position of the user to realize wearing.

Please refer to FIGS. 5-6 , FIG. 5 is a schematic diagram of the airbag 21 hidden in the watchband 20 according to the first embodiment of the application, and FIG. 6 is the airbag 21 and the first watchband 22 in the watchband 20 according to the first embodiment of the application. Schematic diagram of the decomposition. A receiving groove 222 is recessed on the inner side surface 221 of the first watch band 22 . The depth of the receiving groove 222 may be 0.6˜1 mm. Preferably, the depth of the receiving groove 222 is 0.8 mm. Obviously, the depth of the receiving groove 222 can also be any other suitable value. The accommodating groove 222 is used for accommodating the airbag 21 . The airbag 21 can be detachably installed in the receiving groove 222 by means of rivets, buckle slots, and the like. In this embodiment, the airbag 21 is installed in the receiving groove 222 by means of rivets 212 . Specifically, the rivet 212 is fixed on the airbag 21 by means of heat fusion or the like. A positioning hole 223 is formed at the bottom of the receiving groove 222 on the first watch band 22 . The rivet 212 passes through the positioning hole 223 to fix the airbag 21 on the first strap 22 . The airbag 21 can be fixedly installed in the receiving groove 222 by means of double-sided tape or dispensing water. Obviously, the airbag 21 can also be fixed and integrated with the watch band 20 by means of heat fusion or the like. When the airbag 21 is accommodated in the accommodating groove 222 , the bottom of the accommodating groove 222 of the first watch band 22 is shielded. A guide through groove 224 and a plurality of adjustment holes 225 are also formed at the bottom of the receiving groove 222 . The guiding through grooves 224 and the plurality of adjusting holes 225 are disposed along the length direction of the first watch band 22 . In this embodiment, the plurality of adjustment holes 225 are divided into two rows and distributed on both sides of the guide through groove 224 . The second end of the second watch band 23 is formed with a fixing hole 231 (as shown in FIG. 4 ).

Please refer to FIGS. 7-9 , FIG. 7 is a schematic diagram of another perspective view of the watch strap buckle 24 in the watch strap 20 of the first embodiment of the application, and FIG. 8 is an exploded schematic view of the watch strap buckle 24 of the first embodiment of the application, FIG. 9 is a schematic cross-sectional view of the strap buckle 24 according to the first embodiment of the present application. The strap buckle 24 includes a strap buckle cover 241 , a first fork plate 242 , a second fork plate 243 , a fixed shaft 244 , a buckle plate 245 and an adjustment member 246 . A limit arc groove 2411 and a connecting shaft 2412 are formed on the strap buckle cover 241 . The strap buckle cover 241 is hingedly connected to the second strap 23 through the connecting shaft 2412 . Limiting arc groove 2411 Specifically, a limiting arc groove 2411 is formed on the inner side of the first end of the strap buckle cover 241 . A connecting shaft 2412 is formed on the second end of the strap buckle cover 241 . The strap buckle cover 241 is hingedly connected to the second end of the second strap 23 through the connecting shaft 2412 and the fixing hole 231 . A stop shaft 2413 is further formed between the first end of the watchband buckle cover 241 and the second end of the watchband buckle cover 241 on the watchband buckle cover 241 . The stop shaft 2413 and the bottom plate 2414 of the strap buckle cover 241 are spaced apart from each other to form a stop space 2415 .

A first fork plate opening 2421 is formed on the first fork plate 242 , and one end of the first fork plate 242 is hingedly connected to one end of the second fork plate 243 . Specifically, a first fork plate opening 2421 is formed on the first end of the first fork plate 242 , and the second end of the first fork plate 242 is hingedly connected to one end of the second fork plate 243 . The first fork plate 242 is fixedly connected with the strap buckle cover 241 . In this embodiment, the strap buckle 24 includes a positioning pin 247 . A first fixing hole 2422 is formed on the first fork plate 242 , and a second fixing hole 2416 is formed on the strap buckle cover 241 . The positioning pin 247 is fixed in the first fixing hole 2422 and the second fixing hole 2416 to fix the first fork plate 242 to the strap buckle cover 241. The positioning pin 247 can be a screw or pins, etc.

A hook block 2431 is formed at the end surface of the first end of the second fork plate 243 . The hook block 2431 is accommodated in the limiting arc groove 2411 . Two opposing limiting plates 2432 are also formed on opposite two sides of the first end of the second fork plate 243 . The limiting plate 2432 is disposed on the bottom of the limiting arc groove 2411 of the strap buckle cover 241 . Oppositely disposed first limiting holes 2433 are formed on the two limiting plates 2432 . The second fork plate 243 is engaged with the strap buckle cover 241 . In this embodiment, a second fork plate opening 2434 is formed on the second fork plate 243 . The second fork plate opening 2434 is formed between the first end of the second fork plate 243 and the second end of the second fork plate 243 . A stop plate 2435 is formed at the opening 2434 of the second fork plate 243 . The stop plate 2435 faces the strap buckle cover 241 . In this embodiment, the stop plate 2435 is formed on the first side edge 2436 of the second fork plate opening 2434 of the second fork plate 243 . The stop plate 2435 and the first side edge 2436 of the opening of the second fork plate form an obtuse angle θ. The first side edge 2436 of the second fork plate opening is away from the first end of the second fork plate 243 relative to the second side edge 2437 of the second fork plate opening. The stop plate 2435 is limited in the stop space 2415 by the stop shaft 2413 through the first fork plate opening 2421 . In this embodiment, the stop plate 2435 passes through the first fork plate opening 2421 , passes through the stop shaft 2413 , extends into the stop space 2415 , and is limited by the stop shaft 2413 In the stop space 2415 , the second fork plate 243 is fastened with the first fork plate 242 . If the stop plate 2435 is separated from the stop space 2415 , the second fork plate 243 and the first fork plate 242 are disengaged. The second end of the second fork plate 243 is hingedly connected with the first fork plate 242 . The second end of the second fork plate 243 is hingedly connected with the second end of the first fork plate 242 .

The pinch plate 245 covers the second fork plate 243 . The pinch plate 245 covers the second fork plate opening 2434 . One end of the gusset plate 245 covering the hook block 2431 is formed with a holding groove 2451 at the end surface of the end. Two protruding pieces 2452 are provided on both sides of the gusset plate 245 .

The adjusting member 246 is limited to the strap buckle cover 241 by the fixing shaft 244 and the second fork plate 243 . In this embodiment, the adjusting member 246 includes two oppositely disposed side walls 2461 , an extending wall 2462 , a guide block 2463 , an adjusting plate 2464 and at least one adjusting column 2465 . The two side walls 2461 are disposed on the bottom of the limiting arc groove 2411 of the strap buckle cover 241 and are located outside the limiting plate 2432 . Opposite positioning grooves 2466 are formed on the two side walls 2461 . The positioning groove 2466 is used for receiving the protruding piece 2452 . Therefore, the pinching plate 245 can be positioned on the adjusting member 246 . Oppositely disposed second limiting holes 2467 are formed on the two side walls 2461 . The extension wall 2462 is arranged between the ends of the two side walls 2461 arranged on the strap buckle cover 241 , is fixedly connected with the ends of the two side walls 2461 , and is arranged at the end of the two side walls 2461 . The outer side of the hook block 2431. A limiting space 2468 is formed between the extending wall 2462 and the fixing shaft 244 . Both ends of the fixing shaft 244 are accommodated in the first limiting hole 2433 and the second limiting hole 2467 , and the middle portion of the fixing shaft 244 is disposed in the limiting arc groove 2411 . The hook block 2431 is hooked on the fixed shaft 244 . In this embodiment, the hook block 2431 is hooked on the fixed shaft 244 through the limiting space 2468 . In the present application, the adjusting member 246 is limited in the position by the hook block 2431 hooked on the fixed shaft 244 and the stop plate 2435 being limited by the stop shaft 2413 in the stop space 2415 on the strap buckle cover 241.

The guide block 2463 is disposed between the two side walls 2461 , and the first end of the guide block 2463 is fixedly connected with the extension wall 2462 . The guide block 2463 passes through the holding groove 2451 . The guide block 2463 is fixedly connected to the adjustment plate 2464 through the guide through groove 224 . Specifically, the guide block 2463 passes through the guide through groove 224 and is fixedly connected with the adjustment plate 2464 . Wherein, the guide block 2463 can slide in the guide through groove 224 . The adjustment plate 2464 is used to adjust the length of the strap 20 (see FIG. 2 ). Wherein, the adjustment plate 2464 is fixedly connected with the second end of the guide block 2463 . The adjusting plate 2464 is also disposed in the receiving groove 222 . The airbag 21 is accommodated in the accommodating groove 222 and covers the adjusting plate 2464 . At least one adjustment post 2465 is disposed on the side of the adjustment plate 2464 facing the bottom of the receiving slot 222 . Each adjustment post 2465 is received in one adjustment hole 225 of the plurality of adjustment holes 225 , and is used to adjust from the adjustment hole 225 to the other adjustment holes 225 according to the operation. In this embodiment, the number of the adjustment columns 2465 is four, which are evenly arranged on both sides of the guide block 2463 . The adjustment posts 2465 are accommodated in four adjustment holes 225 of the plurality of adjustment holes 225 , and can be adjusted from the four adjustment holes 225 to other adjustment holes 225 . The adjustment piece 246 can pass through the guide through groove 224 through the guide block 2463 , so that the extension wall 2462 is located at the outer side of the first watch band 22 , and the adjustment plate 2464 is located on the first watch band 22 The inner side of the strap is connected to the strap buckle 24 and the first strap 22 through the adjusting column 2465 received in the adjusting hole 225 .

When the length of the watch band needs to be adjusted, the stop plate 2435 is disengaged from the stop space 2415 so that the second fork plate 243 and the first fork plate 242 are disengaged, and the second fork plate 243 is disengaged from the first fork plate 242 243 is rotatable relative to the first fork plate 242 . At this time, the strap buckle cover 241 and the first fork plate 242 are fixed together, and the second fork plate 243 , the fixing shaft 244 , the buckle plate 245 and the adjusting member 246 are fixed together. Rotating the adjusting member 246 around the fixed shaft 244 in a first direction by a predetermined angle, for example, by 90 degrees, the adjusting member 246 will drive the first watch band 22 to rotate the first watch band 22 in the first direction. predetermined angle. The distance between the adjustment plate 2464 and the buckle plate 245 is increased to be larger than the thickness of the first watch band 22 . At this time, the adjusting column 2465 is moved in the adjusting hole 225 to adjust the length of the watch band 20 until it is adjusted to a suitable length. Then, the adjusting member 246 is rotated around the fixed shaft 244 by the predetermined angle in the second direction, and the adjusting member 246 drives the first watch band 22 to rotate by the predetermined angle in the second direction, The distance between the adjusting plate 2464 and the buckle plate 245 is reduced to the thickness of the first watch band 22 , and the first watch band 22 is fixedly connected with the watch band buckle 24 . The second direction is opposite to the first direction. At this time, the stop plate 2435 is limited in the stop space 2415 by the stop shaft 2413 , so that the second fork plate 243 is fastened with the first fork plate 242 . At this time, the strap buckle cover 241 , the first fork plate 242 , the second fork plate 243 , the fixing shaft 244 , the buckle plate 245 and the adjustment member 246 are fixed together. Thus, the length of the watch band 20 is adjusted to an appropriate length.

Referring to FIGS. 10-11 , FIG. 10 is a schematic diagram of a watch strap according to a second embodiment of the application, and FIG. 11 is a schematic diagram of a hidden airbag of the watch strap according to the second embodiment of the application. The structure of the watch and the structure of the watch strap of the second embodiment are similar to those of the watch and the strap of the first embodiment, respectively, except that in the first embodiment, a guide through groove formed at the bottom of the receiving groove is formed in the first embodiment. and adjustment holes are omitted. In the second embodiment, the bottom of the receiving groove is formed with other structures. In the first embodiment, the extension wall, guide block and adjustment column of the adjustment piece are omitted. The adjustment member includes other elements, and the adjustment plate of the second embodiment is different from the adjustment plate of the first embodiment. specifically:

Referring to FIGS. 12-13 , FIG. 12 is a schematic diagram of a watch strap buckle according to the second embodiment of the application, and FIG. 13 is an exploded schematic view of the watch strap buckle according to the second embodiment of the application. A plurality of adjustment grooves 226 are formed at the bottom of the receiving groove 222 . Each adjustment groove 226 is disposed along the width direction of the first watch band 22 . The adjusting plate 2464 is integrally formed with the two side walls 2461 . The adjusting plate 2464 is disposed at the bottom of the receiving groove 222 . In this embodiment, the shape of the adjusting plate 2464 matches the shape of the receiving groove 222 . Specifically, the adjusting plate 2464 is in an arc shape at the connection with the two side walls 2461 , so that the adjusting plate 2464 is in a frame shape. The strap buckle 24 further includes at least one adjusting member 2469 . At least one adjusting member 2469 is disposed on the side of the adjusting plate 2464 facing the bottom of the receiving slot 222 . In this embodiment, the number of the adjusting members 2469 is two. Each adjusting piece 2469 is accommodated in one adjusting groove 226 of the plurality of adjusting grooves 226, and is used for adjusting from the adjusting groove 226 to the other adjusting grooves 226 according to the operation. Therefore, the length can be adjusted by operating the adjusting plate 2464 and the adjusting member 2469 .

In the present application, a receiving groove 222 is formed by recessing the inner side surface 221 of the longer first strap 22 , and the adjusting plate 2464 of the strap buckle 24 is arranged at the bottom of the receiving groove 222 and can be driven by the adjusting plate 2464 The other elements of the watch strap buckle 24 are moved to adjust the length of the watch strap, so that the length can be adjusted conveniently. The airbag is hidden inside the watchband, which is convenient to use, easy to carry, and has a simple appearance; the depth and maximum height of the receiving groove 222 and the airbag are both 0.6-1 mm, so that the invisible airbag can be added to the watchband 20. The structure is more simple in appearance.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present application rather than limitations. Although the present application has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the technical solutions of the present application can be Modifications or equivalent substitutions can be made without departing from the spirit and scope of the technical solutions of the present application.

Claims

A watchband comprising a first watchband and a second watchband, characterized in that:

A receiving groove is recessed on the inner side of the first watchband;

The strap also includes:

A watch strap buckle is connected to the first watch strap and the second watch strap, and the watch strap buckle includes an adjustment plate, and the adjustment plate is used to adjust the length of the watch strap, and the adjustment the plate is arranged in the receiving groove;

The airbag is accommodated in the accommodating groove and covers the adjusting plate.
The watch strap of claim 1, wherein:

The airbag is installed in the accommodating groove by means of rivets, buckle slots, double-sided adhesive tapes or dispensing water.
The watch strap of claim 1, wherein:

A guide through groove and a plurality of adjustment holes are formed at the bottom of the receiving groove, the guide through groove and the plurality of adjustment holes are arranged along the length direction of the first strap, and the strap buckle further includes a guide block and at least one adjustment column, the guide block is fixedly connected with the adjustment plate through the guide through groove, at least one of the adjustment columns is arranged on the side of the adjustment plate facing the bottom of the receiving groove, each adjustment The post is accommodated in one of the plurality of adjustment holes, and is used for adjusting from the adjustment hole to the other adjustment holes according to the operation.
The watch strap of claim 1, wherein:

A plurality of adjustment grooves are formed at the bottom of the receiving groove, and each adjustment groove is arranged along the width direction of the first watchband. On the side of the adjusting plate facing the bottom of the receiving groove, each adjusting member is received in one adjusting groove among the plurality of adjusting grooves, and is used for adjusting from the adjusting groove to the other adjusting grooves according to the operation.
The watch strap of claim 1, wherein:

The watch strap buckle also includes a watch strap buckle cover, a first fork plate, a second fork plate, a fixed shaft and an adjustment member, the watch strap buckle cover is formed with a fixed shaft, and the watch strap buckle cover is fixed by the fixing shaft. The shaft is hingedly connected to the second strap, the first fork plate is fixedly connected to the strap buckle cover, and one end of the first fork is hingedly connected to one end of the second fork. The two-fork plate is snapped together with the strap buckle cover, the adjustment member includes the adjustment plate, and the adjustment member is limited to the strap buckle cover by the fixed shaft and the second fork plate .
The watch strap of claim 5, wherein:

The strap buckle includes a positioning pin, a first fixing hole is formed on the first fork plate, a second fixing hole is formed on the strap buckle cover, and the positioning pin is fixed in the first fixing hole and the second fixing hole. in the second fixing hole.
The watch strap of claim 5, wherein:

A stop shaft is also formed on the watch strap buckle cover, the stop shaft and the bottom plate of the watch strap buckle cover are spaced apart from each other to form a stop space, and a first end of the first fork plate is formed with a first stop space. a fork plate opening, the second end of the first fork plate is hingedly connected with the second fork plate, a second fork plate opening is formed on the second fork plate, and the second fork plate is in the second fork plate A stop plate is formed at the opening of the fork plate, the stop plate faces the strap buckle cover, and the stop plate is limited in the stop space by the stop shaft through the first fork plate opening middle.
The watch strap of claim 5, wherein:

A limit arc groove is also formed on the strap buckle cover, a hook block is formed at the first end of the second fork plate, and the second end of the second fork plate is connected to the first fork plate. Hinged connection, the opposite two sides of the first end of the second fork plate are also formed with two oppositely arranged limit plates, the limit plates are arranged at the bottom of the limit arc groove of the strap buckle cover On the upper side, two oppositely arranged first limit holes are formed on the two limit plates, and the adjustment member further includes two oppositely arranged side walls, and the two side walls are arranged on the limit of the strap buckle cover. The bottom of the arc groove is located on the outer side of the limit plate, and the two side walls are formed with oppositely arranged second limit holes, and both ends of the fixed shaft are accommodated in the first limit In the hole and the second limit hole, the middle part of the fixed shaft is arranged in the limit arc groove, and the hook block is hooked on the fixed shaft.
The watch strap of claim 8, wherein:

The strap buckle also includes a buckle plate, the buckle plate is covered on the second fork plate, two protruding pieces are arranged on both sides of the buckle plate, and oppositely arranged on the two side walls are formed. a positioning groove, the positioning groove is used to accommodate the protruding piece.
The watch strap of claim 1, wherein:

The length of the first watch band is greater than the length of the second watch band.
A wearable electronic device, characterized in that: the wearable electronic device comprises the watch strap according to any one of claims 1 to 10.