CN111878503B

CN111878503B - Bending structure, wrist strap and wearable equipment

Info

Publication number: CN111878503B
Application number: CN202010739520.XA
Authority: CN
Inventors: 周顺
Original assignee: Guangdong Oppo Mobile Telecommunications Corp Ltd
Current assignee: Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority date: 2020-07-28
Filing date: 2020-07-28
Publication date: 2022-05-06
Anticipated expiration: 2040-07-28
Also published as: CN111878503A

Abstract

The application provides a structure of buckling includes: the multisection that is connected is buckled the unit festival, every section the unit festival of buckling includes: bending the unit section body; the first lug part and the second lug part are arranged at two opposite end parts of the bending unit joint body, and the first lug part and the second lug part are elastic pieces; wherein, buckle the first ear and the adjacent one of unit festival buckle the second ear of unit festival and pass through elastic deformation looks extrusion overlap joint, just first ear with the second ear is connected through the round pin axle cooperation. Still provide a wrist strap and a wearable equipment.

Description

Bending structure, wrist strap and wearable equipment

Technical Field

The application relates to the field of machinery, concretely relates to structure of buckling, wrist strap and wearable equipment.

Background

The wearing area of current wearable equipment adopts the shaping of flexible glue material with the city, and the wearing area of this material is easy to be split to, the wearing area of this material is buckled and is had the stiff nature, that is to say, can not stereotype at will, thereby can not buckle along with user's needs and be arbitrary shape, and user experience is relatively poor.

Disclosure of Invention

The application provides a structure of buckling, wrist strap and wearable equipment, the structure of buckling is applied to wearable equipment, can make the difficult fracture of wearable equipment's belt, and can buckle and be arbitrary shape, has better user experience.

The application provides a structure of buckling includes: the multisection that is connected is buckled the unit festival, every section the unit festival of buckling includes: bending the unit section body; the first lug part and the second lug part are arranged at two opposite end parts of the bending unit joint body, and the first lug part and the second lug part are elastic pieces; wherein, buckle the first ear and the adjacent one of unit festival buckle the second ear of unit festival and pass through elastic deformation looks extrusion overlap joint, just first ear with the second ear is connected through the round pin axle cooperation.

The application also provides a wrist strap, which comprises the bending structure, wherein the wrist strap has at least one bending direction.

The application also provides wearable equipment, an equipment main body and the bending structure, wherein the bending structure is connected with the equipment main body and is used for being worn by a user; or, the wrist band comprises the device body and the wrist band, and the device body is connected with the wrist band.

In the embodiment of the application, the first ear part and the second ear part of the bending structure are extruded and overlapped through elastic deformation without arranging an avoidance groove, so that the structure of the bending structure is simpler and the production is more convenient; the first ear part and the second ear part are connected in a matched mode through a pin shaft to respectively rotate relative to the pin shaft, so that one bending unit section can rotate relative to an adjacent bending unit section, the bending structure is bent, bending of the bending structure is limited by the distance between two bending unit section bodies and the maximum elastic deformation amount of the first ear part and the second ear part, over-bending of the bending structure can be limited, and the bending structure has stiffness; and, first ear and second ear of this application are in when buckling the unit festival of buckling, can take place elastic deformation, make the unit festival of buckling can take place to buckle, need not set up in addition and be used for acceping the mounting groove of first and second ear, also make the structure of buckling simpler.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a bending structure according to a first embodiment of the present application.

Fig. 2 is a schematic structural diagram of a bending unit segment of the bending structure provided in the first embodiment of the present application.

Fig. 3 is a schematic structural diagram of two bending unit segments provided in the first embodiment of the present application when they are not connected.

Fig. 4 is a schematic structural view of two bending unit segments provided in the first embodiment of the present application when the ear portions are connected.

Fig. 5 is a schematic structural view illustrating that the ear portions of two bending unit segments are connected and the bending structure is bent according to the first embodiment of the present application.

Fig. 6 is a schematic structural view of another bending unit segment of the bending structure provided in the first embodiment of the present application.

Fig. 7 is a structural diagram of a bending structure formed by connecting the bending unit segments of fig. 6.

Fig. 8 is a structural view illustrating an unfolded state of the wristband according to the second embodiment of the present application.

Fig. 9 is a structural view of a wrist band according to a second embodiment of the present application in a bent state.

Fig. 10 is a structural diagram of a wristband structure according to a second embodiment of the present application in an unfolded state, wherein the wristband structure includes a plurality of bending structures connected in parallel.

FIG. 11 is a schematic view of a wristband construction according to a second embodiment of the present application in an unfolded state, wherein the wristband construction comprises a series of two segments of bending structures.

Fig. 12 is a structural view of the wristband structure of fig. 11 in a bent state.

Fig. 13 is a structural diagram of a wrist strap including a buckle in a bent state according to a second embodiment of the present application.

Fig. 14 is a schematic view showing a structure of a bending form of a side surface (width direction) of a wristband according to a second embodiment of the present application.

Fig. 15 is a schematic structural view of a folded state of the front surface (thickness direction) of the wristband according to the second embodiment of the present application.

Fig. 16 is a structural diagram illustrating an expanded state of a wearable device according to a third embodiment of the present application.

Fig. 17 is a structural diagram of a bending state of a wearable device according to a third embodiment of the present application.

Fig. 18 is a schematic structural diagram of an expanded state of a wearable device according to a fourth embodiment of the present application.

Detailed Description

In order to make the technical solutions of the present application better understood, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The terms "first," "second," and the like in the description and claims of the present application and in the above-described drawings are used for distinguishing between different objects and not for describing a particular order. Furthermore, the terms "include" and "have," as well as any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.

The embodiment of the application provides a structure of buckling includes: the multisection that is connected is buckled the unit festival, every section the unit festival of buckling includes: bending the unit section body; the first ear part and the second ear part are arranged at two opposite end parts of the bending unit joint body, and the first ear part and the second ear part are elastic pieces; wherein, one buckle the first ear of unit festival and adjacent one buckle the second ear of unit festival and pass through elastic deformation looks extrusion overlap joint, just first ear with the second ear is connected through the round pin axle cooperation.

In the embodiment of the application, the first lug part and the second lug part of the bending structure are in extrusion lap joint through elastic deformation without arranging an avoidance groove, so that the structure of the bending structure is simpler, and the production is more convenient; the first ear part and the second ear part are connected in a matched mode through a pin shaft to respectively rotate relative to the pin shaft, so that one bending unit section can rotate relative to an adjacent bending unit section, the bending structure is bent, bending of the bending structure is limited by the distance between two bending unit section bodies and the maximum elastic deformation quantity of the first ear part and the second ear part, over-bending of the bending structure can be limited, and the bending structure has stiffness; and, first ear and second ear of this application are in when buckling the unit festival of buckling, can take place elastic deformation, make the unit festival of buckling can take place to buckle, need not set up in addition and be used for acceping the mounting groove of first and second ear, also make the structure of buckling simpler.

As shown in fig. 1 to 7, a bending structure 100 according to a first embodiment of the present application is provided, where the bending structure 100 includes a plurality of connected bending unit segments 10; each bending unit section 10 comprises a bending unit section body 11, a first ear part 12 and a second ear part 13.

Bending unit festival body 11 includes relative first end 111 and the second end 112 that sets up, first ear 12 set up in first end 111, second ear 13 set up in second end 112.

The first ear part 12 and the second ear part 13 are both elastic parts; referring to fig. 1 to 4, when the bending unit sections 10 are connected, a first ear portion 12 of one bending unit section 10 is overlapped with a second ear portion 13 of an adjacent bending unit section 10 by extrusion through elastic deformation, and the first ear portion 12 is connected with the second ear portion 13 by a pin; first ear 12 and second ear 13 can rotate respectively relatively to the round pin axle to make the unit section of buckling 10 can rotate for adjacent unit section of buckling 10, and then make structure of buckling 100 buckle. First ear 12 reaches second ear 13 is the elastic component, buckle unit festival 10 first ear 12 and adjacent buckle unit festival 10 second ear 13 through the mutual extrusion overlap joint of elastic deformation, thereby need not set up on first ear 12 and the second ear 13 and dodge the groove, make buckle unit festival 10's manufacturing cost is lower.

In this embodiment, referring to fig. 3 to 5, when the bending unit segment 10 rotates relative to the adjacent bending unit segment 10 to make the bending structure 100 in a bending state, the amount of elastic deformation of the first ear portion 12 and the second ear portion 13 which are engaged with each other is greater than the amount of elastic deformation of the first ear portion 12 and the second ear portion 13 which are engaged with each other when the bending structure 100 is in an unbent state; that is, when the bending unit segment 10 rotates relative to the adjacent bending unit segment 10 to make the bending structure 100 in the bending state, the first ear portion 12 and the second ear portion 13 are further pressed and deformed, so that the bending unit segment 10 can have a space to rotate relative to the adjacent bending unit segment 10; in this embodiment, the first ear portion 12 and the second ear portion 13 are further deformed by squeezing to work as the bending unit segment 10 rotates relative to the adjacent bending unit segment 10, so that the bending unit segment body 11 does not need to be provided with mounting grooves for accommodating the first and second ear portions, and the bending structure is simpler.

In this embodiment, referring to fig. 2 and fig. 6, the bending unit segment body 11 is annular, and more preferably circular; the bending unit section body 11 comprises an outer side wall 113, an inner side wall 114 and two end surfaces 115 connecting the outer side wall 113 and the inner side wall 114; the first lug part 12 and the second lug part 13 have the same structure and are thin sheets, one ends of the thin sheets are provided with chamfers, and the other ends of the thin sheets are connected with the bending unit joint body 11; the first ear part 12 and the second ear part 13 are formed by protruding from the end of the bending unit section body 11, and the outer side surfaces of the first ear part 12 and the second ear part 13 are flush with the annular outer side wall 113 of the bending unit section body 11 so as to be coplanar, so that the outer side surfaces of the first ear part 12 and the second ear part 13 are parts of cylindrical surfaces; the thickness of the first ear portion 12 and the second ear portion 13 is smaller than the thickness of the bending unit section body 11, so that the inner side surfaces of the first ear portion 12 and the second ear portion 13 are recessed from the annular inner side wall 114 of the bending unit section body 11, and the inner side surfaces of the first ear portion 12 and the second ear portion 13 are also part of the cylindrical surface; because the outer side surfaces of the first ear part 12 and the second ear part 13 are flush with the annular outer side wall 113 of the bending unit section body 11 so as to be coplanar, the whole appearance of the bending unit section 10 is smooth, no obvious bulge or recess exists, the touch feeling is good, and when the bending structure 100 is used as a wearing piece of wearable equipment, the skin of a user can be better attached, and the user experience is improved; first ear 12 reaches the thickness of second ear 13 all is less than the thickness of bending unit festival body 11 can make first ear 12 reaches second ear 13 has better elastic deformation ability.

In some embodiments, the first ear portion 12 and the second ear portion 13 are both integrally formed with the bending unit section body 11, that is, integrally formed with the bending unit section body 11.

In some embodiments, the first ear portion 12, the second ear portion 13 and the bending unit section body 11 are made of the same material and are made of metal.

In other embodiments, the first ear portion 12, the second ear portion 13 and the bending unit section body 11 may be made of other materials such as plastics.

In this embodiment, referring to fig. 2 and fig. 6, the number of the first ear portions 12 and the number of the second ear portions 13 are two, the two first ear portions 12 are disposed oppositely, and the two second ear portions 13 are also disposed oppositely, that is, the centers of the two first ear portions 12 are connected on a straight line, and the centers of the two second ear portions 13 are connected on a straight line; therefore, the first ear part 12 can rotate along the pin shaft conveniently and at the same time, and the second ear part 13 also rotates.

In this embodiment, the two first ear portions 12 and the two second ear portions 13 are distributed at intervals along the circumferential direction of the bending unit section body 11; that is, the circumferential angles of the first ear portion 12 and the second ear portion 13 on the outer side wall 113 of the bending unit section body 11 are different, and the vertical projections of the two first ear portions 12 and the two second ear portions 13 on the end surface 115 of the bending unit section body are staggered, so that the rotatable directions of the first ear portion 12 and the two second ear portions 13 are different, and the bending structure can have more rotatable directions.

In this embodiment, an included angle between an axial direction of the rotation of the two first ear portions 12 and an axial direction of the rotation of the two second ear portions 13 is defined as α, and 2n bendable directions of the bending structure 100 are defined, where n ═ 180/α ] +1, that is, an integer of n is equal to 180/α plus 1; in this embodiment, every n adjacent bending unit sections 10 form a bending unit, each bending unit has 2n bendable directions, and one or more bending units form the bending structure 100; preferably, α is less than or equal to 90 degrees. That is, because of the existence of the included angle α, when the adjacent bending unit segments 10 are connected, an angle difference is present, or in the adjacent bending unit segments 10, the positions of the connected ear portions are sequentially distributed along the circumferential direction of the bending unit segments 10, after n bending unit segments 10, the positions of the ear portions of n +1 bending unit segments 10 are the same as the positions of the ear portions of the 1 st bending unit segment 10, and then are distributed in the above sequence, so that for each n adjacent bending unit segments 10, a bending unit is formed, two bending directions are provided between two adjacent bending unit segments 10, one is inward and one is outward, that is, two bending directions a1 and a2 are provided between the 1 st and 2 nd bending unit segments 10, 1 is inward and 2 is outward, and two bending directions b1 and b2 are provided between the 2 nd and 3 rd bending unit segments 10, 1 indicates inward, 2 indicates outward, a and b are different bending directions, and so on.

In a specific embodiment, please refer to fig. 6 and 7, an axial direction of rotation of the two first ear portions 12 is perpendicular to an axial direction of rotation of the two second ear portions 13, that is, an included angle between the axial direction of rotation of the two first ear portions 12 and the axial direction of rotation of the two second ear portions 13 is 90 degrees, then every two adjacent bending unit sections 10 form a repeated bending unit 101, and each bending unit 101 of the bending structure 100 includes four bending directions, i.e., an axially inward bending direction, an axially outward bending direction, a radially inward bending direction, and a radially outward bending direction.

In another embodiment, referring to fig. 1 and fig. 2, if an included angle between an axial direction of rotation of the two first ear portions 12 and an axial direction of rotation of the two second ear portions 13 is 60 degrees, every three adjacent bending unit sections 10 form a bending unit, each bending unit of the bending structure 100 includes six bending directions, a group of six bending directions are inward and outward in the same direction, and included angles of three groups of bending directions are 60 degrees; that is to say or, in the three adjacent bending unit section 10, with first bending unit section 10 as the reference, three adjacent bending unit section 10 is the same in fact, and second bending unit section 10 can be regarded as for first bending unit section 10 follows after 60 degrees of axial rotation of bending unit section body 11 with first bending unit section 10's ear matched and connected, and third bending unit section 10 can be regarded as for second bending unit section 10 follows after 60 degrees of axial rotation of bending unit section body 11 with second bending unit section 10's ear matched and connected.

In another embodiment, an included angle between an axial direction of the two first ear portions 12 and an axial direction of the two second ear portions 13 is 30 degrees, then, every six adjacent bending unit sections 10 form a bending unit, each bending unit of the bending structure 100 includes twelve bending directions, the twelve bending directions are in a group of inward and outward in the same direction, and the included angles of the six groups of bending directions are all 30 degrees; that is to say, or, in six adjacent bending unit sections 10, with a first bending unit section 10 as a reference, six adjacent bending unit sections 10 are actually the same, a second bending unit section 10 may be regarded as being connected to an ear portion of the first bending unit section 10 in a matching manner after rotating for 60 degrees in the axial direction of the bending unit section body 11 relative to the first bending unit section 10, a third bending unit section 10 may be regarded as being connected to an ear portion of the second bending unit section 10 in a matching manner after rotating for 60 degrees in the axial direction of the bending unit section body 11 relative to the second bending unit section 10, and other bending unit sections are analogized in sequence, and the description is omitted here.

That is to say, the smaller the axial included angle between the axial direction of the first ear 12 and the axial direction of the second ear 13 is, the more the bendable direction of the bending structure 100 is.

Referring to fig. 8 to 15, a wrist strap 200 is provided according to a second embodiment of the present application, wherein the wrist strap 200 includes a bending structure 100 according to the first embodiment.

In some embodiments, the wristband 200 further includes a protective layer 31, the protective layer 31 covers the periphery of the bending structure 100, the protective layer 31 may be formed on the bending structure 100 through an integral injection molding process, and the protective layer 31 is made of flexible rubber, silica gel, or plastic.

In some preferred embodiments, the material of the protection layer 31 is fluororubber, which has good skin-friendly texture and good bending deformation performance.

In some embodiments, the wrist band 200 may include a whole bending structure 100, and when the wrist band 200 is applied to a wearable device, a device body (display screen, etc.) of the wearable device may be directly disposed in a middle region of the wrist band 200, so that when the wrist band 200 is bent, the device body of the wearable device is bent to follow the wrist band 200.

In still other embodiments, referring to fig. 10, the wrist band 200 may also include a plurality of bending structures 100 arranged in parallel, and the bending conditions of the plurality of bending structures 100 are the same, that is, the bending directions of the plurality of bending structures 100 are the same at the same position in the extending direction of the wrist band 200, so that the plurality of bending structures 100 have the same bending property; this may be useful in situations where a wider wristband is desired.

In other embodiments, referring to fig. 11 and 12, the wrist band 200 may also include two bending structures 100 arranged in series, and a connecting member 102 is disposed at an opposite end of each of the two bending structures 100, and the connecting member 102 is used for connecting with a device main body of a wearable device.

In some embodiments, referring to fig. 8 and 9, the wrist band 200 includes a first end 201 and a second end 202 that are open, and when the wrist band 200 includes two bending structures 100 arranged in series, the first end 201 and the second end 202 are respectively ends opposite to the connecting member, that is, the first end 201 and the second end 202 are ends away from the device body of the wearable device; as the bending structure 100 is bent, the first end 201 and the second end 202 may be close to each other or far from each other, so that the wristband may be worn when the first end 201 and the second end 202 are close to each other, or may be used to remove the wristband 200 when the first end 201 and the second end 202 are close to each other; moreover, the thickness of the wrist may be different for different users, and the distance between the first end 201 and the second end 202 can be adjusted, so that the size of the loop formed by bending the wrist band 200 is different, and the wrist band can be suitable for different users; in addition, the wrist band 200 may be bent to have a shape of a regular circular ring or a flat circular ring, etc., which may be suitable for different user's preferences.

In some embodiments, referring to fig. 13, the wrist strap 200 may further include a fastener 203, the fastener 203 is respectively formed at the first end 201 and the second end 202, the fastener 203 may fasten the first end 201 and the second end 202, and the fastener 203 may facilitate the wearing and the taking down of the wrist strap 200; for example, the buckle is opened, and the bending curvature of the bending structure 100 of the wrist band 200 is reduced, that is, the bending structure 100 is opened, so that the wrist band 200 can be removed; when the wrist band 200 is worn, the bending degree of the bending structure 100 of the wrist band 200 is increased, the first end 201 of the wrist band 200 is close to the second end 202, and then the buckle element on the first end 201 is matched with the buckle element on the second end 202 to buckle the wrist band 200 on the wrist of the user.

In other embodiments, as shown in fig. 9, the wrist strap 200 may not include the fastener 203, and is an open wrist strap directly, so that the appearance is simple.

In some embodiments, the wristband 200 includes multiple bending directions; thus, the wrist band 200 can be bent in the length direction to be suitable for wearing, and can be bent in various directions such as width or thickness, that is, the user can set the shape of the side of the wrist band 200 as desired; for example, referring to fig. 14, the wrist band 200 is folded in a width direction to form a wave shape when viewed from a side, and has a decorative effect; for another example, referring to fig. 15, the wrist band 200 may be bent into a circular ring shape as a whole when viewed from the front, and may be bent in a thickness direction to have a circular petal shape as a whole; of course, in other embodiments, the wristband 200 may have other bending configurations, which are well suited for the user to customize the wristband.

Referring to fig. 16 to 17, a wearable device 300 according to a third embodiment of the present application includes: the device comprises a device main body 30 and a bending structure 100 as described in the first embodiment, wherein the bending structure 100 is connected with the device main body 30, and the bending structure 100 is worn by a user.

In some embodiments, the protective layer 31 is disposed on the periphery of the bending structure 100, the protective layer 31 is formed on the bending structure 100 by an integral injection molding process, and the protective layer 31 is made of flexible rubber, silica gel or plastic.

In some embodiments, the device body 30 includes a flexible display 301, and the flexible display 301 is disposed on the bending structure 100 and can be bent along with the bending of the bending structure 100.

Referring to fig. 18, a wearable device 400 according to a fourth embodiment of the present application includes: an apparatus body 30 and a wrist band 200 according to the second embodiment, the wrist band 200 being connected to the apparatus body 30, the wrist band 200 being worn by a user.

The specific structure of the wrist band 200 can be described with reference to the second embodiment, and is not described herein again.

In some embodiments, the device body 30 includes a flexible display 301, and the flexible display 301 is disposed on the wrist band 200 and can be bent along with the bending of the bending structure 100 of the wrist band 200.

It should be appreciated that reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

Finally, it should be noted that the above embodiments are only for illustrating the technical solutions of the present application and not for limiting, and although the present application is described in detail with reference to the above preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present application without departing from the spirit and scope of the technical solutions of the present application.

Claims

1. A bending structure for a wrist band or wearable device, comprising: the multisection that is connected is buckled the unit festival, every section the unit festival of buckling includes:

bending the unit section body; and

the bending unit joint comprises a bending unit joint body, a first ear part and a second ear part, wherein the first ear part and the second ear part are both elastic pieces and elastically deform when the bending unit joint is bent, the thickness of the first ear part and the thickness of the second ear part are both smaller than that of the bending unit joint body, the first ear part and the second ear part are both formed by protruding from the end part of the bending unit joint body, a chamfer is arranged at one end of the bending unit joint body, and the circumferential angles of the first ear part and the second ear part on the outer side wall of the bending unit joint body are different;

wherein, buckle the first ear of unit festival and adjacent one buckle the second ear of unit festival and pass through elastic deformation looks extrusion overlap joint, just first ear with the second ear is connected with relative respectively through the round pin axle cooperation the round pin axle rotates, just buckle the structure buckle be subject to two buckle the distance between the unit festival body and first ear with the biggest elastic deformation volume of second ear.

2. The bending structure according to claim 1, wherein when the bending unit segments rotate relative to the adjacent bending unit segments to make the bending structure in a bending state, the amount of elastic deformation of the first ear portion and the second ear portion that are engaged with each other is greater than the amount of elastic deformation of the first ear portion and the second ear portion that are engaged with each other when the bending structure is in an unbent state.

3. The bending structure according to claim 1, wherein the bending unit segment body is annular; the first ear part and the second ear part are identical in structure; first ear reaches the lateral surface of second ear all with thereby the cyclic annular lateral wall of the unit section body of buckling flushes coplane, first ear reaches the medial surface of second ear all compares the cyclic annular inside wall of the unit section body of buckling is established concavely.

4. The bending structure according to claim 1, wherein the number of the first ear portions and the second ear portions is two, the first ear portions are disposed opposite to each other, and the second ear portions are also disposed opposite to each other; and, two first ear and two the second ear is followed the upward interval distribution of circumference of bending unit festival body.

5. The bending structure according to claim 4, wherein the axial direction of the two first ear portions is perpendicular to the axial direction of the two second ear portions, that is, the axial included angle between the axial direction of the two first ear portions and the axial included angle between the two second ear portions is 90 degrees, then every two adjacent bending unit sections form a bending unit, and each bending unit of the bending structure includes four bending directions, namely, axially inward bending direction, axially outward bending direction, radially inward bending direction and radially outward bending direction.

6. The bending structure according to claim 4, wherein an axial direction of rotation of the two first ear portions and an axial direction of rotation of the two second ear portions form an included angle of 60 degrees, and every three adjacent bending unit segments form a bending unit, and each bending unit of the bending structure comprises six bending directions.

7. A wristband, comprising a bending structure according to any one of claims 1 to 6, said wristband having at least one bending direction.

8. The wristband as recited in claim 7, further comprising a protective layer disposed about said fold; the protective layer is formed on the bending structure through an integrated injection molding process; the protective layer is made of flexible rubber, silica gel or plastic.

9. The wristband of claim 8 wherein said wristband comprises a single unitary folded structure; or the wrist strap comprises more than two bending structures which are arranged in parallel; or the wrist strap comprises two sections of bending mechanisms which are arranged in series.

10. The wristband as recited in claim 8, wherein the wristband is bendable in at least two of a length direction, a width direction, and a thickness direction.

11. A wearable device, comprising: an apparatus body and a flexure structure as claimed in any one of claims 1 to 6, the flexure structure being connected to the apparatus body, the flexure structure being for wearing by a user; or, comprising a device body and a wristband according to any of claims 7 to 10, said device body being connected to said wristband.

12. The wearable device of claim 11, wherein the device body comprises a flexible display screen disposed on the flexure structure and bendable with bending of the flexure structure.