CN116195822A

CN116195822A - Adjustable watch is detained, watchband subassembly and wearing equipment

Info

Publication number: CN116195822A
Application number: CN202111452752.8A
Authority: CN
Inventors: 黎平
Original assignee: Guangdong Genius Technology Co Ltd
Current assignee: Guangdong Genius Technology Co Ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2023-06-02

Abstract

The invention discloses an adjustable watch buckle, a watchband component and wearing equipment, wherein the adjustable watch buckle comprises: the second is buckled and is buckled with first table, and first table is buckled and is used for wearing to establish watchband and space size adjustable accommodation space, through adjusting this accommodation space's space size. The second watch button is provided with a clamping mechanism for being clamped on the buckling part; when the second meter buckle is buckled with the first meter buckle, the clamping mechanism is clamped with the buckling part; the clamping mechanism is separated from the buckling part, and then the watchband can be adjusted to be placed in the position of the accommodating space. According to the invention, the position of the watchband can be adjusted by adjusting the space of the accommodating space for accommodating the watchband, the watchband can be adjusted to any position in the adjusting process, and the first watchband and the second watchband can be stably connected together.

Description

Adjustable watch is detained, watchband subassembly and wearing equipment

Technical Field

The invention relates to the field of wearing equipment, in particular to an adjustable watch buckle, a watchband component and the wearing equipment.

Background

Current wearable devices like watches or bracelets typically employ the following several buttons: the needle is buckled, but the wearing and the taking off are complicated, the adjustment is complicated, the surrounding of the watchband and the hole is easy to be hurt, and the appearance is not attractive; the folding buckle, the hidden buckle and the butterfly buckle are designed for overcoming the defects of the traditional needle buckle, but the watch buckle has a complex structure and high cost, and the length of the watchband cannot be adjusted at any time and the watch buckle is possibly loosened. Therefore, the watch buckle which has the advantages of no influence on the appearance, convenient putting on and taking off, firm fixation, simple structure and low cost is urgently needed.

Disclosure of Invention

The invention aims to provide an adjustable watch buckle, a watchband component and wearing equipment, which do not need to punch holes in the watchband, can not influence the appearance, can also realize stepless adjustment of the watchband, and is convenient to put on and take off.

The technical scheme provided by the invention is as follows:

an adjustable clasp, comprising: the first watch buckle comprises a buckling part and an accommodating space which is used for penetrating the watchband and is adjustable in space size;

adjusting the space size of the accommodating space to realize the compaction or release of the watchband;

the second watch button is provided with a clamping mechanism for being clamped on the buckling part;

When the second meter buckle is buckled with the first meter buckle, the clamping mechanism is clamped with the buckling part.

In some embodiments, adjusting the space size of the accommodation space comprises:

the size of the space in the direction approximately perpendicular to the wearing direction of the watchband is adjusted.

In some embodiments, the first clasp includes a bottom cover and an upper cover, where the bottom cover and the upper cover enclose to form the accommodating space; the relative position of the upper cover arranged on the bottom cover is adjustable so as to adjust the space size of the accommodating space.

In some embodiments, the upper cover moves or locks in a direction approximately perpendicular to the direction of penetration of the wristband to adjust the size of the receiving space to achieve compression or release of the wristband.

In some embodiments, an elastic member is disposed between the upper cover and the lower cover, the elastic member acting on the upper cover such that when the upper cover is released from the fixing, the elastic member moves the upper cover away from the lower cover.

In some embodiments, one end of the upper cover is hinged to one end of the bottom cover, the other end of the upper cover is detachably connected to the other end of the bottom cover, and the upper cover can be opened or closed to adjust the space size of the accommodating space.

In some embodiments, a bump is provided at an end of the upper cover away from the hinge, and a limit groove is provided at a position of the bottom cover corresponding to the bump, where the limit groove can prevent the upper cover from moving in a direction of the second clasp.

In some embodiments, the upper cover includes two protruding blocks and two limit grooves, the bottom cover is provided with a buckling groove, and the upper cover is provided with a buckling position corresponding to the buckling groove and used for strongly buckling the upper cover so that the protruding blocks are separated from the limit grooves, and the upper cover is separated from the bottom cover.

In some embodiments, when the first watch clasp is buckled with the second watch clasp, the clamping mechanism is arranged in the accommodating space in a penetrating way and presses the watchband.

In some embodiments, the second clasp includes a clasp cover, the locking mechanism is disposed on a side of the clasp cover adjacent to the first clasp, and the locking mechanism includes a locking member disposed on a side of the clasp cover adjacent to the upper cover.

In some embodiments, a boss extends from one side of the buckle cover, which is close to the upper cover, and a placing groove is formed in the boss for installing the clamping piece;

the upper cover is provided with an avoidance hole for placing the boss, and the buckling part is arranged on the avoidance hole and is used for clamping the clamping piece.

In some embodiments, when the first clasp is engaged with the second clasp, the boss penetrates the avoidance hole and abuts against the watchband.

In some embodiments, a first clamping groove is formed in the periphery of the clamping piece at one side, close to the first surface fastener, of the fastening cover; the buckling part comprises a buckling protrusion which is arranged on one side of the upper cover, close to the buckling cover, and is used for being buckled in the first buckling groove; the edge of one side of the avoidance hole, which is close to the buckle cover, extends to form the clamping protrusion which is matched with the first clamping groove.

In some embodiments, one end side of the avoidance hole, which faces the second surface fastener, is in a shrinking structure, and the buckling part is formed and used for clamping the clamping piece;

and/or;

the inner wall of the avoidance hole is provided with a second clamping groove which is used for limiting the clamping piece so that the first meter buckle and the second meter buckle are not separated.

In some embodiments, the first snap groove communicates with the placement groove;

the clamping piece is a first elastic piece, the first elastic piece is partially arranged in the placing groove, two ends of the first elastic piece extend out of the placing groove and are arranged on one side of the buckle cover close to the upper cover, the first elastic piece is arranged along the width direction of the watchband, the first elastic piece is provided with a special-shaped protrusion, the part of the special-shaped protrusion extends out of the placing groove and is matched with the second clamping groove, and when the second watch is buckled with the first watch, the special-shaped protrusion is clamped on the second clamping groove.

In some embodiments, the number of the second engaging grooves and the abnormal-shaped protrusions is two, and the two abnormal-shaped protrusions on the first elastic sheet are arranged along the width direction of the watchband;

the two opposite ends of the two special-shaped bulges extend out of the placing groove and are positioned in the area perpendicular to the first clamping groove.

In some embodiments, the first elastic sheet comprises a first mounting section and a first clamping section, the first mounting section is arranged at two ends in the length direction, the first clamping section is positioned between the two first mounting sections, the first mounting section is used for being mounted at one side, close to the upper cover, of the buckle closure, and two ends of the first clamping section connected with the first mounting section are bent in opposite directions to form opposite abnormal-shaped protrusions.

In some embodiments, the middle part of the first clamping section is concave inwards towards the side far away from the buckle cover to form a second mounting section, and the second mounting section is used for being fixed on the placing groove; and through holes are formed in the first clamping sections positioned on two sides of the second mounting section.

In some embodiments, the connection part of the first fastening section and the first mounting section forms an arc structure, and a movable slot extending to the first fastening slot on the basis of the placement slot is formed on the placement slot corresponding to the arc structure, and the arc structure is movable in the movable slot when the first surface fastener and the second surface fastener are opened or fastened.

In some embodiments, the clamping piece comprises at least one clamping block and at least one spring, the clamping block and the spring are arranged in the placing groove, a first movable hole is formed in the side wall of the boss, the clamping block part extends out of the first movable hole, and the spring can enable the clamping block to stretch and retract along the first movable hole.

In some embodiments, the number of the clamping blocks is two, and the two clamping blocks are oppositely arranged; positioning columns are arranged on one side, opposite to the two clamping blocks, of each clamping block, and two ends of each spring are sleeved on the corresponding positioning column on each clamping block;

the opening of the placing groove faces the second hasp, and a sealing plate for sealing the opening of the placing groove is arranged at the opening of the placing groove.

In some embodiments, the clamping piece includes at least one second elastic piece, the second elastic piece is disposed in the placement groove, and a second movable hole is formed on a side wall of the placement groove;

the second elastic piece part extends out of the second movable hole, and when the first surface fastener is fastened with the second surface fastener, the second elastic piece part deforms, so that part of the second elastic piece positioned in the movable hole abuts against the edge of the avoidance hole and is clamped into the second clamping groove after deformation; when the first meter buckle is separated from the second meter buckle,

And the second elastic sheet is separated from the second clamping groove by means of the self-shape direction change of the second elastic sheet and the internal shrinkage of the placing groove.

In some embodiments, the second spring comprises:

the second clamping section corresponds to the second movable hole;

the two deformation sections are arranged at two end sides of the second clamping section and are connected with the second clamping section;

the two limiting sections are arranged at the ends of the two deformation sections, which are far away from each other, and are used for being limited in the placing groove;

when the first meter buckle is clamped with or separated from the second meter buckle, the deformation section correspondingly deforms, so that the second clamping section is clamped with or separated from the second clamping groove.

In some embodiments, the two limiting segments, the deforming segment, and the second engaging segment are integrally formed;

the deformation section is of an arc-shaped structure, a semi-surrounding structure is formed by the limiting section and the adjacent part of the deformation section, a limiting protrusion matched with the limiting section is arranged on the inner wall of one side of the placing groove opposite to the buckle cover, and the limiting protrusion is positioned in the semi-surrounding structure;

the number of the second elastic sheets is two, and the two second elastic sheets are arranged in a back-to-back mode.

In some embodiments, a first reinforcing rib is disposed on an inner wall of a side of the placing groove opposite to the buckle cover, so as to separate the two second elastic sheets, a second reinforcing rib perpendicular to the first reinforcing rib is further disposed on an inner wall of the placing groove, and two ends of the second reinforcing rib correspond to the second clamping section, so that the second clamping section is prevented from shrinking into the placing groove due to excessive deformation of the deformation section.

In some embodiments, a step is formed on one side of the upper cover, which is close to the buckle cover, and the step is arranged along one end side of the watchband in the penetrating direction, and is used for providing a yielding point when the second clasp is opened;

and/or;

and a plurality of convex edges are formed on one side of the bottom cover opposite to the upper cover.

The invention also provides a watchband component, which comprises a first watchband, a second watchband and the adjustable watchband buckle, wherein one end of the second watchband is connected with one end of the second watchband buckle, one end of the first watchband is arranged in the accommodating space on the first watchband in a penetrating way so as to fix the first watchband at a certain position of the first watchband, and the second watchband is clamped with the first watchband buckle to form the watchband component.

In some embodiments, the first wristband is a wristband made of a flexible material.

The invention also provides wearing equipment, which further comprises the watchband component and the equipment body, wherein one end of the second watchband far away from the second watchband is fixed on the equipment body, the first watchband is provided with a free end and a fixed end, the fixed end of the first watchband is used for being fixed on the equipment body, and the free end is used for penetrating through the accommodating space of the first watchband so as to fix the first watchband on the first watchband.

In some embodiments, after the first surface fastener is fastened to the second surface fastener, the first surface fastener is disposed on the outer side.

Compared with the prior art, the invention has the technical effects that:

1. according to the invention, the space size of the accommodating space for accommodating the watchband is adjusted to adjust the fixed position of the first watch buckle on the watchband, so that the adjusted watchband is suitable for wearing, the watchband is pulled in the adjusting process or the first watch buckle moves along the length direction of the watchband, the first watch buckle can be adjusted to any position along the length direction of the watchband, stepless adjustment of the watchband is realized, after the position of the first watch buckle is adjusted to the proper position, the first watch buckle and the second watch buckle are clamped, wearing is realized, and the first watch buckle and the second watch buckle are only buckled in the subsequent wearing process, so that the whole wearing process is convenient and quick.

2. The watchband is extruded by the watch buckle upper cover, the pressure vertical to or approximately vertical to the watchband is increased, so that the static friction force between the watchband and the watch buckle is enhanced, the first watch buckle and the watchband are fixed at a certain adjusting position, and if the position of the first watch buckle on the watch band needs to be adjusted, the upper cover is opened to release the pressure, the watchband and the first watch buckle can be moved relatively, and the stepless adjustment of the watchband is realized. The invention also realizes the further fixation of the watchband by the clamping mechanism on the second clasp which is abutted and penetrated, and prevents the watchband from deforming and loosening due to long-time use.

3. According to the watch buckle, the first watch buckle and the second watch buckle are mutually limited in the buckling process, the movement of the first watch buckle and the second watch buckle in the length direction and the width direction of the watch band are limited in the buckling process, and meanwhile, the second watch buckle can be limited to move in the direction perpendicular to the watch band by the buckling of the buckling mechanism and the buckling piece, so that the worn watch buckle is fixed and is not easy to fall off.

4. In the invention, the first elastic piece is buckled with the buckle on the first watch buckle by the elastic force provided by the first elastic piece, the second elastic piece or the spring to realize the locking of the first watch buckle and the second watch buckle in the direction vertical to the watchband, and the first watch buckle and the second watch buckle are limited by the four straight extending surfaces of the first elastic piece shell along the length direction and the width direction of the watchband; when the watchband is adjusted, the pressure adjusting position is released by opening the upper cover, and then the watchband is extruded by the first watch buckle upper cover, so that the first watch buckle is fixed at a certain position of the watchband.

5. According to the invention, the first elastic sheet is arranged into the first installation section, the first clamping section and the second installation section, and the special-shaped bulge and the arc-shaped structure are also arranged, so that the first elastic sheet can optimally realize functions. The second installation section is matched with the first installation section to enable the first elastic sheet to be firmly installed on the buckle cover, the rebound resilience of the first elastic sheet is increased to a certain extent to play a role of cushioning, and the second installation section is matched with the arc-shaped structure arranged at the joint of the first clamping section and the first installation section, so that the stress borne by the first elastic sheet is reduced, the cushioning effect is more obvious, the service life of the first elastic sheet is prolonged, and the comfort level of the product is improved; the special-shaped bulge is arranged and a margin is left, so that the special-shaped bulge cannot be separated only by slightly deforming the first elastic sheet, the situation that the watch buckle is separated after severe exercise or during field climbing is avoided, and the watch buckle can be buckled only by the fact that the first elastic sheet is deformed by the force provided by a hand through the buckling hand at the front end when the watch buckle is taken out; meanwhile, double limiting is realized through the cooperation of the first clamping groove and the clamping bulge and the cooperation of the boss and the avoidance hole, so that the clamping of the first meter buckle and the second meter buckle is tighter, the looseness is difficult, and the risk of the meter buckle being detached is further reduced; the second elastic sheet is also arranged into a second clamping section, a deformation section and a limiting section, and the second elastic sheet is also used for better fixing and is not easy to loose.

6. According to the invention, the clamping block is arranged at one end of the upper cover, which is far away from the hinge joint, and the limiting groove is arranged at the corresponding position of the bottom cover, so that the upper cover and the bottom cover are still fixed when the second meter buckle is separated from the first meter buckle, and the strong disassembly and the strong buckle of the meter buckle are realized. The second watch buckle and the first watch buckle are buckled when the watch is worn, and because the boss and the avoidance hole, the clamping protrusion and the first clamping groove are used for double limiting and the special-shaped protrusion and the second clamping groove are matched, the problem that the watch buckle is not buckled tightly is avoided; when the watch is taken off, the first elastic piece is deformed and buckled out by the hand supply force through the buckling hand position hand buckle at the front end, the first watch buckle upper cover and the bottom cover are still fixed at the moment, the watch belt is not required to be adjusted when the watch is worn every time, the upper cover adjusting position is only required to be opened when the watch is required to be adjusted, and the watch is not required to be directly buckled when the watch is adjusted.

Drawings

The invention is described in further detail below with reference to the attached drawings and detailed description:

FIG. 1 is a schematic perspective view of the product of the present invention;

FIG. 2 is a top view of an embodiment of the present invention;

FIG. 3 is a schematic top view of a cross-section of an embodiment of the present invention along A-A;

FIG. 4 is a schematic diagram of a second clasp according to an embodiment of the present invention;

FIG. 5 is a schematic view of a first button according to an embodiment of the present invention;

FIG. 6 is a schematic view of the structure of the buckle cover and gasket according to one embodiment of the present invention;

FIG. 7 is a schematic structural view of a first spring according to an embodiment of the present invention;

FIG. 8 is a top view of a first spring according to an embodiment of the present invention;

FIG. 9 is a schematic view of the structure of a bottom cover according to an embodiment of the present invention;

FIG. 10 is a schematic view of the structure of an upper cover according to an embodiment of the present invention;

FIG. 11 is a top view and B-B cross-sectional view of another embodiment of the present invention;

FIG. 12 is a second schematic view of the clasp of FIG. 10;

FIG. 13 is a partial exploded view of FIG. 10;

FIG. 14 is a schematic view of a portion of the structure of FIG. 13;

FIG. 15 is a schematic view of a locking mechanism according to another embodiment of the present invention;

FIG. 16 is a schematic view of a second spring plate of FIG. 15;

FIG. 17 is a schematic view of the wristband assembly of the present invention;

FIG. 18 is a top view of a wristband assembly according to an embodiment of the invention;

FIG. 19 is a schematic view of a cross-sectional structure taken along line C-C in a top view in accordance with an embodiment of the invention;

fig. 20 is a schematic perspective view of a wearable device of the present invention.

Reference numerals illustrate:

1. a second clasp; 11. a buckle cover; 111. a boss; 112. a placement groove; 113. a movable groove; 114. a groove; 12. a clamping mechanism; 121. a first engagement groove; 122. a first elastic sheet; 1221. a special-shaped bulge; 1222. a hole; 1223. an arc-shaped structure; 1224. a first mounting section; 1225. a first engagement section; 1226. a second mounting section;

2. A first clasp; 21. a bottom cover; 211. a limit groove; 212. a buckling groove; 213. a rib; 22. an upper cover; 221. a buckling part; 2211. a clamping protrusion; 2212. a second engagement groove; 222. a bump; 223. a buckling position; 224. a step-like structure; 225. avoidance holes;

3. a gasket;

41. a sealing plate; 42. a clamping block; 43. a spring; 44. a first movable hole; 45. positioning columns; 51. a second spring plate; 52. a second movable hole; 53. a second clamping section; 54. a deformation section; 55. a limiting section; 56. a limit protrusion; 57. a first reinforcing rib; 58. a second reinforcing rib;

6. a first wristband;

7. a second wristband;

8. an apparatus body.

Detailed Description

The existing watchband has various adjustment modes, and the traditional watchband in the forms of pinholes and pintles has the limitation of adjustment range in the adjustment process, so that the watchband is inconvenient for people with different wrist thicknesses; when in adjustment, after the pin is buckled into the pin hole, the watchband is either too tight or too loose; particularly for the young children, the watch is troublesome to wear, the wrists of the young children are thinner, and the phenomenon that the wrist thickness of the young children is not suitable for the pin hole and the pin adjusting mode of the watchband is also caused.

For the existing stepless regulation watchband such as a Milany watchband, the Milany watchband is a magnetic watchband, one end of the magnetic watchband is connected to one end of the watch, the free end of the other end of the magnetic watchband passes through a Chinese character 'ri' buckle or ring at the other end of the watch and is adsorbed with the watchband, and the regulation mode can play a role of stepless regulation, but for people or children who prefer sports, the magnetic attraction mode is easy to fall off; the mode is that the adjustment and the fixation are required to be carried out simultaneously, and the adjustment process is very difficult for the young children, especially for the young children, because the young children are active, the process of penetrating through the Japanese buttons or rings is very difficult in the independent wearing process, and the young children are easy to fall off if the young children are not worn well;

for the magic tape arranged on one section of the watchband, the part of the rough surface or the jaw surface of the magic tape is arranged on one section of the watchband, the jaw surface or the part of the rough surface of the magic tape is arranged at the free end of the watchband, and when the free end of the watchband passes through a Chinese character 'ri' fastener or a ring, the hook surface and the jaw surface can be attached and fixed, and the purpose of stepless regulation can be achieved in the mode, but for the magic tape and the magnetic watchband, the stepless regulation of the watchband is realized in the wearing process, and for the low-age children, the fixed and regulated in the wearing process is troublesome; in order to make the expression more convenient, the first watch buckle and the second watch buckle are described, the first watch buckle is used for adjusting the position of the long watchband, the first watch buckle is fixed with the long watchband after being adjusted to a proper position according to the thickness of the wrist of a wearer, the second watch buckle is connected with the free end of the short watchband far away from wearing equipment, and the first watch buckle and the second watch buckle are buckled when the wearer wears the watch; for better description, the long watchband is described below as a first watchband, and the short watchband is described below as a second watchband, and the first watchband and the second watchband are made of flexible materials and have certain flexibility.

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

The present invention provides an adjustable clasp, which is described as follows based on the descriptions of fig. 3, 5, 10, 16 and 19, and includes: the second watch buckle 1 and the first watch buckle 2 are fastened, the first watch buckle 2 and the second watch buckle 1 can be fastened to achieve wearing in the wearing process, any adjustment is not needed in the wearing process, particularly for low-age children, the first watch buckle 2 and the second watch buckle 1 can be fastened directly to achieve wearing, and the wearing mode is simple and easy to operate. The first clasp 2 comprises a buckling part 221 and an accommodating space with adjustable space size, the compressing or releasing of the watchband can be realized by adjusting the space size of the accommodating space, when people with different thickness wrists wear the watchband, the watchband needs to be adjusted according to the thickness of the wrists, so that a certain section of the watchband is placed in the accommodating space, and the position of the first clasp 2 on the watchband is changed to meet the tightness requirement when people with different thickness wrists wear the watchband; particularly for the young children, the wrist thickness is different, the wrist is fixed according to the wrist thickness in the wearing process, which is very troublesome, and the wrist needs to be adjusted every time the child wears the wrist; for the solution mentioned in this embodiment, no adjustment is required every time it is worn; after the length of the watchband is adjusted once, the watchband can be directly fastened and fixed through the first watch buckle 2 and the second watch buckle 1.

For the adjustable accommodating space in the embodiment, the length of the watchband is convenient to adjust, which is more convenient for a user; in the wearing process, a certain section of the watchband can be randomly adjusted according to the requirements and is arranged in the accommodating space, and the restriction of the traditional pin hole watchband adjusting mode is avoided.

For convenient wearing, the first clasp 2 is provided with a buckling part 221; the second clasp 1 is provided with an engaging mechanism 12 for engaging with the engaging portion 221; when the second clasp 1 is clasped with the first clasp 2, the engaging mechanism 12 engages with the clasp 221; when the length of the watchband needs to be adjusted, the engaging mechanism 12 and the engaging portion 221 need to be separated from each other, and after the separation, the size of the accommodating space can be adjusted to adjust a certain section of the watchband to be placed in the accommodating space, and the engaging portion 221 and the engaging mechanism 12 are not particularly limited in this embodiment. In practice, the accommodation space may be adjusted in the form of a bottom cover 21 and an upper cover 22 as shown in fig. 5, 10 and 19; can also set up a frame, the form of frame is the rectangle frame, and the inside of rectangle frame is provided with adjustable briquetting, through adjusting the distance between the inner wall that briquetting and rectangle frame are relative to place the space of watchband in the rectangle frame is adjusted, when the position adjustment of watchband is suitable, accessible regulation briquetting is tightly laminated with the watchband, in order to compress tightly the watchband, realizes the fixed of watchband. The shape and the adjustment form of the adjustable accommodation space are not particularly limited in this embodiment, and other manners may be sufficient to adjust the size of the accommodation space so as to move the wristband within the accommodation space or be fixed within the accommodation space.

In one embodiment, in order to better perform adjustment of the accommodating space, the embodiment specifically defines an adjustment manner of the accommodating space, and in the embodiment, the adjustment direction of the accommodating space is illustratively limited to the adjustment of the size of the accommodating space along the direction approximately perpendicular to the wearing direction of the watchband so as to limit the position of the watchband, thereby fixing the watchband; during adjustment, the accommodating space is enlarged along the space perpendicular to the wearing direction of the watchband, so that the contact with one side of the watchband, which is adjusted by the accommodating space, can be reduced to the greatest extent, the watchband can quickly loose, and the position of the watchband is easier to adjust; when the watchband is fixed, the pressure perpendicular to the direction of the watchband is maximum, the stability of the watchband fixed in the accommodating space is higher, and the watchband is not easy to fall off.

In a specific embodiment, as shown in fig. 5, 10 and 19, the first clasp 2 specifically includes a bottom cover 21 and an upper cover 22, and an accommodating space is illustratively defined by the bottom cover 21 and the upper cover 22; in the present embodiment, the relative position of the upper cover 22 mounted on the bottom cover 21 is adjustable, specifically, the upper cover can be moved or locked along the direction approximately perpendicular to the wearing direction of the watchband, so as to adjust the space size of the accommodating space, and realize the compression or release of the watchband. An elastic member is provided between the upper cover and the bottom cover, and acts on the upper cover so that the elastic member can move the upper cover away from the bottom cover when the upper cover is released from being fixed. In the specific embodiment of the present invention, the upper cover 22 is configured in a flip-type manner, and the upper cover 22 is manufactured by hardware, and then the end of the upper cover 22 away from the hinge is clamped, so that the upper cover 22 is not easy to be damaged when the upper cover 22 is fastened, and the upper cover 22 can be opened or closed when the upper cover 22 is adjusted, so as to adjust the space between the upper cover 22 and the bottom cover 21.

As a specific embodiment, the manner of detachably connecting the other end of the upper cover 22 to the bottom cover 21, and in this embodiment, the fixing form of the free end of the upper cover 22 to the bottom cover 21 may be a form of a clamping groove and a clamping block; the clamping groove clamping block is simpler in form and simpler in adjusting process. According to fig. 9 and 10, a bump 222 is provided at one end of the upper cover 22 away from the hinge, a limit groove 211 is provided at a position of the bottom cover 21 corresponding to the bump 222, and the limit groove 211 can prevent the upper cover 22 from moving in the direction of the second clasp 1; wherein, when the second clasp 1 is separated from the first clasp 2, the upper cover 22 and the bottom cover 21 are kept fixed. Wherein, the two protruding blocks 222 and the two limiting grooves 211 corresponding to the protruding blocks 222 are respectively arranged, the buckling grooves 212 are arranged on the bottom cover 21 between the two limiting grooves 211, and the buckling positions 223 corresponding to the buckling grooves 212 are arranged on the upper cover 22 and are used for strongly buckling the upper cover 22 so as to separate the upper cover 22 from the bottom cover 21. The catching position 223 and the catching groove 212 facilitate the catching out of the upper cover 22 to a certain extent, so that the upper cover 22 is opened to adjust the size of the receiving space.

In one embodiment, another fixing manner of the upper cover 22 and the bottom cover 21 may be that a limiting hole is formed at one end of the upper cover 22 far away from the hinge, a groove is formed on the bottom cover 21, a slidable limiting piece is arranged in the groove, and when the upper cover 22 is fixed, the limiting piece is inserted into the limiting hole to fix the upper cover 22; of course, a groove may be formed on one side of the bottom cover 21 away from the hinge end, a limiting member is slidably disposed in the same groove, at this time, an end portion of the upper cover 22 away from the hinge end is disposed in the groove, and at this time, the limiting member is inserted into the limiting hole to fix the upper cover 22.

With the above-described fixing manner of the free ends of the upper cover 22 and the bottom cover 21, the free ends of the upper cover 22 are opened during adjustment, so that the pressure between the upper cover 22 and the bottom cover 21 is reduced or zero, so that the accommodation space is suitable for movement of the watchband; when the wristband is in place, it is possible to fix the wristband by fixing the free end of the upper cover 22, making the upper cover 22 abut against the wristband.

The fixing manner of the free end of the upper cover 22 and the bottom cover 21 in the above embodiment is not specifically limited in this application, and other manners can be used to achieve the fixing manner between the free end of the upper cover 22 and the bottom cover 21.

In another embodiment, the connection between the upper cover 22 and the bottom cover 21 is used for adjusting the accommodating space, and at this time, a sliding groove can be formed on the bottom cover 21, sliding blocks are formed on two sides of the upper cover 22 corresponding to the sliding groove, the sliding blocks are arranged in the sliding groove, the upper cover 22 slides up and down in the sliding groove along the vertical direction and the watchband direction, a clamping groove can be formed on the bottom cover 21 for fixing the upper cover 22, a clamping block is formed on the upper cover 22 corresponding to the clamping groove, and clamping between the upper cover 22 and the bottom cover 21 can be realized; when in implementation, the sliding blocks on the upper cover 22 are arranged on two sides of the watchband in the length direction, and are arranged on two ends of the upper cover 22, and the clamping blocks are arranged on the watchband in the width direction; for convenient opening, can also set up the spring in the spout to when conveniently opening, upper cover 22 under the effect of spring, upper cover 22 can be fast to the direction removal of keeping away from bottom 21, with the distance between regulation upper cover 22 and the bottom 21, make the watchband that is located accommodation space can be removed, when upper cover 22 and watchband subsides, the watchband is compressed tightly.

In one embodiment, referring to fig. 1, 4, 5, 10 and 17, when the first clasp 2 and the second clasp 1 are clasped in fig. 1, the clasp mechanism 12 shown in fig. 4 is inserted into the accommodating space and presses the watchband, and in addition to the manner in which the upper cover 22 presses the watchband described in the above embodiment, in this embodiment, a perforation may be formed in the upper cover 22, and a part of the member of the clasp mechanism 12 is inserted through the perforation to press the watchband, where the clasp mechanism 12 is inserted into the accommodating space and presses the watchband further on the basis of being engaged with the clasp 221; the fastening part 221 is provided on the bottom cover 21, and the fastening mechanism 12 is fastened to the fastening part 221 on the bottom cover 21 and presses the upper cover 22, so that the upper cover 22 and the fastening mechanism 12 simultaneously press the watchband, and the watchband is prevented from being deformed and loosened under the condition of long-term pressing and fixing of the upper cover 22, and the fastening mechanism 12 further presses the watchband, so that the watchband is prevented from being loosened due to deformation.

In one embodiment, when the watchband is worn in the accommodating space, the width of the accommodating space in the extending direction perpendicular to the watchband is smaller than the thickness of the watchband, so that the accommodating space generates self-pressure in the direction perpendicular to the watchband, the watchband is fastened, the watchband is prevented from loosening, and the effect is better when the watchband is fixed.

In one embodiment, referring to fig. 10, 14 and 12 for example, in this embodiment, the second clasp 1 is specifically defined, the second clasp 1 includes a clasp cover 11, the engaging mechanism 12 is disposed on a side close to the first clasp 2, and the engaging mechanism 12 includes an engaging member disposed on a side close to the upper cover 22 of the clasp cover 11.

Specifically, a boss 111 extends from one side of the buckle cover 11, which is close to the upper cover 22, and a placing groove 112 is formed in the boss 111 for installing the clamping piece; the upper cover 22 is provided with a hole 225 for accommodating the boss 111, and the fastening portion 221 is disposed on the hole 225 for fastening the fastening member in the present embodiment, without specific limitation to the fastening portion 221.

In one embodiment, with reference to fig. 10, 12 and 17, when the first clasp 2 is engaged with the second clasp 1, the boss 111 penetrates the avoidance hole 225 and abuts against the watchband, and in this embodiment, the boss 111 has a function of further compressing the watchband, and can perform a double compressing and fixing function in a fixing process, so that the watchband is not easy to loose.

In one embodiment, a first clamping groove 121 is formed on the periphery of the clamping piece at one side of the buckle cover 11 close to the first watch buckle 2; the buckling part 221 comprises a buckling protrusion 2211 which is used for being buckled in the first buckling groove 121 and is arranged on one side of the upper cover 22 close to the buckling cover 11; the avoidance hole 225 extends near the edge of one side of the buckle cover 11 to form a clamping protrusion 2211 which is matched with the first clamping groove 121, when the first watch buckle 2 is buckled with the second watch buckle 1, the clamping protrusion 2211 is positioned in the first clamping groove 121 to limit the first watch buckle, and the limiting effect limits the movement of the first watch buckle 2 or the second watch buckle 1 along the wearing direction of the watchband and the width direction of the watchband.

In one embodiment, referring to fig. 10, the engaging portion 221 is further defined, and one end side of the avoidance hole 225 facing the second surface fastener 1 is in a retracted structure, so that the engaging portion 221 is formed for engaging the engaging member; or the inner wall of the avoidance hole 225 is provided with a second clamping groove 2212 to form a buckling part 221, and the second clamping groove 2212 is used for limiting the clamping piece so that the first meter buckle 2 and the second meter buckle 1 are not separated, or the first meter buckle 2 and the second meter buckle 1 are combined, and in specific implementation, the second meter buckle is selected according to specific conditions.

In one particular embodiment, referring to fig. 1 and 5, an adjustable clasp, comprises: a second clasp 1 and a first clasp 2. As can be seen from fig. 4, 5 and 17, the second clasp 1 includes a clasp 11 and a locking mechanism 12, the clasp 11 is generally made of plastic, and the implementation is not limited to plastic, and other materials can be used; the first watch button 2 comprises an upper cover 22 and a bottom cover 21, and is generally made of hardware, one end of the upper cover 22 is hinged above one end of the bottom cover 21, and the other end of the upper cover 22 is detachably connected above the other end of the bottom cover 21; the upper cover 22 and the bottom cover 21 are connected to form a channel capable of accommodating the watchband to pass through, when the upper cover 22 is buckled with the bottom cover 21, the upper cover 22 extrudes the watchband to increase the positive pressure of the watchband, thereby enhancing the static friction force between the watchband and the watchband, enabling the watchband to be fixed at a certain position of the watchband, if the watchband needs to be adjusted to fit the length of the watchband, the upper cover 22 is opened to release pressure, the watchband is subjected to pressure reduction or becomes zero by the upper cover 22, at the moment, the watchband can be moved along the passing direction of the watchband so as to change the position of the bottom cover 21 on the watchband, and the upper cover 22 is fixed, namely, the adjustment of the proper wearing length of the watchband is completed, and the stepless adjustment of the watchband is realized by the adjustment mode. The upper cover 22 is provided with a buckling part 221 for clamping the second watch buckle 1; the engaging mechanism 12 of the second clasp 1 is mounted on the side of the clasp cover 11 near the upper cover 22, and can be engaged with the engaging portion 221.

Specifically, referring to fig. 4 and 19, the locking mechanism 12 includes a locking member disposed on a side of the buckle 11 close to the upper cover 22, and a first locking groove 121 formed on a peripheral side of the locking member on a surface of the buckle 11, where the first clasp 2 and the second clasp 1 are locked together, and the clasp is abutted by the locking member to pass through the watchband, thereby realizing a function of limiting the watchband.

In order to install the clamping piece and perform pre-positioning before the first watch buckle 2 and the second watch buckle 1 are buckled, buckling is facilitated, a boss 111 extends out of one side of the buckle cover 11, which is close to the upper cover 22, as shown in fig. 6, a placing groove 112 is formed in the boss 111, the clamping piece is placed in the placing groove 112, the placing groove 112 plays a limiting role on the clamping piece, the position movement and the stress deformation of the clamping piece caused by buckling the first watch buckle 2 and the second watch buckle 1 are prevented, and meanwhile, the placing groove 112 can assist in positioning, so that the installation of the first elastic piece 122 is facilitated; the boss 111 can assist in positioning the second clasp 1 and the first clasp 2, and the above-mentioned fastening mechanism 12 on the second clasp 1 is used to limit the strap, where the first elastic piece 122 plays a main role, the first elastic piece 122 locks the second clasp 1 in the Z direction by the elastic force generated by deformation of itself, and the X, Y direction is limited by four straight surfaces of the boss 111, that is, the side wall of the boss 111, in this embodiment, the direction perpendicular to the watchband is the Z direction, the direction along which the watchband passes is the X direction, and the width direction of the watchband is the Y direction.

As can be seen from fig. 10, in order to mount the boss 111, an avoidance hole 225 is formed on the upper cover 22, so that collision between the upper cover 22 and the boss 111 during fastening is effectively avoided, and parts are damaged; the structure formed by extending the avoidance hole 225 near the edge of one side of the buckle cover 11 is a clamping protrusion 2211, and is used for being clamped in the first clamping groove 121; the mutual clamping of the clamping protrusion 2211 and the first clamping groove 121 limits the movement of the first meter catch 2 and the second meter catch 1 in the X, Y directions, so that a better clamping effect can be achieved; meanwhile, the boss 111 and the avoidance hole 225 are matched with each other to play a role in limiting the movement of the X, Y direction, and the double limiting makes the clamping of the first meter buckle 2 and the second meter buckle 1 tighter and is not easy to loosen. The inner wall of the avoidance hole 225 is provided with a second clamping groove 2212 for clamping the clamping piece; the engaging protrusion 2211 and the second engaging groove 2212 form the engaging portion 221. When the engaging protrusion 2211 is engaged with the first engaging groove 121, the second clasp 1 is more tightly buckled with the first clasp 2. Through the cooperation of upper cover 22, bottom 21 and fastener, the product that forms in this embodiment need not to punch on the watchband, has neither influenced pleasing to the eye again realized the stepless regulation of watchband, and guarantees that the watchband is fixed firm when simplifying the structure of table knot, reduce cost, is difficult to loosen.

Specifically, fig. 7 is a schematic structural diagram of the first elastic piece 122, where the first elastic piece 122 is generally made of steel sheet and is divided into a first mounting section 1224 and a first engaging section 1225, and a second mounting section 1226 may be additionally provided according to different situations and different elasticity of the material for manufacturing the first elastic piece 122. The first mounting section 1224 is provided at two ends of the first elastic piece 122 along the length direction, and is used for mounting the first elastic piece 122 at a position of the buckle cover 11 near one side of the upper cover 22; a first clamping section 1225 is arranged between the two first mounting sections 1224; the middle part of the first engaging section 1225 is concave inwards towards the side far away from the buckle cover 11 to form a second mounting section 1226, and the second mounting section 1226 is mounted in the placement groove 112 (as shown in fig. 6), and in specific preparation, the first elastic sheet 122 is in an integrally formed structure.

The first elastic piece 122 is partially disposed in the placement groove 112, and the first elastic piece 122 is disposed along the width direction of the watchband; the first elastic sheet 122 is provided with two special-shaped protrusions 1221 corresponding to the second engaging grooves 2212 along the length direction, and the number of the second engaging grooves 2212 is two, and the number of the special-shaped protrusions 1221 is two. The opposite structure formed by bending the two ends of the first locking section 1225 connected to the first mounting section 1224 in opposite directions is a special-shaped protrusion 1221, which is used for being locked in the second locking groove 2212. On this basis, the two ends of the two special-shaped protrusions 1221 should be provided with a plurality of partial allowance, so that the upper cover 22 can be fastened when the first elastic sheet 122 is clamped to the second clamping groove 2212, as shown in fig. 2 and 3, the special-shaped protrusions 1221 can not be separated due to slight deformation of the first elastic sheet 122 by a certain allowance, the situation that the watch buckle is separated after severe exercise or during field climbing is effectively avoided, and the use degree and comfort degree of the watch buckle are increased.

In one embodiment, as shown in fig. 7 and 8, in order to further improve the performance of the first elastic piece 122, holes 1222 are formed in the first engaging sections 1225 at two sides of the second mounting section 1226, so as to weaken the strength of the steel sheet and reduce the elastic force of the first elastic piece 122. The strength of the steel sheet is too high, the elastic force of the first elastic sheet 122 is too large, and the fastening force of the watch buckle is large, so that the watch buckle is difficult to fasten, and the first elastic sheet 122 needs to be adjusted to a proper elastic force in order to ensure that the fastening hand feeling of the watch buckle is good. The hole 1222 arranged on the first elastic piece 122 enables the watch buckle to have hand feeling under the condition of fixing the watchband, so that the using degree and the comfort degree are improved. The shape and number of the holes 1222 in this embodiment may be changed according to the material of the first spring plate 122.

In one embodiment, as shown in fig. 6-8, the connection between the first engaging section 1225 and the first mounting section 1224 forms an arc-shaped structure 1223, where the arc-shaped structure 1223 can reduce the stress on the first elastic sheet 122, and meanwhile, when the first elastic sheet 122 is buckled and buckled, the arc-shaped structure 1223 also plays a good role in buffering, if the connection between the first engaging section 1225 and the first mounting section 1224 is not the arc-shaped structure 1223, on one hand, the buckling is difficult, and on the other hand, the connection is easy to break. Therefore, the arc-shaped structure 1223 improves the comfort level of the product formed by the embodiment and also improves the service life of the first elastic sheet 122; the movable groove 113 extending to the first clamping groove 121 based on the placing groove 112 is formed in the place corresponding to the arc-shaped structure 1223 on the placing groove 112, when the first meter buckle 2 and the second meter buckle 1 are opened or buckled, the arc-shaped structure 1223 moves in the movable groove 113, the movable groove 113 provides a space for deformation movement for the first elastic piece 122, and the function of the arc-shaped structure 1223 is exerted to the greatest extent.

Referring to fig. 1 and 17 again, a stepped structure 224 is formed on one end of the upper cover 22 along the direction in which the watchband is worn and on the side of the upper cover near the clasp cover 11, for providing a point for allowing the second clasp 1 to be opened. The step-shaped structure 224 is arranged on the upper cover 22, so that the second watch buckle 1 is conveniently buckled, and the wearing and taking-off convenience of the wearing equipment is improved. The front end of the invention is provided with the step-shaped structure 224, the buckle cover 11 is buckled at the step-shaped structure 224 by hands, and the first elastic sheet 122 deforms in the buckling process of the buckle cover 11, so that the abnormal-shaped bulge 1221 is separated from the second clamping groove 2212, and the purpose of separating the first watch buckle 2 from the second watch buckle 1 is achieved. In the process of separating the first and second watch buckles 2 and 1, in order to prevent the first elastic piece 122 from buckling out of the buckling part 221, the upper cover 22 is driven to buckle out of the bottom cover 21, the upper cover 22 is provided with a bump 222 and is matched with a limit groove 211 correspondingly arranged on the bottom cover 21, so that the upper cover 22 is prevented from moving towards the buckling cover 11, when the first elastic piece 122 is buckled out of the buckling part 221, the action of the upper cover 22 buckling out of the bottom cover 21 is prevented, the upper cover 22 and the bottom cover 21 are kept fixed, and when the first elastic piece 122 is required to buckle out, the first elastic piece 122 is deformed and buckled out by a special tool or a manual force, so that the effect that the upper cover 22 and the bottom cover 21 are still buckled tightly when the second watch buckle 1 and the first watch buckle 2 are separated is achieved. Thus, when the product formed by the embodiment is used, the adjustment of the surface belt is not required every time when the wearer wears the product, and the wearer only needs to open the upper cover 22 to adjust the position when the wearer needs to adjust the position, and the wearer does not need to directly buckle the product.

Further provision of the second mounting section 1226 may enable the first spring 122 to be more securely mounted to the buckle cover 11. In addition, when the special-shaped protrusion 1221 is buckled in or buckled out of the second clamping groove 2212, the arrangement of the second mounting section 1226 increases the stress point of the first elastic sheet 122, reduces the local stress of the first elastic sheet 122, is not easy to damage, and prolongs the service life of the first elastic sheet 122; at the same time, the second mounting section 1226 may increase the resilience of the first spring 122.

Holes 1222 are formed in the first engaging sections 1225 on both sides of the second mounting section 1226 to weaken the strength of the steel sheet and reduce the elastic force of the first elastic sheet 122.

The strength of the steel sheet is too high, the elastic force of the first elastic sheet 122 is too large, and the fastening force of the watch buckle is large, so that the watch buckle is difficult to fasten, and the first elastic sheet 122 needs to be adjusted to a proper elastic force in order to ensure that the fastening hand feeling of the watch buckle is good. The hole 1222 arranged on the first elastic piece 122 enables the watch buckle to have hand feeling under the condition of fixing the watchband, so that the using degree and the comfort degree are improved.

The shape and number of apertures 1222 provided may vary depending on the material of the first dome 122.

The purpose of setting the connection between the first fastening section 1225 and the first mounting section 1224 to be an arc-shaped structure 1223 is mainly to reduce the stress on the first elastic sheet 122, meanwhile, when the first elastic sheet 122 is fastened and buckled out, the arc-shaped structure 1223 also plays a good role in buffering, if the connection between the first fastening section 1225 and the first mounting section 1224 is not the arc-shaped structure 1223, on one hand, the fastening is difficult, and on the other hand, the connection is easy to break. Therefore, the arc-shaped structure 1223 improves the comfort level of the product of the invention, and also improves the service life of the first elastic sheet 122; the main purpose of the groove is to provide the space for the first elastic piece 122 to deform and play the role of the arc-shaped structure 1223 to the maximum.

In a specific embodiment, as shown in fig. 10-14, the clamping piece includes at least one clamping block 42 and at least one spring 43, the clamping block 42 and the spring 43 are arranged in the placing groove 112, a first movable hole 44 is formed in the side wall of the boss 111, the spring 43 is abutted against the clamping block 42 to provide a supporting force of the clamping block 42, under the condition of no stress, the spring 43 always keeps the clamping block 42 in a static state, meanwhile, the elastic force provided by the spring 43 can keep the clamping effect, part of the clamping block 42 extends out of the first movable hole 44, the spring 43 can enable the clamping block 42 to movably stretch and retract along the first movable hole 44, when the first meter buckle 2 is buckled with the second meter buckle 1, in the buckling process, the clamping block 42 is continuously abutted against the opening of the avoidance hole 225 on the upper cover 22, and at the moment, the spring 43 is continuously stressed to compress the buckling part 221 where the clamping block 42 is buckled; when the first clasp 2 and the second clasp 1 are engaged, the spring 43 is used in the position engaged state.

In specific implementation, as shown in fig. 14, the number of the clamping blocks 42 is two, and the two clamping blocks 42 are oppositely arranged; positioning columns 45 are arranged on the opposite sides of the two clamping blocks 42, and two ends of the spring 43 are sleeved on the positioning columns 45 on the corresponding clamping blocks 42; the two clamping blocks 42 are connected through the spring 43, the clamping state and the clamping process and the separating process can be maintained through the spring 43 between the two clamping blocks 42, the opening of the placing groove 112 faces the second hasp, the sealing plate 41 for sealing the opening of the placing groove 112 is arranged at the opening of the placing groove 112, the sealing plate 41 in the embodiment can be in an adhesive mode, and other types of connection can be achieved.

In an embodiment, as shown in fig. 10 and 15, in another embodiment of the present invention, the engaging member includes at least one second elastic piece 51, the second elastic piece 51 is disposed in the placement groove 112, and the side wall of the placement groove 112 is provided with a second movable hole 52. The second elastic piece 51 partially extends out of the second movable hole 52, and when the first surface fastener 2 is fastened with the second surface fastener 1, the second elastic piece 51 partially deforms, so that part of the second elastic piece 51 positioned in the movable hole abuts against the edge of the avoiding hole 225 and is clamped into the second clamping groove 2212 after deformation; when the first clasp 2 is separated from the second clasp 1, the second elastic piece 51 is separated from the second engaging groove 2212 by means of the second elastic piece 51 self-deforming and contracting into the placing groove 112.

As shown in fig. 10 and 16, in the embodiment, the second elastic sheet 51 includes a second engaging section 53, two limiting sections 55, and two deforming sections 54, where the second engaging section 53 corresponds to the second movable hole 52; are arranged at two end sides of the second clamping section 53 and are connected with the second clamping section 53; at the end of the two deformation sections 54 remote from each other, for being constrained within the housing 112; when the first clasp 2 is engaged with or disengaged from the second clasp 1, the deformation section 54 deforms correspondingly, so that the second engaging section 53 engages with or disengages from the second engaging groove 2212;

In the specific implementation, the two limiting sections 55, the deforming section 54 and the second clamping section 53 are integrally formed; the deformation section 54 is of an arc-shaped structure 1223, similar to a U-shaped structure, a semi-surrounding structure is formed by the limiting section 55 and the adjacent part of the deformation section 54, a limiting protrusion 56 matched with the limiting section 55 is arranged on the inner wall of one side of the placing groove 112 opposite to the buckle cover 11, and the limiting protrusion 56 is positioned in the semi-surrounding structure; the number of the second elastic pieces 51 is two, the two second elastic pieces 51 are arranged in a back-to-back mode, the corresponding buckling cover 11 is also provided with a mounting area for placing the two second elastic pieces 51, and when the boss 111 is arranged on the buckling cover 11, the notch of the placing groove 112 corresponds to the mounting area, so that the effect of the two second elastic pieces 51 is better in the mounting process.

In the embodiment, the inner wall of one side of the placing groove 112 opposite to the buckle cover 11 is provided with a first reinforcing rib 57 to separate the two second elastic sheets 51, the inner wall of the placing groove 112 is also provided with a second reinforcing rib 58 perpendicular to the first reinforcing rib 57, two ends of the second reinforcing rib 58 correspond to the second clamping sections 53, and the two ends of the second reinforcing rib 58 are used for preventing the second clamping sections 53 from shrinking into the placing groove 112 due to excessive deformation of the deformation sections 54.

In one embodiment, as shown in fig. 9 and 17, a plurality of ribs 213 may be formed on one side of the bottom cover 21 located in the accommodating space to increase the static friction force between the watchband and the bottom cover 21, and in combination with the pressure of the upper cover 22 pressing the watchband to increase the pressure perpendicular to the watchband, the first clasp 2 is more stably fixed at a certain position along the length direction of the watchband. The number of ribs 213 may vary depending on the material of the wristband and the first clasp 2.

In fig. 3, 4, 6 and 8, the gasket member and the corresponding groove 114 have been included, so that the purpose of the gasket is to reduce the pressure applied to the buckle cover 11 and the elastic clamping mechanism 12 during operation, prevent loosening and damping, improve the performance of the first elastic piece 122 and prolong the service life of the watch buckle. However, in actual production or as a specific embodiment of the present invention, the spacer is not an essential component, and the second clasp 1 in this embodiment may only include the clasp cover 11 and the elastic locking mechanism 12, so that the product formed in this embodiment also has the functions of adjusting and fixing the watchband, simplifying the clasp structure, and being convenient to put on and take off, and reducing the cost.

Referring to fig. 17 to 19, the present invention further provides a watchband assembly, including a first watchband 6, a second watchband 7, and the adjustable watchband described above, one end of the second watchband 7 is connected to one end of the second watchband 1, one end of the first watchband 6 is penetrating through the accommodating space on the first watchband 2, the first watchband 2 is fixed at a certain position of the first watchband 6, the second watchband 1 and the first watchband 2 are engaged to form the watchband assembly, in this embodiment, the structures of the second watchband 1 and the first watchband 2 are as described above, and for the second watchband 7 and the first watchband 6, the second watchband 7 and the first watchband 6 are arranged along the penetrating direction, one end of the second watchband 7 is connected to the second watchband 1, and when the second watchband is opened, the first watchband 2 and the second watchband 1 can be separated along one end far away from the second watchband 1, specifically, the step-shaped structure 224 is arranged at one end of the first watchband 6 far from the second watchband 7, for opening the second watchband 1, so as to realize that the first watchband 2 and the first watchband 1 are separated from the first watchband 6, and the second watchband 7 are made of flexible materials.

Referring to fig. 20, the present invention further provides a wearable device, including the above watchband component and a device body 8, where one end of the second watchband 7 far away from the second clasp 1 is fixed on the device body, the first watchband 6 has a free end and a fixed end, the fixed end of the first watchband 6 is used for being fixed on the device body, the free end is used for penetrating through the accommodating space of the first clasp 2, so as to fix the first clasp 2 on the first watchband 6, and when the wearable device is in practice, after the first clasp 2 is buckled with the second clasp 1, the first clasp 2 is arranged outside, the second clasp 1 is close to the wrist, and the first clasp 2 is far away from the wrist.

The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which are intended to be comprehended within the scope of the present invention.

Claims

1. An adjustable clasp, comprising: the second meter buckle and the first meter buckle are characterized in that,

the first watch buckle comprises a buckling part and an accommodating space, wherein the accommodating space is used for penetrating the watchband and is adjustable in space size;

2. An adjustable clasp according to claim 1, wherein,

adjusting the space size of the accommodation space includes:

3. An adjustable clasp according to claim 2, wherein,

the first watch buckle comprises a bottom cover and an upper cover, and the bottom cover and the upper cover are surrounded to form the accommodating space;

the relative position of the upper cover arranged on the bottom cover is adjustable so as to adjust the space size of the accommodating space.

4. An adjustable clasp according to claim 3, wherein,

the upper cover moves or locks along the penetrating direction approximately perpendicular to the watchband and is used for adjusting the size of the accommodating space so as to compress or loosen the watchband.

5. An adjustable clasp according to claim 4, wherein,

an elastic piece is arranged between the upper cover and the bottom cover and acts on the upper cover, so that when the upper cover is released from being fixed, the upper cover is far away from the bottom cover by the elastic piece.

6. An adjustable clasp according to claim 3, wherein,

one end of the upper cover is hinged with one end of the bottom cover, the other end of the upper cover is detachably connected with the other end of the bottom cover, and the upper cover can be opened or closed so as to adjust the space size of the accommodating space.

7. An adjustable clasp according to claim 6, wherein,

the upper cover is far away from one end of articulated department and has been seted up the lug, the bottom corresponds the position of lug has been seted up the spacing groove, the spacing groove can prevent the upper cover to the direction motion of second table knot.

8. An adjustable clasp according to claim 7, wherein,

the upper cover comprises two protruding blocks and the bottom cover comprises two limiting grooves, the bottom cover is provided with buckling grooves, the upper cover is provided with buckling positions corresponding to the buckling grooves and used for strongly buckling the upper cover so that the protruding blocks are separated from the limiting grooves, and the upper cover is separated from the bottom cover.

9. An adjustable clasp according to any one of claims 3 to 7, wherein,

when the first watch buckle is buckled with the second watch buckle, the clamping mechanism penetrates through the accommodating space and presses the watchband.

10. An adjustable clasp according to claim 3, wherein,

the second watch buckle comprises a buckle cover, the clamping mechanism is arranged on one side close to the first watch buckle, and the clamping mechanism comprises a clamping piece arranged on one side of the buckle cover close to the upper cover.

11. An adjustable clasp according to claim 10, wherein,

a boss extends from one side of the buckle cover, which is close to the upper cover, and a placing groove is formed in the boss and used for installing the clamping piece;

12. An adjustable clasp according to claim 11, wherein,

when the first watch buckle is clamped with the second watch buckle, the boss penetrates through the avoidance hole and is abutted to the watchband.

13. An adjustable clasp according to claim 12, wherein,

a first clamping groove is formed in the periphery of the clamping piece at one side, close to the first surface fastener, of the fastening cover;

the buckling part comprises a buckling protrusion which is arranged on one side of the upper cover, close to the buckling cover, and is used for being buckled in the first buckling groove;

The edge of one side of the avoidance hole, which is close to the buckle cover, extends to form the clamping protrusion which is matched with the first clamping groove.

14. An adjustable clasp according to claim 13, wherein,

the avoidance hole is of an inward shrinking structure towards one end side of the second surface fastener, and the buckling part is formed and used for clamping the clamping piece;

and/or;

15. An adjustable clasp according to claim 14, wherein,

the first clamping groove is communicated with the placing groove;

16. An adjustable clasp according to claim 15, wherein,

the number of the second clamping grooves and the number of the special-shaped protrusions are two, and the two special-shaped protrusions on the first elastic sheet are arranged along the width direction of the watchband;

17. An adjustable clasp according to claim 16, wherein,

the first elastic piece comprises a first installation section and a first clamping section, wherein the first installation section is arranged at two ends in the length direction, the first clamping section is positioned between the two first installation sections, the first installation section is used for being installed at one side, close to the upper cover, of the buckle closure, and two ends of the first clamping section, which are connected with the first installation section, are bent in opposite directions to form abnormal-shaped protrusions which deviate from each other.

18. An adjustable clasp according to claim 17, wherein,

the middle part of the first clamping section is concaved inwards to one side far away from the buckle cover to form a second installation section, and the second installation section is used for being fixed on the placing groove; and through holes are formed in the first clamping sections positioned on two sides of the second mounting section.

19. An adjustable clasp according to claim 17, wherein,

the junction of first block section with first installation section forms the arc structure, correspond on the standing groove arc structure department has seted up based on the standing groove on extend to the movable groove of first block groove, be used for when first table knot is detained with the second table and is opened or the lock, the arc structure activity in the movable groove.

20. An adjustable clasp according to claim 14, wherein,

the clamping piece comprises at least one clamping block and at least one spring, the clamping block and the spring are arranged in the placing groove, a first movable hole is formed in the side wall of the boss, the clamping block part extends out of the first movable hole, and the spring can enable the clamping block to stretch and retract along the first movable hole.

21. An adjustable clasp according to claim 20 wherein,

the number of the clamping blocks is two, and the two clamping blocks are oppositely arranged; positioning columns are arranged on one side, opposite to the two clamping blocks, of each clamping block, and two ends of each spring are sleeved on the corresponding positioning column on each clamping block;

22. An adjustable clasp according to claim 14, wherein,

the clamping piece comprises at least one second elastic piece, the second elastic piece is arranged in the placing groove, and a second movable hole is formed in the side wall of the placing groove;

the second elastic piece part extends out of the second movable hole, and when the first surface fastener is fastened with the second surface fastener, the second elastic piece part deforms, so that part of the second elastic piece positioned in the movable hole abuts against the edge of the avoidance hole and is clamped into the second clamping groove after deformation; when the first watch buckle is separated from the second watch buckle, the second elastic piece is separated from the second clamping groove by means of the self-shape direction change of the second elastic piece and the internal shrinkage of the placing groove.

23. An adjustable clasp according to claim 22 wherein,

the second elastic piece comprises:

the second clamping section corresponds to the second movable hole;

24. An adjustable clasp according to claim 23 wherein,

the two limiting sections, the deformation section and the second clamping section are integrally formed;

25. An adjustable clasp according to claim 24 wherein,

the placing groove with be equipped with first strengthening rib on the relative one side inner wall of buckle closure to with two the second shell fragment separates, still be provided with on the inner wall of placing groove with first strengthening rib vertically second strengthening rib, the both ends of second strengthening rib with the second block section is corresponding, is used for preventing the second block section is because of deformation section excessive deformation contracts to in the placing groove.

26. An adjustable clasp according to claim 10, wherein,

a step is arranged on one side of the upper cover, which is close to the buckle cover, and is arranged along one end side of the watchband in the penetrating direction, and the step is used for providing a position for a user to open a second watch buckle;

and/or;

27. A watchband component comprises a first watchband and a second watchband, and is characterized in that,

the adjustable clasp of any one of claims 1-26, wherein one end of the second wristband is connected to one end of the second clasp, and one end of the first wristband is disposed through the receiving space on the first clasp to fix the first clasp in a position on the first wristband, and the second clasp is engaged with the first clasp to form the wristband assembly.

28. The wristband assembly of claim 27, wherein the first wristband is a wristband made of a flexible material.

29. The wearable device further comprising the wristband assembly and the device body of claim 27 or 28, wherein the end of the second wristband away from the second clasp is fixed to the device body, the first wristband has a free end and a fixed end, the fixed end of the first wristband is fixed to the device body, and the free end is used for penetrating through the accommodating space of the first clasp to fix the first clasp to the first clasp.

30. The wearable device of claim 29, wherein the first clasp is disposed outside after the first clasp is clasped with the second clasp.