CN212965756U

CN212965756U - Watchcase and wrist-watch of adjustable watchband elasticity

Info

Publication number: CN212965756U
Application number: CN202021425847.1U
Authority: CN
Inventors: 裘里斯杨; 魏礼
Original assignee: Ruixin Hardware Heyuan Co ltd
Current assignee: Ruixin Hardware Heyuan Co ltd
Priority date: 2020-07-17
Filing date: 2020-07-17
Publication date: 2021-04-13
Anticipated expiration: 2030-07-17

Abstract

The utility model provides a watchcase and a watch capable of adjusting the tightness of a watchband, wherein the watchcase capable of adjusting the tightness of the watchband comprises a main case body, a driving piece, a spring locking component and a traction component for fixing the head end of the watchband, wherein the driving piece and the spring locking component are arranged on the main case body, and the driving piece is connected with the spring locking component and is locked and fixed through the spring locking component; the spring locking assembly comprises a locking piece and a switch piece for driving the locking piece to be separated from the driving piece; the driving piece is connected with the traction member, and when the locking piece is separated from the driving piece, the traction member drives the head end of the watchband to move along the length direction of the watchband relative to the main shell under the driving of the driving piece. The utility model discloses a set up the tractive subassembly to locate the watchcase with driving piece and spring locking subassembly, both can realize the regulation of watchband elasticity, be favorable to structural design again, avoid increasing the table and detain the volume, guaranteed the travelling comfort of wearing and the aesthetic measure of outward appearance.

Description

Watchcase and wrist-watch of adjustable watchband elasticity

Technical Field

The embodiment of the utility model provides a wearing equipment technical field, more specifically say, relate to a watchcase and wrist-watch of adjustable watchband elasticity.

Background

A wristwatch, also known as a wristwatch, refers to an instrument worn on the wrist for timing and displaying time. A wristwatch is generally made of leather, rubber, nylon cloth, stainless steel, or the like, and a dial (i.e., a case) having a time display function is bound to a wrist by the wristband.

At present, the structure that the present wrist-watch of adjustable watchband elasticity will be used for the watchband to stretch out and draw back sets up in the table and buckles to make the structural design that the table was buckled complicated, and the volume grow, the comfort when not only can influencing wearing still can restrict the designability of the structure that the table was buckled, influences the aesthetic measure of outward appearance.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a to the problem of the table knot design complication of above-mentioned present wrist-watch of adjustable watchband elasticity, bulky, influence pleasing to the eye travelling comfort of wearing and restricted the designability of table knot structure, provide a watchcase and wrist-watch of adjustable watchband elasticity.

The embodiment of the utility model provides a solve above-mentioned technical problem's technical scheme is, provide a watchcase of adjustable watchband elasticity, including the main casing body, driving piece, spring locking subassembly and be used for the traction member of the head end of fixed connection to the watchband, wherein: the driving piece and the spring locking component are respectively arranged on the main shell, and the driving piece is connected with the spring locking component and is locked and fixed through the spring locking component; the spring locking assembly comprises a locking piece and a switch piece used for driving the locking piece to contract and disengage from the driving piece; the driving piece is connected with the traction member, and when the locking piece is separated from the driving piece, the traction member drives the head end of the watchband to move along the length direction of the watchband relative to the main shell under the driving of the driving piece.

Preferably, two sides of the main housing are respectively provided with a sliding channel arranged along the length direction of the watchband, and the shape and size of the sliding channel are matched with the shape and size of the head end of the watchband; the head end of the watchband is arranged in the sliding channel, and the head end of the watchband slides in the sliding channel under the driving of the traction member.

Preferably, the main housing comprises a bottom cover, and a dial piece and two upper covers respectively mounted on the bottom cover, and the two upper covers are respectively located at two sides of the dial piece;

two the upper cover is equipped with the recess that runs through along length direction respectively, and the slide channel is by the bottom lid closing the opening of recess constitutes.

Preferably, the driving piece is annular, and the driving piece is arranged on the dial piece in a manner of rotating around the circumferential direction of the dial piece; the surface of the driving piece facing the dial piece is provided with a continuous sawtooth structure, and the sawtooth structure is arranged along the circumferential direction;

the locking piece is a meshing component, and the spring locking assembly further comprises a first compression spring, and the meshing component is installed on the dial piece through the first compression spring and is located between the driving piece and the dial piece; the meshing component comprises a clamping tooth structure matched with the sawtooth structure, the meshing component faces to the driving piece under the action of the first compression spring and moves, the clamping tooth structure is clamped to the sawtooth structure, and the driving piece is limited and fixed.

Preferably, when the driving member rotates in the driving direction, the engaging member is driven by the saw-tooth structure to move in a direction away from the driving member and to press the first compression spring, so that the head end of the band and the pulling member move toward the dial piece.

Preferably, the spring locking assembly further comprises a bolt and a second compression spring, and the bolt sequentially penetrates through the dial piece and the meshing component along the clamping direction of the clamping tooth structure and then is connected to the switch piece so as to lock and fix the switch piece on the meshing component; the second compression spring is sleeved on the bolt, and the second compression spring is located between the meshing component and the dial piece.

Preferably, the traction member comprises two chains, and the two chains are fixedly connected to two ends of the watchband respectively; the driving piece is fixedly connected to two ends, far away from the watchband, of the chains, the chains are driven by the driving piece to contract towards the dial piece, and two ends of the watchband are pulled to respectively slide towards the main shell.

Preferably, the top surface of the dial plate is provided with an annular groove matched with the chain, and the annular groove is respectively communicated with the two sliding channels; the bottom surface of the annular groove is provided with two limiting guide grooves, the bottom surface of the driving piece is provided with two limiting needles matched with the limiting guide grooves, and when the driving piece is assembled to the dial piece, the limiting needles of the driving piece penetrate through the annular groove respectively and are inserted into the two limiting guide grooves;

first ends, far away from the watchband, of the two chains are respectively arranged in the annular groove in a penetrating mode, and the driving piece is fixedly connected with the traction component in a mode that the two limiting needles are respectively inserted into chain openings of the two chains.

Preferably, a surface of the driving member, which faces away from the dial piece, is provided with a plurality of uniformly distributed protruding structures, and when the driving member is assembled on the dial piece, the driving member covers and closes an opening of the annular groove.

The embodiment of the utility model provides a still provide a wrist-watch, including watchband and as above arbitrary the watchcase of adjustable watchband elasticity.

The utility model discloses watchcase and wrist-watch of adjustable watchband elasticity has following beneficial effect: the pulling assembly is arranged, the driving piece and the spring locking assembly are arranged on the watchcase, and the driving piece drives the pulling assembly to drive the head end of the watchband to move along the length direction of the watchband relative to the main case body, so that the function of adjusting the tightness of the watchband is realized, the structure is simple, the driving mode is reasonable and reliable, and the driving piece and the spring locking assembly have high designability; because the dial plate subassembly that is used for showing the time is installed to the watchcase, and the volume is detained than the table greatly usually, consequently with driving piece and spring locking subassembly integration in the watchcase, more be favorable to structural design, effectively avoid increasing the volume that the table was detained to the travelling comfort of guaranteeing to wear and the aesthetic measure of outward appearance.

Drawings

Fig. 1 is a schematic structural view of a watch case with adjustable tightness of a watchband according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a bottom of a watch case with adjustable tightness of a watchband according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a section of a watch case with an adjustable tightness of a watchband according to an embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in FIG. 1, be the embodiment of the utility model provides a structure schematic diagram of the watchcase of adjustable watchband elasticity, the watchcase of this adjustable watchband elasticity can be applied to wearing equipment technical field, and uses but the watchcase greatly reduced of this adjustable watchband elasticity to the material of watchband and structural design's requirement.

Referring to fig. 2, the watch case capable of adjusting the tightness of the watch band in the present embodiment includes a main case 1, a driving element 2, a spring locking assembly 3, and a pulling member 4, wherein the pulling member 4 is used for connecting to the head end of the watch band 5 to drive the watch band 5 to move by pulling, so as to achieve tightness adjustment. The traction means 4 is embodied as a flexible structure, which facilitates the retraction of the same without taking up a large space, such as a chain.

Specifically, driving piece 2 and spring locking subassembly 3 are installed respectively on main casing body 1, and driving piece 2 is connected with spring locking subassembly 3 (preferably connect with the mode of joint, and the joint mode is firm reliable, and is favorable to structural design) to accessible spring locking subassembly 3 fixes driving piece 2, realizes that driving piece 2 reliably opens and stops, spacing fixed driving piece 2 promptly, prevents that driving piece 2 from removing and causing the drive inefficacy.

The spring locking assembly 3 of the present embodiment comprises a locking member 31 and an opening and closing member 32, wherein the locking member 31 is connected with the driving member 2 to limit and fix the driving member 2. The switch member 32 is used to drive the locking member 31, and particularly when the switch member 32 is driven (i.e. pressed), the switch member 32 pushes the locking member 31 to move and contract in a direction away from the driving member 2, so that the locking member 31 is separated from the driving member 2, and thus the driving member 2 is not limited and fixed by the locking member 31 and can be normally driven by force.

Further, driving piece 2 is connected and is drawn member 4, and when retaining member 31 breaks away from driving piece 2, draw member 4 and drive under the drive of driving piece 2 the head end of watchband 5 (for main casing body 1) along the length direction removal of watchband 5 to increase or shorten the distance between two head ends of watchband 5, realize wearing length's adjustment (the length of actually wearing specifically comprises watchband 5 and a part of drawing member 4), and then reach the elasticity adjustment function to watchband 5. Moreover, the driving element 2 is preferably detachably connected with the pulling member 4, so that not only can the reliable connection between the pulling member 4 and the head end of the watchband 5 be ensured, but also the disassembly, assembly and maintenance operations of the watchband 5 are facilitated.

Above-mentioned watchcase of adjustable watchband elasticity is through setting up traction member 4, and the head end that drives watchband 5 with the mode of tractive by traction member 4 removes, has realized wearing the adjustment of length, and this simple structure is reasonable, and the drive mode is also comparatively reliable practical. And, adopt and pull member 4 and more be favorable to structural design, can make during the drive pull member 4 warp the shrink, both reduced the space that fuses to accomodate, can design around the structure of main casing 1 again to realize the reduction of volume.

In addition, because the watchcase generally all installs the dial plate subassembly that is used for showing the time, the volume is usually detained than the table greatly, consequently with driving piece 2 and spring locking subassembly 3 integrated respectively on main casing body 1, can further improve the designability of structure like this, effectively avoid the increase of table knot volume, both guaranteed the travelling comfort of wearing, make the outward appearance more pleasing to the eye again.

In an embodiment of the present invention, the two sides of the main housing 1 are respectively provided with a sliding channel along the length direction of the watchband 5, and the shape and size of the sliding channel are adapted to the shape and size of the head end of the watchband 5. Specifically, the head end of the watchband 5 is installed in the sliding channel, and the head end of the watchband 5 is driven by the pulling member 4 to slide in the sliding channel. Therefore, the head end of the watchband 5 can be limited and guided by the watchcase through the sliding channel, and the watchband 5 can be ensured to stably move along the length direction of the watchband 5 under the drawing action of the drawing member 4 because the sliding channel is arranged along the length direction of the watchband 5.

Of course, in practical application, the watch band 5 may also be limited by other means, so that the head end of the watch band 5 moves along the length direction of the watch band 5, for example, the limit posts corresponding to the two sides of the head end of the watch band 5 are provided, and the watch band 5 is limited by the limit posts.

The main case 1 of the present embodiment includes a bottom cover 11, a dial piece 12, and two upper covers 13, wherein the two upper covers 13 and the dial piece 12 are mounted on the bottom cover 11 in a manner distributed along the length direction of the band 5, and the two upper covers 13 are respectively located on both sides of the dial piece 12. Specifically, the two upper covers 13 are respectively provided with a groove 131 penetrating in the longitudinal direction, and when the two upper covers 13 are respectively assembled to the bottom cover 11, the groove 131 penetrating direction of each upper cover 13 is the same as the longitudinal direction of the band 5. The distance between the two side walls of the two upper covers 13 is respectively matched with the width dimension of the head end of the watchband 5, and when the upper covers 13 are assembled on the bottom cover 11, the bottom cover 11 covers the opening of the closed groove 131, so that the sliding channel is formed, and the function of limiting and guiding the head end of the watchband 5 is achieved. The sliding channel is favorable for assembly and disassembly, maintenance difficulty can be effectively reduced, and meanwhile, machining cost can be reduced.

In particular, the driving member 2 is annular and can be adapted to the main housing 1 with a circular structure design, so that the space utilization rate of the main housing 1 is prevented from being reduced, and the increase of the volume of the main housing 1 is avoided.

In other embodiments, the driving element 2 may also include a first sliding member and a second sliding member, and the first sliding member and the second sliding member are respectively connected to the pulling member 4 to drive the pulling member 4 to contract, so as to pull the head end of the strap 5 to move along the length direction of the strap 5, which is beneficial for adapting to the main housing 1 with a square structure design. Of course, the structural design of the drive element 2 can be specifically adapted to the arrangement of the main housing 1.

Because driving piece 2 is the ring shape, consequently driving piece 2 is preferred to be installed on dial spare 12 with the mode that can wind the circumference of dial spare 12 and to make driving piece 2 coaxial with dial spare 12, can make structural design more reasonable like this, and locate the dial plate subassembly that dial spare 12 central authorities are used for showing the time and can expose by the middle vacancy of driving piece 2, avoid sheltering from. In practical application, only need set up detachably at dial plate 12, and with the annular spacing groove of the thickness looks adaptation of dial plate 12, make driving piece 2 joint to annular spacing inslot can install driving piece 2 on dial plate 12 with the mode that can wind circumference rotation.

Further, the surface of the driving member 2 facing the dial piece 12 is provided with a continuous serration 21, and the serration 21 is provided in the circumferential direction. In addition, the locker 31 (the locker 31 is embodied as a geared member) includes a latch structure adapted to the saw tooth structure 21, and the spring locking assembly 3 further includes a first compression spring 33, and the locker 31 is mounted to the dial 12 by the first compression spring 33.

Specifically, retaining member 31 is located between driving piece 2 and dial plate 12, and first compression spring 33 is located between retaining member 31 and dial plate 12, and first compression spring 33 can provide the spring force that lasts towards driving piece 2 for retaining member 31 like this, makes retaining member 31 can reliably connect driving piece 2 to with the latch structure joint on sawtooth structure 21, thereby carry out spacing fixed to driving piece 2.

In addition, the spring locking assembly 3 further comprises a bolt 34 and a second compression spring 35, wherein the bolt 34 is connected to the switch member 32 after passing through the dial member 12 and the locking member 31 in sequence along the clamping direction of the latch structure to lock and fix the switch member 32 to the locking member 31, so that the locking member 31 can be separated from the driving member 2 by moving the locking member 31 when the locking member 31 is pressed.

In particular, the second compression spring 35 is fitted over the bolt 34, and the second compression spring 35 is located between the locking member 31 and the dial 12. When the switch member 32 is pressed, the locking member 31 can press the second compression spring 35, and meanwhile, the bolt 34 is used for limiting and guiding, so that the pressing operation is more stable, and the deformation and damage caused by the deflection of the pressing force application direction are avoided. When the pressing force is released, the opening and closing member 32 and the locking member 31 are retracted to the original positions by the elastic restoring force of the second compression spring 35.

Preferably, the sawtooth structure 21 of the driving member 2 includes a guiding inclined plane disposed toward the driving direction of the driving member 2, so that when the driving member 2 rotates in the driving direction, the locking member 31 can move in a direction away from the driving member 2 under the driving of the guiding inclined plane of the sawtooth structure 21 and press the first compression spring 33, so that the head end of the watchband 5 and the pulling member 4 move toward the watch plate 12, and the locking member 31 can be separated from the driving member 2 without pressing the switch member 32, which is beneficial to improving the convenience of operation, and the tightness adjustment of wearing can be realized only by applying force to the driving member 2 to rotate in the driving direction at the driving member 2.

In another embodiment of the invention, the pulling member 4 comprises two chains, and the two chains are fixedly connected to the two ends of the strap 5, respectively. And, the driving element 2 is fixedly connected to one end of the two chains far from the band 5, so that the chains can be retracted toward the dial piece 12 by the driving element 2 and pull the two ends of the band 5 to slide toward the main case 1, respectively. The above-mentioned mode that adopts the chain tractive is firm reliable, and the chain is the flexible piece, can effectively contract in main casing body 1, does not occupy great space volume.

Further, the top surface of the dial plate 12 is provided with an annular groove 121 adapted to the chain, and the annular grooves 121 are respectively communicated with the two sliding channels, so that the chain can be pulled into the annular groove 121 by the driving member 2 to pull the band 5 to move toward the main case 1. In addition, the bottom surface of the annular groove 121 is provided with two limiting guide grooves, the bottom surface of the driving part 2 is provided with two limiting pins 22 matched with the limiting guide grooves, and when the driving part 2 is assembled to the dial plate 12, the limiting pins 22 of the driving part 2 respectively penetrate through the annular groove 121 and are inserted into the two limiting guide grooves, so that the limiting pins 22 can be guided, and the limiting pins 22 can be limited to restrict the range of the stroke of the driving part 2, which can move rotationally.

Moreover, the first ends of the two chains far away from the watchband 5 are respectively arranged in the annular groove 121 in a penetrating manner, and the driving piece 2 is fixedly connected with the traction member 4 in a manner of respectively inserting the two limiting needles 22 into the chain openings of the two chains, so that the structure is simple and practical, and the movable mode of inserting the clamping joint is adopted for connection, thereby being beneficial to dismounting and maintenance.

In order to make the driving of the driving element 2 more reliable, a plurality of evenly distributed protruding structures 23 are arranged on the surface of the driving element 2 opposite to the dial piece 12, so that the anti-skid function is effectively achieved. Moreover, when the driving member 2 is assembled on the dial plate 12, the driving member 2 covers the opening of the closed annular groove 121, so that not only can the traction member 4 and the spring locking assembly 3 be protected, but also the appearance can be more beautiful.

The embodiment of the utility model provides a still provide a wrist-watch, this wrist-watch include watchband 5 and as above the watchcase of adjustable watchband elasticity.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A watch case with adjustable tightness of a band, comprising a main case, an actuating member, a spring locking assembly and a pulling member for fixed connection to a head end of the band, wherein: the driving piece and the spring locking component are respectively arranged on the main shell, and the driving piece is connected with the spring locking component and is locked and fixed through the spring locking component; the spring locking assembly comprises a locking piece and a switch piece used for driving the locking piece to contract and disengage from the driving piece; the driving piece is connected with the traction member, and when the locking piece is separated from the driving piece, the traction member drives the head end of the watchband to move along the length direction of the watchband relative to the main shell under the driving of the driving piece.

2. The watch case with the adjustable tightness of the watchband according to claim 1, wherein sliding channels are respectively arranged on two sides of the main case body along the length direction of the watchband, and the shapes and the sizes of the sliding channels are matched with those of the head end of the watchband; the head end of the watchband is arranged in the sliding channel, and the head end of the watchband slides in the sliding channel under the driving of the traction member.

3. The watch case with adjustable tightness of watchband according to claim 2, wherein said main case comprises a bottom cover, and a dial member and two upper covers respectively mounted on said bottom cover, and said two upper covers are respectively located on both sides of said dial member;

4. The watch case with adjustable tightness of watch band according to claim 3, wherein said driving member is circular and is mounted on said dial member in such a manner as to be rotatable around the circumferential direction of said dial member; the surface of the driving piece facing the dial piece is provided with a continuous sawtooth structure, and the sawtooth structure is arranged along the circumferential direction;

5. The watch case with adjustable tightness of wristband of claim 4, wherein upon rotation of said driving member in a driving direction, said engaging member is driven by said saw-tooth structure to move in a direction away from said driving member and to compress said first compression spring to move said head end of said wristband and said pulling member toward said dial piece.

6. The watch case with adjustable tightness of watchband according to claim 4, wherein said spring locking assembly further comprises a bolt and a second compression spring, said bolt is connected to said switch member after passing through said dial member and said engaging member in sequence along a snap-in direction of said latch structure to lock said switch member to said engaging member; the second compression spring is sleeved on the bolt, and the second compression spring is located between the meshing component and the dial piece.

7. The watch case with adjustable tightness of watchband according to claim 4, characterized in that said pulling means comprise two links, and said two links are fixedly connected to the two ends of the watchband, respectively; the driving piece is fixedly connected to two ends, far away from the watchband, of the chains, the chains are driven by the driving piece to contract towards the dial piece, and two ends of the watchband are pulled to respectively slide towards the main shell.

8. The watch case with adjustable tightness of watchband according to claim 7, wherein the top surface of said dial member is provided with an annular groove adapted to said chain, and said annular grooves are respectively communicated with said two slide channels; the bottom surface of the annular groove is provided with two limiting guide grooves, the bottom surface of the driving piece is provided with two limiting needles matched with the limiting guide grooves, and when the driving piece is assembled to the dial piece, the limiting needles of the driving piece penetrate through the annular groove respectively and are inserted into the two limiting guide grooves;

9. The watch case with adjustable tightness of watchband according to claim 8, wherein a side of said driving element facing away from said dial member is provided with a plurality of uniformly distributed protrusions, and wherein said driving element covers an opening closing said annular groove when said driving element is assembled to said dial member.

10. A wristwatch comprising a band and a case body having an adjustable tightness of the band as recited in any one of claims 1 to 9.