Back-adjustable easily-detachable watchband structure and watchband

Abstract

The utility model relates to the technical field of watchbands, in particular to a back-adjustable easily-detachable watchband structure and a watchband. The side beads are arranged on the two sides of the middle bead respectively, and the middle bead partially protrudes out of the two side beads; the connecting rod is used for fixing the middle bead and the two side beads; the sliding adjusting assembly comprises a key of which one end side wall is provided with a first elastic piece interacting with the inner side wall of the groove, and a left / right clamping belt key structure which is arranged in the groove, one end of the left / right clamping belt key structure is propped against the inclined side of the key, and the other end of the left / right clamping belt key structure penetrates through the middle bead and is clamped with the adjacent back adjusting easy-to-disassemble watchband structure; acting force towards the first elastic piece is applied to the key, the key and the groove interact to compress the first elastic piece, and the left / right clamping belt key of the left / right clamping belt key structure slides and retracts into the middle bead along the inclined plane of the key. When the watch strap is applied, the function of quickly adjusting the length of the watch strap can be realized without an auxiliary tool. In addition, the utility model further provides a watchband.

Description

Technical Field

[0001] The utility model relates to the technical field of watch straps, in particular to a back-adjustable and easily detachable watch strap structure and a watch strap. Background Art

[0002] Common watches cannot adjust the strap length, making them less adaptable to users of different wrist widths. To overcome these shortcomings, adjustable strap structures have emerged on the market. For details, please refer to the toggle pop-up strap structure with application number 202220619076.2. However, this technical solution requires the removal of steel pins to adjust the strap length. This structural setting makes disassembly and assembly more cumbersome and does not meet the daily needs of users.

[0003] Therefore, it is urgent to provide a back-adjustable and easily detachable watchband structure and a watchband to overcome the above-mentioned defects. Utility Model Content

[0004] The main purpose of the utility model is to provide a back-adjustable and easily detachable watch strap structure, which can realize the function of quickly adjusting the length of the watch strap without auxiliary tools when applied to the watch strap.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] Back-adjustable and easily removable strap structure, including:

[0007] The middle bead has a groove formed on the bottom;

[0008] Side beads are respectively arranged on both sides of the center bead, and the center bead partially protrudes from the two side beads;

[0009] A connecting rod, which passes through the center bead and has two ends connected to the two side beads, thereby fixing the center bead and the two side beads;

[0010] The sliding adjustment component includes: a button with a first elastic member installed on the side wall at one end to interact with the inner side wall of the groove, a left / right cassette key structure installed in the groove, one end of which abuts against the inclined side of the button, and the other end passes through the middle bead and is engaged with the adjacent back adjustment and detachable watch strap structure; a force is applied toward the first elastic member to the button, the button interacts with the groove to compress the first elastic member, and the left / right cassette key of the left / right cassette key structure slides along the inclined surface of the button and retracts into the middle bead.

[0011] Preferably, one side of the button is extended with a sliding abutment portion with decreasing width, and the left / right cassette key structure abuts against two side edges of the sliding abutment portion respectively.

[0012] Preferably, the sliding abutment portion is trapezoidal or triangular.

[0013] Preferably, the left / right cassette key structure comprises: a left / right cassette key having a protruding limited portion at one end and the other end penetrating the middle bead, and a second elastic member disposed in the groove and sleeved on the left / right cassette key;

[0014] A surface of each of the limiting portions that contacts the button is an inclined surface.

[0015] Preferably, the limiting portion is trapezoidal.

[0016] Preferably, the connecting rod is a double-headed tooth squid.

[0017] Preferably, the back-adjustable and easily detachable watchband structure further comprises: a middle bead bottom plate which is mounted on the middle bead by a connecting rod module and covers the groove;

[0018] A missing block is formed on the middle bead bottom plate for the key protrusion to penetrate and move.

[0019] Preferably, a group of channels connected to the groove are formed through the middle bead, and each channel is penetrated by a clamping groove upwards, and the clamping portion of the middle bead base plate is clamped into the clamping groove and fixed by the connecting rod module.

[0020] Preferably, the connecting rod module includes a group of screws with external threads formed on one end, one end of the screw is fastened to the corresponding edge bead, and the other end is screwed into the channel and penetrates and fixes the clamping part.

[0021] The advantageous effects of the present invention are as follows: the groove is formed on the center bead, a sliding adjustment assembly is mounted on the groove, and the sliding adjustment assembly is configured to include: a button having a first elastic member mounted on one sidewall thereof to interact with the inner sidewall of the groove; a left / right strap key structure mounted in the groove, one end of the button abutting against the inclined side of the button, and the other end penetrating the center bead and engaging with an adjacent back-adjustable, easily detachable watch strap structure; a force is applied to the button toward the first elastic member, the button interacting with the groove compresses the first elastic member, and the left / right strap keys of the left / right strap key structure slide along the inclined surface of the button and retract into the center bead. This allows the product to be easily detached and adjusted in length by pushing the button, compressing the first elastic member and causing the left / right strap key structures to move toward each other along the inclined surface, thereby retracting into the center bead, and then allowing the adjacent watch strap structure to be installed or removed, thereby providing the product with the advantage of easy detachable length adjustment without the need for auxiliary equipment.

[0022] Correspondingly, the present invention also provides a watch strap, comprising a plurality of back-adjustable and easily detachable watch strap structures as described above.

[0023] The watch strap of the utility model has the function of being easily disassembled and adjusted in length by using the above-mentioned back-adjustable and easily detachable watch strap structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a structural diagram of an embodiment of the back-adjustable and easily detachable watch strap structure of the present invention.

[0025] Figure 2 for Figure 1 1. Schematic diagram of structural decomposition.

[0026] Figure 3 for Figure 1 A cross-sectional view of a structure when no external force is applied.

[0027] Figure 4 for Figure 1 Cross-sectional view of the first elastic member when it is compressed by external force.

[0028] Figure 5 This is a structural diagram of a watch strap of the present invention.

[0029] Description of the figure numbers in the manual:

[0030] 1-middle bead, 11-groove, 2-side bead, 3-connecting rod, 4-sliding adjustment assembly, 41-button, d 1-abutment portion, 42-first elastic member, 43-left cassette key structure, b 1-left cassette key, 44-right cassette key structure, b2-right cassette key, b3-second elastic member, 5-connecting rod module, 6-middle bead base plate, c 1-slot, c2-clamping portion. DETAILED DESCRIPTION

[0031] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific implementation methods.

[0032] It should be noted that when an element is referred to as being “connected to” or “disposed on” another element, it can be directly on the other element or indirectly on the other element.

[0033] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention.

[0034] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of this application, "multiple" means two or more, unless otherwise clearly and specifically defined. "Several" means one or more, unless otherwise clearly and specifically defined.

[0035] In the description of this application, it should be noted that, unless otherwise expressly specified or limited, the terms "installed," "connected," and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; they can refer to mechanical connections or electrical connections; they can refer to direct connections or indirect connections through an intermediate medium; they can refer to internal communication between two components or the interaction between two components. Those skilled in the art will understand the specific meanings of the above terms in this application based on the specific circumstances.

[0036] See Figure 1 and Figure 2 The back-adjustable and easily detachable watchband structure 100 of this embodiment includes: a middle bead 1, a side bead 2, a connecting rod 3, a sliding adjustment component 4, a connecting rod module 5 and a middle bead bottom plate 6, wherein a groove 11 is formed at the bottom of the middle bead 1, and the two side beads 2 are respectively arranged on both sides of the middle bead 1, and the middle bead 1 partially protrudes from the two side beads 2, the connecting rod 3 passes through the middle bead 1 and connects the two side beads 2 at both ends to fix the middle bead 1 and the two side beads 2, and the sliding adjustment component 4 includes: a button 41 with a first elastic member 42 that interacts with the inner side wall of the groove 11 installed on the side wall at one end, installed in the groove 11, one end abuts against the inclined side of the button 41, and the other end passes through The middle bead 1 is connected to the left / right cassette key structure 43 / 44 of the adjacent back adjustable and detachable watch strap structure; a force is applied to the button 41 toward the first elastic member 42, and the button 41 interacts with the groove 11 to compress the first elastic member 42, and the left / right cassette key b1 / b2 of the left / right cassette key structure 43 / 44 slides along the inclined surface of the button 41 and retracts into the middle bead 1. The middle bead base plate 6 is installed on the middle bead 1 by the connecting rod module 5 and covers the groove 11. A missing block c1 is formed on the middle bead base plate 6 for the protruding part of the button 41 to penetrate and move, and a clamping part c2 is protruded on one side, and the clamping part c2 is clamped onto the middle bead 1.

[0037] In some preferred embodiments, the center bead 1 is square and has a plurality of channels formed therethrough, communicating with the grooves 11. Each channel has a snap-fitting slot extending upward therethrough. The snap-fitting portion c2 of the center bead base plate 6 engages within the snap-fitting slot and is secured therethrough by the connecting rod module. Specifically, the connecting rod module 5 comprises a set of screws each having an external thread formed on one end. One end of each screw is secured to the corresponding side bead 2, while the other end is threaded into the channel and secured therethrough by the snap-fitting portion c2.

[0038] The two side beads 2 are symmetrically arranged on both sides of the middle bead 1 by the connecting rod 3, and the connecting rod 3 is a double-headed tooth flower branch.

[0039] A sliding abutment d1 of decreasing width protrudes from one side of the button 41. The left / right cassette key structures 43 / 44 respectively abut against the two sides of the sliding abutment d1. The sliding abutment d1 is trapezoidal or triangular in shape. The left / right cassette key structures 43 / 44 each include: a protruding limiter at one end, a left / right cassette key b1 / b2 disposed on the center bead 1 at the other end, and a second elastic member b3 disposed within the groove 11 and sleeved over the left / right cassette key b1 / b2. Each limiter is inclined on the side that abuts the button 41, and the limiter is trapezoidal in shape. Specifically, the second elastic member b3 is a spring.

[0040] Please combine Figure 3 and Figure 4 In the back-adjustable and easily detachable watchband structure 100 of this embodiment, a force compressing the first elastic member 42 is applied to the button 41, the button 41 moves, and the left / right cassette key structure 43 / 44 slides along the opposite sides of the abutment portion d1, so that the left / right cassette key b1 / b2 retracts into the middle bead 1. Figure 4 As shown in the back-adjustable and easily detachable strap structure 100, at this time, the adjacent back-adjustable and easily detachable strap structure 100 can be disassembled by clamping the left / right strap key b1 / b2, thereby realizing the function of shortening and adjusting the strap. When the strap needs to be extended, the two side beads 3 of the back-adjustable and easily detachable strap structure 100 can be clamped and fixed by the left / right strap key b1 / b2.

[0041] It can be seen from the above description that the back-adjustable and easily detachable watchband structure 100 of the present invention can achieve the function of quickly adjusting the length of the watchband without the need for auxiliary tools.

[0042] Please combine Figure 5The present embodiment provides a watch strap, including several back-adjustable and easily detachable watch strap structures 100 as described in the above embodiments. The button 41 is pushed toward the first elastic member 42, and the left / right cassette key structure 43 / 44 slides along the opposite sides of the abutment portion d1, so that the left / right cassette key b1 / b2 retracts into the middle bead 1. At this time, the adjacent back-adjustable and easily detachable watch strap structure 100 can be disassembled by being clamped by the left / right cassette key b1 / b2, thereby realizing the function of shortening and adjusting the watch strap. When the watch strap needs to be extended, the two side beads 3 of the back-adjustable and easily detachable watch strap structure 100 can be clamped and fixed by the left / right cassette key b1 / b2.

[0043] It can be seen from the above description that the watch strap of the present invention, by using the above-mentioned back-adjustable and easily detachable watch strap structure 100, has the function of being easily detachable and extended / shortened in length.

[0044] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed in this invention is defined by the appended claims and their equivalents.

Claims

1. The back-adjustable and easily detachable strap structure is characterized by: include: The middle bead has a groove formed on the bottom; Side beads are respectively arranged on both sides of the center bead, and the center bead partially protrudes from the two side beads; A connecting rod, which passes through the center bead and has two ends connected to the two side beads, thereby fixing the center bead and the two side beads; The sliding adjustment component includes: a button with a first elastic member installed on the side wall at one end to interact with the inner side wall of the groove, a left / right cassette key structure installed in the groove, one end of which abuts against the inclined side of the button, and the other end passes through the middle bead and is engaged with the adjacent back adjustment and detachable watch strap structure; a force is applied toward the first elastic member to the button, the button interacts with the groove to compress the first elastic member, and the left / right cassette key of the left / right cassette key structure slides along the inclined surface of the button and retracts into the middle bead.

2. The back-adjustable and easily detachable watchband structure according to claim 1, characterized in that: One side of the button is extended with a sliding abutment portion with decreasing width, and the left / right cassette key structure abuts against two side edges of the sliding abutment portion respectively.

3. The back-adjustable and easily detachable watchband structure according to claim 2, characterized in that: The sliding contact portion is trapezoidal or triangular.

4. The back-adjustable and easily detachable watchband structure according to claim 1, characterized in that: The left / right cassette key structure comprises: a left / right cassette key with a protruding limited portion at one end and the other end passing through the middle bead, and a second elastic member disposed in the groove and sleeved on the left / right cassette key; A surface of each of the limiting portions that contacts the button is an inclined surface.

5. The back-adjustable and easily detachable watchband structure according to claim 4, characterized in that: The limiting portion is trapezoidal.

6. The back-adjustable and easily detachable watchband structure according to claim 1, characterized in that: The connecting rod is a double-ended toothed rod.

7. The back-adjustable and easily detachable watchband structure according to any one of claims 1 to 6, characterized in that: The back-adjustable and easily detachable watchband structure further comprises: a center bead bottom plate which is mounted on the center bead by a connecting rod module and covers the groove; A missing block is formed on the middle bead bottom plate for the key protrusion to penetrate and move.

8. The back-adjustable and easily detachable watchband structure according to claim 7, characterized in that: A group of channels connected to the grooves are formed through the middle bead, and each channel is penetrated upward with a clamping groove. The clamping portion of the middle bead base plate is clamped into the clamping groove and is fixed by the connecting rod module.

9. The back-adjustable and easily detachable watchband structure according to claim 8, characterized in that: The connecting rod module includes a group of screw rods with external threads formed on one end. One end of the screw rod is fastened to the corresponding edge bead, and the other end is screwed into the channel and penetrates and fixes the clamping part.

10. A watch strap, characterized in that The invention comprises several back-adjustable and easily detachable watch strap structures as claimed in claim 1.

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