Head particle structure convenient to disassemble and assemble and corresponding watchband

Abstract

The utility model provides a head particle structure convenient to disassemble and assemble and a corresponding watchband. The head particle structure comprises a head particle main body, a first side bead piece, a second side bead piece, a movable rod and a spring, a first mounting hole is formed in the first side bead piece, a second mounting hole is formed in the second side bead piece, a containing hole is formed in the head particle body in a penetrating mode, the first side bead piece and the second side bead piece penetrate into the containing hole from the two ends of the containing hole respectively and are in butt joint, and the spring is arranged in the first mounting hole. One end of the movable rod extends into the first mounting hole and is in contact with the spring, the other end of the movable rod penetrates through the second mounting hole and extends to the external space, a control block is arranged on the movable rod, the control block penetrates through an avoiding hole in the head particle body to extend out, a fixed rod is arranged at one end of the first edge bead piece, and the fixed rod and the movable rod are coaxially arranged. According to the head particle structure convenient to disassemble and assemble, the sliding of the movable rod can be directly controlled through the control block, so that the head particle structure and the meter head are very convenient to disassemble and assemble.

Description

Technical Field

[0001] The utility model relates to the field of watches, in particular to a head structure which is convenient for disassembly and assembly and a corresponding watch strap. Background Art

[0002] Watches are common accessories in daily life, in which the watch head and the watch strap are generally detachably connected to facilitate the replacement of the watch strap. In the prior art, the watch strap is generally directly connected to the watch head by a telescopic shaft. When it needs to be disassembled, a thimble tool is needed to squeeze the telescopic shaft so that the telescopic shaft is disconnected from the watch head to achieve the purpose of disassembly. However, this structure is not convenient enough for disassembly.

[0003] Therefore, it is necessary to provide a head particle structure and a corresponding watch strap that are easy to disassemble and assemble to solve the above technical problems. Utility Model Content

[0004] The utility model provides a head particle structure and a corresponding watch strap that are convenient to disassemble and assemble, so as to solve the problem that the watch strap structure in the prior art is not convenient enough to disassemble.

[0005] In order to solve the above technical problems, the technical solution of the utility model is: a head particle structure that is easy to disassemble and assemble, which includes: a head particle body, a first side bead piece, a second side bead piece, a movable rod, and a spring;

[0006] A first mounting hole is provided on the first side bead, a second mounting hole is provided on the second side bead, a receiving hole is provided through the head bead body, the first side bead and the second side bead are respectively inserted from two ends of the receiving hole, and the first mounting hole and the second mounting hole are connected in the receiving hole, the spring is provided in the first mounting hole, one end of the movable rod extends in the first mounting hole and contacts with the spring, the other end of the movable rod passes through the second mounting hole and extends to the external space, a avoidance hole connected with the receiving hole is provided on the head bead body, a control block is provided on the movable rod, the control block extends through the avoidance hole, a fixing rod is provided at one end of the first side bead away from the second side bead, the fixing rod and the movable rod are coaxially arranged for connection with the watch head.

[0007] In the utility model, the first side bead component includes a first matching portion, the first mounting hole extends on the first matching portion and forms a first matching hole, the second side bead component includes a second matching portion, the second mounting hole extends on the second matching portion and forms a second matching hole, the first matching portion and the second matching portion are connected in the accommodating hole, the first matching hole is connected with the second matching hole and after the connection, the first matching hole is equal to the axial diameter of the movable rod.

[0008] Wherein, along the axial direction of the first mounting hole, the lengths of the first matching portion and the second matching portion are not equal, and the length difference between the first matching portion and the second matching portion is used to provide a movable space for the control block.

[0009] Furthermore, a first positioning groove is provided on one side of the first matching part, a second positioning groove is provided on one side of the second matching part, a screw is threadedly connected on the head particle body, and the screw is fitted in the first positioning groove and the second positioning groove.

[0010] Optionally, a card plate is provided on the first matching part, and a slot part for connecting with the card plate is provided on the second matching part, the positions of the card plate and the slot part are opposite to the avoidance hole, a card block is provided on the card plate, a card hole is provided on the slot part, the card plate passes through the card hole, the card block is connected with the side of the slot part away from the first matching part, and the card plate is connected with the slot part in the direction of the avoidance hole.

[0011] In the utility model, the control block is threadedly connected to the movable rod along the radial direction of the movable rod.

[0012] In the present invention, the first edge bead comprises a first end head block, and the circumferential size of the first end head block is larger than the aperture of the accommodating hole.

[0013] In the present invention, the second edge bead comprises a second end head block, and the circumferential size of the second end head block is larger than the aperture of the accommodating hole.

[0014] In the utility model, the ends of the movable rod and the fixed rod that are away from each other are both provided with rounded portions.

[0015] The utility model also includes a watch strap, which uses the above-mentioned head grain structure. The watch strap also includes an intermediate grain structure. The head grain body is provided with a connecting hole for connecting with the intermediate grain structure. The axial direction of the connecting hole is parallel to the axial direction of the movable rod.

[0016] Compared with the prior art, the utility model has the following beneficial effects: the head particle structure of the utility model which is easy to disassemble and assemble forms a sliding limit fit with the movable rod by setting the first side bead part and the second side bead part, and the structure is compact and stable, and the sliding of the movable rod can be directly controlled by the control block, so that the disassembly and assembly between the head particle structure and the meter head is very convenient, and the need for professional tools or skills is reduced during maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments. The drawings described below are only drawings corresponding to some embodiments of the utility model.

[0018] Figure 1 It is a structural schematic diagram of the watch strap of the utility model.

[0019] Figure 2 It is a schematic diagram of the exploded structure of the head particle structure that is easy to disassemble and assemble of the utility model.

[0020] Figure 3 It is a schematic diagram of another implementation structure of the first side bead component and the second side bead component in the head particle structure that is easy to disassemble and assemble according to the utility model. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the utility model.

[0022] Directional terms mentioned in the present invention, such as "up", "down", "front", "back", "left", "right", "inside", "outside", "side", "top" and "bottom", are only used for reference to the directions of the drawings. The directional terms used are used to illustrate and understand the present invention, and are not used to limit the present invention.

[0023] The words "first", "second" and the like in the terminology of the present invention are used for descriptive purposes only and should not be understood as indicating or implying relative importance, and should not be construed as limiting the order of precedence.

[0024] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense. For example, the connection can be a detachable connection or a connection of an integral structure; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] The watch strap in the prior art is generally directly connected to the watch head by a telescopic shaft. When disassembly is required, a pin tool is needed to squeeze the telescopic shaft so that the telescopic shaft is disconnected from the watch head to achieve the purpose of disassembly. However, this structure is not convenient enough for disassembly.

[0026] The following is a preferred embodiment of a watch strap provided by the utility model that can solve the above technical problems.

[0027] Please refer to Figure 1 ,in Figure 1 It is a structural schematic diagram of the watch strap of the utility model.

[0028] In the figures, structurally similar elements are denoted by the same reference numerals.

[0029] The utility model provides a watch strap, which includes a head particle structure 12 and an intermediate band particle structure 11. A connecting hole 213 for connecting with the intermediate band particle structure 11 is provided on the head particle body 21, and the axial direction of the connecting hole 213 is parallel to the axial direction of the movable rod 24, so that the head particle body 21 is rotatably connected between the watch head and the intermediate band particle structure 11.

[0030] Please refer to Figure 2 The head particle structure 12 can be easily disassembled and assembled. The head particle structure 12 in this embodiment includes: a head particle body 21, a first side bead 22, a second side bead 23, a movable rod 24, and a spring 25.

[0031] A first mounting hole is provided on the first side bead 22, a second mounting hole is provided on the second side bead 23, and a receiving hole 211 is provided through the head particle body 21. The first side bead 22 and the second side bead 23 are respectively inserted from both ends of the receiving hole 211, and the first mounting hole and the second mounting hole are connected in the receiving hole 211. The spring 25 is provided in the first mounting hole, one end of the movable rod 24 extends in the first mounting hole and contacts with the spring 25, and the other end of the movable rod 24 passes through the second mounting hole and extends to the external space for connection with the watch head.

[0032] A avoidance hole 212 connected to the accommodating hole 211 is provided on the head particle body 21, and a control block 26 is provided on the movable rod 24. The control block 26 extends through the avoidance hole 212 so that the control block 26 can be operated to drive the movable rod 24 to slide, thereby conveniently realizing the disassembly and assembly of the movable rod 24 and the watch head.

[0033] A fixing rod 28 is disposed at one end of the first side bead 22 away from the second side bead 23 . The fixing rod 28 and the movable rod 24 are coaxially disposed for connection with a watch head.

[0034] In this embodiment, the first side bead 22 includes a first matching portion 221, a first mounting hole extends on the first matching portion 221 and forms a first matching hole, the second side bead 23 includes a second matching portion 231, a second mounting hole extends on the second matching portion 231 and forms a second matching hole, the first matching portion 221 and the second matching portion 231 are connected in the receiving hole 211, the first matching hole is connected with the second matching hole and after the connection, the shaft diameter is equal to the movable rod 24. Through the cooperation of the first matching portion 221 and the second matching portion 231, the connection between the first matching portion 221, the second matching portion 231 and the movable rod 24 can be stably and compactly realized, and the disassembly and assembly are convenient.

[0035] In the axial direction of the first mounting hole, the lengths of the first matching portion 221 and the second matching portion 231 are different, and the length difference between the first matching portion 221 and the second matching portion 231 is used to provide a movable space for the control block 26, so as to drive the movable rod 24 to slide by operating the control block 26. Figure 2 The axial length of the first matching portion 221 is smaller than the axial length of the second matching portion 231 .

[0036] In this embodiment, a first positioning groove 2211 is provided on one side of the first matching part 221, and a second positioning groove 2311 is provided on one side of the second matching part 231. A screw 27 is threadedly connected to the head particle body 21, and the screw 27 is engaged in the first positioning groove 2211 and the second positioning groove 2311, so that the first matching part 221 and the second matching part 231 are locked in the receiving hole 211 by the screw.

[0037] Please refer to Figure 3 The first matching part 221 and the second matching part 231 can be fastened not only by screws. Optionally, a card plate 31 can be provided on the first matching part 221, and a slot member 32 for engaging with the card plate 31 can be provided on the second matching part 231. The positions of the card plate 31 and the slot member 32 are opposite to the avoidance hole 212, so that the card plate can be operated from the avoidance hole to disassemble the card plate 31 and the slot member 32. A card block is provided on the card plate 31, and a card hole is provided through the slot member 32. The card plate 31 passes through the card hole. The card block and the slot member 32 are engaged with the side away from the first matching part 221. The card plate 31 has elastic deformation. The card plate 31 is engaged with the slot member 32 in the direction of the avoidance hole 212. The card block and the slot member 32 can be released by pressing in the direction away from the avoidance hole 212 using a tool.

[0038] In the present invention, the control block 26 is threadedly connected to the movable rod 24 along the radial direction of the movable rod 24. The control block 26 is first removed to facilitate the assembly of the movable rod with the first mounting hole and the second mounting hole.

[0039] In the present invention, the first edge bead 22 includes a first end head block 222 , the circumferential size of the first end head block 222 is larger than the aperture of the accommodating hole 211 , and the first end head block 222 is in limited contact with the end face of the head particle body 21 .

[0040] In the present invention, the second edge bead 23 includes a second end head block 232 , the circumferential size of the second end head block 232 is larger than the aperture of the accommodating hole 211 , and the second end head block 232 is in limited contact with the end face of the head particle body 21 .

[0041] In the present invention, the ends of the movable rod 24 and the fixed rod 28 that are away from each other are both provided with rounded portions, so as to facilitate the movable rod 24 and the fixed rod 28 to be plugged into the watch head.

[0042] When the watch strap and watch head of the present embodiment are disassembled and assembled, it is only necessary to squeeze the control block 26 from the avoidance hole 212, thereby driving the movable rod 24 to compress the spring 25. At the same time, the end of the movable rod 24 extending in the external space is retracted into the second side bead 23, so that the head particle structure and the watch head can be assembled or disassembled.

[0043] The head particle structure of the preferred embodiment, which is easy to disassemble and assemble, forms a sliding limit fit with the movable rod by setting the first side bead and the second side bead. The structure is compact and stable, and the sliding of the movable rod can be directly controlled by the control block, making the disassembly and assembly between the head particle structure and the meter head very convenient, reducing the need for professional tools or skills during maintenance.

[0044] In summary, although the present invention has been disclosed as above in terms of preferred embodiments, the above preferred embodiments are not intended to limit the present invention. A person skilled in the art may make various changes and modifications without departing from the spirit and scope of the present invention. Therefore, the scope of protection of the present invention shall be based on the scope defined in the claims.

Claims

1. A head particle structure that is easy to disassemble and assemble, characterized in that: include: A head bead body, a first side bead piece, a second side bead piece, a movable rod, and a spring; A first mounting hole is provided on the first side bead, a second mounting hole is provided on the second side bead, a receiving hole is provided through the head bead body, the first side bead and the second side bead are respectively inserted from two ends of the receiving hole, and the first mounting hole and the second mounting hole are connected in the receiving hole, the spring is provided in the first mounting hole, one end of the movable rod extends in the first mounting hole and contacts with the spring, the other end of the movable rod passes through the second mounting hole and extends to the external space, a avoidance hole connected with the receiving hole is provided on the head bead body, a control block is provided on the movable rod, the control block extends through the avoidance hole, a fixing rod is provided at one end of the first side bead away from the second side bead, the fixing rod and the movable rod are coaxially arranged for connection with the watch head.

2. The head particle structure that is easy to disassemble and assemble according to claim 1 is characterized in that: The first side bead component includes a first mating portion, the first mounting hole extends on the first mating portion and forms a first mating hole, the second side bead component includes a second mating portion, the second mounting hole extends on the second mating portion and forms a second mating hole, the first mating portion and the second mating portion are docked in the accommodating hole, the first mating hole is docked with the second mating hole and after docking, the first mating hole is equal to the axial diameter of the movable rod.

3. The head particle structure that is easy to disassemble and assemble according to claim 2 is characterized in that: Along the axial direction of the first mounting hole, the lengths of the first matching portion and the second matching portion are different, and the length difference between the first matching portion and the second matching portion is used to provide a movable space for the control block.

4. The head particle structure that is easy to disassemble and assemble according to claim 2 is characterized in that: A first positioning groove is provided on one side of the first matching part, a second positioning groove is provided on one side of the second matching part, a screw is threadedly connected on the head particle body, and the screw is fitted in the first positioning groove and the second positioning groove.

5. The head particle structure that is easy to disassemble and assemble according to claim 3 is characterized in that: The first matching part is provided with a card plate, and the second matching part is provided with a slot part for connecting with the card plate. The positions of the card plate and the slot part are opposite to the avoidance hole. A card block is provided on the card plate, and a card hole is provided on the slot part. The card plate passes through the card hole, and the card block is connected with the side of the slot part away from the first matching part. The card plate is connected with the slot part in the direction of the avoidance hole.

6. The head particle structure that is easy to disassemble and assemble according to claim 1 is characterized in that: The control block is threadedly connected with the movable rod along the radial direction of the movable rod.

7. The head particle structure that is easy to disassemble and assemble according to claim 1 is characterized in that: The first edge bead member includes a first end head block, and the circumferential size of the first end head block is larger than the aperture of the accommodating hole.

8. The head particle structure that is easy to disassemble and assemble according to claim 1 is characterized in that: The second edge bead member includes a second end head block, and the circumferential size of the second end head block is larger than the aperture of the accommodating hole.

9. The head particle structure that is easy to disassemble and assemble according to claim 1 is characterized in that: The movable rod and the fixed rod are both provided with rounded portions at their ends away from each other.

10. A watch strap, characterized in that: Using the head grain structure described in any one of claims 1-9, the watch strap also includes an intermediate grain structure, and the head grain body is provided with a connecting hole for connecting with the intermediate grain structure, and the axial direction of the connecting hole is parallel to the axial direction of the movable rod.

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