JP2002357675A - Strap fixing structure and portable timepiece - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a novel strap fixing structure capable of improving the workability in assembling and constituting a satisfactory appearance and a portable timepiece equipped therewith. SOLUTION: A wire 22a is inserted to the shaft hole 23a of a fixing member 23, and a terminal member 24 is fixed to the end of the wire 22a. The fixing member 23 is inserted to an installation hole 21d provided the strap installation part 21b of a timepiece body 21. The fixing member 23 is fixed to the strap installation part 21b by engaging its recessed groove 23b with an engagement member 25 screwed to a screw hole 21e.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a band fixing structure and a portable timepiece, and more particularly to a band fixing structure suitable for use in a portable timepiece having a band structure in which a strip is inserted through a decorative member.

[0002]

2. Description of the Related Art Generally, as a portable timepiece, as shown in FIG. 3, there is a highly decorative wristwatch 10 composed of a timepiece body 11 and a band 12 attached to the timepiece body 11. The watch main body 11 has a display unit 11a and a display unit 11
a, a band mounting portion 11b protruding on both sides of the
1a, and an external operation member 11c provided on the side of 1a. An end of the band 12 is connected and fixed to the band mounting portion 11b. The band 12 is attached to the decorative member 12b or the band by the contact between the decorative members 12b or the contact between the decorative member 12b and the band attaching portion 11b. For example, a ring-shaped insertion member 12c for preventing the portion 11b from being damaged is provided.

FIG. 4 is an enlarged view showing a cross section of a band fixing structure of a conventional wristwatch 10. As shown in FIG. The watch body 11
It has a structure in which a movement, a dial, and the like are housed inside a case body including a body 111, a display window 112, and a back cover 113. A decorative ring 114 is fixed to the outer periphery of the body 111. The band mounting portion 11b protruding from the end of the body 111 is formed with a pair of mounting holes 11d having an opening at the end surface. A female screw is formed on the inner peripheral surface of the mounting hole 11d.

A male screw 13b is formed on the outer peripheral surface of the fixing member 13, and is configured to be screwed into the female screw provided on the inner peripheral surface of the mounting hole 11d. As shown in FIG. 5, a shaft hole 13a is formed in the fixing member 13, and a wire 12a is inserted into the shaft hole 13a. The enlarged diameter portion 12a-1 formed by a method such as hardening with an adhesive or knotting is formed. By forming the enlarged diameter portion 12a-1 on the wire 12a, the fixing member 13 can engage and hold the wire 12a. A slot 13c is formed on the end face of the fixing member 13 so as to cross the shaft hole 13a, and a tip-breaking shape 14a of the tip portion 14 of the driver tool as shown in FIG. 6 is fitted into the slot 13c. By rotating the fixing member 13 in such a manner, the fixing member 13 can be screwed into the mounting hole 11d.

When the band 12 is attached to the main body 11 of the watch, an enlarged portion 12a-1 is formed at the end of the wire 12a by a piece knot or the like, and the wire 12a is inserted through the shaft hole 13a of the fixing member 13. The fixing member 13 is screwed into the mounting hole 11d using the driver tool 14. Then, a large number of decorative members 12b and insertion members 12c are attached to the wires 12a.
To complete the band 12.

[0006]

However, in the above-described conventional wristwatch 10, the fixing member 1 is fixed by using a special driver tool as described above while avoiding the wire 12a.
3 has to be screwed into the mounting hole 11d, so that there is a problem that workability is poor and assembly takes time.

Further, since the driver tool must be applied from the band mounting side as described above, the timepiece body 1
After the fixing member 13 is attached to the watch 1, it is necessary to pass a large number of decorative members 12b and interposing members 12c through the wires 12a, and therefore, the band must be assembled while the watch main body 11 is connected. Therefore, there is a problem that workability is poor even in the band assembling stage and it takes time to assemble.

Further, since the fixing member 13 is configured to be screwed into the mounting hole 11d, it is necessary to bond the fixing member 13 and the mounting hole 11d with an adhesive or the like in order to securely fix the band. However, once the bonding is performed in this manner, the fixing member 13 cannot be removed when the wire 12a is cut, and the entire wristwatch may need to be discarded.

On the other hand, as shown in FIG. 3, when the wristwatch 10 is completed, the slit 13c formed on the end surface of the fixing member 13 on the end surface of the band mounting portion 11b is visually recognized from the outside, which is preferable. There is also a problem that the appearance cannot be obtained.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and an object of the present invention is to provide a novel band fixing structure capable of improving workability at the time of assembling and having a good appearance and a band fixing structure. To provide a mobile watch.

[0011]

In order to solve the above-mentioned problems, a band fixing structure of the present invention is a band fixing structure for fixing a band to a main body, comprising: a fixing member engaging with a band end; A band mounting portion provided so as to be capable of mounting the fixing member, and an engaging member that engages with the fixing member mounted on the band mounting portion and fixes the fixing member to the band mounting portion. It is characterized by the following.

According to the present invention, the fixing member is mounted on the band mounting portion with the band end engaged with the fixing member,
Since the fixing member can be engaged and held by attaching the engaging member to the band mounting portion, there is no need to perform a conventional rotation operation on the fixing member, and
Since it is possible to attach the band to the main body after the band is completed, the workability at the time of assembly is improved, and the band can be easily separated from the main body by removing the engaging member. In addition, since it is not necessary to form a groove or the like for rotating the fixing member on the end surface of the fixing member, the appearance can be improved.

In the present invention, it is preferable that the band mounting portion is a mounting hole configured to allow the fixing member to be inserted. According to this means, the workability is not deteriorated because the fixing member only needs to be inserted into the mounting hole, and the fixing member is configured to be fitted into the mounting hole, so that the fixing member is attached to the band. Positioning can be reliably performed on the mounting section.

In the present invention, the engagement member is configured to protrude into the mounting hole in a state where the engagement member is mounted on the band mounting portion, and the fixing member has an engagement groove that engages with the engagement member. Preferably, it is provided. According to this means, by inserting the fixing member into the mounting hole and attaching the engaging member to the band mounting portion, the engaging member protrudes into the mounting hole, and is inserted into the engaging groove of the fixing member arranged in the mounting hole. Since the engagement is performed, the fixing member can be easily and reliably fixed to the band mounting portion with a simple structure.

In the present invention, it is preferable that the engaging member includes a screw that is screwed into the band mounting portion. Since the engaging member is provided with a screw that is screwed into the band mounting portion, the engaging member can be screwed into the band mounting portion and attached. More reliable and easy engagement can be achieved.

In the present invention, it is preferable that the engaging member is attached to the band mounting portion on the back side of the main body. Since the engaging member is attached to the band mounting portion on the back side of the main body, the engaging member is difficult to visually recognize from the outside, so that the appearance can be adjusted and the external design can be configured more freely. become.

In the present invention, the end of the band is formed by fixing a terminal member engageable with the fixing member to a member forming a part of the band, and the member is inserted through the fixing member. In this state, the terminal member may be engaged with the fixing member.

Further, a portable timepiece of the present invention has the band fixing structure according to any of the above, and the main body is a timepiece main body. As the portable watch, a watch, a pocket watch, a necklace watch and the like can be mentioned.

In this case, the band may have a structure in which a strip is inserted into and connected to a plurality of decorative members. Examples of the decorative member include those made of various materials such as jewels, shells, pearls, precious stones, and wood.

[0020]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of a band fixing structure and a portable timepiece according to the present invention will be described below in detail with reference to the accompanying drawings. FIG. 1 is an enlarged partial cross-sectional view of a wristwatch showing details of an embodiment of a band structure of the present invention.
FIG. 3 is a perspective view showing an engagement state between the fixing member and the wire according to the embodiment.

The band structure of the present embodiment is the same as the wristwatch 10 shown in FIG. 3 except that the present invention is applied to a wristwatch composed of a watch body 21 and a band 22.
1, display unit 21a, exterior case 211, display window 212,
The back cover 213, the decorative ring 214, and other structures inside the case body are the same as those of the wristwatch 10.

In this embodiment, the band mounting portion 21
A mounting hole 21d is formed in b. This mounting hole 21
d has a smooth inner peripheral surface on which no screw or the like is formed unlike the conventional example.

The band 22 is also basically the same as the above-mentioned conventional example, and includes a wire 22a made of various metals such as a piano wire, a fiber, etc. It is provided with a decorative member 22b made of a shell such as a mussel or a black butterflies, pearls, other precious stones, wood, and the like, and an interposition member 22c made of a cushioning material such as silicone rubber or gold (pure gold or gold alloy). . The plurality of decorative members 22b and the insertion members 22c are passed through the wires 22a, and the band 22 having high decorativeness is configured.

A cylindrical fixing member 23 having a shaft hole 23a and made of metal such as stainless steel is inserted into the mounting hole 21d. As shown in FIG. 2, a concave groove 23 b is provided on the outer peripheral surface of the fixing member 23, and the fixing member 23 is configured in a drum shape as a whole. The concave groove 23b is formed in an annular shape at a substantially intermediate portion of the fixing member 23 in the axial direction. A wire 22a is inserted into the shaft hole 23a of the fixing member 23, and an end member 24 made of a resin such as polytetrafluoroethylene or a metal such as stainless steel is welded, brazed, or bonded to an end of the wire 22a. It is fixed by bonding with an agent.

The inner peripheral surface of the mounting hole 21d and the outer peripheral surface of the fixing member 23 are both formed in corresponding shapes. In particular, since both are formed as cylindrical surfaces, it is difficult to insert the fixing member 23. , The tolerance between the two can be reduced and the two can be fitted exactly.

A screw hole 21e is formed in the back portion of the band mounting portion 21b (the back portion of the watch body 21), and an engaging member 25 is screwed into the screw hole 21e. The distal end of the engaging member 25 projects into the mounting hole 21d, and the fixing member 2
3 is engaged with the concave groove 23b. With this structure, the wire 22a of the band 22 is axially engaged and fixed to the band mounting portion 21b. In this embodiment, the wire 22a is configured to be rotatable around the axis with respect to the band mounting portion 21b.

In this embodiment, the terminal member 24 is fixed to the wire 22a, and the wire 22a is fixed to the fixing member 2.
3 and then through a plurality of decorative members 22b and interposing members 22c to form the band 22, and then the fixing member 2
3 is inserted into the mounting hole 21d, and the engaging member 25 is inserted into the screw hole 2d.
By screwing the fixing member 1e, the distal end of the engaging member 25 is engaged with the concave groove 23b of the fixing member 23, so that the wire 22, the fixing member 23, and the terminal member 24 are fixed to the band mounting portion 21b.

According to the present embodiment, the band 22 (wire 22a) is simply inserted into the mounting hole 21d and the engagement member 25 is screwed into the main body 21 as described above.
, So that assembly and disassembly can be performed very easily. That is, there is no need to rotate the fixing member 23, and it is not necessary to assemble the band 22 after fixing the fixing member 23 to the timepiece body 21.

Further, since the fixing member 23 engages with the engaging member 25 inside the mounting hole 21d, it is not necessary to form a groove for rotating operation on the end face of the fixing member 23, and the appearance of the wristwatch is improved. Can be done. At this time, since the engagement member 25 is attached on the back side of the timepiece body 21, the influence on the external design is small.

It should be noted that the band fixing structure and the portable timepiece of the present invention are not limited to the illustrated examples described above, and it is needless to say that various modifications can be made without departing from the gist of the present invention. For example, in the above-described embodiment, an example in which the present invention is applied to a wristwatch is shown. The present invention is not limited to this, and can be widely applied to various ornaments, ornaments, appliances, devices, and the like as a structure for fixing a band (a strip or a band) to the main body.

[0031]

As described above, according to the present invention,
The workability at the time of assembly can be improved, and the appearance design can be configured well.

[Brief description of the drawings]

FIG. 1 is an enlarged partial sectional view showing a structure of an embodiment of a band fixing structure and a portable timepiece according to the present invention.

FIG. 2 is a perspective view showing an engagement structure between a fixing member and a wire.

FIG. 3 is an external view schematically showing the external appearance of a wristwatch.

FIG. 4 is an enlarged partial sectional view showing a conventional band fixing structure.

FIG. 5 is a perspective view showing a conventional engagement structure between a fixing member and a wire.

FIG. 6 is a perspective view showing a tip of a conventional driver tool for attaching a fixing member.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Wristwatch 21 Watch main body 21b Band mounting part 21d Mounting hole 21e Screw hole 22 Band 22a Wire 22b Decorative member 22c Interposed member 23 Fixed member 24 Terminal member 25 Engaging member

Claims (8)

[Claims] 1. A band fixing structure for fixing a band to a main body, comprising: a fixing member engaged with an end of the band; a band mounting portion provided on the main body so as to be capable of mounting the fixing member; A band fixing structure, comprising: an engaging member that engages with the fixing member mounted on the mounting portion and fixes the fixing member to the band mounting portion. 2. The band fixing structure according to claim 1, wherein the band mounting portion is a mounting hole configured to insert the fixing member. 3. The engaging member is configured to protrude into the mounting hole while being attached to the band mounting portion, and the fixing member includes an engaging groove that engages with the engaging member. 3. The band fixing structure according to claim 2, wherein: 4. The band fixing structure according to claim 3, wherein the engagement member includes a screw that is screwed into the band mounting portion. 5. The band fixing structure according to claim 1, wherein the engaging member is attached to the band mounting portion on a back side of the main body. 6. The band end has a terminal member which can be engaged with the fixing member fixed to a member forming a part of the band, and the member is inserted through the fixing member. The band fixing structure according to any one of claims 1 to 5, wherein the terminal member is engaged with the fixing member in a state. 7. A portable timepiece having the band fixing structure according to claim 1, wherein the main body is a timepiece main body. 8. The portable timepiece according to claim 7, wherein the band has a structure in which a strip is inserted into and connected to a plurality of decorative members.