JPH1118806A - Buckle with lock cover - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a buckle with lock cover capable of surely preventing the erroneous opening of the buckle and maintaining the easiness of engaging and disengaging the buckle. SOLUTION: The engaging pawl 14a of a male buckle 14 exposed from the opening port 16b of a female buckle 16 is completely covered with the openable and closable lock cover 22 and the engagement of the lock cover 22 and the male buckle 14 is opened and closed by the rotating operation of the rotary plate 26a of an engaging member 26 arranged at the lock cover 22. The engagement of the lock cover 22 and the male buckle 14 is opened and closed by a coin insertable to a groove 26c. Then, when the lock cover 22 and the male buckle 14 are engaged, the engaging pawl 14a is surely prevented from being erroneously touched and being erroneously disengaged. Also, when the lock cover 22 is turned to an open state, the male buckle 14 and the female buckle 16 are easily engaged and disengaged as in the conventional manner.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a buckle with a lock cover, and more particularly to a buckle with a lock cover having a lock cover for preventing erroneous opening of the buckle.

[0002]

2. Description of the Related Art In general, a belt such as a rope or a strap is used to carry a bag or luggage or to fix the bag in a predetermined position. At this time, a simple buckle for connecting and disconnecting the belt is often used in order to easily carry or fix the bag or baggage or remove the bag or luggage from the position where the bag or baggage is fixed.

FIG. 5 is a schematic view showing a general buckle 10. A male buckle 14 having an engaging claw 14a having a spring property in the directions of arrows A1 and A2 is fixed to an end of a belt 12a. . A female buckle 1 having a groove 16a into which the engaging claw 14a can be inserted is provided at an end of the belt 12b.
The male buckle 14 and the female buckle 16 form a buckle body 10.

When connecting the male buckle 14 and the female buckle 16, the engaging claws 14a of the male buckle 14 are pushed into the grooves 16a of the female buckle 16 while bending in the directions of arrows A1 and A2. Since the groove 16a of the female buckle 16 communicates with the opening 16b on the way, the bending of the engaging claw 14a of the male buckle 14 inserted while bending
It is opened at the point b and returns to the original shape. At this time, the engaging portion 14b of the engaging claw 14a is engaged with the engaging portion 16c of the opening 16b.
, The connection between the male buckle 14 and the female buckle 16 and the locking are performed.

In order to release the locked state, the engaging claw 14a exposed from the opening 16b is urged in the directions of arrows A1 and A2, and can be easily released by pulling out the engaging claw 14a from the groove 16a. Can be. The male buckle 14
The female buckle 16 may be fixed to both ends of one belt, or may be fixed to two different belts. In either case, a bag or luggage is attached to the intermediate portion of the belt, and the bag or luggage can be carried or fixed satisfactorily.

[0006]

However, in the conventional buckle body 10, the engagement between the male buckle 14 and the female buckle 16 can be easily released only by urging the exposed engaging claw 14a. Inadvertently, hands or objects may be
There is a problem that the engagement is released when the user touches a. In particular, when the buckle is used for an object which should not be dropped accidentally, such as a container containing a precision machine or a medicine, or an object which should not be opened by mistake, the above-mentioned problem becomes serious.

SUMMARY OF THE INVENTION The present invention has been made to solve such a problem, and it is possible to reliably prevent the buckle from being erroneously opened and to maintain the ease of engagement and opening of the buckle. It is an object to provide a buckle with a lock cover.

[0008]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention comprises a male buckle fixed to one end of a belt and a male buckle fixed to the other end of the belt. A buckle body comprising an insertable female buckle and having a lock portion for locking the engagement between the two when the male buckle is inserted; and a buckle body provided with one of the male buckle or the female buckle so as to be openable and closable. A lock cover having an engaging member that covers the lock portion during operation and maintains the closing operation.

According to this structure, since the lock portion is completely covered by the lock cover, it is possible to prevent the lock portion from being erroneously touched and to surely prevent the erroneous opening. Further, when the lock cover is opened, engagement and release of the male buckle and the female buckle can be easily performed as in the conventional case.

[0010] In order to achieve the above object, the present invention provides the buckle, wherein the engaging member comprises:
It has a rotatable rotating plate, and the closing operation of the lock cover is maintained by engaging an engaging element formed on the rotating plate with an engaging element formed on the buckle body.

According to this configuration, the lock cover can be opened and closed only when the rotary plate is consciously turned.
Erroneous opening can be reliably prevented.

[0012] In order to achieve the above object, the configuration of the present invention is characterized in that, in the buckle, the rotating plate of the engaging member has a groove for rotating operation.

Here, the groove is a groove into which a thin piece such as a coin can be inserted. According to this configuration, the lock cover can be opened and closed only when the conscious insertion operation of the thin plate into the groove of the rotary plate and the conscious rotation operation of the rotary plate by the thin plate are performed. It can be reliably prevented.

[0014]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Preferred embodiments of the present invention (hereinafter referred to as embodiments) will be described below with reference to the drawings.

FIGS. 1A and 1B show a top view and a side view of a buckle 20 with a lock cover according to this embodiment. The basic configuration of the male buckle, the female buckle, and the like is the same as that of the conventional one shown in FIG.

The male buckle 14 and the female buckle 16
Is formed of, for example, a resin such as plastic or a metal,
Each is connected and fixed to the belts 12a and 12b.

The feature of the present embodiment is that when the male buckle 14 and the female buckle 16 are connected and engaged, the engaging claw 14a (of the male buckle 14) exposed from the opening 16b of the female buckle 16 is provided. An openable / closable lock cover 22 that covers the lock portion) is provided, and the lock cover 22 maintains its closing operation.

The lock cover 22 is formed of a resin such as plastic or a metal similarly to the buckle 10.
As shown in the cross-sectional view of (b), it has a substantially U-shaped cross section. The upper surface portion 22a and the side surface portion 2 of the lock cover 22
The engaging claw 14a (lock portion) of the male buckle 14 exposed from the opening 16b of the female buckle 16 is covered by 2b.

Further, the buckle cover 22 is arranged as shown in FIG.
(B), and as shown in the rear view of FIG.
6 are connected. As a result, as shown in FIG. 1B, the lock cover 22 can be freely opened and closed with respect to the female buckle 16 in the directions indicated by arrows B1 and B2. Then, only when the lock cover 22 is in the open state, the engaging claw 1
4a, the male buckle 14 and the female buckle 16
Can be released. Further, when the lock cover 22 is in the closed state, since the engaging claw 14a cannot be directly touched, the connection engagement between the male buckle 14 and the female buckle 16 cannot be released.

The lock cover 22 has an engaging member 26 for maintaining the closed state. This engagement member 26
As shown in FIG. 2C, a rotary plate 26a is rotatable with respect to the lock cover 22, and an engaging element 26b is fixed to the rotary plate 26a. And FIG.
As shown in (a), the engaging element 26b is mounted from the front side of the lock cover 22 so as to penetrate the lock cover 22. The upper surface of the rotating plate 26a, that is, FIG.
On the side shown in (a), for example, a groove 26c having a width of about 2 mm is provided.
Are formed. This groove 26c has a coin (for example,
100 yen coin) can be inserted, and the coin is inserted into the groove 26c.
The rotating plate 2 is rotated while inserted into the
6a can be turned. The engaging element 26b has a hook 30 at the tip of the shaft 28, and can engage with a lock bar 32 formed on the male buckle 14, as shown in FIG. 3B.

That is, the rotating plate 26a is rotated by a coin or the like, and the hook 30 is
When the lock cover 22 and the male buckle 14 are in parallel with each other, the engagement between the lock cover 22 and the male buckle 14 is released. When the rotating plate 26a is rotated and the hook 30 and the lock bar 32 are orthogonal to each other, the lock between the lock cover 22 and the male buckle 14 is locked. That is, as shown in FIGS. 3A and 3B, when the hook 30 is parallel to the lock bar 32 and the engagement between the lock cover 22 and the male buckle 14 is released, FIG. In b), the lock cover 2
2 can be opened in the B1 direction, and the male buckle 14
Can be urged, and the connection between the male buckle 14 and the female buckle 16 can be released.

Conversely, in FIG. 1B, after the closing operation of the lock cover 22 in the direction B1 is performed, as shown in FIG. )
When the hook 30 is engaged with the lock bar 32 at right angles as shown in FIGS. 4B and 4C, the lock cover 22 and the male buckle 1 are rotated.
4 are engaged, the exposure of the engaging claws 14a of the male buckle 14 is blocked by the lock cover 22, and the connection between the male buckle 14 and the female buckle 16 cannot be released.

As described above, the engaging claw 14a serving as the lock portion
Is completely covered by the lock cover 22, so that it can be prevented from being accidentally touched and erroneous opening can be reliably prevented. Further, when the lock cover 22 is opened, the engagement claws 14a, which are lock portions, are exposed, and the engagement and release of the male buckle 14 and the female buckle 16 can be easily performed as before.

As shown in FIGS. 1A and 1B,
If the rotating plate 26a is formed so as not to protrude from the surface of the lock cover 22, the rotating plate 26a can be operated only by a predetermined rotating means (a coin in the present embodiment), and erroneous opening can be prevented more reliably. it can. Further, by using a coin normally held by the rotating means as in the present embodiment, it is not necessary to carry a special tool or the like, and the operability of the lock cover 22 is improved.

The back surface of the rotating plate 26a (shaft 28)
Are provided on the surface of the lock cover 22 which is in contact with this surface, and the surface of the lock cover 22 in contact with this surface is clicked in the "open" operation position and the "close" operation position (see FIG. 1A). , The user can be made aware of the intentional use of the lock cover 22.

In this embodiment, the lock cover is rotatably arranged on the female buckle and is engaged with the male buckle by the hook. However, the arrangement of the lock cover and the mating partner are arbitrary. As long as the lock cover covers the engaging portion between the male buckle and the female buckle and is held by either the male buckle or the female buckle, the same effects as those of the present embodiment can be obtained. Further, in the present embodiment, the hook is formed on the rotary plate side, but the same effect can be obtained by providing a concave portion on the rotary plate side and engaging with a convex portion provided on the buckle side.

Further, the shapes and arrangements of the lock cover, the rotating plate, the groove, the hook, the lock bar, and the like in the present embodiment are merely examples, and the lock cover covers the engaging portion between the male buckle and the female buckle, and The same effect as in the present embodiment can be obtained as long as the structure is held by either the buckle or the female buckle.

[0028]

According to the present invention, since the lock portion of the buckle body is completely covered by the lock cover, it is prevented from being touched by mistake and the erroneous opening can be reliably prevented. Further, when the lock cover is opened, engagement and release of the male buckle and the female buckle can be easily performed as in the conventional case.

[Brief description of the drawings]

FIG. 1 is an explanatory view showing a state in which a lock cover of a buckle with a lock cover according to an embodiment of the present invention can be opened.

FIG. 2 is an explanatory diagram illustrating a configuration of a lock cover of the buckle with a lock cover according to the embodiment of the present invention.

FIG. 3 is an explanatory view illustrating a method of engaging a lock cover of the buckle with a lock cover according to the embodiment of the present invention.

FIG. 4 is an explanatory view showing a closing operation state of the lock cover of the buckle with the lock cover according to the embodiment of the present invention.

FIG. 5 is an explanatory view illustrating a conventional buckle.

[Explanation of symbols]

12a, 12b belt, 14 male buckles, 14a
Engaging claw, 16 female buckle, 16b open mouth, 20, buckle with lock cover, 22 lock cover, 24
Pin hole, 26 engaging member, 26a rotating plate, 26c
groove.

Claims (3)

[Claims] 1. A male buckle fixed to one end of a belt and a female buckle fixed to the other end of the belt and into which the male buckle can be inserted, and the engagement between the two is locked when the male buckle is inserted. A buckle body having a lock portion, and a lock cover having an engagement member provided on one of the male buckle or the female buckle of the buckle body so as to be openable and closable and covering the lock portion during the closing operation and maintaining the closing operation. A buckle with a lock cover, comprising: 2. The buckle according to claim 1, wherein the engaging member has a rotatable rotating plate, and an engaging element formed on the rotating plate and an engaging element formed on the buckle body are engaged. A buckle with a lock cover characterized by maintaining the closing operation of the lock cover by combining. 3. The buckle according to claim 2, wherein the rotating plate of the engaging member has a groove for rotating operation.