JP5836022B2 - buckle - Google Patents

Description

  The present invention comprises a female tool and a male tool that is at least partially detachably inserted into the female tool, and a belt-like body linked to the male tool is engaged with the male tool through the female tool. The present invention relates to an improvement in a buckle used to detachably connect to an object linked to or attached to a female tool.

  In a buckle (connector) including a female member and a male member that is inserted into and engaged with the female member so as to be disengageable, the male member is composed of a fixed member and a movable member. . (See Patent Document 1) In this Patent Document 1, the movable member is rotatably combined at a position located outside the female member during the engagement of the fixed member. The fixed member is formed with a band-shaped through portion, and the movable member is provided with a collar portion around which the belt-shaped body drawn through the through-portion is wound, and the drawn band-shaped body is folded back at the collar portion. Then, it is pulled out from the through portion again. In the case of this Patent Document 1, when the movable member is opened so that the fixed member and the movable member are V-shaped, it is easy to adjust the length of the belt-like body drawn from the male member. However, in the thing of this patent document 1, even if this male and female member is engaged and this engagement is cancelled | released, this movable member can be rotated without change. .

Japanese Patent No. 3790094

  The main problem to be solved by the present invention is that, in this type of buckle, the fastening state of the belt-like body fastened to the male tool is stably maintained when the male tool and the female tool are engaged. On the other hand, the disengagement is triggered by this disengagement.

In order to achieve the above object, according to the present invention, a buckle includes a female tool having a socket shape, and an insertion portion and a band-shaped body that are inserted into and engaged with the female tool so as to be disengageable. A buckle made of a male tool with an attachment part,
The fastening portion of the male tool is provided with a rotating member provided with a hanging hook of the belt-like body on the free end side,
The female tool is provided with a restricting portion that suppresses the rotation of the rotating member when engaged with the male tool.
In a state where the rotation of the rotating member is suppressed by the restricting portion, the fastening state of the belt-like body that is hung on the hanging hook and fastened to the fastening portion is maintained. As well as
The fastening portion of the male tool has the center of rotation of the rotating member on the front side of the insertion into the female tool sandwiching the hanging hook of the rotating member, and the insertion part sandwiching the hanging hook. It has a belt-like body insertion introduction portion on the front side, and is hung on a virtual straight line along the insertion direction passing through the insertion introduction portion in a state where the rotation of the rotation member is suppressed by the restriction portion. Suppose that the heel is not located .
In order to achieve the above object, according to the present invention, a buckle has a socket-shaped female tool, and an insertion portion and a band-shaped body that are inserted into the female tool so as to be disengaged and engaged. A buckle composed of a male implement with a fastening portion of
The fastening portion of the male tool is provided with a rotating member provided with a hanging hook of the belt-like body on the free end side,
The female tool is provided with a restricting portion that suppresses the rotation of the rotating member when engaged with the male tool.
In a state where the rotation of the rotating member is suppressed by the restricting portion, the fastening state of the belt-like body that is hung on the hanging hook and fastened to the fastening portion is maintained. And
Furthermore, the insertion part of the male tool includes left and right elastic engagement legs that allow insertion into the female tool by elastic deformation and engage with the engaged part of the female tool by elastic return at a predetermined insertion position. Having a middle leg positioned between the left and right elastic engagement legs,
In the state where the rotation of the rotating member is suppressed by the restricting portion, the rotating member is set in the storage space formed in the middle leg.

  According to such a configuration, in a state where the insertion part of the male tool is inserted into the female tool and the both are engaged, the belt-like body wound around the hanging hook does not move in the length direction, that is, Thus, it is possible to prevent a deviation from occurring at the position where the male tool is fastened to the belt-like body. On the other hand, when the engagement between the female tool and the male tool is released from this state, it is possible to release the suppression of the rotation of the rotating member by the restricting portion, and thereby the male tool is fastened to the belt-like body. The attached state can be solved.

  According to the present invention, the fastening state of the belt-like body fastened to the male tool constituting the buckle can be stably maintained when the male tool and the female tool are engaged, The release of this engagement can be released smoothly.

FIG. 1 is a perspective view of a state in which a male tool and a female tool constituting the buckle according to the embodiment are separated. FIG. 2 is a perspective view showing a state in which the male tool and the female tool constituting the buckle are separated from each other, and these are seen from a different direction from FIG. FIG. 3 is a plan view of a state in which a male tool and a female tool constituting the buckle are engaged. FIG. 4 is a bottom view of a state in which a male tool and a female tool constituting the buckle are engaged. FIG. 5 is a front view of a state in which a male tool and a female tool constituting the buckle are engaged. 6 is an end view taken along line BB in FIG. FIG. 7 is an end view taken along line AA in FIG. FIG. 8 is a cut end view showing a state where the male tool and the female tool are disengaged.

  Hereinafter, typical embodiments of the present invention will be described with reference to FIGS. The buckle according to this embodiment includes a female tool F and a male tool M that is inserted into the female tool F so as to be freely detachable. The belt-like body W linked to the male tool M is connected to the male tool F. It is used to detachably connect to an object (not shown) linked or attached to the female tool F through engagement of the tool M and female tool F.

  The female tool F has a socket shape, and the male tool M has a plug shape in which a part thereof can be inserted into the female tool F.

  In the illustrated example, the female tool F has a flat cylindrical shape, and the insertion direction x of two wide surface parts 1 and 1 (front and back surface parts) and a part of the male tool M (an insertion part 13 described later). And two narrow surface portions 2 and 2 (right and left side surfaces). The wide surface portion 1 and the narrow surface portion 2 intersect at a substantially right angle, and the cross-sectional outline shape in the direction perpendicular to the tube axis of the female fitting F has a rectangular shape. One tube opening of the female tool F is open, and this one tube opening is a part of the insertion port 3 of the rectangular male tool M.

  On the other hand, in the illustrated example, the other tube opening of the female tool F is closed. On the left and right sides of the closing portion 4, extending portions 5 are formed so as to continue to the narrow surface portion 2 and protrude beyond the closing portion 4. Each of the left and right extending portions 5 and 5 is formed with a shaft hole 5a along a virtual straight line (not shown) orthogonal to the insertion direction x, and the female fitting F passes through the shaft hole. The shaft body (not shown) is used to be assembled to the object in a state that enables rotation about the shaft body.

  Further, the two narrow surface portions 2 and 2 of the female fitting F are respectively formed with a long and long window hole 6 in the insertion direction x between the insertion port 3 and the closing portion 4. Yes. The dimension of the female tool F in the left-right direction is smaller than the other part at the position where the window hole 6 is formed, and the female tool F is constricted at the position where the window hole 6 is formed.

  Further, inside the female tool F, two partition walls 7 and 7 are formed that divide the space in the female tool F into three in a direction orthogonal to the insertion direction x. The partition wall 7 is formed along the insertion direction x, the rear end of the partition wall 7 is connected to the closing portion 4, and the front end of the partition wall 7 is positioned inward of the female tool F from the insertion port 3. Yes. An insertion space 8 for a thin portion 131b of a middle leg 131 of a male tool M, which will be described later, is formed between the two partition walls 7 and 7, and the right partition wall 7 and the right narrow surface portion 2 are connected to each other. A space between the left elastic partition leg 7 and a left narrow surface portion 2 is a space between the left partition wall 7 and the left narrow surface portion 2. An insertion space 9 is formed. The elastic engagement leg 130 is inserted into the insertion space 9 in a state of being bent inward, and when it is inserted to a predetermined position, the elastic engagement leg 130 is elastically restored to allow the engagement portion 16 described later to enter the window hole 6. Thus, the female tool F is engaged with the male tool M. That is, in the illustrated example, the window hole 6 functions as the engaged portion 10 with respect to the engaging portion 16.

  On the other hand, the male tool M includes an insertion part 13 that is detachably inserted into the female tool F and a fastening part 14 of the belt-like body W.

  The male tool M has a base portion 15 having a rectangular plate shape, and the insertion portion 13 protrudes from one surface of the base portion 15 in a direction perpendicular to the one surface.

  The insertion portion 13 includes left and right elastic engagement legs 130 and 130 and a middle leg 131 positioned between the left and right elastic engagement legs 130 and 130.

  The middle leg 131 has a thick portion 131a at a location approximately midway in the length direction from a location where the middle leg 131 is connected to the base portion 15, and a narrow portion with the left and right widths extending substantially ahead of the thick portion 131a. 131b. Steps 131c are formed on the left and right at the connecting portion between the thick portion 131a and the thin portion 131b. In the illustrated example, the middle leg 131 has a hollow frame shape including the base portion 15, left and right frame constituting portions 131 d and 131 d, and a tip frame constituting portion 131 e. A partition portion 131f extending between the left and right frame constituting portions 131d and 131d is formed at a position approximately in the middle of the thick portion 131a in the length direction. In the illustrated example, the space between the partition portion 131f and the tip frame constituting portion 131e of the middle leg 131 is a storage space 131j of the rotating member 140 described later. The base portion 15 is formed with a through hole 150 having a hole length substantially equal to the left and right width dimensions inside the thick portion 131 a of the middle leg 131 and having a long hole shape communicating with the middle leg 131. .

  Each of the left and right elastic engagement legs 130, 130 has a bulging portion 130 a that increases the thickness of the elastic engagement leg 130 at the distal end on the outside of the distal end, that is, the side not facing the middle leg 131. The bulging portion 130a is provided with an engagement surface 130b facing the base 15 side. The distance between the bulging portions 130 a of the left and right elastic engagement legs 130, 130 is slightly larger than the distance between the inner surfaces between the insertion port 3 and the window hole 6 in the left and right narrow surface portions 2, 2 of the female tool F. It is getting bigger. Accordingly, the insertion portion 13 of the male tool M is inserted into the female tool F so that the thin portion 131b of the middle leg 131 is inserted between the two partition walls 7 and 7 in the female tool F from the insertion port 3 of the female tool F. Is inserted into the female fitting F until the position where the bulging portion 130a enters the window hole 6 until the bulging portion 130a slides into contact with the inner surface of the narrow surface portion 2 and the elastic engagement leg 130 bends inward. The insertion of the insertion part 13 of the tool M is allowed. When the insertion part 13 of the male tool M is inserted into the female tool F to the position where the bulging part 130a enters the window hole 6, the elastic engagement leg 130 is elastically restored and bent back to enter the window hole 6 to be expanded. The engaging surface 130b of the protruding portion 130a is caught by the window edge located on the insertion port 3 side in the window hole 6. (FIG. 4) Thereby, the female tool F is engaged with the male tool M. In other words, in the illustrated example, the bulging portion 130 a functions as the engaging portion 16.

  On the other hand, the fastening part 14 of the male tool M is provided with a rotating member 140 provided with a hanging rod 140a for the strip W on the free end side.

  In this embodiment, the fastening portion 14 includes the rotating member 140 and the insertion introducing portion 141 for the belt-like body W.

  In the illustrated example, the base portion 15 has a hole length substantially equal to the left and right width dimensions inside the thick portion 131 a of the middle leg 131 and has a through hole 150 that communicates with the middle leg 131. Is formed. And in the example of illustration, between the one hole inner surface 150a along the length direction of this through-hole 150 and one surface 131g of the partition part 131f located in this one hole inner surface 150a side is said insertion introduction part. 141. (Fig. 7)

  Further, in the illustrated example, the rotating member 140 includes the shaft 140 b that is housed inside the thin portion 131 b of the middle leg 131, the communication portion between the thin portion 131 b of the thick portion 131 a of the middle leg 131, and the partition portion. And a head 140e that fits between the head 131f and the head 131e. The head 140e has a base portion 140f that is long in the left-right direction, a left ear portion 140g that protrudes from the left end of the base portion 140f toward the partition portion 131f, and a right ear portion that protrudes from the right end of the base portion 140f toward the partition portion 131f. 140g and the left and right ears 140g, 140g. The distance between the left and right ears 140g, 140g is substantially equal to the width dimension of the strip W. The head portion 140e and the shaft portion 140b are integrated by connecting one end of the shaft portion 140b to a position approximately in the middle in the left-right direction of the base portion 140f. At the other end of the shaft portion 140b, a shaft hole 140c through which a shaft body 142 is installed between the left and right frame constituting portions 131d and 131d constituting the thin portion 131b on the distal end side of the middle leg 131 is formed. The rotation member 140 is combined with the middle leg 131 so as to be rotatable about the shaft 142 as a rotation center. Thereby, the head 140 e side of the rotating member 140 is the free end side of the rotating member 140.

  That is, the fastening portion 14 of the male tool M has the center of rotation of the rotating member 140 on the front side of the female member F with the rotating member 140 sandwiched between the hooks 140a. An insertion introducing portion 141 for the belt-like body W is provided on the near side of the insertion with the flange 140a interposed therebetween.

  In this embodiment, when the female tool F is engaged with the male tool M, the female member F is positioned outside the fastening portion 14 of the male tool M, and the rotating member 140 is rotated. The restricting portion 11 is provided to prevent the turning member 140 from being turned by the restricting portion 11 and is fastened to the fastening portion 14 by being hung around the hanging rod 140a. The fastened state of the belt-like body W formed is held.

  Thereby, in this embodiment, in the state where the insertion part 13 of the male tool M is inserted into the female tool F and the both are engaged, the belt-like body W that is wound around the hanging hook 140a is formed. It is possible not to move in the length direction, that is, to prevent a shift in the position where the male tool M is fastened to the band W. On the other hand, when the engagement between the female tool F and the male tool M is released from this state, the restraining of the rotation member 140 by the restricting portion 11 can be released using this as a trigger. The fastening state of the male tool M can be solved.

  In this embodiment, the restricting portion 11 is brought into contact with the rotating member 140 when the female tool F and the male tool M are engaged. In the illustrated example, an extension piece 12 is formed on one of the wide surface portions 1 of the female tool F so as to protrude outward from the middle position in the longitudinal direction of the insertion port 3. At the time of engagement, the extension piece 12 comes into contact with the base portion 140f of the head 140e of the rotating member 140 from the outside to restrict the rotation of the rotating member 140. In other words, in the illustrated example, the extension piece 12 functions as the restricting portion 11. (Fig. 7)

  Further, in this embodiment, in a state where the rotation of the rotating member 140 is suppressed by the restricting portion 11, on the virtual straight line L along the insertion direction x passing through the insertion introducing portion 141. The hanging rod 140a is not positioned. (FIG. 7) Thereby, in this embodiment, it is drawn through the insertion introducing portion 141 and is hung around the hanging rod 140a of the rotating member 140, and is folded back from the insertion introducing portion 141 again. The drawn strip-like body W can be bent by the insertion introducing portion 141 and the hanging hook 140a, and the fastened state can be maintained.

  In the example shown in the drawing, an edge 131i that contacts one surface 131g of the partition portion 131f and a side surface 131h that is positioned on the hanging rod 140a side of the partition portion 131f intersects at an acute angle. The edge 131i is protruded from the belt-like body W bent in such a manner as to hold the fastening state. (FIG. 7) When the female tool F and the male tool M are disengaged from this state, specifically, the left and right elastic engagement legs 130 and 130 in which the bulging portion 130 a is inserted into the window hole 6. When the bulging portion 130a is pushed inward to release the engagement between the window hole 6 and the bulging portion 130a, and the manipulation is performed to extract the insertion portion 13 of the male fitting M from the female fitting F, the band W The rotating member 140 is rotated on a virtual straight line L along the insertion direction x passing through the insertion introduction part 141 by the tension applied to the insertion member 141, and is rotated to a position where the rod 140a is positioned. It will be solved. Thereby, the fastening state of the male implement M to the belt-like body W is released. (Fig. 8)

  In this embodiment, the narrow portion 131b of the middle leg 131 is formed on the side facing the wide surface portion 1 where the restricting portion 11 is not formed in the female fitting F, from the tip frame constituting portion 131e to the partition portion 131f. It is blocked by the closing plate 131k in the range up to this point. Thereby, in this embodiment, the rotation of the rotation member 140 is performed from the position (FIG. 7) completely stored in the storage space 131j and the rotation center 140h and the shaft portion of the rotation member 140. The restriction surface 140d between the other end of 140b is limited to the range where it comes into contact with the closing plate 131k.

  Further, in the buckle according to this embodiment, when the female tool F and the male tool M are engaged, the rotation center 140h of the rotation member 140 and the portion 140i that is in contact with the restricting portion 11 The part extending over is located in the female fitting F. More specifically, in a state where the rotation of the rotation member 140 is inhibited by the restriction portion 11, the rotation member 140 is stored in a storage space 131 j formed in the middle leg 131. (FIG. 7) Accordingly, in this embodiment, the male member M is provided with the rotating member 140 without excessively increasing the total length of the buckle at the time of engagement.

  The provision of this characteristic to the portion to be provided with the elastic deformation characteristic in the buckle described above can be easily realized by using the buckle as a synthetic resin molded product.

F female tool M male tool W belt-like body 11 restricting part 14 fastening part 140 rotating member 140a hanging hook

Claims (4)

A buckle comprising a female tool having a socket shape, and a male tool provided with an insertion portion that is inserted into and engaged with the female device so as to be disengageable and a fastening portion of a belt-like body,
The fastening portion of the male tool is provided with a rotating member provided with a hanging hook of the belt-like body on the free end side,
The female tool is provided with a restricting portion that suppresses the rotation of the rotating member when engaged with the male tool.
In a state where the rotation of the rotating member is suppressed by the restricting portion, the fastening state of the belt-like body that is hung on the hanging hook and fastened to the fastening portion is maintained. As well as
The fastening portion of the male tool has the center of rotation of the rotating member on the front side of the insertion into the female tool sandwiching the hanging hook of the rotating member, and the insertion part sandwiching the hanging hook. It has a belt-like body insertion introduction portion on the front side, and is hung on a virtual straight line along the insertion direction passing through the insertion introduction portion in a state where the rotation of the rotation member is suppressed by the restriction portion. A buckle characterized in that the heel is not positioned .   A buckle comprising a female tool having a socket shape, and a male tool provided with an insertion portion that is inserted into and engaged with the female device so as to be disengageable and a fastening portion of a belt-like body,
  The fastening portion of the male tool is provided with a rotating member provided with a hanging hook of the belt-like body on the free end side,
  The female tool is provided with a restricting portion that suppresses the rotation of the rotating member when engaged with the male tool.
  In a state where the rotation of the rotating member is suppressed by the restricting portion, the fastening state of the belt-like body that is hung on the hanging hook and fastened to the fastening portion is maintained. And
  Furthermore, the insertion part of the male tool includes left and right elastic engagement legs that allow insertion into the female tool by elastic deformation and engage with the engaged part of the female tool by elastic return at a predetermined insertion position. Having a middle leg positioned between the left and right elastic engagement legs,
  A buckle characterized in that, in a state in which the rotation of the rotating member is suppressed by the restricting portion, the rotating member is accommodated in a storage space formed in the middle leg.   The buckle according to claim 1 or 2, wherein the restricting portion is brought into contact with the rotating member when the female tool and the male tool are engaged.   When the female tool and the male tool are engaged with each other, at least a portion of the rotating member extending between the center of rotation of the rotating member and a portion that contacts the restricting portion is positioned in the female tool. The buckle according to any one of claims 1 to 3.

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