WO2010101217A1

WO2010101217A1 - Buckle with lock

Info

Publication number: WO2010101217A1
Application number: PCT/JP2010/053552
Authority: WO
Inventors: 学川口
Original assignee: 株式会社ニフコ
Priority date: 2009-03-04
Filing date: 2010-03-04
Publication date: 2010-09-10
Also published as: CN102341010A; KR101154670B1; JP2010201021A; KR20100100608A; TW201032745A

Abstract

A buckle with a lock, comprising: a female member consisting of a tubular body; a male member attached and removed from an insertion hole of the female member; and a release member inserted into the female member from the side opposite to the male member to release the engagement between the female member and the male member. The female member has a first mounting section to which one belt-like body is mounted and which is provided to one end of the female member, and also has first engaging sections which engage with the male member and are provided inside the tubular body having an insertion hole provided in the other end of the female member. An insertion hole into which the release member is inserted is provided on said end side, and the insertion hole into which the male member is inserted is provided on the side opposite to said end side. The male member has a second mounting section to which the other belt-like body is mounted, and also has a pair of elastic engaging sections having second engaging sections provided to the intermediate sections on the outer surfaces of the pair.

Description

Buckle with key

The present invention relates to a keyed buckle comprising a female member to which one belt-like body is attached, a male member to which the other belt-like body is attached, and a release member for releasing the engagement between the female member and the male member. . In particular, the present invention relates to a buckle with a key that can increase security by giving variations to the release member.

A conventional keyed buckle is disclosed in, for example, the following Patent Document 1 (Japanese Patent Application Publication No. 2001-61513). The keyed buckle includes a female member, a male member, and a release member. The female member has a guide portion that bends the elastic engagement piece when the male member is inserted into the cylindrical portion of the female member, and an engagement portion that engages with the elastic engagement piece. The release member contacts the elastic engagement piece engaged with the engagement portion when the insertion portion is inserted into the cylindrical portion of the female member, and the elastic engagement piece is removed from the engagement portion. It has a guide surface that is bent to be released.

Japanese Patent Application Publication No. 2001-61513

The keyed buckle described in Patent Document 1 not only has many engaging portions and a complicated structure, but also does not have many variations in the release member, and cannot increase security. It was. Further, since the lock buckle has a complicated structure, there is a problem in the insertability of the female member and the male member, and when the release member is inserted into the female member, it is caught in the opening of the female member. It was not good.

In order to solve the problems as described above, the present invention is provided with a key that can enhance security by providing a plurality of ridges and / or key grooves in the male member and / or the release member or by changing the positions thereof. The purpose is to provide a buckle. In addition, the present invention simplifies the shape of the female member and makes the male member and the release member easy to insert and remove, thereby improving the usability of the female member, the male member, and the release member. The purpose is to provide.

The keyed buckle according to the present invention is a female in which a first attachment portion to which one band-like body is attached is provided at one end and a first engagement portion is provided inside a cylindrical body having an insertion hole at the other end. A member, a second attachment portion to which the other band-like body is attached to the other end, and a second engagement portion that is inserted into the insertion hole of the female member and engages with the first engagement portion of the female member. A pair of elastic engagement pieces, a male member having a projecting piece projecting in the insertion direction into the female member, and removably attached to the female member; and the female member in the tubular body A pair of release pieces detachably inserted into the cylindrical body from one end side, and a projecting portion projecting in the insertion direction of the release piece into the female member, the relationship between the female member and the male member A release member for releasing the joint, and the elastic engagement piece of the male member A guide portion that is guided along the first engagement portion of the female member when the elastic engagement piece is inserted into the insertion hole of the female member, and the protruding piece of the male member Are provided with protrusions and / or key grooves along the attaching / detaching direction of the female member, and the protrusions of the release member are engaged with the protrusions and / or key grooves provided on the protrusion pieces. Key grooves and / or ridges are provided.

In the buckle with a key according to the present invention, one of the protrusion and the key groove is provided in the protruding piece, and the other is provided in a set so that the other is engaged with the one in the protruding portion. A plurality may be provided.

In the keyed buckle of the present invention, the protruding piece may be provided between the pair of elastic engagement pieces, and the protruding portion may be provided between the pair of release pieces.

In the buckle with a key of the present invention, the protrusion provided between the pair of release pieces may be formed thicker than the thickness of the release piece.

In the keyed buckle of the present invention, the ridge and / or key groove may be provided on at least one side of the protruding piece of the male member and the protruding portion of the release member.

According to the present invention, it is a highly secure keyed buckle that can be opened only by a person having a release member that can be fitted to a protrusion and / or a key groove provided on the protruding piece of the male member, The buckle cannot be opened carelessly.

According to the present invention, the ridges and / or key grooves provided on the male member and the release member not only serve as a key, but the male member and the release member are connected to the female by guiding the ridges and / or the key groove. It can be inserted straight into the member.

According to the present invention, since the protruding piece provided on the male member and the protruding portion provided on the release member protrude in the insertion direction (insertion direction) with respect to the female member, it is easy to guide when inserted into the female member. Even if it is inserted obliquely, it is guided to the correct position.

According to the present invention, the protrusion provided between the pair of release pieces formed integrally with the release member is formed thicker than the thickness of the release piece, so that the release piece opens the female member. It is inserted smoothly without being caught by the part.

According to the present invention, by changing the protrusions and / or key grooves on both sides or one side of the protrusions of the male member and the protrusions of the release member, the position to be provided, the number, the combination of the protrusions and the key grooves, Therefore, it is possible to produce release members composed of many types, and it is possible to further increase security.

It is a perspective view for demonstrating the state which inserted the cancellation | release member from the opposite side to the male member with respect to the fitted female member and male member about the buckle with a key which is an example of embodiment of this invention. It is a perspective view for demonstrating the engagement relationship of a male member and a cancellation | release member about the buckle with a key which is an example of embodiment of this invention. It is a plane assembly drawing of the female member of the key buckle which is an example of embodiment of the present invention, a male member, and a release member. It is sectional assembly drawing of the female member of the key buckle which is an example of embodiment of this invention, a male member, and a releasing member. It is explanatory drawing of the state which fitted the female member and male member of the buckle with a key which is an example of embodiment of this invention. It is sectional drawing which shows the state which connected the strip | belt-shaped body to the both ends of the female member of the key buckle which is an example of embodiment of this invention, and a male member. It is a perspective view for demonstrating the engagement relationship of a male member and a cancellation | release member within the female member of the keyed buckle which is an example of embodiment of this invention. It is a perspective view for demonstrating the engagement relation of the male member and release member of the buckle with a key which are other examples of the embodiment of the present invention. It is a perspective view for demonstrating the different engagement relationship of a male member and a releasing member about the modification of the buckle with a key shown in FIG.

A buckle with a key according to an embodiment of the present invention includes a female member having a cylindrical body, a male member attached to and detached from an insertion hole of the female member, and a release member for releasing engagement between the female member and the male member. It consists of and. The female member, the male member, and the release member are made by integrally molding a synthetic resin that can be made elastic by thinning a part thereof. The female member is formed of a cylindrical body having a rectangular cross section, and one band-like body is attached to one end, for example, a first attachment part provided with an elongated through hole, and the same side as the first attachment part An insertion hole for inserting the release member, an insertion hole for inserting the male member at the other end, and a first engagement portion projecting inward from both sides of the insertion hole for inserting the male member. Molded.

The male member has a shape that can be attached to and detached from the insertion hole of the female member, and is attached to the other band-like body on the side opposite to the insertion direction. For example, a second attachment portion provided with an elongated through hole is provided. It is molded integrally. In addition, the male member includes a pair of guide portions formed at the distal end portion, a second engagement portion formed at the outer intermediate portion, and a base portion formed from a thin portion made thin so as to have elasticity. It is comprised from the elastic engagement piece.

In the pair of elastic engagement pieces, on the side portion, for example, the guide portion in which a loose curved surface is formed from the tip portion toward the base portion is formed. When the guide portion is inserted into the female member, the guide portion bends inward while being guided along the first engaging portion of the female member. The second engaging portion and the first engaging portion engage with each other when the guide portion gets over the first engaging portion of the female member. The male member is integrally formed with a protruding piece in which a protrusion and / or a keyway is provided in the attaching / detaching direction between the pair of elastic engagement pieces.

The engagement of the first engagement portion of the female member and the second engagement portion of the male member is released by inserting the release member from the opposite side of the female member in the male member insertion direction. The release member includes a release piece having an inclined surface that can be inserted into and removed from the cylindrical body from one end side of the cylindrical body of the female member and can be inserted along the guide portion of the male member. The release piece has the inclined surface inserted therein along the guide portion of the male member, thereby bending the elastic engagement piece of the male member inwardly, and the first engagement portion and the second engagement portion. The engagement with the joint is released.

Further, the release member has a protrusion formed between the release pieces. The protrusion is integrally formed with key grooves and / or protrusions that engage with protrusions and / or key grooves provided on the protrusion pieces. The protrusions and / or key grooves formed on the protrusions and the protrusions can be changed in position so that the engagement between the female member and the male member cannot be released. That is, the keyed buckle of the present invention can be opened only by a person having a release member that fits into the ridge and / or key groove. By changing the positions of the protrusions and the key grooves, the protrusions or protruding pieces are prevented from being inadvertently opened by the different release members.

Moreover, in the buckle with a key according to the embodiment of the present invention, the protruding piece protruding between a pair of elastic engagement pieces in the male member, and the protruding portion in the release member have the protruding line at an arbitrary position. A plurality of sets of key grooves are provided. The ridge and the keyway can release the buckle only when the shape of the protruding piece and the protruding portion can be fitted to each other. Moreover, the said protruding item | line and / or a keyway can be provided also in the side part of a female member, and the side part of a cancellation | release member. In addition, the ridges and / or keyways can serve not only as a key but also as a guide when the male member and the release member are inserted straight into the female member.

Further, in the buckle with a key according to the embodiment of the present invention, the protrusion provided on the release member protrudes in the insertion direction between the pair of release pieces. When the release member is inserted into the female member, the protrusion can be guided together with the release piece, and is guided to the correct position even when inserted obliquely.

Further, in the keyed buckle according to the embodiment of the present invention, the protrusion provided between the pair of release pieces is formed thicker than the thickness of the release piece, so that the release piece is a female member. It is inserted smoothly without getting caught in the opening. The thickness of the release piece can reliably guide the release piece to the release position.

In the keyed buckle according to the embodiment of the present invention, each of the protrusion and the key groove may be provided on both sides or one side of the protruding piece of the male member and the protruding portion of the release member. By changing the location and position of the protrusions and the key grooves, it is possible to produce keys of many types.

FIG. 1: is a perspective view for demonstrating the state which inserted the release member from the opposite side to the male member with respect to the fitted female member and male member about the buckle with a key which is an example of embodiment of this invention. is there. FIG. 2 is a perspective view for explaining the engagement relationship between the male member and the release member of the keyed buckle which is an example of the embodiment of the present invention. FIG. 3 is a plan assembly view of a female member, a male member, and a release member of a buckle with a key that is an example of an embodiment of the present invention. FIG. 4 is a cross-sectional assembly view of a female member, a male member, and a release member of a keyed buckle that is an example of an embodiment of the present invention. 1 to 4, the keyed buckle includes a female member 11 made of a cylindrical body, a male member 12 that is attached to and detached from the insertion hole 112 of the female member 11, and an engagement between the female member 11 and the male member 12. The release member 13 which cancels | releases is provided. The female member 11, the male member 12, and the release member 13 are manufactured by integrally molding a part of a synthetic resin that can save material and give elasticity by thinning a part thereof.

The female member 11 is formed of a cylindrical body 111 having a rectangular cross section, and is attached with one band-like body 61 (see FIG. 6) at one end, for example, a first attachment provided with at least one elongated through hole. Part 114, an insertion hole 112 ′ (see FIG. 4) for inserting the release member 13 on the same side as the first attachment part 114, and an insertion hole 112 (see FIG. 4) for inserting the male member 12 at the other end. And the 1st engaging part 113 (refer FIG. 3) which protrudes toward the inside from the both sides of the insertion hole 112 which inserts the said male member 12 is shape | molded integrally.

The male member 12 has a shape that can be attached to and detached from the insertion hole 112 of the female member 11, and the other band-like body is attached to the opposite side to the insertion direction. For example, at least one elongated through hole is provided. The second mounting portion 122 is integrally formed. The male member 12 includes a guide portion 1211 formed at the distal end portion, a second engaging portion 1212 formed at the outer intermediate portion, and a base portion formed from a thin portion 1213 which is thinned so as to have elasticity. And a pair of elastic engagement pieces 121.

In the pair of elastic engagement pieces 121, the guide portion 1211 in which, for example, a loose curved surface is formed from the tip portion toward the base portion is formed on the side portion. When the guide portion 1211 is inserted into the insertion hole 112 (see FIG. 4) of the female member 11, the guide portion 1211 bends inward while being guided along the first engaging portion 113 of the female member 11. When the guide portion 1211 gets over the first engagement portion 113 of the female member 11, the second engagement portion 1212 and the first engagement portion 113 are engaged. The male member 12 is integrally formed with a protruding piece 123 in which a convex strip 1231 is provided in the attaching / detaching direction between the pair of elastic engaging pieces 121. The ridge 1231 can be a key groove in addition to a plurality of ridges 1231.

The release member 13 is inserted from the opposite side of the female member 11 in the insertion direction of the male member 12, whereby the first engagement portion 113 of the female member 11 and the second engagement portion 1212 of the male member 12 are engaged. Can be canceled. The release member 13 can be inserted into and removed from the tubular body from one end side of the tubular body 111 of the female member 11 and has a sloped surface 1311 that can be inserted along the guide portion 1211 of the male member 12. 131 is provided. The release piece 131 has the inclined surface 1311 inserted therein along the guide portion 1211 of the male member 12, thereby bending the elastic engagement piece 121 of the male member 12 inwardly, and The engagement between the joint portion 113 and the second engagement portion 1212 is released.

Further, the release member 13 has a protrusion 132 formed between the release pieces 131. The protrusion 132 is integrally formed with a key groove 1321 ′ that engages with a ridge 1231 provided on the protrusion 123. It is possible to prevent the engagement between the female member 11 and the male member 12 by changing the position or number of the protrusions 1231 and the key grooves 1321 ′ formed on the protruding portion 132 and the protruding piece 123. it can. The release member 13 can be used in the same manner without taking the front and back into consideration by providing the key grooves 1321, 1321 'or ridges symmetrically with respect to the cross section.

Further, the release member 13 of this example is provided with a string attachment hole 133 through which a string can be passed through an end opposite to the side on which the protruding part 132 is formed.

The protrusion 1231 of the protruding piece 123 in the male member 12 and the key groove 1321 of the protruding portion 132 of the release member 13 are changed in position, the number of the protrusions 1231, or a plurality of protrusions, key grooves, and key grooves. By combining the ridges, variations can be increased and security can be improved. The keyed buckle of the present invention cannot be opened by a person having a release member that cannot be fitted to the ridges and / or key grooves.

3 and 4, the female member 11 is provided with a guide wall 115 inside the cylindrical body 111 for facilitating insertion of the protruding portion 132 of the release member 13 by sliding. The guide wall 115 forms a space into which the protrusion 132 of the release member 13 is inserted while being guided. A key stopper 116 is provided in the vicinity of the end of the guide wall 115. When the release member 13 is inserted into the cylindrical body 111, the key stopper 116 comes into contact with the tip of the projecting portion 132 and stops the release member 13 at a predetermined position.

FIG. 5 is an explanatory diagram of a state in which a female member and a male member of a buckle with a key which is an example of the embodiment of the present invention are fitted. FIG. 6 is a diagram for explaining a state in which strips are connected to both ends of a female member and a male member of a buckle with a key which is an example of an embodiment of the present invention. FIG. 7 is a perspective view for explaining the engagement relationship between the male member and the release member in the female member of the keyed buckle which is an example of the embodiment of the present invention. FIG. 5 to FIG. 7 are diagrams illustrating the case where the belt-like body is attached by assembling the keyed buckle according to the embodiment of the present invention. In particular, FIG. 7 shows the engaged state of the male member 12 and the release member 13 inside the female member 11.

FIG. 8 is a perspective view of a keyed buckle which is another example of the embodiment of the present invention. FIG. 9 is a perspective view showing a modified example of the keyed buckle shown in FIG. In the buckle with a key shown in FIG. 8, the protrusion 8231 provided on the protruding piece 123 is biased to one side from the center. In addition, the release member 13 is provided with a key groove 8321 that fits into the protrusion 8231 in the protruding portion 132. In FIG. 9, the keyed buckle which is a modification in the second embodiment is formed with a protrusion 9231 provided on the protruding piece 123 at the leftmost end shown in the figure. Further, the release member 13 is formed with a key groove 9321 fitted to the protrusion 9231 at the left end of the protruding portion 132.

The protruding piece 123 protruding between the pair of elastic engagement pieces 121 in the male member 12 and the protruding portion 132 in the release member 13 include a plurality of sets of the convex stripes and / or key grooves at arbitrary positions. Provided. The ridges and / or key grooves can release the buckle only when the shapes of the protruding pieces 123 and the protruding portions 132 can be fitted to each other. Moreover, although the said protruding item | line and / or a keyway are not shown in figure, a variation can be increased by making a number into a plurality and changing the position of the said plurality.

The protrusions and / or key grooves can be provided on the inner side of the cylindrical body 111 in the female member 11 and also on the outer side of the release piece 131 in the release member 13. Further, the ridges and / or key grooves not only serve as keys, but also serve as guides when the male member 12 and the release member 13 are inserted straight into the cylindrical body 111 of the female member 11. it can.

The protrusion 132 provided on the release member 13 is formed so as to protrude in the insertion direction substantially in the middle of the pair of release pieces 131. The protrusion 132 can guide the release member 13 together with the release piece 131 when the release member 13 is inserted into the cylindrical body 111 of the female member 11. Even when the release member 13 is inserted in an oblique direction, the release member 13 is guided to the correct position by the protrusion 132, the release piece 131, and the like.

The protrusion 132 is formed to be thicker than the release piece 131 so that the release piece 131 is smoothly inserted without being caught by the opening 112 ′ of the female member 13. The release piece 131 can be reliably guided to the release position by setting the thickness of the release piece 131 to be substantially the same as the thickness of the opening 112 ′ of the female member 13.

As mentioned above, although embodiment of this invention was explained in full detail, this invention is not limited to this embodiment. The present invention can be modified in various ways without departing from the scope of the claims. It goes without saying that the shape and material of the female member, the male member, and the release member of the keyed buckle of the present invention can be changed without departing from the matters described in the claims.

This application is based on a Japanese patent application filed on Mar. 4, 2009 (Japanese Patent Application No. 2009-050808), the contents of which are incorporated herein by reference.

DESCRIPTION OF SYMBOLS 11 ... Female member 111 ... Cylindrical body 112 ... Insertion hole 112 '... Insertion hole 113 ... 1st engaging part 114 ... 1st attaching part 115 ... Guide wall 116 ... Key stopper 12 ... Male member 121 ... Elastic engagement piece 1211 ... Guide part 1212 ... Second engagement part 1213 ... Thin part 122 ... Second attachment part 123 .... Projection piece 1231 ... Projection 13 ... Release member 131 ... Release piece 1311 ... Inclined surface 132 ... Projection part 1321 ... Key groove 133 ... String attachment hole

Claims

A female member provided with a first engagement portion provided inside a tubular body provided with a first attachment portion to which one belt-like body is attached at one end and an insertion hole at the other end;
A pair provided with a second attachment portion to which the other belt-like body is attached to the other end, and a second engagement portion that is inserted into the insertion hole of the female member and engages with the first engagement portion of the female member. An elastic engagement piece, and a male member that has a protruding piece that protrudes in the insertion direction into the female member, and is detachably attached to the female member;
A pair of release pieces that can be inserted into and removed from the one end side of the cylindrical body of the female member, and a protruding portion that protrudes in the insertion direction of the release piece into the female member, A release member for releasing the engagement between the female member and the male member,
The elastic engagement piece of the male member has a guide portion that is guided along the first engagement portion of the female member when the elastic engagement piece is inserted into the insertion hole of the female member. Provided,
The protruding piece of the male member is provided with ridges and / or key grooves along the attaching / detaching direction of the female member,
The keyed buckle in which the protrusion of the release member is provided with a key groove and / or a protrusion that engages with a protrusion and / or a key groove provided on the protrusion.
One of the ridges and the key grooves is provided on the protruding piece, and the other is provided in a set so that the other is engaged with the one on the protruding portion. Further, a plurality of the sets of the ridges and key grooves are provided. The keyed buckle according to claim 1, wherein the buckle is provided.
The key according to claim 1, wherein the protruding piece is provided between the pair of elastic engagement pieces, and the protruding portion is provided between the pair of release pieces. Buckle with.
The keyed buckle according to any one of claims 1 to 3, wherein the protruding portion is formed thicker than a thickness of the release piece.