JPH073320U - buckle - Google Patents

Abstract

(57) [Abstract] [Purpose] To provide a buckle in which a male member and a female member are securely engaged with each other, which has good operability and high strength. [Structure] A male member 10 attached to one of the members connected to each other and a female member 20 attached to the other member. The male member 10 includes an insert piece 14 to be inserted into the female member 20, a locking portion 16 provided on the insert piece 14,
A support piece 17 that protrudes in the same direction as the insertion piece 14 and a receiving portion 18 that is provided at the tip of the support piece 17 and that abuts and supports the insertion piece 14 when the insertion piece 14 bends are provided. Has been. The female member 20 has a housing portion 24 against which the support piece 17 abuts when the insertion piece 14 is inserted, and the male member 10.
And a locked portion 26 with which the locking portion 16 is engaged.

Description

[Detailed description of the device]

The present invention relates to a buckle which is a hooking tool used for a belt, a bag band and the like.

[0002]

[Prior art]

 Conventionally, buckles provided at both ends of a belt are made up of a male member and a female member as disclosed in Japanese Utility Model Publication No. 54-14317, and a main insertion piece and an auxiliary insertion piece are provided from a base of the male member. And a step for engaging is provided at the tip of the main insertion piece, a cylindrical receiving body is formed on the female member, and the main insertion piece and the auxiliary insertion piece of the male member are inserted into this receiving body. There is one that connects the male member and the female member by engaging the step portion with the outlet portion of the receptacle. In this buckle, the auxiliary insert piece inserted into and abutting on the socket body positions the male member with respect to the female member, enabling elastic engagement between the step portion of the main insert piece and the outlet portion of the socket body. Is what you are doing.

Further, as disclosed in Japanese Unexamined Patent Publication No. 61-160618, an insertion piece integrally provided on a male member and below the central opening of the insertion piece in parallel with the insertion piece. A buckle having a protruding piece is also proposed. This buckle also inserts the male member's insert piece and the protruding piece into the female member's insertion opening, and the protruding piece and the insert piece are positioned at predetermined positions within the female member's insertion opening. Is elastically engaged with the outlet portion of the insertion port to connect the male member and the female member.

[0004]

[Problems to be solved by the device]

 In the case of the above-mentioned conventional technique, when the insertion piece having the engaging step portion is inserted into the female member, the step portion can be inserted into the female member by elastically bending the insertion piece. It is deformed and inserted. Therefore, this insert piece needs to be elastically bent by a predetermined amount, and moreover, it must be supported in a cantilevered state, and there is the problem that it will break if a force is applied in the bending direction carelessly. It was On the other hand, in order to deal with this, if the strength is increased, the rigidity is increased and the amount of bending is reduced, it is difficult to attach / detach the male member and the female member, and the step of the engaging step portion must be reduced. However, there is a contradictory problem that secure engagement cannot be obtained.

The present invention has been made in view of the above conventional technique, and provides a buckle in which a male member and a female member are securely engaged with each other and which has good operability at the time of attachment / detachment and high strength. It is intended.

[0006]

[Means for Solving the Problems]

 This invention comprises a male member attached to one of the members connected to each other such as a belt and a female member attached to the other member, and forming an insert piece to be inserted into the female member in the male member, The male member is further provided with a support piece protruding in the same direction as the insertion piece, and the tip of the support piece is contacted with the insertion piece when the insertion piece is bent to attach the insertion piece. A receiving portion for supporting is provided, and the female member is formed with a storage portion into which the insertion piece is inserted and the support piece abuts, and a locked portion to which a locking portion of the insertion piece of the male member engages. It is a buckle.

Also, the present invention comprises a male member attached to one of the members connected to each other such as a belt and a female member attached to the other member, and the male member has an insert piece inserted into the female member. The insertion piece is provided with a locking portion, and a supporting piece having a cantilever structure protruding toward the base of the male member on the side opposite to the locking portion is provided on the insertion piece. In the buckle, there is formed a storage portion into which the insertion piece is inserted and the support piece abuts, and a locked portion with which the locking portion of the insertion piece of the male member engages.

[0008]

[Action]

 The buckle of this invention is relatively easy to bend when the male member insert piece is inserted into the female member accommodating portion, and is easily inserted into the female member accommodating portion, and the insert piece is deformed more than necessary. In this case, the insertion piece is supported by the receiving portion of the support piece and is less likely to be further deformed, so that the deformation beyond the elastic limit is prevented. Further, the support piece serves as a guide when inserting the male member, and holds the insert piece at a predetermined position in a state where the locking portion and the locked portion are engaged with each other. In addition, by providing the insert piece with the support piece, the insert piece is directly supported by the support piece, so that the insert piece has high strength and elastic deformation of the support piece is easily possible.

[0009]

【Example】

 An embodiment of the present invention will be described below with reference to the drawings. 1 to 4 show a first embodiment of the present invention. A buckle of this embodiment is a resin male member 10 attached to one end of a belt (not shown), the other end of the belt and the other end of the belt (not shown). A female member 20 made of resin, which is attached to a mounting piece of a bag or the like and into which the male member 10 is inserted and engaged. The male member 10 is formed with an insertion piece 14 protruding from the base portion 12. At the tip of the insertion piece 14, there is provided a locking portion 16 composed of a step portion slightly inclined rearward from the direction perpendicular to the protruding direction. The locking portion 16 is formed such that the locking surface 16a is concavely curved. Further, a pair of support pieces 17 formed in the protruding direction of the insertion piece 14 from the base portion 12 of the male member 10 is provided on the opposite side of the locking portion 16 of the insertion piece 14 from the bulging direction. Further, a receiving portion 18 is formed extending from the tip portion of the supporting piece 17 toward the insertion piece 14 side, and the tip end position of the receiving portion 18 is at a predetermined position within an elastic limit when the insertion piece 14 is bent. It is set to the place. The support piece 17 and the receiving portion 18 are formed integrally with the male member 10 such as the insertion piece 14 and are elastically deformable by a predetermined amount. Further, the base portion 12 is formed with an insertion portion 19 for inserting one end portion of a belt or the like.

A storage portion 24 having an opening 24 a into which the male member insertion piece 14 is inserted is formed in the female member 20, and the locking portion of the male member 10 is provided at the insertion direction outlet of the storage portion 24. A locked portion 26 that engages with 16 is formed. The locked portion 26 is formed in a curved shape that matches the shape of the locking surface 16 a of the locking portion 16. Further, the female member 20 is formed with an opening 21 that is exposed to the outside when the locking portion 16 is engaged, and the side surface opposite to the opening 21 is also an opening 22. The opening 22 may be provided as needed. Further, a holding portion 27 for holding the male member is formed at the opening 24a of the storage portion 24 so that the supporting piece 17 of the male member 10 abuts. Further, an insertion portion 29 such as a belt is formed at the end opposite to the opening 24a.

Next, the operation of the buckle of this embodiment will be described below. First, in order to mount the male member 10 on the female member 20, as shown in the drawing, the insertion piece 14 and the support piece 17 are inserted into the opening 24a of the housing portion 24. At this time, as shown in FIG. 4, the locking portion 16 is elastically deformed in the storage portion 24, is inserted while bending downward once, and becomes engageable with the locked portion 26, The flexure returns and the locking portion 16 and the locked portion 26 elastically engage with each other. The bending of the insertion piece 14 at the time of insertion is such that when the bending exceeds a predetermined value, the insertion piece 14 contacts the receiving portion 18 of the support piece 17, and the receiving portion 18 supports the insertion piece 14. The insertion piece 14 is prevented from bending more than necessary. Further, in the state where the locking portion 16 and the locked portion 26 are engaged with each other, the pair of support pieces 17 contact the holding portion 27 of the storage portion 24 to support the insertion piece 14 at the engagement position, It is held in the storage portion 24 so as not to rattle.

According to the buckle of this embodiment, the insertion piece 14 of the male member 10 is elastically and easily bent, easy to operate, and the engagement between the locking portion 16 and the locked portion 26 is ensured. In addition, the bending force of a predetermined amount or more is supported by the receiving portion 18 of the supporting piece 17, and the insertion piece 14 can be prevented from being damaged without being bent by a certain amount or more.

Next, a second embodiment of the present invention will be described with reference to FIG. Here, the same members as those in the above-described embodiment are designated by the same reference numerals and the description thereof will be omitted. The buckle of this embodiment is formed such that the receiving portion 18 of the male member 10 to which the belt 30 is attached is in contact with the back surface of the insertion piece 14. The contact portion 18a may be formed integrally with the insertion piece 14, or the contact portion 18a may be separated from the insertion piece 14.

In the buckle of this embodiment, since the receiving portion 18 of the support piece 17 is in contact with the insertion piece 14, it is suitable for a buckle that supports the insertion piece 14 more reliably and requires a large engaging force. Is.

Next, a third embodiment of the present invention will be described with reference to FIGS. Here, the same members as those in the above-described embodiment are designated by the same reference numerals and the description thereof will be omitted. In the buckle of this embodiment, one side of the insertion piece 14 of the male member 10 elastically abuts a storage portion of a female member (not shown) so that the locking portion 16 of the insertion piece 14 and the female member are covered. An elastic piece 32 is formed that urges the engaging portion in the engagement direction. Further, a support piece 17 and a receiving portion 18 at the tip thereof are formed on the opposite side of the elastic piece 32 with the insertion piece 14 interposed therebetween.

According to the buckle of this embodiment, when the insertion piece 14 of the male member 10 is inserted into the accommodating portion 24 of the female member 20, the male member 10 is held more reliably at the insertion position and the locking portion is provided. The engagement between 16 and the locked portion 26 is more reliable.

Next, a fourth embodiment of the present invention will be described with reference to FIGS. 8 and 9. Here, the same members as those in the above-described embodiment are designated by the same reference numerals and the description thereof will be omitted. In the buckle of this embodiment, a pair of supporting pieces 17 of the buckle of the first embodiment and a receiving portion 18 at its front end are connected to each other and integrally formed into a tongue shape. As a result, the strength of the support piece 17 and the receiving portion 18 is increased, and it is possible to more reliably prevent the insertion piece 14 from bending by a predetermined deformation amount or more.

Next, a fifth embodiment of the present invention will be described with reference to FIG. Here, the same members as those in the above-described embodiment are designated by the same reference numerals and the description thereof will be omitted. The buckle of this embodiment has a support piece 17 and a receiving portion 18 similar to those in the fourth embodiment, and an opening 40 is formed at the base end portion of the insertion piece 14.

In the buckle of this embodiment, the opening 40 is formed in the insertion piece 14, the insertion piece 14 is more easily bent, and the support piece 17 is formed in the shape of a tongue and has high strength. The bending more than a predetermined amount is more reliably prevented.

Next, a sixth embodiment of the present invention will be described with reference to FIGS. 11 to 13. Here, the same members as those in the above-described embodiment are designated by the same reference numerals and the description thereof will be omitted. In the buckle of this embodiment, a pair of support pieces 37 are provided on the insertion piece 14, and the buckle is located on the side opposite to the locking portion 16 of the insertion piece 14 and cantilevered toward the base 12 of the male member 10. The structure is provided with a projecting support piece 37. The support piece 37 is formed in an L-shape, is provided on each side of the insertion piece 14, and its tip end faces the wall surface of the base 12 in close proximity to each other. Further, the locking portion 16 is formed such that the locking surface 16a thereof is inclined in a plane shape by a predetermined angle, and the locked portion 26 is also formed in a planar shape in accordance with this, and is formed in a surface inclined by a predetermined angle. There is.

The buckle of this embodiment is also attached / detached by the same operation as that of the above-mentioned embodiment. At the time of attachment / detachment, the support piece 37 protruding from the insertion piece 14 comes into contact with the inner wall surface of the storage portion 24 and elastically deforms. Is inserted. Then, when the locking portion 16 of the insertion piece 14 and the locked portion 26 of the female member 29 are engaged, the deformation of the insertion piece 14 and the support piece 37 returns, and the support piece 37 is slightly elastically accommodated. The male member 10 and the female member 20 are securely connected to each other by contacting the inner wall surface of 24 without rattling.

The buckle of the present invention is not limited to the above embodiment, but the shape of the insert piece, the locking portion, and the locked portion can be set as appropriate, and the shape of the support piece and the receiving portion The position can also be set appropriately. Further, the bending position where the insertion piece abuts on the receiving portion can be appropriately set, and since the receiving portion abuts on the insertion piece from the beginning as in the second embodiment, the receiving portion immediately before the elastic limit is reached. It is possible to appropriately set up to the one in which the insertion piece abuts, according to the application. In addition to the tubular shape into which the insertion piece is inserted, the storage part may have a shape such that it has a locked portion with which the locking portion engages, and a portion with which the support piece abuts and is positioned. Good.

[0023]

[Effect of device]

 The buckle of the present invention has the support piece and the receiving portion that receive the bending of the insertion piece of the male member, so that the insertion piece is easily bent and the male member is inserted into the female member. In addition, the support piece and the receiving part support the insert piece against a force above a predetermined level, and reliably prevent damage and inadvertent bending of the insert piece. is there.

Further, in the buckle of the present invention, since the supporting piece having the cantilever structure is formed on the inserting piece, the supporting piece is relatively easily elastically deformed at the time of insertion, and the inserting operation is easily performed. The insertion piece is surely supported in the storage portion of the female member. Furthermore, since the support piece projects from the insert piece, the insert piece can be reliably supported, and the strength and durability of the insert piece can be further enhanced.

[Brief description of drawings]

FIG. 1 is a perspective view of a male member of a buckle according to a first embodiment of the present invention.

FIG. 2 is a plan view showing a state in which a male member and a female member of the buckle of this embodiment are separated from each other.

3 is a cross-sectional view taken along the line AA of FIG.

FIG. 4 is a cross-sectional view of a state in which the male member and the female member of the cross-sectional view taken along the line AA of FIG. 2 are connected.

FIG. 5 is a vertical sectional view of a second embodiment of the buckle of the present invention.

FIG. 6 is a plan view of the male member of the third embodiment of the buckle of the present invention.

FIG. 7 is a front view of a male member of a third embodiment of the present invention.

FIG. 8 is a plan view of a male member of a fourth embodiment of the buckle of the present invention.

9 is a sectional view taken along line BB of FIG.

FIG. 10 is a plan view of the male member of the fifth embodiment of the buckle of the present invention.

FIG. 11 is a plan view of a male member and a female member of a sixth embodiment of the buckle of the present invention.

12 is a cross-sectional view taken along the line CC of FIG.

13 is a cross-sectional view showing a state in which the male member and the female member of the cross-sectional view taken along the line CC of FIG. 11 are connected.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Male member 14 Insertion piece 16 Locking part 17,37 Support piece 18 Receiving part 20 Female member 24 Storage part 26 Locked part

Claims (3)

[Scope of utility model registration request] 1. A male member (10) attached to one of the members to be connected to each other and a female member (20) attached to the other member, wherein the male member (10) includes a female member (20). An insertion piece (14) to be inserted, a locking portion (16) provided on the insertion piece (14), a support piece (17) protruding in the same direction as the insertion piece (14), and this support piece. The insertion piece (14) provided at the tip of (17)
The receiving portion (1) that supports the insertion piece (14) when the bending portion bends.
8) are provided, and the female member (20) includes a housing portion (24) with which the support piece (17) abuts when the insertion piece (14) is inserted, and a male member (10). Locking part (1
A buckle characterized in that a locked portion (26) with which 6) is engaged is formed. 2. The insert piece (14) and the receiving part (1)
8) is provided at a predetermined distance from the insertion piece (1).
4) is bent by a predetermined amount within the elastic limit, the insertion piece (1
4. Buckle according to claim 1, characterized in that 4) abuts on the receiving part (18). 3. A male member (10) attached to one of the members to be connected to each other and a female member (20) attached to the other member, wherein the male member (10) is provided with the female member (20). The insertion piece (14) to be inserted, the locking portion (16) provided on the insertion piece (14), and the base portion (1) of the male member (10) on the side opposite to the locking portion (16).
2) A supporting piece (37) having a cantilever structure protruding from the inserting piece (14) is provided, and the supporting piece (37) is inserted into the female member (20) when the inserting piece (14) is inserted. The storage part (24) with which the (37) abuts, and the male member (1).
A buckle characterized by forming a locked portion (26) with which the locking portion (16) of (0) is engaged.