JP5242285B2 - CONNECTION TOOL, CONNECTION MECHANISM USING THE CONNECTION TOOL, AND BAG USING THEM - Google Patents

Description

  The present invention relates to a connecting device including a clamp portion for fixing a rod-shaped body, a connecting mechanism using the same, and a bag including the same.

  A buckle is used as a connecting member for a belt-like body (belt, tape, etc.) constituting at least a part of a shoulder belt, a side compression, a chest strap, etc. in a rucksack or the like (see Patent Document 1).

This type of buckle can be used to adjust the effective length of the band-like body by providing a wrapping portion, etc., and functions to improve the adhesion to the user and prevent the movement and displacement of the contents. The target is not limited to the belt-like body, but may be a rod-like body (shaft member, tube member, etc.). As a connecting tool for connecting a rod-shaped body, for example, a tent sheet tensioning tool including a pair of C-shaped clamp portions capable of fixing a pipe such as a tent is known (see Patent Document 2). .
Design Registration No. 1209855 Design Registration No. 1019051

  However, in the conventional technology described in Patent Document 2, if the holding force of the pipe (rod-like body) in the clamp portion is increased due to its structure, the insertion force of the pipe into the holding opening of the clamp portion increases (that is, the pipe There was a problem that workability at the time of mounting was reduced).

  The present invention has been devised in view of such problems of the prior art, and in the clamp portion that elastically holds the rod-shaped body, while maintaining the insertability of the rod-shaped body satisfactorily, the holding force is improved. It is an object of the present invention to provide a coupling tool that can be increased, a coupling mechanism using the coupling tool, and a bag including the coupling mechanism.

  A first invention made to solve the above-mentioned problems is a connecting device including at least one clamp portion (2) that elastically holds the rod-like body (R) inserted from the open end (4a). The clamp portion has a substantially C-shaped cross section and has an easily deformable portion (6, 41) that is easily elastically deformed on one side in the holding axis direction.

  A second invention made to solve the above-mentioned problems is a second invention in which one side of the holding shaft direction is arranged opposite to each other and arranged in parallel through a gap (22) into which the rod-like body can be inserted. 1 and a second clamp portion, and the first and second clamp portions are open end portions on one side and the other side in the axial direction of the rod-shaped body in a state where the rod-shaped body is inserted into the gap, respectively. It can be set as the structure provided.

  In a third aspect of the invention made to solve the above-described problem, a gap (22) into which the rod-like body can be inserted is disposed between the clamp portion and the clamp portion on one side in the holding axis direction. The clamp portion further includes an opening piece provided on one side in the axial direction of the rod-shaped body in a state where the rod-shaped body is inserted into the gap. The contact piece is an insertion force for inserting the rod-shaped body from the opening end when the rod-shaped body is rotated toward the opening end of the clamp portion around the gap after the rod-shaped body is inserted into the gap. It can be set as the structure contact | abutted to the said rod-shaped body in order to produce.

  As a fourth invention made to solve the above-mentioned problems, the easily deformable portion can be formed by providing a notch portion (41) on one side in the holding shaft direction.

  According to a fifth aspect of the present invention made to solve the above-mentioned problem, the easily deformable portion can be formed by providing a thin portion (6) on one side in the holding shaft direction.

  As a sixth invention made to solve the above problems, an inclined surface (38) for guiding insertion of the rod-shaped body may be formed at the opening end.

  As 7th invention made | formed in order to solve the said subject, it can be set as the structure further provided with the strip | belt-shaped body attachment part (3) which can attach a strip | belt-shaped body (B).

  As an eighth invention made to solve the above-mentioned problems, there is a connection structure between the mounting member (51a) and the mounted member (52), and one of the mounting member and the mounted member is a rod-shaped body ( R), the other includes the connector (1) according to any one of the first to fifth inventions, and a plurality of at least one of the rod-shaped body and the connector is provided.

  As a ninth aspect of the invention made to solve the above-mentioned problems, there is a connecting structure of an attachment member (51a) and a member to be attached (52), wherein the attachment member and the member to be attached are a rod-like body (R). At least one, and the attachment member and the attached member are connected by connection means (55, 62, 72) provided with a plurality of connection devices (1) according to any one of the first to fifth inventions. It can be set as the structure made.

  A tenth aspect of the invention made to solve the above-mentioned problems is a bag provided with the connector according to any one of the first to seventh inventions or the connection structure according to the eighth or ninth invention.

  According to the first aspect, in the clamp portion that elastically holds the rod-shaped body, it is possible to increase the holding force while maintaining good insertion of the rod-shaped body on one side in the holding axis direction. In particular, this is effective for a configuration in which the rod-shaped body is rotated and inserted into the opening from one side in the holding axis direction. According to the said 2nd invention, the structure which rotates a rod-shaped body and inserts into an opening from the holding-axis direction one side is easily realizable. According to the third aspect, even when only one clamp portion is provided, it is possible to easily realize a configuration in which the rod-shaped body is rotated and inserted into the opening from one side in the holding axis direction. According to the fourth aspect, the easily deformable portion of the clamp portion can be realized with a simple configuration. According to the fifth aspect, the easily deformable portion of the clamp portion can be realized with a simple configuration. According to the sixth aspect, it is possible to further improve the insertability of the rod-shaped body by the guide of the inclined surface. According to the seventh aspect, the band-shaped body and the rod-shaped body can be easily connected, and the convenience of the connector can be improved. According to the eighth aspect of the invention, the connection position between the attachment member and the attached member can be easily adjusted by appropriately changing the engagement partner (rod-like body or connection tool) of the connection tool or the rod-like body from among a plurality. Can be done. According to the ninth aspect, the connection position of the attachment member and the attachment member can be easily adjusted by appropriately changing the engagement partner (rod-like body) of the connection tool from among a plurality. According to the tenth aspect of the present invention, it is possible to easily adjust the length and position by using a connecting tool or a connecting structure for the shoulder belt or the like, and the performance can be greatly improved.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. In the following, unless otherwise specified, the terms “up”, “down”, “left”, and “right” indicating directions are defined based on the state shown in FIG. “Back” corresponds to the front side and back direction of FIG.

  1 to 4 are a perspective view, a front view, a side view, and a plan view, respectively, of a buckle that is a connector according to the first embodiment of the present invention, and FIG. 5 is a sectional view taken along line VV in FIG. .

  The buckle 1 is used to connect a rod-like body such as a shaft member or a tube member and a belt-like body such as a belt or a tape, and a pair of left and right clamp portions 2 to which the rod-like body can be attached and a belt-like body are attached. A possible band-shaped body attaching portion 3 is integrally formed of a synthetic resin material.

  Each of the clamp portions 2 has a substantially C-shaped cross section (see FIG. 5), and has a holding opening 4 that elastically holds the rod-shaped body inserted from the opening end 4a. The clamp part 2 is arranged so that the opening ends 4a are opposite to each other in the front-rear direction, whereby the holding opening 4 having an arcuate portion overlaps in the holding axis direction shown in FIG. A substantially cylindrical holding portion having a diameter corresponding to the outer diameter is formed. Moreover, the clamp part 2 has the thin part 6 by which the one side (here inside of the upper wall of each clamp part 2) of the holding-axis direction was thinned easily elastically.

  The belt-like body mounting portion 3 has an opening 11 defined by the lower wall of the clamp portion 2, the left and right walls 5, and the tongue-like portion 7. As shown in FIG. 5, the belt-like body B is wound around the cross bar 12 provided so as to cross the opening 11 from side to side. At this time, the band-like body B is pressed against the rear end edge 7a of the tongue-like portion 7 in a state in which the fixed end side B1 is pulled downward and the inner free end side B2 is bent, Thereby, it is firmly fixed by the frictional force between the tongue-like portion 7 and the cross bar 12. Moreover, the strip | belt-shaped body B can adjust the length (effective length of the strip | belt-shaped body B) of the fixed end side B1 by adjusting the drawing length of the free end side B2 from the opening 11. FIG.

  FIG. 6 is a diagram showing a series of operations for attaching the rod-shaped body to the buckle 1. Here, the case where the rod-shaped body R is configured as a part of the metal square ring 21 is shown. 6 shows the buckle 1 as viewed from the back side of FIG.

  First, as shown in FIG. 6 (A), the user of the buckle 1 inserts the intermediate portion of the rod-shaped body R having the axis substantially in the front-rear direction into the groove 22 between the left and right clamp portions 2 and inserts the groove 22 into the groove 22. As a center, the rod-shaped body R is rotated in a predetermined direction (arrow direction) toward the holding opening 4 of each clamp portion 2. At this time, each clamp part abuts on the rotating rod-like body, thereby generating an insertion force for inserting the rod-like body from the opening end 4a with respect to the counterpart clamp portion 2. Thereby, the rod-shaped body R is inserted into the holding opening 4 from the thin-walled portion 6 side that is easily elastically deformed, and is held in the holding opening 4 as shown in FIG. A band-like body different from that shown in FIG. 5 can be wound around the square ring 21 side.

  As described above, since the easily deformable portion (thin wall portion 6) that is easily elastically deformed is provided on one side in the holding axis direction of the clamp portion 2, and the rod-shaped body R is inserted from the easily deformable portion side, the holding opening 4 The insertion property of the rod-shaped body R with respect to can be maintained well. Further, after the rod-like body R is inserted into the holding opening 4, it is held not only by the thin part 6 but also by a part (thick part) of the left and right walls 5 of the buckle, so that the holding force can be increased. In addition, by providing the belt-like body attaching portion 3 below the clamp portion 2, application to a shoulder belt, a side compression, a chest strap, etc. in a rucksack or the like is facilitated, and the convenience of the buckle is increased.

  FIG. 7 is a perspective view showing another configuration example of the rod-shaped body attached to the buckle, and FIG. 8 is a cross-sectional view of the buckle and the rod-shaped body shown in FIG. Here, the case where the rod-shaped body R is configured as a part of the resin part 31 is shown.

  The resin part 31 has a rod-shaped body R whose both ends are connected to the inner surfaces of a pair of left and right wall portions 32. The rod-shaped body R is provided with a long hole 33 that opens on the outer peripheral surface and extends in the axial direction, and is similar to the rectangular ring 21 shown in FIG. 6 with respect to the holding opening 4 of the buckle 1. Attached. The resin part 31 is provided with an opening 34 through which a belt-like body can be inserted. An endless belt-like body C is formed on a winding portion 35 constituting a part of the periphery of the opening 34 as shown in FIG. It is possible to wrap.

  9 and 10 are diagrams showing modifications of the clamp portion. Here, for convenience, only one clamp portion 2 is shown in an independent form, but it can be configured as a part of the buckle 1 shown in FIGS. 1 to 7. 9 and 10 corresponds to the right-side clamp portion shown in FIG. 1, but the left-side clamp portion can have the same configuration.

  As shown in FIG. 9 (A), the thin-walled portion 6 of the clamp portion 2 is formed not only on the upper wall as described above, but also on substantially the entire circumference around the holding opening 34, or as shown in FIG. 9 (B). Or can be formed in an intermediate portion around the holding opening 34. Further, by forming the inclined surface 38 that guides the insertion of the rod-like body so as to widen the opening end 4a, it becomes possible to further improve the insertability of the rod-like body. Furthermore, as shown in FIG. 10, instead of the thin portion 6, a notch portion 41 in which a wall on one side in the holding axis direction of the clamp portion 2 is notched may be formed. The thickness and range of the thin portion 6 and the shape and position of the notch portion 41 can be determined in consideration of the section modulus and elastic modulus of the clamp portion 2.

  FIG. 11 is a perspective view showing a first rucksack which is an example of a bag provided with a connecting mechanism using a buckle according to the present invention, and FIG. 12 is a schematic view showing a method for adjusting the position of a shoulder belt of the rucksack. is there.

  As shown in FIG. 11, the rucksack 51 includes a pair of left and right shoulder belts (attached members) 52 whose upper and lower ends are sewn on the back surface (attachment member) 51a. A pair of left and right resin ladder members 53 and 54 are attached to the upper portion of the back surface 51a of the rucksack and the intermediate portion on the outer surface side of the shoulder belt 52, respectively. Each crosspiece in the ladder-like members 53 and 54 forms a rod-like body R to which the above-described buckle 1 can be connected. Thereby, the ladder-like member 53 and the ladder-like member 54 can be connected by the top strap 55 provided with the buckle 1 at both ends of the belt.

  In such a coupling mechanism, the effective length and the support form of the shoulder belt 52 can be changed by changing the attachment target (rod-like body R) of the buckle 1 of the top strap 55. For example, as shown in FIG. 12, when the upper part of the rucksack 51 is packed with a relatively heavy container L, the upper part of the rucksack is pulled backwards, so that the user has a feeling of being pulled backwards. May cause a feeling of fatigue. Therefore, the attachment position of the top strap 55 with respect to the rucksack 51 and the shoulder belt 52 is adjusted according to the amount and arrangement of the items to be accommodated and the body shape (shoulder width etc.) of the user (that is, the rod-shaped body R at an appropriate position is appropriately adjusted Selection). In this case, as shown by a two-dot chain line in FIG. 12, the angle θ of the top strap 55 with respect to the back surface 51a of the rucksack 51 may be changed to an optimum value (for example, 45 degrees). Thereby, the performance of the shoulder belt 52 can be significantly improved.

  A configuration in which the ladder-like member 53 of the shoulder belt 52 is omitted and the lower end side of the top strap 55 is sewn to the shoulder belt 52 is also possible. Further, the buckles 1 are attached in place of the respective rod-like bodies R in the ladder-like members 53 and 54, while the rod-like bodies (for example, the square ring 21 shown in FIG. 6) are attached in place of the buckles 1 at both ends of the top strap 55. Other configurations are possible.

  FIG. 13 is a perspective view showing a second rucksack which is an example of a bag provided with a coupling mechanism using a buckle according to the present invention. A pair of resin loop members 61 that are paired on the left and right sides are provided on the inner edge of both shoulder belts 52 so as to be connected in the height direction. Each loop member 61 forms a rod-like body R to which the above-described buckle 1 can be connected. Thereby, the pair of left and right loop members 61 can be connected by the chest strap 62 provided with the buckle 1 at both ends of the belt. The user can change the attachment position of the chest strap 62 (in this case, change the height) and adjust the length according to the amount and arrangement of the luggage and the body shape of the user.

  FIG. 14 is a perspective view showing a third rucksack which is an example of a bag provided with a coupling mechanism using a buckle according to the present invention. In the rucksack 51, a plurality of pairs of resin-made lattice members 71 that are paired before and after the side surface 51b are arranged at predetermined intervals in the height direction. The peripheral edges of these lattice members 71 form a rod-like body R that can connect the above-described buckle 1. Accordingly, the pair of front and rear lattice members 71 can be connected by the side compression 72 provided with the buckle 1 at both ends of the belt. The user can change the attachment position of the side compression 72 (in this case, change the height) and adjust the length according to the amount and arrangement of the luggage and the body shape of the user.

  FIG. 15 is a perspective view of a buckle that is a connector according to the second embodiment of the present invention. Matters not specifically mentioned below are the same as those in the first embodiment.

  In the buckle 1 according to the second embodiment, a contact piece 81 is provided instead of the one (left side) clamp portion 2 in the first embodiment. The abutting piece 81 has a substantially flat plate shape from which the upper wall of the left clamp portion 2 shown in the first embodiment is removed, and the left clamp portion of the first embodiment except that it does not have a clamp function. Works the same way.

  That is, the contact piece 81 has a groove (gap) 22 into which a rod-like body can be inserted between the abutting piece 81 and the clamp portion 2 on one side in the holding axis direction of the clamp portion 2 (the side where the thin portion 6 is provided). It is provided to distribute. Similarly to the case of FIG. 6, when the rod-shaped body is inserted into the groove 22 and then rotated toward the opening end 4 a of the clamp portion 2 around the groove 22, the contact piece 81 is The abutting portion 81a abuts on the rod-shaped body, thereby generating an insertion force for inserting the rod-shaped body from the opening end 4a. Thereby, for example, even when only one clamp portion is provided, it is easy to insert the rod-shaped body into the holding opening while rotating the same as in the above case.

  Although the present invention has been described in detail based on specific embodiments, these embodiments are merely examples, and the present invention is not limited to these embodiments. For example, the quantity, shape, and position of the clamp part can be changed as appropriate. Moreover, the structure which provides the clamp part similar to the above instead of the strip | belt-shaped body attachment part of a buckle, and connects rod-shaped bodies is also possible. Further, the bag to which the present invention can be applied is not limited to a rucksack, and may be any bag-like tool that is used for carrying an article and has a belt or the like that is detachably provided via a connector. .

The perspective view of the buckle which concerns on 1st Embodiment of this invention. The front view of the buckle which concerns on 1st Embodiment of this invention. Side view of the buckle according to the first embodiment of the present invention. The top view of the buckle which concerns on 1st Embodiment of this invention. V-V sectional view in FIG. The figure which shows a series of operation | movement which attaches a rod-shaped body to a buckle The perspective view which shows the other structural example of the rod-shaped body attached to the buckle. Sectional view of the buckle and rod shown in FIG. The figure which shows the modification of a clamp part The figure which shows another modification of a clamp part The perspective view which shows the 1st rucksack provided with the connection mechanism using the buckle which concerns on 1st Embodiment of this invention. Schematic showing how to adjust the position of the shoulder belt of the rucksack The perspective view which shows the 2nd rucksack provided with the connection mechanism using the buckle which concerns on 1st Embodiment of this invention. The perspective view which shows the 3rd rucksack provided with the connection mechanism using the buckle which concerns on 1st Embodiment of this invention. The perspective view of the buckle which concerns on 2nd Embodiment of this invention.

Explanation of symbols

1 Buckle (connector)
2 Clamp part 4 Holding opening 4a Open end 6 Thin part (easy deformation part)
DESCRIPTION OF SYMBOLS 11 Opening 12 Cross bar 21 Square ring 22 Groove 31 Resin part 34 Opening 35 Winding part 38 Inclined surface 41 Notch part (easy deformation part)
51 rucksack (bag)
51a Back (mounting member)
52 Shoulder belt (attached member)
53, 54 Ladder-like member 55 Top strap (connection means)
62 Chest strap (connecting means)
72 Side compression (connecting means)
81 Contact pieces B, C Strip R R Rod

Claims (10)

A connecting tool including at least one clamp portion that elastically holds a rod-like body inserted from an open end,
The said clamp part has a substantially C-shaped cross section, and has an easily deformable part which is easy to elastically deform in the one side of the holding-axis direction, The coupling tool characterized by the above-mentioned. Further provided on one side of the clamp portion in the holding axis direction is a contact piece provided to arrange a gap into which the rod-shaped body can be inserted between the clamp portion and the clamp portion,
The clamp portion is provided with the opening end on one side in the axial direction of the rod-shaped body in a state where the rod-shaped body is inserted into the gap,
The contact piece inserts the rod-like body from the opening end when the rod-like body is rotated toward the opening end of the clamp portion around the gap after the rod-like body is inserted into the gap. The connector according to claim 1, wherein the connector abuts on the rod-like body to generate an insertion force. The first and second clamp portions are arranged side by side through a gap into which the rod-like body can be inserted, and arranged on one side of the holding shaft direction.
The first and second clamp portions are characterized in that the opening ends are provided on one side and the other side in the axial direction of the rod-shaped body in a state where the rod-shaped body is inserted into the gap, The connector according to claim 1.   The said easily deformable part was formed by providing a notch part in the one side of the said holding shaft direction, The coupling tool in any one of Claims 1-3 characterized by the above-mentioned.   The said easily deformable part was formed by providing a thin part in the one side of the said holding | maintenance axis direction, The coupling tool in any one of Claims 1-3 characterized by the above-mentioned.   The connecting tool according to claim 1, wherein an inclined surface that guides insertion of the rod-shaped body is formed at the opening end.   The coupling tool according to any one of claims 1 to 6, further comprising a belt-shaped body mounting portion to which the belt-shaped body can be mounted. It is a connection structure between a mounting member and a mounted member,
One of the mounting member and the mounted member includes a rod-like body, and the other includes the connector according to any one of claims 1 to 7,
A connection structure comprising a plurality of at least one of the rod-like body and the connection tool. It is a connection structure between a mounting member and a mounted member,
The mounting member and the mounted member include at least one rod-shaped body,
The connection structure characterized by the said attachment member and the said to-be-attached member being connected by the connection means provided with two or more connection tools in any one of Claims 1-7.   A bag comprising the connector according to any one of claims 1 to 7, or the connection structure according to claim 8 or 9.

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