JP3211784U7 - backpack belt fixture - Google Patents

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mounting tool for a backpack belt attached to a backpack such as a school bag. Regarding.

2. Description of the Related Art Conventionally, in a backpack that a user carries on his or her back, such as a randoseru, the mounting structure of the backpack belt is composed of an annular member provided on the upper part of the backpack and one side of the member attached to the backpack belt. Some were provided with members.

For example, Patent Literature 1 discloses a mounting ring attached to a backpack belt while facing upward, and a mounting ring attached to the upper part of a pair of connecting bodies provided on the upper part of the backrest portion fixed to the main body of the bag. and a synthetic resin plate adapted to be attached to a bent portion protruding from the upper side.

Utility Model Registration No. 3206455

However, in the attachment device described in Prior Patent Document 1, when the user hangs or pulls the shoulder belt, the force applied to the shoulder belt causes the mounting ring fixed to the connecting body or the synthetic resin to break. There is a problem that the plate may be deformed or damaged due to long-term use due to the load applied to the plate.

Similarly, there is a problem that the connecting body to which the mounting ring is fixed is subjected to a load due to the force applied to the shoulder belt, and may be deformed or damaged due to long-term use.

Therefore, in the present invention, when the user hangs or pulls the shoulder belt, the connecting body provided on the upper part of the backrest portion and the connecting body are fixed by the force applied to the shoulder belt. To provide a backpack belt fixture capable of relieving stress applied to a mounting ring and a member corresponding to a synthetic resin plate so that they are not deformed or damaged.

[1] That is, the present invention consists of a fixture body (2) provided on the upper part of a backrest (T) fixed to a bag body (R), and a a pair of connectors (3);
A mounting ring (4) provided on the upper part of the connecting body (3), and a mounting member (4) rotatably provided on the upper side (41) of the mounting ring (4) and attached to the shoulder belt (B). 5) , wherein the mounting member (5) can be fitted with the front and back plate bodies (511, 512), and the inner surface of at least one of the front and back plate bodies (511, 512) or the other is provided with linearly extending curved loose fitting recesses (511a, 512a) into which the substantially cylindrical upper side part (41) is loosely fitted. 512), except for the part that clamps the upper side part (41), the external shape is smaller .

[2] And the mounting member (5) is, saidFront and back plates (511, 512)The convex body (511b) for fitting which is provided on the inner surface of the and protrudes on the tip end side is engaged with the concave body (512b) for fitting which penetrates the front and back plate bodies (511, 512).It is assumed that it can be fitted freely, SaidInclined surface of the back plate (512) whose thickness becomes thinner toward the tip sideThe backpack belt fixture (1) according to the above [1], characterized in that is provided.

[3] The mounting member (5) is characterized in that a hinge (513) is provided between a part or all of either the upper side or the lower side of the front and back plates (511, 512). A backpack belt fixture (1) according to the above [1] or [2].

[4] And, a backpack belt attachment (1) according to any one of [1] to [3], wherein the attachment member (5) is made of a synthetic resin.

[5] The above [4], wherein the front and back plates (511, 512) of the mounting member (5) are provided with rivet holes (514) penetrating the mounting member (5). ].

According to the backpack belt fixture of the present invention, when the user hangs or pulls the backpack belt over his or her shoulders, the force applied to the backpack belt causes the connecting body provided on the upper part of the back support part, and the connecting body. In order to prevent deformation and breakage of the mounting ring fixed to the mounting ring and the member corresponding to the synthetic resin plate, the stress applied to them can be relaxed.

1 is a front view of a state in which a backpack belt fixture according to an embodiment of the present invention is attached to a backrest portion of a bag body; FIG. 1 is a front view of a backpack belt attachment according to one embodiment of the present invention; FIG. 1 is an exploded perspective view of a backpack belt attachment according to one embodiment of the present invention; FIG. 1 is a plan view of a backpack belt attachment according to one embodiment of the present invention; FIG. FIG. 4 is a perspective view from the front side showing a state after fastening of the attachment member of the attachment for the shoulder belt in one embodiment of the present invention; FIG. 4 is a perspective view from the rear side showing a state after fastening of the attachment member of the attachment for the shoulder belt in one embodiment of the present invention; FIG. 2 is a perspective view from the front side showing a state before attachment of an attachment member of a shoulder belt attachment in one embodiment of the present invention;

An embodiment of a backpack belt fixture 1 according to the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that the embodiments described below are preferred specific examples for carrying out the present invention, and therefore various technical limitations are made, but the present invention is limited to particular ideas in the following description. It is not intended to be limited to this form unless explicitly stated.

In the present application, the vertical direction corresponds to the vertical direction in FIGS. 1 and 2 .

1 to 7 show an embodiment of a backpack belt attachment 1 according to the present invention, and are a front view of the backpack attached to the bag body R, a front view of the backpack belt attachment, an exploded perspective view, and a plan view. , and are perspective views of the mounting member before and after fastening.

As shown in FIG. 1, the backpack belt fixture 1 of the present invention is fixed to the central portion of the upper portion of the backrest portion T of a bag body R such as a school bag. , a fixture body 2 consisting of an upper cover plate 22 for blocking a space 21a of the base 21; A mounting ring 4 provided on the upper portion of the connecting body 3 and a mounting member 5 rotatably provided on an upper side portion 41 of the mounting ring 4 are provided. The upper portion of the backrest portion T means the uppermost end of the backrest portion T or a position slightly lower than the uppermost end.

The fixture main body 2 is a member provided above the back support portion T fixed to the bag main body R in the backpack belt fixture 1 . Specifically, the fixture main body 2 has a base 21 attached to the backrest T, and an upper cover plate 22 that covers the space 21a of the base 21 and sandwiches the connector 3 therebetween.

The connecting body 3 is a member sandwiched between the fixture main bodies 2, and is made of a synthetic resin molded body in this embodiment. A mounting ring 4 for mounting a shoulder belt B is mounted on the upper portion of the connecting body 3 so as to face upward from the main body R of the bag. The couplers 3 are provided as a pair having mirror image shapes and are independently swingable on the fixture main body 2 . Specifically, the lower part of each connecting body 3 is housed in the space 21a of the base 21, and the shaft hole 31 provided at the lower end of each connecting body 3 is pivotally supported by the support shaft 21b provided in the base 21. there is Further, a substantially V-shaped spring 6 that presses the outer surface of each connecting body 3 inward is provided in the space 21a of the base 21 to urge the connecting bodies 3 inward. By being held between the base portion 21 and the upper cover plate 22 that constitute the fixture main body 2, the connecting body 3 can swing independently to the left and right, and the user can carry the belt B on his/her back. and shoulder position can be adjusted. In the present embodiment, the connecting body 3 is configured to swing left and right. can also

The mounting ring 4 is a member provided on the upper portion of the connecting body 3. In this embodiment, the mounting ring 4 is made of a metal wire and is formed into a substantially triangular shape by bending the metal wire. Belt B is attached. An upper side portion 41 of the mounting ring 4 is substantially cylindrical, and the mounting member 5 is attached to the upper side portion 41, so that the mounting ring 4 and the mounting member 5 are rotatable. Since the mounting ring 4 is provided on the upper part of the connecting body 3, it can swing in the left-right direction of the backrest T, and can move in the left-right direction according to the physique of the user. .

In addition, in order to attach the mounting ring 4 in a state facing upward from the main body R of the bag, the mounting ring 4 is attached to the square pipe C that is non-rotatably fitted into the rectangular insertion hole 32 formed in the upper end of the connecting body 3. The mounting ring 4 is fixed to the upper end portion of the connecting body 3 by flattening both ends and fitting them in a non-rotatable manner.

The mounting member 5 is a member that is rotatably provided on the upper side portion 41 of the mounting ring 4, and in this embodiment, is composed of a front plate body 511, a back plate body 512, and the like. On the inner surfaces of the front and back plate members 511 and 512, which are the upper sides of the top and bottom plate members 511 and 512, curved loose fitting recesses 511a and 512a into which the upper side portion 41 of the mounting ring 4 is loosely fitted are provided. and the mounting member 5 are rotatable relative to each other, and on the inner surfaces of the base ends of the front and back plate bodies 511 and 512, which are on the lower sides, are provided with fitting projections 511b and fitting recesses 512b. The plates 511 and 512 are designed to be freely fittable. By providing the mounting member 5 rotatably with respect to the mounting ring 4, when the user puts the shoulder belt B on the shoulder and carries the bag main body R, the mounting member 5, the mounting ring 4 and the connecting body 3 are hung. Stress can be relieved to prevent deformation and breakage. Furthermore, since the carrying belt B stands up against the main body R of the bag, it easily fits on the back of the user, and when the user carries the carrying belt B over his/her shoulders and carrying the main body R of the bag, it feels light and the mounting ring is attached. By rotating the mounting member 5 with respect to 4, it becomes easier to fit the user's back. Further, by rotatably providing the mounting member 5 with respect to the mounting ring 4, even if force is applied to the shoulder belt B, the shoulder belt B is attached together with the mounting member 5 without being bent at the upper side of the mounting member 5. Since it rotates with respect to the ring 4, it is possible to prevent deterioration of the backpack belt B over time. can be easily stored in a box for storing the In the present embodiment, the portion into which the upper side portion 41 of the mounting ring 4 is loosely fitted is provided on both the front plate body 511 and the back plate body 512, but in other embodiments, the upper side portion 41 of the mounting ring 4 is provided. As long as the mounting member 5 and the mounting member 5 are rotatable relative to each other, the portion into which the upper side portion 41 of the mounting ring 4 is loosely fitted is provided only on one of the front plate 511 and the back plate 512, and on the other. For example, a planar structure is also possible. In addition, in the present embodiment, the front plate body 511 is provided with the fitting protrusion 511b and the back plate body 512 is provided with the fitting recess 512b. It is also possible that a body is provided and that the back plate body 512 is provided with a convex body.

In the mounting member 5 , the top and bottom plates 511 and 512 have substantially the same shape, but the top of the front plate 511 is one size smaller than the bottom of the back plate 512 . A hinge 513 for connecting the front and back plate bodies 511 and 512 is provided between a part of the lower sides thereof so that the front and back plate bodies 511 and 512 can be freely fitted. This hinge 513 can be a connecting thin-walled portion that is simultaneously molded when the front and back plate bodies 511 and 512 are integrally molded, or a hinge structure that is formed separately can be added later. It can also be provided between part or all of Furthermore, the front and back plate bodies 511 and 512 of the mounting member 5 are provided with rivet holes 514 that pass through the mounting member 5 when they are fitted together. The hinge 513 is provided between the base end portions of the front and back plate bodies 511 and 512 as shown in the figure. , 512, since this hinge 513 can be matched without being an obstacle.

The material of the mounting member 5 is preferably a synthetic resin, preferably polyethylene terephthalate, polyethylene terebutalate, polyacetal, polyamide, polycarbonate, polyethylene, polypropylene, ABS, or the like. If the material of the mounting member 5 is a synthetic resin, the weight of the backpack belt fixture 1 can be reduced, and the feeling of a foreign object when the backpack belt B comes into contact with the user's back can be made less likely to be felt.

The shoulder belt B is made of a thick leather or synthetic resin material, and is attached to the mounting ring 4 with an elastic member such as a synthetic resin plate or an elastic metal plate sandwiched at the upper end as necessary. It is preferable to make it easy to maintain the state in which the upper end faces upward.

As shown in FIG. 7, the attachment member 5 of this invention constructed as described above has a loose fitting recess 512a provided in the back plate body 512 in the upper side portion 41 of the attachment ring 4 of the backpack belt attachment 1. It is loosely fitted, folded back from the hinge 513, and the front plate body 511 provided with the fitting concave portion 511a is superimposed. At this time, as shown in FIG. 5 and FIG. 6, the projections 511b for fitting of the front plate 511 are fitted into the recesses 512b for fitting of the back plate so that they are fitted so as not to be displaced. do. Then, as shown in FIGS. 1 and 2, the rivet Rv is passed through the rivet hole 514 and riveted. In the case where the front and back plate bodies 511 and 512 are not connected by a hinge 513, the upper side portion 41 of the mounting ring 4 of the shoulder strap fixture 1 is provided with loose fitting recesses 511a and 512a provided in the front and back plate bodies 511 and 512. After loosely fitting the fitting projection 511b into the other fitting recess 512b so as not to be displaced, the rivet Rv is passed through the rivet hole 14 and riveted.

Then, as shown in FIG. 3, the backpack belt fixture 1 has rivets Rv passing through rivet holes 22a provided in the upper cover plate 22 and rivet holes 21c provided in the base 21, thereby It is riveted to a stop plate (not shown) attached to the back side of the portion T.

Furthermore, in order to attach the backpack belt B to the backpack belt fixture 1, as shown in FIG. A rivet Rv is passed through a rivet hole (not shown) provided in the shoulder belt B and riveted.

REFERENCE SIGNS LIST 1: Attachment for shoulder belt 2: Attachment main body 21: Base portion 21a: Space portion 21b: Support shaft 21c: Rivet hole 22: Upper cover plate 22a: Rivet Hole 3... Connecting body 31... Shaft hole 32... Insertion hole 4... Connecting ring 41... Upper side portion 5... Mounting member 511... Top plate body 511a... Loose fit Concave portion 511b Fitting convex body 512 Back plate body 512a Loose fitting concave portion 512b Fitting concave body 513 Hinge 514 Rivet hole 6 Spring R・Bag main body T・・・Back support part B・・・Back belt C・・・Square pipe Rv・・・Rivet

Claims (5)

a fixture body (2) provided on the upper part of the backrest (T) fixed to the bag body (R);
a pair of connecting bodies (3) sandwiched between the fixture main bodies (2);
a mounting ring (4) provided on the upper part of the connecting body (3);
An attachment member (5) is rotatably provided on the upper side (41) of the attachment ring (4) and attached to the shoulder belt (B) ,
The front and back plates (511, 512) can be freely fitted to the mounting member (5), and at least one of the inner surfaces of one or the other of the front and back plates (511, 512) has a substantially cylindrical shape. Linearly extending curved loose fitting recesses (511a, 512a) for loosely fitting the upper side portion (41) are provided, and the front plate body (511) is closer to the upper side than the back plate body (512). A shoulder belt fixture (1) characterized by having a small external shape except for a portion that clamps a portion (41 ). The mounting member (5) includes a convex body (511b) for fitting provided on the inner surface of the front and back plate bodies (511, 512) and protruding on the tip end side, and a concave body for fitting penetrating the front and back plate bodies (511, 512). (512b) engages and can be fitted freely, and the back plate body (512) is provided with an inclined surface whose thickness becomes thinner toward the tip portion side. A backpack belt attachment (1) according to 1. 1 or claim 2, wherein the mounting member (5) is provided with a hinge (513) between a part or the whole of either the upper side or the lower side of the front and back plates (511, 512). A backpack belt attachment (1) according to item 2. 4. Backpack attachment (1) according to any one of claims 1 to 3, characterized in that said attachment member (5) is made of synthetic resin. 5. The backpack belt attachment according to claim 4, wherein the front and back plates (511, 512) of the attachment member (5) are provided with rivet holes (514) penetrating the attachment member (5). Tool (1).