JP2514102Y2 - Back can for bag - Google Patents

Description

[Detailed Description of the Invention] [Industrial field of application] The present invention relates to a back can attached to a bag such as a school bag to hang it by hanging it on a hook portion on a side surface of a desk.

[Prior Art] FIG. 6 shows an example of a conventionally known school bag. In this school bag 1, a band mounting member 3 is attached to the upper portion of the backrest surface 2a.

As shown as a single item in FIG. 7, the band mounting bracket 3 includes a pair of left and right band mounting members 5 for mounting the upper end 4a of the backpack band 4, and the school bag 1
And a back can 6 for hanging and hanging on a hooking key portion provided on a side surface of a desk (not shown) or the like.

The pair of left and right band attachments 5 and the back can 6 are configured to use a base 7 in common, and the band attachment 5 includes a bracket 8 and a triangle-shaped ring member 9 to which a base 7 is attached. It is rotatably attached to. On the other hand, the spine 6 has a base 7
At the time of molding the winding part 7a provided in the central portion of the upper part of the lower part 10a of the metal hanging hook 10 inside the winding part 7a.
And the hanging hook 10 is hinged to the base 7 so as to be rotatable in the front-rear direction.

In this school bag 1, the upper end portions 4a of the pair of backpack bands 4 are attached to the ring member 9 of the band mounting tool 5, and the lower end portions 4b are fixed to the bottom portion 2b of the backpack 1 so that the length thereof can be adjusted. I'm supposed to be able to carry 4 on my back. On the other hand, when hooking the school bag 1 on the hook of the desk to hang it, the hanging hook of the back can 6
It can be hung by hooking 10 on the hook.

[Problems to be Solved by the Invention] However, in the above-described conventional structure, the back can 6
The hanging hook 10 is made of a metal material, and the base 7
It is attached so that it can rotate in the front-back direction. For this reason, when the metal hanging hook 10 is rotated forward and protrudes at a substantially right angle from the backrest surface 2a, the rotating tip side of the hanging hook 10 may be worn on a person's neck or There was a problem that it was expected to hit the back strongly and be dangerous.

In addition, when attaching the hanging hook 10 to the base 7, the lower end portion 10a of the hanging hook 10 is wound around the winding portion 7a of the base 7.
Since it is rolled in and is hinged so as to be rotatable in the front-rear direction, there has been a problem that processing and assembly are complicated and cost is high. Furthermore, there is a problem that hair or the like is caught between the lower end portion 10a of the hanging hook 10 and the winding portion 7a of the base 7 and is pulled.

The present invention has been made in view of the above problems, and an object thereof is to provide a back can for a bag having a structure that can improve safety, is easy to manufacture, and can reduce the cost. .

[Means for Solving the Problems] In order to achieve the above object, the present invention relates to a bag back can equipped with a hanging hook attached to a base fixed to a bag, wherein the hanging hook is provided on the base. A plate-shaped base that is attached to the side via an engaging portion,
The hook portion provided at the upper end and the elastic portion that is provided between the base portion and the hook portion and is bendable in the front-rear direction are integrally formed of a resin material.

[Operation] According to this configuration, since the elastic portion that allows the hanging hook to bend in the front-rear direction is provided in the state of being attached to the base side, when the bag is carried on the back, for example, the hook portion is worn around the neck. Even if it hits, it will be bent by the elastic part to alleviate the impact and then restore. Moreover, even when the hook portion is hung by hanging it on a hooking portion of a desk or the like, it is bent by the elastic portion so that it can be easily hung, and after being bent, it is restored to a safe state.

Further, since the base portion of the hanging hook is inserted and engaged with the base, the assembling work is simplified.

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.

1 to 5 show an embodiment of the present invention. Also, in FIGS. 1 to 5, FIGS.
The same reference numerals as those in the figure denote the same as those in FIGS. 6 to 8.

In the figure, the back can 6 of the band mounting bracket 3 has a hanging hook 11, and the hanging hook 11 is a tongue-shaped protruding portion protruding upward from the center of the upper end of the metal base 7. It is designed to be inserted into 12 and engaged. Further, the protrusion 12 is provided with an opening 13 serving as an engaging portion.

More specifically, the hanging hook 11 has a plate-shaped base.
14 and a triangle-shaped ring-shaped hook portion 15 are integrally provided on the upper end side of the base portion 14 and are molded with a resin material such as an elastomer. In addition, between the intermediate portion of the base portion 14 and the lower side of the hook portion 15, a plurality (four in this embodiment) of thin-walled circumferential grooves 16 are provided in the vertical direction. As a result, the base portion 14 is in a state in which the elastic portion 21 that is easily bent in the front-rear direction (the direction of arrow AB in FIG. 5) is formed. Further, the base portion 14 is provided with a hole portion 17 corresponding to the protruding portion 12 from the lower surface 14a side toward the inner side, and the protruding portion 12 can be inserted into the hole portion 17.
Further, in the hole 17, a locking protrusion 18 serving as an engaging portion is integrally provided at a position corresponding to the opening 13 of the protrusion 12.
The locking projection 18 is formed in a taper shape in which the amount of projection gradually increases from the lower surface 14a side to the depth thereof,
Its end is formed as a locking surface 18a (see FIG. 2) at a right angle.

When the hanging hook 11 is attached to the base 7, the protrusions 12 are engaged with each other when the protrusions 12 are inserted into the holes 17. During the insertion, the tips of the protrusions 12 hit the locking protrusions 18. When the hole 17 is strongly inserted as it is, the inside of the hole 17 is elastically deformed to allow the insertion. Further, when the opening 13 of the projecting portion 12 has finished passing through the locking projection 18, the locking projection 18 is inserted and engaged in the opening 13 by the elastic return to prevent the locking projection 18 from coming off, and thus the locking projection 18 is engaged and held with each other. Has become. FIG. 2 shows the state after this engagement. The base of the hanging hook 11
On the outer surface of 14, corresponding to the portion forming the locking protrusion 18,
An opening 19 for removing the mold at the time of molding is formed, and a protruding piece 20 (see FIG. 2) is disposed on the back surface side so as to abut on the base 7 so as not to receive an external force directly on the lower portion of the opening 19. And FIG. 5).

Therefore, in the back can 6 configured in this manner, when the protrusion 12 on the base 7 side is inserted into the hole 17 of the base 14 of the hanging hook 11, an opening serving as an engaging portion on the protrusion 12 side is formed.
Since the 13 and the locking projection 18 that serves as an engaging portion on the side of the base portion 14 are engaged with each other by one-touch operation and are prevented from coming off, the hanging hook 11
The engagement work between the base and the base 7 becomes simple. Further, unlike the conventional structure, it is not necessary to form the winding portion forming the hinge portion, so that the processing is simplified.

In addition, since the flexible portion 21 composed of a plurality of winding grooves 16 is provided between the base 7 and the hook portion 15, the hook portion 15 of the hanging hook 11 can be easily changed when the bag is carried on the back. Even if it hits the neck or the like, since it is bent by the elastic portion 21 to reduce the impact, the safety is improved. Further, even when the hanging hook 11 is hung by hanging it on a hooking portion of a desk or the like, the elastic hook 21 is easily bent and then elastically restored, so that the hanging operation becomes easy. In addition, a hanging hook that is particularly liable to get sweat on the neck and back.
Since it is molded with a resin material, rust etc. does not occur and the appearance can be improved for many years.

Although the present invention has been described with reference to the above embodiment, it is needless to say that the present invention is not limited to the structure of this embodiment, and various design changes may be made without departing from the gist of the present invention. .

[Effects of the Invention] As described above, in the bag back can according to the present invention, the presence of the elastic portion that can be bent while the hanging hook is attached to the base through the base portion thereof causes
When the bag is carried on the back, for example, even if the hanging hook hits the neck or the like, the elastic portion bends back and forth to reduce the impact, and after that, the impact is relieved, which improves safety. Moreover, even when hanging the hook part by hanging it on the hooking part of the desk or the like, it is bent by the elastic part so it can be easily hung, and after bending it will be restored to a safe state, so workability and safety will be improved. improves.

Further, since the hanging hook is attached to the base via the engaging portion, the assembling work is simplified, the cost is reduced, and the hanging hook can be provided at low cost.

[Brief description of drawings]

FIG. 1 is a front view of a band mounting bracket to which an embodiment of the present invention is applied, and FIG. 2 is an enlarged sectional view taken along the line CC of FIG.
FIG. 3 is an exploded perspective view of a main part of the same band mounting bracket, FIG. 4 is a rear view of the hanging hook alone, FIG. 5 is a side view of the hanging hook alone, and FIG. 6 is an example of a general school bag. FIG. 7 is a perspective view showing a conventional band mounting bracket, and FIG.
The drawing is a perspective view of the back can portion of the band mounting member shown in FIG. 7. 3 ... Band mounting bracket 6 ... Back can 7 ... Base 11 ... Suspended hook 13 ... Opening (engaging part) 14 ... Base part 15 ... Hook part 16 ... Circular groove 18 ... Locking protrusion (engaging part) 21 ... Elastic part

Claims (2)

(57) [Scope of utility model registration request] 1. A back can for a bag, comprising a hanging hook attached to a base fixed to the bag, wherein the hanging hook is a plate-like base attached to the base side via an engaging portion. And a hook portion provided at an upper end, and an elastic portion which is provided between the base portion and the hook portion and is bendable in the front-back direction, are integrally formed of a resin material. Spine. 2. The back can for a bag according to claim 1, wherein the elastic portion comprises a plurality of circumferential grooves provided in a vertical direction.