JP3491646B2 - Transport container made of synthetic resin with lid - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a synthetic resin carrying container in which a lid is attached to a container body used for carrying various articles.

[0002]

2. Description of the Related Art A synthetic resin carrying container with a lid is used for carrying various articles. However, the conventional carrying container with a lid is made of, for example, a metal member in synthetic resin when the lid body is attached to the container body. The one in which a part of the connecting piece in which is embedded is attached to the lid and the container body is used. Recently, it has been said that plastic products are recycled, and as for a synthetic resin carrying container with a lid, in order to facilitate recycling, it is desired to reduce metal members as much as possible or not to use them at all.

Further, the metal member used for connecting the lid body of the conventional synthetic resin carrying container with the lid and the container body is troublesome to manufacture, and the metal member used in the work of assembling the lid body and the container body. There are also problems such as requiring considerable effort.

[0004]

SUMMARY OF THE INVENTION According to the present invention, the connecting piece for connecting the lid and the container body is made of synthetic resin, and the connecting piece is relatively easily incorporated into the lid and the container body. (EN) Provided is a synthetic resin carrying container with a lid.

[0005]

DISCLOSURE OF THE INVENTION The present invention relates to a synthetic resin carrying container with a lid in which a lid is attached to a container body, a lower shaft portion and a lid body fitted in an engaging portion of the container body. The lid-equipped composite characterized in that the lid body is attached to the container body by means of a coupling piece having an upper shaft portion fitted in the engagement portion and a stopper fitted in the engagement portion of the lid body. The present invention relates to a resin transport container.

Further, according to the present invention, in a synthetic resin carrying container with a lid in which a lid is attached to a container body, a lower shaft portion fitted in an engaging portion of the container body and an engaging portion of the lid body are provided. The lid body is attached to the container body by the coupling piece having the upper shaft portion fitted to the container and the stopper fitted in the engaging portion of the lid body, and the container body is composed of the upper frame body, the bottom plate, and the upper frame. It consists of a pair of tilt plates rotatably attached to the body and a pair of side plates bent at the central part that are rotatably attached to the upper frame body and the bottom plate, and also includes a container body, a lid, a coupling piece and a stopper. The tool is formed of synthetic resin, and the engaging portion of the container body has an outer wall and an inner wall, a bent portion that is bent inward from an upper end of the outer wall, and a convex portion formed below a tip of the bent portion. And a lid formed by a bent portion that is bent from the upper end of the inner wall to the outside. The engaging portion includes an outer wall, an inward bent portion that is bent inward from an upper end of the outer wall, an inner wall, an outward bent portion that is bent outward from an upper end of the inner wall, and the outer wall is sandwiched therebetween. The coupling piece is formed by a pair of opposing wall portions, and the coupling piece has an upper shaft portion, a lower shaft portion, and a hanging piece that hangs from the lower shaft portion, and at the boundary between the lower shaft portion and the hanging piece. An upper shaft portion and a lower shaft portion are supported by two oval support portions provided with notches while forming a recess,
Moreover, the stopper includes a main body portion, a leg portion hanging from both ends of the main body portion, a bent portion bent from a lower end of the leg portion, an outer step portion formed outside the main body portion, and an inner portion of the main body portion. And an inner step portion formed on the lid, the bent portion of the stopper is locked to a pair of opposing wall portions of the engaging portion of the lid body, and the outer step portion of the stopper is the engaging portion of the lid body. The present invention relates to a synthetic resin carrying container with a lid, which is locked to an inward bent portion, and an inner step of a stopper is locked to an outward bent portion of an engaging portion of a lid.

[0007]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below with reference to the drawings. Figure 1
FIG. 2 is a perspective view showing an example of a lid, a coupling piece and a stopper in the synthetic resin carrying container with a lid according to the present invention.
FIG. 3 is a perspective view showing an example of a container body in a synthetic resin carrying container with a lid according to the present invention, and FIG. 3 is a perspective view showing a swing plate of the synthetic resin carrying container with a lid shown in FIG. 5 is a perspective view showing a state where FIG. 4 is a perspective view showing an example of a synthetic resin carrying container with a lid according to the present invention, and FIG.
FIG. 6 is a perspective view showing a state in which a lid is opened in the synthetic resin carrying container with a lid shown in FIG. 4, and FIG. 6 is a partial cross-sectional view of the synthetic resin carrying container with a lid shown in FIG. 7 is a cross-sectional view showing a state where the lid is opened in the synthetic resin carrying container with a lid shown in FIG. 4, and FIG. 8 is a stopper in the synthetic resin carrying container with a lid according to the present invention. FIG. 10 is a perspective view showing an example of a tool, FIG. 9 is a partial cross-sectional view showing a state in which a stopper is attached to a lid body, and FIGS. 10, 11 and 12 are portions showing a state in which a coupling piece is attached to the lid body. FIG.

The container body 1, the lid 2, the connecting piece 3 and the stopper 4 can be made of synthetic resin such as polyethylene, polypropylene, ABS resin, polycarbonate or the like.

The container body 1 has an upper frame 5, a pair of facing tilt plates 6, a pair of facing side plates 7 and a bottom plate 8. The tilt plate 6 is rotatably attached to the upper frame body 5. The side plate 7 is rotatably attached to the upper frame 5 and the bottom plate 8 and can be bent inward at the center. In the container body 1, by rotating the swing plate 6 with respect to the upper frame body 5, bending the center portion of the side plate 7 inward, and rotating the side plate 7 with respect to the upper frame body 5 and the bottom plate 8, It can be folded and can be assembled by rotating them in reverse.

The upper frame 5 has a double-walled structure, and a bent portion 10 bent inward from the upper end of the outer wall 9 and a bent outward bent from the upper end of the inner wall 11 in the upper part of its long side portion. To the left and right of the outer wall portion 9 and the portion 12, and the oval support portion 25 of the coupling piece 3
The engaging portion 13 is formed by the cutout portion that rotates. The engaging portions 13 are formed at two places on both upper sides of the upper frame body 5, respectively.
You may provide in two places only in one long side part. Also, the engaging portion 1
3 may be the upper part of the short side part of the upper frame body 5 in some cases, and the number thereof is not limited to two, and the lid body 2 which can be formed at one place or at three or more places is provided outside at four places on the periphery. The wall 14, the inward bent portion 15 bent inward from the upper end of the outer wall 14, the inner side wall 16, the outward bent portion 17 bent outward from the upper end of the inner wall 16, and the wall facing each other with the outer wall 14 interposed therebetween. An engaging portion 20 is formed by the portion 18 and the wall portion 19. The engaging portion 20 is formed on the side of the lid body 2 so as to correspond to the engaging portion 13 formed on the container body via the coupling piece 3. The inner side wall 16 of the engaging portion 20 is directly formed on the lid 2, but the outer side wall 14 of the engaging portion 20 is formed.
With respect to the above, since the coupling piece 3 is fitted from the upper portion of the engaging portion 20, the inner wall 16 is formed at the lower portion of the outer wall 14 so as not to hinder the rotation of the oval support portion 25 of the coupling piece 3. It is joined with. Further, the outer wall 14 and the wall 18 that faces the outer wall 14 with the outer wall 14 interposed therebetween
Between the and, the oval support portion 25 of the fitted coupling piece 3 is opened so that it can be rotated by opening and closing the lid. Further, a plurality of bent portions 15 of the outer wall 14 are provided at intervals from the outer wall 14, and the protruding portion 31 of the stopper 4 is fitted between the bent portions. By fitting the protrusions 31 to each other, the lateral movement of the stopper 4 can be suppressed, which is effective in preventing the stopper 4 from coming off. Of course, as long as the stopper 4 is prevented from coming off, the bent portion 15 may be a relatively long one, but in that case, the protrusion 31 of the stopper 4 also corresponds to the bent portion 15. It is necessary to make such a shape. When the coupling piece 3 and the stopper 4 are fitted into the engaging portion 20 of the lid body 2, the upper shaft portion 21 of the coupling piece 3 is fitted.
Is rotatably held by the outer wall 14 of the engaging portion 20 and the bent portion 15 thereof and the outer step portion 29 of the stopper 4, and at the same time, the outer step portion 29 of the outer step portion 29 is provided on the front bottom surface portion of the bent portion 15. The top surface is joined so as to be locked. Further, the stopper 4 is provided on the lower surface of the bent portion 17 provided on the inner side wall 16 of the lid 2.
The notch provided on the opposite side of the surface of the upper shaft portion 21 of the coupling piece 3 is locked.

The coupling piece 3 includes an upper shaft portion 21 and a lower shaft portion 2.
2 and a hanging piece 23 hanging from the lower shaft portion 22, and the upper shaft portion 21 and the lower shaft portion 22 are supported by two oval support portions 25 provided with notches 24. ing. When the connecting piece 3 is fitted to the engaging portion 13 of the container,
The lower shaft portion 22 of the coupling piece 3 is gripped by the bent portion 10 that is bent inward from the upper end of the outer wall 9 of the engaging portion 13, and at the same time, the elliptical support portions 25 provided on both sides of the coupling piece 3 rotate. The bottom surface of the engaging portion 13 of the container is grounded so as not to hinder the movement. Further, the hanging piece 23 of the connecting piece 3 is shaped so as to be locked to the bottom surface of the bent portion 12 of the inner side wall 11 of the engagement portion 13 of the container when the lid body 2 moves to the outside of the side wall of the container. ing. This is to prevent the lid body from further lowering due to the distance between the lid body and the container body when the lid body is opened, and the appearance is not good. Although it is better to form the hanging piece 23, the object of the present invention can be achieved even if it is not installed.

The stopper 4 includes a main body portion 26, a leg portion 27 hanging from both ends of the main body portion 26, a bent portion 28 bent from a lower end of the leg portion 27, and an outer step portion formed outside the main body portion 26. 29, an inner step portion 30 formed inside the main body portion 26, and a protruding portion 31 protruding from the upper end of the main body portion 26. The outer step portion 29 of the stopper 4 is locked by the bent portion 15 of the outer wall 14 of the engaging portion 20 of the lid body 2, and therefore it is preferable that the outer surface portion 29 is formed by notching the top surface portion thereof. It can be inserted into the opening of the bent portion 15 of the outer side wall 14 and the bent portion 17 of the inner side wall 16 of the engaging portion 20 of the body 2, and is locked with the bent portion 15 of the outer side wall 14 and must be easily removed. Other structures may be used. At the same time, it is preferable that a notch is formed on the opposite side of the outer step 29 so as to engage with the bottom surface of the bent portion 17 of the inner wall 16 of the engaging portion 20 of the lid 2. As described above, the stopper 4 is provided so that the coupling piece 3 is fitted to the engaging portion 20 of the lid body 2 and is inserted from above so that the coupling piece 3 is not easily separated from the engaging portion 20. I won't.

In the synthetic resin carrying container with the lid according to the present invention, the lower shaft portion 22 of the coupling piece 3 is fitted into the engaging portion 13 of the container body 1 and the upper shaft portion 2 of the coupling piece 3 is fitted.
The lid body 2 is attached to the container body 1 by fitting 1 into the engagement portion 20 of the lid body 2 and fitting the stopper 4 into the engagement portion 20 of the lid body 2.

To attach the lid body 2 to the container body 1, first, as shown in FIG. 10, the upper shaft portion 21 of the connecting piece 3 is engaged with the notch portion 24 side facing inward downward. After the fitting piece 3 is fitted into the engaging portion 20 of the lid body 2 as shown in FIG. 12, after the coupling piece 3 is rotated 180 degrees about the upper shaft portion 21 as shown in FIG. And the bent portion 28 of the stopper 4 is locked to the pair of wall portions 18 and 19 of the engaging portion of the lid body 2 facing each other, and the outer stepped portion 2 of the stopper 4 is engaged.
9 is locked to the inward bent portion 15 of the engaging portion of the lid body 2, and the inner step portion 30 of the stopper 4 is locked to the outward bent portion 17 of the engaging portion of the lid body 2. Next, the lower shaft portion 2 of the coupling piece 3
By fitting 2 into the engaging portion 13 of the container body 1, the lid body 2 can be attached to the container body 1.

In the lidded synthetic resin carrying container according to the present invention, as shown in FIG. 10, the upper shaft portion 21 of the connecting piece 3 is engaged with the lid body 2 with the cutout portion 24 facing downward. The upper shaft portion 2 of the coupling piece 3 is fitted into the portion 20.
1 can be easily fitted into the engaging portion 20 of the lid body 2, and as shown in FIG. 11, the coupling piece 3 is rotated 180 degrees about the upper shaft portion 21 to move the upper shaft portion 21. Bend 1
5, the stopper 4 is fitted into the engaging portion 20 of the lid body 2 as shown in FIG.
It is possible to make it difficult to disengage the upper shaft portion 21 from the engaging portion 20 of the lid body 2.

In the synthetic resin carrying container with the lid according to the present invention, the lower shaft portion 21 of the connecting piece 3 is provided by providing the hanging piece 23 hanging from the lower shaft portion 22 of the connecting piece 3. The lower shaft portion 21 can be fitted into the engaging portion 13 more easily by providing a guide when the fitting portion 13 is fitted into the engaging portion 13 of the container body 1.

The synthetic resin carrying container with a lid according to the present invention is rotated from the container body 1 shown in FIG. 6 to the container body 1 shown in FIG. By providing a hanging piece 23 that hangs from the lower shaft portion 22 when the opening 2 is opened, the hanging piece 23 becomes
By being locked to the bent portion 12 of the engaging portion 13, the coupling piece 3 becomes substantially horizontal, and the appearance is good.

Further, in the synthetic resin carrying container with the lid according to the present invention, it is preferable that the convex portion 32 is formed below the tip of the bent portion 10, whereby the lower shaft portion 22 is formed on the lower surface of the bent portion 10. You can make it hard to get out of.

Further, in the synthetic resin carrying container with the lid according to the present invention, the lower shaft portion 22 and the hanging portion 2 of the connecting piece 3 are provided.
It is preferable to form a concave portion 33 at the boundary of 3 and thereby, when the lid body 2 is opened from the container body 1 as shown in FIG. 7, by fitting the convex portion 32 and the concave portion 33, The coupling piece 3 can be stably held.

In the above description, the present invention has been described according to the foldable synthetic resin carrying container, but the present invention can also be applied to an ordinary synthetic resin carrying container that cannot be folded.

[0021]

According to the present invention, the connecting piece 3 and the stopper 4 are provided.
Since the lid body 2 can be attached to the container body 1 by the two simple synthetic resin members described above, a metal member is not used in the connecting portion between the lid body and the container body, and the lid body 2 can be easily attached. It will be cheaper.

[Brief description of drawings]

FIG. 1 is a perspective view showing an example of a lid, a coupling piece and a stopper in a synthetic resin carrying container with a lid according to the present invention.

FIG. 2 is a perspective view showing an example of a container body in a synthetic resin carrying container with a lid according to the present invention.

FIG. 3 is a perspective view showing a state in which a swing plate is rotated in the synthetic resin carrying container with a lid shown in FIG.

FIG. 4 is a perspective view showing an example of a synthetic resin carrying container with a lid according to the present invention.

5 is a perspective view showing a state where the lid body is opened in the synthetic resin carrying container with the lid shown in FIG. 4. FIG.

6 is a partial cross-sectional view of the synthetic resin carrying container with a lid shown in FIG.

7 is a cross-sectional view showing a state where the lid body is opened in the synthetic resin carrying container with the lid shown in FIG.

FIG. 8 is a perspective view showing an example of a stopper in a synthetic resin carrying container with a lid according to the present invention.

FIG. 9 is a partial cross-sectional view showing a state in which the stopper is attached to the lid body.

FIG. 10 is a partial cross-sectional view showing a state in which the coupling piece is attached to the lid.

FIG. 11 is a partial cross-sectional view showing a state in which the coupling piece is attached to the lid.

FIG. 12 is a partial cross-sectional view showing a state in which the coupling piece is attached to the lid.

[Explanation of symbols]

1 container body 2 lid 3 connecting pieces 4 stop

─────────────────────────────────────────────────── ─── Continuation of the front page (58) Fields surveyed (Int.Cl. ⁷ , DB name) B65D 43/02 B65D 6/18

Claims (2)

(57) [Claims] 1. With a lid in which a lid is attached to a container body
In the transport container, the bottom part fitted in the engaging part of the container body
Has a shaft and an upper shaft fitted in the engaging part of the lid
The connecting piece and the stopper fitted in the engaging part of the lid.
By attaching the lid to the container body, (1) The engaging portion of the container body is an outer wall, an inner wall, and an outer side.
A bent portion that is bent inward from the upper end of the wall and the tip of the bent portion
Convex part formed below and bent from the upper end of the inner wall to the outside
Formed by the bent portion, (2) The engaging portion of the lid body is formed from the outer wall and the upper end of the outer wall.
The inwardly bent portion that is bent inward, the inner wall, and the inner wall
The outer wall is sandwiched between the outward bending part that bends outward from the upper end.
Formed by a pair of wall portions facing each other, (3) The coupling piece includes an upper shaft portion, a lower shaft portion, and the lower shaft portion.
And a hanging piece that hangs from the lower shaft part and the boundary between the hanging piece.
A recess is formed in the field and the upper and lower shafts are
Supported by two oval-shaped support parts with cutouts
Held, (4) The stopper hangs down from the main body and both ends of the main body.
Leg part, a bent part bent from the lower end of the leg part, and a main part
The outer step is formed on the outside of the
And the bent step of the stopper is the engaging section of the lid.
It is locked by a pair of wall parts facing each other with the outer wall part of the
The outer step of the tool is locked to the inward bending part of the engaging part of the lid.
And the inner step of the stopper is bent outward of the engaging part of the lid.
Made of synthetic resin with a lid that is locked to the part
Transport container. 2. The container body comprises an upper frame, a bottom plate and an upper frame.
A pair of tilt plates and upper part rotatably attached to the body
Folds at the central part that is rotatably attached to the frame and bottom plate
Claim consisting of a pair of bendable side plates and foldable
Item 2. A synthetic resin carrying container with a lid according to item 1.