JPH0642704U - Container with open / close lid - Google Patents

Abstract

(57) [Summary] [Purpose] With an opening / closing lid that allows the flange to be formed horizontally to seal the container body, and also keeps the fixed lid firmly fixed to the container body when the opening / closing lid is opened and closed. Getting a container. [Construction] A container body 1 having a horizontal flange 4 on the periphery of an opening, and an inner lid material attached to the upper surface of the horizontal flange 4.
17 and a removable lid 7 that covers this opening,
The lid has a top plate 11 and a side edge fitting portion 12, and is divided into a fixed lid 9 and an opening / closing lid 10 with the thin hinge portion 8 as a boundary. A container with an opening / closing lid, characterized in that a rib 14 provided and a groove 6 provided in the horizontal flange 4 are engaged and fixed.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a container having a comparatively thin wall for containing margarine, butter, bean jam, jam, etc., and in particular, a container having a hinge portion that can be opened and closed while being fitted into the container body. It is about.

[0002]

[Prior art]

 As a conventional container of this type, for example, as shown in FIG. 7, a container body 20 having an opening portion and a lid body fitted in the opening portion are provided. There is known a container which is composed of a fixed lid 22 and an opening / closing lid 23, and which opens and closes the opening / closing lid side by taking out the middle folding line 21 in the middle folding state to take out the contents. However, in the container shown in FIG. 7, since the engaging portion 24 of the lid body is simply put on the flange portion 25 of the container body, there is a problem that even if the opening / closing lid is opened, the fixed lid is also removed. there were.

Therefore, recently, as a container that does not easily come off, for example, a container shown in Japanese Utility Model Laid-Open No. 323060 (FIG. 8) has been devised. In this container, the container body has a flange 26 provided with a step 27 at the periphery of the opening, and a fixed lid 28 is fitted with the first fitting rib 29 and an edge of the step. And a second fitting rib 30 that engages with, and the fitting lid fixes the fixed lid to the container body. Therefore, even if the opening / closing lid 31 is opened / closed, the second fitting rib 30 is fixed to the edge of the step portion by engagement, and there is an advantage that it is difficult to come off.

[0004]

[Problems to be solved by the device]

 By the way, when accommodating margarine or green soup, water-repellent paper is usually placed on top of the contents to prevent evaporation of water from the contents. However, in the case of contents that do not contain these, if the bacteria in the air are touched, the contents will not be deteriorated.Therefore, a sheet of aluminum foil or plastic film is welded to the flange, the container body is sealed and the lid is closed. I cover my body. In this case, in the container such as the above-mentioned Japanese Utility Model Laid-Open No. 323060, there is a problem that it is difficult to seal the flange body because the flange has a step and the container body cannot be sealed. It was

In view of the above, the present invention has an opening / closing lid that allows the flange to be horizontally formed to seal the container body, and further keeps the fixed lid firmly fixed to the container body when the opening / closing lid is opened / closed. An object is to provide a container.

[0006]

[Means for Solving the Problems]

 In order to solve the above problems, the container with an opening / closing lid of the present invention comprises a container body having a horizontal flange at the periphery of the opening and a detachable lid for covering the opening, and the lid is a top plate. It has a side edge fitting part and is divided into a fixed lid and an opening / closing lid with a thin hinge part as a boundary, and an engaging member is provided at the fitting part of the fixed lid. There is provided a container with an opening / closing lid, in which an engaging portion is provided outside the horizontal flange of the body at a position corresponding to the engaging member.

Then, the following is provided as a combination of the engaging member and the engaging portion. The engaging member is a rib formed on at least two places on the back surface of the fitting portion, and the engaging portion is a groove provided on the horizontal flange. The engaging member is a rib formed on at least two places on the back surface of the fitting portion, the engaging portion is a convex portion formed on the outside of the horizontal flange, and the lid body is a container body. The rib is provided at a position where the rib comes into contact with the thin hinge portion side of the convex portion when the rib is mounted on the. The engaging member is a hollow convex portion formed outside the fitting portion of the fixed lid, and the engaging portion is a convex portion formed outside the horizontal flange.

[0008]

[Action]

 According to the present invention, since the flange is formed horizontally over the entire circumference and there is no step, the inner lid material can be attached to the upper surface of the flange, and continuous sealing is possible. Since the lid is fixed by the engagement of the engaging member of the fixed lid and the engaging portion of the container body, the lid will be removed even if the open / close lid is opened / closed with the thin hinge part folded in the middle. Never.

Further, according to the present invention as set forth in claim 2, the rib formed on the back surface of the fitting portion of the fixed lid is fitted into the groove provided in the horizontal flange, and the fixed lid is attached to the container body. Can be fixed to. According to the present invention as set forth in claim 3, the rib formed on the back surface of the fitting portion of the fixed lid contacts the thin-walled hinge portion side of the convex portion formed on the outer side of the horizontal flange. , The fixed lid can be fixed. Further, according to the present invention as set forth in claim 4, the convex portion of the cavity formed outside the fitting portion of the fixed lid is fitted onto the convex portion formed on the side wall of the horizontal flange. , The fixed lid can be fixed.

[0010]

【Example】

 The container with an opening / closing lid of the present invention can be molded by a thermoplastic resin and can be manufactured by any molding method. In all of the examples described below, the container body is a sheet molded of polypropylene resin. The lid is made of polypropylene resin by injection molding. As the inner lid material, an aluminum foil or a plastic sheet can be arbitrarily used. In the following examples, a laminated sheet of polyester 12 μm / nylon 15 μm / polyethylene 50 μm was used. Hereinafter, Examples 1 to 3 will be described in detail with reference to the drawings.

First Embodiment As shown in FIG. 1, in a container body 1, four side plates 3 rise from a bottom plate 2 of a substantially quadrangular shape with curved corners with a loose taper, and an upper end peripheral edge of the side plate 3 is formed. Is provided with a horizontal flange 4, and a vertical wall 5 is vertically provided at a side end of the flange. The groove 6 (engagement portion) is provided on the horizontal flange.

The lid body 7 is composed of a fixed lid 9 and an opening / closing lid 10 which are connected to each other with a thin hinge portion 8 as a boundary. The lid body 7 is provided on the periphery of a top plate 11 having substantially the same shape as the bottom plate 2 of the container body. A fitting portion 12 having a size capable of being fitted is continuously connected to the flange 4. Two ribs 13 are formed on the side edge of the back surface of the fitting portion 12, and an inner peripheral rib 14 is provided inside the lower end of the fitting portion 12. The rib 13 has a height equal to the depth of the groove 6. As shown in FIG. 2, the opening / closing lid 10 is provided with a thin portion 15 for notch so that the lid can be closed at the time of use by passing through a handle such as a butter knife.

Further, auxiliary ribs 16 are provided at eight locations on the back surface of the fitting portion 12 of the lid body (see FIG. 4). This is provided in order to prevent blocking when stacking the lids and prevent the lids from being excessively fitted when the lids are fitted to the container body. When the container body is covered with the lid, the auxiliary rib 16 is placed on the flange 4.

In the container body thus formed, the flange 4 is horizontal over the entire circumference, so after filling the contents, the container bodies are lined up as shown in FIG. By doing so, continuous sealing work such as cutting into desired lengths one by one was completed. The container was able to be sealed by the inner lid member 17, but the lid member 7 was further covered on the inner lid member 17, the rib 13 of the lid member was fitted into the groove 6 of the container body, and The fitting portion 12 of the lid is fitted on the flange, and further, the inner peripheral rib 14 inside the lower end of the fitting portion 12 of the fixed lid 7 is engaged and fixed to the lower end of the hanging wall 5 of the flange to fix the container. The opening 18 was completely closed.

When the opening / closing lid is opened and closed with the thin hinge portion 8 of the lid body folded in the middle, the rib 13 of the lid body is firmly engaged with the groove 6 of the container body and the inner peripheral rib 14 Since it was fixed by engaging with the lower end of the hanging wall 5 of the flange, it was possible to open and close only the opening / closing lid 10 with the fixed lid 9 fixed. Subsequently, the inner lid material (not shown) sealed on the flange 4 was peeled off, and the container body was opened. At this time, since the inner lid member was sealed on the flange 4, that is, on the top of the container body, it could be peeled off very easily.

<Second Embodiment> As shown in FIG. 5, in a container body 51, four side plates 53 rise from a bottom plate 52 of a substantially square shape with curved corners with a loose taper, and the upper edge of the side plate 53 is rounded. Is provided with a horizontal flange 54, and a vertical wall 55 is vertically provided at a side end of the flange. A convex portion 56 (engaging portion) formed by bulging outward a part of the vertical wall 55 of the horizontal flange is provided, and the vertical engaging wall 57 is provided on the thin hinge portion side of the convex portion 56. Is formed. Further, this convex portion is provided at a position where the rib 75 comes into contact with the engaging wall 57 when the lid is attached to the container body.

The lid 58 is composed of a fixed lid 71 and an opening / closing lid 72 that are connected to each other with a thin hinge portion 59 as a boundary. The lid 58 has a top plate 73 having substantially the same shape as the bottom plate of the container body. A fitting portion 74 having a size that can be fitted is connected to the flange 54. Two ribs 75 are formed on the side edge of the back surface of the fitting portion 74, and an inner peripheral rib 76 is provided inside the lower end of the fitting portion 74. The rib 75 has the same length as the convex portion 56. Like the first embodiment, the opening / closing lid 71 is provided with a thin portion for notch (not shown), and when used, it is cut off and the lid can be closed while passing the handle such as butter knife. .

Further, auxiliary ribs 77 are provided at eight positions on the back surface of the fitting portion 74 of the lid body as in the first embodiment. This is provided in order to prevent blocking when stacking the lids together and to prevent the lids from being excessively fitted when the lids are fitted to the container body. When the container body is covered with the lid, the auxiliary rib 77 is placed on the flange 54.

Since the flange 54 of the container body thus formed is horizontal over the entire circumference, after filling the contents, the container bodies are arranged and the inner lid material is placed on the flange as in the first embodiment, and heat sealing is performed. It was possible to carry out continuous sealing work by cutting each piece to the desired length. The container was able to be sealed by this inner lid material, but the lid 58 was further covered on the inner lid material, and the rib 75 of the lid was brought into contact with the engaging wall of the convex portion 56 of the container body. , Fit the fitting part 74 of the lid on the flange of the container body, and further engage the inner peripheral rib 76 inside the lower end of the fitting part 74 of the fixed lid with the lower end of the hanging wall 55 of the flange. It was fixed and the container opening was completely closed.

Then, when the opening / closing lid is opened and closed with the thin hinge portion 59 of the lid body folded in the middle, the rib 75 of the lid body abuts the engagement wall 57 of the container body and is firmly engaged, Moreover, since the inner peripheral rib 76 is fixed by being engaged with the lower end of the hanging wall 55 of the flange, only the opening / closing lid can be opened / closed while the fixed lid 71 is fixed. Subsequently, the inner lid material (not shown) sealed on the flange 54 was peeled off, and the container body was opened. At this time, since the inner lid material was sealed on the flange 54, that is, on the top of the container body, it could be peeled off very easily.

<Third Embodiment> As shown in FIG. 6, in a container body 61, four side plates 63 stand up from a bottom plate 62 having a substantially square shape with curved corners with a loose taper, and the upper edge of the side plate 63 is surrounded. Is provided with a horizontal flange 64, and a vertical wall 65 is vertically provided at a side end of the flange. Then, a convex portion 66 (engaging portion) is formed in which a part of the vertical wall 65 of the horizontal flange bulges outward.

The lid 68 is composed of a fixed lid 81 and an opening / closing lid 82 that are connected to each other with a thin hinge portion 69 as a boundary, and the lid 68 is provided on the periphery of a top plate 83 having substantially the same shape as the bottom plate of the container body. A fitting portion 84 having a size that can be fitted is connected to the flange 64, and an inner peripheral rib 86 is provided inside the lower end of the fitting portion 84. Further, a hollow convex portion 85 formed by bulging the side wall of the fitting portion 84 outward is provided at a position corresponding to the convex portion 66. The convex portion 85 of the cavity and the convex portion 66 of the container body are not limited to the shapes of this embodiment, and any shape such as a circular shape or a square shape can be selected. Like the first embodiment, the opening / closing lid 68 is provided with a thin portion for notch (not shown) so that the lid can be closed when it is used and cut through a handle such as a butter knife. .

Further, auxiliary ribs 87 are provided at eight positions on the back surface of the fitting portion 84 of the lid, as in the first embodiment. This is provided in order to prevent blocking when stacking the lids together and to prevent the lids from being excessively fitted when the lids are fitted to the container body. When the container body is covered with the lid, the auxiliary rib 87 is placed on the flange 64.

Since the flange 64 of the container body thus formed is horizontal over the entire circumference, after filling the contents, the container bodies are arranged and the inner lid material is placed on the flange as in the first embodiment, and heat sealing is performed. It was possible to carry out continuous sealing work by cutting each piece to the desired length. The container was able to be sealed with this inner lid material, but a lid body 68 was further covered from above the inner lid material, and a convex portion 85 of the lid body was fitted to the convex portion 66 of the container body, and Fit the fitting part 84 of the lid on the flange of the container body, and fix it.Fix the inner peripheral rib 86 inside the lower end of the fitting part 84 of the lid by engaging the lower end of the hanging wall 65 of the flange. , Completely closed the opening of the container.

Then, when the opening / closing lid is opened and closed by the thin hinge portion 69 of the lid 68, the hollow convex portion 85 of the lid body is fitted on the convex portion 66 of the container body and is firmly engaged. Moreover, since the inner peripheral rib 86 is engaged with and fixed to the lower end of the hanging wall 65 of the flange, only the opening / closing lid can be opened / closed while the fixed lid 81 is fixed. Subsequently, the inner lid material (not shown) sealed on the flange 64 was peeled off, and the container body was opened. At this time, since the inner lid material was sealed on the flange 64, that is, on the top of the container body, it could be peeled off very easily.

[0026]

According to the present invention, since the member for engaging the container body and the lid is not provided on the flange of the container body, the flange can be formed horizontally over the entire circumference. The inner lid material can be sealed on the upper surface of the flange. Therefore, the air inside the container body can be sealed, and continuous sealing is possible, so that the workability is excellent. In addition to fitting the fitting part of the lid to the flange, an engaging member was provided on the fixed lid and an engaging part was provided on the container body to engage the two. Also, the effect that the fixed lid is firmly fitted in the container body and does not come off is extremely easy to use.

[Brief description of drawings]

FIG. 1 is a partially cutaway perspective view of an essential part showing a first embodiment of the present invention.

FIG. 2 is a perspective view showing a container with an opening / closing lid of the present invention.

FIG. 3 is an explanatory diagram showing a sealing process of the inner lid member.

FIG. 4 is a bottom view showing the lid body of the first embodiment.

FIG. 5 is a partially cutaway perspective view of the essential part of the second embodiment of the present invention.

FIG. 6 is a partially cutaway perspective view of an essential part showing a third embodiment of the present invention.

FIG. 7 is a perspective view showing a conventional container with an opening / closing lid.

FIG. 8 is a perspective view showing a conventional container with an opening / closing lid.

[Explanation of symbols]

 1 ... Container main body 2 ... Bottom plate 3 ... Side plate 4 ... Flange 5 ... Vertical wall 6 ... Groove 7 ... Lid 8 ... Thin hinge 9 ... Fixed lid 10 ... Open / close lid 11 ... Top plate 12 ... Fitting 13 ... Rib 14 ... Inner peripheral rib 15 ... Notch thin portion 16 ... Auxiliary rib 17 ... Inner lid material 18 ... Opening

Claims (4)

[Scope of utility model registration request] 1. A container main body having a horizontal flange at the periphery of the opening, an inner lid member attached to the upper surface of the horizontal flange, and a detachable lid for covering the opening. It has a top plate and a side edge fitting portion, and is divided into a fixed lid and an opening / closing lid with a thin hinge portion as a boundary,
A container with an opening / closing lid, wherein an engaging member is provided at a fitting portion of the fixed lid, and the engaging portion is provided at a position corresponding to the engaging member outside the horizontal flange of the container body. . 2. The engaging member is a rib formed on at least two places on the back surface of the fitting portion, and the engaging portion is
Characterized in that it is a groove provided in the horizontal flange,
The container with an opening / closing lid according to claim 1. 3. The engaging member is a rib formed at least at two positions on the back surface of the fitting portion, and the engaging portion is
It is a convex portion formed on the outside of the horizontal flange, and when the lid is mounted on the container body, the rib is provided at a position where it abuts on the thin hinge portion side of the convex portion, The container with an opening / closing lid according to claim 1. 4. The engaging member is a convex portion of a cavity formed outside the fitting portion of the fixed lid, and the engaging portion is a convex portion formed outside the horizontal flange. Characteristic,
The container with an opening / closing lid according to claim 1.