JP4748434B2 - Food container - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a food container for storing rice, miso soup, side dish, and the like, and more particularly, to a food container used for a lunch jar that carries food while being kept warm.
[0002]
[Prior art]
A lunch jar contains a plurality of food containers such as a soup container, a rice container, and a side dish container with a lid in a heat insulating container. There are many things that screw the lid so as not to spill.
[0003]
This lunch jar has the advantage that hot food can be stored hot. When soup or rice is put in a food container , the cooked food is put in the container while it is hot and stored in an insulated container.
[0004]
[Problems to be solved by the invention]
In the above case, when hot food is put in a food container such as a soup container and the lid is closed, the lid is held by one hand, the side of the container is grasped by the other hand, and the lid is screwed into the container. Since the food container is filled with hot food, the side surface of the container becomes hot, and the container cannot be grasped firmly, and the lid cannot be screwed properly. For this reason, when the food container is accommodated in the heat insulating container and carried, the food in the food container, particularly the soup, may be spilled.
[0005]
Therefore, the present invention has a simple structure, and even when hot food is put in the food container, the lid can be securely screwed to the food container, the food container is kept in a good condition, and the food is suitable for carrying. The purpose is to provide a container.
[0006]
[Means for Solving the Problems]
In order to achieve the above object, the present invention provides a food container in which a lid is screwed onto an upper part of a container, and a circumferential protrusion extending over the entire circumference and a vertical protrusion orthogonal to the circumferential protrusion on the side of the container. The inner surface of the heat insulating member that is detachably attached to the side portion of the container is formed with a circumferential groove fitted to the circumferential projection and a longitudinal groove fitted to the vertical projection. it is characterized by a, and the sides of the container, between the heat insulating member, to form a gap portion, and a side portion of the container the upper end of the heat insulating member when mounting the heat insulating member to the container The rib to contact | abut is provided around, It is characterized by the above-mentioned.
[0007]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, each embodiment of the present invention will be described in more detail with reference to the drawings. 1 and 2 show a first embodiment of the present invention. A food container 1 is a food container for a lunch jar used in a heat insulating container with a lid (not shown). A lid 3 is screwed onto the upper portion of the container 2, and a ring-shaped heat insulating member 4 is detachably attached to the side 2 a of the container 2.
[0008]
The container 2 is formed in a bottomed cylindrical shape made of synthetic resin, and a screw portion 2b for screwing the lid 3 is formed above the outer surface of the side portion 2a. Further, a rib 2c is provided below the side portion 2a so as to contact the upper end of the heat insulating member 4 when the heat insulating member 4 is attached to the container 2. The heat insulating member 4 is provided below the rib 2c. An engaging projection 5 is formed to engage the. The engaging protrusion 5 is composed of a circumferential protrusion 5a provided over the entire circumference of the side part 2a of the container 2, and a plurality of vertical protrusions 5b formed orthogonal to the circumferential protrusion 5a. The vertical protrusion 5 b is formed continuously with the rib 2 c and is shorter than the width of the heat insulating member 4. Moreover, the notch 2d for pushing down the heat insulation member 4 with which the container 2 was mounted | worn with a finger | toe is provided in the predetermined location of the rib 2c.
[0009]
The lid 3 is formed integrally with a circular upper portion 3a that covers the opening of the container 2 and an edge portion 3b that hangs down from the outer periphery of the upper portion 3a. The inner surface of the edge portion 3b is connected to the screw portion 2b. A screw part 3c to be screwed is formed. Further, when the lid 3 is attached to the container 2 on the upper back surface, a groove 3d is provided around the upper surface 2e of the container 2 and a packing 6 is attached to the groove 3d. Furthermore, a valve body 7 is provided at the center of the upper portion 3a for facilitating opening of the container by introducing air when the container becomes a decompressed body.
[0010]
The heat insulating member 4 is formed in a ring shape by using an elastomer having heat insulating properties, and has an inner peripheral surface slightly larger in diameter than the side portion 2a of the container 2 and also has an upper end when mounted on the container 2. The upper end is formed to be thick so that the outer surface is flush with the rib 2c, and is formed to be thin for a while from the upper end downward. Further, the inner surface of the heat insulating member 4 is formed with a circumferential groove 4a fitted to the circumferential projection 5a and a plurality of longitudinal grooves 4b fitted to the vertical projection 5b. It is formed downward from the upper end of the heat insulating member 4. The heat insulating member 4 uses an elastomer in order to provide an anti-slip function, but may be formed of another synthetic resin and provided with ribs or irregularities on the outer surface to provide an anti-slip function.
[0011]
In the food container 1 formed as described above, the upper end of the heat insulating member 4 is inserted from the bottom of the container 2 with the positions of the vertical protrusions 5b and the vertical grooves 4b aligned, and the vertical protrusions 5b and the vertical grooves are inserted. The upper part of the heat insulating member 4 gets over the circumferential protrusion 5a and abuts against the rib 2c while fitting with 4b.
[0012]
Thereby, when putting hot soup etc. in the container 2 and closing the lid | cover 3, it can hold | grip the side part 2a of the container 2 via the heat insulation member 4 with the lid | cover 3 with one hand, and the other hand. In addition, since the heat insulating member 4 has a non-slip function, the lid 3 can be properly screwed into the container 2. In addition, since the vertical protrusion 5b of the container 2 and the vertical groove 4b of the heat insulating member 4 are fitted, it is effective that the heat insulating member 4 is idle even if the lid 3 is strongly rotated with the heat insulating member 4 held. Can be prevented.
[0013]
Further, when the lid 3 is screwed into the container 2, the packing 6 provided on the lid 3 is brought into close contact with the upper end 2e of the container 2 to stop water, so that when the food container 1 is housed in an insulated container and carried, The food in the container 1 does not spill outside, and soup such as soup can be carried hygienically with good heat retention.
[0014]
Moreover, since the above-mentioned heat insulation member 4 can be easily removed from the container 2 simply by putting a finger into the notch 2d provided in the rib 2c and pushing it down, the circumferential groove 4a, the vertical groove 4b and the second embodiment example Even when food enters the gap forming groove 4c, the heat insulating member 4 can be disassembled from the container 2 and cleaned, which is hygienic.
[0015]
Next, a second embodiment of the present invention is shown in FIG. The heat insulating member 10 of this embodiment is mounted on the same container 2 as that of the first embodiment, and a plurality of vertical grooves 10a fitted to the vertical protrusions 5b are directed downward from the upper end of the heat insulating member 10. Short lateral grooves 10c and 10c that are provided and are fitted to the circumferential protrusions 5a are formed on the protrusions 10b and 10b adjacent to the vertical groove 10a so as to intersect the vertical groove 10a. Furthermore, between the protrusions 10b and 10b of the adjacent vertical grooves 10a, a wide gap forming recess 10d having the same width as the length of the vertical groove 10a in the container vertical direction is formed.
[0016]
In the heat insulating member 10 of this embodiment, the upper end of the heat insulating member 10 is inserted from the bottom of the container 2 so that the vertical protrusions 5b and the vertical grooves 10a are aligned, and the vertical protrusions 5b and the vertical grooves 10a are aligned. While fitting, the upper part of the heat insulating member 10 gets over the circumferential protrusion 5a and comes into contact with the rib 2c, and the circumferential protrusion 5a and the lateral groove 10b fit together, and the heat insulating member 10 is attached to the container 2. At this time, a space is formed between the side portion 2a of the container 2 by the space forming recess 10d, and the heat insulation effect is further enhanced by this space, and when the lid 3 is screwed, the container containing hot food is removed. You can have it more reliably.
[0017]
FIG. 4 shows a third embodiment of the present invention. The heat insulating member 20 of the present embodiment is also mounted on the same container 2 as the first embodiment, and a plurality of vertical grooves that fit into the vertical protrusions 5b. 20b and a circumferential groove 20a fitted to the circumferential protrusion 5a. Circumferential gap forming grooves 20c and 20c are formed above and below the circumferential groove 20a.
[0018]
When the heat insulating member 20 is attached to the container 2 as in the first embodiment, a gap is formed between the side 2a of the container 2 by the gap forming grooves 20c and 20c.
The present invention is not limited to those applied to a bottomed cylindrical container as in the above-described embodiments, and can be applied to any shape of container. What is necessary is just to adjust the shape of a member and the attachment position to a container.
[0019]
【The invention's effect】
As described above, according to the present invention, in the food container in which the lid is screwed onto the upper part of the container, the heat insulating member is detachably provided on the side part of the container, and the side part of the container, the heat insulating member, In addition, a gap is formed between the top and the back of the lid, and a packing that adheres to the upper end of the container and stops the water is attached, so even if hot food is put in the container with a simple structure. The lid can be securely screwed onto the container, and the food container can be kept in good condition even when it is carried.
[Brief description of the drawings]
FIG. 1 is a partial cross-sectional front view of a food container showing a first embodiment of the present invention. FIG. 2 is an explanatory view of the main part. FIG. 3 is an explanatory view of the main part of a food container showing a second embodiment of the invention. FIG. 4 is a main part explanatory view of a food container showing a third embodiment of the present invention.
DESCRIPTION OF SYMBOLS 1 ... Food container, 2 ... Container, 2a ... Side part, 2b, 3c ... Screw part, 2d ... Upper end, 3 ... Cover, 4 ... Thermal insulation member, 5 ... Engagement protrusion, 6 ... Packing, 8 ... Gap part

Claims (3)

In a food container in which a lid is screwed onto the upper part of the container, a circumferential projection extending over the entire circumference and a vertical projection perpendicular to the circumferential projection are formed on the side of the container, and is attached to and detached from the side of the container. A food container characterized in that a circumferential groove fitted to the circumferential protrusion and a longitudinal groove fitted to the vertical protrusion are formed on the inner surface of the heat insulating member that can be mounted .   The food container according to claim 1, wherein a gap is formed between a side portion of the container and the heat insulating member. The food container according to claim 1 or 2, wherein a rib that abuts the upper end of the heat insulating member when the heat insulating member is attached to the container is provided around the side of the container.

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