JP3545044B2 - Insulated container - Google Patents

Description

[0001]
[Industrial applications]
The present invention relates to an insulated container capable of storing cooked food at a temperature suitable for food, and more particularly to an insulated container provided with a tableware case for storing chopsticks, spoons, and the like.
[0002]
[Prior art]
In recent years, as a lunch box for outdoor recreation such as picnics and camping, a portable heat insulating container having excellent heat insulating performance, a so-called lunch jar, is becoming popular.
This type of heat-retaining container accommodates cooked foods such as rice and soup inside a container formed of a heat insulating layer wall, and keeps the food at an appropriate temperature. An outer case, which is a bottomed cylindrical member, and a cylindrical lid having a canopy attached to the upper side of the outer case by a hinge so as to be openable and closable, and the outer case is a bottomed cylindrical vacuum chamber. It is an insulated container made of a heavy bottle and the lid is also insulated. Further, in the heat insulating container, storage dishes (rice cooker, soup dish, vegetable dish) for storing desired food to be kept warm are arranged. A disk-shaped inner lid is removably attached to the opening of the storage tableware, and a small storage table for storing prepared foods and the like is appropriately above the inner lid of the storage tableware and inside the lid body. It is to be accommodated.
[0003]
A tableware case having a lid member that can be opened and closed by sliding, for example, for storing chopsticks, spoons, and the like in a vertical direction is fixed to an outer peripheral surface of the outer case. In the thermal insulation container disclosed in Japanese Utility Model Publication No. 4-25095, a ring-shaped mounting member for a dish case projecting outwardly upward and downward along the axis of the outer peripheral surface of the container body is provided. A heat retaining device in which an engaging portion is provided on at least one of an inner surface of at least one mounting annular body and an outer surface of the tableware case to be mounted thereon, and an engaged portion is provided on the other. ing.
[0004]
[Problems to be solved by the invention]
In the above-described heat insulator, the dishware case is fixed in a state of protruding outward from the outer peripheral surface of the outer case. When carried in a state, the tableware case may directly hit the side of the wearer's body or the like. In this case, there is a problem that the lid member of the tableware case is detached by the impact, and the chopsticks, spoons and the like in the tableware case jump out to the outside.
[0005]
Further, the tableware case was simply press-fitted into the mounting annular body, which is a resin member of the heat retaining container body, by press-fitting, and a feeling of fitting as to whether the fitting was successfully completed could not be obtained. Similarly, when an engaging projection is provided on the lower part of the tableware case and a projection is provided on the bottom member, a sufficient click feeling appealing to the audible "click" as to whether or not it was able to be successfully completed when fitting the tableware case is attached. I couldn't get it.
[0006]
[Means for Solving the Problems]
Insulated container of the present invention, the heat insulating cover is disposed a synthetic resin collar member to the opening peripheral portion of the insulated container body for tegmentum, arranged synthetic resin bottom member to the outer periphery of the heat insulating container body bottom, said What is claimed is: 1. A heat insulation container comprising a tableware case detachably mounted on a shoulder member and a bottom member, wherein the tableware case projecting outwardly is engaged with respective peripheral portions of the shoulder member and the bottom member. The annular member for molding is provided integrally with the shoulder member and the bottom member, and the tongue-shaped elastic portion is provided only on the annular member for mounting provided on the bottom member among the annular members for mounting provided on the shoulder member and the bottom member. provided, tongue-like elastic part is formed by Rukoto provided the bottom insulation container body outer circumference of the two parallel downward from above into contact with the bottom member wall cutout groove of the mounting annulus member, and the valgus locking pawl provided at the upper end, the dishes case mounted on the mounting ring member, In accordance with the position of the locking pawl tongue-like elastic section provided on the mounting annulus Kisoko member to form an engagement portion for engaging the engaging claws, engaging portion, of the dish case It is characterized in that it is provided on both ends .
The heat retaining container of the present invention is characterized in that a bottom plate having a drain hole is disposed on the mounting annular member disposed on the bottom member.
The thermal insulation container according to the present invention is characterized in that a locking projection is provided on the inner wall of the bottom of the mounting annular body provided on the bottom member.
[0007]
[Action]
In the heat insulation container of the present invention, the dishing case mounting annular body which protrudes outwardly on each peripheral portion of the shoulder member and the bottom member covering the bottom portion arranged along the outer periphery of the opening of the heat insulating container body. By disposing and providing a tongue-like elastic portion on the bottom member wall abutting the outer periphery of the heat insulating container body of the mounting annular body at the bottom, the tableware case can be securely attached to the mounting annular body provided on the heat insulating container body bottom member. In addition, a "click" sound is generated at the time of attachment / detachment, and it is possible to obtain a feeling of fitting and disengaging by appealing to hearing. In addition, since the bottom plate having the water drain holes and the locking projections are provided on the bottom of the mounting annular body of the bottom member, the tableware case can be securely held.
[0008]
【Example】
Hereinafter, the present invention will be described in detail with reference to the drawings.
FIG. 1 is a cross-sectional view of a heat insulating container of the present invention, and reference numeral 1 in the figure denotes a heat insulating container. The heat retaining container 1 includes a heat insulating container main body 2 formed of a vacuum double bottle, a heat insulating lid 3 covering the opening, and a tableware case 4 for storing chopsticks and the like.
In the heat insulating container 1 of the present invention, a shoulder member 5 made of a synthetic resin is forcibly fitted to the opening outer peripheral portion of the heat insulating container body 2 by forcible fit. A bottom member 6 of a bottomed cylindrical shape is attached by forced fitting. A cylindrical heat-insulating lid 3 having a canopy is mounted on the upper side of the shoulder member 5 so as to be freely opened and closed so as to cover the opening of the heat-insulating container body 2.
In the heat retaining container 1, for example, cooked foods such as cooked rice, juice, prepared foods and the like are sorted, and storage containers 7, 8, 9, and 10 with storage lids are stored, and the food is kept at an appropriate temperature.
[0009]
According to the present invention, the shoulder member 5 and the bottom member 6 which are arranged in the vertical direction for the outer periphery of the heat insulating container body 2 and the dish case 4 which protrudes outwardly are mounted on such a heat insulating container 1. As shown in FIGS. 2A, 2B, and 2C, the tableware case 4 is inserted through the mounting annular bodies 11 and 12 and the mounting annular body 11 protruding outwardly provided on the shoulder member 5. An annular wall 11b is formed integrally with the shoulder member wall 5a in contact with the heat insulating container main body 2 so as to form a through hole 11a so as to be formed, and protrudes outward. 1 and 3, the mounting annular body 12 provided on the bottom member 6 protrudes outwardly from the side peripheral portion of the bottomed cylindrical bottom member 6, and one end of the tableware case 4 is fitted thereto. An annular wall 12b is formed integrally with a part of the bottom member wall 6a in contact with the heat insulating container main body 2 so as to form the fitting hole 12a, and a bottom plate having a drain hole 12c at the bottom thereof. 12d is provided. In addition, a tongue-like elastic portion 14 is formed in the bottom member wall 6a between two parallel cutout portions (lightening portions) 13 and 13 'which are cutout downward from above. Further, a tongue-shaped engaging claw 14a is provided at the upper end of the tongue-shaped elastic portion 14.
[0010]
On the other hand, as shown in FIG. 4, when the tableware case 4 is inserted into the fitting hole 12 a of the mounting ring 12 of the bottom member 6 and mounted on the bottom surface 4 b of the tableware case 4, An engaging portion 4c is provided on the tongue-like elastic portion 14 provided in the body 12, and the engaging portion 4c is formed of a protrusion or a groove that engages with the locking claw 14a.
The engagement portions 4c are respectively provided on both ends in the longitudinal direction of the bottom surface 4b of the dish case . For this reason, even if the tableware case 4 is inserted into the mounting annular bodies 11 and 12 from either end, the engaging portion 4c is engaged with the locking claw 14a by the mounting annular body 12 of the bottom member 6. It is convenient.
[0011]
In the heat retaining container 1 of the present invention having the above-described configuration, when the tableware case 4 is mounted on the heat retaining container 1, the tableware case 4 is placed with its bottom surface 4 b facing the container body 2 and a shoulder member. 5 is inserted through the through hole 11a of the mounting annular body 11 and the lower end thereof is further inserted into the fitting hole 12a of the mounting annular body 12 of the bottom member 6, and the tongue-like elastic portion 14 formed on the bottom member wall 6a is formed. The engaging portion 4c of the bottom surface 4b of the tableware case 4 engages with the locking claw 14a provided at the tip of the tableware, and makes a sound that transmits a "click" engagement. Is securely attached and held along.
[0012]
Since the mounting annular body 12 of the bottom member 6 is provided with the bottom plate 12d, the lower end of the tableware case 4 is covered and supported. The tableware case 4 is not carelessly opened by the external force, and the inside chopsticks and the like are not scattered and are securely stored and held.
Furthermore, by providing a drain 12c on the bottom plate 12d of the mounting annular body 12 of the bottom member 6, dust can invade the mounting annular body 12 or when it becomes dirty, it can be easily cleaned by washing with water and the like, and We can drain enough water.
[0013]
When the tableware case 4 is to be removed from the heat insulating container body 2, the upper end of the tableware case 4 attached to the shoulder member 5 by protruding above the mounting ring 11 may be pulled out. The engaging claw 14a of the tongue-like elastic member 14 provided on the mounting annular body 12 of FIG. Then, the tableware case 4 is removed.
[0014]
In addition, the parallel notches 13, 13 'extending vertically to provide the tongue-like elastic portion 14 on the mounting annular body 12 of the bottom member 6 and the drainage holes 12c provided in the bottom plate 12d are formed by injection of the bottom member 6. Incorporation into the mold at the time of molding enables removal, and molding can be reliably performed.
[0015]
In the above embodiment, a vacuum double bottle was exemplified and described as the heat insulating container body of the heat retaining container. However, the present invention is not limited to the vacuum double bottle heat insulating container, and the heat insulating container such as styrene foam or urethane foam is used. Of course, a heat insulating container using a material is also possible.
Further, in the above-described embodiment, the case where the bottom plate 12d provided with the drain hole 12c is arranged on the bottom member mounting annular body 12 has been described. However, the present invention is not limited to this, and the mounting of the bottom member 6 is not limited thereto. In order to prevent the tableware case 4 from falling off as a through-ring body having a reduced diameter at the bottom end instead of the annular bottom plate for use, a locking projection (not shown) is formed on the inner wall corner of the annular wall 12b of the mounting ring body 12 on the exterior case side. Of course, the same operation and effect can be obtained even if ()) is provided.
[0016]
【The invention's effect】
As described above, in the heat retaining container of the present invention, the mounting annular body member for mounting the tableware case on the shoulder member and the bottom member arranged in the vertical direction of the heat insulating container main body is protruded, Furthermore, by providing a tongue-like elastic portion having a locking claw sandwiched between two notches extending vertically in parallel with the mounting member of the bottom member, the engagement protrusion of the dish case can be securely formed. The fitting is performed, and a comfortable feeling of fitting can be obtained by generation of a "click" sound.
[0017]
In addition, the notch extending vertically on both sides of the tongue-like elastic portion enhances the elastic effect of the tongue-like elastic portion, so that the attachment and detachment of the dish case can be confirmed by sound. Attachment and detachment can be performed reliably.
[0018]
In addition, by partially opening the bottom end of the mounting annular body of the bottom member, a drain hole can be formed, and the lower end can be supported when the tableware case is mounted, so that it can be lowered. It does not come off and protects against external forces such as collisions, so that the tableware case is not damaged, and the tableware case comes off the container body, the tableware case opens carelessly, and the inner chopsticks etc. The inconvenience of scattering can be eliminated.
[0019]
Further, by providing a drain hole in the bottom plate disposed on the bottom of the mounting member annular body, even if dust enters the mounting portion of the bottom member, it can be cleaned by water washing or the like. In addition to the above effects, a notch parallel to the top and bottom and a drainage hole and a reduced diameter opening on the bottom surface become lightened at the time of molding to form a tongue-like elastic part in the annular body for mounting the bottom member, and a combination of a molding die This makes it possible to produce a uniform bottom member with good reproducibility by removing it, and to obtain a highly functional heat insulation container in which the tableware case is securely fitted to the mounting ring.
[Brief description of the drawings]
FIG. 1 is a front sectional view showing one embodiment of a heat insulating container of the present invention.
2 shows a shoulder member of the heat retaining container shown in FIG. 1, (A) is a plan view, (B) is a front view, and (C) is a front sectional view.
FIG. 3 is an enlarged perspective view of a main part of a bottom member of the heat retaining container shown in FIG. 1;
4 shows a dish case of the heat retaining container shown in FIG. 1, (A) is a rear side perspective view, and (B) is a plan view.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 ... Insulated container, 2 ... Insulated container main body, 3 ... Lid, 4 ... Tableware case, 5 ... Shoulder member, 6 ... Bottom member, 7, 8, 9, 10 ... Storage container, 11, 12: mounting ring, 12c: drain hole, 13, 13 ': notch, 14: tongue-like elastic portion, 14a: locking claw.

Claims (3)

A synthetic resin shoulder member is disposed on the outer peripheral portion of the opening of the heat insulating container main body that covers the heat insulating lid, and a synthetic resin bottom member is disposed on the outer peripheral portion of the heat insulating container main body bottom portion. A heat insulation container with a tableware case detachably mounted,
An annular mounting body is provided integrally with the shoulder member and the bottom member for engaging a dish case projecting outwardly to the respective peripheral portions of the shoulder member and the bottom member,
Of the mounting member provided on the shoulder member and the bottom member, the tongue-shaped elastic portion is provided only on the mounting member provided on the bottom member,
Tongue-like elastic part is formed by Rukoto provided the bottom insulation container toward from above downward abutting a bottom member wall body outer periphery of two parallel notched groove of mounting annulus member, and the upper end Is provided with a valgus locking claw,
The tableware case mounted on the mounting ring has an engaging portion for locking to the locking claw in accordance with the position of the locking claw of the tongue-shaped elastic portion provided on the mounting ring of the bottom member. Forming
The heat retaining container , wherein the engaging portions are provided at both ends of the tableware case . The thermal insulation container according to claim 1 , wherein a bottom plate having a drain hole is provided on the mounting annular body provided on the bottom member. The thermal insulation container according to claim 1, wherein a locking projection is provided on an inner wall of a bottom portion of the mounting annular body provided on the bottom member.

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