JP3918183B2 - Metal insulation container - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a portable metal heat insulating container.
[0002]
[Prior art]
In order to absorb water in a short time during exercise such as marathon or soccer, there are portable containers that are provided with a straw or a mouthpiece directly and can be directly taken from the container. Since many of these containers are made of synthetic resin and are a single container, the temperature of the contents can be sensed by grasping the container.
[0003]
[Problems to be solved by the invention]
However, the above-mentioned container has poor heat retention, and it is difficult to maintain the temperature of the contents. On the other hand, the heat retaining container can maintain the temperature of the contents for a long time, but since it has a heat insulating portion between the inner cylinder and the outer cylinder, the temperature of the contents cannot be known from the outside of the heat retaining container. .
[0004]
Therefore, an object of the present invention is to provide a metal heat insulating container capable of sensing the temperature of the contents from the outside.
[0005]
[Means for Solving the Problems]
To achieve the above object, the present invention provides a metal container body having a heat insulating portion between an inner cylinder and an outer cylinder, and a lid member detachably attached to the opening of the container body. In the heat insulating container, a convex part that contacts the other side wall is formed on one or both side walls of the inner cylinder or the outer cylinder, and the inner cylinder and a part of the outer cylinder are in contact with each other by the convex part. A heat sensing part is provided, and the temperature of the contents in the container body can be sensed by the heat sensing part . In addition, a plurality of the heat sensing units may be provided, and a sticker whose color changes with temperature may be attached to the heat sensing unit.
[0006]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, each embodiment of the present invention will be described in more detail with reference to the drawings. In addition, the same code | symbol as the 1st embodiment example is used for the same or similar part in each embodiment example, and the description is abbreviate | omitted.
[0007]
1 and 2 show a first embodiment of the present invention. A metal heat insulating container 1 includes a metal container body 2 having a heat insulating structure and a cup detachably attached to an opening of the container body 2. A dual-purpose lid member 3 is provided. The metal container body 2 is formed by integrally joining upper end openings of a metal bottomed inner cylinder 4 and a metal bottomed outer cylinder 5, and heat insulation of a vacuum heat insulating structure between the cylinders 4 and 5. Part 6 is formed. A bottom member 7 is attached to the bottom of the outer cylinder 5.
[0008]
The outer cylinder 5 is formed with two convex portions 5a that are in contact with the side wall of the inner cylinder 4 on a part of the side wall, facing each other at 180 degrees. As a result, two heat sensing parts 8 are provided on the surface of the outer cylinder 5 so that parts of the inner cylinder 4 and the outer cylinder 5 are in contact with each other. The temperature of the contents in the heat insulating container 1 can be sensed. Moreover, since the recessed part is formed in the surface of the outer cylinder 5 by the convex part 5a formed in the outer cylinder 5, it is easy to hold | grip the trunk | drum of the metal heat insulation container 1 by this recessed part, and to hold | maintain at the time of carrying.
[0009]
The lid member 3 is provided with a suction port 11 capable of stopping water on the top plate 3a and a decompression release valve 12. The mouthpiece 11 rises from one side of the top plate 3a, and has a cylindrical mouthpiece body portion 13 having a flow path 13a. The mouthpiece 11 is externally fitted along the mouthpiece body portion 13 so as to be movable in the axial direction. It comprises a mouthpiece 14 that opens and closes the passage 13a, and a mouthpiece cap 15 that is detachably attached to the mouthpiece 14.
[0010]
The mouthpiece body 13 has a cylindrical guide 13b at the center of the tip, the flow path 13a formed around the guide 13b, and a stopper 13c for preventing the mouthpiece 14 from protruding from the outer periphery of the tip. is doing. The mouthpiece portion 14 is a protrusion that engages with a through hole 14c into which the guide 13b formed at the center of the top surface 14b of the cylindrical body 14a is inserted, and the stopper stopper 13c formed at the inner periphery of the intermediate portion of the cylindrical body 14a. 14d and the latching | locking part 14e of the mouthpiece cap 15 formed in the upper outer periphery of the cylinder 14a. The mouthpiece cap 15 is formed in a U shape by connecting the cap portion 15a attached to the mouthpiece portion 14, the holding ring 15b attached to the base portion of the mouthpiece main body portion 13, and the cap portion 15a and the holding ring 15b. A holding band 15c to be bent. The cap portion 15a has a locking portion 15d that engages with the locking portion 14e of the mouthpiece portion 14 formed on the upper inner periphery, and a projection 15e that serves as a clue to open the cap portion 15a formed on the upper outer periphery. ing.
[0011]
An air hole 16 for preventing decompression in the container body 2 is formed in a slit shape on the other side of the top plate 3 a of the lid member 3, and the decompression release valve 12 is provided in the air hole 16. Yes. The decompression release valve 12 has a valve shaft 12a inserted through the air hole 16, a valve body 12b provided at the lower portion of the valve shaft 12a, and a retaining portion 12c formed at the upper portion of the valve shaft 12a. The valve body 16b arranged on the inner surface side of the top plate 3a bends when the inside of the container body 2 is depressurized to open the air hole 16, and when the inside of the container body 2 returns to a positive pressure and the beverage in the container body 2 When water pressure is applied, the air hole 16 is closed.
[0012]
As shown in FIG. 1, the metal heat insulating container 1 configured as described above has a through hole 12 c, a flow path 11 a, and a suction cap 15 in a state where the suction cap 15 is attached to the suction portion 14 of the suction mouth 11. The air hole 16 is also closed by the valve body 12b.
[0013]
And if the body part of the metal heat insulating container 1 is grasped and the protrusion 15e is pulled up by hand or mouth, the mouthpiece part 14 is pulled up together with the mouthpiece cap 15, and the mouthpiece part 14d prevents the protruding part 14d from coming off. When it moves until it engages with the stopper 13c and the locking part 15d gets over the locking part 14e, the suction cap 15 is detached from the suction part 14, thereby opening the through hole 14c and the flow path 13a. At this time, the temperature of the contents can be sensed when touching the heat sensing unit 8.
[0014]
In this state, when a mouth is attached to the mouthpiece portion 14 and the heat insulating container 1 is tilted so that the mouthpiece 11 is on the lower side and drinking water is sucked, the inside of the metal heat insulating container 1 is decompressed, and the valve of the decompression release valve 12 The body 12b bends to open the air hole 16, the outside air is introduced from the air hole 16, the inside of the heat retaining container 1 is not negative pressure, and the drinking water in the heat retaining container 1 is drunk from the through hole 14c through the flow path 13a. be able to.
[0015]
FIG. 3 shows a second embodiment of the present invention, which is a metal heat insulating container in which a lid member 3 serving as a cup is detachably provided at the opening of a metal container body 2 having a heat insulating structure. 1. The metal heat insulating container 1 has four convex portions 4 a that are in contact with the side wall of the outer cylinder 5 at a part of the side wall of the inner cylinder 4 at equal intervals. Four heat sensing units 8 are provided. If the surface of the outer cylinder 5 is colored, the position of the heat sensing unit 8 can be easily understood.
[0016]
FIG. 4 shows a third embodiment of the present invention. The heat sensing unit 8 of the present embodiment is configured in the same manner as the second embodiment, and corresponds to the heat sensing unit 8 on the surface of the outer cylinder 5. The sticker 9 whose color changes depending on the temperature is attached to the portion to be applied. Thereby, the temperature of the contents in the metal heat insulating container 1 can be sensed without touching the heat sensing part 8.
[0017]
The temperature of the contents in the metal heat insulating container 1 can be sensed by the heat sensing part 8 of each of the above embodiments. Further, by forming a plurality of convex portions 4 a and 5 a on the inner cylinder 4 and / or the outer cylinder 5, the inner cylinder 4 and the outer cylinder 5 are misaligned in the step of assembling the inner cylinder 4 and the outer cylinder 5. The upper end openings can be easily joined to each other, and the manufacturing cost can be reduced. In order to center the inner cylinder 4 and the outer cylinder 5, it is desirable to form three or more convex portions 4a, 5a at equal intervals. Moreover, the convex part 4a may be formed in the inner cylinder 4, and the convex part 5a may be formed in the outer cylinder 5, respectively, and both convex parts 4a and 5a may be made to contact. Further, the heat sensing unit 8 is not located at the same height, and the positions of the plurality of heat sensing units 8 are not the same height so that the temperature can be known even when the contents in the metal heat insulating container 1 are reduced. It is desirable to arrange at least one or another embodiment of the heat sensing unit near the bottom of the container body 2. Moreover, in each said embodiment, although the container main body 2 was demonstrated with the thing of the vacuum heat insulation structure, the heat insulation structure is not restricted to this, The heat insulation structure which enclosed the low thermal conductivity gas, and heat insulating materials, such as foaming urethane, were used. A heat insulating structure or the like may be used.
[0018]
【The invention's effect】
As described above, the metal heat insulation container according to the present invention forms a convex portion in contact with the other side wall on one or both of the inner cylinder and the outer cylinder of the container body, and the inner cylinder and the outer cylinder. Since the heat sensing part which a part contacts is provided, the temperature of the contents in the metal heat insulating container can be sensed by the heat sensing part. In addition, since a plurality of projections are formed on the side wall of the inner cylinder or the outer cylinder by providing a plurality of heat sensing parts, in the process of assembling the inner cylinder and the outer cylinder, the inner cylinder and the outer cylinder are cored. There is no deviation, and the upper end openings of the inner cylinder and the outer cylinder can be easily joined together, and the manufacturing cost can be reduced. Furthermore, by sticking a sticker whose color changes with temperature to the heat sensing part, the temperature of the contents in the metal heat insulating container can be known without touching the heat sensing part.
[Brief description of the drawings]
FIG. 1 is a partial cross-sectional view of a metal heat insulating container according to a first embodiment of the present invention.
2 is a cross-sectional view taken along the line II-II in FIG.
FIG. 3 is a partial cross-sectional view showing an upper half of a metal heat insulating container according to a second embodiment of the present invention.
FIG. 4 is a partial cross-sectional view showing a main part of a metal heat insulating container according to a third embodiment of the present invention.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 ... Metal heat retention container, 2 ... Metal container main body, 3 ... Cover member, 4 ... Inner cylinder, 4a ... Convex part of inner cylinder 4, 5 ... Outer cylinder, 5a ... Convex part of outer cylinder 5, 6 ... Thermal insulation Part, 8 ... heat sensing part, 9 ... seal

Claims (3)

In a metal thermal insulation container comprising a metal container body having a heat insulating part between the inner cylinder and the outer cylinder, and a lid member detachably attached to the opening of the container body,
A convex part that contacts the other side wall is formed on one or both side walls of the inner cylinder or the outer cylinder, and a heat sensing part is provided in which a part of the inner cylinder and the outer cylinder are in contact with each other by the convex part. ,
The metal thermal insulation container , wherein the temperature of the contents in the container body can be sensed by the heat sensing unit .   The metal heat insulating container according to claim 1, wherein a plurality of the heat sensing parts are provided.   The metal thermal insulation container according to claim 1 or 2, wherein a sticker whose color changes with temperature is attached to the heat sensing unit.

Images