JPH0627582Y2 - Container for keeping warm - Google Patents

Description

[Detailed Description of the Invention] [Industrial Application Field] This invention stores and transports meat and fish, foods such as vegetables, and other medicines and chemicals while keeping them warm or cold. The present invention relates to a container for keeping warm and keeping cold for use in various kinds of products that need to be protected.

[Conventional technology]

For example, containers having various structures and designs are known for storing and transporting fresh foods such as fish and vegetables in a cold state.

Among them, the most widely used one is composed of a container body having a heat insulating property formed of thick expanded polystyrene and the like and a lid.

However, in most of such popular containers, a product that is to be stored and transported in the container body is stored with a bag of ice or a cold storage agent holding cold heat, and then a lid. It is hermetically sealed and kept cool.

Also, in the case of heat retention, products are stored together with a heat storage agent capable of maintaining a certain constant temperature to maintain the temperature inside the container at a constant state.

On the other hand, some containers are also used that are configured to store a heat storage agent or a cold storage agent for keeping heat or cold in a predetermined place in the container body or the lid.

[Problems to be solved by the device]

In such a well-known container for heat insulation and cold storage, a container of a type in which a heat storage agent or a heat insulation agent for heat insulation and cold storage (hereinafter collectively referred to as a temperature retainer) is housed in a container body together with a product is simply Since the temperature holder is only present inside the container body, the temperature holder is biased to one location and the contents are locally kept warm or cold, and the whole inside of the container body is kept warm or cooled. There are often cases where they have not.

In addition, in many cases, ice in a bag and temperature holders are not preformed in a size and shape suitable for the container, and if these temperature holders are made to coexist with the product,
Inevitably, there are restrictions on the amount of products that can be stored.

Furthermore, if the amount of products stored is increased and a large amount of products are forcibly packed, ice and temperature holders may inadvertently push up the lid during transport / storage, and the effect of heat retention / cooling may disappear. There are many.

On the other hand, in the case of a type of container in which a place for storing the temperature holder is set in advance, if the volume of the container body is small, the temperature inside the container body can be maintained at a uniform temperature due to the effect of the temperature holder. The larger the volume of the container body, the more difficult it becomes to maintain the temperature inside the container body evenly. In order to make the entire body uniform, it is necessary to evenly distribute the storage locations of the temperature holders. This inevitably leads to an increase in the size of the container body, which is not preferable.

[Means for Solving the Problems]

In view of such a current situation, the present invention changes the storage position of the temperature holding body for keeping heat or cold at any time according to the size and shape of the products (stored items) to be stored in the container, as well as the storage amount, and Keep the inside at a constant temperature,
It does not provide a container that can be transported.

That is, the container for keeping warm and cold according to the present invention comprises a container body having an upper surface opened and having heat insulation, a lid body having heat insulating properties for covering the opening of the container body, and a plate-shaped hollow body to be mounted in the container body. A temperature holding member consisting of the above temperature holding member, wherein a central convex edge portion is provided at a central portion of one end edge side of the temperature holding member, and an end convex portion is provided at each of the other end edges. An edge portion is formed, and one of the opposing side walls in the container body has an upper engaging portion that engages with the central convex edge portion of the temperature holder to support it at a high position and end convex portions on both sides thereof. A lower engaging portion that engages with the edge portion and supports at a low position is formed, and the other side wall is engaged with the central convex edge portion of the temperature holder at a position facing the upper engaging portion. A lower engaging part supported at a low position and an upper part engaged on both sides with the projecting edges of the end of the temperature holder to support at a high position. It is characterized in that it has formed a coupling portion.

The container for keeping warm and cold according to the present invention comprises a container body having an open upper surface, a lid for covering the opening of the container body, and a temperature holder made of a plate-like hollow body mounted in the container body. A temperature holding agent for keeping the inside of the container body warm or cold is enclosed in the temperature keeping body.

The container body and the lid are made of, for example, a foam of synthetic resin having excellent heat insulating properties such as polyethylene, polystyrene, polyvinyl chloride, etc., which can be easily obtained by injection molding or the like.

On the other hand, the temperature holder is, for example, polyethylene that does not foam
It is a substantially rectangular plate-shaped body with a hollow interior obtained by blow molding using polypropylene, vinyl chloride resin, or the like.

The temperature holding body is supported by upper and lower two-stage engaging portions symmetrically provided on opposite side walls of the container body.

When the container body is large, as shown in the accompanying drawings, a plurality of upper and lower engaging portions may be continuously provided on the opposing side walls, and a plurality of temperature holders may be used correspondingly.

[Action]

The container for keeping warm and cold according to the present invention uses a temperature holder to keep the inside of the container warm or cool, and the temperature holder constituting the container has a central convex edge portion at one of the opposite edges. However, a convex edge is formed on the other edge, and the central convex edge of the temperature holder is held at a high position on one of the opposing side walls of the container body on which the temperature holder is mounted. Upper engaging portion and a lower engaging portion that holds the convex edge portion at a low position, and a lower connecting portion on the other side wall facing the upper engaging portion and a lower engaging portion. Since the upper engaging portion is symmetrically provided, the container main body can be selected depending on whether the central or end convex edge of the temperature holder is engaged with the upper or lower engaging portion formed on the container main body. The mounting position of the temperature holder to be mounted can be freely changed. That.

〔Example〕

An embodiment of the container for keeping warm and keeping cold according to the present invention will be described below in detail with reference to the accompanying drawings.

The container for keeping warm and cold according to the present invention comprises a box-shaped container body 1 having an open top surface and a heat-insulating container body 1.
And a temperature holding body 12 made of a plate-shaped hollow body mounted inside the container body 1, the temperature holding body 12 having side edges. The part has an injection port 17 leading to the inside. From this injection port 17,
For example, a heat storage agent composed of a viscous antifreezing liquid having a large heat capacity is injected into the inside and sealed.

The container body 1 is entirely made of polyethylene foam, and has a pair of side walls 2a and 2b facing each other from the peripheral edge of the bottom plate 4.
And the other side walls 3a and 3b facing each other form a four-sided rectangular wall, and one side wall 2 of the side walls forming the long side.
On the inner surface of a, a convex surface portion 5a having a predetermined thickness is formed upward from the bottom plate 4.

The upper edge of the convex portion 5a is formed by alternately forming a lower engaging portion 7a formed horizontally with respect to the bottom surface at a low position and an upper engaging portion 6a formed horizontally at a high position. As is clear from FIG. 4, the container body 1 of this embodiment is
Since two temperature holders 12 to be described later are sized so that they can be mounted, a lower engaging portion 7a formed in the central portion of the side wall 2a.
Is configured to be approximately twice as long as the lower engaging portions 7a and 7b at both ends.

On the other hand, as shown in FIG. 4, the inner surface of the side wall 2b facing the side wall 2a is similarly provided with a convex portion 5b having a predetermined thickness upward from the bottom plate 4, and the convex portion 5b is also formed. Upper engaging portion 6b whose upper edge is formed horizontally at a high position
And the lower engaging portions 7b formed horizontally at a low position are alternately arranged so as to be completely symmetrical to the upper engaging portions 6a and the lower engaging portions 7a formed on the side wall 2a.

That is, the upper engaging portion 6b is provided on the convex surface portion 5b and the upper engaging portion 6 of the convex surface portion 5a is opposed to the lower engaging portion 7a of the convex surface portion 5a.
The lower engaging portion 7b is formed on the convex surface portion 5b opposite to a, and the upper engaging portion 6b at the central portion is approximately twice as long as the upper engaging portions 6b, 6b at both ends. Has been formed.

Both of these convex portions 5a and 5b are integrally formed on the side walls 2a and 2b, and the lower engaging portions 7a and 7b and the upper engaging portions 6a and 6b are both formed by the vertical convex portion 5c. A clear step is formed and they are connected in series.

In addition, 8 is a handle formed so as to be convenient for carrying this container.

On the other hand, the lid 9 is provided on each side wall 2a, 2b, 3 of the container body 1.
Fitting edge 10 that fits airtightly along the inside of the upper edges of a and 3b
In addition to the above, it has a handle 11 and is configured to fit the fitting edge 10 to seal the opening of the container body 1.

The temperature holder 12 mounted in the container body 1 has a rectangular shape, and the opposing short sides have cutouts 14a, 14 on both sides.
b is provided to project the central portion to form a central convex edge portion. In the embodiment, the central central edge portion is further recessed to form a pair of central convex edge portions 13a and 13b. The inlet 17 is attached to the recessed portion, and the inlet 17 is fixed by a thin plate-shaped rib 18.

The other short side is formed with a notch 16 at a portion corresponding to the central convex edge portion 13a, 13b to form an end convex edge portion 15a, 15b at the end edge portion, respectively.

In addition, a hole 19 is provided in the center of the plate surface of the temperature holding body 12 for lifting it by hand and smoothly distributing heat to the front and back.
A plurality of concave ribs 2 are provided on the front and back plate surfaces for the purpose of radiating heat, maintaining elasticity of the temperature retaining agent filled therein against temperature changes, and maintaining the strength of the temperature retaining body 12.
0 is provided.

In addition, in the four corners of each plate surface on the front and back of the temperature holder 12,
As shown in FIG. 2, two circular protrusions 21a and two recesses 21b having a diameter into which the protrusions 21a can be fitted are provided so as to be in the same array on a diagonal line.

That is, as shown in FIG. 2, the projections 21a and the recesses 21b have two projections 21a parallel to the long side of the temperature holder 12 at the corners near the notch 14a and the end convex edge 15b. Along each of the two concave portions 21b are arranged so as to cross each other along the short side, and one notch 14b is formed.
In the corner portion near the end convex edge portion 15a, each two protrusions 21a are parallel to the short side of the temperature holder 12, and each two concave portions 21b are parallel to the long side. They are arranged in a cross shape.

Further, as shown in FIG. 3, the projections 21a and the recesses 21b are provided at positions on the other surface corresponding to the projections 21a on the one surface.
b is provided.

In this way, by disposing the protrusions 21b and the recesses 21b at the four corners differently from the front and back sides, one temperature holder 1
2, the other temperature holder 12 is inverted and the injection port 17
By stacking the cutouts 16 and the cutouts 16 so that they are aligned in the same direction, the projections 21a are not inserted into the respective recesses 21b and are not misaligned, so that the stacks can be stably stacked.

A method of using the container body 1 having such a structure, the container including the lid 9 and the temperature holder 12 will be described below.

The container of the embodiment is of a system that uses two temperature holders 12 and 12, and by using these two temperature holders 12, one container body 1 can be used in three ways.

That is, the first method of use is the method shown in FIG. 5 (a), in which two temperature holders 12 and 12 are arranged in the same direction, and the central convex edge portions (13a and 13b) of each temperature holder 12 are arranged. Is placed on the upper engaging portions 6a, 6a provided on the side wall 2a side, and the end convex edge portion 15b of the temperature holding body 12 on the left side of the drawing is attached to the upper engaging portion 6b located on the left side, and the right end portion The convex edge portion 15a is located in the left half of the upper engaging portion 6b in the center, and the end convex edge portion 15b of the right temperature holder 12 is located in the central upper engaging portion 6b.
In the right half portion of b, and the one end convex edge portion 15a is placed on the upper end engaging portion 6b at the right end, respectively, and thus, the two temperature holding bodies 12, 12 are attached to the container body 1. As a result, the bottom surface 4 of the container body 1 and each temperature holder 12,
Since the distance between the lower surface of the container 12 and the lower surface of the container 12 is large, the container main body 1 can be used in a wide space or can be used in a state in which the stored object (not shown) and the temperature holder 12 are separated from each other.

The second usage is the method shown in FIG. 5 (b),
Contrary to the above (a), the central convex edge portions (13a, 13b) of the temperature holding bodies 12, 12 are placed on the lower engaging portions 7b, 7b provided on the side wall 2b side, respectively, and the temperature holding bodies 12 The end convex edges 15a and 15b of the container are placed on the lower engaging portions 7a and 7a provided on the side wall 2a, respectively. In this method, the container main body 1 is narrowed or stored (not shown). It can be used in a state of being brought close to the temperature holding body 12.

The third usage is the method shown in FIG. 5 (c),
The central convex edge portion (13a, 1) of the two temperature holding members 12, 12
3b) are set so as to be opposite to each other as shown in FIG. 4, and then, the central convex edge portion (13a, 13b) of the left temperature holding body 12 is attached to the upper engaging portion 6 on the left side of the side wall 2a.
After the end convex edge 15b is placed on the upper engaging portion 6b at the left end on the side wall 2b side and the end convex edge 15a is placed on the left side of the central upper engaging portion 6b. , The central convex edge portion (13a, 13b) of the right temperature holder 12 on the side wall 2
Placed on the lower engaging portion 7b at the center formed in b, and the right end convex edge portion 15b formed at the edge on the opposite side to the right half side of the lower engaging portion 7a at the center of the side wall 2a End edge 1
5a is placed on the lower engaging portion 7a formed at the right end, and set, the left half side of the container main body 1 has the temperature holding member 1a.
2 and the bottom part 4 can be separated, and the right half can be used with the distance reduced.

Therefore, various uses can be made by changing the set position of the temperature holder 12 according to the type and amount of the items (products) to be stored in the container body 1.

In the embodiment, the opposite side walls 2 of the container body 1 are
The convex surface portions 5a and 5b are formed on a and 2b, and the upper engaging portion and the lower engaging portion are provided by using the convex surface portions. However, after the convex surface portions 5a and 5b are formed separately, this is formed into a container. It may be mounted in the main body 1, and the point is that the specific configuration is not limited as long as the temperature holding body 12 can be mounted on the side wall of the container main body 1 at different heights.

[Effect of device]

The container for keeping warm and cold according to the present invention comprises an upper engaging portion for supporting the central convex edge portion of the temperature holder at a high position on one inner surface of opposite side walls of the container body, and an edge convex edge portion of the temperature holder. A lower engaging portion that supports the lower holding portion on the other inner surface, and a lower engaging portion that supports the central convex edge portion of the temperature holder at the lower position on the other inner surface, A central convex edge formed on the temperature holding body is symmetrically arranged at a position facing the lower engaging portion and an upper engaging portion for supporting the end convex edge portion of the temperature holding body at a high position. The holding position can be changed depending on which engaging portion formed on the side wall the engaging portion and the end convex edge portion are engaged with.

Therefore, it is possible to select the optimum environment for the product to be stored according to the type, size, storage amount, etc. of the product (product) to be stored in the container body, and to store and carry the product while maintaining the product in the best condition.

In addition, the temperature-holding body can be repeatedly used by refilling the temperature-holding agent and re-accumulating the radiated energy, so that it has a great advantage in practical use such as being extremely economical.

[Brief description of drawings]

The drawings show an embodiment of the container for keeping warm and cold according to the present invention. FIG. 1 is a perspective view showing a container body and a lid, FIG. 2 is a perspective view of a temperature holding body, and FIG. 3 is a temperature holding body. FIG. 4 is a partially enlarged cross-sectional view showing the relationship between protrusions and recesses for use in a vertically stacked manner, FIG. 4 is a reference perspective view showing attachment of a temperature holder to a container body, and FIG. The relationship with the temperature holder is shown in (a) a state where the temperature holder is held at a high position of the container body, and (b) shows a state where the temperature holder is held at a low position of the container body. FIG. 7C is an explanatory diagram showing a state in which one is held at a high position and the other is held at a low position. 1 ... Container body 2a, 2b, 2c, 2d, ... Side wall, 4 ... Bottom surface, 5a, 5b ... Convex portion, 6a, 6b ... Upper engaging portion, 7a, 7b ... Lower engaging portion, 8 ... Handle, 9 ... Lid, 12 ... Temperature holding body, 13a, 13b ... Central convex edge, 14a, 14b ... Notch, 15a, 15b ... End convex edge, 16 ... Notch Part, 17 ... injection port, 21a ... projection, 21b ... recessed part,

Claims (1)

[Scope of utility model registration request] 1. A heat-insulating container body having an open upper surface, a heat-insulating lid body for covering the opening of the container body, and a temperature holder comprising a plate-shaped hollow body mounted in the container body. And a central convex edge portion protruding from the central portion on one edge side of the temperature holder,
An end convex edge is formed at each end of the other edges, and one of the opposing side walls in the container body is engaged with the central convex edge of the temperature holder to support it at a high position. An upper engaging part and a lower engaging part that engages with the end convex edges on both sides to support it at a low position are formed, and the other side wall is provided with a temperature adjusting member at a position facing the upper engaging part. A lower engaging portion that engages with the central convex edge portion of the holder and supports it at a low position, and an upper engaging portion that engages with the convex edge portion of the end portion of the temperature holder and supports it at a high position on both sides thereof. A container for keeping warm and cold, which is characterized in that