JPH0343188Y2 - - Google Patents

Description

[Detailed description of the invention] (Industrial application field) This invention stores objects to be kept cold, such as fruits, vegetables, fish, and ham, in the container body, then covers the main lid and stacks them in a refrigeration facility. Cold air is circulated inside, and at the time of shipping, cold storage agents such as dry ice or bagged ice are stored in the cold storage agent storage chamber formed in the container body, and a sub-lid is placed on the container to seal the object. This invention relates to a packaging container that can be kept sufficiently cold.

(Prior art) A cold storage container that stores objects to be refrigerated in a box-shaped body made of foamed polystyrene, and consists of a box-shaped body made of foamed polystyrene containing dry ice, ice, etc., and a lid made of foamed polystyrene is disclosed in Japanese Utility Model Application Publication No. 172752/1983. , Utsukai Showa 58-
Each is disclosed in Publication No. 52144.

Such a cold storage container is designed to allow cold air to flow into the box-shaped body with the inner lid and top lid removed in order to keep the contents cold in a refrigeration facility.

(Problem to be solved by the invention) A cold storage container is formed by such a box-shaped main body having heat insulation properties and a lid, an object to be kept cool is stored in the box-shaped main body, and the lid is covered and closed. Even if they are stacked in a refrigeration facility, cold air will not circulate inside the box-shaped body.

Therefore, in the case of a cold storage container consisting of a box-shaped body, an inner lid, and an upper lid, there are problems such as the inability to store the containers stacked in a refrigeration facility.

(Means for solving the problem) The present invention stores objects to be refrigerated in the container body, covers the main lid, and stacks them in a refrigerating facility.When shipped, the object is stored in a refrigerant storage chamber formed in the container body. A cold storage container that stores cold storage agents such as ice, bagged ice, etc. and is covered with a sub-lid to make it airtight so that it can be transported immediately, and the front wall and rear wall of the container part that opens at the top. A fitting convex portion is provided on the main lid fitting stepped portion, and hand-held projecting portions are formed on both sides of the container portion, and key-shaped fitting step portions are provided on both sides of the upper end of each of these hand-held projecting portions, and a fitting recess is provided in the outer wall portion. , a ventilation notch is provided at the upper edge of at least one side wall of the container, and the outer wall of one hand-held overhang, both end walls, and one side wall of the container,
a container body having a top opening and defining a cold storage agent storage chamber communicating with the inside of the container through the ventilation notch;
A main lid having a fitting notch that can be freely fitted with the fitting convex part in the fitting step part on the lower surface and forming sub-lid fitting steps on both side edges, and fitting with the fitting recess in the outer wall part of the hand-held projecting part. A freely downward fitting projecting wall part is provided on the outer side, a fitting part is provided on the inner side that can be freely fitted with the sub-lid fitting step part, and a step part that can be freely fitted with the key-shaped fitting step part is provided on the lower surface. The main lid is placed over the container body to form a ventilation hole with the ventilation notch and the main lid, and the two secondary lids are placed over the main lid to create a sealed state. The present invention provides packaging containers.

(Function) When items to be kept cool are stored in the container body, covered with a lid, and immediately stacked in a refrigeration facility, a ventilation hole formed by the ventilation notch on the upper edge of both side walls of the container body and the main lid will open. Cold air can be circulated through the container to keep the object cold, and at the time of shipment, a cold storage agent such as dry ice or bagged ice is stored in the cold storage agent storage chamber of the container body, and a sub-lid is placed on the container to seal it and isolate it from outside air. In addition, cold air generated by the cold storage agent can be circulated through the vent into the container body to maintain a cold state during transfer.

(Example) An example of the packaging container of the present invention will be described with reference to the drawings.

As shown in FIGS. 1, 2, and 3, the packaging container 1 includes a container body 2 made of a styrofoam molded product, a main lid 3, and a container body arranged on the left and right sides of the main lid 3. It consists of sub-lids 4, 4 that cover 2.

As shown in FIG. 4, FIG. 5, FIG. 6, FIG. 7, and FIG. The handheld projecting part 6 has a lower surface 6a higher than the outer surface of the bottom 5a of the container part 5 so that it can be grasped from both sides.

Main lid fitting step portions 5d, 5d are formed on the upper edges of the front wall portion 5b and rear wall portion 5c of the container portion 5,
Fitting convex portions 5e, 5e are provided at the longitudinal center portions of these main lid fitting step portions 5d, 5d, respectively.

Key-shaped fitting steps 6b, 6b are provided on both sides of the upper ends of the hand-held projecting portions 6, 6, and outer wall portions 6c, 6 are provided.
Fitting recesses 6d and 6d are respectively provided in the container part 5, and a ventilation notch 5g is provided in the upper edge of one side wall part 5f of the container part 5. The upper part of the other side wall part 5f is an optional open part, and the inside of the container part 5 and the inside of the hand-held extension part 6 are in communication state.

The ventilation notch 5g formed on one side wall 5f of the container portion 5 has an inverted trapezoid shape, and the surrounding side wall 5f has a partition wall shape, and the outer wall 6c and end wall 6e of one hand-held overhang 6 have an inverted trapezoidal shape. , 6e and the area around the ventilation notch 5g of one side wall 5f of the container part 5 define a cool storage agent storage chamber 7 which is open at the top and communicates with the inside of the container part 5 by the ventilation notch 5g. .

As shown in FIG. 9, FIG. 10, FIG. 11, and FIG. 12, the main lid 3 has fitting steps 3a, 3a on its lower surface that can be freely fitted into the main lid fitting step 5d of the container portion 5. A fitting notch 3b that can be freely fitted with the fitting convex portion 5e is provided in the center portion, and sub-lid fitting stepped portions 3c,
3c is formed.

The sub-lid 4 is shown in FIGS. 13, 14, and 15.
As shown in FIGS. 16, 17, and 18, a downward fitting projecting wall portion 4a is provided on the outer side, and a step that can be freely fitted with the sub-lid fitting step 3c of the main lid 3 is provided on the inner side. 4b, and key-shaped fitting stepped portions 6b, 6b on the lower surface.
There are provided step portions 4c, 4c which can be fitted freely with the main lid 3, and two sub-lids 4 are provided on the left and right sides of the main lid 3 to cover the container body 2.

As shown in FIGS. 6 and 7, the fitting recess 6d formed in the outer wall 6c of the hand-held overhang 6 of the container main body 2 is in contact with the outer recess 6g, which corresponds to approximately half the thickness of the outer wall 6c. As shown in FIGS. 14 and 17, the inner concave portion 6g is edged in a stepped shape, and the outer convex portion 4d, which corresponds to approximately half the thickness of the downward fitting protruding wall portion 4a of the sub-lid 4, The convex portion 4e has a step-like edge, and the fitting recess 6 of the hand-held projecting portion 6
d so that the downward fitting projecting wall portion 4a of the sub-lid 4 can be tightly fitted thereinto.

Further, the side portion of the key-shaped fitting step 6b of the hand-held projecting portion 6 in the container body 2 is connected to the main lid fitting step 5 of the container portion 5.
d and continuous with the front wall portion 5 of the container portion 5.
d. The outer surface of the back wall portion 5c and the outer surface of the end wall portions 6e, 6e of the hand-held projecting portion 6 are flush with each other.

Furthermore, the main lid fitting stepped portion 5 of the container portion 5 of the container body 2
When the step part 3a of the main lid 3 is fitted into the step part 3a of the main lid 3 and the notch 3b is fitted into the protrusion 5e, the ventilation opening 8 is formed between the ventilation notch 5g and the side edges 3d, 3d of the main lid 3. One side edge 3d of the main lid 3 is formed to be placed on the upper edge of the side wall 5f (see FIG. 6).

Incidentally, stepped small holes 9, 9, 9 are formed through the bottom of the cold storage agent storage chamber 7 formed in the hand-held overhang 6, and the ball valve 10 is engaged with the stepped portion 9a of the stepped small hole 9. When the required amount of liquid generated by the cold storage agent is reached, the ball valve 10 is floated to discharge the liquid. (See Figure 19).

Since the present invention is configured as described above, after putting the object to be kept cold into the container part 5 of the container body 2,
The main lid 3 is placed over the main lid 3 to form a ventilation hole 8 as shown in phantom lines in FIG.

In this way, with the main lid 3 placed on the container body 2, hold the hand-held protrusions 6, 6 on both sides and carry it into the refrigeration facility, and when it is carried alone or stacked, the cold air in the refrigeration facility will flow through the vent 8. It flows into the container section 5 to pre-cool the object under vacuum and keep it cold.

In particular, when stacking, a space is formed below the hand-held projecting portion 6 and cool air circulates therethrough, so that cooling is further promoted.

Next, at the time of shipping, a cold storage agent such as dry ice is put into the cold storage agent storage chamber 7 of one hand-held overhang 6 of the container body 2, and the downwardly fitting protruding wall portion 4a of the sub-lids 4, 4 is closed.
and the step portions 4c, 4c on both sides of the hand-held overhang portions 6,
6 into the fitting recess 6d and the key-shaped fitting step 6b, and the step 4b on the inner side is fitted into the sub-lid fitting step 3c of the main lid 3, thereby closing the refrigerant storage chamber 7 and simultaneously closing the container. The main body 2 is closed by the main lid 3 and the sub-lids 4, 4, and is isolated from the outside air.
It is distributed internally and transported in a constant state of cold storage. (Effects of the invention) This invention allows cold air to circulate inside the refrigeration facility by storing items to be refrigerated in the container and covering the main lid to form a vent. Put the cold storage agent in the cold storage agent storage chamber of the section, cover it with the sub-lid,
It is possible to transport objects to be kept cool while keeping them cool.

[Brief explanation of the drawing]

Fig. 1 is a partially cutaway front view of the packaging container of the present invention, Fig. 2 is a plan view thereof, Fig. 3 is a side view thereof, Fig. 4 is a front view of the container body, and Fig. 5 is a plan view thereof. Figure, 6th
The figure is a cross-sectional view taken along the - line in Figure 5, Figure 7 is a cross-sectional view taken along the - line in Figure 5, and Figure 8 is a cross-sectional view taken along the - line in Figure 5.
9 is a front view of the main lid, 10 is a top view, 11 is a side view, 12 is a bottom view, and 13 is a sub-section. A plan view of the lid, Fig. 14 is the same plan view, Fig. 15 is the same plan view.
Rear view, Figure 16 is the same / bottom view, Figure 17 is the same /
A side view, FIG. 18 is a sectional view taken along the line XX in FIG. 13, and FIG. 19 is an enlarged sectional view of the main part of the cool storage agent storage chamber. 1...Packaging container, 2...Container body, 3...Main lid, 3b...Inset notch, 4...Sub-lid, 4a...
Downward fitting projecting wall portion, 5...Container portion, 5d...Main lid fitting step portion, 5e...Fitting convex portion, 5g...Ventration notch, 6
...Handheld overhang, 6d... Fitting recess, 7... Cold storage agent storage chamber, 8... Ventilation port.

Claims (1)

[Scope of utility model registration request] A fitting convex portion is provided on the main lid fitting step portion of the front wall and rear wall of the container portion which opens upward, and hand-held projecting portions are formed on both sides of the container portion. A key-shaped fitting step part is provided, a fitting recess is provided in the outer wall part, a ventilation notch is provided in the upper edge of at least one side wall part of the container part, and the outer wall part of one hand-held overhang part, both end walls and the container part are provided. a container body which defines a refrigerant storage chamber that is open at the top and communicates with the inside of the container section through the ventilation notch; A main lid is provided with a freely fitting notch and a sub-lid fitting stepped portion is formed on both side edges, and a downward fitting protruding wall portion that can be freely fitted into a fitting recess in an outer wall portion of the hand-held projecting portion is provided on the outer side. It also has two sub-lids, each having a stepped part on its inner side that can be freely fitted with the sub-lid fitting step, and a stepped part that can be freely fitted with the key-shaped fitting step on its lower surface. A packaging container in which a main lid is placed over a container body, a ventilation hole is formed by the ventilation notch and the main lid, and two sub-lids are placed on the container body to form an airtight seal.