KR20110124823A - Cold insulation box - Google Patents

Abstract

PURPOSE: An insulating box is provided to keep cold air for a long time by delaying the flow of cold air with an insulating member. CONSTITUTION: An insulating box comprises an insulating unit(10), an insulating member, and an insulating body(50). The insulating unit comprises a first insulating unit and a second insulating unit. The second insulating unit maintains a gap from the first insulating unit and has a lower freezing point than the first insulating unit. The insulating member is arranged between the first and second insulating units. The insulating body holds the second insulating unit to prevent heat exchange of the cold air of the insulating unit with external air. The thermal conductivity of the insulating member is higher than the insulating body.

Description

Cold storage box {COLD INSULATION BOX}

According to the present invention, since the heat insulating part provided between the first cold storage part and the second cold storage part delays the flow of cold air flowing from the second cold storage part toward the first cold storage part, the cold air of the second cold storage part is kept in the first cold storage part. It is possible to be easily delivered to the unit for a longer time, thereby allowing the first cold storage unit of the cold storage unit to emit a constant temperature of the cold air for a longer time, as well as the replacement cycle of the cold storage unit becomes longer, so that the user The present invention relates to a cold storage box that can minimize the inconvenience of replacing parts.

In general, the cold pack is a product that is filled in a sealed pack of the coolant, and serves to lower the temperature of other things in the summer by reducing the temperature by dissipating cold air around.

For example, in order to store food in a box at low temperature, it may be used by putting it in a freezing box or the like, and wearing it on a vest so that the user may work coolly in the summer.

These cold packs are determined according to the characteristics of the coolant and the pack containing the coolant performance, in particular, the duration of the cold hold.

Accordingly, the industry has continued to improve the characteristics of the coolant and the pack containing it.

The inventors of the present invention retard the flow of cold air flowing in the direction of the first cold storage unit from the second cold storage unit between the first cold storage unit and the second cold storage unit because the cold air in the second cold storage unit It is possible to be easily delivered to the unit for a longer time, thereby allowing the first cold storage unit of the cold storage unit to emit a constant temperature of the cold air for a longer time, as well as the replacement cycle of the cold storage unit becomes longer, so that the user I would like to propose a cold box that can minimize the burden of the replacement of wealth.

According to the present invention, since the heat insulating part provided between the first cold storage part and the second cold storage part delays the flow of cold air flowing from the second cold storage part toward the first cold storage part, the cold air of the second cold storage part is kept in the first cold storage part. It is possible to be easily delivered to the unit for a longer time, thereby allowing the first cold storage unit of the cold storage unit to emit a constant temperature of the cold air for a longer time, as well as the replacement cycle of the cold storage unit becomes longer, so that the user It is an object of the present invention to provide a cold storage box that can minimize the inconvenience of replacing parts.

The present invention for achieving the above object is a cold storage unit consisting of a first cold storage unit, and a second cold storage unit that maintains a predetermined interval with the first cold storage unit and the freezing point lower than the first cold storage unit; A heat insulation part provided between the first cold storage part and the second cold storage part; Insulating body to accommodate at least the second cold storage unit to prevent heat exchange between the cold and the outside of the cold storage portion, and the heat insulation is characterized in that the heat conductivity is higher than the heat insulating body or cold air discharge hole is formed Provide a box.

Here, it is preferable that a coolant having a lower freezing point than the first cooler is accommodated in the second cooler.

In addition, the second cold storage is preferably made of one or more cold packs.

Further, the first cold storage unit is preferably made of one or more cold packs.

In addition, a heat insulation cover is provided at an upper end of the heat insulation body, and the heat insulation cover is preferably formed with a cold air discharge hole for discharging the cold air of the first cold storage portion.

According to the present invention, since the heat insulating part provided between the first cold storage part and the second cold storage part delays the flow of cold air flowing from the second cold storage part toward the first cold storage part, the cold air of the second cold storage part is kept in the first cold storage part. It is possible to be easily delivered to the unit for a longer time, thereby allowing the first cold storage unit of the cold storage unit to emit a constant temperature of the cold air for a longer time, as well as the replacement cycle of the cold storage unit becomes longer, so that the user There is an effect that can be minimized to feel the hassle of replacement of wealth.

And, through the cold air discharge hole formed in the heat insulating portion there is an effect that can be easily transferred to the first cold portion for a long time more easily the cold air.

Also. When a coolant having a lower freezing point than the first cooler is accommodated in the second cooler of the cooler, the second cooler may be used for a long time more easily than the cold air of the first cooler of the first cooler. It has the effect of being able to deliver over time.

And, there is an effect that can be more easily formed by using the at least one cold pack.

Furthermore, there is an effect that it is easier to form the first cold storage using one or more cold packs.

In addition, according to the kind of storage stored in the heat insulation body through the cold air discharge hole formed in the heat insulation cover, it is possible to more easily control the cold air temperature inside the heat insulation body, and thus include food, beverages, medicines, etc. There is an effect that can be stored in a state that is more easily maintained in a low temperature state for a long time without lowering the quality of the freshness and the like.

1 is a perspective view schematically showing the present invention cold box,
Figure 2 is a cross-sectional view schematically showing a cold box as a first embodiment of the present invention,
3 is a cross-sectional view schematically showing a cold box as a second embodiment of the present invention;
Figure 4 is a cross-sectional view schematically showing a cold box as a third embodiment of the present invention,
5 and 6 is an exploded perspective view schematically showing a state in which the cooling unit and the heat insulation unit are separated from the heat insulation body,
7 is a perspective view schematically showing a cold box as a fourth embodiment of the present invention;
8 is a cross-sectional view taken along line AA of FIG. 7,
9 is a perspective view schematically showing a cold box as a fifth embodiment of the present invention;
10 is a cross-sectional view taken along the line BB of FIG. 9,
11 is a perspective view schematically showing a cold box as a sixth embodiment of the present invention;
12 is a cross-sectional view taken along the line C-C of FIG.
FIG. 13 is a cross-sectional view schematically illustrating a state in which a second cold storage unit and a first cold storage unit are formed of one or more cold packs.
14 and 15 are cross-sectional views schematically showing a state that the heat insulation cover is provided at the upper end of the heat insulation body.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. Of course, the scope of the present invention is not limited to the following examples, and various modifications can be made by those skilled in the art without departing from the technical gist of the present invention.

1 is a perspective view schematically showing a cold box according to the present invention, Figure 2 is a cross-sectional view schematically showing a cold box as a first embodiment of the present invention.

In one embodiment of the present invention, the cold box, as shown in Figures 1 and 2 may be made large, including the cooling unit 10, the heat insulating portion 30 and the heat insulating body (50).

First, the cold storage unit 10 is composed of a first cold storage unit 110 and a second cold storage unit 130.

The second cold storage unit 130 may be provided in a lower direction of the first cold storage unit 110 while maintaining a predetermined distance from the first cold storage unit 110.

The freezing point fp ₁ of the second cold storage unit 130 is lower than the freezing point fp ₂ of the first cold storage unit 110 (fp ₁ <fp ₂ ).

Next, the heat insulating part 30 may be horizontally provided between the first and second cool parts 110 and 130 to be in contact with the first and second cool parts 110 and 130, respectively.

The heat insulating part 30 may be made of a material having high thermal conductivity such as a sponge or a thin styrofoam material, a thin urethane material, a thin cloth material, a thin nonwoven material, and a thin plastic material. It is not limited to this.

Next, the heat insulating body 50 accommodates at least the second cold storage unit 130 to prevent heat exchange between the cold and the outside air of the cold storage unit 10.

The heat insulation body 50 may be made of a material having a low thermal conductivity such as a thick styrofoam material, but is not necessarily limited thereto.

For example, as shown in FIG. 2, the heat insulating body 50 may cover both the lower outer peripheral surface portion of the first cold storage part 110 and the lower outer peripheral surface and the lower outer peripheral surface of the lower both sides of the second cold storage part 130. .

The upper and lower height values h ₁ of both side surfaces of the heat insulation body 50 are arranged so that the heat insulation body 50 surrounds a portion of both outer peripheral surfaces of the lower side of the first cold storage unit 110. The height value h ₂ and the vertical height value h ₃ of the heat insulating part 30 may be greater than the sum of the sums. (H ₁ > h ₂ + h ₃ )

3 is a cross-sectional view schematically showing a cold box as a second embodiment of the present invention.

As another example, as shown in FIG. 3, the heat insulating body 50 may cover both the outer peripheral surface of both sides of the first cold storage part 110 and the lower outer peripheral surface and the lower both outer peripheral surfaces of the second cold storage part 130. .

In order to cover the entire outer circumferential surface of both sides of the first cold storage unit 110, the upper and lower height values h ₁ of both side surfaces of the heat insulation body 50 are vertical heights of the second cold storage unit 130. value (h _2), the vertical height level of the insulating portion (30) (h _3), wherein the same as the vertical height value sum (h ₄₎ value of the first cold storage unit 110 or may be as large as a smile. ( h1 ≥ h ₂ + h ₃ + h ₄ )

Figure 4 is a cross-sectional view schematically showing a cold box as a third embodiment of the present invention.

As another example, as shown in FIG. 4, the heat insulation body 50 surrounds both an upper outer circumferential surface and both outer circumferential surfaces of the first cold storage part 110, and a lower outer circumferential surface and both outer circumferential surfaces of the second cold insulation part 130. Can be.

At this time, as shown in Figure 4a) the upper surface of the heat insulating body 50 has a cold air discharge hole 51 is opened in the upper and lower sides for discharging the cold air of the first cooling unit 110 to the outside Plurally formed vertically at regular intervals,

As shown in b) of FIG. 4, the cold air discharge holes 51 may be formed on both sides of the heat insulating body 50 at both sides thereof.

The cold air temperature inside the heat insulation body 50 may be adjusted according to the number of the cold air discharge holes 51.

As the number of the cold air discharge holes 51 increases, the cool air of the first cold storage unit 110 may be discharged in a larger amount to the outside, and thus, a large amount of cold air may flow into the heat insulation body 50. It becomes impossible to stay and the cold air temperature inside the heat insulation body 50 becomes high.

As the number of the cold air discharge holes 51 decreases, the cold air of the first cold storage unit 110 may be discharged in a smaller amount to the outside, and thus a large amount of cold air inside the heat insulation body 50. It is possible to stay so that the cold air temperature inside the heat insulation body 50 can be lowered.

On the other hand, although not shown in Figure 4, both sides of the central portion of the heat insulating body 50 may be provided with a detachable means including a zipper lock, Velcro, snap button.

The insulating body 50 may be separated and coupled in a bisected state by the detachable means, and thus the user may have the second cooling unit 130 and the heat insulating part inside the insulating body 50 of FIG. 4. 30 and the first cold storage unit 110 can be accommodated more easily.

5 and 6 is an exploded perspective view schematically showing a state in which the cooling unit 10 and the heat insulating portion 30 are separated from the heat insulating body 50.

As shown in FIG. 5, the cold storage part 10 and the heat insulating part 30 including the first cold storage part 110 and the second cold storage part 130 may be integrally formed.

On the contrary, as shown in FIG. 6, the first cold storage unit 110, the heat insulation unit 30, and the second cold storage unit 130 may be individually formed to be sequentially stacked in the vertical direction.

For convenience of replacement of the cold storage unit 10, the first cold storage unit 110, the heat insulation unit 30 and the second cold storage unit 130 is to be individually formed to be sequentially stacked in the vertical direction good.

Next, as shown in FIGS. 2, 3, 4 and 6, the heat insulating part 30 has an upper and lower side for discharging cold air of the second cold storage part 130 to the first cold storage part 110. The cold air discharge hole 310 in an open state may be formed in plurality in a vertical direction at regular intervals in the left and right directions.

An advantage of allowing the cold air of the second cold storage unit 130 to be transferred to the first cold storage unit 110 more easily for a long time through the cold air discharge hole 310 formed in the heat insulation unit 30. This will be.

Next, the coolant 131 having a lower freezing point than the coolant 111 accommodated in the first cooler 110 may be accommodated in the second cooler 130 of the cooler 10.

As the coolant 111 accommodated in the first cold storage unit 110, when water is used, as the coolant 131 accommodated in the second cold storage unit 130, sodium chloride, alcohols, glycols, An aqueous solution in which a freezing point lowering agent such as sugars and urea is dissolved may be used, or a known coolant, dry ice, liquid nitrogen, or the like may be used, but is not necessarily limited thereto.

The freezing point of the coolant 131 accommodated in the second cooler 130 may be lower than that of the coolant 111 accommodated in the first cooler 110.

For example, as the coolant 111 accommodated in the first cold storage unit 110, when using an aqueous solution in which a low concentration of the ice-lowering agent is dissolved in water, the coolant 131 accommodated in the second cold storage unit 130. As an example, an aqueous solution obtained by dissolving a high-density freezing point depressant in water can be used.

When the coolant 131 having a lower freezing point than the coolant 111 of the first cooler 110 is accommodated in the second cooler 130 of the cooler 10, the second cooler 130 is The cooler of the lower temperature than the cold air of the coolant 111 of the first cold storage unit 110 to the first cold storage unit 110 has an advantage that can be delivered more easily for a long time.

7 is a perspective view schematically showing a cold box according to a fourth embodiment of the present invention, and FIG. 8 is a cross-sectional view taken along line AA of FIG. 7.

Next, the overall shape of the cooling unit 10, the heat insulating portion 30 and the heat insulating body 50 may be formed in a square shape, but is not necessarily limited thereto, as shown in Figs. It may be formed in a variety of shapes, such as can be formed in any one of a circular or oval shape.

When the overall shape of the cooling unit 10, the heat insulating portion 30 and the heat insulating body 50 is formed in any one of a circular or elliptical shape,

As shown in FIG. 8, the first cold storage unit 110 may be accommodated inside the second cold storage unit 130 while maintaining a predetermined distance from the second cold storage unit 130.

That is, the second cold storage unit 130 is the first cold storage unit 110 so that the first cold storage unit 110 is located at a predetermined interval inside the second cold storage unit 130. Will be wrapped.

The heat insulation part 30 may be vertically provided between the first cold storage part 110 and the second cold storage part 130 to be in contact with the first cold storage part 110 and the second cold storage part 130.

The cold air discharge hole 310 of the heat insulating part 30 may be formed at regular intervals in the vertical direction in the inside of the heat insulating part 30 in a state in which both sides are open.

The heat insulation body 50 may be accommodated in a state in which the heat insulation body 30 and the second heat insulation unit 130 are wrapped so that the first cold storage unit 110 may be exposed to the outside.

FIG. 9 is a perspective view schematically illustrating a cold box according to a fifth embodiment of the present invention, and FIG. 10 is a cross-sectional view taken along line BB of FIG. 9.

Next, as shown in FIG. 9 and FIG. 10, the cross section in which a beverage product such as a beer bottle can be inserted vertically is formed in a shape of any one of circular or oval shape inside the first cold storage part 110. This open insertion space 112 may be formed.

By inserting the beverage products such as beer bottles vertically in the insertion space 112 formed inside the first cold storage unit 110 of FIGS. 9 and 10 it is possible to store the beverage products such as beer bottles in a cold state for a longer time. .

FIG. 11 is a perspective view schematically illustrating a cold box as a sixth embodiment of the present invention, and FIG. 12 is a cross-sectional view taken along line CC of FIG. 11.

Next, as shown in FIGS. 11 and 12, the second cold storage unit 130 may be accommodated inside the first cold storage unit 110 while maintaining a predetermined distance from the first cold storage unit 110. Can be.

That is, the first cold storage unit 110 is the second cold storage unit 130 so that the second bobbin portion 130 is located in the state spaced at a predetermined interval inside the first cold storage unit 110. Will be wrapped.

The heat insulation part 30 may be vertically provided between the first and second cool parts 110 and 130 to be in contact with the first and second cool parts 110 and 130.

The cold air discharge hole 310 of the heat insulating part 30 may be formed at regular intervals in the vertical direction in the inside of the heat insulating part 30 in a state in which both sides are open.

The heat insulation body 50 may be fixed and bonded to the upper and lower surfaces of the second cold insulation portion 130 and the heat insulation portion 30 so as to surround the second cold insulation portion 130 and the heat insulation portion 30. Can be.

FIG. 13 is a cross-sectional view schematically illustrating a state in which the second cold storage unit 130 and the first cold storage unit 110 are formed of one or more cold packs 133 and 113.

Next, as shown in FIG. 13, the second cooling unit 130 of the cooling unit 10 may be formed of one or more known cooling packs 133.

Next, as shown in FIG. 13, the first cold storage unit 110 of the cold storage unit 10 may also include one or more known cold packs 113.

The freezing point fp ₃ of the coolant 133a accommodated in the one or more cold packs 133 forming the second cold storage unit 130 is one or more of the cold packs forming the first cold storage unit 110. It may be lower than the freezing point fp ₄ of the coolant 113a accommodated inside the 113. (Fp ₃ <fp ₄ )

The cold pack 133 forming the second cold storage unit 130 may be stacked in multiple stages in the vertical direction.

The cold pack 113 constituting the cold storage unit 110 forming the first cold storage unit 110 may also be stacked in multiple stages in the vertical direction.

The second cold storage unit 130 may be more easily formed using one or more of the cold packs 133, and the first cold storage unit 110 may be more than one of the cold packs 113. There is an advantage that can be easily formed.

14 and 15 are cross-sectional views schematically showing a state in which the heat insulation cover 70 is provided at the upper end of the heat insulation body 50.

Next, as shown in FIG. 14, the heat insulation cover 70 may be detachably mounted on the upper end of the heat insulation body 50 in a horizontal manner.

The insulation cover 70 may be made of a material having a low thermal conductivity such as a thick styrofoam material, but is not necessarily limited thereto.

On the other hand, although not shown in Figure 14, the lower end of the other end of the heat insulating cover 70 may be hinged to the upper end of the other end of the heat insulating body 50 in order to prevent the loss of the heat insulating cover 70 in advance. have.

In order to adjust the cold air temperature inside the heat insulation body 50 according to the kind of storage stored in the heat insulation body 50 by the user, the heat insulation cover 70 has cold air of the first cold storage unit 110. Cold air discharge hole 710 is opened up and down to discharge to the outside may be formed.

As shown in a) of FIG. 14, one of the cold air discharge holes 710 may be formed at the center of the upper surface of the heat insulating cover 70.

Alternatively, as shown in b) of FIG. 14, the plurality of cold air discharge holes 710 may be formed at predetermined intervals in a horizontal direction in the upper and lower sides of the heat insulating cover 70.

Alternatively, as shown in c) of FIG. 14, both sides of the cold air discharge hole 710 may be formed at both sides of the heat insulating cover 70.

Alternatively, as shown in d) of FIG. 14, the cold air discharge holes 710 may be formed on both sides of the heat insulating body 50, both sides of which are open.

The cold air temperature inside the heat insulation body 50 may be adjusted according to the number of the cold air discharge holes 710.

As the number of the cold air discharge holes 710 increases, the cold air of the first cold storage unit 110 may be discharged in a larger amount to the outside, and thus, a large amount of cold air may flow into the heat insulation body 50. It becomes impossible to stay and the cold air temperature inside the heat insulation body 50 becomes high.

As the number of the cold air discharge holes 710 is smaller, the cold air of the first cold storage unit 110 may be discharged in a smaller amount to the outside, and thus a large amount of cold air is formed in the heat insulation body 50. It is possible to stay so that the cold air temperature inside the heat insulation body 50 can be lowered.

Through the cold air discharge hole 710 formed in the heat insulation cover 70 can be more easily adjusted to the cold air temperature inside the heat insulation body 50 according to the type of storage stored in the heat insulation body 50. As a result, there is an advantage that it can be stored in a state that is more easily maintained in a low temperature state for a long time without degrading the quality of the stored material including food, beverage, medicines, etc. stored in the insulation body 50. .

Next, as shown in FIG. 15, the heat insulation cover 70 may include a lower heat insulation cover 710 and an upper heat insulation cover 730.

The lower insulating cover 710 is a horizontal plate 711 is formed with the cold air discharge hole 710; Vertically formed at both ends of the horizontal plate 711, one side and the other vertical plate (713, 715) that the lower end is seated on the upper end of the heat insulating body (50);

The horizontal plate 711 may have a plurality of cold air discharge holes 710 having upper and lower sides opened at predetermined intervals in a horizontal direction.

The upper side of the one side and the other vertical plate (713, 715) may be extended vertically in a predetermined length in the upper direction of the horizontal plate (711).

Lower sides of the one side and the other vertical plate (713, 715) may be extended up and down in a predetermined length in the lower direction of the horizontal plate (711).

An upper storage space 717 may be formed between the one side and the upper side of the other vertical plates 713 and 715.

In the storage space 717, a storage including food, beverages, medicines, and the like may be stored.

The upper insulation cover 730 may be detachably mounted on the upper side of the one side and the other vertical plate (713, 715).

Meanwhile, although not shown in FIG. 15, the lower end of the other end of the upper insulation cover 730 may be hinged to the upper side of the other vertical plate 715 to prevent loss of the upper insulation cover 730 in advance. It may be.

In the present invention configured as described above, the heat insulation part 30 provided between the first cold storage part 110 and the second cold storage part 130 is the first cold storage part (2) in the second cold storage part 130. Since the cold air flowing in the direction 110 is delayed, the cold air of the second cold storage unit 130 can be easily transferred to the first cold storage unit 110 for a longer time, and thus the cold storage unit ( The first cold storage unit 10 of 10 may not only radiate cold air at a constant temperature for a longer time, but also a replacement cycle of the cold storage unit 10 becomes longer, thereby allowing the user to replace the cold storage unit 10. There is an advantage to minimize the hassle of feeling about.

10; Cold storage unit 110; First cold storage part,
111, 113a, 131, 133a; Coolant, 113, 133; Cold Pack,
130; A second cold storage part 30; Heat Insulation,
51, 310, 710; Cold vent, 50; Heat Insulation,
70; Insulation cover.

Claims (5)

The cold storage part 10 which consists of a 1st cold storage part 110 and the 2nd cold storage part 130 which maintains a predetermined space | interval with the 1st cold storage part 110, and has a freezing point lower than the 1st cold storage part 110 Wow;
A heat insulation part 30 provided between the first cold storage part 110 and the second cold storage part 130;
And a heat insulating body 50 accommodating at least the second cold storage unit 130 to prevent heat exchange between cold and outdoor air of the cold storage unit 10.
The heat insulating part 30 is a cold box, characterized in that the thermal conductivity is higher than the heat insulating body 50 or cold air discharge hole 310 is formed.
The method of claim 1,
The cold storage box, characterized in that the inside of the second cold storage unit 130, the coolant 131 having a lower freezing point than the first cold storage unit 110 is accommodated.
The method of claim 1,
The second cold storage unit 130 is a cold box, characterized in that consisting of one or more cold pack 133.
The method of claim 1,
The first cold storage unit 110 is a cold storage box, characterized in that consisting of one or more cold pack (113).
The method of claim 1,
Insulation cover 70 is provided on the upper end of the heat insulation body 50,
Cooling box, characterized in that the heat insulating cover 70 is formed with a cold air discharge hole (710) for discharging the cold air of the first cold storage unit (110).

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