KR20230104419A - Manufacturing method for thermally insulated container - Google Patents

Abstract

Provided is a method for manufacturing a thermally insulated container, which provides a simple and quick manufacturing process. According to the present invention, the method comprises the steps of: preparing an inner box; and joining an outer case to the inner box. The step of preparing the inner box includes the steps of: assembling an internal frame; combining a plurality of vacuum insulation materials to prepare a vacuum insulation assembly; coupling a transparent plate to the outer surface of the inner frame; and coupling the vacuum insulator assembly to the outer surface of the transparent plate. The step of preparing the vacuum insulation assembly includes the steps of: joining a side surface of a first vacuum insulation panel and a side surface of a second vacuum insulation panel; and wrapping a part where the side surface of the first vacuum insulation panel and the side surface of the second vacuum insulation panel face each other with a waterproof tape.

Description

Manufacturing method for thermally insulated container

The present invention relates to a method for manufacturing an insulated container, and more particularly, to a method for manufacturing an insulated container with improved thermal insulation performance.

Semiconductor equipment, pharmaceutical products, or various chemical substances may be able to preserve their functions only when a constant temperature is maintained. For the transport of these substances, special containers capable of maintaining a constant temperature may be required. A special container capable of maintaining a constant temperature may be called a TCP (Temperature Controlled Package) container. The TCP container may include a phase change material (PCM) to maintain a constant temperature. For example, a PCM case including a PCM may be mounted on an inner wall of a TCP container.

An object to be solved by the present invention is to provide a method for manufacturing an insulated container capable of improving insulation performance.

The problem to be solved by the present invention is to provide a method for manufacturing a heat-insulated container with a simple and rapid manufacturing process.

The problem to be solved by the present invention is not limited to the problems mentioned above, and other problems not mentioned will be clearly understood by those skilled in the art from the description below.

In order to achieve the above object to be solved, a method for manufacturing an insulated container according to an embodiment of the present invention is to prepare an inner box; and coupling the enclosure to the inner box; Including, preparing the inner box: assembling the inner frame; combining a plurality of vacuum insulators to form a vacuum insulator assembly; bonding a transparent plate to the outer surface of the inner frame; and coupling the vacuum insulator assembly to the outer surface of the transparent plate. Including, making the vacuum insulator assembly: combining the side surface of the first vacuum insulation panel and the side surface of the second vacuum insulation panel; and wrapping a portion where the side surface of the first vacuum insulation panel and the side surface of the second vacuum insulation panel face each other with waterproof tape; can include

In order to achieve the object to be solved, in the method for manufacturing an insulated container according to an embodiment of the present invention, coupling the enclosure to the inner box may include covering the inner box with the enclosure.

In order to achieve the object to be solved, the manufacturing method of the insulated container according to an embodiment of the present invention may further include covering the front surface of the inner box and the front surface of the enclosure with a heat insulating cover.

In order to achieve the object to be solved, in the method for manufacturing an insulated container according to an embodiment of the present invention, the cross section of the insulated cover may have a 'c'-shaped shape.

In order to achieve the object to be solved, the method for manufacturing an insulated container according to an embodiment of the present invention may further include inserting a PCM case into the inner box.

In order to achieve the object to be solved, the method for manufacturing an insulated container according to an embodiment of the present invention is to combine the side surface of the first vacuum insulation panel and the side surface of the second vacuum insulation panel, the first vacuum insulation panel and foaming PE foam between the side surface of the insulation panel and the cavalier side of the second vacuum insulation panel.

In order to achieve the object to be solved, the insulated container manufacturing method according to an embodiment of the present invention includes coupling the vacuum insulator assembly to the outer surface of the transparent plate: applying a double-sided tape to the outer surface of the transparent plate; and attaching the vacuum insulator assembly on the double-sided tape; can include

In order to achieve the object to be solved, the insulated container manufacturing method according to an embodiment of the present invention includes: coupling the transparent plate to the outer surface of the inner frame: applying a double-sided tape to the outer surface of the inner frame; and attaching the transparent plate on the double-sided tape; can include

In order to achieve the above object to be solved, a method for manufacturing an insulated container according to an embodiment of the present invention is to prepare an inner box; and coupling the enclosure to the inner box; Including, preparing the inner box: assembling the inner frame; combining a plurality of vacuum insulators to form a vacuum insulator assembly; bonding a transparent plate to the outer surface of the inner frame; and coupling the vacuum insulator assembly to the outer surface of the transparent plate. Including, making the vacuum insulator assembly includes combining the side surface of the first vacuum insulation panel and the side surface of the second vacuum insulation panel, wherein the side surface of the first vacuum insulation panel and the second vacuum insulation panel Coupling the side surfaces of may include foaming PE foam between the side surfaces of the first vacuum insulation panel and the side surfaces of the second vacuum insulation panel.

In order to achieve the object to be solved, the insulated container manufacturing method according to an embodiment of the present invention includes assembling the inner frame: bending each of the lower frame, the upper frame, the first side frame, and the second side frame. thing; and coupling each of the bent portions of the lower frame, the upper frame, the first side frame, and the second side frame to the rear frame. can include

In order to achieve the object to be solved, the insulated container manufacturing method according to an embodiment of the present invention includes bending portions of each of the lower frame, the upper frame, the first side frame, and the second side frame to the rear frame. Joining to can be performed using rivets.

In order to achieve the object to be solved, in the manufacturing method of the insulated container according to an embodiment of the present invention, the transparent plate may provide a rivet accommodating hole for accommodating the rivet.

In order to achieve the object to be solved, the insulated container manufacturing method according to an embodiment of the present invention is to make the vacuum insulator assembly, the side surface of the first vacuum insulation panel and the second vacuum insulation panel with a double-sided tape. Surrounding the PE foam exposed between the side surfaces may be further included.

In order to achieve the object to be solved, the manufacturing method of the insulated container according to an embodiment of the present invention may further include wrapping the double-sided tape with a waterproof tape to make the vacuum insulator assembly.

In order to achieve the object to be solved, the method for manufacturing an insulated container according to an embodiment of the present invention may further include inserting a PCM case into the inner box.

Specific details of other embodiments of the present invention are not limited to those mentioned above, and other matters not mentioned will be clearly understood by those skilled in the art from the description below.

According to the manufacturing method of the insulated container of the present invention, it is possible to improve the thermal insulation performance.

According to the manufacturing method of the insulated container of the present invention, the manufacturing process can be simple and quick.

The effects of the present invention are not limited to the effects mentioned above, and other effects not mentioned will be clearly understood by those skilled in the art from the description below.

1 is a perspective view illustrating an insulated container according to exemplary embodiments of the present invention.
2 is a partially exploded perspective view illustrating an insulated container according to exemplary embodiments of the present invention.
3 is an exploded perspective view illustrating an insulated container according to exemplary embodiments of the present invention.
4 is an exploded perspective view showing an inner frame of an insulated container according to an exemplary embodiment of the present invention.
5 is an exploded perspective view showing a transparent plate of an insulated container according to an exemplary embodiment of the present invention.
6 is a flowchart illustrating a method for manufacturing an insulated container according to exemplary embodiments of the present invention.
7 to 9 are perspective views sequentially illustrating a part of a method for manufacturing an insulated container according to the flow chart of FIG. 6 .

In order to sufficiently understand the configuration and effects of the technical idea of the present invention, preferred embodiments of the technical idea of the present invention will be described with reference to the accompanying drawings. However, the technical idea of the present invention is not limited to the embodiments disclosed below, and may be implemented in various forms and various changes may be applied. However, it is provided to complete the disclosure of the technical idea of the present invention through the description of the present embodiments, and to completely inform those skilled in the art of the scope of the invention to which the present invention belongs.

Parts designated with like reference numerals throughout the specification indicate like elements. Embodiments described herein will be described with reference to block diagrams, perspective views, and/or cross-sectional views, which are ideal illustrations of the technical idea of the present invention. In the drawings, the thickness of regions is exaggerated for effective description of technical content. Accordingly, the regions illustrated in the drawings have schematic properties, and the shapes of the regions illustrated in the drawings are intended to illustrate a specific shape of a region of a device and are not intended to limit the scope of the invention. Although various terms are used to describe various elements in various embodiments of the present specification, these elements should not be limited by these terms. These terms are only used to distinguish one component from another. Embodiments described and illustrated herein also include complementary embodiments thereof.

Terms used in this specification are for describing embodiments and are not intended to limit the present invention. In this specification, singular forms also include plural forms unless specifically stated otherwise in a phrase. The terms 'comprises' and/or 'comprising' used in the specification do not exclude the presence or addition of one or more other elements.

Hereinafter, the present invention will be described in detail by describing preferred embodiments of the technical idea of the present invention with reference to the accompanying drawings.

1 is a perspective view showing an insulated container according to exemplary embodiments of the present invention, and FIG. 2 is a partially exploded perspective view showing an insulated container according to exemplary embodiments of the present invention.

Hereinafter, D1 of FIG. 1 is a first direction, D2 crossing the first direction D1 is a second direction, and D3 crossing each of the first and second directions D1 and D2 is a third direction. can be called

Referring to FIGS. 1 and 2 , an insulated container A may be provided. The insulated container (A) may be a container capable of maintaining a temperature at a constant level. For example, the insulated container A may be a temperature controlled package (TCP) container. The insulated container A may include a phase change material (PCM). For example, the insulated container A may include a PCM case including PCM. Such an insulated container (A) may be used for transporting semiconductor equipment, pharmaceutical products, or various chemical substances, but is not limited thereto. The insulated container (A) may include an inner box (1), an enclosure (3), a heat insulating cover (5) and a door (7).

The inner box 1 may provide a storage space 1h. A PCM case may be inserted into the inner box 1. The PCM case may be detachably coupled to the inner wall of the inner box (1). Details on this will be described later. The inner box 1 may have a hexahedral shape. The front of the inner box 1 may be opened. That is, a part of the front surface 1f of the inner box 1 may be opened so that the storage space 1h is connected to the external space. The inner box front surface 1f may have a rectangular shape. Objects that need to be stored and transported can be placed in the inner box 1. For example, the aforementioned semiconductor equipment, pharmaceutical products, or various chemical substances may be disposed in the storage space 1h. A detailed configuration of the inner box 1 will be described later with reference to FIGS. 3 to 5 .

The enclosure 3 may surround the inner enclosure 1. The enclosure 3 may include an insulating material. The enclosure 3 may provide an enclosure storage space 3h. The inner box 1 may be inserted into the enclosure storage space 3h of the enclosure 3. The enclosure 3 may have a hexahedral shape. The front of the enclosure 3 may be open. That is, a part of the front surface 3f of the enclosure 3 may be opened so that the enclosure storage space 3h and/or the storage space 1h are connected to the external space. The front surface of the enclosure 3f may have a rectangular shape. In a state where the inner box 1 is inserted into the enclosure 3, the inner box front surface 1f and the enclosure front surface 3f may overlap. For example, in a state where the inner box 1 is inserted into the enclosure 3, the inner box front face 1f and the enclosure front face 3f may be substantially positioned on the same plane. However, it is not limited thereto, and the enclosure front surface 3f and the inner enclosure front surface 1f may not be located on the same plane. Details thereof will be described later with reference to FIGS. 7 and 8 .

The heat insulation cover 5 may be coupled to the inner case 1 and the outer case 3. More specifically, the heat insulating cover 5 may be coupled to the inner enclosure front face 1f and the enclosure front face 3f. Accordingly, the space between the inner case 1 and the outer case 3 may be isolated from the outside. That is, the heat insulating cover 5 may seal the space between the inner case 1 and the outer case 3 . The heat insulating cover 5 may have a rectangular frame shape. That is, the heat insulating cover 5 may provide a heat insulating inlet 5h. The adiabatic inlet 5h may have a rectangular shape, but is not limited thereto. In a state where the heat insulation cover 5 is coupled to the inner case 1 and the outer case 3, the storage space 1h may be exposed to the outside through the heat insulation entrance 5h. Details on the specific shape of the heat insulating cover 5 will be described later with reference to FIGS. 6 to 8 .

The door 7 may be coupled to the inner enclosure front face 1f and/or the enclosure front face 3f. Also, the door 7 may be coupled to the heat insulating cover 5 . The door 7 can selectively block the adiabatic inlet 5h. Accordingly, the storage space 1h may be selectively isolated from the outside.

3 is an exploded perspective view illustrating an insulated container according to exemplary embodiments of the present invention.

Referring to FIG. 3 , the inner case 1 may include an inner frame 13, a vacuum insulator 11, and a transparent plate 15. In addition, the PCM case 2 may be disposed inside the inner box 1.

The inner frame 13 may support the PCM case 2 . The inner frame 13 may directly contact the PCM case 2 . The inner frame 13 may define a storage space 1h (see FIG. 2). The inner frame 13 may include a rigid material such as aluminum (Al). The inner frame 13 may be composed of a plurality of frames. More detailed information on the inner frame 13 will be described later with reference to FIG. 4 .

A vacuum insulator 11 may be inserted between the inner frame 13 and the enclosure 3 (see FIG. 2). The vacuum insulator 11 may be a member having excellent thermal insulation properties. For example, the vacuum insulator 11 may be a member that encloses a porous structure and then creates a vacuum inside. That is, the vacuum insulator 11 may be a vacuum insulated panel (VIP). However, it is not limited thereto, and the vacuum insulator 11 may include other insulating structures in addition to the vacuum insulating panel. A plurality of vacuum insulators 11 may be provided. For example, five vacuum insulators 11 may be provided. These may be referred to as a first vacuum insulator 111, a second vacuum insulator 113, a third vacuum insulator 115, a fourth vacuum insulator 117, and a fifth vacuum insulator 119, respectively. Each vacuum insulator 11 may be composed of a plurality of vacuum insulator panels. For example, two vacuum insulation panels can be placed on one side. A plurality of vacuum insulation panels disposed on one surface may be coupled to each other. The vacuum insulation panels bonded together may be referred to as a vacuum insulation assembly. More detailed information on the vacuum insulator will be described later.

The transparent plate 15 may be positioned between the inner frame 13 and the vacuum insulator 11 . The transparent plate 15 may include a transparent material. For example, the transparent plate 15 may include polycarbonate (PC) or the like. Through the transparent plate 15, the vacuum insulator 11 can be observed. More detailed information about the transparent plate 15 will be described later with reference to FIG. 5 .

The PCM case 2 may be coupled to the inner frame 13 . More specifically, the PCM case 2 may be caught on the inner surface of the inner frame 13 . The PCM case 2 may include a phase change material (PCM) therein. When the temperature around the PCM case 2 rises, the phase change material inside the PCM case 2 may undergo a phase change. More specifically, when the temperature around the PCM case 2 rises, the phase change material inside the PCM case 2 changes its phase and can absorb heat while the temperature is constant. In addition, when the temperature around the PCM case 2 decreases, the phase change material inside the PCM case 2 may undergo a phase change. More specifically, when the temperature around the PCM case 2 decreases, the phase change material inside the PCM case 2 changes its phase and can release heat while the temperature is constant. That is, when the temperature of the storage space 1h (see FIG. 2) changes, heat is absorbed or released by the phase change material inside the PCM case 2, so that the temperature of the storage space 1h is maintained relatively constant. can A plurality of PCM cases 2 may be provided. However, in the following, for convenience, the PCM case 2 will be described in the singular.

4 is an exploded perspective view showing an inner frame of an insulated container according to an exemplary embodiment of the present invention.

Referring to FIG. 4 , a plurality of internal frames 13 may be provided. For example, it may include a lower frame 139 , an upper frame 133 , a first side frame 131 , a second side frame 137 and a rear frame 135 . The lower frame 139 may define a lower boundary of the storage space 1h (refer to FIG. 2). The lower frame 139 may support objects disposed in the storage space 1h. However, it is not limited thereto, and a separate layer may be stacked on the lower frame 139 . The upper frame 133 may be spaced upward from the lower frame 139 . The first side frame 131 may be positioned between the lower frame 139 and the upper frame 133 . The second side frame 137 may be horizontally spaced apart from the first side frame 131 . The rear frame 135 may fix the lower frame 139 , the upper frame 133 , the first side frame 131 and the second side frame 137 .

The inner frame 13 may include a bending member. For example, the first side frame 131 may include a first side bending member 131x. The second side frame 137 may include a second side bending member 137x. The upper frame 133 may include an upper bending member 133x. The lower frame 139 may include a lower bending member 139x. Each of the bending members 131x, 133x, 137x, and 139x may be coupled to the rear frame 135. For example, each of the bending members 131x, 133x, 137x, and 139x may be coupled to the rear frame 135 through rivets (not shown). To this end, a through hole (not shown) through which a rivet passes may be provided in each of the inner frames 13 . Accordingly, each of the upper frame 133 , the first side frame 131 , the second side frame 137 , and the rear frame 135 may be firmly fixedly coupled to the rear frame 135 . In addition, when rivets are used, assembly of the inner frame 13 can be performed quickly and easily.

An observation hole 13h may be provided in the inner frame 13 . Observation holes 13h may pass through each of the inner frames 13 . A plurality of observation holes 13h may be provided in one inner frame 13 . For example, eight observation holes 13h may be provided in one inner frame 13 as shown in FIG. 4 . Through the observation hole 13h, it is possible to observe the transparent plate 15 (see FIG. 3) and the vacuum insulator 11 (see FIG. 3) in the storage space 1h (see FIG. 2). That is, a part of the vacuum insulator 11 may be exposed to the storage space 1h through the observation hole 13h. In embodiments, an observation hole may not be provided in the lower frame 139, but is not limited thereto.

The inner frame 13 may include a holding member 13d. For example, the hooking member 13d may be provided to the first side frame 131 . The hooking member 13d may include a first hooking member 13a and a second hooking member 13b. The first locking member 13a may have a cylindrical shape protruding inward from the inner surface of the first side frame 131 . A plurality of first engaging members 13a may be provided. The second locking member 13b may have a 'B'-shaped plate shape protruding inward from the inner surface of the first side frame 131 . A plurality of second hooking members 13b may be provided. The PCM case 2 (refer to FIG. 3) may be caught on the holding member 13d. That is, the PCM case 2 may be coupled to the inner frame 13 by the engaging member 13d.

5 is an exploded perspective view showing a transparent plate of an insulated container according to an exemplary embodiment of the present invention.

Referring to FIG. 5 , a plurality of transparent plates 15 may be provided. For example, the transparent plate 15 includes a lower transparent plate 159, an upper transparent plate 153, a first side transparent plate 151, a second side transparent plate 157 and a rear transparent plate 155. can do.

The lower transparent plate 159 may be positioned between the lower frame 139 (see FIG. 4) and the fifth vacuum insulator 119 (see FIG. 3). The upper transparent plate 153 may be spaced upward from the lower transparent plate 159 . The upper transparent plate 153 may be positioned between the upper frame 133 (see FIG. 4) and the second vacuum insulator 113 (see FIG. 3). The first side transparent plate 151 may be positioned between the first side frame 131 (see FIG. 4) and the first vacuum insulator 111 (see FIG. 3). The second side transparent plate 157 may be positioned between the second side frame 137 (see FIG. 4) and the fourth vacuum insulator 117 (see FIG. 3).

The rear transparent plate 155 may be positioned between the rear frame 135 (see FIG. 4) and the third vacuum insulator 115 (see FIG. 3). The rear transparent plate 155 may provide rivet accommodating holes 155h. A part of the rivet may be accommodated in the rivet accommodating hole 155h. More specifically, a part of the rivet used for coupling between the inner frames 13 (see FIG. 4) may protrude to the back side of the rear frame 135 (see FIG. 4) and be located in the rivet receiving hole 155h. By making a hole through which the rivet is accommodated, even if the rivet protrudes during the assembly process of the inner frame 13, the rear transparent plate 155 can be prevented from being damaged. In FIG. 5, it has been described that only the rear transparent plate 155 is provided in the rivet accommodating hole 155h, but is not limited thereto. That is, rivet accommodation holes may also be provided in the lower transparent plate 159 , the upper transparent plate 153 , the first side transparent plate 151 , and/or the second side transparent plate 157 .

6 is a flowchart illustrating a method for manufacturing an insulated container according to exemplary embodiments of the present invention.

Referring to FIG. 6 , a method (S) for manufacturing an insulated container may be provided. The insulated container manufacturing method (S) may mean a method of manufacturing the insulated container (A, see FIG. 1) described with reference to FIGS. 1 to 5 . The insulated container manufacturing method (S) may include preparing an inner box (S1), bonding the enclosure to the inner box (S2), covering the insulation cover (S3), and inserting the PCM case (S4). there is.

Preparing the inner box (S1) includes assembling the inner frame (S11), making the vacuum insulator assembly (S12), bonding the transparent plate to the inner frame (S13), and attaching the vacuum insulator assembly to the transparent plate. It may include combining (S14).

Hereinafter, with reference to FIGS. 2 to 5 and FIGS. 7 to 9 , each step of the manufacturing method S of the insulated container of FIG. 6 will be described in detail.

Referring to Figures 6 and 4, assembling the inner frame (S11) is a lower frame 139, an upper frame 133, a first side frame 131 and a second side frame 137, each of the back It may include coupling to frame 135 . The coupling between the frames may be made by rivets. For example, a portion of the lower frame 139 may be bent first. As a result, the bending member 139x may be formed. The same process may be repeated for the upper frame 133 , the first side frame 131 and the second side frame 137 . Afterwards, the bending member 139x and the rear frame 135 may be coupled. For example, after overlapping the bending member 139x and the rear frame 135, the two may be coupled using rivets. The same process may be repeated for the upper frame 133 , the first side frame 131 and the second side frame 137 . In this way, the inner frame 13 can be assembled. However, it is not limited thereto, and assembly of the inner frame 13 may be performed in other ways.

7 to 9 are perspective views sequentially illustrating a part of a method for manufacturing an insulated container according to the flow chart of FIG. 6 .

6 and 7 , making the vacuum insulator assembly (S12) may include coupling the side surface of the first vacuum insulation panel 1131 and the side surface of the second vacuum insulation panel 1133. For example, first, the PE foam 41 may be foamed between the side surface of the first vacuum insulation panel 1131 and the side surface of the second vacuum insulation panel 1133 . Referring to FIG. 8, the PE foam (41, see FIG. 7) exposed between the side of the first vacuum insulation panel 1131 and the side of the second vacuum insulation panel 1133 may be surrounded by a double-sided tape 43. there is. Referring to FIG. 9 , a portion where the side surface of the first vacuum insulation panel 1131 and the side surface of the second vacuum insulation panel 1133 face each other may be wrapped with a waterproof tape 45 . That is, the waterproofing treatment may be performed by further wrapping the waterproofing tape 45 on the double-sided tape 43 (refer to FIG. 8). Accordingly, moisture or the like can be prevented from permeating between the side surface of the first vacuum insulation panel 1131 and the side surface of the second vacuum insulation panel 1133 . That is, it is possible to maintain a vacuum between the side surface of the first vacuum insulation panel 1131 and the side surface of the second vacuum insulation panel (1133). Accordingly, insulation performance may be improved.

Referring to FIGS. 6 and 3 , coupling the transparent plate to the inner frame ( S13 ) may include attaching the transparent plate 15 to the inner frame 13 . More specifically, both can be coupled so that the inner surface of the transparent plate 15 is in contact with the outer surface of the inner frame 13 . Double-sided tape may be applied to the outer surface of the inner frame 13 . Then, the transparent plate 15 may be attached to the outer surface of the inner frame 13 to which the double-sided tape is applied.

Referring to FIGS. 6 and 3 , coupling the vacuum insulator assembly to the transparent plate (S14) may include attaching the vacuum insulator 11 to the transparent plate 15. More specifically, both can be coupled so that the inner surface of the vacuum insulator 11 is in contact with the outer surface of the transparent plate 15 . Double-sided tape may be applied to the outer surface of the transparent plate 15 . Then, the vacuum insulator 11 may be attached to the outer surface of the transparent plate 15 to which the double-sided tape is applied.

Referring to FIGS. 6 and 2 , coupling the enclosure to the inner box (S2) may include covering the assembled inner box 1 with the enclosure 3. That is, it can be inserted into the enclosure storage space 3h of the enclosure 3 of the inner enclosure 1.

Referring to FIGS. 6 and 2 , covering the heat insulation cover (S3) may include covering the front surface 1f of the inner box and the front surface 3f of the enclosure with the heat insulation cover 5. The heat insulating cover 5 may have a 'c'-shaped cross section. Accordingly, the heat insulation cover 5 may cover a portion of the outer surface of the enclosure 3, the front surface of the enclosure 3f, the front surface of the enclosure 1f, and a portion of the inner surface of the enclosure 1.

6, 2 and 3, inserting the PCM case (S4) may include coupling the PCM case 2 to the inner case 1 after covering the heat insulation cover 5. More specifically, the PCM case 2 may be caught on the holding member 13d (see FIG. 4) of the inner frame 13. Then, the door 7 (refer to FIG. 1) may be closed, and the insulated container A may be completed.

According to the insulated container according to exemplary embodiments of the present invention, after bonding the two vacuum insulators by foaming PE foam, it can be wrapped with waterproof tape. Accordingly, the degree of vacuum in the space between the vacuum insulators may be maintained at a certain level or higher. Accordingly, the thermal insulation performance of the insulated container can be maintained for a long time.

According to the insulated container according to exemplary embodiments of the present invention, it is possible to improve the thermal insulation performance by using a vacuum insulator. In particular, when insulation is performed using a vacuum insulation panel (VIP), the performance can be further improved. Furthermore, an observation hole is formed in the inner frame, so that the vacuum state of the vacuum insulator can be checked. Therefore, it is possible to easily detect whether or not there is an abnormality in the insulation performance of the vacuum insulator.

Although the embodiments of the present invention have been described with reference to the accompanying drawings, those skilled in the art can implement the present invention in other specific forms without changing the technical spirit or essential features. You will understand that there is Therefore, it should be understood that the embodiments described above are illustrative in all respects and not restrictive.

A: Insulated container
1: Inner ship
11: vacuum insulation
13: inner frame
13h: Observer
13d: catching member
15: transparent plate
2: PCM case
3: Enclosure
41: PE foam
43: double-sided tape
45: waterproof tape
5: heat insulation cover
7: door

Claims (15)

preparing the inner vessel; and
coupling the enclosure to the inner box; Including,
Preparing the inner box is:
assembling the inner frame;
combining a plurality of vacuum insulators to form a vacuum insulator assembly;
bonding a transparent plate to the outer surface of the inner frame; and
bonding the vacuum insulator assembly to the outer surface of the transparent plate; including,
Making the vacuum insulation assembly:
bonding the side surface of the first vacuum insulation panel and the side surface of the second vacuum insulation panel; and
Wrapping a portion where the side surface of the first vacuum insulation panel and the side surface of the second vacuum insulation panel face each other with waterproof tape; Insulated container manufacturing method comprising a.
According to claim 1,
The coupling of the enclosure to the inner box includes covering the enclosure with the insulated container manufacturing method.
According to claim 2,
The method of manufacturing an insulated container further comprising covering the front surface of the inner box and the front surface of the enclosure with a heat insulating cover.
According to claim 3,
The cross section of the insulating cover is a method for manufacturing a heat-insulating container having a 'c'-shaped shape.
According to claim 1,
Insulation container manufacturing method further comprising inserting a PCM case inside the inner box.
According to claim 1,
Combining the side surface of the first vacuum insulation panel and the side surface of the second vacuum insulation panel is to foam PE foam between the side surface of the first vacuum insulation panel and the cai side of the second vacuum insulation panel. Insulated container manufacturing method comprising a.
According to claim 1,
Bonding the vacuum insulator assembly to the outer surface of the transparent plate:
applying double-sided tape to the outer surface of the transparent plate; and
attaching the vacuum insulator assembly on the double-sided tape; Insulated container manufacturing method comprising a.
According to claim 1,
Bonding the transparent plate to the outer surface of the inner frame:
applying double-sided tape to the outer surface of the inner frame; and
attaching the transparent plate on the double-sided tape; Insulated container manufacturing method comprising a.
preparing the inner vessel; and
coupling the enclosure to the inner box; Including,
Preparing the inner box is:
assembling the inner frame;
combining a plurality of vacuum insulators to form a vacuum insulator assembly;
bonding a transparent plate to the outer surface of the inner frame; and
bonding the vacuum insulator assembly to the outer surface of the transparent plate; including,
Making the vacuum insulator assembly includes combining the side surface of the first vacuum insulation panel and the side surface of the second vacuum insulation panel,
Combining the side surface of the first vacuum insulation panel and the side surface of the second vacuum insulation panel is to foam PE foam between the side surface of the first vacuum insulation panel and the side surface of the second vacuum insulation panel. Insulated container manufacturing method comprising a.
According to claim 9,
Assembling the inner frame is:
bending each of the lower frame, the upper frame, the first side frame and the second side frame; and
coupling each of the bent portions of the lower frame, the upper frame, the first side frame and the second side frame to the rear frame; Insulated container manufacturing method comprising a.
According to claim 10,
The lower frame, the upper frame, the first side frame, and the coupling of each bent portion of the second side frame to the rear frame is performed using a rivet.
According to claim 11,
Wherein the transparent plate provides a rivet accommodating hole for accommodating the rivet.
According to claim 9,
Making the vacuum insulation assembly further comprises surrounding the exposed PE foam between the side surface of the first vacuum insulation panel and the side surface of the second vacuum insulation panel with a double-sided tape.
According to claim 13,
Making the vacuum insulator assembly further comprises wrapping the double-sided tape with a waterproof tape.
According to claim 9,
Insulation container manufacturing method further comprising inserting a PCM case inside the inner box.

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