CN113287951A

CN113287951A - Heat-insulating container and method for manufacturing heat-insulating container

Info

Publication number: CN113287951A
Application number: CN202110654430.5A
Authority: CN
Inventors: 不公告发明人
Original assignee: Shanghai Box Intelligent Technology Co Ltd
Current assignee: Shanghai Box Intelligent Technology Co Ltd
Priority date: 2021-06-11
Filing date: 2021-06-11
Publication date: 2021-08-24
Also published as: WO2022258053A1

Abstract

The invention discloses a heat preservation container, comprising: the inner container is provided with an inner bottom plate and an inner side plate extending upwards from the periphery of the inner bottom plate; the outer shell is sleeved on the periphery of the inner container and is provided with an outer bottom plate and outer side plates extending upwards from the periphery of the outer bottom plate, the inner bottom plate and the outer bottom plate and the inner side plates and the outer side plates which are opposite to each other are spaced, and a cavity is formed between the inner container and the outer shell; the heat preservation layer is arranged in the cavity. Because the heat preservation container includes: the heat preservation container is not formed by splicing several heat preservation plates like this, does not have splicing department, does not also have splicing area heat preservation weak department yet to can improve heat preservation container's thermal insulation performance.

Description

Heat-insulating container and method for manufacturing heat-insulating container

Technical Field

The embodiment of the invention relates to the field of storage boxes, in particular to a heat-preservation container and a manufacturing method of the heat-preservation container.

Background

With the improvement of living standard and the leap of the catering industry, take-out serves as a new profit growth point of the catering industry, and the family and family can enjoy various delicacies together to form a healthy and natural life style, so that the food is popular in developed countries abroad and is increasingly popularized in China. The heat preservation container is concerned by the catering industry with the concepts of safety, environmental protection, cold and heat preservation and convenient carrying.

The inventor finds that current heat preservation container generally forms by the direct concatenation of polylith insulation board, and the heated board generally contains two reinforcing plates of inside and outside parallel arrangement, presss from both sides a heated board between two reinforcing plates, and in order to guarantee the joint strength of two heated board concatenation departments, the concatenation department generally can not set up the heat preservation thing, and consequently heat preservation container's concatenation department thermal insulation performance is poor to can reduce whole heat preservation container's thermal insulation performance.

Disclosure of Invention

An object of an embodiment of the present invention is to provide a heat-insulating container and a method of manufacturing the heat-insulating container, which can improve the heat-insulating performance of the heat-insulating container.

In order to solve the above technical problem, an embodiment of the present invention provides a thermal insulation container, including:

an inner container having an inner bottom plate and an inner side plate extending upward from the outer periphery of the inner bottom plate;

the outer shell is sleeved on the periphery of the inner container and provided with an outer bottom plate and outer side plates extending upwards from the periphery of the outer bottom plate, the inner bottom plate and the outer bottom plate and the inner side plates and the outer side plates which are opposite to each other are spaced, and a cavity is formed between the inner container and the outer shell; and

and the heat insulation layer is arranged in the cavity.

Compared with the prior art, the embodiment of the invention has the advantages that the heat preservation container comprises: the heat preservation container is not formed by splicing several heat preservation plates like this, does not have splicing department, does not also have splicing area heat preservation weak department yet to can improve heat preservation container's thermal insulation performance.

In one embodiment, the outer surface of the corner between two adjacent inner side plates and the outer surface of the corner between each inner side plate and the inner bottom plate are covered by the insulating layer.

In an embodiment, the inner container has a storage cavity therein, and the areas of the inner container defining the storage cavity are separated from the outer shell by at least a predetermined distance to fill the heat insulation layer.

In one embodiment, the inner container and the outer shell are integrally formed.

In one embodiment, the heat-insulating layer is a solid plate, or the material of the heat-insulating layer is a heat-insulating foaming agent or a liquid heat-insulating material.

In one embodiment, one end of each outer side plate, which is far away from the outer bottom plate, extends out of the box body to form a circle of outer eaves;

each the interior side plate is kept away from interior bottom plate one end all past extend outward the box and form the round interior eaves, interior eaves is close to one section of tip and is located outer eaves top and with outer eaves coincidence and connection.

In one embodiment, the ends of the outer eaves and the inner eaves extend downwards for a distance.

In one embodiment, the outer bottom plate of the housing has a support portion protruding toward the outside of the case.

In one embodiment, the support portion is a ring of ribs disposed along an edge of the outer bottom panel.

In an embodiment, the box still includes the baffle, the baffle is operativelywith space partition in the box becomes two regions, the inner bag of box has part to bulge towards in the box forms the spacing portion of a pair of baffle, the spacing portion of a pair of baffle set up relatively in the baffle both sides, and all with the baffle joint.

In one embodiment, each of the inner side plates and each of the outer side plates are gradually inclined toward the inside of the box body from top to bottom.

In one embodiment, the thermal insulation container further includes a cover covering the opening of the container body, and the cover includes:

an inner plate;

an outer plate disposed opposite to the inner plate;

the outer ring of the outer plate is fixedly connected with the outer ring of the inner plate, the middle area of the outer plate and the inner plate are mutually separated to form a heat insulation cavity, and the box cover further comprises a heat insulation layer located in the heat insulation cavity.

In one embodiment, the inner plate has a portion protruding away from the outer plate to form a suspension portion for suspending the cold storage plate.

In one embodiment, the suspension portion includes: the cold storage plate comprises a first protruding part and a second protruding part which are oppositely arranged on two sides of the cold storage plate, and the cold storage plate is positioned between the first protruding part and the second protruding part;

the end part of the first protruding part extends towards the direction of the second protruding part, the extending part of the first protruding part is positioned at one side of the cold storage plate, which is far away from the outer plate, the end part of the second protruding part extends towards the direction of the first protruding part, and the extending part of the second protruding part is positioned at one side of the cold storage plate, which is far away from the outer plate.

The invention also provides a manufacturing method of the heat-insulating container, which comprises the following specific steps:

the inner container and the shell are adopted, the inner bottom plate and the outer bottom plate and the inner side plates and the outer side plates which are opposite to each other are spaced, and a cavity is formed between the inner container and the shell;

and arranging a heat insulation layer in the cavity.

In one embodiment, one end of each outer side plate, which is far away from the outer bottom plate, extends out of the box body to form a circle of outer eaves, and one end of each inner side plate, which is far away from the inner bottom plate, extends out of the box body to form a circle of inner eaves;

and after the heat insulation layer is arranged in the cavity, connecting the outer eaves with the inner eaves.

Drawings

One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the figures in which like reference numerals refer to similar elements and which are not to scale unless otherwise specified.

FIG. 1 is a schematic structural view of an insulated container according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of an embodiment of the present invention in a partially cut-away configuration;

FIG. 3 is an enlarged view at A in FIG. 2;

FIG. 4 is an enlarged view at B in FIG. 2;

FIG. 5 is a schematic structural diagram of an embodiment of the present invention in which two cases are stacked;

FIG. 6 is a schematic view of a case in an embodiment of the present invention, with a partial sectional view;

FIG. 7 is an enlarged view at C in FIG. 6;

FIG. 8 is a schematic view of the case and the cover of the embodiment of the present invention after being separated;

FIG. 9 is an enlarged view at D of FIG. 8;

fig. 10 is an enlarged view at E in fig. 8.

Description of reference numerals:

1. an inner container; 11. an inner bottom plate; 12. an inner side plate; 13. a storage cavity; 14. an inner eave; 15. a partition plate limiting part; 151. a rib; 16. a corner; 2. a housing; 21. an outer base plate; 22. an outer panel; 23. an outer brim; 24. a support portion; 3. a heat-insulating layer; 4. a cavity; 5. a box cover; 51. an inner plate; 52. an outer plate; 53. a heat preservation cavity; 54. a heat insulating layer; 55. a first projecting portion; 56. a second projection; 6. a cold accumulation plate; 7. a partition plate; 10. and (4) a box body.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, embodiments of the present invention will be described in detail below with reference to the accompanying drawings. However, it will be appreciated by those of ordinary skill in the art that numerous technical details are set forth in order to provide a better understanding of the present application in various embodiments of the present invention. However, the technical solution claimed in the present application can be implemented without these technical details and various changes and modifications based on the following embodiments.

In the following description, for the purposes of illustrating various disclosed embodiments, certain specific details are set forth in order to provide a thorough understanding of the various disclosed embodiments. One skilled in the relevant art will recognize, however, that the embodiments may be practiced without one or more of the specific details. In other instances, well-known devices, structures and techniques associated with this application may not be shown or described in detail to avoid unnecessarily obscuring the description of the embodiments.

Throughout the specification and claims, the word "comprise" and variations thereof, such as "comprises" and "comprising," are to be understood as an open, inclusive meaning, i.e., as being interpreted to mean "including, but not limited to," unless the context requires otherwise.

The embodiments of the present invention will be described in detail below with reference to the accompanying drawings in order to more clearly understand the objects, features and advantages of the present invention. It should be understood that the embodiments shown in the drawings are not intended to limit the scope of the present invention, but are merely intended to illustrate the spirit of the technical solution of the present invention.

Reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment. Thus, the appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

As used in this specification and the appended claims, the singular forms "a", "an", and "the" include plural referents unless the context clearly dictates otherwise. It should be noted that the term "or" is generally employed in its sense including "and/or" unless the context clearly dictates otherwise.

In the following description, for the purposes of clearly illustrating the structure and operation of the present invention, directional terms will be used, but terms such as "front", "rear", "left", "right", "outer", "inner", "outer", "inward", "upper", "lower", etc. should be construed as words of convenience and should not be construed as limiting terms.

An embodiment of the thermal container of the present invention will be described below with reference to the accompanying drawings, as shown in fig. 1 to 4, the thermal container includes a case 10, and the case 10 includes: the heat-insulating liner comprises a liner 1, a shell 2 and a heat-insulating layer 3, wherein the liner 1 is provided with an inner bottom plate 11 and an inner side plate 12 extending upwards from the periphery of the inner bottom plate 11, and the shell 2 is sleeved on the periphery of the liner 1 and is provided with an outer side plate 22 extending upwards from the periphery of an outer bottom plate 21. Interior bottom plate 11 and outer bottom plate 21 are spaced apart from each other, and all separate between each interior side plate 12 and the outer panel 22 relative separately, thereby vacuole 4 is formed between inner bag 1 and shell 2, heat preservation 3 sets up in this cavity 4, because mutual independence between inner bag 1 and the shell 2, inner bag 1 can also be formed by the concatenation of polylith panel by integrated into one piece, shell 2 also can integrated into one piece or form by the concatenation of polylith panel, there is not the region that is unsuitable for placing heat preservation 3 in the large tracts of land between inner bag 1 and the shell 2, consequently, heat preservation 3 can cover whole inner bag 1 basically, also can wrap up whole heat preservation container put thing chamber 13, thereby can effectively improve insulation can thermal insulation performance.

In addition, as shown in fig. 3 and 4, preferably, the outer surface of the corner 16 between two adjacent inner side plates 12 of the inner container 1 is also covered by the insulating layer 3, and at the same time, preferably, the outer surface of the corner 16 between each inner side plate 12 and the inner bottom plate 11 is also covered by the insulating layer 3, so that the corner 16 can also be covered, and the insulating performance of the insulating box can be further improved.

In addition, preferably, as shown in fig. 2, an article placing cavity 13 is arranged in the inner container 1, and the region of the article placing cavity 13 defined by the inner container 1 and the outer shell 2 are separated from each other by at least a preset distance to fill the heat insulating layer 3, so that the heat insulating layer 3 can completely cover the whole article placing cavity 13 to ensure the temperature in the article placing cavity 13.

Specifically, as shown in fig. 3 and 4, in this embodiment, the insulating layer 3 is a solid plate, in an actual situation, the inner container 1 and the outer shell 2 may be manufactured first, the insulating layer 3 is completely coated on the outer surface of the inner container 1 one by one, then the inner container 1 and the insulating layer 3 are placed into the outer shell 2, and then the upper ends of the inner container 1 and the outer shell 2 are sealed together, for example, in some embodiments, the upper end surfaces of the inner container 1 and the outer shell 2 may be sealed by using a sealing tape. However, in the present embodiment, as shown in fig. 3, an end of each outer side plate 22 away from the outer bottom plate 21, that is, an upper end of each outer side plate 22, extends outward of the box body 10 to form a circle of outer eaves 23, an end of each inner side plate 12 away from the inner bottom plate 11, that is, an upper end of each inner side plate 12, extends outward of the box body 10 to form a circle of inner eaves 14, and when the inner container 1 is placed in the outer shell 2, an end of the inner eaves 14 close to the end is located above the outer eaves 23 and overlaps with the outer eaves 23, at which time, the inner eaves 14 and the outer eaves 23 may be glued or welded together.

Of course, in some embodiments, the inner container 1 may be placed in the outer casing 2, the cavity 4 is formed between the inner container 1 and the outer casing 2, and then the insulating layer 3 is inserted into the cavity 4.

In addition, in some embodiments, the insulating layer 3 may also be non-solid, for example, the material of the insulating layer 3 may be an insulating foaming agent or a liquid insulating material, for example, a polyurethane foaming agent may be used, and a liquid insulating material shown in, for example, patent publication No. CN1093391A may also be used, when the insulating layer 3 is non-solid, the inner container 1 should be first placed into the outer shell 2, the cavity 4 is formed between the inner container 1 and the outer shell 2, then the non-solid insulating layer 3 is filled into the cavity 4, and then the inner container 1 and the upper end of the outer shell 2 are sealed, for example, the inner eaves 14 and the outer eaves 23 may be welded together, so that a sealed cavity is formed in the cavity 4.

In addition, as shown in fig. 3, the ends of the outer eaves 23 and the inner eaves 14 extend downwards for a certain distance, so that the inner eaves 14 and the outer eaves 23 can form a handle, which is convenient for a user to carry the heat preservation container.

As shown in fig. 4, the outer bottom plate 21 of the outer casing 2 further has a supporting portion 24 protruding toward the outside of the box 10, and the whole box 10 can be supported by the supporting portion 24, specifically, the supporting portion 24 can be external, or can be formed by protruding the outer bottom plate 21 of the outer casing 2 in a direction away from the inside of the box 10, and in this embodiment, the supporting portion 24 is a circle of ribs disposed along the edge of the outer bottom plate 21. Of course, in some embodiments, the supporting portion 24 may be a plurality of protrusions, and each protrusion is on the outer bottom plate 21.

In addition, as shown in fig. 5 and 6, the box 10 further includes a partition 7, the partition 7 operably divides the space in the box 10 into two regions, a part of the liner 1 of the box 10 protrudes toward the inside of the box 10 to form a pair of partition 7 limiting portions 15, and the pair of partition 7 limiting portions 15 are oppositely disposed on two sides of the partition 7 and are clamped with the partition 7. Specifically, as shown in fig. 7, each of the pair of partition plate 7-restricting portions 15 includes: and a pair of ribs 151 each extending in the height direction of the casing 10, the pair of ribs 151 being spaced apart from each other in the height direction perpendicular to the casing 10 to form a catching region in which either side edge of the partition 7 is located. Since the spacing portion 15 of the partition 7 is formed by the inner container 1 protruding into the case 10, the spacing portion 15 of the partition 7 can be integrally formed in the process of forming the inner container 1, for example, in the process of injection molding, thereby improving the convenience of manufacturing the case 10, and similarly, the support portion 24 can be integrally formed in the process of forming the outer case 2, for example, in the process of injection molding.

As shown in fig. 5 and 6, each of the inner plates 12 and each of the outer plates 22 are inclined gradually from top to bottom into the casing 10. That is, the cross section of the whole box 10 is gradually reduced from top to bottom, so that the lower section of one box 10 can be placed into another box 10, thereby facilitating the storage of the boxes 10.

As shown in fig. 2, 3 and 8, the thermal insulation container further includes a cover 5, the cover 5 covers the opening of the case 10, and the cover 5 includes: an inner plate 51 and an outer plate 52, wherein the outer plate 52 is disposed opposite to the inner plate 51; the outer ring of the outer plate 52 is fixedly connected, e.g. glued or welded, to the outer ring of the inner plate 51. The intermediate region of the outer panel 52 is spaced apart from the inner panel 51 to form a heat-insulating chamber 53, and the lid 5 further includes a heat-insulating layer 54 disposed in the heat-insulating chamber 53.

In addition, the inner plate 51 has a portion projecting in a direction away from the outer plate 52 to form a suspending portion for suspending the cold storage plate 6. As shown in fig. 8 to 10, the hanging portion includes: a first protrusion 55 and a second protrusion 56 oppositely disposed at both sides of the cold storage plate 6, the cold storage plate 6 being located between the first protrusion 55 and the second protrusion 56; the end of the first protrusion 55 extends toward the second protrusion 56, the extending portion of the first protrusion 55 is located on the side of the cold storage plate 6 away from the outer plate 52, the end of the second protrusion 56 extends toward the first protrusion 55, and the extending portion of the second protrusion 56 is located on the side of the cold storage plate 6 away from the outer plate 52. The first projecting portion 55 and the second projecting portion 56 form two hooks to hook the cold storage plate 6, so that the cold storage plate 6 can be fixed, and when the cold storage plate 6 needs to be detached, the cold storage plate 6 only needs to be pulled out from between the first projecting portion 55 and the second projecting portion 56.

The embodiment of the invention also provides a manufacturing method of the heat-insulating container, which comprises the following steps:

with the inner container 1 and the outer casing 2 in the above embodiments, the inner bottom plate 11 and the outer bottom plate 21 and the inner side plates 12 and the outer side plates 22 opposite to each other are spaced apart, and a cavity 4 is formed between the inner container 1 and the outer casing 2; an insulating layer 54 is provided within the cavity 4.

Specifically, the inner container 1 and the outer shell 2 can be manufactured, the heat insulating layer 54 is completely coated on the outer surface of the inner container 1 one by one, then the inner container 1 and the heat insulating layer 54 are placed into the outer shell 2, and then the upper ends of the inner container 1 and the outer shell 2 are sealed together. Or the inner container 1 can be firstly placed in the outer shell 2 to form the cavity 4 between the inner container 1 and the outer shell 2, then the heat insulating layer 54 is placed in the cavity 4, and then the inner container 1 and the upper end of the outer shell 2 are sealed.

Specifically, as shown in fig. 3, one end of each of the outer panels 22, which is far away from the outer bottom plate 21, extends outward of the box body 10 to form a circle of outer eaves 23, and one end of each of the inner panels 12, which is far away from the inner bottom plate 11, extends outward of the box body 10 to form a circle of inner eaves 14; after the insulating layer 3 is disposed in the cavity 4, the outer edge 23 and the inner edge 14 are connected, for example, the inner edge 14 and the outer edge 23 may be glued or welded together.

While the preferred embodiments of the present invention have been described in detail above, it should be understood that aspects of the embodiments can be modified, if necessary, to employ aspects, features and concepts of the various patents, applications and publications to provide yet further embodiments.

These and other changes can be made to the embodiments in light of the above detailed description. In general, in the claims, the terms used should not be construed to be limited to the specific embodiments disclosed in the specification and the claims, but should be construed to include all possible embodiments along with the full scope of equivalents to which such claims are entitled.

The steps of the above methods are divided for clarity, and the implementation may be combined into one step or split some steps, and the steps are divided into multiple steps, so long as the same logical relationship is included, which are all within the protection scope of the present patent; it is within the scope of the patent to add insignificant modifications to the algorithms or processes or to introduce insignificant design changes to the core design without changing the algorithms or processes.

It will be understood that the second embodiment is an example of a method corresponding to the first embodiment, and that the second embodiment can be implemented in cooperation with the first embodiment. The related technical details mentioned in the first embodiment are still valid in the second embodiment, and are not described herein again to reduce the repetition. Accordingly, the related-art details mentioned in the second embodiment can also be applied to the first embodiment.

It will be understood by those of ordinary skill in the art that the foregoing embodiments are specific examples for carrying out the invention, and that various changes in form and details may be made therein without departing from the spirit and scope of the invention in practice.

Claims

1. The heat-insulating container is characterized by comprising a box body, wherein the box body comprises:

and the heat insulation layer is arranged in the cavity.

2. The insulated container of claim 1, wherein the outer surface of the corner between two adjacent inner side panels and the outer surface of the corner between each inner side panel and the inner bottom panel are covered by the insulating layer.

3. The thermal container of claim 1, wherein the inner container has a storage cavity therein, and the areas of the inner container defining the storage cavity are spaced apart from the outer shell by at least a predetermined distance to fill the thermal insulation layer.

4. The thermal container of claim 1, wherein said inner container and said outer shell are integrally formed.

5. The heat-insulating container of claim 1, wherein the heat-insulating layer is a solid plate, or the material of the heat-insulating layer is a heat-insulating foaming agent or a liquid heat-insulating material.

6. The thermal insulation container of claim 1, wherein one end of each outer side plate, which is far away from the outer bottom plate, extends out of the box body to form a circle of outer eaves;

7. The thermal container of claim 6, wherein the ends of the outer and inner eaves each extend downwardly a distance.

8. The thermal container according to claim 1, wherein the outer bottom plate of the outer shell has a support portion that protrudes toward the outside of the case.

9. The thermal container as claimed in claim 8, wherein the support portion is a ring of ribs provided along an edge of the outer bottom plate.

10. The heat-insulating container as claimed in claim 1, wherein the box body further comprises a partition board, the partition board can operatively divide the space in the box body into two areas, part of the inner container of the box body protrudes towards the inside of the box body to form a pair of partition board limiting parts, and the pair of partition board limiting parts are oppositely arranged on two sides of the partition board and are clamped with the partition board.

11. The thermal container of claim 1, wherein each of said inner panels and each of said outer panels are inclined gradually from top to bottom into said container body.

12. The thermal container according to claim 1, further comprising a cover covering the opening of the case body, the cover comprising:

an inner plate;

an outer plate disposed opposite to the inner plate;

13. The thermal insulation container according to claim 12, wherein a part of the inner plate is projected in a direction away from the outer plate to form a hanging portion for hanging the cold storage plate.

14. The thermal container according to claim 13, wherein the hanging portion comprises: the cold storage plate comprises a first protruding part and a second protruding part which are oppositely arranged on two sides of the cold storage plate, and the cold storage plate is positioned between the first protruding part and the second protruding part;

15. A method for manufacturing a heat preservation container is characterized by comprising the following steps:

using the inner container and outer shell of claim 1, the inner bottom panel and the outer bottom panel and the inner side panels and the respective opposing outer side panels being spaced apart, forming a cavity between the inner container and the outer shell;

and arranging a heat insulation layer in the cavity.

16. The method of claim 15, wherein an end of each of the outer panels, which is away from the outer bottom panel, extends outward of the box body to form an outer brim, and an end of each of the inner panels, which is away from the inner bottom panel, extends outward of the box body to form an inner brim;