CN216036298U - Novel plastic heat preservation box - Google Patents
Novel plastic heat preservation box Download PDFInfo
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- CN216036298U CN216036298U CN202121484969.2U CN202121484969U CN216036298U CN 216036298 U CN216036298 U CN 216036298U CN 202121484969 U CN202121484969 U CN 202121484969U CN 216036298 U CN216036298 U CN 216036298U
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- box
- heat preservation
- heat
- lid
- box body
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Abstract
The utility model discloses a novel plastic heat preservation box, which comprises a heat preservation box body for preserving heat of food, wherein the heat preservation box body comprises a box body and a cover body, the cover body is covered on the box body, the box body and the cover body are both made of plastic materials, the box body comprises an outer box and an inner box detachably arranged in the outer box, a heat preservation layer is arranged in the outer box, the inner box is tightly arranged in the heat preservation layer of the outer box, an inward concave edge is arranged on the inner wall of the top of the heat preservation layer, and a lap joint edge which extends outwards and can be lapped on the inward concave edge of the heat preservation layer is arranged on the edge of the top of the inner box; an L-shaped buckling groove which is sunken in the box is arranged on the outer edge of the top of the outer box, a buckling edge is arranged on the L-shaped buckling groove, the cover body is covered on the top of the outer box through the buckling edge, and the bottom of the cover body is in close contact with the heat preservation layer and the top of the inner box; the lid includes interior lid and enclosing cover, is provided with the heat preservation between interior lid and the enclosing cover.
Description
Technical Field
The utility model relates to the technical field of heat preservation boxes, in particular to a novel plastic heat preservation box.
Background
With the acceleration of pace of life, fast food culture makes great way in urban life, people usually use various packing boxes to carry needed food for eating when needed, the common packing boxes in the market are usually made of paper or plastics, the food packing boxes are torn open from the openings before use, the food is taken out for eating, once the food cannot be eaten up for one time, the food which cannot be eaten up is exposed in the air and is easy to stick dust, pollute the food and cause waste; in addition, the existing external food packaging box has the defects of simple manufacturing process and low cost because the box body is generally of a single-layer box wall structure, but has the defect of poor heat insulation performance, and particularly in winter, the lunch box can be used for containing food and can be cooled quickly if the food is not eaten immediately. As an external food packaging box, if the external food packaging box does not have the heat preservation function, the taste of food can be influenced, and the external food packaging box is not beneficial to eating of people.
In addition, the heat preservation box among the prior art includes a box body and a lid, and the lid lock is on this box body, but the heat preservation box of this kind of structure has following defect: (1) the heat preservation box is easily influenced by the temperature of the external environment, the internal space of the heat preservation box is easy to exchange heat with the external environment, the heat preservation effect of a refrigerant or a heating medium in the heat preservation box is not facilitated, the heat preservation time is short, and articles stored in the heat preservation box are easy to deteriorate; (2) placing the cooling or heating source and the article together allows the article to be in direct contact with the cooling or heating medium, which may affect the storage quality of the article.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a novel plastic heat-insulating box which is simple in structure and good in heat-insulating effect aiming at the defects in the prior art.
The utility model aims to provide a novel plastic heat preservation box, which comprises a heat preservation box body for preserving heat of food, wherein the heat preservation box body comprises a box body and a cover body, the cover body is covered on the box body to open or close the box body, the box body and the cover body are both made of plastic materials, the box body comprises an outer box and an inner box which is detachably arranged in the outer box, a heat preservation layer is arranged in the outer box, the inner box is tightly placed in the heat preservation layer of the outer box, an inward concave edge is arranged on the inner wall of the top of the heat preservation layer, and a lapping edge which extends outwards and can be lapped on the inward concave edge of the heat preservation layer is arranged on the edge of the top of the inner box; the top outer fringe of outer box is provided with the sunken L shape lock joint groove in the case, is provided with the lock joint limit on this L shape lock joint groove, the lid closes through this lock joint limit lid the top of outer box and the bottom of lid and the top in close contact with of heat preservation and interior box.
Furthermore, the cover body comprises an inner cover body and an outer cover body, an accommodating cavity is arranged between the inner cover body and the outer cover body, and a heat-insulating layer is arranged in the accommodating cavity; the bottom of outer lid is provided with the convex interior concave part of being convenient for carry out lid and box body separation.
Furthermore, an inward concave accommodating groove for accommodating a refrigerant or a heating medium is formed in the inner wall of the bottom of the heat insulation layer, and the heat insulation layer comprises a heat insulation layer and a heat reflection layer coated on the outer surface of the heat insulation layer.
Further, the insulating layer is foam plastic board or XPS extruded sheet, the heat reflection stratum is the aluminium foil layer, just the surface coating on aluminium foil layer has a layer coating.
Furthermore, a handle convenient for lifting the heat preservation box body is arranged on the side wall of the outer box, and a rubber foot seat is arranged at the bottom of the outer box.
The utility model has the beneficial technical effects that: the plastic heat-preservation box prolongs heating or refrigerating time through the heat-preservation layer and the detachably placed refrigerant or heating medium, improves the heat-preservation effect of the refrigerant or heating medium in the plastic heat-preservation box, prolongs the heat-preservation time of the plastic heat-preservation box, avoids product deterioration, can be suitable for long-distance and long-time transportation, and ensures the transportation quality of the product; meanwhile, the direct contact between the articles and the refrigerant or the heating medium is avoided, and the storage quality of the articles is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural diagram of the cartridge according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood by those skilled in the art, the present invention is further described with reference to the accompanying drawings and examples.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "inside", "outside", "lateral", "vertical", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1-2, the novel plastic heat preservation box of the present invention comprises a heat preservation box body for preserving heat of food, wherein the heat preservation box body comprises a box body 1 and a cover body 2 covering the box body 1 to open or close the box body 1, the box body 1 and the cover body 2 are both made of plastic materials, the box body 1 comprises an outer box 11 and an inner box 12 detachably disposed in the outer box 11, a heat preservation layer 3 is disposed in the outer box 11, the inner box 12 is closely disposed in the heat preservation layer 3 of the outer box 11, an inwardly concave edge 31 is disposed on an inner wall of a top portion of the heat preservation layer 3, and a lap edge 13 which extends outward and can lap over the inwardly concave edge 31 of the heat preservation layer 3 is disposed on an edge of the top portion of the inner box 12; an L-shaped buckling groove 14 which is sunken in the box is formed in the outer edge of the top of the outer box 11, a buckling edge 15 is formed in the L-shaped buckling groove 14, and the cover body 2 covers the top of the outer box 11 and the bottom of the cover body 2 to be in close contact with the heat preservation layer 3 and the top of the inner box 12 through the buckling edge 15. The side wall of the outer box 11 is provided with a handle 16 which is convenient for lifting the heat preservation box body, and the bottom of the outer box 11 is provided with a rubber foot seat 17.
Referring to fig. 1-2, the cover body 2 includes an inner cover body 21 and an outer cover body 22, and an accommodating cavity is arranged between the inner cover body and the outer cover body, and a heat insulation layer 3 is arranged in the accommodating cavity; the bottom of the outer cover 22 is provided with a circular arc-shaped concave part 23 which is convenient for separating the cover 2 from the box 1.
The bottom inner wall of the heat preservation layer 3 is provided with an inward-concave containing groove 32 for containing a refrigerant or a heating medium, and the heat preservation layer 3 comprises a heat insulation layer and a heat reflection layer coated and arranged on the outer surface of the heat insulation layer. The insulating layer is foam plastic board or XPS extruded sheet, the heat reflection stratum is the aluminium foil layer, just the surface coating on aluminium foil layer has one deck coating.
The utility model prolongs the heating or refrigerating time through the heat-insulating layer and the detachably placed refrigerant or heat medium, improves the heat-insulating effect of the refrigerant or heat medium in the foam plastic heat-insulating box, prolongs the heat-insulating time of the foam plastic heat-insulating box, avoids the deterioration of products, can be suitable for long-distance and long-time transportation, and ensures the transportation quality of the products; meanwhile, the direct contact between the articles and the refrigerant or the heating medium is avoided, and the storage quality of the articles is improved.
The specific embodiments described herein are merely illustrative of the principles and utilities of the present invention and are not intended to limit the utility model. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (5)
1. The utility model provides a novel plastics heat preservation box, includes the heat preservation box body that is used for carrying out heat preservation to food, the heat preservation box body includes that box body and lid close the lid in order to open or close this box body on the box body, just box body and lid are made its characterized in that by plastic material: the box body comprises an outer box and an inner box detachably arranged in the outer box, a heat insulation layer is arranged in the outer box, the inner box is tightly placed in the heat insulation layer of the outer box, an inward concave edge is arranged on the inner wall of the top of the heat insulation layer, and a lap joint edge which extends outwards and can be lapped on the inward concave edge of the heat insulation layer is arranged on the edge of the top of the inner box; the top outer fringe of outer box is provided with the sunken L shape lock joint groove in the case, is provided with the lock joint limit on this L shape lock joint groove, the lid closes through this lock joint limit lid the top of outer box and the bottom of lid and the top in close contact with of heat preservation and interior box.
2. The novel plastic heat preservation box of claim 1, characterized in that: the cover body comprises an inner cover body and an outer cover body, an accommodating cavity is arranged between the inner cover body and the outer cover body, and a heat-insulating layer is arranged in the accommodating cavity; the bottom of outer lid is provided with the convex interior concave part of being convenient for carry out lid and box body separation.
3. The novel plastic heat preservation box of claim 1 or 2, characterized in that: the heat insulation layer comprises a heat insulation layer and a heat reflection layer coated on the outer surface of the heat insulation layer, wherein an inward concave accommodating groove used for accommodating a refrigerant or a heat medium is formed in the inner wall of the bottom of the heat insulation layer.
4. The novel plastic heat preservation box of claim 3, characterized in that: the insulating layer is foam plastic board or XPS extruded sheet, the heat reflection stratum is the aluminium foil layer, just the surface coating on aluminium foil layer has one deck coating.
5. The novel plastic heat preservation box of claim 4, characterized in that: the side wall of the outer box is provided with a handle which is convenient for lifting the heat preservation box body, and the bottom of the outer box is provided with a rubber foot seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121484969.2U CN216036298U (en) | 2021-07-01 | 2021-07-01 | Novel plastic heat preservation box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121484969.2U CN216036298U (en) | 2021-07-01 | 2021-07-01 | Novel plastic heat preservation box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216036298U true CN216036298U (en) | 2022-03-15 |
Family
ID=80554662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121484969.2U Active CN216036298U (en) | 2021-07-01 | 2021-07-01 | Novel plastic heat preservation box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216036298U (en) |
-
2021
- 2021-07-01 CN CN202121484969.2U patent/CN216036298U/en active Active
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