CN218086771U

CN218086771U - Packing carton with heat preservation function

Info

Publication number: CN218086771U
Application number: CN202222380967.XU
Authority: CN
Inventors: 练祥明; 周千顺; 包霖雨; 周千松
Original assignee: Dezhou Hongshun Packaging Co ltd
Current assignee: Dezhou Hongshun Packaging Co ltd
Priority date: 2022-09-08
Filing date: 2022-09-08
Publication date: 2022-12-20
Anticipated expiration: 2032-09-08

Abstract

The utility model discloses a packing carton with heat preservation function, including box body and upper cover, the box body with be provided with thermal-insulated structure in the upper cover, thermal-insulated structure, include: the thermal-insulated portion, interior interlayer and locking portion, the insulating layer sets up the box body with in the upper cover, interior interlayer sets up in the box body, the locking portion sets up the upper cover with on the interior interlayer. The utility model discloses all be provided with the foam blanket that can insulate against heat at box body and upper cover, and between direct cartridge connect, it is better than the contact heat preservation effect of plastics material, and set up the locking structure, can be with firm the fixing on the box body of upper cover, convenient to use keeps warm effectually.

Description

Packing carton with heat preservation function

Technical Field

The utility model belongs to the technical field of the packing carton technique and specifically relates to a packing carton with heat preservation function is related to.

Background

Today, the catering industry is more and more competitive, and more catering merchants and enterprises put the marketing emphasis on delivering food. Some restaurants are sold over the internet for takeaway sales, even over the sales of their brick and mortar stores. The guarantee to the dish temperature is an extremely important link in the competition of take-out trade, is used for distributing the ordinary thermal-insulated pocket of meal now, and overall structure is softer, poor stability, and the leakproofness also can't accomplish totally sealedly, consequently improves to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

In order to achieve the purpose, the technical scheme adopted by the utility model is that the utility model provides a packing box with heat preservation function, which comprises a box body and an upper cover, wherein heat insulation structures are arranged in the box body and the upper cover;

the heat insulation structure includes: the heat insulation part, the inner interlayer and the locking part;

the insulating layer sets up the box body with in the upper cover, interior interlayer sets up in the box body, locking portion sets up the upper cover with on the interior interlayer.

Still further, the heat insulating part includes: the packaging structure comprises a filling layer, a first foam layer, a butt joint groove and a second foam layer;

the packing layer is all opened the box body with in the upper cover, first foam layer is filled in the box body in the packing layer, the butt joint groove is opened first foam layer surface, the second foam layer sets up the upper cover the packing layer in and the cartridge is in the butt joint inslot.

Further, the locking portion includes: the device comprises a threaded hole, a movable hole, a limiting groove, a rotary screw and a screwing frame;

the threaded hole is formed in the upper end face of the inner partition layer, the movable hole is formed in the upper cover, the limiting groove is formed in the movable hole, the screwing screw is rotatably connected into the movable hole, the lower end of the screwing screw is connected into the threaded hole in a screwing mode, and the screwing frame is arranged at the upper end of the rotating screw.

Preferably, a hollow structure is arranged between the inner interlayer and the box body.

Preferably, the first foam layer and the second foam layer are made of environment-friendly materials.

Furthermore, a spring is arranged on the inner upper surface of the top cover, and a pressing plate is arranged at the lower end of the spring.

Compared with the prior art, the utility model has the advantages of the utility model has the positive effect that all be provided with thermal-insulated foam blanket at box body and upper cover, and direct cartridge is connected between and, and it is better than plastics material contact heat preservation effect, and set up locking structure, can be with firm the fixing on the box body of upper cover, convenient to use keeps warm effectually.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic structural diagram of a packaging box with a heat preservation function according to this embodiment;

FIG. 2 is a partially enlarged view of a rotary screw portion of a packing box with a heat retaining function according to the present embodiment;

shown in the figure: 1. a case body; 2. an upper cover; 3. an inner interlayer; 4. a filling layer; 5. a first foam layer; 6. a butt joint groove; 7. a second foam layer; 8. a threaded hole; 9. a movable hole; 10. a limiting groove; 11. rotating the screw; 12. screwing the frame; 13. a spring; 14. and pressing the plate.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

In the embodiment, as can be seen from fig. 1-2 of the specification, the packing box with the heat preservation function comprises a box body 1 and an upper cover 2, wherein heat insulation structures are arranged in the box body 1 and the upper cover 2;

the heat insulation structure includes: a heat insulation part, an inner interlayer 3 and a locking part;

the heat insulation layer is arranged in the box body 1 and the upper cover 2, the inner interlayer 3 is arranged in the box body 1, and the locking part is arranged on the upper cover 2 and the inner interlayer 3.

The heat insulating part includes: the filling layer 4, the first foam layer 5, the butt joint groove 6 and the second foam layer 7;

the filling layers 4 are all arranged in the box body 1 and the upper cover 2, the first foam layer 5 is filled in the filling layer 4 in the box body 1, the butt joint groove 6 is arranged on the surface of the first foam layer 5, and the second foam layer 7 is arranged in the filling layer 4 of the upper cover 2 and inserted in the butt joint groove 6.

The locking portion includes: the device comprises a threaded hole 8, a movable hole 9, a limiting groove 10, a rotary screw 11 and a screwing frame 12;

the threaded hole 8 is formed in the upper end face of the inner partition layer 3, the movable hole 9 is formed in the upper cover 2, the limiting groove 10 is formed in the movable hole 9, the screwing screw is rotatably connected into the movable hole 9, the lower end of the screwing screw is screwed into the threaded hole 8, and the screwing frame 12 is arranged at the upper end of the rotating screw 11.

From the above, it can be seen that: and a hollow structure is arranged between the inner interlayer 3 and the box body 1.

From the above, it can be seen that: the first foam layer 5 and the second foam layer 7 are made of environment-friendly materials.

From the above, it can be seen that: the inner upper surface of the top cover is provided with a spring 13, and the lower end of the spring 13 is provided with a pressing plate 14.

Wherein, need emphatically point out, in concrete implementation, the meal is put into box body 1 in, then covers upper cover 2, through direct cartridge between first foam blanket 5 and the second foam blanket 7 between upper cover 2 and the box body 1 and be connected, multiplicable sealed effect, then rotates rotatory screw rod 11 through twisting frame 12, connects fixedly at screw hole 8.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. A packing box with a heat preservation function comprises a box body (1) and an upper cover (2), and is characterized in that heat insulation structures are arranged in the box body (1) and the upper cover (2);

the heat insulation structure includes: the heat insulation part, the inner interlayer (3) and the locking part;

the heat insulation part is arranged in the box body (1) and the upper cover (2), the inner interlayer (3) is arranged in the box body (1), and the locking part is arranged on the upper cover (2) and the inner interlayer (3).

2. The packing box with heat-retaining function according to claim 1, wherein the heat-insulating portion comprises: the filling layer (4), the first foam layer (5), the butt joint groove (6) and the second foam layer (7);

the packing layer (4) is arranged in the box body (1) and the upper cover (2), the first foam layer (5) is filled in the packing layer (4) in the box body (1), the butt joint groove (6) is arranged on the surface of the first foam layer (5), and the second foam layer (7) is arranged in the packing layer (4) of the upper cover (2) and inserted in the butt joint groove (6).

3. The packing box with heat-retaining function as claimed in claim 1, wherein the locking portion comprises: the device comprises a threaded hole (8), a movable hole (9), a limiting groove (10), a rotary screw (11) and a screwing frame (12);

the threaded hole (8) is formed in the upper end face of the inner partition layer (3), the movable hole (9) is formed in the upper cover (2), the limiting groove (10) is formed in the movable hole (9), the rotary screw is rotatably connected into the movable hole (9), the lower end of the rotary screw is rotatably connected into the threaded hole (8), and the screwing frame (12) is arranged at the upper end of the rotary screw (11).

4. The packaging box with heat preservation function according to claim 1, characterized in that a hollow structure is arranged between the inner interlayer (3) and the box body (1).

5. The packaging box with the heat preservation function according to claim 2, wherein the first foam layer (5) and the second foam layer (7) are made of environment-friendly materials.

6. The packing box with heat preservation function according to claim 1, characterized in that the upper surface of the upper cover is provided with a spring (13), and the lower end of the spring (13) is provided with a pressing plate (14).