Heat preservation packaging box for food
By designing an insulated food packaging box that includes a curved plate, a gutter collection box system and a heating component, the problem of food cooling and water droplets falling during distribution is solved, achieving an effective insulation and environmentally friendly packaging solution. .
Patent Information
- Application Number
- CN202421304068.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-07
- Publication Date
- 2025-01-21
- Estimated Expiration
- 2034-06-07
AI Technical Summary
During the delivery process, existing food insulation packaging boxes are likely to cause food to become cooler, and water drops fall on the food to affect the taste, and the packaging materials are more polluted to the environment.
A thermal insulation packaging box for food is designed, which includes a lid component, a protective cover, thermal insulation material, a heating component and a water conduit collection box system. The lid assembly collects water droplets through the curved plate and gutter collection box system to prevent the water droplets from falling; the heating assembly provides electricity through the heating tube and lithium battery to extend the heat preservation time of the food.
It effectively blocks the heat loss in the packaging box, extends the heat preservation time of food, avoids water droplets falling on the food, improves the taste of food, and reduces environmental pollution through reusable materials.
Smart Images
Figure CN222373432U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of packaging boxes, in particular to a heat-insulating packaging box for food. Background Art
[0002] With the accelerated pace of urban life and the rapid development of Internet O2O, more and more people choose takeout to solve dining problems in many occasions. However, most takeouts currently pack the food to be delivered in portions, put it in plastic boxes, and use electric vehicles or motorcycles to deliver it to consumers in various streets and alleys. Especially in winter, due to the long delivery distance and large delivery quantity, the food is easy to get cold during the delivery process, which makes customers very dissatisfied. In addition, the current takeout lunch boxes are made of polypropylene (PP) and polystyrene (PS), and most of them can only be used once and thrown away, which is easy to cause great pollution to the environment.
[0003] Existing food insulation packaging boxes all prevent temperature loss by adding insulation materials in the box body. However, during actual use, a large amount of water droplets will be generated on the top of the packaging box, and the water droplets will fall onto the food during movement, thereby affecting the taste of the food. Utility Model Content
[0004] The purpose of the utility model is to solve or at least alleviate the problems existing in the prior art.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a heat-insulating packaging box for food, comprising a box body, a box cover assembly is provided on the top outer wall of the box body, a protective cover is provided on the inner wall of the box body, and heat-insulating material is filled between the protective cover and the inner wall of the box body, a heating component is provided on the bottom inner wall of the box body, and a bottom plate is provided on the top outer wall of the heating component, the box cover assembly comprises a box cover, and an arc plate is fixedly connected to the top inner wall of the box cover, installation openings are provided on both side outer walls of the box cover, and the inner walls of the two installation openings are fixedly connected to water guide grooves, the outer walls at the bottom of the two water guide grooves are clamped with collection boxes, and the collection box and the water guide grooves are communicated.
[0006] By adopting the above structure, a protective cover and thermal insulation materials are arranged in the box body, thereby conveniently keeping the food warm and effectively blocking the heat loss in the box body. In addition, an arc plate is arranged on the box cover assembly, and the arc plate facilitates the introduction of water formed by steam liquefaction into the collection box through the water guide groove, thereby preventing water from falling on the food.
[0007] The water guide groove is obliquely arranged on the box cover, and the water guide groove is located below the arc plate.
[0008] With the above structure, by arranging the water guide grooves below the two ends of the two arc-shaped plates, the water falling from the arc-shaped plates falls into the water guide grooves.
[0009] The heating component comprises a heating seat fixedly connected to the inner wall of the bottom of the box body, and the inner walls on both sides of the heating seat are fixedly connected with mounting seats.
[0010] With the above structure, the two mounting seats can be easily installed and fixed by setting the heating seat.
[0011] A plurality of heating tubes are fixedly connected between the two mounting seats, and a rectangular opening is opened on the outer wall of the top of the heating seat.
[0012] With the above structure, the food is heated by the heat generated by the heating tube, thereby extending the heat preservation time of the food.
[0013] The inner wall of the rectangular opening is fixedly connected with a heat conducting plate, and the outer wall at the top of the heat conducting plate is provided with a plurality of circular holes distributed at equal distances.
[0014] With the above structure, the heat generated by the heating tube can be easily conducted out through the heat conducting plate.
[0015] The outer wall at the top of the bottom plate is provided with a plurality of through holes which are distributed at equal distances.
[0016] By adopting the above structure, the heating efficiency of the heating component can be conveniently improved through the through holes on the bottom plate, and the heat loss can be effectively reduced.
[0017] A rectangular groove is formed on the outer wall of the bottom of the box body, and a lithium battery is fixedly connected to the inner wall of the rectangular groove.
[0018] With the above structure, the lithium battery can be conveniently installed in a hidden manner by setting the rectangular groove.
[0019] The lithium battery is electrically connected to the heating tube.
[0020] With the above structure, the lithium battery can be used to provide electric energy to the heating tube.
[0021] Compared with the prior art, the beneficial effects of the utility model are:
[0022] (1) The utility model provides a box cover assembly on the box body. The arc plate in the box cover assembly facilitates the water droplets generated during heat preservation to be led out through the arc plate. In addition, a water guide groove and a collection box are provided on the box cover. The water guide groove facilitates the water droplets to be led into the collection box for collection, thereby preventing the water droplets from falling on the food.
[0023] (2) The utility model arranges a heating component at the bottom of the box body. The arrangement of the heating component facilitates heating of food on the bottom plate, thereby effectively preventing temperature loss and improving the efficiency of heat preservation. The arrangement of the lithium battery facilitates providing electrical energy for the heating component. BRIEF DESCRIPTION OF THE DRAWINGS
[0024] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0025] Figure 2 It is a three-dimensional structural schematic diagram of the utility model;
[0026] Figure 3 It is a schematic diagram of the expanded structure of the utility model;
[0027] Figure 4 It is a schematic diagram of a partial cross-sectional structure of a box body of the utility model;
[0028] Figure 5 This is a schematic diagram of the structure of the box cover assembly of the utility model;
[0029] Figure 6 It is a schematic diagram of the cross-sectional structure of the heating component of the utility model.
[0030] In the figure: 1. box body; 2. box cover assembly; 3. lithium battery; 4. protective cover; 5. thermal insulation material; 8. heating component; 9. bottom plate; 10. box cover; 11. curved plate; 12. water guide groove; 13. collecting box; 14. heating seat; 15. mounting seat; 16. heating tube; 17. heat conduction plate. DETAILED DESCRIPTION
[0031] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0032] See also Figure 1-6 A food insulation packaging box includes a box body 1, a box cover assembly 2 is arranged on the top outer wall of the box body 1, a protective cover 4 is arranged on the inner wall of the box body 1, and a heat preservation material 5 is filled between the protective cover 4 and the inner wall of the box body 1, a heating component 8 is arranged on the bottom inner wall of the box body 1, and a bottom plate 9 is arranged on the top outer wall of the heating component 8, the box cover assembly 2 includes a box cover 10, and an arc plate 11 is fixedly connected to the top inner wall of the box cover 10, and installation openings are opened on both sides of the outer wall of the box cover 10, and the inner portions of the two installation openings are provided with a heat preservation material 5. The walls are fixedly connected with water guide grooves 12, and the outer walls at the bottom of the two water guide grooves 12 are clamped with collection boxes 13, and the collection boxes 13 are connected to the water guide grooves 12. By arranging a protective cover 4 and a heat-insulating material 5 in the box body 1, it is convenient to keep the food warm and effectively block the heat loss in the box body 1. By arranging an arc plate 11 on the box cover assembly 2, the arc plate 11 facilitates the introduction of water formed by liquefied steam into the collection box 13 through the water guide grooves 12, thereby preventing water from falling on the food.
[0033] For details, please refer to Figure 5 The water guide groove 12 is obliquely arranged on the box cover 10, and the water guide groove 12 is located below the arc plate 11. By arranging the water guide groove 12 below the two ends of the two arc plates 11, water falling from the arc plates 11 falls into the water guide groove 12.
[0034] For details, please refer to Figure 6 The heating component 8 includes a heating seat 14 fixedly connected to the inner wall of the bottom of the box body 1, and the inner walls on both sides of the heating seat 14 are fixedly connected with mounting seats 15. The setting of the heating seat 14 facilitates the installation and fixation of the two mounting seats 15.
[0035] For details, please refer to Figure 6 A plurality of heating tubes 16 are fixedly connected between the two mounting seats 15, and a rectangular opening is opened on the outer wall of the top of the heating seat 14. The heating tubes 16 generate heat to heat the food, thereby extending the insulation time of the food.
[0036] For details, please refer to Figure 6 The inner wall of the rectangular opening is fixedly connected with a heat conducting plate 17 , and the outer wall of the top of the heat conducting plate 17 is provided with a plurality of circular holes distributed at equal distances, so that the heat generated by the heating tube 16 can be conveniently conducted out through the heat conducting plate 17 .
[0037] For details, please refer to Figure 4 The top outer wall of the bottom plate 9 is provided with a plurality of through holes distributed at equal distances. The through holes on the bottom plate 9 can conveniently improve the heating efficiency of the heating component 8 and effectively reduce the heat loss.
[0038] For details, please refer to Figure 2 A rectangular groove is provided on the outer wall of the bottom of the box body 1, and a lithium battery 3 is fixedly connected to the inner wall of the rectangular groove. The rectangular groove is provided to facilitate hidden installation of the lithium battery 3.
[0039] For details, please refer to Figure 2 The lithium battery 3 is electrically connected to the heating tube 16 , and the lithium battery 3 is conveniently provided to provide electrical energy to the heating tube 16 .
[0040] Working principle: When in use, the food that needs to be kept warm is placed on the bottom plate 9 in the box body 1, and then the box cover 10 is closed. When the steam in the box body 1 rises, it contacts the curved plate 11 and liquefies into water. The water is introduced into the water guide groove 12 through the curved plate 11, and the water is directly introduced into the collection box 13 for collection through the guidance of the water guide groove 12. When long-term heat preservation is required, the heating component 8 is started, and the heating tube 16 in the heating component 8 is started to generate heat. The food is kept warm by heating, thereby extending the heat preservation time of the food.
[0041] The above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.
Claims
1. A food insulation packaging box, comprising a box body (1), characterized in that: The top outer wall of the box body (1) is provided with a box cover assembly (2), the inner wall of the box body (1) is provided with a protective cover (4), and a heat-insulating material (5) is filled between the protective cover (4) and the inner wall of the box body (1), the bottom inner wall of the box body (1) is provided with a heating assembly (8), and the top outer wall of the heating assembly (8) is provided with a bottom plate (9), the box cover assembly (2) comprises a box cover (10), and the top inner wall of the box cover (10) is fixedly connected with an arc plate (11), the outer walls on both sides of the box cover (10) are provided with mounting openings, and the inner walls of the two mounting openings are fixedly connected with water guide grooves (12), the bottom outer walls of the two water guide grooves (12) are both clamped with collection boxes (13), and the collection box (13) and the water guide grooves (12) are connected.
2. A food insulation packaging box according to claim 1, characterized in that: The water guide groove (12) is arranged obliquely on the box cover (10), and the water guide groove (12) is located below the arc plate (11).
3. A food insulation packaging box according to claim 2, characterized in that: The heating component (8) comprises a heating seat (14) fixedly connected to the inner wall of the bottom of the box body (1), and the inner walls on both sides of the heating seat (14) are fixedly connected to mounting seats (15).
4. A food insulation packaging box according to claim 3, characterized in that: A plurality of heating tubes (16) are fixedly connected between the two mounting seats (15), and a rectangular opening is provided on the outer wall of the top of the heating seat (14).
5. A food insulation packaging box according to claim 4, characterized in that: The inner wall of the rectangular opening is fixedly connected with a heat conducting plate (17), and the outer wall at the top of the heat conducting plate (17) is provided with a plurality of circular holes distributed at equal distances.
6. A food insulation packaging box according to claim 5, characterized in that: The top outer wall of the bottom plate (9) is provided with a plurality of through holes distributed at equal distances.
7. A food insulation packaging box according to claim 6, characterized in that: The outer wall at the bottom of the box body (1) is provided with a rectangular groove, and the inner wall of the rectangular groove is fixedly connected to a lithium battery (3).
8. The food insulation packaging box according to claim 7, characterized in that: The lithium battery (3) is electrically connected to the heating tube (16).