CN213215753U - Graphite alkene heating heat preservation lunch-box - Google Patents

Abstract

The utility model discloses a graphite alkene heating heat preservation lunch-box, include: the base is internally provided with a power supply module; the box body is arranged above the base, and a graphene heating layer for electric heat conversion is arranged in the box body; and the box cover is arranged on the box body, and the solar energy supply device is arranged on the box body and used for charging the power supply module. The utility model discloses use the structural design of box inner bag and box ectosome separation, adopt graphite alkene diaphragm as the heat-generating body, be equipped with USB power input port on the base, can supply power by external equipment, be equipped with solar cell panel in addition on the lid and can provide the electric energy for lunch-box base battery, heat the meal under the condition that need not use external power supply, make things convenient for the long-time use in the field, practiced thrift the output of electric power, the energy saving is environmental protection more.

Description

Graphite alkene heating heat preservation lunch-box

Technical Field

The utility model relates to a tableware technical field especially relates to a graphite alkene heating heat preservation lunch-box.

Background

The lunch-box is used for carrying the box of food such as meal also to be called convenient box usually, receive deeply and can't go home to eat and the liking of personnel of going out, and present common lunch-box usually has two kinds, one kind uses plastics or glass to make, the unable heat preservation of this kind of lunch-box does not have heating function, can only use microwave oven to heat, it is very troublesome to use, and unable field usage, another kind has heating function, this kind of lunch-box adopts traditional 220V alternating current power supply usually, use the resistance wire to heat through heat-conduction in the lunch-box bottom, this kind of resistance wire heating method can make the meal often have local overheat serious uneven being heated, influence the taste, use the 220V alternating current to cause the electric shock danger easily, and unable field use of carrying.

The statements in the background section are merely technical equivalents which may be known to a person skilled in the art and do not, of course, represent prior art in this field.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems that the prior lunch box is not portable enough, can not be carried and used in the field, and can not heat dishes uniformly and rapidly. To one or more among the prior art problem, the utility model provides a graphite alkene heating heat preservation lunch-box, include: the base is internally provided with a power supply module; the box body is arranged above the base, and a graphene heating layer for electric heat conversion is arranged in the box body; and the box cover is installed on the box body, and a solar energy supply device is arranged on the box body and used for charging the power supply module.

In a preferred aspect of one aspect of the present invention, the power supply module includes a voltage boosting unit, an electricity storage unit, a control unit, and a USB charging unit, the electricity storage unit is electrically connected to the voltage boosting unit through the control unit, and the voltage boosting unit is electrically connected to the graphene heating layer; the USB charging unit is electrically connected to the electricity storage unit, and the electricity storage unit is a storage battery.

In a preferred embodiment of one aspect of the present invention, the box body includes an integrally formed box outer body, and a mounting cavity is provided inside the box outer body; the box inner container is arranged in the mounting cavity, and the box inner container and the box cover form a closed food accommodating cavity; the graphite alkene zone of heating laminating is in the external inboard of box, sets up the external body of box with between the box inner bag for heat food.

In a preferred embodiment of one aspect of the present invention, a partition is provided in the inner container for separating food and vegetables.

The utility model discloses an in the preferred scheme of an aspect, the graphite alkene zone of heating is pressed by PI protection film, graphite alkene membrane, PI copper foil circuit layer hot pressing in proper order, PI copper foil circuit layer both sides are provided with the electric connection point, the electric connection point is connected to through the wire the unit that steps up.

The utility model discloses an in the preferred scheme of an aspect, the lid is provided with the buckle all around, be provided with on the box body with buckle complex joint end, lid one side be provided with the electrode connecting post that solar energy supply device electricity is connected, be provided with in the box body with the elastic connection piece that electrode connecting post electricity is connected, elastic connection piece is connected to through the wire accumulate the unit, the lid below is provided with and is used for sealed sealing washer.

In the preferred scheme of an aspect of the utility model, solar energy supply device is including setting up the solar panel of lid top, solar panel with the electrode connecting post electricity is connected.

In the utility model discloses an in the preferred scheme of an aspect, USB charging unit includes USB power input port for external power supply, does through the wire accumulate the unit and charge.

In a preferred aspect of the present invention, a display for displaying the temperature of the food is provided above the lid.

In a preferred aspect of the present invention, a sensor for measuring a temperature of food is provided below the lid.

Compared with the prior art, the utility model discloses gain following effect:

1. the utility model uses solar energy to provide electric energy for the storage battery, and can be used for a long time in the field;

2. the inner container of the utility model is provided with the separating partition, so that the use and the cleaning are more convenient and faster;

3. the utility model discloses use graphite alkene layer that generates heat, generate heat more evenly, quick thermal conversion efficiency is better.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic front view of a graphene heating and heat-preserving lunch box according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a box cover of a graphene heating and heat-preserving lunch box according to an embodiment of the present invention;

fig. 3 is a schematic view of a partial cross-sectional structure of an inner container, a graphene heating layer and an outer body of a graphene heating and heat-preserving lunch box according to an embodiment of the present invention;

fig. 4 is a schematic top view of the graphene heating and heat-preserving lunch box body according to an embodiment of the present invention.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" 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 and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, it should be noted that unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection, either mechanically, electrically, or in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

The following disclosure provides many different embodiments or examples for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or reference letters in the various examples, which have been repeated for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed. In addition, the present disclosure provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

As shown in fig. 1-4, the utility model discloses a graphite alkene heating heat preservation lunch-box, include: the device comprises a base 1, wherein a power supply module is arranged in the base 1; the box body 2 is arranged above the base 1, and a graphene heating layer 21 for electric-thermal conversion is arranged in the box body 2; and the box cover 3 is arranged on the box body 2, and the solar energy supply device is arranged on the box body 2 and used for charging the power supply module. The design of graphite alkene zone of heating 21 and solar energy power supply device can make things convenient for the lunch-box to carry out heat treatment in the open-air environment.

As a more preferred embodiment, the power supply module includes a voltage boosting unit 11, an electricity storage unit 12, a control unit 13, and a USB charging unit, the electricity storage unit 12 is electrically connected to the voltage boosting unit 11 through the control unit 13, and the voltage boosting unit 11 is electrically connected to the graphene heating layer 21; the USB charging unit is electrically connected to the electric storage unit 12, and the electric storage unit 12 is a storage battery.

As a more preferable embodiment, the box body 2 includes an integrally formed box outer body 22, and a mounting cavity is provided inside the box outer body 22; the box inner container 23 is arranged in the mounting cavity, and the box inner container 23 and the box cover 3 form a closed food accommodating cavity; the graphene heating layer 21 is attached to the inner side of the box outer body 22, is arranged between the box outer body 22 and the box inner container 23, and is used for heating food. Wherein, the inner container 23 of the box can use edible stainless steel with the thickness of 0.5-3mm or ceramic material; the box cover 3, the box outer body 22 layer and the base 1 frame can be made of polycarbonate, polypropylene, polyester, polyether sulfone resin, polyphenylene sulfone resin and the like by injection molding.

The metal heat dissipation layer is arranged on the inner side surface of the box outer body 22, and the material is a foil film made of a metal material with a heat conduction function; the reflection heat preservation sets up in the surface of box external 22, and the reflection heat preservation includes alloy membrane and insulation material layer, and wherein the alloy membrane material chooses for use aluminium, tin, copper etc. and the thickness range is 10-120 microns, preferred 20 microns, and insulation material layer material is preferred the thermal-insulated coiled material of DiKe, and thickness is 1-5mm, preferred 1.5mm to guarantee the make full use of graphite alkene zone of heating 21 between box inner bag 23 and box external 22 heat energy.

The graphene has the characteristics of good strength, flexibility, electric conduction, heat conduction and the like. The graphene is a material with the highest heat conductivity coefficient so far, has very good heat conduction performance, the total conversion rate of effective electric heating energy reaches more than 99% after graphene is electrified, and meanwhile, the stable heat conductivity coefficient of heating performance is ensured due to the special superconductivity, and the graphene is uniform and rapid in heating.

As a more preferable embodiment, a partition 231 is provided in the inner container 23 of the box for separating food, the number of the partitions 231 is several, and the specific arrangement can be increased and specially designed according to the type of food to be contained.

As a more preferable embodiment, the graphene heating layer 21 is heat-pressed by a PI protective film 211, a graphene film 212, and a PI copper foil wiring layer 213 in this order, and electrical connection points are provided on both sides of the PI copper foil wiring layer 213, and the electrical connection points are connected to the voltage boosting unit 11 through wires. Wherein, the thickness of the PI protective film 211 is 10-150 microns, preferably 20 microns, the square resistance of the graphene film 212 is 40-200 ohm, the thickness of the PI copper foil circuit board is 20-200 microns, preferably 25 microns, and the boosting unit 11 in the base 1 can boost the 5V power supply to 5-36V, preferably 12V.

As a more preferable embodiment, the lid 3 is provided with the buckle 31 around, the box body 2 is provided with a clamping end matched with the buckle 31, one side of the lid 3 is provided with an electrode connecting column 302 electrically connected with the solar energy supply device, the box body 2 is provided with an elastic connecting sheet 201 electrically connected with the electrode connecting column 302, the elastic connecting sheet 201 is connected to the electricity storage unit 12 through a wire, the electrode connecting column 302 and the elastic connecting sheet 201 are made of copper materials with good conductivity, a sealing ring for sealing is arranged below the lid 3, and one end of the buckle 31 is hinged on the lid 3.

As a more preferable embodiment, the solar energy supply device comprises a solar power generation panel 301 disposed above the box cover 3, the solar power generation panel 301 is electrically connected to the electrode connection column 302, and the solar power generation panel 301 may be disposed above the box cover 3 by means of adhesion or snap-fit.

As a more preferable embodiment, the USB charging unit includes a USB power input port 14 for externally connecting a power supply and charging the power storage unit 12 through a wire, and the USB input port can be selected from microsb, Type-C, lightning, and the like.

As a more preferable embodiment, a display for displaying the temperature of the food is provided above the box cover 3.

As a more preferable embodiment, a sensor for measuring the temperature of the food is provided under the box cover 3.

The utility model adopts the structure design that the inner container 23 and the outer body 22 are separated, thus improving the application flexibility, being convenient for use and cleaning; adopt graphite alkene membrane 212 piece as the heat-generating body, solved current lunch-box heating inequality, not rapid enough problem, solved simultaneously and used the electric leakage electric shock and the personal safety problem that 220V power supply heating can't avoid. The base 1 is provided with a USB power input port 14, which can be used for supplying power by external equipment, such as a computer, a mobile phone power supply configurator and even a charger; in addition, the solar cell panel arranged on the box cover 3 can provide electric energy for the storage battery of the lunch box base 1, dishes are heated under the condition that an external power supply is not used, the lunch box is convenient to use outdoors for a long time, the output of electric power is saved, and the energy is saved and the lunch box is more environment-friendly.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A graphite alkene heating heat preservation lunch-box which characterized in that includes:

the base is internally provided with a power supply module;

the box body is arranged above the base, and a graphene heating layer for electric heat conversion is arranged in the box body; and

the lid, the lid is installed on the box body, be provided with solar energy supply device on the box body, be used for doing power module charges.

2. The graphene heating and heat-preserving lunch box according to claim 1,

the power supply module comprises a boosting unit, an electricity storage unit, a control unit and a USB charging unit, wherein the electricity storage unit is electrically connected to the boosting unit through the control unit, and the boosting unit is electrically connected to the graphene heating layer; the USB charging unit is electrically connected to the power storage unit.

3. The graphene heating and heat-preserving lunch box according to claim 2,

the box body comprises an integrally formed box outer body, and a mounting cavity is formed in the box outer body;

the box inner container is arranged in the mounting cavity, and the box inner container and the box cover form a closed food accommodating cavity;

the graphite alkene zone of heating laminating is in the external inboard of box, sets up the external body of box with between the box inner bag for heat food.

4. The graphene heating and heat-preserving lunch box according to claim 3,

a partition is arranged in the inner container of the box and used for separating rice and dishes.

5. The graphene heating and heat-preserving lunch box according to claim 2,

the graphene heating layer is formed by sequentially thermally pressing a PI protective film, a graphene film and a PI copper foil circuit layer, electric connection points are arranged on two sides of the PI copper foil circuit layer, and the electric connection points are connected to the voltage boosting unit through wires.

6. The graphene heating and heat-preserving lunch box according to claim 3,

the solar energy storage box is characterized in that buckles are arranged on the periphery of the box cover, a clamping end matched with the buckles is arranged on the box body, an electrode connecting column electrically connected with the solar energy supply device is arranged on one side of the box cover, an elastic connecting piece electrically connected with the electrode connecting column is arranged in the box body, the elastic connecting piece is connected to the electricity storage unit through a wire, and a sealing ring used for sealing is arranged below the box cover.

7. The graphene heating and heat-preserving lunch box according to claim 6,

solar energy supply device is including setting up the solar panel of lid top, solar panel with the electrode connection post electricity is connected.

8. The graphene heating and heat-preserving lunch box according to claim 2,

the USB charging unit comprises a USB power input port for being externally connected with a power supply and is used for charging the electricity storage unit through a wire.

9. The graphene heating and heat-preserving lunch box according to any one of claims 1 to 8,

a display for displaying the temperature of the food is arranged above the box cover.

10. The graphene heating and heat-preserving lunch box according to claim 9,

a sensor for measuring the temperature of the food is arranged below the box cover.

Images