CN219578427U - Portable heating meal bag - Google Patents

Abstract

The utility model belongs to the technical field of portable equipment, and particularly provides a portable heating meal bag. The utility model aims to solve the problem that the conventional lunch box cannot be heated outdoors. For this purpose, the heated meal bag of the present utility model comprises a bag body and an electric heating device. Wherein, the bag body is in including being used for holding the inner liner of edible material and setting the heat preservation in the inner liner outside, the heat preservation is used for right the inner liner keeps warm. The electric heating device is arranged between the inner lining layer and the heat preservation layer and is used for heating food materials in the inner lining layer. According to the heating meal bag, food materials in the heating meal bag can be heated through the electric heating device, so that dining experience of outdoor dining personnel is improved. Compared with the traditional lunch box, the heating meal bag can be folded or rolled, is smaller in size and saves more space.

Description

Portable heating meal bag

Technical Field

The utility model belongs to the technical field of portable equipment, and particularly provides a portable heating meal bag.

Background

The lunch box is a daily living article which is used for containing meal and is convenient for people to store the meal. Especially for office workers, the lunch box is an indispensable tool for carrying rice. For hiking personnel and soldiers who go out to perform tasks, the existing lunch box is large in size, seriously occupies the space of the travelling bag, cannot be heated outdoors, and is not beneficial to physical health.

Disclosure of Invention

An object of the present utility model is to provide a portable heating rice bag, which solves at least one of the above-mentioned problems.

A further object of the utility model is to ensure that the heated meal bag has sufficient heating power to heat the meal rapidly.

To achieve the above object, the present utility model provides a portable heating rice bag comprising:

the bag body comprises an inner liner layer for containing food materials and an insulation layer arranged on the outer side of the inner liner layer, wherein the insulation layer is used for insulating the inner liner layer;

the electric heating device is arranged between the inner lining layer and the heat preservation layer and is used for heating food materials in the inner lining layer.

Optionally, the electric heating device is a heating wire wound on the inner liner; alternatively, the electric heating device is a heating sheet attached to the inner liner.

Optionally, the bag body further comprises a protection layer, and the protection layer is arranged on the outer side of the heat insulation layer to protect the heat insulation layer.

Optionally, the protective layer and the heat insulation layer are adhered together in an adhesive manner, and the heat insulation layer and the inner liner are adhered together in an adhesive manner.

Optionally, the heating meal bag further comprises a sealing device, wherein the sealing device is used for sealing the bag opening of the heating meal bag.

Optionally, the sealing device is a clip chain or a zipper; or the sealing device comprises a first magnetic attraction member and a second magnetic attraction member which are arranged on two opposite sides of the bag body so as to clamp the edge of the opening of the heating meal bag through the first magnetic attraction member and the second magnetic attraction member which are attracted together.

Optionally, the heating meal bag further comprises a powered terminal electrically connected with the electric heating device.

Optionally, the heating rice bag is provided with a power supply device for supplying power to the electric heating device.

Optionally, the power supply device comprises a plurality of lithium batteries connected in parallel, so that a plurality of lithium batteries supply power to the electric heating device at the same time.

Optionally, the power supply device is separately arranged with the heating meal bag and is electrically connected with the heating meal bag through an electric wire.

Based on the foregoing description, it can be understood by those skilled in the art that in the foregoing technical solution of the present utility model, by configuring the electric heating device for the heating meal bag, the heating meal bag can heat the food therein through the electric heating device, thereby improving the dining experience of the outdoor diners. Meanwhile, compared with the existing chemical heating device, the electric heating device is more environment-friendly and does not generate garbage.

And the heating meal bag can be folded or rolled up relative to the existing lunch box, so that the volume is smaller and the space is saved.

Further, the power supply device comprises a plurality of lithium batteries connected in parallel, and the plurality of lithium batteries supply power to the electric heating device at the same time, so that the output power of the power supply device is the sum of the output powers of the plurality of lithium batteries, and further the heating meal bag has enough heating power to rapidly heat food materials in the heating meal bag.

Other advantages of the present utility model will be described in detail hereinafter with reference to the drawings so that those skilled in the art can more clearly understand the improvements object, features and advantages of the present utility model.

Drawings

In order to more clearly illustrate the technical solution of the present utility model, some embodiments of the present utility model will be described hereinafter with reference to the accompanying drawings. It will be understood by those skilled in the art that components or portions thereof identified in different drawings by the same reference numerals are identical or similar; the drawings of the utility model are not necessarily to scale relative to each other. In the accompanying drawings:

FIG. 1 is a first isometric view of a portable heated meal bag in some embodiments of the utility model;

FIG. 2 is a cross-sectional view of the portable heated meal bag of FIG. 1 taken along the direction A-A;

FIG. 3 is a second isometric view of a portable heated meal bag in some embodiments of the utility model;

FIG. 4 is a third isometric view of a portable heated meal bag in some embodiments of the utility model;

FIG. 5 is an exploded view of a power supply in some embodiments of the utility model;

fig. 6 is an isometric view of a power supply in some embodiments of the utility model.

Detailed Description

It should be understood by those skilled in the art that the embodiments described below are only some embodiments of the present utility model, but not all embodiments of the present utility model, and the some embodiments are intended to explain the technical principles of the present utility model and are not intended to limit the scope of the present utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive effort, based on the embodiments provided by the present utility model, shall still fall within the scope of protection of the present utility model.

It should be noted that, in the description of the present utility model, terms such as "center", "upper", "lower", "top", "bottom", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate directions or positional relationships, which are based on the directions or positional relationships shown in the drawings, are merely for convenience of description, and do not indicate or imply that the apparatus or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Further, it should also be noted that, in the description of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected, can be indirectly connected through an intermediate medium, and can also be communicated with the inside of two elements. The specific meaning of the above terms in the present utility model can be understood by those skilled in the art according to the specific circumstances.

As shown in fig. 1 to 4, in some embodiments of the present utility model, a portable heated rice bag includes a bag body 10, a sealing device 20, an electronic control module 30, and an electric heating device 40. Wherein, the bag body 10 is used for holding food materials, the sealing device 20 is used for opening or closing the bag mouth of the bag body 10, the electronic control module 30 is used for controlling the heating of the food materials by the heating meal bag, and the electric heating device 40 is used for heating the food materials in the bag body 10.

As shown in fig. 1, 3 and 4, the bottom of the pouch 10 is provided in a U-shape to facilitate cleaning of the inside of the pouch 10.

As shown in fig. 2, in some embodiments of the present utility model, the pouch 10 includes an inner liner 11, an insulation layer 12, and a protective layer 13 sequentially disposed from inside to outside. The inner liner 11 and the protective layer 13 are respectively bonded to the heat insulating layer 12, and specifically may be bonded together by bonding.

Wherein the inner liner 11 is used for accommodating food materials. Preferably, inner liner 11 is made of a food grade and easy to clean material to facilitate cleaning of inner liner 11. The material may be plastic, metal film, etc.

Wherein, heat preservation layer 12 is used for carrying out the heat preservation to inner liner 11 and the food material in the inner liner 11. The insulating layer 12 may be made of any feasible material, such as plastic foam, sponge, etc.

The protective layer 13 is used for protecting the heat-insulating layer 12 to prevent the heat-insulating layer 12 from being damaged by external force. The protective layer 13 can be made of nylon cloth, terylene cloth, non-woven fabric and jean. Preferably, the protective layer 13 is made of a waterproof material.

In addition, the protective layer 13 may be provided as a paint applied to the outside of the heat insulating layer 12 as necessary by those skilled in the art.

Alternatively, in other embodiments of the present utility model, if the protective layer 13 is sufficiently strong to be damaged, the skilled artisan may omit the protective layer 13 arrangement as desired.

As shown in fig. 1 and 3, in some embodiments of the present utility model, the closure device 20 is a clip chain or zipper and includes a first chain 21 and a second chain 22 mounted on opposite sides of the pouch 10. When the first and second chains 21 and 22 are engaged with each other, the mouth of the pouch 10 is closed to prevent food materials from escaping from the mouth.

Further, the first chain 21 and the second chain 22 are both provided on the inner side of the bag body 10, and may be provided on the inner liner 11.

Preferably, the first and second chains 21 and 22 are spaced apart from the edge of the mouth of the bag body 10 by a certain distance, so that when the first and second chains 21 and 22 are clip chains, an operator can easily separate the first and second chains 21 and 22 by pulling the edge of the mouth of the bag body 10.

Furthermore, in other embodiments of the present utility model, the skilled artisan can also configure the closure device 20 as desired as any other viable device. For example, the sealing device 20 is provided to include first and second magnetic members mounted at opposite sides of the pouch body 10 to clamp the edge of the opening of the heated meal pouch by the first and second magnetic members being attracted together. Wherein at least one of the first magnetic member and the second magnetic member is a magnet.

Alternatively, in other embodiments of the present utility model, one skilled in the art may omit the provision of the closure device 20 as desired, and may make the pouch 10 long enough to allow closure of the mouth by wrapping around the mouth of the pouch 10.

As shown in fig. 1 and 4, the electronic control module 30 is fixedly connected with the pouch 10 and exposed to the outside of the pouch 10. The electronic control module 30 is provided with a switch 31, an indicator lamp 32, and a power receiving socket 33 as a power receiving terminal. The switch 31 is used for controlling whether the electric heating device 40 is electrified, the indicator lamp 32 is used for displaying the working state of the electric heating device 40, and the power receiving socket 33 is internally provided with a conductive structure for connecting an external power supply.

Wherein the indicator light 32 may be any number, such as one, two, etc.

Further, in some embodiments of the present utility model, the heated meal bag further includes a temperature sensor for detecting the temperature of the food material within the bag body 10. The number of the indication lamps 32 is two, one for indicating whether the heating pouch is powered on or not, and the other for detecting whether the electric heating device 40 is being powered on or not. When the temperature sensor detects that the temperature of the food material in the pouch body 10 reaches a set value (e.g., 65 ℃, 80 ℃, 95 ℃, 100 ℃, etc.), the other indicator lamp 32 is turned off.

In other embodiments of the present utility model, one skilled in the art may omit the switch 31 and directly operate the electric heating device 40 when the power receiving socket 33 is connected to the external power source, as required.

Further, in other embodiments of the present utility model, the power receiving socket 33 may be configured as any other feasible power receiving terminal, such as a plug, a magnetically attractive metal terminal, or the like.

In some embodiments of the utility model, as shown in fig. 2, the electric heating device 40 is a heating wire wound around the inner liner 11. Preferably, the heating wires are equidistantly wound around the outside of the inner liner 11 to uniformly heat the food material in the inner liner 11 by the heating wires.

Furthermore, in other embodiments of the utility model, the person skilled in the art may also arrange the electric heating means 40 in any other feasible form, for example as a heating plate attached to the lining layer 11, as desired.

In some embodiments of the present utility model, the heating pouch is provided with a power supply device 50 (as shown in fig. 5 and 6) as an external power source, and the power supply device 50 is used to supply power to the electric heating device 40.

As shown in fig. 5 and 6, in some embodiments of the present utility model, the power supply device 50 includes a bottom case 51, a top cover 52, a plurality of lithium batteries 53, and a circuit board 54. Wherein, lithium battery 53 and circuit board 54 are all installed in drain pan 51, top cap 52 and drain pan 51 fixed connection to encapsulate lithium battery 53 and circuit board 54.

Wherein, the top cover 52 is provided with a display 521, a power supply socket 522 and keys 523. The display 521 is at least used for displaying the remaining power of the power supply device 50, and may display the output power, current, and voltage of the power supply device 50. The power supply socket 522 is provided with a conductive structure for connecting an electric wire so that the power supply device 50 is electrically connected to the power receiving socket 33 through the electric wire. The key 523 can switch the content displayed on the display 521 when operated.

The power supply socket 522 may also be provided in any other possible configuration, such as a plug.

In some embodiments of the present utility model, the circuit board 54 is electrically connected to the power supply socket 522 and the plurality of lithium batteries 53, respectively. And all the lithium batteries 53 are connected in parallel, so that the output power of the power supply device 50 is the sum of the output powers of the lithium batteries 53, and the heating meal bag has enough heating power to quickly heat the food materials in the meal bag.

In some embodiments of the present utility model, the power outlet 522 is also used to connect an external power source to charge the lithium battery 53 within the power device 50.

In some embodiments of the present utility model, the output power of each lithium battery 53 is not less than 22W, and the output power of the power supply device 50 is not less than 500W.

The output power of each lithium battery 53 is 66W, the number of lithium batteries 53 is 18, and the output power of the power supply device 50 is about 1.1Kw, for example.

In addition, in other embodiments of the present utility model, it is also possible for those skilled in the art to set each lithium battery 53 to be thin enough as required, and then fix all the lithium batteries 53 and the circuit board 54 to the pouch body 10, thereby integrating the power supply device 50 on the heating pouch, so as to eliminate the cumbersome task of separately carrying the power supply device 50.

The method of using the heating rice bag according to some embodiments of the present utility model will be described below.

The food materials are contained, the corresponding food materials are filled into the bag body 10 by a user, and the opening of the heating meal bag is sealed by the sealing device 20, so that the food materials are prevented from being scattered.

The food material is heated, the power receiving socket 33 of the heating pouch is connected with the charging socket of the power supply device 50 by an electric wire, and one of the two indicator lamps 32 is lighted. Then, the switch 31 on the heating pouch is pressed, and the other of the two indicator lamps 32 is also lighted, so that the electric heating device 40 heats the food material in the heating pouch. At the same time, the closing device 20 is slightly opened so that the opening of the bag has a small gap, thereby allowing steam in the heated meal bag to escape from the gap and preventing the heated meal bag from swelling.

When the heating is completed, the other of the two indicator lamps 32 is extinguished, the electric wire is pulled out from the power receiving socket 33, and both indicator lamps 32 are extinguished and then eaten.

Based on the foregoing description, it can be understood by those skilled in the art that by configuring the electric heating device 40 for heating the meal bag in the present utility model, the meal bag can be heated by the electric heating device 40 to the food materials therein, thereby improving the dining experience of the outdoor diners. Meanwhile, the electric heating device 40 is more environment-friendly than the existing chemical heating device, and does not generate garbage. And the heating meal bag can be folded or rolled up relative to the existing lunch box, so that the volume is smaller and the space is saved.

Further, by making the power supply device 50 include a plurality of parallel lithium batteries 53 and making the plurality of lithium batteries 53 simultaneously supply power to the electric heating device 40, the output power of the power supply device 50 is the sum of the output powers of the plurality of lithium batteries 53, so that the heating meal bag has enough heating power to rapidly heat the food therein.

Thus far, the technical solution of the present utility model has been described in connection with the foregoing embodiments, but it will be readily understood by those skilled in the art that the scope of the present utility model is not limited to only these specific embodiments. The technical solutions in the above embodiments can be split and combined by those skilled in the art without departing from the technical principles of the present utility model, and equivalent changes or substitutions can be made to related technical features, so any changes, equivalent substitutions, improvements, etc. made within the technical principles and/or technical concepts of the present utility model will fall within the protection scope of the present utility model.

Claims (10)

1. A portable heated meal bag comprising:

the bag body comprises an inner liner layer for containing food materials and an insulation layer arranged on the outer side of the inner liner layer, wherein the insulation layer is used for insulating the inner liner layer;

the electric heating device is arranged between the inner lining layer and the heat preservation layer and is used for heating food materials in the inner lining layer.

2. The portable heated meal bag of claim 1, wherein the portable heated meal bag comprises,

the electric heating device is a heating wire wound on the inner liner; or,

the electric heating device is a heating plate attached to the inner liner.

3. The portable heated meal bag of claim 1, wherein the portable heated meal bag comprises,

the bag body further comprises a protection layer, and the protection layer is arranged on the outer side of the heat preservation layer to protect the heat preservation layer.

4. The portable heated meal bag according to claim 3, wherein,

the protective layer and the heat preservation layer are adhered together in an adhesive mode,

the heat preservation layer is adhered to the inner liner layer in an adhering mode.

5. The portable heated meal bag of claim 1, wherein the portable heated meal bag comprises,

the heating rice bag further comprises a sealing device, wherein the sealing device is used for sealing the bag opening of the heating rice bag.

6. The portable heated meal bag of claim 5, wherein the portable heated meal bag comprises,

the sealing device is a clip chain or a zipper; or,

the sealing device comprises a first magnetic attraction member and a second magnetic attraction member which are arranged on two opposite sides of the bag body, so that the edges of the opening of the heating meal bag are clamped by the first magnetic attraction member and the second magnetic attraction member which are attracted together.

7. The portable heated meal bag of claim 1, wherein the portable heated meal bag comprises,

the heating meal bag further comprises a power receiving terminal electrically connected with the electric heating device.

8. The portable heated meal bag according to any of claims 1 to 7, wherein,

the heating meal bag is provided with a power supply device, and the power supply device is used for supplying power to the electric heating device.

9. The portable heated meal bag of claim 8, wherein the portable heated meal bag comprises,

the power supply device comprises a plurality of lithium batteries connected in parallel, so that the plurality of lithium batteries simultaneously supply power for the electric heating device.

10. The portable heated meal bag of claim 9, wherein the portable heated meal bag comprises,

the power supply device is arranged in a split mode with the heating meal bag and is electrically connected with the heating meal bag through an electric wire.