CN211686507U

CN211686507U - Self-heating device

Info

Publication number: CN211686507U
Application number: CN202020242587.8U
Authority: CN
Inventors: 李強
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-02
Filing date: 2020-03-02
Publication date: 2020-10-16
Anticipated expiration: 2030-03-02

Abstract

The utility model relates to a self-heating device, which comprises a container and a heating element, wherein a space between the container and the heating element is formed into a cavity; the heating element is provided with a heating cavity and a flow guide cavity, and the heating element is provided with a first exhaust port; the container comprises a cylinder body and a heating pipe spirally arranged around the cylinder body in the circumferential direction, the heating pipe is provided with an air inlet and a second exhaust port, and the air inlet is communicated with the first exhaust port. Therefore, the beverage or food in the container can be heated through the heat conducting piece and also can be heated through the heating pipe, namely, the material is heated in two directions, the utilization efficiency of heat can be improved, the heating time can be reduced, and meanwhile, the heated object can be uniformly heated, so that the beverage or food is convenient for a user to eat. In this way, water or beverages can be heated easily and quickly even in cold weather or outdoors, thereby allowing the user to enjoy the hot gas.

Description

Self-heating device

Technical Field

The utility model relates to a food heating field specifically, relates to a self-heating device.

Background

When doing outdoor activities, people usually choose to carry bottled beverages that are common in the market, such as farmer spring water, juice, pulsation, etc. Although such beverages are portable, they are not self-heating and have limited applicability. In some extremely cold areas, normal drinking cannot be realized easily due to the problem of icing. Moreover, the suitable crowd is limited, and the food is not suitable for the crowd with bad intestines and stomach.

Aiming at the problem that bottled beverages in the prior art cannot be self-heated, a more reasonable technical scheme is required to be provided so as to solve the technical problem existing at present.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a self-heating device to solve the problem that can not realize self-heating that bottled drink exists among the prior art.

In order to achieve the above object, the present invention provides a self-heating apparatus including a container and a heating member disposed in the container, a space between the container and the heating member being formed as a chamber for containing a material; the heating element is provided with a heating cavity for accommodating a heating bag and a flow guide cavity for hot air circulation, and the heating element is provided with a first exhaust port communicated with the flow guide cavity;

the container comprises a cylinder body and a heating pipe spirally arranged in the circumferential direction of the cylinder body, the heating pipe is provided with a hot gas inlet for leading hot gas and a second exhaust port for exhausting the hot gas, and the gas inlet is communicated with the first exhaust port.

Optionally, a water inlet is arranged at the top of the heating cavity, an end cover for blocking the heating cavity is arranged at the water inlet, and the end cover is detachably connected with the heating cavity.

Optionally, a push rod is arranged on the end cover, and the size of the push rod is smaller than the cavity diameter of the heating cavity.

Optionally, the bottom of the end cover is provided with a defoaming net, and the defoaming net is provided with a defoaming agent.

Optionally, the heating element is a polygonal column, and the polygonal column has a star-shaped cross-sectional shape.

Optionally, the diversion cavity is arranged on one corner of the polygonal column, and a cutting edge is arranged at the tip of the corner.

Optionally, the cross-section of the polygon prism is in a quadrangle star shape, a pentagon star shape or a hexagon star shape.

Alternatively, the heating element is a frustum of a pyramid, and the frustum of a pyramid has a star-shaped cross-sectional shape.

Optionally, the outer periphery of the container is covered with an insulating shell, the insulating shell is connected with the container in a sealing mode, and a gap is formed between the insulating shell and the container.

Optionally, the periphery of the container is provided with a temperature control layer made of thermochromic material.

Through above-mentioned technical scheme, generate heat the package and arrange the heating chamber in after, can be to leading-in cold water in the heating chamber, cold water and the material reaction in the package of generating heat and give off the heat, like this, can directly give off the beverage or the food in the container with the heat transfer through the heating member to realize the heating. Meanwhile, because generate heat and wrap giving off the heat after meeting water rapidly, can make partial water heating become vapor and rise, vapor gets into the water conservancy diversion chamber from the heating chamber, then from first exhaust port flow direction air inlet again, at this moment, steam can flow gradually and discharge through the second exhaust port along spiral arrangement's heating pipe. In this case, heat may be transferred through the heating tube to heat the beverage or food in the container. That is, the beverage or food in the container can be heated by the heat conducting member and also can be heated by the heating pipe, so that the substance in the container can be heated bidirectionally, the utilization efficiency of heat can be improved, the heating time of the beverage or food can be reduced, and meanwhile, the heated object can be uniformly heated, thereby being convenient for a user to eat. Thus, even in cold weather or outdoors, water or beverages can be heated conveniently and quickly, and a user can enjoy the hot air.

Other features and advantages of the present invention will be described in detail in the detailed description which follows.

Drawings

The accompanying drawings, which 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 principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a front view of a self-heating apparatus provided by the present disclosure in one embodiment;

FIG. 2 is a cross-sectional view of the self-heating apparatus provided by the present disclosure from one perspective, wherein the water inlet is not shown;

FIG. 3 is a cross-sectional view of the self-heating apparatus provided by the present disclosure from another perspective, wherein the water inlet is not shown;

FIG. 4 is a schematic perspective view of a heating element in one embodiment of a self-heating apparatus provided by the present disclosure;

FIG. 5 is a front view of a heating element in one embodiment of a self-heating apparatus provided by the present disclosure;

fig. 6 is a top view of a heating element in one embodiment of a self-heating apparatus provided by the present disclosure.

Description of the reference numerals

1-container, 2-heating element, 21-heating cavity, 22-water inlet, 23-edge cutting, 24-groove, 3-heating tube, 31-second air outlet, 4-push rod and 5-heat preservation shell.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.

In the present invention, the use of the directional words such as "upper and lower" in the case where the description is not made to the contrary generally means the upper and lower in the normal use condition of the sweeping brush device for cleaning the road fence provided by the present disclosure. The inner and outer parts refer to the inner and outer parts of the corresponding part contour. In addition, it should be noted that terms such as "first", "second", and the like are used for distinguishing one element from another, and have no order or importance. In the drawings, the same reference numerals denote the same elements.

According to the embodiments of the present disclosure, a self-heating device is provided, which can be used for automatically heating beverages, water or liquid foods, etc., so that the user's needs for hot drinks or hot foods can be satisfied even in outdoor activities such as mountain climbing, camping, etc. Fig. 1 to 6 show one specific embodiment thereof.

As shown in fig. 1 to 6, the self-heating apparatus includes a container 1 and a heating member 2 disposed in the container 1, a space between the container 1 and the heating member 2 being formed as a chamber for containing a material; the heating element 2 is provided with a heating cavity 21 for accommodating a heating bag and a flow guide cavity for hot air circulation, and the heating element 2 is provided with a first exhaust port communicated with the flow guide cavity; the container 1 comprises a cylinder body and a heating pipe 3 spirally arranged in the circumferential direction of the cylinder body, the heating pipe 3 is provided with a gas inlet for leading hot gas and a second gas outlet 31 for discharging the hot gas, and the gas inlet is communicated with the first gas outlet.

Through the technical scheme, after the heating bag is arranged in the heating cavity 21, cold water can be introduced into the heating cavity 21, and the cold water reacts with materials in the heating bag and gives off heat, so that the heat can be directly transferred to beverages or foods in the container 1 through the heating element 2, and heating is realized. Meanwhile, because generate heat and wrap giving off the heat after meeting water rapidly, can make partial water heating become vapor and rise, vapor gets into the water conservancy diversion chamber from the heating chamber, then flows to the air inlet from first exhaust port again, and at this moment, steam can flow gradually and discharge through second exhaust port 31 along spiral arrangement's heating pipe 3. In this case, heat may be transferred through the heating tube 3 to heat the beverage or food in the container 1. That is, the beverage and food in the container 1 can be heated by the heat-conducting member and also by the heating pipe 3, thereby forming bidirectional heating, which not only can improve the utilization efficiency of heat and reduce the heating time of the beverage or food, but also can make the heated object heated uniformly, thereby facilitating the consumption of the user. Thus, even in cold weather or outdoors, water or beverages can be heated conveniently and quickly, and a user can enjoy hot air-boiled food.

Alternatively, the air inlet may be disposed below the second air outlet 31, and the hot air may rapidly flow along the heating pipe 3 based on the principle that the hot air rises, which is beneficial to improving the heating efficiency and discharging the hot air smoothly.

In one embodiment provided by the present disclosure, the heating pipe 3 may be disposed at an outer periphery of the cylinder. In other embodiments, the heating tube 3 may be integrally formed with the barrel. Therefore, the technical personnel in the field can flexibly set according to the actual requirement, and the disclosure does not limit the method.

In the present disclosure, the same type of the self-heating rice heat pack as that commonly used in the market is used. The heating bag mainly comprises iron powder, quicklime, sodium carbonate, salt, activated carbon and the like, and is mainly used for generating calcium hydroxide by the reaction of the quicklime and water and simultaneously releasing a large amount of heat to heat food. Since this technology is common knowledge of those skilled in the art, it will not be described herein in detail.

In one embodiment provided by the present disclosure, as shown in fig. 4 and 5, a water inlet 22 is provided at the top of the heating cavity 21, and an end cap for blocking the heating cavity 21 is provided at the water inlet 22, and the end cap is detachably connected to the heating cavity 21. Therefore, the overflow of heat can be reduced, thereby reducing the heat loss and improving the utilization efficiency of the heat.

In order to avoid that the heating bag is blocked in the heating cavity 21, so that water cannot be in full contact with the heating bag, and the utilization efficiency of the heating bag is affected, as shown in fig. 2, a push rod 4 is arranged on the end cover, and the size of the push rod 4 is smaller than the cavity diameter of the heating cavity 21, so that the push rod 4 can move along the length direction of the heating cavity 21 to push the heating bag to a proper position. Therefore, the heating bag can be fully contacted with water, and the utilization efficiency of the heating bag is ensured.

When the water contacts the heat generating pack, bubbles may be generated and the hot air may not be smoothly discharged. Alternatively, the bottom of the end cover can be provided with an anti-foaming net, and the anti-foaming net is provided with an anti-foaming agent. In this way, the generated foam can be eliminated by the defoaming agent, so that the generated hot air can smoothly enter the flow guide cavity. In the present disclosure, the defoamer is a higher alcohol fatty acid ester complex. Alternatively, the antifoaming agent may be any one of silicone emulsion, polyoxyethylene polyoxypropylene pentaerythritol ether, polyoxyethylene polyoxypropylene amine ether, polyoxypropylene glycerol ether, polyoxypropylene polyoxyethylene glycerol ether, and polydimethylsiloxane, which is not limited by the present disclosure.

In order to secure the heating efficiency, as shown in fig. 4 to 6, the heating member 2 is a polygonal column having a cross-sectional shape of a star, whereby a groove 24 can be formed to increase a contact area with the food or beverage in the container 1, thereby improving the heating efficiency.

In one embodiment, as shown in fig. 5 and 6, the diversion cavity may be disposed at one corner of the polygonal column, so that heat can be gathered together, which is beneficial to generate a certain pressure for rapid circulation. And the tip of the corner is provided with a cutting edge 23, so that the corner can be contacted with the fluid in the container 1, and the effective utilization of heat is realized.

In the present disclosure, the cross-section of the polygonal prism is in a hexagonal star shape, as shown in fig. 6. In other embodiments, the cross section of the polygon prism may also be a quadrangle star shape, a pentagon star shape or an octagon star shape, and those skilled in the art can flexibly set the polygon prism according to actual needs, which is not limited by the present disclosure.

In an exemplary embodiment, as shown in fig. 4, the heating element 2 is a truncated pyramid, and the cross-sectional shape of the truncated pyramid is a star shape. This increases the capacity of the beverage and food in the container 1, and is advantageous for reducing the weight of the self-heating device.

In order to reduce heat loss, as shown in fig. 2 and 3, the outer periphery of the container 1 is covered with a heat-insulating shell 5, and the heat-insulating shell 5 is hermetically connected with the container 1 with a gap therebetween. Thereby reducing heat loss and enabling the temperature in the container 1 to be kept at a certain value, thereby improving the heat preservation effect of the food. The thermal insulation shell 5 may be made of any suitable thermal insulation material such as extruded polystyrene foam (extruded sheet), in-situ sprayed rigid foam polyurethane, rigid foam polyurethane thermal insulation board (product), foam glass, foam concrete, etc., which is not limited in this disclosure. The heat preservation shell 5 can be detachably connected with the container 1 and also can be fixedly connected with the container 1, and the technical personnel in the field can be flexibly arranged according to requirements.

Of course, in the present disclosure, the outer periphery of the container 1 may also be provided with a temperature control layer made of thermochromic material. Based on the characteristic that the thermochromic material can display different colors at different temperatures, the temperature condition of the container 1 can be visually judged by observing the color of the temperature control layer, so that the container is beneficial to eating beverages at proper temperature. The thermochromic material may be any suitable material such as CuHgl4, Ag2Hgl4, stearate, etc., which is not limited in this disclosure.

Therefore, the self-heating device provided by the disclosure can be prepared into bottled beverages capable of realizing self-heating, and can also be prepared into equipment capable of heating beverages or foods outdoors (or in other occasions where electricity and gas are unavailable), so that the requirement of a user on hot food is met.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the above embodiments, and the technical concept of the present invention can be within the scope of the present invention to perform various simple modifications to the technical solution of the present invention, and these simple modifications all belong to the protection scope of the present invention.

It should be noted that the various features described in the above embodiments may be combined in any suitable manner without departing from the scope of the invention. In order to avoid unnecessary repetition, the present invention does not separately describe various possible combinations.

In addition, various embodiments of the present invention can be combined arbitrarily, and the disclosed content should be regarded as the present invention as long as it does not violate the idea of the present invention.

Claims

1. A self-heating device, characterized by: comprising a container (1) and a heating element (2) arranged in the container (1), the space between the container (1) and the heating element (2) forming a chamber for containing a material; the heating element (2) is provided with a heating cavity (21) for accommodating a heating bag and a flow guide cavity for hot air circulation, and the heating element (2) is provided with a first exhaust port communicated with the flow guide cavity;

the container (1) comprises a cylinder body and a heating pipe (3) spirally arranged in the circumferential direction of the cylinder body, the heating pipe (3) is provided with a gas inlet for leading hot gas and a second gas outlet (31) for discharging the hot gas, and the gas inlet is communicated with the first gas outlet.

2. A self-heating apparatus according to claim 1, wherein: the top of heating chamber (21) is equipped with water inlet (22), water inlet (22) department is equipped with the end cover that is used for shutoff heating chamber (21), the end cover with heating chamber (21) detachably links to each other.

3. A self-heating apparatus according to claim 2, wherein: the end cover is provided with a push rod (4), and the size of the push rod (4) is smaller than the cavity diameter of the heating cavity (21).

4. A self-heating apparatus according to claim 2, wherein: the bottom of the end cover is provided with a defoaming net, and a defoaming agent is arranged on the defoaming net.

5. A self-heating apparatus according to claim 1, wherein: the heating element (2) is a polygon prism, and the cross section of the polygon prism is in a star shape.

6. A self-heating apparatus according to claim 5, wherein: the flow guide cavity is arranged on one edge of the polygonal column, and a cutting edge (23) is arranged at the tip end of the edge.

7. A self-heating apparatus according to claim 5, wherein: the cross section of the polygon prism is in a quadrangle star shape, a pentagon star shape or a hexagon star shape.

8. A self-heating apparatus according to claim 1, wherein: the heating member (2) is a prismatic table, and the cross section of the prismatic table is in a star shape.

9. A self-heating device according to any one of claims 1 to 8, wherein: the periphery cover of container (1) is equipped with heat preservation shell (5), heat preservation shell (5) with container (1) sealing connection, and have the clearance between the two.

10. A self-heating device according to any one of claims 1 to 8, wherein: the periphery of the container (1) is provided with a temperature control layer made of a thermochromic material.