CN212878101U - Electric heating lunch box - Google Patents
Electric heating lunch box Download PDFInfo
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- CN212878101U CN212878101U CN202022068849.6U CN202022068849U CN212878101U CN 212878101 U CN212878101 U CN 212878101U CN 202022068849 U CN202022068849 U CN 202022068849U CN 212878101 U CN212878101 U CN 212878101U
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- base
- fan
- lunch box
- heating
- shell
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Abstract
The utility model relates to a life electrical apparatus technical field, concretely relates to electric heat lunch-box, include: a base; the upper cover can be covered on the base; the shell is arranged in the base, an accommodating cavity is formed in the shell, an installation cavity is formed between the shell and the base, the accommodating cavity is suitable for accommodating liquid, and a channel for communicating the installation cavity with the accommodating cavity is formed in the shell; the lunch box is arranged in the accommodating cavity; the heating body is arranged in the mounting cavity; and the fan is arranged in the mounting cavity. The heat-generating body can produce vapour to the liquid heating in the casing to the cutlery box heating, when the fan operation, can make wind constantly get into in the casing through the passageway, thereby constantly air-dry the residual water in the casing, the meal box, ensure that electric heat lunch-box inside can not have residual water, guarantee user's health.
Description
Technical Field
The utility model relates to a life electrical apparatus technical field, concretely relates to electric heat lunch-box.
Background
The electric heating lunch box is a small household appliance which can generate high-temperature steam in the lunch box after the heating element is electrified so as to achieve the purpose of heating and heat preservation. Present electric heat lunch-box is after work, and some moisture can be remained to inside and cutlery box, places for a long time and can breed the bacterium, influences user's health.
SUMMERY OF THE UTILITY MODEL
Therefore, the to-be-solved technical problem of the utility model lies in overcoming the inside defect that has residual water of electric heat lunch-box among the prior art to an inside electric heat lunch-box that can not have residual water is provided.
In order to solve the technical problem, the utility model provides a pair of electric heat lunch-box, include:
a base;
the upper cover can be covered on the base;
the shell is arranged in the base, an accommodating cavity is formed in the shell, an installation cavity is formed between the shell and the base, the accommodating cavity is suitable for accommodating liquid, and a channel for communicating the installation cavity with the accommodating cavity is formed in the shell;
the lunch box is arranged in the accommodating cavity;
the heating body is arranged in the mounting cavity;
and the fan is arranged in the mounting cavity.
Optionally, the electric heat lunch-box still includes the shutoff piece, the shutoff piece is movably set up, and has be located in the passageway, with the installation cavity with hold the first position that the chamber keeps apart, and leave the passageway make the installation cavity with hold the second position that the chamber communicates.
Optionally, the closure is adapted to move to the second position under the influence of wind generated when the wind turbine is operating and to return to the first position under the influence of gravity.
Optionally, one passage is provided, and the fan is provided on one side of the heating element far away from the passage.
Optionally, the housing is fixedly connected to the base, and an air inlet is formed in the base at a position corresponding to the fan.
Optionally, a rib is formed on the base, an air duct structure is enclosed by the rib and the shell, and the fan and the heating body are located in the air duct structure.
Optionally, the electric heating lunch box has a heating mode and a drying mode, and the electric heating lunch box further comprises a controller, wherein the controller is used for controlling the heating element to work in the heating mode, and controlling the heating element and the fan to work simultaneously in the drying mode.
Optionally, the closure is a sphere.
Optionally, the heating element is connected with the shell in a sealing manner.
The utility model discloses technical scheme has following advantage:
1. the utility model provides an electric heat lunch-box, the heat-generating body can produce vapour to the liquid heating in the casing to the cutlery box heating, when the fan operation, can make wind constantly through in the passageway gets into the casing, thereby constantly air-dry the residual water in the casing, the meal box, ensure that electric heat lunch-box inside can not have residual water, guarantee user's health.
2. The utility model provides an electric heat lunch-box, the electric heat lunch-box still includes the shutoff piece, the movably setting of shutoff piece, and have and be located in the passageway, general the installation cavity with hold the first position that the chamber was kept apart, and leave the passageway makes the installation cavity with hold the second position of chamber intercommunication, when the shutoff piece is in the first position, can avoid the steam in the casing to get into in the installation cavity to avoid heat-generating body, the fan of installation cavity to break down.
3. The utility model provides an electric heat lunch-box, the shutoff piece is suitable for move down to the wind-force effect that the fan operation produced the second position, and be suitable for and resume under the action of gravity extremely the first position, when the fan operation, the shutoff piece removes to the second position, can make in the wind gets into the casing, constantly air-dries the residual water in the casing, in the meal box, when the fan out of service, the shutoff piece resumes to the first position under self action of gravity, and simple structure is compact.
4. The utility model provides an electric heat lunch-box, the passageway sets up one, the fan is established keeping away from of heat-generating body one side of passageway sets up like this and makes the fan when the operation, and the wind of production can be through the heat-generating body to the wind that makes in the entering casing is hot-blast, can dry the interior residual water of casing, in the meal box fast.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described 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 creative efforts.
FIG. 1 is an exploded view of an electric lunch box according to an embodiment of the present invention;
FIG. 2 is a sectional view of an electric heating lunch box provided in an embodiment of the present invention;
fig. 3 is a schematic structural diagram of the base in fig. 1.
Description of reference numerals:
1-a base; 11-an air inlet; 12-ribs; 13-transverse ribs; 2-covering the upper cover; 3-a shell; 31-channel; 4-a heating element; 5, a fan; 6-lunch box; 7-sealing ring; 8-plugging piece.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. 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.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, 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; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
Example 1
In one embodiment, as shown in fig. 1, the electric-heating lunch box includes a base 1, an upper cover 2, a housing 3, a lunch box 6, a heating element 4, and a fan 5.
Wherein, upper cover 2 can close on base 1, can dismantle between upper cover 2 and the base 1 and be connected, and when upper cover 2 lid closed on base 1, sealing connection between upper cover 2 and the base 1 can have certain heat preservation effect to cutlery box 6 on the one hand, and on the other hand can avoid the food in the cutlery box 6 to leak.
The lunch box 6 is arranged in the accommodating cavity; the heating body 4 is arranged in the mounting cavity; the fan 5 is arranged in the mounting cavity.
This embodiment provides an electric heat lunch-box, heat-generating body 4 can produce vapour to the liquid heating in the casing 3 to lunch-box 6 heats, when fan 5 moves, can make wind constantly get into in the casing 3 through passageway 31, thereby constantly air-dries the residual water in casing 3, lunch-box 6, ensures that electric heat lunch-box inside can not have the residual water.
In one embodiment, the heat-generating body 4 is a PTC heat-generating body.
On the basis of the above embodiment, in a preferred embodiment, the electric heating lunch box further comprises a blocking piece 8, wherein the blocking piece 8 is movably arranged and has a first position which is positioned in the channel 31 and separates the installation cavity from the containing cavity, and a second position which is away from the channel 31 and enables the installation cavity to be communicated with the containing cavity. When the blocking piece 8 is in the first position, the steam in the shell 3 can be prevented from entering the installation cavity, and therefore the heating body 4 and the fan 5 in the installation cavity are prevented from being broken down due to long-term contact with the steam. Of course, in other alternative embodiments, the closure 8 may not be provided.
On the basis of the above embodiments, in a preferred embodiment, the obturating member 8 is adapted to be moved to the second position by the wind generated when the wind turbine 5 is operating and to be restored to the first position by the gravity. When fan 5 moved, the shutoff piece 8 removed to the second position, can make wind get into in the casing 3, constantly air-dries the residual water in the casing 3, the cutlery box 6, and when fan 5 stopped operating, shutoff piece 8 recovered to the first position under self action of gravity, and simple structure is compact. In other alternative embodiments, the blocking member 8 can be moved by an external force or a driving mechanism, for example, the blocking member 8 can be connected to a toggle member extending out of the base 1, the toggle member can be toggled by a human hand to move the blocking member 8, or an electromagnet can be disposed in the electric heating lunch box, the blocking member 8 is made of magnetic adsorbing material such as iron, cobalt and nickel, and when the electromagnet is energized, magnetic force is generated to adsorb the blocking member 8 to make it leave the channel 31, and when the electromagnet is de-energized, the blocking member 8 is restored to the first position.
On the basis of the above embodiment, in a preferred embodiment, one channel 31 is provided, and the fan 5 is provided at one side of the heating element 4 far away from the channel 31, so that when the fan 5 is in operation, the generated wind passes through the heating element 4, and thus the wind entering the casing 3 is hot wind, and the residual water in the casing 3 and the lunch box 6 can be dried quickly. In other alternative embodiments, a plurality of channels 31 may be provided.
On the basis of the above embodiments, in a preferred embodiment, the housing 3 and the base 1 are fixedly connected, specifically, by screws, and an air inlet 11 is disposed at a position on the base 1 corresponding to the fan 5, specifically, the fan 5 is disposed opposite to the air inlet 11. The arrangement enables wind to directly enter the fan 5 from the air inlet 11, the air inlet efficiency is high, and therefore the drying efficiency is further improved. In other alternative embodiments, the air inlet 11 may be provided on a side wall of the base 1.
As shown in fig. 3, ribs 12 are formed on the base 1, the ribs and the casing enclose an air duct structure, and the fan and the heating element are located in the air duct structure. As shown in fig. 3, the ribs are disposed on the heating element, both sides of the blower, and a side of the blower away from the heating element. The arrangement can ensure that the wind blows towards one side of the heating body 4, and the wind flows along the air channel structure, thereby improving the drying efficiency. With further reference to fig. 3, the rib 12 is further provided with two transverse ribs 13, a gap is formed between the two transverse ribs and the base, and a heating element can be accommodated between the two transverse ribs.
On the basis of the above embodiment, in one embodiment, the electric heating lunch box has a heating mode and a drying mode, and further comprises a controller, wherein the controller is used for controlling the heating element 4 to work in the heating mode, and controlling the heating element 4 and the fan 5 to work simultaneously in the drying mode. The user can select the heating mode or the drying mode by himself, or the controller controls the heating mode to be operated for a period of time and then automatically operates the drying mode.
In one embodiment, the closure member 8 is a sphere and the channel 31 is circular in cross-section. In other alternative embodiments, the shape of the block piece 8 may be a cube, a cone or other polyhedron.
In one embodiment, the heat-generating body 4 is hermetically connected to the case 3. As shown in fig. 2, the center of the bottom of the casing 3 is provided with an opening, the sealing ring 7 is arranged between the heating element 4 and the casing 3 and surrounds the opening, the heating element 4 is connected with the casing 3 through screws, the heating element 4 and the opening surround a heating cavity, the heating element 4 can directly heat liquid in the heating cavity, and the heating efficiency is high. The heating body 4 is connected with the shell 3 in a sealing way, so that steam generated by heating can be prevented from entering the installation cavity.
The electric heating lunch box that this embodiment provided, at the during operation, 4 work of controller control heat-generating body, fan 5 is out of work, and heat-generating body 4 can produce vapour to the liquid heating in the casing 3 to 6 heats of cutlery box. When the residual water in the shell 3 and the lunch box 6 needs to be air-dried, the controller controls the heating body 4 to work and the fan 5 to work, the plugging piece 8 is jacked up by hot air, the hot air enters the shell 3 to dry the residual water in the shell 3 and the lunch box 6, and the plugging piece 8 automatically resets when the fan 5 stops working.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.
Claims (9)
1. An electric heat lunch-box, its characterized in that includes:
a base (1);
the upper cover (2) can be covered on the base (1);
the liquid storage device comprises a shell (3) arranged in a base (1), wherein a containing cavity is formed in the shell (3), an installation cavity is formed between the shell (3) and the base (1), the containing cavity is suitable for containing liquid, and a channel (31) for communicating the installation cavity with the containing cavity is formed in the shell (3);
the lunch box (6) is arranged in the accommodating cavity;
a heating element (4) disposed in the mounting chamber;
and the fan (5) is arranged in the mounting cavity.
2. The electrically heated lunch box according to claim 1, further comprising a closure member (8), the closure member (8) being movably disposed and having a first position within the passage (31) that isolates the mounting chamber from the receiving chamber and a second position away from the passage (31) that places the mounting chamber in communication with the receiving chamber.
3. An electrically heated lunch box according to claim 2, characterised in that the closure element (8) is adapted to be moved to the second position by the wind generated when the fan (5) is operating and to be restored to the first position by the effect of gravity.
4. An electrically heated lunch box according to any one of claims 1-3, characterised in that there is one passage (31) and that the fan (5) is arranged on the side of the heating element (4) remote from the passage (31).
5. The electric heating lunch box according to claim 4, characterized in that the housing (3) is fixedly connected with the base (1), and an air inlet (11) is arranged at a position on the base (1) corresponding to the fan (5).
6. The electric heating lunch box according to claim 5, wherein ribs are formed on the base (1), the ribs and the shell form an air duct structure, and the fan and the heating element are positioned in the air duct structure.
7. The electric heating lunch box according to claim 4, wherein the electric heating lunch box has a heating mode and a drying mode, and further comprises a controller for controlling the heating element (4) to operate in the heating mode and controlling the heating element (4) and the fan (5) to operate simultaneously in the drying mode.
8. An electrically heated lunch box according to claim 2 or 3, characterised in that the closure piece (8) is a sphere.
9. The electric heating lunch box according to claim 1, characterized in that the heating element (4) is hermetically connected with the case (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022068849.6U CN212878101U (en) | 2020-09-18 | 2020-09-18 | Electric heating lunch box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022068849.6U CN212878101U (en) | 2020-09-18 | 2020-09-18 | Electric heating lunch box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212878101U true CN212878101U (en) | 2021-04-06 |
Family
ID=75258322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022068849.6U Active CN212878101U (en) | 2020-09-18 | 2020-09-18 | Electric heating lunch box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212878101U (en) |
-
2020
- 2020-09-18 CN CN202022068849.6U patent/CN212878101U/en active Active
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| GR01 | Patent grant |