CN213664079U - Electric heating lunch box - Google Patents
Electric heating lunch box Download PDFInfo
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- CN213664079U CN213664079U CN202023103188.2U CN202023103188U CN213664079U CN 213664079 U CN213664079 U CN 213664079U CN 202023103188 U CN202023103188 U CN 202023103188U CN 213664079 U CN213664079 U CN 213664079U
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- lunch box
- electric heating
- upper cover
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Abstract
The utility model provides an electric heating lunch box, which comprises a lunch box main body and an upper cover, wherein the lunch box main body comprises a lower shell with a first accommodating cavity and a first electric heating body arranged on the lower shell, and the upper cover comprises an upper shell with a second accommodating cavity; the upper cover also comprises an electric cooking element arranged on the upper shell; the electric heating lunch box has a first working state and a second working state; when the lunch box is in the first working state, the upper cover covers the lunch box main body, and at least the first electric heating body is electrified to work; when the lunch box is in the second working state, the upper cover is turned to the position with the opening of the second accommodating cavity facing upwards and is independently arranged with the lunch box main body, and the upper cover is electrically connected with the first electric heating body and the electric cooking element to work. Lunch-box main part and upper cover both can arrange and become traditional electric heat lunch-box and use, also can carry out food culinary art in order to improve the culinary art efficiency to food and satisfy the culinary art demand of user differentiation to two containers simultaneously respectively.
Description
Technical Field
The utility model relates to a culinary art tableware field especially relates to an electric heat lunch-box.
Background
This section merely provides background information related to the present application so as to enable those skilled in the art to more fully and accurately understand the present application, which is not necessarily prior art.
The existing electric heating lunch box mainly comprises an upper cover and a main body, wherein the upper cover covers the main body to form a relatively closed cooking cavity when in use, and a heating body is arranged in the main body to play a role in heating food and even cooking food. Because only the main frame has the heating member in the electric heat lunch-box, can't heat a plurality of objects that are heated simultaneously, there are a lot of inconveniences in the in-service use in-process, for example, many white-collar people are inclined to take lunch to work by oneself, habitually hold rice and dish respectively, need heat rice and dish respectively when utilizing the electric heat lunch-box heating, the heating required time is longer, heating efficiency is lower.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an electric heating lunch box with simple structure and convenient use, which is beneficial to improving the cooking efficiency.
The utility model provides an electric heating lunch box, which comprises a lunch box main body and an upper cover, wherein the lunch box main body comprises a lower shell with a first accommodating cavity and a first electric heating body arranged on the lower shell, and the upper cover comprises an upper shell with a second accommodating cavity; the upper cover also comprises an electric cooking element arranged on the upper shell; the electric heating lunch box has a first working state and a second working state; when the lunch box is in the first working state, the upper cover covers the lunch box main body, and at least the first electric heating body is electrified to work; when the lunch box is in the second working state, the upper cover is turned to the position with the opening of the second accommodating cavity facing upwards and is independently arranged with the lunch box main body, and the upper cover is electrically connected with the first electric heating body and the electric cooking element to work.
In a preferred embodiment, the electrical cooking element is a second electrical heating element or a cooling module.
In a preferred embodiment, the first electric heating element is arranged at the bottom of the lower shell to heat the contents placed in the first accommodating cavity, and the electric cooking element is arranged at the top of the upper shell to cook the contents placed in the second accommodating cavity.
In a preferred embodiment, the upper periphery of the lower shell is provided with a lower frame, and the lower periphery of the upper shell is provided with an upper frame; when the electric heating lunch box is in the first working state, the upper frame and the lower frame are in seamless fit connection.
In a preferred embodiment, the top end surface of the lower frame is provided with a first step portion, and the lower end surface of the upper frame is provided with a second step portion.
In a preferred embodiment, the upper housing is provided with an exhaust passage, the upper end of the exhaust passage is an exhaust port exposed out of the upper housing, and the lower end of the exhaust passage is provided with an air inlet communicated with the second accommodating cavity; when the electric heating lunch box is in the second working state, a sealing plug is arranged at the air inlet to block the second accommodating cavity and the exhaust passage.
In a preferred embodiment, a sealing ring is provided on the sealing plug, so that the sealing plug seals the air inlet via the sealing ring.
In a preferred embodiment, a power supply end electrically connected to the first electric heating element, a first coupler electrically connected to the power supply end, and a power switch connected in series between the power supply end and the first electric heating element are provided on the lower case.
In a preferred embodiment, a second coupler electrically connected with the electric cooking element is arranged on the upper shell; when the electric heating lunch box is in the second working state, the first coupler and the second coupler are electrically coupled so as to supply power to the electric cooking element by the power supply end.
In a preferred embodiment, the first coupler is a coupler male end protruding out of one side of the lower housing, and the second coupler is a coupler female end recessed into one side of the upper housing.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model has the advantages of simple overall structure, but through the electric property culinary art component that sets up relative lunch-box main part autonomous working on last casing for the upper cover can relative lunch-box main part autonomous working, thereby the operating condition of electric heat lunch-box has been expanded, for utilizing the upper cover to cook alone simultaneously and provide the realization condition, lunch-box main part and upper cover both can arrange and become traditional electric heat lunch-box and use, also can carry out food culinary art to two containers respectively simultaneously in order to improve the culinary art efficiency to food and satisfy the culinary art demand of user differentiation.
Drawings
Fig. 1 is a schematic three-dimensional exploded structure of an electric heating lunch box.
Fig. 2 is a schematic perspective view of the lunch box body.
Fig. 3 is a schematic perspective view of the upper cover.
Fig. 4 is a partially cut-away structural schematic diagram of the electric heating lunch box in the first working state.
Fig. 5 is a schematic perspective view of an electric heating lunch box.
Fig. 6 is a schematic perspective view of the electric heating lunch box in a second working state.
Detailed Description
To further clarify the technical solutions and effects adopted by the present application to achieve the intended purpose, the following detailed description is given with reference to the accompanying drawings and preferred embodiments according to the present application. In the following description, different "one embodiment" or "an embodiment" refers to not necessarily the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
The "up" and "down" described in the present invention are relative position relationships in the state shown in fig. 1.
As shown in fig. 1-6. The utility model discloses an electric heating lunch box, which comprises a lunch box main body 1 and an upper cover 2; the lunch box main body 1 comprises a lower shell 11 and a first electric heating body 14 arranged on the lower shell 11, wherein the lower shell 11 is provided with a first accommodating cavity 13 with an upward opening; the upper cover 2 comprises an upper shell 21 and an electric cooking element 24 arranged on the upper shell 21, wherein the upper shell 21 is provided with a second accommodating cavity 23 with a downward opening; the electric heating lunch box comprises a first working state (shown in figure 5) that the upper cover 2 is covered on the lunch box main body 1 and a second working state (shown in figure 6) that the upper cover 2 is turned to the position that the opening of the second containing cavity 23 faces upwards and is arranged separately relative to the lunch box main body 1, and at least a first electric heating body 14 is electrified to work in the first working state so as to heat the first containing cavity 13; in the second operating state, the upper cover 2 and the lunch box body 1 are arranged side by side, the first electric heating element 14 and the electric cooking element 24 are both electrically operated, the contents in the first accommodating cavity 13 are heated by the first electric heating element 14, and the contents in the second accommodating cavity 23 are cooked by the electric cooking element 24.
The utility model discloses a but set up the electric property culinary art component 24 of relative lunch-box main part 1 autonomous working on last casing 21 for upper cover 2 can be relative lunch-box main part 1 autonomous working, thereby expanded the operating condition of electric heat lunch-box, provide the realization condition for utilizing upper cover 2 to cook alone simultaneously.
For example, the electric cooking element 24 is a second electric heating element or a cooling module (for example, the cooling module is a hot spot cooling sheet), so that the electric cooking element 24 can correspondingly heat or cool the second accommodating cavity 23. When the electric cooking element 24 is the second electric heating body: when the electric heating lunch box is in a first working state, the heating container 3 is placed in the first accommodating cavity 13, the upper cover 2 covers the lunch box main body 1, and then the first electric heating body 14 heats the first accommodating cavity 13, or the second electric heating body heats the second accommodating cavity 23 at the same time so as to heat from the upper part and the lower part simultaneously, so that the heating efficiency of the heating container 3 is improved; when the electric heating lunch box is in the second working state, the upper cover 2 is turned over to the opening of the second accommodating cavity 23 and is arranged upwards and independently relative to the lunch box main body 1, one container 3 is placed in the first accommodating cavity 13 to be heated by the first electric heating body 14, the other container 3' is placed in the second accommodating cavity 23 to be heated by the second electric heating body, namely, the electric heating lunch box is provided to heat the two containers respectively at the same time, and the cooking efficiency can be improved. When the electrical cooking element 24 is a refrigeration module: when the electric heating lunch box is in a first working state, the first accommodating cavity 13 is heated only by the first electric heating body 14, and the refrigerating module does not work; electric heat lunch-box is when second operating condition, is heated the container 3 of placing in first holding chamber 13 by first electric heat-generating body 14, is refrigerated the container 3' of placing in second holding chamber 23 by refrigeration module, and at this moment, lunch-box main part 1 and upper cover 2 provide different culinary art functions to two containers respectively, satisfy the diversified culinary art demand of user to can cook simultaneously and improve culinary art efficiency.
In a preferred embodiment, the first electric heating element 14 is disposed at the bottom of the lower case 11, and the electric cooking element 24 is disposed at the top of the upper case 21. In this way, the first electric heating element 14 and the electric cooking element 24 can respectively act on the first accommodating cavity 13 and the second accommodating cavity 23 from bottom to top, and the working efficiency can be improved.
In a preferred embodiment, the lower frame 12 is disposed on the upper periphery of the lower housing 11, and the combination of the lower frame 12 and the lower housing 11 makes the overall structure of the lunch box body 1 more stable and deformation resistant, thereby improving the use experience of the product. Also, the lower periphery of the upper case 21 is provided with an upper frame 22, and the entire structure of the upper cover 2 is more stable against deformation by the combination of the upper frame 22 and the upper case 21. When the electric heating lunch box is in the first working state, the upper frame 22 is in seamless fit connection with the lower frame 12, so that the first accommodating cavity 13 and the second accommodating cavity 23 form a closed cavity, and the heating efficiency of the accommodating container 3 is improved.
The top end surface of the lower frame 12 is provided with a first step portion 121, when the container 3 is placed in the first accommodating cavity 13, the peripheral edge of the container 3 is erected on the inner side of the first step portion 121, and the lower end edge of the upper frame 22 can be abutted on the outer side of the first step portion 121, so that the seamless fit connection between the upper frame 22 and the lower frame 12 is realized. Therefore, the container 3 is conveniently placed through the first step part 121, and a condition for covering the upper cover 2 on the lunch box body 1 is provided.
The lower end face of the upper frame 22 is provided with a second step part, when the electric heating lunch box is in the second working state, the container 3 'is placed in the second accommodating cavity 23 of the upper cover 2, and the periphery of the container 3' is overlapped on the second step part. The second stepped portion 121 is provided through the lower end surface of the upper frame 22 to facilitate the taking and placing of the container 3'. In addition, a plurality of supporting legs 28 are arranged on the top surface of the upper shell 21, and when the box body 2 is placed after being turned over, the supporting legs 28 support and place more stably, so that the use is convenient.
In a preferred embodiment, a power supply end 16 electrically connected to the first electric heating element 14, a first coupler 19 electrically connected to the power supply end 16, and a power switch 15 connected in series between the power supply end 16 and the first electric heating element 14 are disposed on the lower case 11, wherein the power supply end 16 is a storage battery or a power connection socket; a second coupler 29 electrically connected to the electric cooking element 24 is disposed on the upper housing 21; when the electric heating lunch box is in the second working state, the first coupler 19 and the second coupler 29 are electrically coupled to supply power from the power supply terminal 16 to the electric cooking element 24. This scheme makes the electric heat lunch-box only need set up a power supply end 16, and lunch-box main part 1 and upper cover 2 share a power supply end 16, are favorable to simplifying overall structure and reduce and realize the cost.
The first coupler 19 is a coupler male end protruding out of one side of the lower shell 11, and the first coupler 19 comprises an insertion body 191 protruding out of one side of the lower shell 11 and an electric jack 192 positioned at the end part of the insertion body 191; the second coupler 29 is a female coupler end which is concavely arranged at one side of the upper shell 21, and the second coupler 29 comprises a groove 291 which is concavely arranged at one side of the upper shell 21 and an electric plug 292 which is positioned in the groove 291; when the electric heating lunch box is in the second working state, the plug body 191 is inserted into the groove 291, so that the electric plug 292 is inserted into the electric jack 192, and the first coupler 19 is electrically coupled with the second coupler 29. Therefore, in the using process, a user can conveniently combine the lunch box body 1 and the upper cover 2 by inserting and pulling the first coupler 19 on the lunch box body 1 and the second coupler 29 on the upper cover 2, and the operation and the use are very convenient.
A guiding structure is further arranged between the groove 291 and the plug body 191, and the first coupler 19 and the second coupler 29 can be plugged conveniently by the guiding structure, so that the electric plug 292 can be inserted into the electric jack 192, and the use reliability can be improved. The guiding structure comprises a guide block 193 arranged on one of the groove wall of the groove body 291 and the outer side surface of the plug body 191 and a guide groove 293 arranged on the other of the groove wall and the outer side surface of the plug body 191, when the plug body 191 is inserted into the groove body 291, the guide block 193 is limited in the guide groove 293, the guide block 193 is matched with the guide groove 293, and the guide groove 293 is used for guiding and limiting the guide block 193, so that the first coupler 19 and the second coupler 29 can be conveniently plugged and pulled out.
In the preferred embodiment shown in fig. 5, the top of the upper casing 21 of the upper cover 2 is provided with a vent passage 25, the upper end of the vent passage 25 is provided with a vent 26 exposed out of the upper casing 21, the lower end of the vent passage 25 is provided with an air inlet, and the air inlet is provided with a sealing plug 27. In the first working state of the electric heating lunch box, the sealing plug 27 is taken down from the air inlet, so that part of steam in the heating process can be conveniently discharged from the air outlet 26. In the second working state of the electric heating lunch box, the sealing plug 27 is positioned at the air inlet to seal the air inlet, and at the moment, the sealing plug 27 and the inner wall of the upper shell 21 form a second accommodating cavity 23, so that an accommodating space is provided for food treatment by the upper cover 2 in the second working state. By detachably arranging the sealing plug 27 at the air inlet, the sealing plug 27 can be taken down or installed to adapt to the first working state and the second working state of the electric heating lunch box, a single heating mode (only the first electric heating body 14 of the lunch box main body 1 works) and a double-body working mode (the first electric heating body 14 and the electric cooking element 24 work simultaneously) are provided, and the functions of the lunch box product are expanded. Even, a sealing ring is arranged on the sealing plug 27, the sealing plug 27 seals the air inlet through the sealing ring, and the sealing reliability of the sealing plug 27 to the air inlet is improved through the sealing ring.
As shown in fig. 5, in the embodiment, the electric heating lunch box is in the first working state, the sealing plug 27 is taken out from the upper cover 2, a proper amount of water is added into the first accommodating cavity 13, the container 3 is placed into the first accommodating cavity 13, then the upper cover 2 is covered on the lunch box body 1, and the first accommodating cavity 13 and the second accommodating cavity 23 form a heating cavity; the first electric heating element 14 is powered by the power supply end 16 on the lunch box main body 1, at the moment, the first coupler 19 is separated from the second coupler 29, the upper cover 2 does not work and is only used as a common cover body, and only the lunch box main body 1 works; when the power switch 15 is turned on, the first electric heating body 14 is electrified to start heating, and steam generated in the heating cavity in the heating process is exhausted from the exhaust port 26 through the exhaust passage 25.
In the embodiment shown in fig. 6, the electric heating lunch box is in the second working state. The upper cover 2 is reversely placed on a plane, the first coupler 19 is coupled with the second coupler 29, the opening of the second accommodating cavity 12 faces upwards, the upper cover 2 and the lunch box body 1 are arranged side by side, and the sealing plug 27 seals the air outlet 26 to seal the air outlet channel 25; adding a proper amount of water into the first accommodating cavity 13 of the lunch box body 1, and also injecting a proper amount of water into the second accommodating cavity 23 of the upper cover 2 (when the electric cooking element 24 provides independent heating to the upper cover 2); the power switch 15 is turned on, the first electric heating element 14 is powered on to start heating the container 3 placed in the first accommodating cavity 13, and the electric cooking element 24 is powered on to start heating or cooling the container 3' placed in the first accommodating cavity 13. At this moment, lunch-box main part 1 and upper cover 2 can simultaneous working to cook two containers simultaneously, improve the culinary art efficiency to food and satisfy the culinary art demand of user's differentiation.
The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (10)
1. An electric heating lunch box comprises a lunch box main body and an upper cover, wherein the lunch box main body comprises a lower shell with a first accommodating cavity and a first electric heating body arranged on the lower shell, and the upper cover comprises an upper shell with a second accommodating cavity; it is characterized in that the upper cover also comprises an electric cooking element arranged on the upper shell; the electric heating lunch box has a first working state and a second working state; when the lunch box is in the first working state, the upper cover covers the lunch box main body, and at least the first electric heating body is electrified to work; when the lunch box is in the second working state, the upper cover is turned to the position with the opening of the second accommodating cavity facing upwards and is independently arranged with the lunch box main body, and the upper cover is electrically connected with the lunch box main body to enable the first electric heating body and the electric cooking element to be powered on to work.
2. The electrically heated lunch box of claim 1, wherein the electrical cooking element is a second electrical heater or a refrigeration module.
3. An electric lunch box according to claim 1, wherein the first electric heating element is provided at the bottom of the lower case to heat the contents placed in the first receiving chamber, and the electric cooking element is provided at the top of the upper case to cook the contents placed in the second receiving chamber.
4. An electrically heated lunch box according to claim 1 wherein the lower case is provided with a power supply terminal electrically connected to the first electric heating element, a first coupler electrically connected to the power supply terminal, and a power switch connected in series between the power supply terminal and the first electric heating element.
5. An electrically heated lunch box according to claim 4 wherein the upper housing has a second coupler electrically connected to the electrical cooking element; when the electric heating lunch box is in the second working state, the first coupler and the second coupler are electrically coupled so as to supply power to the electric cooking element by the power supply end.
6. An electrothermal canteen according to claim 5, wherein the first coupler is a male coupler end protruding out of the lower housing, and the second coupler is a female coupler end recessed into the upper housing.
7. The electric lunch box according to claim 1, wherein the lower frame is provided at an upper peripheral edge of the lower case, and the upper frame is provided at a lower peripheral edge of the upper case; when the electric heating lunch box is in the first working state, the upper frame and the lower frame are in seamless fit connection.
8. An electrically heated lunch box as claimed in claim 7, wherein the lower frame has a first stepped portion at a top end surface thereof, and the upper frame has a second stepped portion at a lower end surface thereof.
9. The electric heating lunch box according to claim 1, wherein an exhaust passage is provided in the upper housing, an exhaust port exposed out of the upper housing is provided at an upper end of the exhaust passage, and an intake port is provided at a lower end of the exhaust passage, the intake port communicating with the second accommodating chamber; when the electric heating lunch box is in the second working state, a sealing plug is arranged at the air inlet to block the second accommodating cavity and the exhaust passage.
10. An electrothermal canteen according to claim 9 wherein a seal ring is provided on the sealing plug to seal the inlet port with the sealing plug via the seal ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023103188.2U CN213664079U (en) | 2020-12-19 | 2020-12-19 | Electric heating lunch box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023103188.2U CN213664079U (en) | 2020-12-19 | 2020-12-19 | Electric heating lunch box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213664079U true CN213664079U (en) | 2021-07-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023103188.2U Active CN213664079U (en) | 2020-12-19 | 2020-12-19 | Electric heating lunch box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213664079U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112586852A (en) * | 2020-12-19 | 2021-04-02 | 小熊电器股份有限公司 | Electric heating lunch box |
-
2020
- 2020-12-19 CN CN202023103188.2U patent/CN213664079U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112586852A (en) * | 2020-12-19 | 2021-04-02 | 小熊电器股份有限公司 | Electric heating lunch box |
| CN112586852B (en) * | 2020-12-19 | 2024-05-17 | 小熊电器股份有限公司 | Electrothermal lunch box |
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