CN212995058U - Portable electric heating lunch box - Google Patents
Portable electric heating lunch box Download PDFInfo
- Publication number
- CN212995058U CN212995058U CN202021482731.1U CN202021482731U CN212995058U CN 212995058 U CN212995058 U CN 212995058U CN 202021482731 U CN202021482731 U CN 202021482731U CN 212995058 U CN212995058 U CN 212995058U
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- China
- Prior art keywords
- box body
- box
- lunch box
- face
- flange plate
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000005485 electric heating Methods 0.000 title claims abstract description 24
- 238000007789 sealing Methods 0.000 claims abstract description 44
- 238000010438 heat treatment Methods 0.000 claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 13
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000000741 silica gel Substances 0.000 claims abstract description 6
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 6
- 238000009434 installation Methods 0.000 claims abstract description 4
- 230000002093 peripheral effect Effects 0.000 claims abstract description 4
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- 235000007164 Oryza sativa Nutrition 0.000 abstract description 11
- 235000009566 rice Nutrition 0.000 abstract description 11
- 235000012054 meals Nutrition 0.000 abstract description 4
- 230000002349 favourable effect Effects 0.000 abstract description 3
- 240000007594 Oryza sativa Species 0.000 abstract 1
- 241000209094 Oryza Species 0.000 description 10
- 230000000694 effects Effects 0.000 description 2
- 235000013305 food Nutrition 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000009835 boiling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000005911 diet Nutrition 0.000 description 1
- 230000037213 diet Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
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- Cookers (AREA)
- Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
Abstract
A portable electric heating lunch box comprises a box body, a connecting piece, a box cover and a lunch box liner; the upper end of the box body is provided with an opening, the bottom surface of the box body is provided with a first water sealing plate, and the outer side end surface of the box body is provided with a power supply jack; a filter screen is arranged in the lunch box inner container, a heating tube is arranged at the bottom of the lunch box inner container, a flange plate is arranged at the upper end of the lunch box inner container, the lunch box inner container extends into the box body from the opening, and the peripheral surface of the lunch box inner container is connected with the inner wall of the box body; the end face of the flange plate facing the upper end face of the box body tightly presses the upper end face of the box body; wherein, a sealing ring is arranged at the end face where the box body and the flange plate are tightly pressed; the heating tube is electrically connected with the power supply jack; the box cover is connected with the box body through a plurality of groups of connecting pieces, the flange plate is tightly pressed on the end face, facing the flange plate, of the box cover, a silica gel pad is arranged on the end face, tightly pressed with the flange plate, of the box cover, and an installation groove is formed in the box cover; be equipped with the venthole in the mounting groove, be equipped with in the mounting groove and decorate the circle. The utility model discloses sealing performance is good, is favorable to improving the braise pressure function, is convenient for directly boil rice into meal.
Description
Technical Field
The utility model relates to the technical field of household appliances, especially, relate to a portable electric heat lunch-box.
Background
The electric heating lunch box is a heating element which generates high-temperature steam in the lunch box after being electrified so as to achieve the purpose of heating or insulating food, and under the current social environment, people generally work at a place far away from home, and in order to guarantee the nutrition and the sanitation of diet, people usually take food to a workplace from home to meet the requirement of lunch at noon, so that the small household appliance of the electric heating lunch box is deeply liked by consumers; therefore, the application provides a portable electric heating lunch box.
SUMMERY OF THE UTILITY MODEL
Objects of the invention
For solving the technical problem that exists among the background art, the utility model provides a portable electric heat lunch-box, the utility model discloses sealing performance is good, is favorable to improving the braise pressure function, is convenient for directly boil rice into meal.
(II) technical scheme
In order to solve the problems, the utility model provides a portable electric heating lunch box, which comprises a box body, a connecting piece, a box cover and a lunch box liner;
the upper end of the box body is provided with an opening, the bottom surface of the box body is provided with a first water sealing plate, and the outer side end surface of the box body is provided with a power supply jack;
a filter screen is arranged in the lunch box inner container, a heating tube is arranged at the bottom of the outer side of the lunch box inner container, a flange plate is arranged at the upper end of the lunch box inner container, the lunch box inner container extends into the box body from the opening, and the outer peripheral surface of the lunch box inner container is connected with the inner wall of the box body; the end face of the flange plate facing the upper end face of the box body tightly presses the upper end face of the box body; wherein, a sealing ring is arranged at the end face where the box body and the flange plate are tightly pressed; the projection shape of the sealing ring is annular; the heating tube is electrically connected with the power supply jack;
the box cover is connected with the box body through a plurality of groups of connecting pieces, the flange plate is tightly pressed on the end face, facing the flange plate, of the box cover, a silica gel pad is arranged on the end face, tightly pressed with the flange plate, of the box cover, and an installation groove is formed in the box cover; be equipped with the venthole in the mounting groove, be equipped with in the mounting groove and decorate the circle.
Preferably, the inner container of the lunch box is made of aluminum alloy.
Preferably, the water-sealing device further comprises a second water-sealing plate and a control plate; wherein, the box body is provided with a through hole;
the control panel is arranged on the second water sealing plate in a matching way, and the control panel, the power supply jack and the heating tube are electrically connected; the second water sealing plate is arranged in the through hole.
Preferably, a boss is arranged on the end face of the sealing ring pressed against the flange plate; wherein, the flange plate is provided with a clip-shaped pressure plate;
the projection shape of the boss is in a shape of a Chinese character 'hui', and a sealing groove is arranged on the boss; the square-shaped pressing plate is inserted into the sealing groove in a matched mode, and the square-shaped pressing plate presses the bottom face of the sealing groove tightly.
Preferably, a plurality of groups of mounting blind holes are formed in the bottom of the inner side of the lunch box liner; the multiple groups of mounting columns correspond to the multiple groups of mounting blind holes one by one, and the multiple groups of mounting columns are respectively inserted into the multiple groups of mounting blind holes in a one-to-one matching mode.
The above technical scheme of the utility model has following profitable technological effect:
when the utility model is used, rice is put in the filter screen, the box body is connected with the box cover through the connecting piece, and the silica gel pad arranged between the box body and the box cover seals the box body and the box cover; the box body and the flange plate are sealed through a sealing ring, and the sealing ring is matched and connected with the clip-shaped pressing plate on the flange plate through a sealing groove on the boss, so that the whole electric heating lunch box is in a sealing state; inserting a power supply, controlling the heating tube to start heating by the control panel, continuously increasing the pressure in the electric heating lunch box in the continuous heating process, and boiling rice in the filter screen into cooked rice by the increase of the braise pressure of the electric heating lunch box; the utility model discloses sealing performance is good, is favorable to improving the braise pressure function, is convenient for directly boil rice into meal.
Drawings
Fig. 1 is a schematic structural view of a portable electric heating lunch box provided by the utility model.
Fig. 2 is an explosion diagram of the portable electric heating lunch box provided by the utility model.
Fig. 3 is a cross-sectional view of the sealing ring in the portable electric heating lunch box.
Fig. 4 is a schematic view of the three-dimensional structure of the filter screen in the portable electric heating lunch box provided by the utility model.
Reference numerals: 1. a box body; 2. a connecting member; 3. a box cover; 4. a decorative ring; 5. a seal ring; 6. a control panel; 7. a second water seal plate; 8. a first water seal plate; 9. a heat generating tube; 10. an inner container of the lunch box; 11. a power jack; 12. a through hole; 13. a flange plate; 14. filtering with a screen; 15. mounting a column; 16. and (4) a boss.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-4, the utility model provides a portable electric heating lunch box, which comprises a box body 1, a connecting piece 2, a box cover 3 and a lunch box liner 10;
the upper end of the box body 1 is provided with an opening, the bottom surface of the box body 1 is provided with a first water sealing plate 8, and the outer side end surface of the box body 1 is provided with a power supply jack 11;
a filter screen 14 is arranged in the lunch box inner container 10, a heating tube 9 is arranged at the bottom of the outer side of the lunch box inner container 10, a flange plate 13 is arranged at the upper end of the lunch box inner container 10, the lunch box inner container 10 extends into the box body 1 from the opening, and the outer peripheral surface of the lunch box inner container 10 is connected with the inner wall of the box body 1; the end surface of the flange plate 13 facing the upper end surface of the box body 1 presses the upper end surface of the box body 1; wherein, a sealing ring 5 is arranged at the end face where the box body 1 and the flange plate 13 are tightly pressed; the projection shape of the sealing ring 5 is annular; the heating tube 9 is electrically connected with the power supply jack 11;
the box cover 3 is connected with the box body 1 through a plurality of groups of connecting pieces 2, the flange plate 13 is tightly pressed on the end face, facing the flange plate 13, of the box cover 3, a silica gel pad is arranged on the end face, tightly pressed with the flange plate 13, of the box cover 3, and an installation groove is formed in the box cover 3; be equipped with the venthole in the mounting groove, be equipped with in the mounting groove and decorate circle 4.
In the utility model, rice is put in the filter screen 14, the filter screen 14 is positioned in the inner container 10 of the lunch box, the box body 1 is connected with the box cover 3 through the connecting piece, and the silica gel pad arranged between the box body 1 and the box cover 3 seals the box body 1 and the box cover 3; the box body 1 and the flange plate 13 are sealed through the sealing ring 5, so that the whole electric heating lunch box is in a sealed state; the electric heating lunch box is plugged with a power supply, the heating tube 9 starts to generate heat, the pressure in the electric heating lunch box is continuously increased in the continuous heating process, and the rice in the filter screen 14 is boiled into rice by the increase of the braise pressure of the electric heating lunch box; the utility model discloses increase the inside pressure of lunch-box, improve the braise pressure function, be convenient for directly boil rice into meal.
In an optional embodiment, the lunch box liner 10 is made of aluminum alloy; the aluminum alloy has good heat-conducting property and low price.
In an optional embodiment, the water-sealing device further comprises a second water-sealing plate 7 and a control plate 6; wherein, the box body 1 is provided with a through hole 12;
the control panel 6 is arranged on the second water sealing plate 7 in a matching way, and the control panel 6, the power supply jack 11 and the heating tube 9 are electrically connected; the second water sealing plate 7 is installed in the through hole 12.
In an alternative embodiment, the end face of the sealing ring 5 pressed against the flange plate 13 is provided with a projection 16; wherein, the flange plate 13 is provided with a clip-shaped press plate;
the projection shape of the boss 16 is a Chinese character 'hui', and a sealing groove is arranged on the boss 16; the square-shaped pressing plate is inserted into the sealing groove in a matching manner, and the square-shaped pressing plate presses the bottom surface of the sealing groove; the sealing effect of the electric heating lunch box is improved, the internal pressure of the electric heating lunch box is increased, and rice can be cooked quickly.
In an optional embodiment, a plurality of groups of mounting blind holes are formed in the bottom of the inner side of the lunch box liner 10; the bottom end of the filter screen 14 is provided with a plurality of groups of mounting columns 15; the multiple groups of mounting columns 15 correspond to the multiple groups of mounting blind holes one by one, and the multiple groups of mounting columns 15 are respectively inserted into the multiple groups of mounting blind holes in a one-to-one matching manner.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (5)
1. A portable electric heating lunch box is characterized by comprising a box body (1), a connecting piece (2), a box cover (3) and a lunch box liner (10);
an opening is formed in the upper end of the box body (1), a first water sealing plate (8) is arranged on the bottom surface of the box body (1), and a power supply jack (11) is arranged on the outer side end face of the box body (1);
a filter screen (14) is arranged in the lunch box liner (10), a heating tube (9) is arranged at the bottom of the outer side of the lunch box liner (10), a flange plate (13) is arranged at the upper end of the lunch box liner (10), the lunch box liner (10) extends into the box body (1) from the opening, and the peripheral surface of the lunch box liner (10) is connected with the inner wall of the box body (1); the end face of the flange plate (13) facing the upper end face of the box body (1) presses the upper end face of the box body (1); wherein, a sealing ring (5) is arranged at the end face where the box body (1) and the flange plate (13) are tightly pressed; the projection shape of the sealing ring (5) is annular; the heating tube (9) is electrically connected with the power supply jack (11);
the box cover (3) is connected with the box body (1) through a plurality of groups of connecting pieces (2), the flange plate (13) is pressed towards the end face of the flange plate (13) by the box cover (3), a silica gel pad is arranged on the end face of the box cover (3) pressed with the flange plate (13), and an installation groove is arranged on the box cover (3); an air outlet hole is arranged in the mounting groove, and a decorative ring (4) is arranged in the mounting groove.
2. The portable electric heating lunch box according to claim 1, characterized in that the lunch box liner (10) is made of aluminum alloy.
3. A portable electric lunch box according to claim 1, characterised by further comprising a second water sealing plate (7) and a control plate (6); wherein, the box body (1) is provided with a through hole (12);
the control panel (6) is installed on the second water sealing plate (7) in a matching mode, and the control panel (6), the power supply jack (11) and the heating tube (9) are electrically connected; the second water sealing plate (7) is arranged in the through hole (12).
4. A portable electric lunch box according to claim 1, characterised in that the end faces of the sealing ring (5) pressed against the flange plate (13) are provided with bosses (16); wherein, a clip-shaped pressure plate is arranged on the flange plate (13);
the projection shape of the boss (16) is in a shape of a Chinese character 'hui', and a sealing groove is arranged on the boss (16); the square-shaped pressing plate is inserted into the sealing groove in a matched mode, and the square-shaped pressing plate presses the bottom face of the sealing groove tightly.
5. The portable electric heating lunch box according to claim 1, characterized in that the bottom of the inner side of the lunch box liner (10) is provided with a plurality of groups of mounting blind holes; a plurality of groups of mounting columns (15) are arranged at the bottom end of the filter screen (14); the multiple groups of mounting columns (15) correspond to the multiple groups of mounting blind holes one by one, and the multiple groups of mounting columns (15) are respectively inserted into the multiple groups of mounting blind holes in a one-to-one matching manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021482731.1U CN212995058U (en) | 2020-07-24 | 2020-07-24 | Portable electric heating lunch box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021482731.1U CN212995058U (en) | 2020-07-24 | 2020-07-24 | Portable electric heating lunch box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212995058U true CN212995058U (en) | 2021-04-20 |
Family
ID=75517949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021482731.1U Expired - Fee Related CN212995058U (en) | 2020-07-24 | 2020-07-24 | Portable electric heating lunch box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212995058U (en) |
-
2020
- 2020-07-24 CN CN202021482731.1U patent/CN212995058U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210420 |