CN212089275U - Heat preservation cover and cooking utensil with same - Google Patents
Heat preservation cover and cooking utensil with same Download PDFInfo
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- CN212089275U CN212089275U CN202020339600.1U CN202020339600U CN212089275U CN 212089275 U CN212089275 U CN 212089275U CN 202020339600 U CN202020339600 U CN 202020339600U CN 212089275 U CN212089275 U CN 212089275U
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- boss
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- bottom wall
- heat preservation
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- 238000010411 cooking Methods 0.000 title claims abstract description 24
- 238000004321 preservation Methods 0.000 title abstract description 33
- 238000009413 insulation Methods 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 5
- 238000009434 installation Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
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Abstract
The utility model provides a heat preservation cover and have its cooking utensil, wherein, heat preservation cover, include: the heat preservation cover body and the downward protruding boss on the bottom wall of the heat preservation cover body are of an integrally formed structure, a concave space is formed inside the boss, and a mounting structure is arranged on the bottom wall of the boss. Use the technical scheme of the utility model the problem of the assembly inefficiency in the correlation technique can be solved effectively.
Description
Technical Field
The utility model relates to a small household electrical appliances field particularly, relates to a heat preservation cover and have its cooking utensil.
Background
At present, in order to save cost or meet appearance requirements, the base of the electric pressure cooker is made of materials with low temperature resistance, but the temperature of a heat-insulating cover during cooking is higher and exceeds the temperature which can be borne by the base materials. Therefore, a heat insulation member is generally disposed between the heat-insulating cover and the base to reduce the heat transferred from the heat-insulating cover to the base, thereby preventing the base from being melted. Although the service life of the base can be guaranteed through the structure, the structure is complex, and the assembly efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides a heat preservation cover and have its cooking utensil to solve the problem that the assembly efficiency among the correlation technique is low.
In order to achieve the above object, according to an aspect of the present invention, there is provided a heat-retaining cover, including: the heat preservation cover body and the downward protruding boss on the bottom wall of the heat preservation cover body are of an integrally formed structure, a concave space is formed inside the boss, and a mounting structure is arranged on the bottom wall of the boss.
Use the technical scheme of the utility model, during the installation, the mounting structure that the cover passes through on the boss diapire that keeps warm is connected with the poor base of temperature toleration. Because the boss is outstanding in the cover body that keeps warm downwards, consequently the boss diapire is far away from the inside heat source of cover that keeps warm to make and covered the heat that inside heat source transmitted to the boss diapire by keeping warm and reduced effectively, thereby make the temperature of boss diapire in the scope of the temperature that the base can bear, and then prevent that the base from being melted, guarantee the life of base. On the basis that can guarantee base life, because heat preservation cover body and boss are integrated into one piece structure, consequently reduced the assembly step, improved assembly efficiency.
Optionally, the boss has an opening therein. Above-mentioned structure makes the steam in the boss can with external gas circulation, avoids the steam gathering in the boss to reduce the diapire temperature rise of boss, and then further prevent that the base from being melted.
Optionally, the opening is multiple, and at least two openings are oppositely arranged. Above-mentioned structure can further improve the mobility of boss department hot-air to the diapire temperature rise of boss is further reduced.
Optionally, the boss includes a boss bottom wall, the boss bottom wall has a plurality of borders, and at least one border is not in contact with the heat preservation cover body to form the opening. The more border and the heat preservation cover body contactless on the boss diapire then the opening is bigger, and the gas circulation is better, but at the same time can influence the intensity of boss, leads to the reliability variation that heat preservation cover and base are connected.
Optionally, the height H of the boss is in the range of 1mm to 50 mm. If the height H of the boss is less than 1mm, the temperature of the bottom wall of the boss is still high, so that the base can be melted, and the service life of the base is influenced; and if the height H of the boss is larger than 50mm, the processing difficulty of the heat-insulating cover can be increased on one hand, and the volume of the heat-insulating cover can be increased on the other hand, so that the heat-insulating cover is not beneficial to miniaturization design.
Optionally, the lower surface of the boss comprises a support plane, the boss is multiple, and the support planes of the bosses are in the same plane. The above structure has the following three advantages: firstly, the supporting points of the heat-insulating cover are increased, so that the heat-insulating cover is more reliably connected to the base; secondly, the structure can effectively increase the strength of the bottom of the heat-preservation cover and prolong the service life of the heat-preservation cover; thirdly, the structure can ensure that the heat-preserving cover is not inclined after being installed on the base.
Optionally, the boss is formed by stamping. The structure is simple and easy to process.
Optionally, the mounting structure is a mounting hole. The structure is simple, and the assembly reliability is high.
Optionally, the cross-section of the boss is circular or rectangular. The structure is simple and easy to process.
According to another aspect of the present invention, there is provided a cooking appliance, including: an outer pot; and the heat-preservation cover is positioned in the outer pot and is the heat-preservation cover, and the outer pot is connected with the mounting structure of the boss through a connecting piece. Because the heat preservation cover has the advantage of high assembly efficiency, the cooking utensil with the heat preservation cover also has the advantages.
Optionally, outer pot includes outer pot body and bearing structure, and bearing structure includes the extension arm that upwards extends and is the support arm of angle setting with the extension arm, and the boss is connected with the support arm. Above-mentioned structure makes the higher heat preservation cover of temperature far away from cooking utensil's bottom surface, prevents cooking utensil's bottom surface high temperature, prevents on the one hand that the platform of placing cooking utensil from damaging because overheated, and on the other hand prevents that the user from being scalded, guarantees safe in utilization.
Optionally, the side wall of the supporting arm is provided with a step surface, and the structure can strengthen the strength of the supporting structure and ensure the service life of the outer pot. The cooking appliance further includes: and the heating device is positioned in the heat-insulating cover body of the heat-insulating cover and positioned outside the concave space inside the boss. The structure ensures that the temperature of the bottom wall of the lug boss is lower, thereby ensuring the service life of the outer pot.
Drawings
The accompanying drawings, which form a part of the present application, 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 invention and not to limit the invention. In the drawings:
fig. 1 shows a schematic perspective view of an embodiment of an insulation cover according to the present invention;
FIG. 2 shows an enlarged schematic view of the heat retention cover of FIG. 1 at A;
FIG. 3 shows a schematic side view of the heat retention shield of FIG. 1;
fig. 4 is a schematic sectional view showing a partial structure of a cooking appliance according to the present invention; and
fig. 5 shows an enlarged schematic view of the heat-retaining cover of fig. 4 at B.
Wherein the figures include the following reference numerals:
1. a recessed space; 2. an opening; 10. a heat-insulating cover body; 20. a boss; 21. a mounting structure; 22. a support plane; 30. an outer pot; 31. an outer pot body; 32. a support structure; 321. an extension arm; 322. a support arm; 323. a step surface; 40. a heat-preserving cover; 50. a connecting member; 60. a heating device.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 1 to 3, the heat retaining cover of the present embodiment includes: the heat preservation cover body 10 and the downward protruding boss 20 on the bottom wall of the heat preservation cover body 10 are integrally formed, the heat preservation cover body 10 and the boss 20 form a concave space 1 inside the boss 20, and the bottom wall of the boss 20 is provided with an installation structure 21.
By applying the technical scheme of the embodiment, during installation, the heat-insulating cover is connected with the base with poor temperature resistance through the installation structure 21 on the bottom wall of the boss 20. Because boss 20 downwardly protruding in heat preservation cover body 10, consequently 20 diapalls of boss are far away from the inside heat source of heat preservation cover to make and reduced effectively by the heat that the inside heat source of heat preservation cover transmitted to on the 20 diapalls of boss, thereby make the temperature of the 20 diapalls of boss in the scope of the temperature that the base can bear, and then prevent that the base from being melted, guarantee the life of base. On the basis that the service life of the base can be ensured, the heat-insulating cover body 10 and the boss 20 are of an integrally formed structure, so that the assembly steps are reduced, and the assembly efficiency is improved.
As shown in fig. 1 to 3, in the present embodiment, the boss 20 has an opening 2. Above-mentioned structure makes the steam in the boss 20 can with the circulation of external gas, avoids the steam gathering in the boss 20 to reduce the diapire temperature rise of boss 20, and then further prevent that the base from being melted.
As shown in fig. 1 to 3, in the present embodiment, the opening 2 is plural, and at least two openings 2 are oppositely disposed. The structure can further improve the fluidity of the hot air at the boss 20, thereby further reducing the temperature rise of the bottom wall of the boss 20.
As shown in fig. 1 to 3, in the present embodiment, the boss 20 includes a boss bottom wall, and the boss bottom wall has a plurality of edges, and at least one edge is not in contact with the heat-insulating cover body 10 to form the opening 2. Of course, those skilled in the art will appreciate that the bosses 20 do not have all edges in contact with the insulated housing body 10. It should be noted that, the more edges on the bottom wall of the boss do not contact with the heat-insulating cover body 10, the larger the opening 2 is, the better the gas circulation is, but at the same time, the strength of the boss 20 is affected, which results in the poor reliability of the connection between the heat-insulating cover and the base, and therefore, the number of edges where the bottom wall of the boss does not contact with the heat-insulating cover body 10 should be moderate.
As shown in fig. 2, in the present embodiment, the height H of the boss 20 is in the range of 1mm to 50 mm. If the height H of the boss 20 is less than 1mm, the temperature of the bottom wall of the boss 20 is still high, so that the base can be melted, and the service life of the base is influenced; on the other hand, if the height H of the boss 20 is greater than 50mm, the difficulty in processing the heat-insulating cover will be increased, and the volume of the heat-insulating cover will be increased, which is not favorable for miniaturization design.
As shown in fig. 1 and 2, in the present embodiment, the boss 20 has a rectangular cross section. Specifically, in the present embodiment, the cross section of the boss 20 is a section taken in a horizontal plane parallel to the bottom wall of the heat retaining cover. Of course, in other embodiments not shown in the figures, the cross-section of the boss 20 may also be circular, other polygonal shapes, or irregular patterns.
As shown in fig. 1, in the present embodiment, the lower surface of the boss 20 includes a plurality of support planes 22, and the support planes 22 of the bosses 20 are in the same plane. The above structure has the following three advantages: firstly, the supporting points of the heat-insulating cover are increased, so that the heat-insulating cover is more reliably connected to the base; secondly, the structure can effectively increase the strength of the bottom of the heat-preservation cover and prolong the service life of the heat-preservation cover; thirdly, the structure can ensure that the heat-preserving cover is not inclined after being installed on the base.
As shown in fig. 1, in the present embodiment, the boss 20 is formed by press molding. The structure is simple and easy to process. Of course, in other embodiments not shown in the figures, the boss may be integrally formed with the heat-insulating cover body through a casting process.
As shown in fig. 1 and 2, in the present embodiment, the mounting structure 21 is a mounting hole. Specifically, when installed, screws pass through the base and the mounting holes to secure the heat retention cover to the base. The structure is simple, and the assembly reliability is high. Of course, in other embodiments not shown in the figures, the mounting structure may also be a rivet structure, a snap structure, or the like.
As shown in fig. 4 and 5, the present application also provides a cooking appliance, an embodiment of the cooking appliance according to the present application includes: an outer pot 30 and a heat-preserving cover 40. Wherein, the heat preservation cover 40 is located in the outer pot 30, the heat preservation cover 40 is the above heat preservation cover, and the outer pot 30 is connected with the mounting structure 21 of the boss 20 through the connecting piece 50. Since the heat-retaining cover 40 has an advantage of high assembly efficiency, the cooking appliance having the same also has the above-mentioned advantage. It should be noted that at least a portion of the outer pot 30 forms the base as described above.
As shown in fig. 4 and 5, in the present embodiment, the outer pot 30 includes an outer pot body 31 and a support structure 32, the support structure 32 includes an extension arm 321 extending upward and a support arm 322 disposed at an angle with respect to the extension arm 321, and the boss 20 is connected to the support arm 322. Above-mentioned structure makes the higher heat preservation cover of temperature far away from cooking utensil's bottom surface, prevents cooking utensil's bottom surface high temperature, prevents on the one hand that the platform of placing cooking utensil from damaging because overheated, and on the other hand prevents that the user from being scalded, guarantees safe in utilization.
As shown in fig. 5, in the present embodiment, the side wall of the support arm 322 has a stepped surface 323. The above structure can strengthen the strength of the supporting structure 32 and ensure the service life of the outer pot 30.
As shown in fig. 4, in the present embodiment, the cooking appliance further includes: and the heating device 60 is positioned in the heat-insulating cover body 10 of the heat-insulating cover 40 and is positioned outside the concave space 1 inside the boss 20. The above structure makes the temperature of the bottom wall of the boss 20 lower, thereby ensuring the service life of the outer pot 30.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An insulated cover, comprising: the heat-insulation cover comprises a heat-insulation cover body (10) and a boss (20) protruding downwards from the bottom wall of the heat-insulation cover body (10), the heat-insulation cover body (10) and the boss (20) are of an integrally formed structure, a concave space (1) is formed inside the boss (20), and a mounting structure (21) is arranged on the bottom wall of the boss (20).
2. An insulating cover according to claim 1, characterized in that said boss (20) has an opening (2) therein.
3. An insulating cover according to claim 2, characterized in that said openings (2) are plural, at least two of said openings (2) being oppositely disposed.
4. Insulated enclosure according to claim 2, characterized in that the boss (20) comprises a boss bottom wall having a plurality of edges, at least one of which is not in contact with the insulated enclosure body (10) to form the opening (2).
5. An insulating cover according to claim 1, characterized in that the height H of the boss (20) is in the range 1mm to 50 mm.
6. The heat retention cover according to claim 1, characterized in that the lower surface of the boss (20) comprises a support plane (22), the boss (20) being in plurality, the support planes (22) of the bosses (20) being in the same plane.
7. The heat retention shield according to claim 1, characterized in that the boss (20) is formed by stamping; and/or the mounting structure (21) is a mounting hole; and/or the cross section of the boss (20) is round or rectangular.
8. A cooking appliance comprising:
an outer pan (30);
-a heat-retaining cover (40) located inside the outer pan (30), characterized in that the heat-retaining cover (40) is according to any one of claims 1 to 7, and the outer pan (30) is connected to the mounting structure (21) of the boss (20) by means of a connection (50).
9. The cooking appliance according to claim 8, wherein the outer pot (30) comprises an outer pot body (31) and a support structure (32), the support structure (32) comprising an upwardly extending extension arm (321) and a support arm (322) arranged at an angle to the extension arm (321), the boss (20) being connected with the support arm (322).
10. The cooking appliance of claim 9, wherein the side wall of the support arm (322) has a stepped surface (323), the cooking appliance further comprising:
and the heating device (60) is positioned in the heat-insulating cover body (10) of the heat-insulating cover (40) and positioned outside the concave space (1) inside the boss (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020339600.1U CN212089275U (en) | 2020-03-17 | 2020-03-17 | Heat preservation cover and cooking utensil with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020339600.1U CN212089275U (en) | 2020-03-17 | 2020-03-17 | Heat preservation cover and cooking utensil with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212089275U true CN212089275U (en) | 2020-12-08 |
Family
ID=73635510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020339600.1U Active CN212089275U (en) | 2020-03-17 | 2020-03-17 | Heat preservation cover and cooking utensil with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212089275U (en) |
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2020
- 2020-03-17 CN CN202020339600.1U patent/CN212089275U/en active Active
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| GR01 | Patent grant |