CN101627880A - Cooker cover structure of rice cooker - Google Patents
Cooker cover structure of rice cooker Download PDFInfo
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- CN101627880A CN101627880A CN200910040846A CN200910040846A CN101627880A CN 101627880 A CN101627880 A CN 101627880A CN 200910040846 A CN200910040846 A CN 200910040846A CN 200910040846 A CN200910040846 A CN 200910040846A CN 101627880 A CN101627880 A CN 101627880A
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- insulation layer
- thermal insulation
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- pot
- steel lid
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Abstract
The invention provides a cooker cover structure of a rice cooker. The cooker cover comprises a steel cover buckled with a cooker body, and an external periphery area encircling the upper surface of the steel cover is provided with a nonmetal insulation layer. The upper surface of the steel cover is arranged in a step shape, wherein a central area of the steel cover is higher than the external periphery area of the steel cover; a projection of the central area of the steel cover is embedded into a central hole cavity of the nonmetal heat insulation layer, and the upper surface of the whole cooker cover is smooth. An operating handle is arranged on the upper surface of the cooker cover; the side edge bottom of the operating handle is provided with a heat-insulation wing plate. In this way, a condition that an operator can be scalded when the operator operates the drive handle because the fingers or other parts of the operator directly contact with the upper surface of the steel cover can be prevented. Because the invention has the technical characteristics and advantages, the invention can be applied to an electric pressure cooker, a micro-pressure electric rice cooker or an ordinary atmospheric electric rice cooker.
Description
Technical field
The present invention relates to the pot for cooking rice technical field, particularly the cover structure of pot for cooking rice.
Background technology
Pot for cooking rice generally comprises pot cover and pot body.Described pot body comprises shell body, holds having heaters and interior pot in the shell body; Wherein pot cover generally has cover and rigid inner cover, buckles tooth if also be provided with rigidity under the situation of electric pressure cooking saucepan on the rigid inner cover of described pot cover, and pot cover is by buckleing tooth and outer pot and be fastened and connected and and then pot by pot in the sealing ring sealing mouthful.The cover of described pot cover has the wall body that is arch, and the described rigid inner cover that is arch is accommodated in the arch cavity volume of described cover.In the cover structure of this kind technical scheme, defective obviously is that the cover consumption is very big, and when needs are provided with miscellaneous part such as driving handle, fixed axis etc. at the pot cover top, these parts must be arranged on the cover of pot cover, because cover is generally by the plastics manufacturing, cause and these parts between bonding strength not high.
Summary of the invention
At the problems referred to above, under the prerequisite that guarantees the pot for cooking rice safe handling, the present invention proposes a kind of cover structure of pot for cooking rice, and described pot cover comprises the steel lid that fastens with the pot body; It is characterized in that, be provided with nonmetal thermal insulation layer around the periphery area of the upper surface of described steel lid.
Described pot cover comprises the steel lid that fastens with the pot body, the steel cover that is meant described pot cover have buckle dental structure and and the outer pot of pot for cooking rice pot body between can form and be fastened and connected, perhaps described steel lid is directly withheld on interior pot of pot mouth of pot for cooking rice, and described steel lid can seal the pot mouth relatively.Metal material manufacturings such as described steel lid stainless steel, stainless iron, aluminium alloy.
Because one of the easiest pot cover position of touching of the periphery area person of being to use of described steel lid, the described nonmetal thermal insulation layer that distributes ringwise in the periphery area setting of described steel lid for this reason, the periphery area of described like this steel lid is covered by described nonmetal thermal insulation layer, make the user be not easy to be burnt by the high temperature that described steel covers, needn't cover simultaneously the upper surface of whole steel lid again with the nonmetal thermal insulation layer of monoblock, saved the materials amount of nonmetal thermal insulation layer, can guarantee safe in utilization again.Described nonmetal thermal insulation layer both can be the upper surface that is fitted in described steel lid, also can allow to have certain clearance between the two, as long as can reliably connect between the two.
Described nonmetal thermal insulation layer can be made with plastics, can on the upper surface of pot cover, form two contrasts of plastics and metal color naturally like this, so just need not to increase by methods such as plating, printing, sprayings in addition the contrastive colours of pot cover upper surface, the manufacturing cost of further having saved pot cover.The thickness in monolayer of wherein said nonmetal thermal insulation layer can be selected between 0.2～2mm, when selecting described nonmetal thermal insulation layer when thermal insulation layer uses, its thickness in monolayer can be selected between 0.2 to 1, for example 0.5mm or 0.8mm, thus save material usage as much as possible and can guarantee that it has heat insulating function; If described nonmetal thermal insulation layer except that having heat insulating function, also needs to increase thereon and connects miscellaneous part such as driving handle, during turnover hinge etc., its thickness in monolayer can be selected more greatly, for example 1mm, 1.5mm or 2mm.Should under the situation that guarantees construction machine intensity, select its thickness in a word.
According to above-mentioned structure, directly with the upper surface of steel lid central part, the connection mechanical strength that is fixed on other attaching parts that steel covers is improved as described pot cover, also clean the upper surface of described pot cover easily.
Further technical scheme can also be, the upper surface setting of described steel lid is step-like, and the middle section of wherein said steel lid is higher than described steel lid periphery area; The projection of the middle section of described steel lid embeds in the center bor of described nonmetal thermal insulation layer.The upper surface of the projection of the middle section of described like this steel lid can be consistent with the upper surface of the described nonmetal thermal insulation layer that is positioned at the neighboring area, the upper surface that is whole pot cover can be a smooth upper surface, simultaneously again because the formed positioning spigot of step, can strengthen described nonmetal thermal insulation layer and described steel and cover the mechanical strength that is connected between the surface.Wherein said embedded mode can be, can be a bit larger tham, equals or be slightly less than the size of the central projection of described steel lid in the ring inside dimension of described nonmetal thermal insulation layer, promptly can be that matched in clearance or tight fit connect.
Further technical scheme can also be, described nonmetal thermal insulation layer is made up of last thermal insulation layer and following thermal insulation layer, and described going up between thermal insulation layer and the following thermal insulation layer has the supporting gusset.The wherein said thermal insulation layer of going up not only has heat-blocking action, also has the effect of decorating the pot cover upper surface; Secondly described going up between thermal insulation layer and the following thermal insulation layer is connected by screens mutually, side and be positioned at described heat insulation or on the thermal insulation layer rib or gusset are set down between thermal insulation layer and the following thermal insulation layer on described, described rib or gusset not only have the described effect of going up thermal insulation layer of supporting, and on described the heat insulation cavity of formation between thermal insulation layer and the following thermal insulation layer.
Further technical scheme can also be that the upper surface of described pot cover is provided with operating grip; Described operating grip be connected in that described steel covers or described nonmetal thermal insulation layer on.Can allow described driving handle base part directly be connected the upper surface of described steel lid like this, utilize described driving handle can drive pot cover and radially rotate or pot cover is spun upside down on linkwork.
Further technical scheme can also be to be provided with heat-insulation wing plate on the sidepiece base of described operating grip.Can prevent at operation operating personnel's during described driving handle finger or other positions directly the upper surface of the described steel lid of contact like this and may be burnt.Secondly, the position, sidepiece base of described operating grip is meant that described operating grip connects the lateral location of the position of described steel lid, described heat-insulation wing plate extends along the upper surface of described steel lid and distributes, and can further be fixed on the upper surface of described steel lid or on the described driving handle; Can certainly be connected on the nonmetal thermal insulation layer, all be the technical scheme that is equal to.The thickness of described heat-insulation wing plate can be selected between 0.2～2mm
Further technical scheme can also be, the neighboring of described steel lid is contained in described nonmetal thermal insulation layer around in the space that forms.It is the neighboring that described nonmetal thermal insulation layer all coats described steel lid.
Because the present invention has above-mentioned technical characterstic, not only, reduced cost guaranteeing to have saved the material of making pot cover on the heat insulation basis of safety, and also more convenient when making pot cover connect miscellaneous part; And heat-insulation wing plate is set on the sidepiece base of driving handle, further reduce the possibility that the operator is burnt by high temperature.
Because the present invention has above-mentioned advantage, it can be applied in electric pressure cooking saucepan, minute-pressure electric cooker or the common normal pressure electric cooker.
Figure of description
Fig. 1 is a generalized section of using the pot cover of technical solution of the present invention;
Fig. 2 is Fig. 1 vertical view;
Fig. 3 is A-A directional profile figure among Fig. 2;
Fig. 4 is a pot cover exploded perspective schematic diagram.
The specific embodiment
As depicted in figs. 1 and 2, a kind of cover structure of pot for cooking rice, described pot cover comprise the steel lid 1 that fastens with the pot body, are provided with nonmetal thermal insulation layer 2 around the periphery area of the upper surface of described steel lid 1.Wherein said steel lid 1 is arch, and its upper surface setting is step 13, and the projection 11 of the middle section of wherein said steel lid 1 is higher than described steel lid periphery area 12; The projection 11 of the middle section of described steel lid 1 embeds in the center bor of described nonmetal thermal insulation layer 2, and the upper surface of the projection 11 of the middle section of described steel lid 1 and the upper surface of described nonmetal thermal insulation layer 2 are consistent, the upper surface that is whole pot cover is a smooth upper surface, and described nonmetal thermal insulation layer 2 extends along described steel lid periphery area 12 and distributes.Described steel lid 1 usefulness stainless steel, stainless iron or aluminum alloy materials manufacturing.
As shown in Figure 4, the described nonmetal thermal insulation layer 2 that is positioned at above the described steel lid 1 is made up of last thermal insulation layer 21 and following thermal insulation layer 22, and the described upper surface of thermal insulation layer 22 down has supporting gusset 221.The wherein said thermal insulation layer 21 of going up not only has heat-blocking action, also has the effect of decorating the pot cover upper surface; Secondly described going up between thermal insulation layer 21 and the following thermal insulation layer 22 is connected by screens mutually, and described gusset 221 not only has the described upward effect of thermal insulation layer 21 of supporting, and on described the heat insulation cavity of formation between thermal insulation layer 21 and the following thermal insulation layer 22.The described upward thermal insulation layer 21 or the following thermal insulation layer 22 usefulness plastics of described nonmetal thermal insulation layer 2 are made, the described thickness of going up thermal insulation layer 21 or following thermal insulation layer 22 can freely be selected between 0.2～1mm, for example 0.5mm or 0.8mm promptly select its thickness under the situation that guarantees construction machine intensity.
The upper surface of described pot cover 1 is provided with operating grip 3; Described operating grip 3 is connected on the described steel lid 1, utilizes described driving handle 3 can drive pot cover like this and radially rotates or pot cover is spun upside down on linkwork.
As shown in Figures 2 and 3, be provided with heat-insulation wing plate 4 on the side base of described operating grip 3, can prevent like this finger of operating personnel when the described driving handle 3 of operation or other positions directly the described steel lid 1 of contact upper surface and may be burnt.Described heat-insulation wing plate 4 extends along the upper surface of described steel lid 1 and distributes, and is connected with the base of the sidepiece of described driving handle 3 or is connected in the projection 11 that described steel covers 1 middle section.The thickness of wherein said heat-insulation wing plate can freely be selected between 0.2～1mm, as 0.5mm or 0.8mm.
As shown in Figure 1, the neighboring of described steel lid 1 is contained in described nonmetal thermal insulation layer 2 around in the space that forms.
Claims (9)
1. the cover structure of pot for cooking rice, described pot cover comprise the steel lid that fastens with the pot body; It is characterized in that, be provided with nonmetal thermal insulation layer around the periphery area of the upper surface of described steel lid.
2. the cover structure of pot for cooking rice according to claim 1 is characterized in that, the upper surface setting of described steel lid is step-like, and the middle section of wherein said steel lid is higher than described steel lid periphery area; The projection of the middle section of described steel lid embeds in the center bor of described nonmetal thermal insulation layer.
3. the cover structure of pot for cooking rice according to claim 1 is characterized in that, described nonmetal thermal insulation layer is made up of last thermal insulation layer and following thermal insulation layer, and described going up between thermal insulation layer and the following thermal insulation layer has the supporting gusset.
4. according to the cover structure of claim 1,2 or 3 described pots for cooking rice, it is characterized in that the upper surface of described pot cover is provided with operating grip; Described operating grip be connected in that described steel covers or described nonmetal thermal insulation layer on.
5. the cover structure of pot for cooking rice according to claim 4 is characterized in that, is provided with heat-insulation wing plate on the sidepiece base of described operating grip.
6. the cover structure of pot for cooking rice according to claim 5 is characterized in that, described heat-insulation wing plate is connected on the upper surface of described steel lid.
7. according to the cover structure of claim 1,2 or 3 described pots for cooking rice, it is characterized in that the neighboring of described steel lid is contained in described nonmetal thermal insulation layer around in the space that forms.
8. according to the cover structure of claim 1,2 or 3 described pots for cooking rice, it is characterized in that described nonmetal thermal insulation layer is made with plastics.
9. the cover structure of pot for cooking rice according to claim 6 is characterized in that, described heat-insulation wing plate is made with plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910040846A CN101627880A (en) | 2009-07-03 | 2009-07-03 | Cooker cover structure of rice cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910040846A CN101627880A (en) | 2009-07-03 | 2009-07-03 | Cooker cover structure of rice cooker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101627880A true CN101627880A (en) | 2010-01-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910040846A Pending CN101627880A (en) | 2009-07-03 | 2009-07-03 | Cooker cover structure of rice cooker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101627880A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105125089A (en) * | 2011-07-25 | 2015-12-09 | 黄昊 | Energy-saving protective cover for cooking pressure cooker |
-
2009
- 2009-07-03 CN CN200910040846A patent/CN101627880A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105125089A (en) * | 2011-07-25 | 2015-12-09 | 黄昊 | Energy-saving protective cover for cooking pressure cooker |
| CN105125064A (en) * | 2011-07-25 | 2015-12-09 | 黄昊 | Energy-saving protective cover for cooking pressure cooker |
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| PB01 | Publication | ||
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Open date: 20100120 |