CN204813324U - Rice cooker - Google Patents
Rice cooker Download PDFInfo
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- CN204813324U CN204813324U CN201520464382.3U CN201520464382U CN204813324U CN 204813324 U CN204813324 U CN 204813324U CN 201520464382 U CN201520464382 U CN 201520464382U CN 204813324 U CN204813324 U CN 204813324U
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- disk body
- interior pot
- heater element
- electric hot
- cooker
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Abstract
The utility model provides a rice cooker. Rice cooker includes body, electric hot tray, interior pot and lid. Interior pot is sat and is located on the electric hot tray with by the electric hot tray provides heat energy for it. The electric hot tray includes disk body and a heating element and the 2nd heating element. The disk body includes disk body diapire and follow the disk body diapire upwards extends predetermined altitude H's disk body lateral wall. A heating element inlay in within the disk body diapire, the 2nd heating element inlay in within the disk body lateral wall. According to the utility model discloses a rice cooker can realize the internally three -dimensional even heating of pot to can realize cooking the delicious's that sets out food under same automatically controlled condition, especially, locate owing to heating element inlays the electric hot tray is inside and arranges respectively at disk body diapire and disk body lateral wall, and heating element's the thermal efficiency is higher and realized even three -dimensional heating simultaneously.
Description
Technical field
The utility model relates to cooker technical field, particularly relates to a kind of cooker.
Background technology
Cooker in the market generally includes electric hot tray, for giving pot heating in cooker.Existing electric hot tray is normally cast with one or two heater element in the disk body diapire of the disk body of electric hot tray.During work, heated by disk body diapire and the heat trnasfer of interior pot or the bottom of the internal pot of heat radiation.
But existing electric hot tray can only the bottom of internal pot heat, and the sidepiece of interior pot can not be heated well, therefore for interior pot generally speaking, is heated uneven.
Therefore, be necessary to propose a kind of cooker, to solve the above-mentioned problems in the prior art at least in part.
Utility model content
The utility model is to solve the above-mentioned problems in the prior art at least in part.
According to an aspect of the present utility model, provide a kind of cooker.Described cooker comprises body, electric hot tray, interior pot and lid.Described body is formed with a spatial accommodation, and the top of described spatial accommodation has opening portion.Described electric hot tray is installed on the bottom of the described spatial accommodation of described body.Described interior pot is sat and is located on described electric hot tray to provide heat energy by described electric hot tray for it.Described lid is connected with described body, and closes the opening portion of the described spatial accommodation of described interior pot and described body from top.Wherein, described electric hot tray comprises disk body and the first heater element and the second heater element.Described disk body comprises disk body diapire and upwards extends the disk body sidewall of predetermined altitude H from described disk body diapire.Described first heater element is embedded within described disk body diapire, and described second heater element is embedded within described disk body sidewall.Disk body diapire disk body diapire disk body sidewall disk body diapire disk body sidewall
With this set-up mode, due to the setting of each formation technical parts of cooker, the three-dimensional homogeneous heating of internal pot can be realized, thus more bonne bouche can be cooked under can be implemented in same automatically controlled condition.Especially, be embedded at electric hot tray inside due to heater element and arrange respectively at disk body diapire and disk body sidewall, comparatively other designs, the thermal efficiency of the heater element of this kind of design is higher and achieve homogeneous solid heating simultaneously.
Preferably, with circular arc R rounding off between the inner surface of described disk body sidewall and the inner surface of described disk body diapire, entirety is roughly in bowl-shape, and described disk body sidewall is overall is 10 ° of < θ <90 ° relative to the tiltangleθ of described disk body diapire.With this set-up mode, can under the prerequisite realizing three-dimensional homogeneous heating, for both interior pot bottom and electric hot tray provide the larger test result according to reality in conjunction with the curve shape design of corresponding both areas and carry out the space that adjusts, thus determine best heating cooking effect at the calmodulin binding domain CaM of the two according to different specific design conditions.
Preferably, the middle part of the inner surface of described disk body diapire is plane or small upper convex surface substantially, and this portion inner surface is a little more than the inner surface of the disk body diapire around it.With this set-up mode, interior pot and the laminating degree of the relative cold-zone of electric hot tray can be increased, while improving the efficiency of heating surface, promote the uniformity of overall heating.
Preferably, the outer surface of described interior pot and the inner surface of described electric hot tray are fitted at least partly at the described disk body bottom wall portion of described disk body and form certain interval in other corresponding positions.With this set-up mode, three-dimensional homogeneous heating can be provided for interior pot, the manufacture technics requirement of pot in simultaneously reducing, and, prevent in cooking process, form high hot-zone, local in the place of the corresponding electrothermal tube of interior pot and cause food to be charred.
Preferably, described first heater element is that at least two and/or described second heater element are at least two.With this set-up mode, can realize more uniformly arranging heater element, and the supply number range of maximum, minimum culinary art power can be pulled open, if coordinate the conservative control of cooking process, culinary art effect can be made better.
Preferably, described first heater element and/or described second heater element are ring-type.The heater element of ring-type more meets the design of the bottom shape of general electric hot tray and interior pot, contributes to the outside circulation culinary art effect in realizing cooking food in interior pot simultaneously.
Preferably, described first heater element and/or described second heater element cast in described disk body.With this set-up mode, can not only processing and fabricating be facilitated, and can also heat transfer efficiency be improved.
Preferably, described predetermined altitude H is 10mm ~ 40mm.The height of disk body sidewall, within the scope of this, can reduce costs as much as possible while guarantee pot body or interior pot are heated evenly.
Preferably, described interior pot comprises interior pot sidewall and the bottom of a pan wall in being connected with described interior pot sidewall, described interior pot sidewall comprises outer surface and inner surface, and in the cross section of the center line through described interior pot, the described inner surface of described interior pot sidewall is outwardly arc.With this set-up mode, can make to form effective thermal convection current in interior pot, thus food is heated in cooking process evenly, and water absorption rate also evenly
Preferably, in the cross section of the center line through described interior pot, the top of the described outer surface of described interior pot sidewall is rectilinear form, and the bottom of the described outer surface of described interior pot sidewall is arc.With this set-up mode, the culinary art effect caused due to interior pot deviations can be solved abnormal.
Preferably, the top of the described outer surface of described interior pot sidewall has pattern draft, and described pattern draft is 0.1 °-15 °.With this set-up mode, interior pot depanning can be made simple, the high and dimensionally stable of yield rate
Preferably, the described interior the bottom of a pan wall of described interior pot is provided with annular projection.With this set-up mode, bottom can be avoided to be heated uneven.
Preferably, described annular projection is along the circumferential direction arranged at interval.With this set-up mode, can be cost-saving, make interior pot profile more attractive in appearance simultaneously.
In utility model content, introduce the concept of a series of reduced form, this will further describe in detailed description of the invention part.The utility model content part does not also mean that the key feature and essential features that will attempt to limit technical scheme required for protection, does not more mean that the protection domain attempting to determine technical scheme required for protection.
Accompanying drawing explanation
Below in conjunction with accompanying drawing in the description of the utility model exemplary embodiment, above-mentioned and other side of the present utility model will become more obviously be easier to understand, in the accompanying drawings:
Fig. 1 is the schematic partial cross-sectional view of the cooker according to an embodiment of the present utility model;
Fig. 2 is the schematic cross-section of the electric hot tray shown in Fig. 1; And
Fig. 3 is the stereogram of the electric hot tray shown in Fig. 1, wherein, removes a part for electric hot tray, to be clearly shown that bottom heater element and the sidepiece heater element of electric hot tray.
Description of reference numerals
100 cookers
110 electric hot traies
111 disk bodies
The disk body diapire of 111A disk body
The disk body sidewall of 111B disk body
Heater element (the first heater element) bottom 112
113 sidepiece heater elements (the second heater element)
Pot in 120
Pot sidewall in 121
The bottom of a pan wall in 122
123 open tops
The outer surface of pot sidewall in 124
The top of the outer surface of pot sidewall in 124A
The bottom of the outer surface of pot sidewall in 124B
The inner surface of pot sidewall in 125
126 is protruding
θ inclination angle
H height
L withdrawing pattern height
Detailed description of the invention
In the following description, give a large amount of concrete details to provide to understand more thoroughly the utility model.But, it will be apparent to one skilled in the art that the utility model can be implemented without the need to these details one or more.In other example, in order to avoid obscuring with the utility model, technical characteristics more well known in the art are not described.
In order to thoroughly understand the utility model, by following description, detailed structure is proposed.Obviously, embodiment of the present utility model is not limited to the specific details that those skilled in the art has the knack of.Preferred embodiment of the present utility model is described in detail as follows, but except these are described in detail, the utility model can also have other embodiments.
The utility model provides a kind of cooker.Fig. 1 diagrammatically illustrates the schematic partial cross-sectional view of the internal structure of cooker 100.Cooker 100 can need the internal pot with electric hot tray to carry out the cooking apparatus heated for electric cooker, electric pressure cooking saucepan etc.
Cooker 100 mainly comprises body (not shown), electric hot tray 110, interior pot 120 and lid (not shown).Wherein, be formed with spatial accommodation in body, the top of spatial accommodation has opening portion, and this spatial accommodation is for holding electric hot tray 110 and interior pot 120.Lid is connected with body, and closes the opening portion of the spatial accommodation of interior pot 120 and body from top.Wherein, being contained in electric hot tray 110 in body and interior pot 120 to clearly illustrate, removing the parts such as the body of cooker 100, lid in FIG.Describe electric hot tray 110 and the interior pot 120 of cooker 100 below with reference to the accompanying drawings in detail.
As shown in fig. 1, the electric hot tray 110 of cooker 100 is arranged on the bottom of the spatial accommodation of the body of cooker 100.Heater element (as the bottom heater element 112 that hereafter will introduce in detail and sidepiece heater element 113) is provided with in electric hot tray 110.Particularly, in the present embodiment, heater element can be the heat-generating pipe of such as electrothermal tube.Electric hot tray 110 is removably placed with interior pot 120, interior pot 120 can be made up of ceramic material and be heated by electric hot tray 110.
Interior pot 120 comprises roughly tubular interior pot sidewall 121 and the interior the bottom of a pan wall 122 roughly in circular arc.Interior the bottom of a pan wall 122 is connected to the bottom of interior pot sidewall 121, and open top 123 is formed on the top of interior pot sidewall 121, and interior the bottom of a pan wall 122 and interior pot sidewall 121 surround the interior pot 120 with cavity jointly.Interior pot sidewall 121 comprises outer surface 124 and inner surface 125.
Particularly, outer surface 124 comprises top 124A and bottom 124B.In the cross section of the center line through interior pot 120 (in the cross section namely shown in Fig. 1), top 124A is rectilinear form, and bottom 124B is arc, natural transition between top 124A and bottom 124B.Thus, the top 124A of outer surface 124 is the face of cylinder, and bottom 124B is connected to the smooth curved surface between top 124A and interior the bottom of a pan wall 122.Be for integral curved or overall rectilinear traditional inner pot relative to outer surface, top 124A is set to rectilinear form by interior pot 120 of the present utility model can when the difference in height of such as cooker 100 be larger, make interior pot 120 be applied to different bodies adaptively, and the culinary art effect size because of interior pot 120 can avoided to there is deviation and cause is abnormal.
Preferably, the top 124A of outer surface 124 is configured to have withdrawing pattern height L.Have that the processing of the interior pot 120 of withdrawing pattern height, depanning are simpler and yield rate is higher, size is also more stable.Further preferably, this withdrawing pattern height L is 0.1 °-15 °, and such as, withdrawing pattern height L can for about 2 shown in Fig. 1 °.Certainly, withdrawing pattern height L also can be set to other suitable numerical value by those skilled in the art as required.
Further, as shown in Figure 1, in the cross section of the center line through interior pot 100, the inner surface 125 of interior pot sidewall 121 is outwardly arc.Like this, the inner surface 125 of interior pot sidewall 121 is the curved surface of arc, and the thickness of interior pot sidewall 121 is with highly also changing.In the region of the open top 123 near interior pot 120, the thickness of interior pot sidewall 121 is larger.When heat in pot 120 time, hot water in interior pot 120 will flow at the center (i.e. the center of interior pot 120) along the inner surface 125 of arc to arc, the water at center then flows towards inner surface 125, formed thus effective ring-type to streamed, as shown by the arrows in Figure 1.By test to boil water, according to scheme of the present utility model, the grain of rice can under the drive of hot water stream, formed ring-type to streamed, and the water surface at Nei Guo 120 center forms recessed shape, powerful thermal convection current can make the temperature in interior pot 120 more even, thus make the expansion rate of the inner rice of each layer up and down of interior pot 120, water absorption rate realizes unanimously substantially.
Especially, for ceramic inner vessel, because ceramic inner vessel heat storage performance is good, but heat transfer property is poor, therefore, if the bottom large area of interior pot 120 contacts with electric hot tray 110, then easily there is bottom and is heated excessively, but the situation that upper temp is also lower.For this reason, preferably, the interior the bottom of a pan wall 122 of interior pot 120 is provided with the projection 126 of ring-type.Further preferably, this projection 126 along interior the bottom of a pan wall 122 circle spacing be arranged on interior the bottom of a pan wall 122, such as can be equidistantly spaced multiple protruding 126 on interior the bottom of a pan wall 122, such as 2,3 or other suitable number.Certainly, in other embodiment unshowned, also on interior the bottom of a pan wall 122,1 continuous print projection 126 can be set along its circumferencial direction.In addition, for ceramic inner vessel, this preferred embodiment also helps the glazing processing of interior pot 120.Particularly, protruding 126 can be utilized man-hour interior pot 120 small size contact to be placed adding, and can not cause too much area bottom interior pot 126 can not the situation of glazing.
It should be noted that, shape and the structure of interior pot 120 are not limited to shape shown in Fig. 1 and structure.As needed and/or desired, it can also have other shapes and structure.
The electric hot tray 110 for providing heat energy for interior pot 120 is described in detail below with reference to Fig. 1-Fig. 3.As shown in Figure 2, electric hot tray 110 comprises disk body 111.Disk body 111 comprises disk body diapire 111A and upwards extends the disk body sidewall 111B of predetermined altitude H from the edge of disk body diapire 111A.The shape of the junction of disk body sidewall 111B and disk body diapire 111A and the mating shapes sitting the interior pot 120 be located on electric hot tray 110, to be placed on interior pot 120 on electric hot tray 110 and heat transfer efficiency in improving between pot 120 and electric hot tray 110 to facilitate.
Particularly, in the present embodiment, as described above ground, interior the bottom of a pan wall 122 and the junction of interior pot sidewall 121 of interior pot 120 are the bottom 124B of the smooth curved surface of arc, correspondingly, with circular arc R transition between the inner surface of the disk body diapire 111A of the disk body 111 of electric hot tray 110 and the inner surface of disk body sidewall 111B, entirety is roughly formed to recessed cambered surface bowl-shape.Wherein, disk body sidewall 111B is overall is 10 ° of < θ <90 ° relative to the tiltangleθ of disk body diapire 111A.Such as, in the present embodiment, disk body sidewall 111B is overall is about 15 ° relative to the tiltangleθ of disk body diapire 111A.Arrange with this, can at electric hot tray 110 and sit the curve shape of the two design being located at the corresponding region that both pots 120 combine on electric hot tray 110 and provide the larger test result according to reality and carry out the space that adjusts, thus determine the heating cooking effect of the best according to different specific design conditions at the two calmodulin binding domain CaM.
According to design of the present utility model, in the present embodiment, be embedded with bottom heater element 112 (example as " the first heater element ") in the disk body diapire 111A of the disk body 111 of electric hot tray 110, in disk body sidewall 111B, be embedded with sidepiece heater element 113 (example as " the second heater element ").At cooker 100 duration of work, bottom heater element 112 can heat being placed on the bottom of pot 120 on electric hot tray 110, and sidepiece heater element 113 can heat being placed on the sidepiece of pot 120 on electric hot tray 110.Therefore, it is possible to the homogeneous solid of pot 120 heats in realizing.
Alternatively, the predetermined altitude H of disk body sidewall 111B can be 10mm ~ 40mm, with while the bottom ensureing internal pot 120 and sidepiece heating, reduces production cost as much as possible.Such as, according in an embodiment of the present utility model, the height of disk body sidewall 111B can be 20mm.
Preferably, as shown in Figure 2, the middle part of disk body diapire 111A is plane or small upper convex surface substantially, and this portion inner surface is a little more than the inner surface of the disk body diapire 111A around it.With this set-up mode, interior pot 120 and the laminating degree of the relative cold-zone of electric hot tray 110 can be increased, while improving the efficiency of heating surface, promote the uniformity of overall heating.
Preferably, as shown in Figure 2, the inner surface of electric hot tray 110 and the outer surface of interior pot 120 are fitted at the middle part of the disk body diapire 111A of disk body 110 and form certain interval in other corresponding positions.With this set-up mode, three-dimensional homogeneous heating can be provided for interior pot 120, the manufacture technics requirement of pot 120 in simultaneously reducing, and, prevent in cooking process, form high hot-zone, local in the place of the corresponding heater element of interior pot 120 and cause food to be charred.
In the present embodiment, as shown in Figure 3, be embedded with the bottom heater element 112 of a ring-type in the disk body diapire 111A of disk body 110, in disk body sidewall 111B, be embedded with the sidepiece heater element 113 of a ring-type.Bottom heater element 112 and sidepiece heater element 113 in the form of a ring, more meet the design of the bottom shape of general electric hot tray 110 and interior pot 120, contribute to the outside circulation culinary art effect in realizing cooking food in interior pot 120 simultaneously.
It should be noted that, although in the present embodiment, bottom heater element 112 and sidepiece heater element 113 are all depicted as ring-type, but it will be appreciated by those skilled in the art that, according to actual needs and/or expect, bottom heater element 112 and sidepiece heater element 113 at least one can be set to other shapes, such as serpentine.In addition, although in the present embodiment, bottom heater element 112 and sidepiece heater element 113 all only illustrate one, but it will be appreciated by those skilled in the art that, according to actual needs and/or expect, one of both bottom heater element 112 and sidepiece heater element 113 also can be two, three or more, to realize more uniformly arranging heater element, and the supply number range of maximum, minimum culinary art power can be pulled open, if coordinate the conservative control of cooking process, culinary art effect can be made better.
In the present embodiment, in the disk body diapire 111A that bottom heater element 112 and sidepiece heater element 113 cast in disk body 111 respectively and disk body sidewall 111B, processing and fabricating electric hot tray 110 can be facilitated like this.In addition, the heat of bottom heater element 112 and sidepiece heater element 113 first can be passed to disk body diapire 111A and the disk body sidewall 111B of the disk body 111 of electric hot tray 110 respectively, and by disk body diapire 111A and disk body sidewall 111B respectively by heat transmission or the bottom and the sidepiece that are radiated to interior pot 120, the area of heat trnasfer or radiation can be increased like this, improve heat transfer efficiency and interior pot 120 is heated evenly.
In sum, according to cooker 100 of the present utility model, due to the setting of each formation technical parts, the three-dimensional homogeneous heating of internal pot 120 can be realized, thus under can be implemented in same automatically controlled condition, this cooker 100 can cook more bonne bouche, especially, be embedded at electric hot tray 110 inside due to heater element 112,113 and arrange respectively at disk body diapire 111A and disk body sidewall 111B, comparatively other designs, the thermal efficiency of the heater element 112,113 of this kind of design is higher and achieve homogeneous solid heating simultaneously.
The utility model is illustrated by above-described embodiment, but should be understood that, above-described embodiment just for the object of illustrating and illustrate, and is not intended to the utility model to be limited in described scope of embodiments.It will be appreciated by persons skilled in the art that utility model can also make more kinds of variants and modifications according to instruction of the present utility model, within these variants and modifications all drop on the utility model scope required for protection.Protection domain of the present utility model defined by the appended claims and equivalent scope thereof.
Claims (13)
1. a cooker, is characterized in that, described cooker comprises:
Body, described body is formed with a spatial accommodation, and the top of described spatial accommodation has opening portion;
Electric hot tray, described electric hot tray is installed on the bottom of the described spatial accommodation of described body;
Interior pot, described interior pot is sat and is located on described electric hot tray to provide heat energy by described electric hot tray for it; And
Lid, described lid is connected with described body, and closes the opening portion of the described spatial accommodation of described interior pot and described body from top;
Wherein, described electric hot tray comprises:
Disk body, described disk body comprises disk body diapire and upwards extends the disk body sidewall of predetermined altitude H from described disk body diapire; And
First heater element and the second heater element, wherein, described first heater element is embedded within described disk body diapire, and described second heater element is embedded within described disk body sidewall.
2. cooker as claimed in claim 1, it is characterized in that, with circular arc R rounding off between the inner surface of described disk body sidewall and the inner surface of described disk body diapire, entirety is roughly in bowl-shape, and described disk body sidewall is overall is 10 ° of < θ <90 ° relative to the tiltangleθ of described disk body diapire.
3. cooker as claimed in claim 1, it is characterized in that, the middle part of the inner surface of described disk body diapire is plane or small upper convex surface substantially, and this portion inner surface is a little more than the inner surface of the disk body diapire around it.
4. cooker as claimed in claim 1, it is characterized in that, the outer surface of described interior pot and the inner surface of described electric hot tray are fitted at least partly at the described disk body bottom wall portion of described disk body and form certain interval in other corresponding positions.
5. cooker as claimed in claim 1, is characterized in that, described first heater element is that at least two and/or described second heater element are at least two.
6. cooker as claimed in claim 1, it is characterized in that, described first heater element and/or described second heater element are ring-type.
7. cooker as claimed in claim 1, it is characterized in that, described first heater element and/or described second heater element cast in described disk body.
8. cooker as claimed in claim 1, it is characterized in that, described predetermined altitude H is 10mm ~ 40mm.
9. cooker as claimed in claim 1, it is characterized in that, described interior pot comprises interior pot sidewall and the bottom of a pan wall in being connected with described interior pot sidewall, described interior pot sidewall comprises outer surface and inner surface, in the cross section of the center line through described interior pot, the described inner surface of described interior pot sidewall is outwardly arc.
10. cooker as claimed in claim 9, is characterized in that, in the cross section of the center line through described interior pot, the top of the described outer surface of described interior pot sidewall is rectilinear form, and the bottom of the described outer surface of described interior pot sidewall is arc.
11. cookers as claimed in claim 9, is characterized in that, the top of the described outer surface of described interior pot sidewall has pattern draft, and described pattern draft is 0.1 °-15 °.
12. cookers as claimed in claim 9, is characterized in that, the described interior the bottom of a pan wall of described interior pot is provided with annular projection.
13. cookers as claimed in claim 12, is characterized in that, described annular projection along the circumferential direction interval is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520464382.3U CN204813324U (en) | 2015-06-29 | 2015-06-29 | Rice cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520464382.3U CN204813324U (en) | 2015-06-29 | 2015-06-29 | Rice cooker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204813324U true CN204813324U (en) | 2015-12-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520464382.3U Active CN204813324U (en) | 2015-06-29 | 2015-06-29 | Rice cooker |
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| CN (1) | CN204813324U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109431238A (en) * | 2018-11-08 | 2019-03-08 | 九阳股份有限公司 | A kind of uniformly heated cooking apparatus |
-
2015
- 2015-06-29 CN CN201520464382.3U patent/CN204813324U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109431238A (en) * | 2018-11-08 | 2019-03-08 | 九阳股份有限公司 | A kind of uniformly heated cooking apparatus |
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