CN204839084U - Rice cooker - Google Patents

Rice cooker Download PDF

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Publication number
CN204839084U
CN204839084U CN201520495598.6U CN201520495598U CN204839084U CN 204839084 U CN204839084 U CN 204839084U CN 201520495598 U CN201520495598 U CN 201520495598U CN 204839084 U CN204839084 U CN 204839084U
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CN
China
Prior art keywords
steam
interior pot
pot
central axis
fumarole
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Active
Application number
CN201520495598.6U
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Chinese (zh)
Inventor
邱清山
刘一琼
刘进
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Zhejiang Supor Electrical Appliances Manufacturing Co Ltd
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Zhejiang Supor Electrical Appliances Manufacturing Co Ltd
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Priority to CN201520495598.6U priority Critical patent/CN204839084U/en
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Abstract

The utility model provides a rice cooker, include: steam generator, steam flow path and the inner cup of steam raising are personally experienced sth. Part of the body, are used for to a kind of deep pot that is provided with interior pot. The interior steam injection device who is provided with with steam flow path intercommunication that covers, including steam injection device sets up on the the central axis of pot, in inner cup lock in interior pot last time, rice cooker satisfies following formula: tan alpha > R (H -h), wherein, alpha is steam injection device's the the central axis's for interior pot the biggest spray angle, radial distance between the the central axis that r is pot in the highest position department of interior pot and interior pot the lateral wall, H is the bottom surface of interior pot and the axial distance between the steam injection device, axial distance between the bottom surface that h is interior pot and interior pot the highest position. According to the utility model discloses a rice cooker is through the steam injection device on the pot the central axis including setting up, can make steam evenly spray in the pot on the rice, guarantees that rice humidity is even.

Description

Cooker
Technical field
The utility model generally relates to electric cooking apparatus field, particularly a kind of cooker.
Background technology
When cooking, some cookers can supply superheated steam, to make the mouthfeel of rice better to the rice in pot.But existing steam jet is arranged on side, the steam of its ejection is not orthogonal to rice plane in pot, and when therefore rice amount is different, humidifying effect is different.In addition, the steam jet being arranged on side is different to conplane rice humidifying effect, can not control very well to add moisture.
Therefore, need to provide a kind of cooker, to solve the above-mentioned problem at least in part.
Utility model content
In utility model content part, introduce the concept of a series of reduced form, this will further describe in detailed description of the invention part.Utility model content part of the present utility model 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.
For solving the problems of the technologies described above at least in part, according to an aspect of the present utility model, providing a kind of cooker, it is characterized in that, comprising:
Pot body, is provided with interior pot in described pot body;
Steam generator, described steam generator is for generation of steam;
Steam channel, the described steam that described steam generator produces enters described interior pot via described steam channel; And
Inner cap, inner cap can be fastened on described interior pot, the steam injection equipment being provided with and being communicated with described steam channel is covered in described, described steam injection equipment is arranged on the central axis of described interior pot, wherein, when described inner cap is fastened on described interior pot, described cooker meets following formula:
tanα>r/(H-h),
Wherein,
α is the maximum spray angle of the central axis relative to described interior pot of described steam injection equipment;
Radial distance between the central axis that r is pot interior described in the critical altitude place of described interior pot and the sidewall of described interior pot;
H is the axial distance between the bottom surface of described interior pot and described steam injection equipment;
H is the axial distance between the bottom surface of described interior pot and the critical altitude of described interior pot.
According to cooker of the present utility model by being arranged on the steam injection equipment on interior pot central axis, steam can be made evenly to be sprayed onto in pot on rice, in addition, it meets formula: tan α >r/ (H-h), with the height h making the height of the highest jet face corresponding to maximum spray angle α be greater than the maximum functional face of interior pot.Like this, part steam is sprayed onto interior pot wall and can reflects, and the quantity of steam that the quantity of steam that the rice near interior pot sidewall can be made to obtain obtains than the rice near Nei Guo center is many, can effectively solve the closer to interior pot sidewall, the problem that rice is drier, thus in keeping, in pot, rice humidity is even everywhere.
Alternatively, described steam injection equipment comprises the steam fumarole that at least one is communicated with described steam channel.Like this, the steam in steam channel can be injected in interior pot via steam fumarole.
Alternatively, described steam injection equipment comprise be arranged on described in cover and the steam jet be communicated with described steam channel, described steam jet is provided with at least one steam fumarole.Like this, the steam in steam channel can via the steam fumarole on steam jet injected enter in interior pot.
Alternatively, described steam jet is configured to the arc to described interior pot protrusion.Like this, steam spray angle can be made larger.
Alternatively, described steam jet is only arranged a described steam fumarole, the central axis of described steam fumarole and the central axes of described interior pot.The steam that such steam fumarole sprays can be more even.
Alternatively, described steam jet is provided with at least two described steam fumaroles, described at least two steam fumaroles with the central axis of described interior pot for axial symmetry distributes.The steam that such steam fumarole sprays can be more even.
Alternatively, the central axis of at least part of described steam fumarole is crossing with the central axis of described interior pot.The steam ejection angle of steam fumarole can be increased like this.
Alternatively, described steam fumarole comprises the outlet towards described interior pot, and the radius in described exit is cumulative along the direction near described interior pot.So both can increase the expulsion pressure of steam, the steam ejection angle of steam nozzle can have been increased again.
Alternatively, described steam fumarole is configured to tubaeform.So both can increase the expulsion pressure of steam, and the steam ejection angle of steam nozzle can have been increased again, and more easily manufacture.
Accompanying drawing explanation
The following accompanying drawing of the utility model embodiment in this as a part of the present utility model for understanding the utility model.Shown in the drawings of embodiment of the present utility model and description thereof, be used for explaining principle of the present utility model.In the accompanying drawings,
Fig. 1 is the explosive view of the cooker according to a preferred embodiment of the present utility model;
Fig. 2 is the positive view of the cooker in Fig. 1;
Fig. 3 is the zoomed-in view of part A in Fig. 2; And
Fig. 4 is the upward view of the inner cap in Fig. 1;
Description of reference numerals:
100, cooker 110, pot body
120, interior pot 130, steam generator
140, steam channel 150, inner cap
160, steam injection equipment 161, steam jet
162, the outlet of steam fumarole 1621, steam fumarole
170, enclosing cover
Detailed description of the invention
In discussion hereafter, giving details to provide understands more thoroughly to the utility model.But those skilled in the art can understand, the utility model can be implemented without the need to these details one or more.In specific example, in order to avoid obscuring with the utility model, technical characteristics more well known in the art are at large described.It should be noted that, term used herein " on ", D score, "front", "rear", "left", "right" and similar statement just for illustrative purposes, and unrestricted.
The ordinal number of such as " first " and " second " of quoting in the utility model is only mark, and does not have other implication any, such as specific order etc.And such as, term " first component " itself does not imply the existence of " second component ", and term " second component " itself does not imply the existence of " first component ".
Below, see figures.1.and.2 and preferred embodiment of the present utility model is described.It should be noted that, can be electric cooker, electric pressure cooking saucepan or other cooking apparatus according to cooker of the present utility model.As shown in Figure 1, cooker 100 comprises pot body 110 and enclosing cover 170.Pot body 110 substantially in fillet rectangular shape, and has the interior pot incorporating section of drum, and interior pot 120 freely can be put into pot incorporating section or take out from pot incorporating section, to facilitate the cleaning of internal pot 120.Interior pot 120 is usually made up of metal material and upper surface has circular open, for holding material to be heated, and such as rice, soup etc.The heater for heating interior pot 120 is generally included in pot body 110.
Enclosing cover 170 is fillet rectangular shape substantially, and substantially corresponding with the shape of pot body 110.Enclosing cover 170 is pivotally connected to pot body 110, for covering pot body 110.Circular inner cap 150 is removably installed, for covering the upper surface open of interior pot 120, to form a relatively airtight cooking space in the inner side of enclosing cover 170.The surrounding of inner cap 150 is typically provided with seal member, is leaked to outside for avoiding the steam in interior pot 120 when interior pot 120 covers by enclosing cover 170 between the upper surface and enclosing cover 170 of interior pot 120.Inner cap 150 is made up of the metal that heat conductivity is good.Certainly, inner cap 150 also can be other shape, and also can be made up of other material, and the utility model is not particularly limited this.Further, enclosing cover 170 also can be set to other shape and structure, as long as it can cover pot body 110 in the process of cooking.Usually, inner cap 150 is formed with the steam (vapor) outlet for the steam produced in interior pot 120 being discharged to the outside of enclosing cover 170.
As shown in Figure 1, cooker 100 also comprise be arranged on pot body 110 in steam generator 130 and steam channel 140.Steam generator 130 can comprise water receptacle and heat the water receptacle heater of this water receptacle.Water receptacle is arranged in pot body 110 removably, and it can store the water for generation of steam.Water receptacle heater can be arranged on the below of water receptacle, heats the water be contained in water receptacle, to produce steam for (when being such as incubated) where necessary.Steam generator 130 is communicated with by steam channel 140 with interior pot 120, and the steam produced in steam generator 130 is transported in interior pot 120 by steam channel 140.
With reference to figure 2, inner cap 150 is provided with the steam injection equipment 160 be communicated with steam channel 140, steam injection equipment 160 is arranged on the central axis AX of interior pot 120, in a kind of Alternate embodiments, steam injection equipment 160 is the steam fumarole 162 be communicated with steam channel 140, like this, the steam in steam channel 140 can be spurted in interior pot via steam fumarole 162.When inner cap 150 is fastened on interior pot 120, cooker meets following formula:
Tan α >r/ (H-h), wherein,
α is the maximum spray angle of the central axis AX relative to interior pot 120 of steam injection equipment 160; It should be noted that, this angle [alpha] is acute angle, the plane corresponding to this angle [alpha], namely spurts into the plane at the place, sidewall intersection of steam in interior pot 120 and interior pot 120 with maximum spray angle α for the highest jet face V2.
H is the axial distance between the bottom surface of interior pot 120 and steam injection equipment 160; That is, the distance in the short transverse of cooker 100.
H is the axial distance between the bottom surface of interior pot 120 and the critical altitude of interior pot 120, when within the bottom surface of pot 120 be zero reference time, this axial distance is the critical altitude h of interior pot 120.
Usually, indicate maximum stage line (not shown) in interior pot 120, under the operating mode of such as cooking rice, when after rice expanded by heating, the height of the rice boiled is likely higher than the height of maximum stage line.Therefore, critical altitude h can higher than the height of maximum stage line.
Need explanation, the critical altitude h of interior pot 120 refers to, under the operating mode of cooking rice, when the water of normal range (NR) ratio and the liquid level of rice mixture are positioned at maximum stage line, the height of the maximum functional face V1 that the rice of shaping after heating can reach.
R be interior pot 120 critical altitude h place in radial distance between the central axis AX of pot 120 and the sidewall of interior pot 120.
In addition, the radial cross-sectional shape of general interior pot 120 is circular, and therefore, in this case, the radial distance between the central axis AX of interior pot 120 and the sidewall of interior pot 120 is the radius of radial section, i.e. the radius of circular interior pot.And when the radial cross-sectional shape of interior pot 120 is such as oval shape, in order to ensure the height h of the height of the highest jet face V2 higher than maximum functional face V1, r is the maximum radial distance between the central axis AX of this interior pot 120 of critical altitude h place of interior pot 120 and the sidewall of interior pot 120.
With reference to maximum spray angle α (it is corresponding with the highest jet face V2) and angle beta (it is corresponding with maximum functional face V1) have been shown in figure 2, Fig. 2.
Wherein, tan α=r1/ (H-h-h '), tan β=r/ (H-h), wherein h ' is that axial distance between the height of the highest jet face V2 and the height h of maximum functional face V1 is poor, and r1 is the radial distance between the central axis AX of pot 120 in the highest jet face V2 place and the sidewall of interior pot 120.Usually, the sidewall of interior pot 120 is vertical, i.e. r=r1, therefore, when r=r1, and tan α >tan β, i.e. tan α >r/ (H-h).
And in some cases, the sidewall of interior pot 120 can be configured to opening part and shrink, i.e. r>r1, but, the opening shunk is near inner cap 150, namely in, the top of the sidewall of pot 120 is inwardly shunk, and only need higher than critical altitude h due to the height of the highest jet face V2, the top of the sidewall of interior pot 120 is inwardly shunk and can not be had an impact to the height of the highest jet face V2, in other words, the radial distance r1 in the highest jet face V2 place between the central axis AX of pot 120 and the sidewall of interior pot 120 still equals r.
According to cooker of the present utility model by being arranged on the steam injection equipment on interior pot central axis, steam can be made evenly to be sprayed onto in pot on rice, in addition, it meets formula: tan α >r/ (H-h), with the height h making the height of the highest jet face corresponding to maximum spray angle α be greater than the maximum functional face of interior pot.Like this, part steam is sprayed onto interior pot wall and can reflects, and the quantity of steam that the quantity of steam that the rice near interior pot sidewall can be made to obtain obtains than the rice near Nei Guo center is many, can effectively solve the closer to interior pot sidewall, the problem that rice is drier, thus in keeping, in pot, rice humidity is even everywhere.
In another kind of Alternate embodiments, steam injection equipment 160 comprises and being arranged on inner cap 150 and the steam jet 161 be communicated with steam channel 140.
It is envisioned that steam jet 161 only can arrange a steam fumarole 162, the central axis of this steam fumarole 162 overlaps with the central axis AX of interior pot 120.Steam fumarole 162 comprises the outlet 1621 towards interior pot, and in order to make the steam spurting into interior pot 120 can have maximum spray angle α, the radius at this outlet 1621 place is cumulative along the direction near interior pot.Such as, steam fumarole 162 is configured to tubaeform, and such structure can make the steam in steam fumarole 162 have larger expulsion pressure, and then has larger injection initial velocity, and flaring structure can make spray angle larger.
As shown in Figure 3 and Figure 4, in another embodiment, steam jet 161 is provided with multiple steam fumarole 162, within multiple steam fumarole 162, the central axis AX of pot 120 is axial symmetry distribution.Thus, the steam spurting into interior pot 120 can be made more even.
Further, the central axis of the steam fumarole 162 of part is crossing with the central axis AX of interior pot 120.Particularly, see Fig. 3, it illustrates the sectional view of steam channel 140, steam jet 161 and interior pot 120, four steam fumaroles 162 are exposed out, and its respective central axis is respectively AY1, AY2, AY3, AY4.Central axis AY2 overlaps with the central axis AX of interior pot 120, and central axis AY1, AY3, AY4 are crossing with the central axis AX of interior pot.
Certainly, outlet 1621 due to steam fumarole 162 self can make steam spray at a certain angle and enter interior pot 120, therefore, in the unshowned embodiment of one, the parallelizable setting of multiple steam fumaroles 162, such as central axis AY1, AY2, AY3, AY4 is parallel.
Further alternatively, in order to increase spray angle further, steam jet 161 can be configured to the arc that inside pot 120 protrudes, like this, steam fumarole 162 can be arranged with arc, such as, can arrange perpendicular to the tangent line in curved surfaces somewhere, so namely simplify structure, in turn ensure that spray angle.
In addition, steam jet 161 and steam nozzle 162 can Construction integrations.
Should understand, only describe preferred embodiment of the present utility model in detail above, the utility model is not limited to above-mentioned preferred embodiment, and those skilled in the art can carry out suitable amendment and distortion to above-mentioned embodiment.Such as, connector is not limited to Elastic buckle, and it also can bolt or other syndeton.
Unless otherwise defined, technology used herein is identical with the implication that those skilled in the art of the present utility model understand usually with scientific terminology.Term used herein, just in order to describe concrete enforcement object, is not intended to limit the utility model.Terms such as such as " parts " that occur herein both can represent single part, also can represent the combination of multiple part.The term such as such as " installation ", " setting " etc. occurred herein both can represent that parts were directly attached to another parts, also can represent that parts are attached to another parts by middleware.The feature described in one embodiment herein can be applied to another embodiment individually or with further feature in combination, unless this feature is inapplicable or be otherwise noted in this another embodiment.
The utility model is illustrated by above-mentioned embodiment, but should be understood that, above-mentioned embodiment just for the object of illustrating and illustrate, and is not intended to the utility model to be limited within the scope of described embodiment.In addition it will be understood by those skilled in the art that; the utility model is not limited to above-mentioned embodiment; more kinds of variants and modifications can also be made, within these variants and modifications all drop on the utility model scope required for protection according to instruction of the present utility model.

Claims (9)

1. a cooker, is characterized in that, comprising:
Pot body, is provided with interior pot in described pot body;
Steam generator, described steam generator is for generation of steam;
Steam channel, the described steam that described steam generator produces enters described interior pot via described steam channel; And
Inner cap, inner cap can be fastened on described interior pot, the steam injection equipment being provided with and being communicated with described steam channel is covered in described, described steam injection equipment is arranged on the central axis of described interior pot, wherein, when described inner cap is fastened on described interior pot, described cooker meets following formula:
tanα>r/(H-h),
Wherein,
α is the maximum spray angle of the central axis relative to described interior pot of described steam injection equipment;
Radial distance between the central axis that r is pot interior described in the critical altitude place of described interior pot and the sidewall of described interior pot;
H is the axial distance between the bottom surface of described interior pot and described steam injection equipment;
H is the axial distance between the bottom surface of described interior pot and the critical altitude of described interior pot.
2. cooker according to claim 1, is characterized in that, described steam injection equipment comprises at least one steam fumarole be communicated with described steam channel.
3. cooker according to claim 1, is characterized in that, described steam injection equipment comprise be arranged on described in cover and the steam jet be communicated with described steam channel, described steam jet is provided with at least one steam fumarole.
4. cooker according to claim 3, is characterized in that, described steam jet is configured to the arc protruded to described interior pot.
5. cooker according to claim 3, is characterized in that, described steam jet is only arranged a described steam fumarole, the central axis of described steam fumarole and the central axes of described interior pot.
6. cooker according to claim 3, is characterized in that, described steam jet is provided with at least two described steam fumaroles, described at least two steam fumaroles with the central axis of described interior pot for axial symmetry distributes.
7. cooker according to claim 6, is characterized in that, the central axis of at least part of described steam fumarole is crossing with the central axis of described interior pot.
8. the cooker according to any one in claim 2 to 7, is characterized in that, described steam fumarole comprises the outlet towards described interior pot, and the radius in described exit is cumulative along the direction near described interior pot.
9. cooker according to claim 8, is characterized in that, described steam fumarole is configured to tubaeform.
CN201520495598.6U 2015-07-08 2015-07-08 Rice cooker Active CN204839084U (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107007130A (en) * 2017-04-01 2017-08-04 广东力新热能科技有限公司 A kind of steam cooking apparatus
CN110051213A (en) * 2018-01-18 2019-07-26 九阳股份有限公司 A kind of steam heating cooking apparatus and steam rice cooker
CN110353476A (en) * 2019-07-19 2019-10-22 珠海格力电器股份有限公司 Electric cooker
CN110464193A (en) * 2018-05-10 2019-11-19 九阳股份有限公司 A kind of frame steam rice cooker
CN110547660A (en) * 2018-05-30 2019-12-10 佛山市顺德区美的电热电器制造有限公司 Cooking appliance, cooking method, and computer-readable storage medium

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107007130A (en) * 2017-04-01 2017-08-04 广东力新热能科技有限公司 A kind of steam cooking apparatus
CN107007130B (en) * 2017-04-01 2019-12-10 黄彬成 Steam cooking equipment
CN110051213A (en) * 2018-01-18 2019-07-26 九阳股份有限公司 A kind of steam heating cooking apparatus and steam rice cooker
CN110464193A (en) * 2018-05-10 2019-11-19 九阳股份有限公司 A kind of frame steam rice cooker
CN110547660A (en) * 2018-05-30 2019-12-10 佛山市顺德区美的电热电器制造有限公司 Cooking appliance, cooking method, and computer-readable storage medium
CN110547660B (en) * 2018-05-30 2021-05-04 佛山市顺德区美的电热电器制造有限公司 Cooking appliance, cooking method, and computer-readable storage medium
CN110353476A (en) * 2019-07-19 2019-10-22 珠海格力电器股份有限公司 Electric cooker

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