A kind of improved air fryerTechnical field
The utility model is related to cooking apparatus design field, more particularly to a kind of improved air fryer.
Background technology
Current air fryer is generally heated using single heating tube or single heating component, meanwhile, turn of motorSpeed is fixed value, unadjustable, the NTC of Electronic Control generally using layout in cavity（Negative TemperatureCoeffiCient negative temperature coefficients）Sensor detection temperature T, feeds back on control panel, and control panel is by comparing in T and programPortion sets T1, T2 size, as T ＞ T1, and heating tube disconnects, as T ＜ T2, heating tube work, wherein T1 ＞ T2.By thisIt is simple to compare control program, the control to air fryer central temperature is realized, is kept it in certain limit.Although currentSingle heating tube principle of heating is simple, easily manipulation, but it has following defect：Programming rate is slow, heating uniformity is poor, heatingEfficiency is low, the suitability difference to food materials and machine life is poor.
Utility model content
In order to solve the above problems, the utility model proposes a kind of improved air fryer, can shorten the heating-up time,Improve the uniformity of the whole plane baking colouring of fry basket and improve the efficiency of heating surface.
In order to achieve the above object, the utility model proposes a kind of improved air fryer, including housing, culinary art holdDevice, the heater heated to material in cooking container, fan, for detecting cooking container during air fryer worksThe temperature sensor of interior temperature and the master control borad for controlling air fryer to work, master control borad and heater are arranged onIn the housing of the top of cooking container, heater includes the first heating element heater, and fan blows to the heat of the first heating element heaterCooking container, the heater also includes the second heating element heater, and master control borad is provided with main control chip, and temperature sensor fries airTemperature feedback in pot is to main control chip, and main control chip controls the working condition of heater and fan according to temperature signal.
Alternatively, the first heating element heater is the heating tube or halide torch of built-in heater strip, and the second heating element heater is radiationHeating element heater.
Alternatively, the rated power of the first heating element heater is P1, and the rated power of the second heating element heater is P2, the volume of fanRotating speed is determined for Ne, and P1 >=P2.
Alternatively, the actual heating power of heater is P, and main control chip is built-in with preset temperature T, works as temperature sensorWhen detecting the temperature in cooking container and being not up to preset temperature T, the actual power P=P1+P2 of heater；When temperature is passedWhen the temperature that sensor is detected in cooking container reaches preset temperature T, the actual power P2 ＜ P ＜ P1+P2 of heater.
Alternatively, fan is at least provided with 2 rotating speed gears.
Alternatively, rotation speed of the fan gear is that the rotating speed of 2, first grade is n1, and the rotating speed of second gear is interior n2, n1<50%Ne, n2>50%Ne.
Alternatively, when the heating power of heater is P1+P2, rotation speed of the fan is n1, and the heat time is t1；When addingDuring the actual power P2 of thermal≤P ＜ P1+P2, rotation speed of the fan is n2, and the heat time is t2.
Alternatively, when operating between when reaching t1+t2, the actual power 0 of heater<P≤P2, rotation speed of the fan is n1,Heat time is t3.
Alternatively, when operating between when reaching t1+t2+ t3, actual power P=0 of heater, fan is rotated further,Rotation speed of the fan is n2, and run time is t4.
Alternatively, fan continues to run with time 10s<t4<50s.
Compared with prior art, the utility model has following technique effect：
1st, because main control chip controls the working condition of heater and fan according to temperature signal, hence in so that first addsThermal element, the second heating element heater and fan reasonably coordinate, and when temperature is relatively low, it is possible to achieve be rapidly heated, shorten heatingTime, in cooking process, pass through the control to the first heating tube, the second heating tube power so that the food colouring effect of culinary artMore preferably, mouthfeel and color and luster are more preferable for fruit.
2nd, the first heating element heater is the heating tube or halide torch of built-in heater strip, and the second heating element heater is radiant heating memberPart.The heating tube or halide torch of first heating element heater form hot air convection under the cooperation of fan, with the second heating element heaterRadiant heating has reached dual-heated so that in cooking container the heating of food more rapidly, it is more efficient, colouring the stage, master controlChip controls radiant heater element heats food, and the surface received heat of food is larger, and colouring effect is more preferable.
3rd, the actual heating power of heater is P, and main control chip is built-in with preset temperature T, when temperature sensor detectionWhen temperature in cooking container is not up to preset temperature T, the actual power P=P1+P2 of heater；Due to the first heatingPipe and the second heating tube are all with heating with full power, and now the first heating element heater and the second heating element heater are heated simultaneously make it that temperature is fastSpeed rise, to be rapidly achieved preset temperature T.
When the temperature that temperature sensor is detected in cooking container reaches preset temperature T, the actual power of heaterP2 ＜ P ＜ P1+P2；Now the first heating element heater and the heating of the second heating element heater interruption is heated with Partial Power, so as to keepFry basket is integrally heated evenly, and prevents that fry basket center temperature is relatively low, by this mode of heating, due to the first heating element heater andSecond heating element heater saves electric energy to be worked less than rated output, more efficient.
4th, fan is at least provided with 2 rotating speed gears；When rotation speed of the fan gear is 2, first grade of rotating speed is n1, secondThe rotating speed of shelves is interior n2, n1<50%Ne, n2>50%Ne.When the heating power of heater is P1+P2, rotation speed of the fan is n1,Heat time is t1；Heated simultaneously in the first heating element heater and the second heating element heater（I.e. heating power is P1+P2）When, fan is adoptedRotated with low gear（Above-mentioned rotating speed n1）So that cavity has certain heat insulation effect, so as to ensure in temperature rise period heatLoss is minimum, can so be rapidly achieved the baking temperature T of setting.
As actual power P2≤P ＜ P1+P2 of heater, rotation speed of the fan is n2, and the heat time is t2.Add firstDuring thermal element and the heating of the second heating element heater interruption or Partial Power heating（That is actual power P2≤P ＜ P1+P2）, fan adoptsUse high tap position rotational speed（Above-mentioned rotating speed n2）Airflow circulating can be caused to reach maximum, can touch food materials most fastSpeed, the air-flow of maximum area, improve the baking efficiency of food materials.
5th, when operating between when reaching t1, the actual power 0 of heater<P≤P2, rotation speed of the fan is n1.In this stateUnder, the first heating element heater stops heating, the heating of the second heating element heater interruption or Partial Power heating（That is actual power 0<P≤P2）, because at this moment being baked substantially inside food materials, the heating of the second heating element heater interruption or Partial Power heating, can to food materials orPerson is painted to the more difficult ripe food materials in central area, it is ensured that the effect of food materials baking and the uniformity of integral surface.And byGenerally it is less than ambient temperature in air fryer central temperature, the radiant heating of the second heating element heater can to the thermal field in central areaTo compensate so that the effect that infinite approach surrounding is toasted in central area, so as to realize that whole fry basket plane thermal field is uniformEffect.Fan is rotated with low gear this moment（Above-mentioned rotating speed n1）, excessive wind speed can be avoided to take away a part of heat, fromAnd ensure minimum in colouring stage thermal loss.
6th, when operating between when reaching t1+t2+t3, actual power P=0 of heater, fan is rotated further, and fan turnsSpeed is n2, and run time is t4.T1+t2+t3 is reached when the working time of air fryer, then can determine the culinary art of air fryerProcess terminates, and the first heating element heater and the second heating element heater are stopped, and fan continues to rotate with high gear（Above-mentioned rotating speedn2）, for cooling to complete machine, the reliability in protection circuit plate and complete machine temperature rise and life-span.
Brief description of the drawings
The accompanying drawing in the utility model embodiment is illustrated below, the accompanying drawing in embodiment is to be used for this practicality newlyFurther understanding for type, is used to explain the utility model together with specification, does not constitute to the utility model protection domainLimitation.
Fig. 1 is the air fryer schematic diagram of the utility model embodiment one；
Fig. 2 is the air fryer schematic diagram of the utility model embodiment two.
Embodiment
For the ease of the understanding of those skilled in the art, the utility model will be further described below in conjunction with the accompanying drawings,It can not be used for limiting protection domain of the present utility model.
In order to solve the above problems, the utility model proposes a kind of improved air fryer, can shorten the heating-up time,Improve the uniformity of the whole plane baking colouring of fry basket and improve the efficiency of heating surface.
Embodiment one
In order to achieve the above object, the utility model proposes a kind of air fryer of drawer type, as shown in figure 1, includingHousing 1, cooking container 2, the heater 3 heated to material in cooking container 2, fan 4, for being worked in air fryerThe temperature sensor of temperature in period detection cooking container 2（It is not shown）And the master control for controlling air fryer to workPlate 6, master control borad 6 and heater 3 are arranged in the housing 1 of the top of cooking container 2, and heater 3 includes the first heating unitThe heat of first heating element heater 31 is blowed to cooking container 2 by part 31, fan 4, and the heater 3 also includes the second heating element heater32, master control borad 6 is provided with main control chip 61, and temperature sensor is by the temperature feedback in air fryer to main control chip 61, master controlChip 61 controls the working condition of heater 3 and fan 4 according to temperature signal.
In the utility model embodiment, the first heating element heater 31 and the second heating element heater 32 are arranged at cooking container 2Top, alternatively, the first heating element heater 31 is the heating tube or halide torch of built-in heater strip, and the second heating element heater 32 is spokePenetrate heating element heater.In the utility model embodiment, the first heating element heater 31 and the second heating element heater 32 can be according to differentApplication scenarios are voluntarily selected, and are not limited for its concrete shape, material, type, it is any can be embodied first plusThe heating element heater 32 of thermal element 31 and second is within the protection domain of the utility model embodiment.
First heating element heater 31 can realize Convective Heating by fan 4, and the first heating element heater 31 is located at the second heating unitThe heat that first heating element heater 31 is produced is blowed to cooking container 2 by the outside of part 32, fan 4.Second heating element heater 32 can be realExisting radiant heating, central area of second heating element heater 32 just to cooking container 2, can directly into cooking container 2 radiant heatAmount.
The rated power of first heating element heater 31 is P1, and the rated power of the second heating element heater 32 is P2, fan 4 it is specifiedRotating speed is Ne, and fan 4 has low or first gear n1 and top gear n2, wherein, n1<50%Ne,n2>50%Ne, in the present embodiment, P1=P2=800 watt, Ne=3000 rev/min, n1=1000 rev/min, n2=1000 rev/min.
When needing to heat food, first food is placed in fry basket 22, fryer 21 is then put into food systemStandby indoor, user selects cooking time by guidance panel, and culinary art total time is t, the control heater 3 of master control borad 6 and motorMotion, so as to drive fan 4 to move, when fan 4 is rotated, the heat that the first heating element heater 31 is produced guides food into along air channelPreparation room, because fan includes horizontal part and dip portion, horizontal part and dip portion are provided with angle, therefore thermal current is tangentially blown outAnd moved downward along the side wall of food preparation chamber, turned back after food preparation chamber bottom is moved to, because fan blows air-flowTo food preparation chamber side wall, therefore, negative pressure is formed in the middle of fan, middle air-flow is moved upwards, so that in food preparation chamberThe interior air-flow for forming circulation, so as to effectively be heated to food.As fan 4 gyrates, hot blast is in food preparation chamberIt is interior effectively to realize interior circulation.Now the second heating element heater 32 is located at the surface of fry basket 22, the second heating element heater 32 and food systemStandby room can carry out all or part of radioactive exposure, and fry basket central area directly can be radiated.
The radiant heating of the hot air convection of first heating element heater 31 and the second heating element heater 32 has reached dual-heated so thatIn cooking container 3 heating of food more rapidly, it is more efficient, in addition, center of second heating element heater 32 just to cooking container 2Domain, it is ensured that the temperature of the central area of cooking container 2 reaches the temperature value needed for culinary art, what the first heating element heater 31 was producedStream of hot air inwardly flows heating from the week side of boss of cooking container 2, first in cooking container 2 surrounding heat, stream of hot air followed byContinue toward central area and flow heating, the temperature field of supplement and balanced cooking container 2 everywhere so that heating evenly, cooks effectMore preferably.
Temperature sensor is provided with air fryer, the temperature in cooking container 2 is detected during air fryer works.AndBy the temperature feedback in air fryer to main control chip 61, main control chip 61 controls heater 3 and fan 4 according to temperature signalWorking condition.Specifically, the temperature controlled fan 4 that main control chip 61 is detected according to temperature sensor 5 is with corresponding rotating speedOperation, the first heating element heater 31 of control and the second heating element heater 32 carry out coordinating to add with corresponding heating power and heat timeHeat.
Composition structure based on above-mentioned air fryer, in the utility model embodiment, during cooking food, air fryerControl process it is as follows：
First, it is rapidly heated the stage：
The actual heating power of heater 3 is P, and main control chip 61 is built-in with corresponding pre- with guidance panel selection temperatureIf temperature T, the temperature value that preset temperature T is selected according to user on guidance panel is adjusted, in the present embodiment, T=180 DEG C, whenWhen the temperature that temperature sensor is detected in cooking container 2 is not up to preset temperature T, the actual power P=P1+ of heater 3P2。
In the present embodiment, after air fryer startup, main control chip 61 can drive the first heating element heater 31 and second to addThermal element 32 is heated simultaneously, and controls fan 4 to start rotation.First heating element heater 31 and the continuous heating of the second heating element heater 32,The actual power P=P1+P2 of heater 3, i.e. the first heating element heater 31 and the second heating element heater 32 are worked with rated power,Quickly to improve the temperature in cooking container 3.
When the heating power of heater 3 is P1+P2, rotation speed of the fan is n1, and the heat time is t1.That is the first heating unitFan 4 can be rotated using relatively low rotating speed n1 the heating element heater 32 of part 31 and second is heated simultaneously when；Double heating element heaters add simultaneouslyHeat causes temperature to raise rapidly, and relatively low rotation speed of the fan causes cavity to have certain heat insulation effect, so as to ensure in the temperature rise periodThermal loss is minimum, can so be rapidly achieved the baking temperature T of setting, when baking temperature reaches T, and statistics is heated to temperatureT time is t1.
2nd, the stage is toasted：
If temperature sensor detects that the temperature in cooking container 2 reaches preset temperature T.At this moment main control chip 61 can driveDynamic first heating element heater 31 and the second heating element heater 32 interruption heating.By being interrupted heating, the temperature in cooking cavity is maintainedIn the range of certain T1-T2, wherein T1<T<T2.
During the first heating element heater 31 and the interruption heating of the second heating element heater 32, fan 4 is rotated using higher rotation speed n2；Airflow circulating can be caused to reach maximum, food materials can be made to touch the most quick, air-flow of maximum area, the baking of food materials is improvedEfficiency, the time selected according to user and cooking food species, main control chip 6 determine the time t2, wherein 50%t in baking stage≤ t1+t2≤90%t, if baking time is too short, there may be the situation that food is not baked, if baking time is long,Then the colouring time may be caused too short, colouring effect is bad.
3rd, paint the stage：
When reaching t1+t2 between when operating, illustrate that the baking stage is over, the colouring stage can be transferred to.
In the colouring stage, the first heating element heater 31 stops heating, and the second heating element heater 32 interruption is heated, heater 3Actual power 0<P≤P2, the actual power of heater 3 can select less heating power, such as 200 watts, 300 watts.Now fan 4 can be with relatively low rotational speed（Above-mentioned rotating speed n1）, because being baked substantially inside food materials under this state, second addsThe interruption heating of thermal element 32, so that main based on radiant heating, the heat that foodstuff surface is received is larger, it is easier to paint, reallyThe effect of food materials baking and the uniformity of integral surface are protected, colouring phases-time is t3, t3=t-t1-t2-t4, and wherein t4 is to prolongWhen the stage time, 10s<t4<50s
4th, delay stage：
When reaching t1+t2+t3 between when operating, actual power P=0 of heater 3, fan is rotated further, rotation speed of the fanFor n2, run time is t4.
, can be with if the working time for detecting air fryer reaches t1+t2+t3 in the utility model embodimentDetermine that the colouring stage of air fryer is also over, therefore the cooking process of air fryer terminates, the He of the first heating element heater 31Second heating element heater 32 is stopped.In the utility model embodiment, culinary art total time of complete machine can be t, including quickThe time sum of temperature rise period, baking stage and colouring stage and delay stage.
After the first heating element heater 31 and the second heating element heater 32 are stopped, fan 4 can continue with higher rotation speedN2 is rotated, for cooling to complete machine, the reliability in protection circuit plate and complete machine temperature rise and life-span.In this embodiment, by fan 4Continue the set of time rotated using higher rotation speed as t4.Alternatively, fan continues to run with time 10s<t4<50s.The t4 times arriveAfterwards, fan 4 stops operating, and complete machine is in standby or closed mode.It is the delay protection state of complete machine during time t4.Pass throughThe life-span of delay stage, the on the one hand product of protection is set, on the other hand make it that the food temperature that user takes out will not be too high.
It is to be appreciated that the first heating element heater 31 is not limited to the heating tube of the present embodiment, adding for other forms can also beHeat pipe, such as carbon fiber heating tube, heating film, heating plate.Second heating element heater 32 can be that any radiation that can implement addsHeat pipe or radiant heating panel etc., and its heating material can include resistance wire, nickel filament（Or band）, ferrum-chromium-aluminum（Silk or band）Deng.
It is appreciated that the total rated power of air fryer, i.e. P1+P2 can for 1000 watts, 1200 watts, 1500 watts, 1800Watt, 2000 watts etc..Therefore, the rated power P2 of the rated power P1 of the first heating element heater 31 and the second heating element heater 32 can be withFor 500 watts, 600 watts, 750 watts, 800 watts, 1000 watts etc..
It is appreciated that the rated speed Ne of fan can be adjusted according to actual conditions, such as 500 revs/min, 1000 turns/Minute, 1500 revs/min, 2000 revs/min, 2200 revs/min, 2400 revs/min, 2500 revs/min, 2700 revs/min,2800 revs/min, 2900 revs/min.If the rotating speed of fan is too low, its wind-force is weaker, it is impossible to completely blow to waste heat downwardsCooking cavity, if the rotating speed of fan is too high, the noise of fan is excessive, influences surrounding environment, and can take away a part of heat.
It is appreciated that fan 4 be not limited to set two gears, its can be three gears or more than three gears, whenWhen fan 4 is set to three rotating speed gears, three rotating speed gears could be arranged to：High gear, middling speed gear and low or first gearPosition, corresponds to rotating speed n11, n12, n13,70%Ne≤n13≤n, 50%Ne≤n12≤70%Ne, 20%Ne≤n11≤50% respectivelyNe.Three gears or more than three gears are set to be advantageous in that, the rotating speed control of fan is more accurate, so that culinary artEffect and colouring effect are more preferable.
It is appreciated that scheme of the present utility model is not limited to drawer type air fryer, for clamshell air fryer, togetherSample is applicable.
Embodiment two
The present embodiment and the difference of embodiment one are adding every cover 7 in the top of the second heating element heater 32.
As shown in Fig. 2 be additionally provided with above the cooking cavity of the device every cover 7 has bossing every the intermediate region of cover 7, shouldBossing has inclined side wall, and is provided with through hole on the bossing；Culinary art is respectively positioned on every cover 7 and heater 3The top of container 2.Second heating element heater 32 is in the inner side every cover 7, positioned at the lower section of bossing, and in cooking container 2Entreat the top of part；Second heating element heater 32 can be completely or partially directly with cooking container 2 space contact.First heating unitPart 31 is coiled in the outside every cover 7 along the marginal portion every cover；Space of first heating element heater 31 not with cooking container 2 is contacted.
In this embodiment, the arrangement of the first heating element heater 31 and the second heating element heater 32 can be according to the form in Fig. 2By first heating element heater 31 and the second heating element heater 32 are kept apart every cover 7, the first heating element heater 31 not with food preparation chamber（That is the space of cooking container 2）Directly contact, it is impossible to provide and directly toast radiations heat energy to food preparation chamber（Or can only carryFor seldom radiant heat to food preparation chamber）.Second heating element heater 32 can carry out all or part of with food preparation chamberRadioactive exposure, can directly be radiated to fry basket central area.The wind that fan 4 is produced can pass through the first heating element heater31, by every cover 7 and fry basket 22（Cooking container 2 includes complain and quarrel loudly 21 and fry basket 22）Between the Resistance that is formed, by wind along friedSidewall spacers between pot 21 and fry basket 22 are blown into the bottom of fryer 21, then rebound to the center of fry basket 22, in fry basket 22Food materials are heated.The sky that the first heating element heater 31 is flowed to from through hole along up being flowed every the lower surface of cover 7 every the air in cover 7Gas negative pressuren zone, it is smooth every the surface of cover 7, be conducive to the flowing of air stream, due also to air stream flows along every the lower surface of cover 7, it is emptyAir-flow can take away the material such as some oil stains, oil smoke adhered to every the lower surface of cover 7, it is to avoid oil stain, oil smoke in air stream etc.Accumulate in the lower surface of kuppe, it is ensured that every the reflecting effect of cover 7.Also inclined side wall can be more preferably by the second heating element heater32 radiations heat energy focuses on the central area of cooking container 2 so that heating is evenly.
In order that air is smoother smooth along the flowing every cover 7, and every the stream of hot air guiding in cover 7 and converges, it is raisedPartial height is more than 10 millimeters, and the side wall of bossing every the junction of the roof of cover 7 with being set to round-corner transition, and the filletRadius is 5-10 millimeters.
The course of work of embodiment two is identical with embodiment one.The NM part be the same as Example example one of embodiment two.
Embodiment three
The difference of the embodiment and embodiment one is to be set to P1>P2；First heating element heater 31 and the second heating element heater32 1 are set to main heating element heater, and one is set to auxiliary heating element.
In the utility model embodiment, the first heating element heater 31 can be regard as main heating element heater, the second heating unitPart 32 is used as auxiliary heating element.During heating, the first heating element heater 31 provides main heating power, the second heating element heater32 provide the heating power of auxiliary.Because air fryer central temperature is generally less than ambient temperature, the spoke of the second heating element heater 32Penetrating heating can compensate to the thermal field in central area so that the effect that infinite approach surrounding is toasted in central area, fromAnd realize the whole uniform effect of fry basket plane thermal field.Therefore it could be arranged to P1>P2.
Based on above-mentioned setting, in transition stage, i.e., when the temperature that temperature sensor 5 is detected in cooking container 2 reach it is pre-If during temperature T, the actual power of heater 3 could be arranged to P2 ＜ P ＜ P1+P2.
As actual power P2≤P ＜ P1+P2 of heater 3, rotation speed of the fan is n2, and the heat time is t2.FirstDuring the interruption heating of the heating element heater 32 of heating element heater 31 and second, the actual power of heater 3 is maintained at P2≤P ＜ P1+P2In the range of.Now fan 4 is rotated using higher rotation speed（Above-mentioned rotating speed n2）, such as 2500 revs/min；Air-flow can be followedRing reaches maximum, and food materials can be made to touch the most quick, air-flow of maximum area, the baking efficiency of food materials is improved.
The NM part of the present embodiment, be the same as Example one.
Example IV
The difference of the embodiment and embodiment one was in baking stage and the first heating element heater of colouring stage 31 and secondThe mode of heating of heating element heater 32 is different.
In the utility model embodiment, the first heating element heater 31 and the second heating element heater 32 can be heated using partPower is heated.
Alternatively, carrying out heating with part heating power can include：Actual heating power P=XP1+YP2；Wherein, dryingIn roasting stage, X=0.6, Y=0.6, the present embodiment, P1=P2=600 watt, then actual heating power P=720 watt, as a rule P2<P<P1+P2, if P<P2, then may cause baking temperature too low；
In the colouring stage, X=0.2, Y=0.4 can be selected, if P1=P2=600 watt, actual heating power P=360 watt.
It should be noted that range of choice for X and Y and can according to different application scenarios self-definings, 0 ＜ X≤1；0 ＜ Y≤1.
Pass through the power of heating element heater so that heating element heater continuous heating, obtain temperature change in cooking cavity evenly, cookThe food mouthfeel prepared food is more preferable.
Embodiment five
The embodiment is that the time determination mode in each stage is different from the difference of embodiment one.
In the utility model embodiment, user selects food species and after work total time t by guidance panel, master controlChip 61 is according to food species and total time t determining t1, t2, t3.
In the utility model embodiment, according to the difference of food materials, t1, t2 and t3 numerical values recited are set, to reach notSame cured effect.Such as toast meat, t1+ t2（It is rapidly heated stage and baking stage）As close to total cooking time90%, i.e. t1+ t2=90%t, for example, when total cooking time t be 30 minutes when, t1+ t2=27 minute.And toast meatIt is less demanding for planar uniformity, it can so make whole plane is more to be in the quick baking stage.But during baking French fries,T1+ t2 are as close to 50%t, for example, when total cooking time t is 30 minutes, t1+ t2 can be 15 minutes.So may be usedTo enter the t3 times ahead of time, that is, the uneven error of thermal field is compensated, the t3 times are the colouring stage of baking so that bake the potato takenBar colouring and uniformity reach best.
Embodiment six
The embodiment is that the number of heating element heater is different from the difference of embodiment one, and according to different heating element heatersThe power of setting is also different, in the embodiment, can set a heating element heater but a heating element heater is set into differencePower gear.
In the utility model embodiment, when heater 3 includes a heating element heater, the power of the heating element heater canTo be divided into three gears, respectively p1, p2, p3, its power adjusting is realized by time variant voltage or other modes；Because it is specific realMode is applied for prior art, be will not be repeated here.
The relation of three power therein can be p2 ＜ p1 ＜ p3.P1 be main heated condition, P2 for auxiliary heating orPerson radiates colouring state, and p3 is Operation at full power state.The embodiment scheme can pass through three foregoing gear rotating speeds and thisThree power match at place, it is ensured that the advantages of the quick heating of air fryer, efficiency high, good uniformity.
Embodiment seven
The embodiment is that the number of heating element heater is different from the difference of embodiment one, and according to different heating element heatersThe power of setting is also different, in the embodiment, can set the heating element heater of three or more than three.
In the utility model embodiment, when heater 3 includes three heating element heaters, three can be set to add respectivelyThe power of thermal element is p1, p2, p3.The relation of three power therein can be p2 ＜ p1 ＜ p3.P1 is main heated condition,P2 is auxiliary heating or radiation colouring state, and p3 is Operation at full power state.The embodiment scheme can pass through foregoing threeIndividual gear rotating speed and three power match herein, it is ensured that the advantages of the quick heating of air fryer, efficiency high, good uniformity.
So far, by the agency of be over the utility model embodiment whole essential characteristics, it is necessary to explanation, the aboveOnly it is one or more embodiments of the utility model embodiment, does not represent all interior of the utility model embodimentHold, in other examples can also be any same or similar with the utility model embodiment using other embodimentsEmbodiment, and the utility model embodiment essential characteristic any combination the utility model embodiment protectionWithin the scope of.
It should be noted that embodiment described above be for only for ease of it will be understood by those skilled in the art that, andLimitation protection domain of the present utility model is not used in, on the premise of utility model design of the present utility model is not departed from, abilityAny obvious replacement and improvement that field technique personnel are made to the utility model etc. is in protection of the present utility modelWithin the scope of.