CN108201368A - Oven control method and oven applying same - Google Patents
Oven control method and oven applying same Download PDFInfo
- Publication number
- CN108201368A CN108201368A CN201810092964.1A CN201810092964A CN108201368A CN 108201368 A CN108201368 A CN 108201368A CN 201810092964 A CN201810092964 A CN 201810092964A CN 108201368 A CN108201368 A CN 108201368A
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- heating tube
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- 238000000034 method Methods 0.000 title claims abstract description 58
- 238000010438 heat treatment Methods 0.000 claims abstract description 157
- 235000013305 food Nutrition 0.000 claims abstract description 83
- 239000000463 material Substances 0.000 claims abstract description 65
- 230000017525 heat dissipation Effects 0.000 claims abstract description 6
- 238000001816 cooling Methods 0.000 claims description 28
- 230000035800 maturation Effects 0.000 claims description 27
- 239000002918 waste heat Substances 0.000 claims description 24
- 238000010411 cooking Methods 0.000 claims description 22
- 238000004040 coloring Methods 0.000 claims description 19
- 238000010422 painting Methods 0.000 claims description 3
- 230000002195 synergetic effect Effects 0.000 claims description 3
- 230000002277 temperature effect Effects 0.000 claims description 2
- 239000011265 semifinished product Substances 0.000 description 9
- 230000006870 function Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 239000000047 product Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 206010053615 Thermal burn Diseases 0.000 description 1
- 206010052428 Wound Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000014121 butter Nutrition 0.000 description 1
- 235000014510 cooky Nutrition 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J37/00—Baking; Roasting; Grilling; Frying
- A47J37/06—Roasters; Grills; Sandwich grills
- A47J37/0623—Small-size cooking ovens, i.e. defining an at least partially closed cooking cavity
- A47J37/0629—Small-size cooking ovens, i.e. defining an at least partially closed cooking cavity with electric heating elements
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/26—Pc applications
- G05B2219/2643—Oven, cooking
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Food Science & Technology (AREA)
- Baking, Grill, Roasting (AREA)
Abstract
The invention relates to the field of household appliances, in particular to an oven control method and an oven applying the method, wherein the oven calls a corresponding temperature curve according to food material information input by a user, and controls a heating device in the oven to be alternately turned on or off according to the temperature curve, so that the oven in which food materials are put in advance completes the preheating and baking processes; the oven comprises a heating device and a heat dissipation fan, wherein the oven controls the heating device and the heat dissipation fan to complete baking of food materials and discharge of redundant heat and moisture. The oven control method provided by the invention realizes automatic baking of food materials, does not need a user to wait for preheating and other baking processes before the oven is kept, saves time and avoids temperature loss and scalding risks caused by frequent opening of the oven door cover.
Description
Technical field
The present invention relates to family's electro-technical field, specifically, being related to a kind of oven control method and using the roasting of this method
Case.
Background technology
At this stage, it is using the general steps of oven baking：User prepares food materials, processing food materials to semi-finished product, preheating
Oven, selects oven pattern, temperature, baking time, and baking terminates to take out finished product.
But aforesaid operations step is to the more demanding of user, it is first, right during processing food materials using oven
The assurance of food materials state and the mode of user's operation of oven have very high requirement.Such as during cookies is made,
It is required that butter is in the state just softened, and requires very professional stirring gimmick again during making batter, if wherein
Some step in make a fault, can not just be baked out final finished product.
Secondly, warm needs the stand-by period grown very much, and the baking process of most of vegetable requires that oven is preheating
After place into semi-finished product.The time of general oven preheating is in 15~20min, but the time for preparing food materials is shorter, therefore makes
User can only wait for preheating to complete to place into semi-finished product, cause waste of time after food materials are got out；And it preheats and terminates
Oven internal temperature afterwards is very high, is put into semi-finished product at this time and increases the risk for causing scald again.
In addition, user can select baking time, temperature, the pattern of oven according to online study course or the experience of oneself,
Due to the size of food materials and characteristic difference, the structural parameters of oven are also different, therefore experience and study course all can not accurately give very much
Go out best baking parameter, if baking parameter is too wide in the gap with optimum value, will also result in the failure of baking.
After baking, need to take out finished product at once, because after baking, still there is very high residual temperature inside oven,
If not taking out finished product to continue to toast, will result in food materials overdo it is burned.Therefore the stage that user soon terminates in baking needs
Baking to be waited for terminate before oven.This process greatly occupies the time of user.In addition it is taken out in very high residual temperature,
Also increase the risk that user is burned.
To solve the above problems, existing oven increases the kind that food probe, camera, radio-frequency technique etc. judge food materials
Class and the state of inside.But the cost of these modules is very high, significantly increases the cost of user.And possess these moulds
The oven of block generally operates all extremely complex, and learning cost is very high for beginner.
It for most of user, does not need to toast out the level identical with professional cooks, as long as can be molded roasting
It is ripe just to basically reach requirement.In view of this, it is special to propose the present invention.
Invention content
The present invention is intended to provide a kind of control method of oven and the oven of application this method, the oven are believed according to food materials
Breath selects different temperature curves, is alternately heated using multiple heating tubes of the different location in oven, order is placed in advance in food
The oven of material completes preheating and the baking to food materials.
In order to achieve the above objectives, the present invention specifically adopts the following technical scheme that：
A kind of control method of oven, oven transfer corresponding temperature curve, and root according to food materials information input by user
According to temperature curve control oven in heating unit alternately be turned on and off so that be placed in advance in food materials oven complete preheating and
Cooking process.
In said program, oven control method provided by the invention is controlled using the control device that MCU is core,
Type, quantity and weight of food materials etc. is selected in user, oven sets stoving temperature T according to food materials information0, and transfer corresponding
Temperature curve, the abscissa of the temperature curve is preheating and baking time, ordinate are temperature, the difference with the prior art
It is, ready semi-finished product food materials are put into oven by the present invention in oven warm, it is therefore desirable to according to difference
Temperature curve, control oven inner heating device alternating be turned on and off, enable the preheating of oven and cooking process more accurate
Controllably.
The present invention further scheme be：The heating unit includes being set on the first heating tube of oven inner top and surround
Second heating tube of the first heating tube setting, in oven the third heating tube of bottom and set on oven madial wall and/or
4th heating tube of back side, oven control first to fourth heating tube to be alternately turned on and off, the temperature change in oven are enabled to accord with
Close temperature curve；Preferably, the 4th heating tube is set on the back side in oven.
In said program, the oven includes several heating tubes set on oven cooking cycle area inner wall, wherein set on top
Double-layer heating pipe (the second heating tube in the horizontal direction around the first heating tube set) is with the third heating tube for being set on bottom
Main heating element, the 4th heating tube set on side wall or backboard belong to assisted heating device, need rapidly to rise in oven
When warm, open the 4th heating tube and improve heating effect.Preferably, the 4th heating tube on backboard is set, can be improved roasting
The temperature inside the box rising is uniformly quick, and uniform heat distribution, improves pre-heat effect.
The present invention further scheme be：Oven is in temperature-rise period according to the temperature feedback signal of acquisition to temperature curve
It is modified, the power of each heating tube is adjusted, the different temperature that heating unit is enabled to be generated in baking process.
In said program, in order to cope with the characteristic of variety classes food materials, it is preset with various temperature curve or can be in oven
Heating during by NTC feedback temperature signals, the temperature rise signal MCU fed back to controls oven by pid control algorithm
Corresponding solid-state relay is loaded, and then obtains temperature curve so that set on first to fourth heating of oven cooking cycle area inner wall
Pipe can generate different operating powers, and so that each heating tube worked alternatively generates identical or different temperature, with
Achieve the purpose that more accurately to adjust roasting the temperature inside the box.
The present invention further scheme be：Oven opens first to third heating tube in warm, while opens the
Four heating tubes enable roasting the temperature inside the box roasting the temperature inside the box be enabled to reach certain poor with food materials stoving temperature with temperature curve rapid increase
Value, cooking process is performed after warm-up phase timing；Preferably, oven alternately opens the first heating in warm
Pipe, third heating tube and the 4th heating tube.
In said program, the only stage which must be passed by during warm-up phase is baked for tradition, that is, oven is heated so that oven
Interior temperature is increased to set temperature, but in traditional baking process, food materials are not placed in oven during this.It is and of the invention
In, food materials semi-finished product are had been placed among oven at this time, therefore heating rate is needed than traditional preheating speed faster.It is opening
While first, second, and third heating tube, the work of back heating tube is opened.And the outlet temperature T of setting1It is more baked than tradition
The set temperature T of journey0It is high, it enables heating rapider by pid algorithm, makes food fast shaping.
The present invention further scheme be：The cooking process includes maturation, colouring and waste heat the baking rank performed successively
Section, oven control maturation and the temperature and time in stage of painting, enable roasting the temperature inside the box be gradually reduced when performing the maturation stage, hold
Row rises during the colouring stage.
The present invention further scheme be：Oven closes the 4th heating tube in the maturation stage and alternately opens first, the
Two and third heating tube, roasting the temperature inside the box is enabled to be gradually reduced with temperature curve and close to food materials stoving temperature, counted when the maturation stage
When after perform the colouring stage.
In said program, into the maturation stage of cooking process, since the temperature of warm bakes setting than tradition
Temperature is high, if if keeping this temperature, food can be cooked-on, therefore to carry out appropriate temperature-fall period.The temperature meeting in this stage
It reduces at any time, if the temperature in this stage is T2, T can be obtained according to temperature curve2=T1-λ(t).Wherein λ (t) is the maturation stage
The variation function that temperature reduces at any time in temperature curve, the type of specific function and food, quantity and weight are related.This stage
Closing the 4th heating tube reduces temperature, and third heating tube is kept to open, in addition, the first and second heating tubes work alternatively, makes
Temperature change is evenly.
The present invention further scheme be：Oven closes the third and fourth heating tube in the colouring stage and alternately opens the
One and second heating tube, roasting the temperature inside the box is enabled to rise again with temperature curve, waste heat baking is performed after stage timing of paint
The roasting stage.
In said program, into roasted colouring stage, the higher temperature of this demands, therefore heating is controlled.If this
The temperature in a stage is T3, T can be obtained according to temperature curve3=T2+ γ (t), wherein γ (t) be temperature curve in temperature at any time
Raised variation function, the type of specific function and food, quantity and weight are related.This stage only needs to open heating
Pipe, the first and second heating tubes work alternatively, and make more uniform temperature.
The present invention further scheme be：Oven closes heating unit when performing the waste heat baking stage, enables food materials roasting
The lower maturation of residual temperature effect in case.
In said program, this stage toasts the stage for waste heat, closes all heating units, and food is enabled using the waste heat in oven
Object full maturity, this stage generally do not need to control, if for the higher food materials of stoving temperature, preferably increase to cooling fan
Control, the waste heat in oven is enabled to scatter and disappear according to certain rule, it is ensured that this stage can make food just maturation, will not be cooked-on.
The present invention further scheme be：Oven further includes the adjustable cooling fan of rotating speed, and oven is starting to preheat time control
Cooling fan processed is opened, and the rotating speed of rotation speed of fan is controlled in cooking process；Preferably, more than the cooling fan enters in oven
It is closed during the hot baking stage.
In said program, when oven starts preheating, that is, cooling fan is opened, extra heat and moisture are passed through into heat dissipation
Outside hole discharge oven, the unlatching of cooling fan is kept in maturation stage and colouring stage later, to ensure the temperature in oven
It is not out of control with humidity；In addition control adjustment is carried out to the running speed of cooling fan in above process, the temperature chosen with reply
It writes music line；When oven enters the waste heat baking stage, select to close cooling fan according to the concrete condition of food materials or adjustment dissipates
Air-heater rotating speed, it is cooked-on to prevent food materials from overdoing.
The present invention further scheme be：The temperature curve is stored in oven local or Internet Server, enables oven
It is directly transferred according to food materials information or baking temperature curve is transferred by network；The type of the food materials information including food materials, again
Amount and quantity.
The present invention also provides a kind of oven, the oven includes heating unit and cooling fan, the heating unit packet
Include the first heating tube 1 set on oven inner top and the second heating tube 2 around the setting of the first heating tube 1, the bottom in oven
The third heating tube 3 in portion and the 4th heating tube 4 set on oven madial wall and/or back side, oven control first to fourth add
Heat pipe and cooling fan 5 are turned on and off, and enable the heating unit of synergistic effect and cooling fan 5 completes the baking of food materials and more
The outer row of excess heat and moisture.
In said program, each inner wall in oven cooking cycle area is provided with heating tube, by adjusting the operating status of each heating tube,
So that oven stablizes baked food according to the temperature curve selected according to food materials information, the oven is also equipped with radiation air at top
Machine 5 is discharged extra heat and moisture outside oven by the heat emission hole 6 at top, to control the temperature and humidity in oven.
Beneficial effects of the present invention are：
1. semi-finished product food materials can be directly placed into after oven and preheat again by oven control method provided by the invention, nothing
It needs to wait for；It is taken out at once after without finished product baking is waited for, it is easy to use, it saves the time of user, and without scalding
The risk of wound；
2. oven control method provided by the invention, without voluntarily selecting time, pattern and temperature, as long as selection baking food
The type of object, quantity and weight can provide temperature curve by algorithm or the preset temperature curve of selection dried automatically
Roasting, easy to use, learning cost is low；
3. food materials are just put into oven in warm-up phase, shorten baked food by oven control method provided by the invention
The whole time, improve baking efficiency, suitable for the baking of high-volume food, dramatically save time cost.
Description of the drawings
Fig. 1 is the flow diagram of oven control method of the present invention.
Fig. 2 is temperature curve schematic diagram in oven control method of the present invention.
Fig. 3 is the structure diagram of oven provided by the invention.
Fig. 4 is the structure diagram of oven provided by the invention.
Critical piece is in figure：1-the first heating tube, the 2-the second heating tube, 3-third heating tube, the 4-the four heating
Pipe, 5-cooling fan, 6-heat emission hole.
Specific embodiment
For make present invention solves the technical problem that, the technical solution that uses and the technique effect that reaches it is clearer, below
Embodiments of the present invention will be described in further detail with reference to attached drawing.
Embodiment 1
In the present embodiment, as shown in Figure 1, providing a kind of control method of oven, oven is believed according to food materials input by user
Breath transfers corresponding temperature curve, and the heating unit in oven is controlled alternately to be turned on and off according to temperature curve so that pre-
The oven for being first put into food materials completes preheating and cooking process.
The oven control method that the present embodiment is provided is controlled using the control device that MCU is core, is selected in user
Type, quantity and weight of food materials etc. is selected, oven sets stoving temperature T according to food materials information0, and transfer relevant temperature song
Line, as shown in Fig. 2, the abscissa of the temperature curve is temperature for preheating and baking time, ordinate, with the prior art not
It is that ready semi-finished product food materials have been put into oven by the present invention in oven warm with point, it is therefore desirable to according to
Different temperature curves, control oven inner heating device alternating be turned on and off, enable oven preheating and cooking process more
It is precisely controllable.
In the present embodiment, the heating unit is included set on the first heating tube of oven inner top and around the first heating tube
Second heating tube of setting, in oven the third heating tube of bottom and set on oven madial wall and/or back side the 4th
Heating tube, oven control first to fourth heating tube to be alternately turned on and off, the temperature change in oven are enabled to meet temperature curve；
Preferably, the 4th heating tube is set on the back side in oven.
In the present embodiment, the oven includes several heating tubes set on oven cooking cycle area inner wall, wherein set on top
Double-layer heating pipe (the second heating tube in the horizontal direction around the first heating tube set) is with the third heating tube for being set on bottom
Main heating element, the 4th heating tube set on side wall or backboard belong to assisted heating device, need rapidly to rise in oven
When warm, open the 4th heating tube and improve heating effect.Preferably, the 4th heating tube on backboard is set, can be improved roasting
The temperature inside the box rising is uniformly quick, and uniform heat distribution, improves pre-heat effect.
In the present embodiment, oven is modified temperature curve according to the temperature feedback signal of acquisition in temperature-rise period,
The power of each heating tube is adjusted, the different temperature that heating unit is enabled to be generated in baking process.In order to cope with
The characteristic of variety classes food materials is preset with various temperature curve or can feed back temperature by NTC during the heating of oven
Signal is spent, the temperature rise signal MCU fed back to controls oven to load corresponding solid-state relay by pid control algorithm, and then obtains
To temperature curve so that different operating powers can be generated set on first to fourth heating tube of oven cooking cycle area inner wall, and
So that each heating tube worked alternatively generates identical or different temperature, roasting the temperature inside the box is more accurately adjusted to reach
Purpose.
In the present embodiment, oven opens first to third heating tube in warm, while opens the 4th heating tube, enables
Roasting the temperature inside the box enables roasting the temperature inside the box reach certain difference with food materials stoving temperature, when preheating rank with temperature curve rapid increase
Cooking process is performed after section timing；Preferably, oven alternately opens the first heating tube, third heating tube in warm
With the 4th heating tube.
In the present embodiment, the only stage which must be passed by during warm-up phase is baked for tradition, that is, oven is heated so that oven
Interior temperature is increased to set temperature, but in traditional baking process, food materials are not placed in oven during this.It is and of the invention
In, food materials semi-finished product are had been placed among oven at this time, therefore heating rate is needed than traditional preheating speed faster.It is opening
While first, second, and third heating tube, the work of back heating tube is opened.And the outlet temperature T of setting1It is more baked than tradition
The set temperature T of journey0It is high, it enables heating rapider by pid algorithm, makes food fast shaping.
In the present embodiment, the cooking process includes maturation, colouring and waste heat the baking stage performed successively, oven control
Maturation and the temperature and time in colouring stage enable roasting the temperature inside the box be gradually reduced when performing the maturation stage, perform the colouring stage
Shi Shangsheng.
In the present embodiment, oven, which closes the 4th heating tube in the maturation stage and alternately opens first, second, and third, to be added
Heat pipe enables roasting the temperature inside the box be gradually reduced with temperature curve and close to food materials stoving temperature, held after the timing of maturation stage
The row colouring stage.
In the present embodiment, into the maturation stage of cooking process, since the temperature of warm bakes setting than tradition
Temperature is high, if if keeping this temperature, food can be cooked-on, therefore to carry out appropriate temperature-fall period.The temperature meeting in this stage
It reduces at any time, if the temperature in this stage is T2, T can be obtained according to temperature curve2=T1-λ(t).Wherein λ (t) is the maturation stage
The variation function that temperature reduces at any time in temperature curve, the type of specific function and food, quantity and weight are related.This stage
Closing the 4th heating tube reduces temperature, and third heating tube is kept to open, in addition, the first and second heating tubes work alternatively, makes
Temperature change is evenly.
In the present embodiment, oven, which closes the third and fourth heating tube in the colouring stage and alternately opens first and second, to be added
Heat pipe, enables roasting the temperature inside the box rise again with temperature curve, and the waste heat baking stage is performed after stage timing of painting.
In the present embodiment, into roasted colouring stage, the higher temperature of this demands, therefore heating is controlled.If this
The temperature in a stage is T3, T can be obtained according to temperature curve3=T2+ γ (t), wherein γ (t) be temperature curve in temperature at any time
Raised variation function, the type of specific function and food, quantity and weight are related.This stage only needs to open heating
Pipe, the first and second heating tubes work alternatively, and make more uniform temperature.
In the present embodiment, oven closes heating unit when performing the waste heat baking stage, enables residual temperature of the food materials in oven
The lower maturation of effect.
In the present embodiment, this stage toasts the stage for waste heat, closes all heating units, and food is enabled using the waste heat in oven
Object full maturity, this stage generally do not need to control, if for the higher food materials of stoving temperature, preferably increase to cooling fan
Control, the waste heat in oven is enabled to scatter and disappear according to certain rule, it is ensured that this stage can make food just maturation, will not be cooked-on.
In the present embodiment, oven further includes the adjustable cooling fan of rotating speed, and oven controls cooling fan when starting preheating
It opens, the rotating speed of rotation speed of fan is controlled in cooking process；Preferably, the cooling fan enters the waste heat baking stage in oven
When close.
In the present embodiment, when oven starts preheating, that is, cooling fan is opened, extra heat and moisture are passed through into heat dissipation
Outside hole discharge oven, the unlatching of cooling fan is kept in maturation stage and colouring stage later, to ensure the temperature in oven
It is not out of control with humidity；In addition control adjustment is carried out to the running speed of cooling fan in above process, the temperature chosen with reply
It writes music line；When oven enters the waste heat baking stage, select to close cooling fan according to the concrete condition of food materials or adjustment dissipates
Air-heater rotating speed, it is cooked-on to prevent food materials from overdoing.
In the present embodiment, the temperature curve is stored in oven local or Internet Server, and oven is enabled to be believed according to food materials
Breath is directly transferred or transfers baking temperature curve by network；The food materials information includes type, weight and the quantity of food materials.
The specific steps for the control method that the present embodiment is provided include：
S11. oven booting progress control method, it is rear to perform step S12；
S12. according to food materials information setting stoving temperature T input by user0And temperature curve is selected, it is rear to perform step S13；
S13. oven is started to warm up according to temperature curve, while opens cooling fan, rear to perform step S21；
S21. warm starts, and opens first to third heating tube, while open the 4th heating tube, performs step afterwards
S22；
S22. the temperature inside the box T is baked1With food materials stoving temperature T0Reach certain difference △ T, it is rear to perform step S23；
S23. judge whether warm timing reaches t1, if so then execute step S31, if otherwise performing step S21；
S31. the maturation stage alternately opens first to third heating tube, closes the 4th heating tube, perform step afterwards
S32；
S32. the temperature inside the box T is baked2Change with temperature curve, meet T2=T1- λ (t), it is rear to perform step S33；
S33. judge whether the timing of maturation stage reaches t2, if so then execute step S41, if otherwise performing step S31；
S41. it paints the stage, alternately opens the first and second heating tubes, close the third and fourth heating tube, it is rear to perform
Step S42；
S42. the temperature inside the box T is baked3Change with temperature curve, meet T3=T2+ γ (t), it is rear to perform step S43；
S43. judge whether the timing of colouring stage reaches t3, if so then execute step S51, if otherwise performing step S41；
S51. the waste heat baking stage closes heating unit, and food materials are toasted using oven waste heat, rear to perform step S52；
S52. judge whether waste heat baking stage timing reaches tend, if so then execute step S60, if otherwise performing step
S51；
S60. it is baked EP (end of program).
Embodiment 2
In the present embodiment, as shown in Figure 3 and Figure 4, a kind of oven is additionally provided, the oven includes heating unit and heat dissipation
Wind turbine, the heating unit include adding set on the first heating tube 1 of oven inner top and around the second of the setting of the first heating tube 1
Heat pipe 2, the third heating tube 3 of bottom and the 4th heating tube 4 set on oven madial wall and/or back side in oven are baked
Case controls being turned on and off for first to fourth heating tube and cooling fan 5, enables the heating unit of synergistic effect and cooling fan 5
Complete the baking of food materials and the outer row of waste heat and moisture.
In the present embodiment, each inner wall in oven cooking cycle area is provided with heating tube, by adjusting the operating status of each heating tube,
So that oven stablizes baked food according to the temperature curve selected according to food materials information, the oven is also equipped with radiation air at top
Machine 5 is discharged extra heat and moisture outside oven by the heat emission hole 6 at top, to control the temperature and humidity in oven.
It above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that this hair
It is bright to be not limited to specific embodiment described here, can carry out for a person skilled in the art it is various it is apparent variation, again
Adjustment and replacement are without departing from protection scope of the present invention.Therefore, although the present invention has been carried out by above example compared with
For detailed description, but the present invention is not limited only to above example, without departing from the inventive concept, can be with
Including other more equivalent embodiments, and the scope of the present invention is determined by scope of the appended claims.
Claims (10)
1. a kind of control method of oven, which is characterized in that oven transfers corresponding temperature according to food materials information input by user
Curve, and the heating unit in oven is controlled alternately to be turned on and off according to temperature curve so that it is placed in advance in the oven of food materials
Complete preheating and cooking process.
2. control method according to claim 1, which is characterized in that the heating unit is included set on oven inner top
First heating tube and the second heating tube around the setting of the first heating tube, the third heating tube of bottom, Yi Jishe in oven
In the 4th heating tube of oven madial wall and/or back side, oven controls first to fourth heating tube to be alternately turned on and off, and enables roasting
Temperature change in case meets temperature curve；
Preferably, the 4th heating tube is set on the back side in oven.
3. control method according to claim 1 or 2, which is characterized in that oven is in temperature-rise period according to the temperature of acquisition
Degree feedback signal is modified temperature curve, and the power of each heating tube is adjusted, heating unit is enabled to toast
The different temperature generated in journey.
4. according to the control method described in claims 1 to 3 any one, which is characterized in that oven is opened in warm
First to third heating tube, while opens the 4th heating tube, and roasting the temperature inside the box is enabled to be enabled warm in oven with temperature curve rapid increase
Degree reaches certain difference with food materials stoving temperature, and cooking process is performed after warm-up phase timing；
Preferably, oven alternately opens the first heating tube, third heating tube and the 4th heating tube in warm.
5. according to the control method described in Claims 1 to 4 any one, which is characterized in that the cooking process is included successively
Maturation, colouring and the waste heat baking stage of execution, oven control maturation and the temperature and time in stage of painting, enable roasting the temperature inside the box
It is gradually reduced when performing the maturation stage, rises when performing the colouring stage.
6. according to the control method described in Claims 1 to 5 any one, which is characterized in that oven is closed in the maturation stage
4th heating tube simultaneously alternately opens first, second, and third heating tube, and roasting the temperature inside the box is enabled to be gradually reduced and connect with temperature curve
Nearly food materials stoving temperature, performs the colouring stage after the timing of maturation stage.
7. according to the control method described in claim 1~6 any one, which is characterized in that oven is closed in the colouring stage
Third and fourth heating tube simultaneously alternately opens the first and second heating tubes, and roasting the temperature inside the box is enabled to rise again with temperature curve, when
The waste heat baking stage is performed after the timing of colouring stage.
8. according to the control method described in claim 1~7 any one, which is characterized in that oven is performing waste heat baking rank
Heating unit is closed during section, is enabled ripe under residual temperature effect of the food materials in oven.
9. according to the control method described in claim 1~8 any one, which is characterized in that it is adjustable that oven further includes rotating speed
Cooling fan, oven control cooling fan when starting preheating are opened, and the rotating speed of rotation speed of fan is controlled in cooking process；
Preferably, the cooling fan is closed when oven enters the waste heat baking stage.
10. a kind of oven, which is characterized in that the oven includes heating unit and cooling fan, and the heating unit includes setting
The first heating tube in oven inner top and the second heating tube around the setting of the first heating tube, the third of bottom in oven
Heating tube and the 4th heating tube set on oven madial wall and/or back side, oven control first to fourth heating tube and heat dissipation
Wind turbine is turned on and off, and enables baking and waste heat and moisture of the heating unit of synergistic effect with cooling fan completion food materials
Outer row.
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