CN105615640A - Cooking device and cooking method - Google Patents

Abstract

The invention relates to a cooking device. The cooking device comprises a shell, a base, an inner container, a cover and a heating module, a transparent window is arranged on the cover, the cooking device further comprises a control module and an exhaust module, the control module comprises a processor and an input panel connected with the processor, the heating module comprises a bottom heating unit positioned in a containing cavity which is connected with the processor, the inner container is arranged in the containing cavity and positioned above the bottom heating unit, the exhaust module comprises an air inflation element, an air suction element, an air incoming passage and an air exhausting passage, and the air suction element is used for sucking out mist or lampblack positioned in the inner container before the cover is opened and continues running after the cover is opened. The invention further provides a cooking method. The cooking device has the advantages of compact structure and capability of avoiding lampblack pollution.

Description

Cooker and cooking methods

Technical field

The present invention relates to a kind of household electrical appliance, especially a kind of household device and cooking methods.

Background technology

The culinary art of food is an activity essential during people live. Along with kind and the pattern of the development of technology, cooking methods and cooker are more and more abundanter. But the cooker released on market is commonly one single pot, function and the one such as this single pot collection frying pan, steamer, barbecue, owing to the multiple function of Yi Guoji causes the practical of low quality of each function, how and not smart.

Therefore also engendering some multi-purpose pot in prior art, multiple food can be cooked by it simultaneously. such as some cookers of the invention such as He Tinghua, as CN99240621.8 discloses a kind of dual-body intelligent electric rice cooker. some cookers of the invention such as Shi Junda, as CN201010564027.5 discloses a kind of three site slow cookers, CN201010223628.X discloses a kind of built-up type three site slow cooker, CN201310313040.7 discloses the slow saucepan of a kind of band computer control panel, CN200810061573.X discloses a kind of combined stewpot with slow fire, CN201110087910.4 discloses a kind of slow saucepan with embedded heating structure, CN201110066811.8 discloses a kind of complete combined multi-bit heat preservation pot, CN200910153461.1 discloses a kind of multi-cooker site slow cooker, CN201310168675.2 discloses a kind of Detachable slow cooker, CN201110030368.9 discloses the fireless cooker of a kind of three pan structures, CN201310168728.0 discloses a kind of Three-in-one multi-purpose pot, these cookers can once stew three kinds of different foods. some cookers of the invention such as such as Chen Ping great waves, Wu Jinshui and Yang Guoqing again, as CN201320276658.6 discloses a kind of electric cooking pot, CN201320179101.0 discloses a kind of electric cooking pot, and CN201220553296.6 discloses a kind of electric cooking pot, these cookers can once stew two kinds or more different foods.

But, above-mentioned multi-purpose pot of the prior art, its similar is in the existing kitchen range top, still comparatively complicated, compact not.

In addition, for the fog in electric cooker, in CN200510037553.5, Li Wenqing discloses a kind of vacuum insulation, and it is vacuumized by internal pot, it is possible to postpone the flavescence of the rice in insulation, souring. but, the fume pollution that such design produces for cooking process is but without help. in CN200910204171.5, Qian Haipeng etc. disclose a kind of cooker, comprise shell, with the upper cover that shell upper end dumpling connects, it is installed in cylinder in the insulation in shell, the pot being arranged in insulation in cylinder and the control device for controlling cooker operation, also comprise: lower heating unit, it is positioned at the bottom of pot, and be installed on the inner bottom surface of cylinder in insulation: the cavity that the nozzle of air supply of gas barrier is formed with shell and upper cover is connected, the air outlet of gas barrier and atmosphere, waste gas for discharging in cavity: temperature control unit is arranged on the bottom surface of cylinder in insulation, for detecting the temperature of pot and temperature information passed to control device to control the switch of lower heating unit: lower heating unit, gas barrier and temperature control unit are electrically connected with control device respectively. by lower heating unit, the food putting into pot is heated, and by gas barrier, the oil smoke in cooker cavity and water vapour are discharged, it is to increase make the quality of food. further, in CN200910204171.5, cooker also includes air-blowing device, and the cavity that the venting port of air-blowing device is formed with described shell and described upper cover is connected, described air-blowing device enter gas port and atmosphere, for the injection air in described cavity. but, in CN200910204171.5, the nozzle of air supply communicated with the external world is all the bottom position being arranged on cooker, can be heated after outside air enters cooker and just can be arrived interior courage, outside air like this is not easy to the water vapour replaced in interior courage or oil smoke, still easily there are when uncapping more water vapour or oil smoke excessive, cause atmospheric pollution.

Summary of the invention

In view of above-mentioned condition, it is necessary to provide a kind of structure is comparatively compact, can improve fume pollution cooker and cooking methods.

A kind of cooker, it comprises housing, base, interior courage, lid body and heating module, this housing is located on this base, in this housing, there is container cavity, this interior courage is positioned at this container cavity, this lid body is located at and is matched on this housing and with the opening of this container cavity, this cooker also comprises control module and exhaust module, the input panel that this control module comprises treater and is connected with this treater, this heating module has the bottom heating unit being positioned at this container cavity, bottom this, heating unit is connected with this treater, this interior courage is located in this container cavity and bottom this above heating unit, this exhaust module comprises inflation element, suction element, induction trunk and exhaust-duct, this suction element is positioned on this exhaust-duct, this suction element is used for extracting out before opening this lid body and is positioned at the fog of this courage or oil smoke and opens follow-up reforwarding row at this lid body.

This lid body is provided with transparent form, and this cooker also comprises pressure-sensing device, and this pressure-sensing device is arranged on this lid body.

This cooker also comprises the image collection unit being connected with this treater, and the collection head of this image collection unit is arranged on this lid body, and this image collection unit opens shoot function after this suction element is bled.

This heating module comprises and multiple is positioned at this container cavity and separate bottom heating unit, and each heating unit is connected with this treater respectively, and described interior courage also has multiple and corresponding with predetermined bottom heating unit.

The interior setting according to heating unit bottom this of this container cavity, is separated into multiple sub-container cavity by multiple spaced walls, at least containing a bottom heating unit in every sub-container cavity.

This induction trunk is positioned on this lid body and this induction trunk has the nozzle protruding from this lid body.

This inflation element has the pressurized stored gas chamber for rapid air injection in inside courage.

This suction element has the vacuum chamber for bleeding fast.

A kind of cooking methods, it comprises the following steps: the courage that food to be cooked is put into cooker described above; Close the lid body, opens this cooker; When cooking, by the setting of this control module, outside air is input to interior courage and contacts with the food cooked; Opening Gai Tiqian, controlled by this control module, by this exhaust module, the fog in this interior courage or oil smoke are being discharged, and be outside air in replacement; Opening Gai Tihou, the suction element setting this exhaust module continues to keep continuing to run, to extract the fog or oil smoke evaporated from food resume out.

Opening this Gai Tiqian, controlling this inflation element by this control module and this suction element exists, by the fog in this interior courage or after replacing by outside air after oil smoke, also continuing to allow this inflation element run and make the air pressure in this interior courage be greater than the air pressure of outside atmosphere.

Above-mentioned cooker comprises exhaust module, and the fog produced when exhaust module can discharge culinary art or other oil smoke are discharged, and oil smoke can be prevented on the impact of HUMAN HEALTH and to the pollution in kitchen.

Accompanying drawing explanation

Fig. 1 is the schematic perspective view of the cooker of first embodiment of the invention.

Fig. 2 is the vertical view of the cooker shown in Fig. 1 after removing lid body and interior courage.

Fig. 3 is the upward view of the lid body of the cooker shown in Fig. 1.

Fig. 4 is the connection block diagram of the control module of the cooker shown in Fig. 1.

Fig. 5 is a kind of using state schematic diagram of the cooker shown in Fig. 1.

Fig. 6 is another kind of using state schematic diagram of the cooker shown in Fig. 1.

Fig. 7 is the schematic diagram after removing lid body and interior courage of the cooker of second embodiment of the invention.

Fig. 8 is the schematic diagram that the cooker shown in Fig. 7 is cut open along VIII-VIII ' line.

Fig. 9 is the connection block diagram of the control module of the cooker of third embodiment of the invention.

Embodiment

Below in conjunction with drawings and Examples, the cooker of the present invention and cooking methods are described in further detail.

Referring to Fig. 1-Fig. 4, the cooker 10 of the embodiment of the present invention comprises housing 11, base 12, interior courage 13, lid body 14, heating module 15, control module 16 and exhaust module 18. Housing 11 is located on base 12. There is in housing 11 container cavity 112. Interior courage 13 is positioned at container cavity 112. The input panel 164 that control module 16 comprises treater 162 and is connected with treater 162. Heating module 15 is positioned at container cavity 112 and comprises multiple separate bottom heating unit 152,154 and 156. Bottom heating unit 152,154 and 156 is connected with treater 162 respectively. Interior courage 13 has multiple, and it is interior and corresponding with predetermined bottom heating unit 152,154 and 156 that it is located at container cavity 112. Lid body 14 is located at the opening on housing 11 and with container cavity 112 and is matched. Lid body 14 has internal surface 142 outside surface relative with internal surface 142 144 and transparent form 146. Exhaust module 18 can be connected with treater 162. Exhaust module 18 comprises inflation element 181, induction trunk 182, suction element 184 and exhaust-duct 186. Induction trunk 182 is positioned on lid body 14. Inflation element 181 is positioned on induction trunk 182, and inflation element 181 has the pressurized stored gas chamber 1812 for rapid air injection in inside courage 13. Suction element 184 is connected with treater 162. Suction element 184 is positioned on exhaust-duct 186, and suction element 184 has the vacuum chamber 1842 for bleeding fast. Transparent form 146 can be used for the fog watched in interior courage 13 or oil smoke situation. Suction element 184 is positioned at the fog of courage 13 or oil smoke for extracting out before opening lid body 14 and can open follow-up reforwarding row at lid body 14.

Specifically in the present embodiment, the quantity that is divided into of the container cavity 112 of housing 11 thinks corresponding sub-container cavity with the quantity of bottom heating unit 152,154 and 156, namely in housing 11, there are three sub-container cavities, in every sub-container cavity, all include a bottom heating unit. The quantity of sub-container cavity can set according to demand during actual design, and it may correspond to the interior courage 13 of different size, thus meets more demand. It can be appreciated that in every sub-container cavity can also corresponding multiple bottoms heating unit so that the heating corresponding to interior courage 13 can design more computer heating control scheme.

Container cavity 112 can be separated to form sub-container cavity by dismountable spaced walls 114. Spaced walls 114 can be fixed by the inwall of housing 11 and base 12; Specifically, it is possible to the inwall at housing 11 arranges corresponding side fixation slots (not shown), the upper surface at base 12 arranges base pickup groove (not shown), carrys out common fixed intervals wall 114. Refer to Fig. 5 and Fig. 6, in the process used, installing or removing the courage that can put into different size by spaced walls 114, thus meet more user demand. Such as in Figure 5, by removing a spaced walls 114 so that sub-container cavity expands one times, courage 132 can at this moment be put into, so that the food of culinary art greater amount; In figure 6, by removing all spaced walls 114 so that sub-container cavity turns into maximum container cavity 112, courage 134 can at this moment be put into. As can be seen from Fig. 1, Fig. 5 and Fig. 6, cooker 10 is by installing dismountable spaced walls 114, can be convenient to allow cooker 10 realize different cooking functions, such as in FIG, when having three sub-container cavities, cooker 10 can cook three kinds of foods simultaneously, and culinary art cuisine is the most various, meets the different nutrition of user and taste demand; In Figure 5, having small one and large one two sub-container cavities, cooker 10 can cook two kinds of foods simultaneously, and such as bigger sub-container cavity is used for stewing soup and less sub-container cavity is used for preparing food; In figure 6, cooker 10 can put into maximum courage 134, and it is such as stewed soup or cook congee.

Referring to Fig. 1 and Fig. 3, lid body 14 has internal surface 142 and the outside surface 144 relative with internal surface 142. In the present embodiment, with the opening of sub-container cavity accordingly, the internal surface 142 of lid body 14 is provided with and seals unit 148. Sealing unit has three groups, seal stack unit 1482 is for corresponding with minimum interior courage 13 or sub-container cavity opening, 2nd group of sealing unit 1484 is corresponding for the interior courage 132 or sub-container cavity opening with medium size, and the 3rd group of sealing unit 1486 is for corresponding with maximum interior courage 134 or container cavity opening. Sealing unit 148 can be used for sealing puts into corresponding container cavity or the courage of sub-container cavity. Sealing unit 148 between each sealing unit 148 and corresponding sub-container cavity, locating structure is preferably set, so that can have when sealing courage 13 in correspondence seals effect preferably. If designing sealing unit 148 according to culinary art requirement, when cooker 10 is only designed to normal pressure cooking function, seal part heat dissipation problem when unit 148 is mainly used in being stop culinary art and prevent the cuisine of culinary art between interior courage 13 from influencing each other, at this moment to the structure of sealing unit 148 requires it can is that sealing unit 148 peripheral dimension is greater than interior courage 13 opening size, namely seal unit 148 and can cover interior courage 13 opening, thus under the prerequisite not increasing complex structure degree, the mutual impact at cooking process reducing heat radiation as far as possible and reducing in each between courage 13.

Please participating in Fig. 1 and Fig. 4, the treater 162 of control module 16 can be arranged in housing 11 or base 12, and input panel 164 and can be arranged on the surface 116 of housing 11. Wherein, input panel 164 can comprise contact panel or audio control unit, and it can also be provided with display screen, and its effect is mainly as the interface of artificial input order. During use, user can input required control command by input panel 164, treater 162 controls bottom heating unit 152,154 and 156 respectively according to control command, thus make the corresponding interior courage 13 being placed on the heating unit 152,154 and 156 of bottom can carry out identical or different heat-processed, and then allow user can cook multiple cuisine in a cooker 10 simultaneously, promote the speed of culinary art and the accessibility of use.

In the present embodiment, with the opening of sub-container cavity accordingly, lid body 14 is provided with transparent form 146, when namely making container cavity 112 is put into different courage 13, in each courage 13 can at least one transparent form 146 corresponding, thus allow user can see some situations of the culinary art in interior courage 13. Induction trunk 182 has nozzle of air supply 1822, nozzle of air supply 1822 is located on internal surface 142, and the quantity of nozzle of air supply 1822 is corresponding with the quantity of heating unit bottom the heating unit of bottom, in namely, above courage 13, all corresponding matching has at least one nozzle of air supply 1822. Nozzle of air supply 1822 can be rotating nozzle, and namely it can utilize the surging force of air-flow in inflation element, allows nozzle of air supply 1822 automatically change direction, thus allows gas can be sprayed onto positions different in interior courage. Inflation element 181 is positioned on induction trunk 182, has the pressurized stored gas chamber 1812 for rapid air injection in inside courage 13. Pressurized stored gas chamber 1812 is used in cuisine in interior courage 13 when needing anxious cold or quick-fried, it is possible to release pressurized stored gas chamber 1812 gas fast, thus allows outside air contact with the cuisine in interior courage 13 faster. Suction element 184 can be arranged in housing 11 or lid body 14, is in the present embodiment in housing 11. Exhaust-duct 186 can be arranged in housing 11 or lid body 14, is in the present embodiment in housing 11. In the present embodiment, exhaust-duct 186 has venting port 1862, and venting port 1862 is positioned on lid body 14 sidewall. The vacuum chamber 1842 of suction element 184, can exhaust vapour or other oil smoke faster when needed, due to the existence in vacuum chamber 1842, suction element 184 do not need wait fan running just can because of the existence of pressure reduction, the steam in interior courage 13 or other oil smoke parts is first allowed to discharge fast, the fan now started can also start to play a role the effect of exhaust, therefore can reduce user uncap process wait time, promote use convenience. Generally speaking, during culinary art, by the running of suction element 184, outside air enters interior courage 13, and fog in interior courage 13, steam or other oil smoke then enter exhaust-duct 186, and discharge from venting port 1862. Owing to cooker 10 adds exhaust module 18 so that cooker 10, can according to the needs of cooking foodstuffs when cooking foodstuffs, and the steam produced by heat foods is discharged in real time, prevent food from crossing ripe or stewing rotten; And when steam in inside is discharged, also introducing outside air, need in the cuisine culinary art of oxidation or fresh air at some, these outside air also can allow the dish of culinary art have more nutrition, more healthy or more attractive in appearance; More particularly; when lid body 14 opened by needs; observe in advance by transparent form 146; then the fog first produced by heat foods or other oil smoke is judged whether to need to discharge; the steam gas " blown against one's face " towards user would not be had when opening lid body 14 like this; therefore can person easy to use to the use of cooker 10, and protect the health of user. Further, the steam produced during culinary art can be directly discharged to water drain or open air by exhaust module 18, can reduce the oil smoke in kitchen like this, thus be conducive to improving cooking environments, prevents oil smoke on the impact of HUMAN HEALTH and to the pollution in kitchen. In addition, by arranging the unlatching design of suction element 184 so that before opening lid body 14, suction element 184, after the fog taken out in this interior courage or oil smoke, also continues operation and makes the air pressure in interior courage 13 be more than or equal to the air pressure of outside atmosphere.The air pressure that air pressure in interior courage 13 is more than or equal to outside atmosphere can so that the unlatching of lid body 14.

Above-mentioned cooker 10 comprises the multiple bottoms heating unit 152,154 and 156 that can independently control, different interior courages can be placed in the sub-container cavity of bottom heating unit 152,154 and 156 correspondence, and predetermined sealed structure can be designed with corresponding to every sub-container cavity on lid body 14, make cooker 10 can cook multiple food or cuisine simultaneously, and can not affect each other (between such as different cuisines, taint of odour occurring). Specifically, cooker 10 adopts Integral design, it is different from prior art and adopts the series connection between multiple independent culinary art setting or single well heater to heat different interior courages simultaneously, namely cooker 10 can realize heating respectively between the heating unit 152,154 and 156 of bottom, also can make in structure more compact, thus be more convenient for meeting people live in different culinary art demand and reduce energy consumption. Further, the fog produced when exhaust module 18 can discharge culinary art or other oil smoke are discharged, and oil smoke can be prevented on the impact of HUMAN HEALTH and to the pollution in kitchen.

Refer to Fig. 7 and Fig. 8, it show the cooker of second embodiment of the invention. The cooker of the 2nd embodiment is similar to cooker 10, comprises heating module 25, and heating module 25 is positioned at container cavity and comprises multiple separate bottom heating unit 252,254 and 256; Especially, in the present embodiment, heating module 25 also comprises the 2nd heating unit 257 and the 3rd heating unit 258, and the middle part of base 22 is provided with connection electrode 222, and is also provided with temperature-sensitive sticker 27 in spaced walls 214. 2nd heating unit 257 is connected with the treater of control module respectively with the 3rd heating unit 258. 2nd heating unit 257 is arranged in spaced walls 214, and is positioned in the middle part of spaced walls 214 on position on the lower. Connection electrode 222 is electrically connected with the 2nd heating unit 257, and it is connected by arranging wire in spaced walls 214 inside and set up with connection electrode 222 when spaced walls 214 is fixed. 3rd heating unit 258 is arranged on the inwall of housing 21, and corresponding with sub-container cavity, has at least three the 3rd heating units 258 in the present embodiment. Temperature-sensitive sticker 27 is arranged in spaced walls 214 and on the inwall of housing 21, and temperature-sensitive sticker 27 is connected with the treater of control module, and it surveys the temperature information of courage in cooking process for feeling, and sends temperature information to treater. In the present embodiment, in spaced walls 214 and on the inwall of housing 21, it is provided with the 2nd heating unit 257 and the 3rd heating unit 258, therefore can heat from the internal courage in the side of interior courage when cooking, thus be conducive to promoting the homogeneity of heating; Specifically, each spaced walls 214 is provided with the 2nd heating unit 257 so that the temperature control between each sub-container cavity becomes more accurate. Temperature-sensitive sticker 27 is arranged on the position in the middle of bottom heating unit and the 2nd heating unit 257, and is arranged on the position in the middle of bottom heating unit and the 3rd heating unit 258; Device 27 is surveyed by set temperature sense in spaced walls 214 and on the inwall of housing 21, when making culinary art, temperature-sensitive sticker 27 can also feel the temperature surveying side wall of inner, thus interior courage temperature everywhere when can more comprehensively monitor culinary art, temperature control during culinary art is allowed to become more accurate, and then the situation that when being possible to prevent to cook, food is not yet done or excessively ripe occurs.

Refer to Fig. 9, it show the cooker of third embodiment of the invention. the cooker of the 3rd embodiment is similar to cooker 10, and the cooker of the 3rd embodiment comprises heating module 35, control module 36, sensing module 370, exhaust module 38 and refrigerating module 39. wherein, heating module 35 has multiple independent bottom heating unit. control module 36 comprises treater 362, input panel 364 and radio-cell 366, and treater 362 is connected with input panel 364 and radio-cell 366 respectively. input panel 364 and radio-cell 366 can be used as information input equipment, for cooker inputs control command. such as, input panel 364 can be arranged and touch control or audio control unit, thus input culinary art order by the mode of tactile control or acoustic control, radio-cell 366 can and portable electron device (such as mobile phone, notebook or panel computer etc.) between carry out information interaction, thus the control command of outside can be inputted cooker by portable electron device, or the culinary art parameter formed in cooker is transferred to portable electron device. sensing module 370 is connected with the controller 362 of control module 36. sensing module 370 can comprise temperature-sensitive sticker 37, image sensor 372 and pressure-sensing device 374. temperature-sensitive sticker 37 can be arranged in the base of cooker, inner walls or spaced walls, and image sensor 372 and pressure-sensing device can be arranged on the lid body of cooker. exhaust module 38 and refrigerating module 39 also respectively with the controller 362 of control module 36. the nozzle of air supply of exhaust module 38 can be arranged on lid body. refrigerating module 39 can be arranged on the base of cooker, inner walls, spaced walls or lid body, it is preferred that is arranged on lid body. owing to being provided with image sensor 372 and exhaust module 38, image or the image of cooking process just can be recorded when cooking, thus make the record of cooking process more directly perceived, and because the gas that food during culinary art produces can be discharged by exhaust module 38, such that it is able to allow image sensor 372 photograph picture or image more clearly, for example, before opening image sensor 372, first first the steam in interior courage can be discharged by exhaust module 38, even also can the gaseous tension in interior courage be discharged to a little less than normal atmosphere by suction element, so that it is guaranteed that the steam contamination that image sensor 372 photographs picture clearly or image and image sensor 372 can also be avoided as far as possible to be produced by food. by arranging radio-cell 366 as input and output equipment, it is also possible to design makes cooker record the culinary art parameter of cooking process by sensing module 370, and is sent out by treater 362 and radio-cell 366, can also receive the control command to portable electron device by radio-cell 366, allow cooker realize the function of more intelligent automatic cooking. by arranging refrigerating module 39, it is possible to make cooker cook the food of more tastes, such as, need in the cuisine of quenching at some, it is possible to realized the quenching of interior courage by refrigerating module, thus cook more delicious food.

The above, it it is only the better embodiment of the present invention, not the present invention is done any restriction in form, although the present invention discloses as above with better embodiment, but and be not used to limit the present invention, any those skilled in the art, do not departing within the scope of technical solution of the present invention, make a little change when the technology contents of above-mentioned announcement can be utilized or it is modified to the equivalent embodiment of equivalent variations, in every case it is do not depart from technical solution of the present invention content, the any simple modification above embodiment done according to the technical spirit of the present invention, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.

Claims (10)

1. a cooker, it comprises housing, base, interior courage, lid body and heating module, this housing is located on this base, in this housing, there is container cavity, this interior courage is positioned at this container cavity, this lid body is located at and is matched on this housing and with the opening of this container cavity, it is characterized in that, this cooker also comprises control module and exhaust module, the input panel that this control module comprises treater and is connected with this treater, this heating module has the bottom heating unit being positioned at this container cavity, bottom this, heating unit is connected with this treater, this interior courage is located in this container cavity and bottom this above heating unit, this exhaust module comprises inflation element, suction element, induction trunk and exhaust-duct, this suction element is positioned on this exhaust-duct, this suction element is used for extracting out before opening this lid body and is positioned at the fog of this courage or oil smoke and opens follow-up reforwarding row at this lid body.

2. cooker as claimed in claim 1, it is characterised in that: this lid body is provided with transparent form, and this cooker also comprises pressure-sensing device, and this pressure-sensing device is arranged on this lid body.

3. cooker as claimed in claim 1, it is characterized in that: this cooker also comprises the image collection unit being connected with this treater, the collection head of this image collection unit is arranged on this lid body, and this image collection unit opens shoot function after this suction element is bled.

4. cooker as claimed in claim 1, it is characterized in that: this heating module comprises and multiple is positioned at this container cavity and separate bottom heating unit, each heating unit is connected with this treater respectively, and described interior courage also has multiple and corresponding with predetermined bottom heating unit.

5. cooker as claimed in claim 4, it is characterised in that: the interior setting according to heating unit bottom this of this container cavity, is separated into multiple sub-container cavity by multiple spaced walls, at least containing a bottom heating unit in every sub-container cavity.

6. cooker as claimed in claim 1, it is characterised in that: this induction trunk is positioned on this lid body and this induction trunk has the nozzle protruding from this lid body.

7. cooker as claimed in claim 1, it is characterised in that: this inflation element has the pressurized stored gas chamber for rapid air injection in inside courage.

8. cooker as claimed in claim 1, it is characterised in that: this suction element has the vacuum chamber for bleeding fast.

9. a cooking methods, it comprises the following steps:

Food to be cooked is put into the courage of cooker as claimed in claim 1;

Close the lid body, opens this cooker;

When cooking, by the setting of this control module, outside air is input to interior courage and contacts with the food cooked;

Opening Gai Tiqian, controlled by this control module, by this exhaust module, the fog in this interior courage or oil smoke are being discharged, and be outside air in replacement;

Opening Gai Tihou, the suction element setting this exhaust module continues to keep continuing to run, to extract the fog or oil smoke evaporated from food resume out.

10. cooking methods as claimed in claim 9, it is characterized in that: opening this Gai Tiqian, this inflation element is controlled and this suction element exists by this control module, by the fog in this interior courage or after replacing by outside air after oil smoke, also continue to allow this inflation element run and make the air pressure in this interior courage be greater than the air pressure of outside atmosphere.