CN208876242U - Bake utensil - Google Patents

Abstract

The utility model provides a kind of baking utensil, comprising: shell；Room is heated, the inside of shell is set, the wall surface for heating room is equipped with multiple air inlet holes and multiple exhaust vents；The outside of heating room is arranged in heater element；And fan component, the outside of heating room is set, and fan component includes multiple impellers and driving motor, and driving motor drives multiple wheel rotations.By the way that multiple impellers are arranged, gas flowing is driven by multiple impellers, it can accelerate heating chamber Air flow velocity, heating chamber is promoted to be rapidly heated, and the setting of multiple impellers is also beneficial to disperse in air-flow, heating uniformity is improved, while avoiding the occurrence of covibration, the noise generated when reducing wheel rotation.

Description

Bake utensil

Technical field

The utility model relates to kitchen appliance technical fields, in particular to a kind of baking utensil.

Background technique

In the curer for carrying out Baking out to food using hot wind at present, fan component is by by single motor and single Impeller composition, in use, there are noises it is big, Baking out effect is uneven the problems such as, influence user experience.

Utility model content

The utility model aims to solve at least one of technical problems existing in the prior art or related technologies

For this purpose, the one aspect of the utility model proposes a kind of baking utensil.

In view of this, one aspect according to the present utility model provides a kind of baking utensil, comprising: shell；Room is heated, The inside of shell is set, and the wall surface for heating room is equipped with multiple air inlet holes and multiple exhaust vents；Heater element, setting are being heated The outside of room；And fan component, the outside of heating room is set, and fan component includes multiple impellers and driving motor, driving electricity Machine drives multiple wheel rotations.

Baking utensil provided by the utility model drives gas flowing by multiple impellers by the way that multiple impellers are arranged, can Accelerate heating chamber Air flow velocity, heating chamber is promoted to be rapidly heated, greatly reduces culinary art duration.In addition, multiple The setting of impeller is also beneficial to disperse in air-flow, especially the type of multiple impellers and/or it is of different sizes in the case where, Mei Geye The air-flow that wheel drives can influence each other, and the impeller being located behind can further beat air-flow derived from the impeller for being located at front institute It dissipates, so that air flow direction is fixed and heating uneven phenomenon occurs, particularly with heating chamber in the case where avoiding single impeller Food materials for, when excessively regular air-flow enters from multiple air inlet holes, will lead to the food materials being placed in heating room and hold bucket Internal food materials are heated excessively in the stronger position of air-flow, and the position underheat weaker in air-flow, cause food materials heated Unevenness, therefore, the air-flow of dispersion facilitate the thermally equivalent of food materials.In addition, when there are single impeller, due to air flow direction compared with For rule, easily impeller is caused covibration occur, thus occur biggish noise during causing wheel rotation, and by setting Multiple impellers are set, the air-flow between multiple impellers can be made mutually to disturb, avoid the occurrence of the more regular air-flow of flow direction, and then keep away Exempt from the generation of resonance, greatly reduces the noise generated when fan component rotation.It should be noted that heating room can be totally independent of Shell, i.e. each wall surface of heating room and each wall surface of shell be not co-walled；Heating room can also be partially co-walled with shell, i.e. the portion of shell Bulkhead face constitutes the part wall of heating room.

Furthermore it is thinkable that the suitable food materials apparatus for placing of indoor placement, example can heated according to actual needs Such as, when needing to cook the food materials such as bread, food materials is held into bucket and are placed on heating interior, and in the culinary art food materials such as biscuit or chicken wings When, food materials are held into pallet or food materials hold bracket and are placed on heating interior, it is numerous to list herein.

In addition, can also be had following additional according to the baking utensil in above-mentioned technical proposal provided by the utility model Technical characteristic:

In any of the above-described technical solution, it is preferable that multiple exhaust vent integrated distributions are simultaneously corresponding with fan component.

In the technical scheme, multiple exhaust vents are arranged on the wall surface corresponding with fan component of heating room, with wind It is corresponding to fan component, is conducive to heat indoor gas quick outflow heating room under the action of multiple impellers, improves heating Chamber interior hot air circulation speed shortens culinary art duration.Especially when fan component is located at the side of heater element, exported in time The gas for heating room can improve the heating efficiency for baking utensil entirety rapidly by generating elements heat.Optionally, fan Component be arranged in heating room back wall surface and shell between, or be arranged in heating room left and right any side wall surface and shell it Between.

In any of the above-described technical solution, it is preferable that driving motor has transmission shaft, Duo Geye close to the side of heating room Wheel is arranged on transmission shaft, so that driving motor drives multiple impellers to rotate synchronously.

It in the technical scheme, can be effective by the way that driving motor to be arranged in the side of the separate heating room of multiple impellers It avoids driving motor from hindering the multiple impellers of part air flow direction, provides sufficiently large space for the circulation of air-flow.It is driven by one Dynamic motor drives multiple wheel rotations simultaneously, on the one hand reduces occupied space, save the cost, on the other hand multiple impellers are synchronous turns It is dynamic, throughput is substantially increased, convenient for guidance mass air flow outflow heating room and guidance mass air flow outflow heating room, and Multiple impellers rotate synchronously, and the air-flow for being also beneficial to guide between each impeller mutually disturbs, so that diffusing air current, avoids impeller Resonance improves heating uniformity, reduces the generation of noise.

It is contemplated that ground, driving motor can also increase additional drive axis far from the side of heating room, and in additional drive It is also provided with impeller on axis, can be set according to specific air quantity demand etc..

In any of the above-described technical solution, it is preferable that the type of multiple impellers is identical.

In the technical scheme, the type of multiple impellers is identical, on the one hand facilitates production and processing, save the cost, separately On the one hand multiple congener impellers rotate synchronously, it is possible to increase throughput, and then be conducive to heating chamber and be rapidly heated, shorten Cook duration.

In any of the above-described technical solution, it is preferable that when the type of multiple impellers is identical, with appointing perpendicular to transmission shaft One section is benchmark face, and projection of the flabellum of two impellers of arbitrary neighborhood on datum level is not overlapped at least partly.

In the technical scheme, when the type of multiple impellers is identical, the flabellum of two impellers of arbitrary neighborhood is interspersed, Fully staggered also can partially it interlock, it can be ensured that during rotation, the air flow direction driven is incomplete for two neighboring impeller It unanimously, can effective diffusing air current, it is ensured that the flowing that will not have comparison regular by the flow of the high-temperature gas of generating elements heat Route, being conducive to heating chamber, temperature is uniformly distributed everywhere, and the air-flow dispersed does not easily lead to impeller and covibration occurs, subtracts The noise generated during small fan assembly operating.

In any of the above-described technical solution, it is preferable that the type of multiple impellers is different.

In the technical scheme, the type of multiple impellers is different, since impeller type is different, what every kind of impeller drove Gas flow is naturally different, and then the impeller of multiple and different types rotates synchronously, it can be achieved that air-flow is decentralized, avoids the occurrence of flowing The air-flow of direction rule and cause impeller to resonate, reduce noise, and to be advantageously implemented heating chamber each for the air-flow dispersed Place's temperature is uniformly distributed, and is conducive to food materials and is held food materials thermally equivalent inside bucket, and culinary art effect is improved.

In any of the above-described technical solution, it is preferable that when the type of multiple impellers is identical, multiple impellers are centrifugation leaf It takes turns or is mixed flow impeller；When the type difference of multiple impellers, there are a centrifugal impellers and an axis stream in multiple impellers Impeller, the air side of axial wheel is towards the inlet side of centrifugal impeller.

In the technical scheme, the composition of concrete example fan component.It may include multiple centrifugal impellers, centrifugal impeller is axial Air inlet, circumferential outlet air, and then be convenient for that gas is quickly guided to flow out heating room through multiple exhaust vents, it is also convenient for circumferentially distributed lead Gas out enables heater element to be evenly heated ambient gas, and the high temperature gas flow being heated evenly is led through multiple air inlet holes Enter to heat room.It also may include multiple mixed flow impellers, mixed flow impeller has the advantages that air flow direction dispersion, not will form specific rule The air-flow of flow direction, and then it is advantageously implemented the distribution of heating chamber temperature uniform throughout, it is advantageously implemented heating chamber food materials Thermally equivalent.Also different types of impeller can be selected, for example including centrifugal impeller and axial wheel, at this time, it is preferable that axis stream The air side of impeller is towards the inlet side of centrifugal impeller, and then under same revolving speed, the air inlet side of axial wheel centrifugal impeller To in the same direction, can rapidly guide the indoor mass air flow outflow heating room of heating, the air-out effect of enhancing heating room, be conducive to plus Hot cell internal gas flow circulation, and then be conducive to heating chamber and be rapidly heated, shorten culinary art duration, in addition, axial wheel drives The air-flow that can be driven again with centrifugal impeller of air-flow mutually disturb, and change the air flow direction that centrifugal impeller is driven, avoid from Lobus cardiacus wheel resonates, and reduces generated noise when centrifugal impeller work, and the air-flow dispersed is also beneficial to heating chamber Temperature is uniformly distributed everywhere, improves Baking Effect.

It is contemplated that ground, can also select axial wheel and mixed flow impeller to rotate synchronously, or select two axial wheels one A centrifugal impeller synchronous rotation etc., can accordingly be set according to demands such as intakes.

In any of the above-described technical solution, it is preferable that close to the impeller of multiple exhaust vents in two impellers of arbitrary neighborhood Radius be less than far from multiple exhaust vents impeller radius.

In the technical scheme, the impeller in two impellers of arbitrary neighborhood close to heating room is smaller, and far from heating room Impeller it is larger so that heat indoor gas through multiple exhaust vents flow out heating room after, will not by be located at front impeller it is complete It blocks entirely, portion gas can be made to flow directly into positioned at subsequent impeller, be conducive to gas dispersion flows.In addition, gas is through position After the impeller export of front side, it is also beneficial to be transmitted to the impeller of rear side, and by the impeller of rear side to wider export.This Outside, when impeller of different sizes rotates under same revolving speed, the air-flow that Impeller drives easily mutually is disturbed, further really The dispersibility for protecting air-flow, advantageously ensures that heating chamber temperature is uniformly distributed, and effectively impeller is avoided covibration occur, drops The noise generated in low fan component operation process.

In any of the above-described technical solution, it is preferable that fan component further includes fastener, and fastener is set in transmission shaft On, and abutted against with one end close to multiple exhaust vents of multiple impellers.

In the technical scheme, by being arranged fastener, and by fastener be arranged in multiple impellers close to multiple outlet air The one end in hole can effectively avoid multiple impellers during high-speed rotation in other words far from one end of driving motor, be detached from transmission Axis causes itself or around other damage of components.

In any of the above-described technical solution, it is preferable that fan component further includes at least one supporting element, at least one support Part setting is in multiple impellers between two impellers of arbitrary neighborhood, so as to have gap between two impellers of arbitrary neighborhood.

In the technical scheme, by the way that supporting element is arranged between two neighboring impeller, it can effectively avoid two neighboring leaf Shifting and interfering occur during rotation in wheel, and the setting of supporting element is also beneficial to the positioning of impeller, and impeller is avoided to send out Raw play.Certainly, the spacing between two neighboring impeller can also be adjusted by adjusting the length of supporting element, convenient for gas more It shuttles between a impeller.

In any of the above-described technical solution, it is preferable that heater element is located at the side of fan component.

In the technical scheme, by the way that heater element to be arranged in the side of fan component, be conducive in multiple impellers Under effect, air-flow is guided to flow through heater element region, and then quickly convenient for gas temperature in the quick heating air duct of heater element Degree improves heating rate, and then improves the heating speed for baking utensil entirety.

In any of the above-described technical solution, it is preferable that in multiple air inlet holes, at least there are an air inlet hole and multiple outlet air Hole is located on the same wall surface of heating room.

In the technical scheme, at least one air inlet hole and exhaust vent are located on the same wall surface of heating room, due to going out Air holes is corresponding with fan component, and then the air inlet hole and fan component that are located on same wall surface are conducive to fan apart from close Air-flow directly by flowing into heating chamber with its air inlet hole on nearest wall surface, is improved heating chamber gas by component Circulation rate is flowed, is conducive to heating chamber and is rapidly heated.Especially when fan component is located at the side of heater element, at this point, It is indoor that a large amount of high-temperature gases of generating elements heat directly can be entered heating with its air inlet hole on nearest wall surface Portion is conducive to high-temperature gas and is rapidly introduced into heating room in time, reduces thermal loss, and improve the rate of heat addition.

In any of the above-described technical solution, it is preferable that in multiple air inlet holes, at least there is an air inlet hole setting and heating On remaining wall surface in addition to wall surface where multiple exhaust vents of room.

In the technical scheme, by being arranged in air inlet hole on the wall surface different from exhaust vent, so that gas is from one Orientation enters heating chamber, and flows out heating room from another orientation, advantageously forms biggish airflow circulating, and then advantageous In heating chamber, temperature is uniformly distributed everywhere.In addition, when on multiple wall surfaces that heating room is arranged in multiple air inlet holes, high temperature Gas can enter heating chamber from multiple orientation, can reduce temperature at wall surface corresponding to heater element it is higher caused by The temperature difference of heating chamber, so that heating chamber food materials, it can not only be in the heat transmitting of heater element region and hot spoke It penetrates lower heated, additionally it is possible to be heated under the high-temperature gas flowed at the air inlet hole of different direction, improve being heated evenly for food materials Property, improve culinary art effect.

In any of the above-described technical solution, it is preferable that heater element is heat-generating pipe, is disposed around the periphery of multiple impellers.

In the technical scheme, preferably heater element is heat-generating pipe, certainly can also be heating wire, infrared heating part etc..When When heater element is heat-generating pipe, multiple impellers are arranged in the inside of heat-generating pipe, i.e. the heat-generating pipe periphery that is disposed around multiple impellers, have It carries out in time and is uniformly heated up conducive to the gas to the impeller place of leading, portion gas is avoided to miss, and lead to gas liter in air duct Warm speed is slow, influences to bake utensil entirety heating speed.

In any of the above-described technical solution, it is preferable that bake utensil further include: the front end of shell is arranged in front door, heating Each side wall surface at the separate front door of room forms air duct between shell.

In the technical scheme, curing range also has the front door that housing forward end is arranged in, at this point, multiple sides of heating room Air duct is formed between wall surface and shell, air duct is formed between the multiple wall surfaces and shell by design heating room, so that by generating heat The high-temperature gas of element heating can be conducive to logical heat transfer and heat radiation holds food materials around multiple wall surfaces of heating room Food materials in bucket are heated, and are blowed to heating chamber through partial ventilation hole in conjunction with high-temperature gas and are heated to food materials, add The thermal efficiency is high, highly shortened cooking time, and the multiple wall surfaces for heating room are surround by high-temperature gas, and heat distribution is more equal It is even, be conducive to food materials and hold food materials thermally equivalent inside bucket, culinary art effect is good, and heat insulation effect is good.Preferably, room is heated Back wall surface and directly connected side wall surface form air duct between shell.

In any of the above-described technical solution, it is preferable that bake utensil further include: the top of shell is arranged in roof door, heating Each side wall surface of room forms air duct between shell.

In the technical scheme, curing range also has the roof door that housing tip is arranged in, and heats each side wall surface of room Air duct can be formed between shell, and then is conducive to surround heating room and is circumferentially heated in all directions.It will, of course, be appreciated that Ground may not be whole side wall surfaces and form air duct between shell, is only to enumerate optimal case, remaining scheme is different herein One enumerates.

In any of the above-described technical solution, it is preferable that when baking utensil further includes front door, the inner surface area at front door is small In the area that the outer profile of the front face of heating room is surrounded, heats and also form air duct between the front face of room and shell.

In the technical scheme, when baking utensil has front door, and it is smaller at front door, inner surface area is less than heating When the area that the outer profile of the front face of room is surrounded, air duct still can have between the front face and shell at front door, At this point, the front of heating room can also be heated by the heat transmitting or heat radiation of the high-temperature gas in air duct, or before passing through The high-temperature gas of air inlet hole outflow on wall surface is heated, it is ensured that heating chamber Temperature Distribution is more uniform.

The additional aspect and advantage of the utility model will become obviously in following description section, or practical new by this The practice of type is recognized.

Detailed description of the invention

The above-mentioned and/or additional aspect and advantage of the utility model from the description of the embodiment in conjunction with the following figures will Become obvious and be readily appreciated that, in which:

Fig. 1 shows the structural schematic diagram of the baking utensil of one embodiment of the utility model；

Fig. 2 shows the structural schematic diagrams of the baking utensil of another embodiment of the utility model；

Fig. 3 shows the inside partial side schematic diagram of the baking utensil of one embodiment of the utility model；

Fig. 4 shows the partial schematic sectional view of the baking utensil of one embodiment of the utility model；

Fig. 5 shows the structural schematic diagram of the fan component of one embodiment of the utility model；

Fig. 6 shows the decomposition diagram of the fan component of one embodiment of the utility model；

Fig. 7 shows the schematic side view of the fan component of one embodiment of the utility model.

Wherein, corresponding relationship of the Fig. 1 into Fig. 7 between appended drawing reference and component names are as follows:

12 shells, 14 heating rooms, 142 exhaust vents, 144 air inlet holes, 16 fan components, 162 impellers (the first impeller of 162a, The second impeller of 162b), 164 driving motors, 166 fasteners, 168 supporting elements, 18 food materials hold bucket, 20 heater elements, 22 front doors.

Specific embodiment

In order to be more clearly understood that the above objects, features, and advantages of the utility model, with reference to the accompanying drawing and have The utility model is further described in detail in body embodiment.It should be noted that in the absence of conflict, this Shen The feature in embodiment and embodiment please can be combined with each other.

Many details are explained in the following description in order to fully understand the utility model, still, this is practical Novel to be implemented using other than the one described here other modes, therefore, the protection scope of the utility model is simultaneously It is not limited by the specific embodiments disclosed below.

The baking utensil according to the utility model some embodiments is described referring to Fig. 1 to Fig. 7.Wherein, Fig. 4 and Arrow direction illustrates gas flow in Fig. 7.

As shown in Figures 1 to 7, the one aspect embodiment of the utility model provides a kind of baking utensil, comprising: shell 12；Room 14 is heated, the inside of shell 12 is set, the wall surface of heating room 14 is equipped with multiple air inlet holes 144 and multiple exhaust vents 142；The outside of heating room 14 is arranged in heater element 20；With fan component 16, the outside of heating room 14, fan group are set Part 16 includes multiple impellers 162 and driving motor 164, and driving motor 164 drives multiple impellers 162 to rotate.

Baking utensil provided by the utility model drives gas stream by multiple impellers 162 by the way that multiple impellers 162 are arranged It is dynamic, it can accelerate to heat 14 internal gas flow circulation rate of room, promote to be rapidly heated inside heating room 14, when greatly reducing culinary art It is long.In addition, the setting of multiple impellers 162 is also beneficial to disperse in air-flow, the especially type and/or size in multiple impellers 162 In the case where difference, the air-flow that each impeller 162 drives can influence each other, and the impeller 162 being located behind can will be located at front Air-flow derived from 162 institute of impeller is further broken up, so that air flow direction is fixed and occurred in the case where avoiding single impeller 162 Uneven phenomenon is heated, for the food materials inside heating room 14, excessively regular air-flow enters from multiple air inlet holes 144 When, it will lead to the food materials that the food materials being placed in heating room 14 are held inside bucket 18 and be heated excessively in the stronger position of air-flow, And the position underheat weaker in air-flow, cause food materials uneven heating, therefore, the air-flow of dispersion facilitate food materials it is uniform by Heat.In addition, since air flow direction is more regular, impeller 162 is easily caused covibration occur when there are single impeller 162, To cause occur biggish noise in 162 rotation process of impeller, and by the way that multiple impellers 162 are arranged, multiple impellers can be made Air-flow between 162 mutually disturbs, and avoids the occurrence of the more regular air-flow of flow direction, and then avoid the generation of resonance, greatly reduces The noise that fan component 16 generates when rotating.It should be noted that heating room 14 can be totally independent of shell 12, that is, heat room 14 Each wall surface and shell 12 each wall surface it is not co-walled；Heating room 14 can also be partially co-walled with shell 2, i.e. the part wall of shell 12 Constitute the part wall of heating room 14.

Furthermore it is thinkable that suitable food materials apparatus for placing, example can be placed in heating room 14 according to actual needs Such as, when needing to cook the food materials such as bread, food materials is held into bucket 18 and are placed in heating room 14, and in culinary art biscuit or chicken wings etc. When food materials, food materials are held into pallet or food materials hold bracket and are placed in heating room 14, it is numerous to list herein.

In one embodiment of the utility model, it is preferable that as shown in Figure 2 and Figure 4, multiple exhaust vents 142, which are concentrated, to be divided Cloth is simultaneously corresponding with fan component 16.

In this embodiment, multiple exhaust vents 142 are arranged on the wall surface corresponding with fan component 16 of heating room 14, It is corresponding with fan component 16, be conducive to heat the gas in room 14 and quickly flow out heating room under the action of multiple impeller 162 14, heating 14 inside hot air circulation speed of room is improved, culinary art duration is shortened.Especially it is located at heater element 20 in fan component 16 Side when, can rapidly be heated by heater element 20 by the gas of timely export heating room 14, improve that bake utensil whole The heating efficiency of body.Optionally, fan component 16 is arranged between the back wall surface and shell 12 of heating room 14, or setting is adding Between left and right any side wall surface and shell 12 in hot cell 14.

In one embodiment of the utility model, it is preferable that as shown in Fig. 3 to Fig. 7, driving motor 164 is close to heating The side of room 14 has transmission shaft, and multiple impellers 162 are arranged on transmission shaft, so that driving motor 164 drives multiple impellers 162 rotate synchronously.

In this embodiment, by the way that driving motor 164 to be arranged in the side of the separate heating room 14 of multiple impellers 162, It can effectively avoid driving motor 164 and hinder the multiple impellers 162 of part air flow direction, provide sufficiently large sky for the circulation of air-flow Between.Multiple impellers 162 are driven to rotate simultaneously by a driving motor 164, on the one hand reduction occupied space, save the cost, separately On the one hand multiple impellers 162 rotate synchronously, and substantially increase throughput, convenient for guidance mass air flow outflow heating room 14 and Mass air flow outflow heating room 14 is guided, and multiple impellers 162 rotate synchronously, and are also beneficial to guide between each impeller 162 Air-flow mutually disturbs, so that diffusing air current, avoids impeller 162 from resonating, improves heating uniformity, reduces the generation of noise.

It is contemplated that ground, driving motor 164 can also increase additional drive axis far from the side of heating room 14, and additional It is also provided with impeller 162 on transmission shaft, can be set according to specific air quantity demand etc..

In one embodiment of the utility model, it is preferable that the type of multiple impellers 162 is identical.

In this embodiment, the type of multiple impellers 162 is identical, on the one hand facilitates production and processing, save the cost, separately On the one hand multiple congener impellers 162 rotate synchronously, it is possible to increase throughput, and then be conducive to heat 14 inside of room quickly liter Temperature shortens culinary art duration.

In one embodiment of the utility model, it is preferable that when the type of multiple impellers 162 is identical, with perpendicular to Any section of transmission shaft is benchmark face, and projection of the flabellum of two impellers 162 of arbitrary neighborhood on datum level is at least partly not Overlapping.

In this embodiment, when the type of multiple impellers 162 is identical, the flabellum of two impellers 162 of arbitrary neighborhood interlocks Distribution, fully staggered also can partially interlock, it can be ensured that two neighboring impeller 162 during rotation, the air-flow stream driven It, can effective diffusing air current to not quite identical, it is ensured that will not be had by the flow for the high-temperature gas that heater element 20 heats and compare The glide path of rule is conducive to heating 14 various places inside temperature of room and is uniformly distributed, and the air-flow dispersed does not easily lead to impeller 162 There is covibration, reduces the noise generated in 16 operational process of fan component.

In one embodiment of the utility model, it is preferable that the type of multiple impellers 162 is different.

In this embodiment, the type of multiple impellers 162 is different, since 162 type of impeller is different, every kind of impeller 162 gas flows driven are naturally different, and then the synchronous rotation of impeller 162 of multiple and different types is, it can be achieved that air-flow is decentralized, It avoids the occurrence of the air-flow of flow direction rule and impeller 162 is caused to resonate, reduce noise, and the air-flow dispersed is conducive to reality Now heating 14 various places inside temperature of room is uniformly distributed, and is conducive to food materials and is held 18 inside food materials thermally equivalent of bucket, and culinary art effect is improved Fruit.

In one embodiment of the utility model, it is preferable that when the type of multiple impellers 162 is identical, multiple impellers 162 are centrifugal impeller or are mixed flow impeller；When the type difference of multiple impellers 162, there are one in multiple impellers 162 Centrifugal impeller and an axial wheel, the air side of axial wheel is towards the inlet side of centrifugal impeller.

In this embodiment, the composition of concrete example fan component 16.It may include multiple centrifugal impellers, centrifugal impeller is axial Air inlet, circumferential outlet air, and then heating room 14 is flowed out through multiple exhaust vents 142 convenient for quickly guidance gas, it is also convenient for circumferential dispersion The export gas of formula enables heater element 20 to be evenly heated ambient gas, and by the high temperature gas flow being heated evenly through multiple Air inlet hole 144 imports heating room 14.It also may include multiple mixed flow impellers, mixed flow impeller has the advantages that air flow direction dispersion, no It will form the air-flow of specific rule flow direction, and then be advantageously implemented heating 14 internal temperature uniform throughout of room distribution, be conducive to reality Now heat the thermally equivalent of 14 inside food materials of room.Also different types of impeller 162 can be selected, for example including centrifugal impeller and axis stream Impeller, at this time, it is preferable that the air side of axial wheel is towards the inlet side of centrifugal impeller, and then under same revolving speed, axis stream The air inlet direction of turbine centrifugal impeller is in the same direction, can rapidly guide the mass air flow outflow heating room 14 in heating room 14, enhancing The air-out effect for heating room 14 is conducive to heat 14 internal gas flow of room circulation, and then is conducive to heat and be rapidly heated inside room 14, Shorten culinary art duration, in addition, axial wheel drive air-flow again can with centrifugal impeller drive air-flow mutually disturb, and change from The air flow direction that lobus cardiacus wheel is driven, avoids centrifugal impeller from resonating, and reduces generated noise when centrifugal impeller work, and The air-flow of dispersion is also beneficial to heating 14 various places inside temperature of room and is uniformly distributed, and improves Baking Effect.

It is contemplated that ground, can also select axial wheel and mixed flow impeller to rotate synchronously, or select two axial wheels one A centrifugal impeller synchronous rotation etc., can accordingly be set according to demands such as intakes.

In one embodiment of the utility model, it is preferable that as shown in Figures 5 to 7, two impellers of arbitrary neighborhood It is less than the radius of the impeller 162 far from multiple exhaust vents 142 in 162 close to the radius of the impeller 162 of multiple exhaust vents 142.

In this embodiment, the impeller 162 in two impellers 162 of arbitrary neighborhood close to heating room 14 is smaller, and separate Heat room 14 impeller 162 it is larger so that heating room 14 in gas through multiple exhaust vents 142 flow out heating room 14 after, will not It is blocked completely by the impeller 162 for being located at front, portion gas can be made to flow directly into positioned at subsequent impeller 162, be conducive to gas Body dispersion flows.In addition, be also beneficial to be transmitted to the impeller 162 of rear side after the impeller 162 that gas is located at front side exports, and By the impeller 162 of rear side to wider export.In addition, when impeller 162 of different sizes rotates under same revolving speed, front and back The air-flow that impeller 162 drives easily mutually disturbs, and further ensures that the dispersibility of air-flow, advantageously ensures that 14 inside temperature of heating room Degree is uniformly distributed, and effectively impeller 162 is avoided covibration occur, reduces the noise generated in 16 operation process of fan component.

In one embodiment of the utility model, it is preferable that as shown in Figures 3 to 6, fan component 16 further includes fastening Part 166, fastener 166 are set on transmission shaft, and are abutted against with one end close to multiple exhaust vents 142 of multiple impellers 162.

In this embodiment, by the way that fastener 166 is arranged, and the close more of multiple impellers 162 are arranged in fastener 166 One end of a exhaust vent 142, one end in other words far from driving motor 164 can effectively avoid multiple impellers 162 in high-speed rotation In the process, it is detached from transmission shaft, causes itself or around other damage of components.

In one embodiment of the utility model, it is preferable that as shown in Figures 3 to 6, fan component 16 further includes at least One supporting element 168, the setting of at least one supporting element 168 in multiple impellers 162 between two impellers 162 of arbitrary neighborhood, with Make that there is gap between two impellers 162 of arbitrary neighborhood.

In this embodiment, by the way that supporting element 168 is arranged between two neighboring impeller 162, adjacent two be can effectively avoid Shifting and interfering occur during rotation in a impeller 162, and the setting of supporting element 168 is also beneficial to determining for impeller 162 Position avoids impeller 162 that play occurs.Certainly, two neighboring impeller 162 can also be adjusted by adjusting the length of supporting element 168 Between spacing, shuttle between multiple impellers 162 convenient for gas.

In one embodiment of the utility model, it is preferable that as shown in figure 3, heater element 20 is located at the fan group The side of part 16.

In this embodiment, by the way that heater element 20 to be arranged in the side of fan component 16, be conducive in multiple impellers Under the action of 162, air-flow is quickly guided to flow through 20 region of heater element, and then be convenient for the quick heating air duct of heater element 20 Interior gas temperature improves heating rate, and then improves the heating speed for baking utensil entirety.

In one embodiment of the utility model, it is preferable that as shown in figure 3, at least existing in multiple air inlet holes 144 One air inlet hole 144 and multiple exhaust vents 142 are located on the same wall surface of heating room 14.

In this embodiment, at least one air inlet hole 144 and exhaust vent 142 are located on the same wall surface of heating room 14, Since exhaust vent 142 is corresponding with fan component 16, and then the air inlet hole 144 and 16 distance of fan component being located on same wall surface It is close, be conducive to fan component 16 for air-flow directly by flowing into heating room with its air inlet hole 144 on nearest wall surface Inside 14, heating 14 internal gas flow circulation rate of room is improved, is conducive to be rapidly heated inside heating room 14.Especially in fan component 16 be located at heater element 20 side when, at this point, heater element 20 heat a large amount of high-temperature gases can directly pass through and its distance Air inlet hole 144 on nearest wall surface enters inside heating room 14, is conducive to high-temperature gas and is rapidly introduced into heating room 14 in time, Thermal loss is reduced, and improves the rate of heat addition.

In one embodiment of the utility model, it is preferable that in multiple air inlet holes 144, at least there is an air inlet hole 144 are arranged on remaining wall surface in addition to multiple 142 place wall surfaces of exhaust vent of heating room 14.

In this embodiment, by being arranged in air inlet hole 144 on the wall surface different from exhaust vent 142 so that gas from One enters inside heating room 14, and flows out heating room 14 from another orientation, advantageously forms biggish airflow circulating, in turn Be conducive to heating 14 various places inside temperature of room to be uniformly distributed.In addition, multiple walls of heating room 14 are arranged in multiple air inlet holes 144 When on face, high-temperature gas can enter from multiple orientation inside heating room 14, can reduce at wall surface corresponding to heater element 20 The temperature difference inside heating room 14 caused by temperature is higher, so that heating 14 inside food materials of room, it can not only be in heater element 20 It is heated under the heat transmitting and heat radiation of region, additionally it is possible under the high-temperature gas flowed at the air inlet hole 144 of different direction It is heated, the being heated evenly property of food materials is improved, culinary art effect is improved.

In one embodiment of the utility model, it is preferable that as shown in figure 3, heater element 20 is heat-generating pipe, be disposed around The periphery of multiple impellers 162.

In this embodiment, preferably heater element 20 is heat-generating pipe, certainly can also be heating wire, infrared heating part etc..When When heater element 20 is heat-generating pipe, the inside of heat-generating pipe is arranged in multiple impellers 162, i.e. heat-generating pipe is disposed around multiple impellers 162 Periphery, be conducive to that gas derived from impeller 162 is carried out in time and is uniformly heated up, avoid portion gas from missing, and cause Gas heating speed is slow in air duct, influences to bake utensil entirety heating speed.

In one embodiment of the utility model, it is preferable that as shown in Figure 1 to Figure 3, bake utensil further include: front door 22, the front end of shell 12 is set, and each side wall surface for heating the separate front door 22 of room 14 forms air duct between shell 12.

In this embodiment, curing range also has the front door 22 that 12 front end of shell is arranged in, at this point, heating room 14 is more Air duct is formed between a side wall surface and shell 12, forms air duct between the multiple wall surfaces and shell 12 by design heating room 14, The high-temperature gas heated by heater element 20 enable around multiple wall surfaces of heating room 14, is conducive to logical heat transfer and heat Radiation holds the food materials in bucket 18 to food materials and heats, and blows to inside heating room 14 in conjunction with high-temperature gas through partial ventilation hole Food materials are heated, heating efficiency is high, highly shortened cooking time, and heat multiple wall surfaces of room 14 by high-temperature gas It surround, heat distribution is more uniform, is conducive to food materials and holds food materials thermally equivalent bucket 18 inside, culinary art effect is good, and heat preservation Effect is good.Preferably, the back wall surface and directly connected side wall surface for heating room 14 form air duct between shell 12.

In one embodiment of the utility model, it is preferable that bake utensil further include: shell 12 is arranged in roof door Each side wall surface on top, heating room 14 forms air duct between shell 12.

In this embodiment, curing range also has the roof door that 12 top of shell is arranged in, and heats each side wall of room 14 Face can form air duct between shell 12, and then be conducive to surround that heating room 14 is circumferential is heated in all directions.Certainly, may be used To expect ground, it may not be whole side wall surfaces and form air duct between shell 12, be only to enumerate optimal case, remaining scheme It is numerous to list herein.

In one embodiment of the utility model, it is preferable that when bake utensil further include front door 22 when, front door 22 it is interior Surface area is less than the area that the outer profile of the front face of heating room 14 is surrounded, between the front face and shell 12 of heating room 14 Also air duct is formed.

In this embodiment, when baking utensil has front door 22, and it is smaller at front door 22, inner surface area, which is less than, to be added When the area that the outer profile of the front face in hot cell 14 is surrounded, can still have between the front face and shell 12 at front door 22 There is air duct, at this point, the front of heating room 14 can also be heated by the heat transmitting or heat radiation of the high-temperature gas in air duct, Or heated by the high-temperature gas that the air inlet hole 144 on front face flows out, it is ensured that heating 14 interior temperature distribution of room is more Uniformly.

The baking utensil of one embodiment of the utility model described in detail below:

As shown in Figures 1 to 7, baking utensil includes shell 12 and front door 22, and food materials hold bucket 18 and are placed in shell 12 It heats in room 14, heats and be equipped with cavity back plate on rear side of the cavity of room 14, be equipped with exhaust vent 142, cavity back plate in the middle part of cavity back plate Marginal position is equipped with air inlet hole 144, after the intracorporal cold wind of chamber is inhaled into cavity from the exhaust vent 142 in the middle part of cavity back plate when use The rear side of plate becomes hot-air after heat temperature raising, then blows out from the air inlet hole 144 at cavity back plate edge, heats food materials The food in bucket 18 is held, realizes and bakes function.As shown in figure 3, the rear side of cavity back plate is equipped with fan component 16 and fever member Part 20, the effect of fan component 16 are that exhaust vent 142 of the intracorporal cold air of chamber in the middle part of cavity back plate is drawn, and work as cold air When flowing through heater element 20, cold air is heated as hot-air, then when being blown into heating room 14 from air inlet hole 144, can be to food The food that material holds in bucket 18 plays the role of heating, and the bottom of heating room 14 is additionally provided with mixing component, can hold to food materials Food in bucket 18 is stirred；As shown in Fig. 3 to Fig. 7, fan component 16 is by the second impeller 162b, the first impeller 162a, tight Firmware 166, supporting element 168 and driving motor 164 form, and the first impeller 162a and the second impeller 162b are installed in parallel in driving electricity The same side of the transmission shaft of machine 164, is equipped with supporting element 168 between the two, and the effect of supporting element 168 is to limit the first impeller 162a With distance of the second impeller 162b in the transmission axis direction of driving motor 164, play the role of positioning and fastening, two impellers 162 are locked on the transmission shaft of driving motor 164 by fastener 166, and the first impeller 162a is centrifugal flabellum in the present embodiment, It is the direction for being parallel to transmission shaft that direction is entered the wind when its work, and air-out direction is the direction perpendicular to transmission shaft, when the first impeller When 162a high-speed rotation, due to its blade shape and rotation direction be it is fixed, the direction of motion easy to form is more regular Air-flow, the air-flow of this type is easy to make impeller 162 to generate resonance, so that the noise for generating the movement of impeller 162 increases, this Outside, for the food that food materials are held in bucket 18, when excessively regular air-flow is blown out from air inlet hole 144, food materials hold bucket 18 Interior food is easy to be heated excessively in the stronger position of air-flow, and the position then underheat, therefore heating effect that air-flow is weaker Fruit is simultaneously uneven, in order at least be partially solved this problem, increases the second impeller 162b, this reality in the front side of the first impeller 162a Applying the second impeller 162b in example is a kind of axial flow fan leaf, and air inlet direction is the direction for being parallel to transmission shaft, outlet air side when work It is the direction for being parallel to transmission shaft to also, due to the air inlet direction phase in the air inlet direction and the first impeller 162a of the second impeller 162b Together, more air quantity can be made to enter heating chamber under same rotating speed, enhances the effect of air inlet, the generation of the second impeller 162b Air-flow again can with the first impeller 162a generate air-flow mutually disturb, and change the first impeller 162a generate air-flow stream To generation when generating resonance because of the air-flow of rule so as to avoid the first impeller 162a, reduce the first impeller 162a work Noise, while disperse the air-flow blown out from air inlet hole 144 more, be more advantageous to and be evenly heated food materials and hold in bucket 18 Food promotes Baking Effect.

In another embodiment, increased second impeller 162b is also possible to the fan with the first impeller 162a same type Leaf, for example, the second impeller 162b and the first impeller 162a are centrifuge blade, during installation, the second impeller 162b and the first leaf The certain angle that is staggered between the blade of 162a is taken turns, generating when rotating two impellers 162 is that air-flow mobility status is not quite identical, Also noise reduction and diffusing air current may be implemented, make to heat effect more evenly.

In the present invention, term " multiple " then refers to two or more, unless otherwise restricted clearly.Term The terms such as " installation ", " connected ", " connection ", " fixation " shall be understood in a broad sense, for example, " connection " may be a fixed connection, It can be and be detachably connected, or be integrally connected；" connected " can be directly connected, and can also pass through the indirect phase of intermediary Even.For the ordinary skill in the art, it can understand above-mentioned term in the present invention as the case may be Concrete meaning.

In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc. Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least the one of the utility model In a embodiment or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment Or example.Moreover, the particular features, structures, materials, or characteristics of description can be in any one or more embodiment or examples In can be combined in any suitable manner.

The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.

Claims (10)

1. a kind of baking utensil characterized by comprising

Shell；

Room is heated, the inside of the shell is set, the wall surface of the heating room is equipped with multiple air inlet holes and multiple exhaust vents；

The outside of the heating room is arranged in heater element；With

The outside of the heating room is arranged in fan component, and the fan component includes multiple impellers and driving motor, the drive Dynamic the multiple wheel rotation of motor driven.

2. baking utensil according to claim 1, which is characterized in that

The multiple exhaust vent integrated distribution is simultaneously corresponding with the fan component, and the driving motor is close to the heating room Side has transmission shaft, and the multiple impeller is arranged on the transmission shaft, so that driving motor driving is the multiple Impeller rotates synchronously.

3. baking utensil according to claim 2, which is characterized in that

The type of the multiple impeller is identical, using any section perpendicular to the transmission shaft as benchmark face, arbitrary neighborhood two Projection of the flabellum of impeller on the datum level is not overlapped at least partly；Or

The type of the multiple impeller is different.

4. baking utensil according to claim 3, which is characterized in that

When the type of the multiple impeller is identical, the multiple impeller is centrifugal impeller or is mixed flow impeller；

When the type difference of the multiple impeller, there are a centrifugal impeller and an axial wheel in the multiple impeller, The air side of the axial wheel is towards the inlet side of the centrifugal impeller.

5. baking utensil according to any one of claim 2 to 4, which is characterized in that

Radius in two impellers of arbitrary neighborhood close to the impeller of the multiple exhaust vent is less than far from the multiple exhaust vent Impeller radius.

6. baking utensil according to any one of claim 2 to 4, which is characterized in that

The fan component further includes fastener and at least one supporting element；

The fastener is set on the transmission shaft, and one end phase close to the multiple exhaust vent with the multiple impeller It abuts；

The setting of described at least one supporting element is in the multiple impeller between two impellers of arbitrary neighborhood, so that arbitrary neighborhood two There is gap between a impeller.

7. baking utensil according to any one of claim 1 to 4, which is characterized in that

The heater element is located at the side of the fan component, in the multiple air inlet hole, at least exist an air inlet hole with The multiple exhaust vent is located on the same wall surface of the heating room.

8. baking utensil according to claim 7, which is characterized in that

In the multiple air inlet hole, at least exist an air inlet hole be arranged in the heating room except where the multiple exhaust vent On remaining wall surface except wall surface.

9. baking utensil according to any one of claim 1 to 4, which is characterized in that

The heater element is heat-generating pipe, is disposed around the periphery of the multiple impeller.

10. baking utensil according to any one of claim 1 to 4, which is characterized in that

The baking utensil further include:

Front door, is arranged in the front end of shell, each side wall surface far from the front door of the heating room with the shell it Between form air duct；Or

Roof door, is arranged in the top of shell, and each side wall surface of the heating room forms air duct between the shell.