CN209153275U - A kind of circulating air structure and the oven with the structure - Google Patents
A kind of circulating air structure and the oven with the structure Download PDFInfo
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- CN209153275U CN209153275U CN201821313546.2U CN201821313546U CN209153275U CN 209153275 U CN209153275 U CN 209153275U CN 201821313546 U CN201821313546 U CN 201821313546U CN 209153275 U CN209153275 U CN 209153275U
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Abstract
The utility model relates to a kind of circulating air structures, including liner, the top surface and the back side of liner are respectively provided with first heater and secondary heating mechanism, it further include the hot-air damper and centrifugal impeller being arranged in liner, hot-air damper is from top to bottom located on the back side of liner, the upper end of hot-air damper has air bells cap, and the hot-air damper part of air bells cap lower end is hot wind deflector, centrifugal impeller and secondary heating mechanism are arranged in the air bells cap, hot wind inlet is offered on air bells cap, the width of hot wind deflector is from top to bottom incremented by, and the plate body of the wind deflector at the air outlet of air bells cap is tilted towards liner back side direction from top to bottom, and it is extended downwardly after tilting to certain angle and parallel with above-mentioned liner, hot-blast outlet is offered on the extended segment；Further relate to the oven with the circulating air structure.The utility model makes hot wind flow to hot-blast outlet as homogeneously as possible, and then is able to achieve the uniformity of hot-blast outlet outlet air, the final temperature uniformity guaranteed inside oven.
Description
Technical field
The utility model relates to be baked cooking equipment field more particularly to a kind of circulating air structure and with the structure
Oven.
Background technique
Oven currently on the market mainly includes the oven without the oven of hot wind function and with hot wind function, wherein band
The oven of hot wind function mostly uses Hot-air fan cooperation hot-air damper to carry out hot air circulation to cooking cavity, improves oven internal temperature
Uniformity, so that cooking food is more uniform.However, oven internal temperature uniformity is dependent on hot-air damper to the stream of hot-air
To guiding, since fan is normally at oven inner container center, fan rotates latter crosswind amount can be bigger than normal, in this way due to heat
Wind flow can not substantially uniformity, when cooking food, there is non-uniform problems of painting.
In addition, to meet the needs of user is to baking amount, settable multilayer baking tray in more and more oven inner containers, when making
When being baked with multilayer baking tray, the maturity that can have the baking of different layers baking tray food is inconsistent, to influence the mouth of food
Sense, bad usage experience is caused to client.
Utility model content
First technical problem to be solved in the utility model is to provide a kind of temperature uniformity for the prior art
Good circulating air structure.
Second technical problem to be solved in the utility model is to provide a kind of temperature uniformity for the prior art
Oven getting well, being able to achieve multilayer baking.
Technical solution adopted by the utility model to solve the above technical problems is as follows: a kind of circulating air structure, including it is interior
Gallbladder, which is characterized in that the top surface and the back side of the liner are respectively provided with first heater and secondary heating mechanism, further include setting
Hot-air damper and centrifugal impeller in liner are set, which is from top to bottom located on the back side of liner, hot wind gear
The upper end of plate has air bells cap, and the hot-air damper part of air bells cap lower end is hot wind deflector, above-mentioned centrifugal impeller and second
Heating device is arranged in the air bells cap, offers hot wind inlet on the air bells cap, the hot wind inlet adjacent to the top surface of liner,
Upper layer hot wind in liner enters air bells cap through hot wind inlet, under the action of the centrifugal force of centrifugal impeller, by going out for air bells cap
Air port enters in the hot wind runner surrounded by hot wind deflector, and the width of above-mentioned hot wind deflector is from top to bottom incremented by, and the heat
Plate body of the wind deflector at the air outlet of air bells cap is tilted towards liner back side direction from top to bottom, and tilts to certain angle
After extend downwardly and parallel with above-mentioned liner, offer hot-blast outlet on the extended segment.
Hot wind to enable air bells cap to throw away more uniformly flows in hot wind runner, and the shape of the air bells cap is in snail
It is shelly-shaped, the hot wind retaining wall extended along its tangential direction is formed at air outlet, is connected in above-mentioned hot wind deflector with above-mentioned air bells cap
One end for connecing formed be with above-mentioned hot wind retaining wall separation air-guiding aisle and air-inducing passage, the air-guiding aisle and air-inducing passage it is another
Side side wall is from top to bottom inclined outwardly respectively, also, the extending direction of above-mentioned air-guiding aisle is towards the air-out direction of air bells cap,
Wherein, above-mentioned air-guiding aisle is communicated with air-inducing passage, and the roof of air-guiding aisle is from top to bottom towards liner back side uniform pitch, and
The roof of air-inducing passage is parallel with the liner back side.Air-guiding aisle is entered by the hot wind that air bells cap is thrown away in this way, due to air-guiding aisle
Roof is from top to bottom towards liner back side uniform pitch, and such part hot wind is extruded and pours in air-inducing passage, into hot air flow
The hot wind in road is divided into two layers using above-mentioned hot wind retaining wall as boundary, wherein one layer of former tangential direction along centrifugal impeller passes through wind-guiding
Channel is drawn downwards, and another layer is drawn to the right along air-inducing passage, so that hot wind is as homogeneously as possible along the width of hot wind runner
Directional spreding is spent, then gently flows along extended segment, is finally uniformly blown out from hot-blast outlet.
To enable the hot wind on liner upper layer is as much as possible to enter in air bells cap, the hot wind inlet is one group and is provided with heat
Hole on the front of fan housing, the rounded array arrangement in the hole are simultaneously arranged concentrically with centrifugal impeller, and the hole of the hot wind inlet is by introversion
Outside radially, and aperture is incremented by from inside to outside.
To enable the hot wind after the centrifugal action of centrifugal impeller swimmingly to throw away from the air outlet of air bells cap, the centrifugation
Impeller is in eccentric setting relative to air bells cap, and above-mentioned secondary heating mechanism is round heating tube, also, the secondary heating mechanism with
Above-mentioned centrifugal impeller is in be arranged concentrically.The molded line of the air bells cap of scroll casing shape is spiral of Archimedes, the section of such air bells cap
Constantly expand, until reaching maximum at air outlet, the outflow of airflow smooth can be made in this way, prevent hot-air flow at air outlet by
It squeezes and causes crushing.
To enable hot-air flow further equably to draw from hot-blast outlet, the hot-blast outlet is the width along hot-air damper
The strip hole that degree direction opens up, the lower peritreme of the strip hole extend inwardly along its length and form hot wind conducting bar.Hot-air flow
When moving to hot-blast outlet, since hot-blast outlet is strip hole, thus it can increase the flow velocity of hot-air flow and improve its wind pressure, together
When guidance by hot wind conducting bar, so as to blow out hot wind more uniformly from hot-blast outlet.
It is placed in liner due to baking tray mean level, the hot wind to enable hot-blast outlet to blow out preferably heats baking tray
On food, the hot wind conducting bar and its where hot-air damper plate face formed by angle be 70 °~80 ° (preferably 75 °),
The hot wind that hot-blast outlet can in this way blown out is flowed out along close to horizontal direction, equably blows over the food on baking tray.
To realize needs that multilayer bakes, the hot-blast outlet is two, also, two hot-blast outlets are between the upper and lower every setting
It sets, wherein the height of the hot wind conducting bar of superposed hot-blast outlet is lower than the hot wind conducting bar in another hot-blast outlet.This
Sample can not blow to the hot-blast outlet of lower part by the hot wind of top hot wind conducting bar by the gap between the liner back side, and under
The baking tray positioned at lower layer is blown under the guidance of the hot wind conducting bar in portion.
The utility model solves technical solution used by second technical problem are as follows: a kind of application has to follow as described above
The oven of ring hot air structure is horizontally disposed with culinary art layer in above-mentioned liner, which is characterized in that the culinary art layer is at least two layers, divides
Not Wei the first culinary art layer and the second culinary art layer, the first culinary art layer and the second culinary art layer are a pair of with above-mentioned hot-blast outlet one respectively
It answers, also, the height of the cooking surface of the first culinary art layer and the second culinary art layer is slightly below corresponding hot-blast outlet respectively.
Preferably, the culinary art layer further includes third culinary art layer and the 4th culinary art layer, third culinary art layer and the 4th is cooked
Layer of preparing food is separately positioned on the top of liner, wherein it is flushed at third culinary art layer and the center of hot wind inlet, and the 4th culinary art layer omits
Higher than the air outlet of air bells cap.The hot wind on liner upper layer can equably blow over third during flowing to hot wind inlet and cook in this way
Layer and the 4th of preparing food cooks layer, to be uniformly heated up the food on third culinary art layer and the 4th culinary art layer.In addition, two hot winds go out
The high wind speed of mouth outlet, the hot wind of big flow can be blown at the door body of oven, be influenced by air bells cap internal negative pressure area, thus
Hot wind is flowed to above door body, forms big hot air circulation, four layers of culinary art layer of uniform fold, to the food on culinary art layer inside oven
Object is evenly heated.
Compared with the prior art, the advantages of the utility model are: the liner upper layer heat after first heater heats
Air is entered in air bells cap by hot wind inlet, reheat and due to being centrifuged leaf through secondary heating mechanism in air bells cap
The centrifugal action of wheel, hot wind are entered in hot wind runner by the air outlet of air bells cap, due to hot wind deflector in hot wind runner
Width be from top to bottom incremented by, and plate body of the hot wind deflector at the air outlet of air bells cap is from top to bottom towards liner back side side
It is extended downwardly to inclination, and after tilting to certain angle and parallel with above-mentioned liner, offers hot-blast outlet on the extended segment, this
Sample will certainly be extruded into hot wind deflector avris from the part hot wind that the air outlet of air bells cap enters hot wind runner, so as to extremely
Small part is reversed because of being unevenly distributed into the hot wind of hot wind runner caused by centrifugal action in air bells cap, so that hot wind to the greatest extent may be used
Hot-blast outlet can be equably flowed to, and then is able to achieve the uniformity of hot-blast outlet outlet air, it is final to guarantee that the temperature inside oven is equal
Even property.
In addition, it is provided at least two layers culinary art layer in oven in the utility model, thus be able to achieve multilayer while cooking,
And the first culinary art layer and the second culinary art layer are corresponded with above-mentioned hot-blast outlet respectively, also, the first culinary art layer and second
The height for cooking the cooking surface of layer is slightly below corresponding hot-blast outlet respectively, so as to the hot wind point for blowing out two hot-blast outlets
The food not being uniformly heated up on the first culinary art layer and the second culinary art layer.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of oven in the utility model embodiment；
Fig. 2 is the structural schematic diagram (being built-in with baking tray) of liner in the utility model embodiment；
Fig. 3 is the structural schematic diagram of the other direction of Fig. 2；
Fig. 4 is the structural schematic diagram in yet another direction of Fig. 2；
Fig. 5 is cross-sectional view of the Fig. 4 along the direction A-A；
Fig. 6 is the partial structurtes exploded view (omitting baking tray) of liner in the utility model embodiment；
Fig. 7 is the structural schematic diagram of hot-air damper in the utility model embodiment；
Fig. 8 is the structural schematic diagram of the other direction of Fig. 7；
Fig. 9 is the structural schematic diagram in yet another direction of Fig. 7；
Figure 10 is cross-sectional view of the Fig. 8 along the direction B-B；
Figure 11 is flow direction schematic diagram of the hot-air flow in hot-air damper in the utility model embodiment；
Figure 12 is the Simulation of Wind Field figure of hot-air damper in the utility model embodiment.
Specific embodiment
The utility model is described in further detail below in conjunction with figure embodiment.
Such as Fig. 1~11, a kind of oven, including liner 1, being horizontally disposed in the liner 1 has culinary art layer 2, should in the present embodiment
Culinary art layer 2 is baking tray, cooks layer 2 certainly and is also possible to other structures, such as grill etc..
The top surface and the back side of above-mentioned liner 1 are respectively provided with first heater 3 and secondary heating mechanism 5, in the present embodiment
The first heater 3 and secondary heating mechanism 5 are heating tube.Hot-air damper 4 and centrifugal impeller 6 are additionally provided in liner 1,
Wherein the centrifugal impeller 6 has the flabellum motor 7 being arranged in outside liner 1 driving.
Above-mentioned hot-air damper 4 is from top to bottom located on the back side of liner 1, and the upper end of the hot-air damper 4 has air bells cap
41, and the hot-air damper part of 41 lower end of air bells cap is hot wind deflector 42, above-mentioned centrifugal impeller 6 and secondary heating mechanism 5 are equal
It is arranged in the air bells cap 41, wherein the secondary heating mechanism 5 is round heating tube, also, the secondary heating mechanism 5 is enclosed and set
It states the periphery of centrifugal impeller 6 and is in be arranged concentrically with the centrifugal impeller 6.Further, hot wind inlet is offered on air bells cap 41
411, upper layer hot wind of the hot wind inlet 411 in the top surface of liner 1, liner 1 enters air bells cap 41 through hot wind inlet 411
In, under the action of the centrifugal force of centrifugal impeller 6, surrounded by the entrance of air outlet 412 of air bells cap 41 by hot wind deflector 42
In hot wind runner 420.
Further, the width of above-mentioned hot wind deflector 42 is from top to bottom incremented by and (from upper end to lower end, is expanded by 165mm
To 310mm), and plate body of the hot wind deflector 42 at the air outlet 412 of air bells cap 41 is from top to bottom towards 1 back side side of liner
It is extended downwardly to inclination, and after tilting to certain angle and parallel with above-mentioned liner 1, offers hot-blast outlet on the extended segment
421。
1 upper layer hot-air of liner after the heating of first heater 3, is entered in air bells cap 41 by hot wind inlet 411,
Due to the centrifugal action of centrifugal impeller 6 in air bells cap 41, hot wind enters hot wind runner by the air outlet 412 of air bells cap 41
In 420, since the width of hot wind deflector 42 is from top to bottom incremented by hot wind runner 420, and 42 proximity thermal of hot wind deflector
Plate body at the air outlet 412 of fan housing 41 is tilted towards 1 back side direction of liner from top to bottom, and is tilted to after certain angle to downward
It stretches and parallel with above-mentioned liner 1, hot-blast outlet 421 is offered on the extended segment, enter in this way from the air outlet 412 of air bells cap 41
The part hot wind of hot wind runner 420 will certainly be extruded into 42 avris of hot wind deflector, so as at least partly reverse because of hot wind
Enter being unevenly distributed for the hot wind of hot wind runner 420 in cover 41 caused by centrifugal action, so that hot wind flows as homogeneously as possible
To hot-blast outlet 421, and then it is able to achieve the uniformity of 421 outlet air of hot-blast outlet, the final temperature uniformity guaranteed inside oven.
Specifically, in the present embodiment, the shape of air bells cap 41 is in scroll casing shape, is formed at air outlet 412 along its tangent line side
To the hot wind retaining wall 45 of extension, the one end connecting in above-mentioned hot wind deflector 42 with above-mentioned air bells cap 41 is formed with above-mentioned hot wind gear
Wall 45 is the air-guiding aisle 43 and air-inducing passage 44 separated, the other side side wall of the air-guiding aisle 43 and air-inducing passage 44 respectively by
It is inclined outwardly under, also, the extending direction of above-mentioned air-guiding aisle 43 is towards the air-out direction of air bells cap 41, wherein above-mentioned
Air-guiding aisle 43 is communicated with air-inducing passage 44, and the roof of air-guiding aisle 43 is (opposite towards 1 back side uniform pitch of liner from top to bottom
In the tilt angle of horizontal plane be 160 °, and 8mm is reduced to by height 30mm), and the roof of air-inducing passage 44 and 1 back side of liner
In parallel.Entered in air-guiding aisle 43 by the hot wind that air bells cap 41 is thrown away in this way, from top to bottom inwardly due to 43 roof of air-guiding aisle
1 back side uniform pitch of gallbladder, such part hot wind are extruded and pour in air-inducing passage 44, into hot wind runner 420 hot wind with
Above-mentioned hot wind retaining wall 45 is that boundary is divided into two layers, wherein one layer of former tangential direction along centrifugal impeller 6 passes through air-guiding aisle 43
It draws downwards, another layer is drawn to the right along air-inducing passage 44, so that hot wind is as homogeneously as possible along the width of hot wind runner 420
Directional spreding is spent, is then gently flowed along extended segment, is finally uniformly blown out from hot-blast outlet 421.
In the present embodiment, above-mentioned hot wind inlet 411 is one group of hole being provided on the front of air bells cap 41, and the hole is rounded
Array arrangement is simultaneously arranged concentrically with centrifugal impeller 6, and from inside to outside radially, and aperture is by interior in the hole of the hot wind inlet 411
It is incremented by outward.So as to enable the hot wind on 1 upper layer of liner is as much as possible to enter in air bells cap 41.
To enable the hot wind after the centrifugal action of centrifugal impeller 6 swimmingly to throw away from the air outlet 412 of air bells cap 41, institute
Centrifugal impeller 6 is stated relative to air bells cap 41 in eccentric setting, above-mentioned secondary heating mechanism 5 is round heating tube, also, this second
Heating device 5 is in be arranged concentrically with above-mentioned centrifugal impeller 6.The molded line of the air bells cap 41 of scroll casing shape is spiral of Archimedes, this
The section of sample air bells cap 41 constantly expands, until reaching maximum at air outlet 412, can make the outflow of airflow smooth, prevent hot wind gas
Stream is squeezed at air outlet 412 and causes crushing.
In the present embodiment, to enable hot-air flow further equably to draw from hot-blast outlet 421, the hot-blast outlet
421 strip holes opened up for the width direction along hot-air damper 4, the lower peritreme of the strip hole extend and shape inwardly along its length
At hot wind conducting bar 423.When hot-air flow moves to hot-blast outlet 421, since hot-blast outlet 421 is strip hole, thus it can increase
The flow velocity of hot-air flow simultaneously improves its wind pressure, while the guidance by hot wind conducting bar 423, so as to make hot wind more uniformly from
It is blown out in hot-blast outlet 421.Further, since baking tray mean level be placed in liner 1, for make hot-blast outlet 421 blow out
Hot wind can preferably heat the food on baking tray (i.e. culinary art layer 2), above-mentioned hot wind conducting bar 423 and the hot-air damper 4 where it
Angle formed by plate face is 70 °~80 ° (being preferably 75 ° in the present embodiment, as shown in the angle Figure 10 α and angle beta), can make hot wind in this way
The hot wind of 421 blowout of outlet is flowed out along close to horizontal direction, equably blows over the food on baking tray.
For the needs for realizing multilayer culinary art, above-mentioned hot-blast outlet 421 is two, also, two about 421 hot-blast outlets are flat
Row interval setting, wherein the height (H1) of the hot wind conducting bar 423 of superposed hot-blast outlet 421 goes out lower than another hot wind
The height (H2) of hot wind conducting bar 423 in mouth 421, so that being formed between the hot wind conducting bar 423 on top and the back side of liner 1
Hot wind gap 422, it is preferable that 1/3 height that H1 is H2.It so can be through not overheating by the hot wind of top hot wind conducting bar 423
Wind gap 422 blows to the hot-blast outlet 421 of lower part, and blows under the guidance of the hot wind conducting bar 423 of lower part positioned at the roasting of lower layer
Disk.Further, in the present embodiment, the distance between superposed hot-blast outlet 421 and the air outlet 412 of air bells cap 41 are
120mm, and the distance between two hot-blast outlets 421 are 44mm, and the area of superposed hot-blast outlet 421 is
1342mm2, the area positioned at the hot-blast outlet 421 of lower part is 2013mm2, and the air output of superposed hot-blast outlet 421
For 0.11kg/s, and it is located at the 0.12kg/s of the hot-blast outlet 421 of lower part, 421 outlet air of upper and lower two hot-blast outlets is uniform, such as schemes
Shown in 12 Simulation of Wind Field figure.
In the present embodiment, above-mentioned culinary art layer includes that the first culinary art layer 21, second cooks layer 22, third culinary art layer 23 and the
Four culinary art layers 24, above-mentioned first culinary art layer 21, second are cooked layer 22, third culinary art layer 23 and the 4th culinary art layer 24 and can be cooked simultaneously
It prepares food food.Wherein, above-mentioned first culinary art layer 21 and the second culinary art layer 22 are corresponded with above-mentioned hot-blast outlet 421 respectively, also,
The height of the cooking surface of first culinary art layer 21 and the second culinary art layer 22 is slightly below corresponding 421 (the present embodiment of hot-blast outlet respectively
In locate lower than corresponding 3~5mm of hot-blast outlet, preferably 5mm), so as to the hot wind level for blowing out two hot-blast outlets 421
The cooking surface of the first culinary art layer 21 and the second culinary art layer 22 is blown on ground, and then can be uniformly heated up the first culinary art layer 21 and second and be cooked
The food prepared food on layer 22.Third culinary art layer 23 and the 4th culinary art layer 24 are separately positioned on the top of liner 1, wherein third culinary art
Layer 23 with flushed at the center of hot wind inlet 411, and the 4th culinary art layer 24 slightly above air bells cap 41 air outlet 412 at (this reality
Apply the 3~5mm of air outlet, preferably 5mm for being higher than air bells cap 41 in example).The hot wind on 1 upper layer of liner in this way is flowing to hot wind inlet
Third culinary art layer 23 and the 4th culinary art layer 24 can be equably blown over during 411, to be uniformly heated up third culinary art layer 23
With the food on the 4th culinary art layer 24.Meanwhile the culinary art layer 2 of the present embodiment further includes the 5th culinary art layer 25, the 5th culinary art layer
25 are used for single layer cooking food, and certainly above-mentioned first culinary art layer 21, second cooks layer 22, third culinary art layer 23 and the 4th culinary art
Any one layer in layer 24 can also independent cooking food.
Therefore the oven in the utility model can at most simultaneously four layers of food of culinary art (i.e. above-mentioned first culinary art layer 21,
Second culinary art layer 22, third culinary art layer 23 and the 4th culinary art layer 24), the heat of the high wind speeds of two hot-blast outlets 421, big flow
Wind can be blown at the door body of oven, influenced by 41 internal negative pressure area of air bells cap, the heat of air bells cap 41 is flowed to above door body
Wind inlet 411, forms big hot air circulation inside oven, and four layers of culinary art layer 2 of uniform fold are equal to the food on culinary art layer 2
Even heating.
Claims (10)
1. a kind of circulating air structure, including liner (1), which is characterized in that the top surface and the back side of the liner (1) are respectively equipped with
First heater (3) and secondary heating mechanism (5),
It further include the hot-air damper (4) and centrifugal impeller (6) being arranged in liner (1), which is from top to bottom provide with
On the back side of liner (1), the upper end of the hot-air damper (4) has air bells cap (41), and the hot wind of air bells cap (41) lower end is kept off
Plate (4) is partially hot wind deflector (42), and above-mentioned centrifugal impeller (6) and secondary heating mechanism (5) are arranged at the air bells cap
(41) in, hot wind inlet (411) are offered on the air bells cap (41), the top surface of the hot wind inlet (411) neighbouring liner (1) is interior
Upper layer hot wind in gallbladder (1) can enter in air bells cap (41) through hot wind inlet (411), and can be in the centrifugal force of centrifugal impeller (6)
Under the action of, entered in the hot wind runner (420) surrounded by hot wind deflector (42) by the air outlet (412) of air bells cap (41),
The width of above-mentioned hot wind deflector (42) is from top to bottom incremented by, and the hot wind deflector (42) going out adjacent to air bells cap (41)
Plate body at air port (412) is tilted towards liner (1) back side direction from top to bottom, and extended downwardly after tilting to certain angle and with
Above-mentioned liner (1) in parallel, offers hot-blast outlet (421) on the extended segment.
2. circulating air structure as described in claim 1, which is characterized in that the shape of the air bells cap (41) is in scroll casing shape,
Form the hot wind retaining wall (45) that extends along its tangential direction at its air outlet (412), in above-mentioned hot wind deflector (42) with it is above-mentioned
It is the air-guiding aisle (43) and air-inducing passage (44) separated that one end of air bells cap (41) connection, which is formed with above-mentioned hot wind retaining wall (45),
The other side side wall of the air-guiding aisle (43) and air-inducing passage (44) is from top to bottom inclined outwardly respectively, also, above-mentioned wind-guiding is logical
The extending direction in road (43) towards air bells cap (41) air-out direction,
Wherein, above-mentioned air-guiding aisle (43) communicates with air-inducing passage (44), and the roof of air-guiding aisle (43) is from top to bottom inwardly
Gallbladder (1) back side uniform pitch, and the roof of air-inducing passage (44) is parallel with liner (1) back side.
3. circulating air structure as described in claim 1, which is characterized in that the hot wind inlet (411) is one group and is provided with
Hole on the front of air bells cap (41), the rounded array arrangement in the hole are simultaneously arranged concentrically, the hot wind inlet with centrifugal impeller (6)
(411) from inside to outside radially, and aperture is incremented by from inside to outside in hole.
4. circulating air structure as described in claim 1, which is characterized in that the centrifugal impeller (6) is relative to air bells cap
(41) be in eccentric setting, above-mentioned secondary heating mechanism (5) is round heating tube, also, the secondary heating mechanism (5) enclose set state from
The periphery of lobus cardiacus wheel (6) is simultaneously arranged concentrically with the centrifugal impeller (6).
5. circulating air structure as described in claim 1, which is characterized in that the hot-blast outlet (421) is along hot-air damper
(4) the lower peritreme of the strip hole that width direction opens up, the strip hole extends inwardly along its length and forms hot wind conducting bar
(423)。
6. circulating air structure as claimed in claim 5, which is characterized in that the hot wind conducting bar (423) and the heat where it
Angle formed by the plate face of windshield plate (4) is 70 °~80 °.
7. circulating air structure as claimed in claim 5, which is characterized in that the hot-blast outlet (421) is two, also,
Parallel interval is arranged two hot-blast outlets (421) up and down.
8. circulating air structure as claimed in claim 7, which is characterized in that in two hot-blast outlets (421), be located at upper
The height of the hot wind conducting bar (423) of the hot-blast outlet (421) in portion is lower than the hot wind conducting bar in another hot-blast outlet (421)
(423), to form hot wind gap (422) between top hot wind conducting bar (423) and the back side of liner (1).
9. a kind of application has the oven of the circulating air structure described as claimed in claim 7 or 8, level is equipped in above-mentioned liner (1)
It cooks layer (2), which is characterized in that the culinary art layer (2) is at least two layers, the respectively first culinary art layer (21) and the second culinary art layer
(22), first culinary art layer (21) and the second culinary art layer (22) are corresponded with above-mentioned hot-blast outlet (421) respectively, also, the
The height of the cooking surface of one culinary art layer (21) and the second culinary art layer (22) is slightly below corresponding hot-blast outlet (421) respectively.
10. oven as claimed in claim 9, which is characterized in that the culinary art layer (2) further includes third culinary art layer (23) and the
Four culinary arts layer (24), third culinary art layer (23) and the 4th culinary art layer (24) are separately positioned on the top of liner (1), wherein the
It is flushed at three culinary arts layer (23) and the center of hot wind inlet (411), and the 4th culinary art layer (24) is slightly above going out for air bells cap (41)
At air port (412).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821313546.2U CN209153275U (en) | 2018-08-15 | 2018-08-15 | A kind of circulating air structure and the oven with the structure |
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| CN201821313546.2U CN209153275U (en) | 2018-08-15 | 2018-08-15 | A kind of circulating air structure and the oven with the structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110833335A (en) * | 2018-08-15 | 2020-02-25 | 宁波方太厨具有限公司 | Circulating hot air structure and oven with same |
| CN110840279A (en) * | 2019-10-30 | 2020-02-28 | 宁波方太厨具有限公司 | Oven with drying function |
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2018
- 2018-08-15 CN CN201821313546.2U patent/CN209153275U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110833335A (en) * | 2018-08-15 | 2020-02-25 | 宁波方太厨具有限公司 | Circulating hot air structure and oven with same |
| CN110833335B (en) * | 2018-08-15 | 2024-08-16 | 宁波方太厨具有限公司 | Circulation hot air structure for oven and oven with same |
| CN110840279A (en) * | 2019-10-30 | 2020-02-28 | 宁波方太厨具有限公司 | Oven with drying function |
| CN110840279B (en) * | 2019-10-30 | 2021-10-22 | 宁波方太厨具有限公司 | Oven with drying function |
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