A kind of ducting system of cooking appliance
Technical field
The present invention relates to a kind of cooking appliance, the ducting system of specifically a kind of cooking appliance is mainly used in having and steam
On cooking appliance that is roasting or scorching microwave one.
Background technique
Electric oven currently on the market generallys use heat-generating pipe generation high temperature heat and roasts to food, heat-generating pipe work
When electric oven can be made to be in the condition of high temperature, under the action of heat transfer, lasting high temperature can be to electronics such as power supply, hot wind motors
The performance of component and service life have an impact.
In addition, can generate a large amount of oil smoke during food roasting in electric oven cavity, these oil smoke need to be discharged in time
Outside cabinet.The oil smoke that traditional electric oven generates is expelled directly out outside cabinet by fan, and the cigarette stripping temperature being discharged outside cabinet is higher,
When user contacts the flue gas of discharge, user generates uncomfortable;And fan directly blows the oil smoke that cavity smoke outlet is discharged toward case
External boundary, the cold wind of fan blowout are easy to be poured into inside cavity, cause the intracorporal heat losses of chamber, reduce the efficiency of oven,
Lead to the barbecue effect for influencing food.And during barbecue, there is a large amount of heat that can be transmitted in door body, send out door body
It scalds, causes to be easy scald user.
It is usually on the market that the cold air of outside is extracted into cabinet there are also some ovens, these cold airs are respectively via each
It is then exhausted from after a heating device outside cabinet, causes the gas temperature of discharge higher, when user contacts these high-temperature gases,
It generates uncomfortable.
Therefore, it is necessary to be further improved.
Summary of the invention
The purpose of the present invention is intended to provide that a kind of air channel structure is excellent, ensures that oven efficiency, exhaust gas temperature are lower, effectively solves
Certainly the problem of cooking appliance discharge high-temperature flue gas, the ducting system of the cooking appliance of cooking appliance performance is improved, it is existing to overcome
Shortcoming in technology.
By a kind of ducting system of cooking appliance of this purpose design, cooking appliance includes that cabinet and its shell, setting exist
Cavity in shell, cavity are equipped with cavity roof, and gas deflation assembly is equipped between cabinet and cavity roof, and cavity rear side side is equipped with electricity
Source and power supply fixed plate, power supply are fixedly connected with power supply fixed plate, further include that connecting on cooking appliance with the cabinet external world is arranged in
Logical air outlet, gas deflation assembly is interior to be equipped with more than one air duct, is equipped with scavenger fan, gas deflation assembly in the air duct of gas deflation assembly
Air duct be connected to air outlet, gas deflation assembly is equipped with power supply air entry, and the air duct of gas deflation assembly be connected to power supply air entry, exhaust
Component is additionally provided with the cold air inlet for introducing outside air, and cold air inlet is connected to the air duct of gas deflation assembly;Wherein, power supply top
End, power supply fixed plate top are respectively close to or close to power supply air entry;Cabinet is equipped with the first air inlet hole, the first air inlet hole, power supply
Air entry, the air duct of gas deflation assembly and air outlet are sequentially communicated, to form the first power supply heat sinking channel, so that the cabinet external world is cold
Wind is entered in cabinet by the first air inlet hole, and cold wind successively passes through power supply, power supply air entry and enters in the air duct of gas deflation assembly;
In addition, extraneous cold wind is entered in the air duct of gas deflation assembly by cold air inlet, so that the electricity of extraneous cold wind and gas deflation assembly air duct
Source hot wind mixes, and mixed gas is discharged outside cabinet by scavenger fan and air outlet.When power supply hot wind is discharged, outside air
It is mixed with power supply hot wind, the temperature of power supply hot wind is effectively reduced, prevent power supply hot wind temperature when being discharged outside cabinet excessively high.
Exhaust passage sum aggregate wind channel is equipped in gas deflation assembly from top to down, exhaust passage is connected to air outlet, is vented wind
Fan is arranged in exhaust passage, and scavenger fan is equipped with lower air intake vent, is equipped with upper air intake vent, exhaust passage, collection at the top of scavenger fan
Wind channel is connected to lower air intake vent respectively, and lower air intake vent is connected to air outlet by collection wind channel, and collection wind channel passes through lower air intake vent
It is connected to exhaust passage, collection wind channel is equipped with more than one cold air inlet;Collect wind channel and be connected to power supply air entry, so that at power supply
The hot wind of sucking, extraneous cold wind mix in collection wind channel.
Power supply fixed plate side is equipped with the vertical wall that keeps out the wind.Power supply and power supply fixed plate are solid in power supply close to hot wind component
Fixed board side is equipped with the vertical wall that keeps out the wind, and can prevent in the heat transfer to power supply of cavity, and it is intracorporal to facilitate access for case
Cold wind concentration blows power supply, and cold wind enters after cabinet from the first air inlet hole to be not easy to spread.
The ducting system of cooking appliance further includes the second air inlet hole being arranged in below power supply, the second air inlet hole and cavity
Bottom space connection, cavity bottom space is connected to the cabinet external world;Cooking appliance further includes the door body connected with cabinet, door body bottom
End is equipped with third air inlet hole, and door body lower rearward side wall is equipped with the first exhaust vent, is equipped with cavity foreboard on front side of cavity, under cavity foreboard
Portion is equipped with the 4th air inlet hole of the first exhaust vent of connection;The bottom of box is equipped with the bottom air inlet road of the second air inlet hole of connection;Third
Air inlet hole, the first exhaust vent, the 4th air inlet hole, bottom air inlet road, the second air inlet hole, power supply air entry, gas deflation assembly air duct
It is sequentially communicated with air outlet, to form second source heat dissipation channel;So that a part of cold wind into door body passes through bottom air inlet
Road, the second air inlet hole enter in cabinet, and the part cold wind successively passes through power supply, power supply air entry enters the wind of gas deflation assembly
Road, then be discharged outside cabinet by scavenger fan and air outlet.
Cooking appliance further includes door body, the control panel above door body, the cavity foreboard positioned at 2 front side of cavity, door
Body and control panel open up between the upper and lower to be set, and air outlet is set on cavity foreboard and between door body and control panel;Door body
In ducted body, door body air inlet duct is formed in door body, door body bottom end is equipped with third air inlet hole, is equipped at the top of door body towards cabinet rear
The second exhaust vent, cavity foreboard be equipped with connection the second exhaust vent the 5th air inlet hole, the air duct of gas deflation assembly and the 5th into
Air holes connection, third air inlet hole, door body air inlet duct, the second exhaust vent, the 5th air inlet hole, the air duct of gas deflation assembly and air outlet according to
Secondary connection, to form door body heat dissipation channel;So that into door body a part of cold wind by the second exhaust vent, the 5th air inlet hole into
Enter the air duct (exhaust duct) of gas deflation assembly, then is discharged outside cabinet by scavenger fan and air outlet.Reduce cooking appliance work
When cause door body hot temperature.
Cavity roof is equipped with the smoke discharge tube of connection cavity, and smoke discharge tube one end is connected to the air duct of gas deflation assembly, row
The air duct of pneumatic module is connected to by smoke discharge tube with cavity, to form fume exhaust path;Gas deflation assembly wraps from top to down
Include hood, upper air scoop and lower air scoop;Gap between hood and upper air scoop forms air exhaust passage;Upper air scoop and
Gap between lower air scoop forms collection wind channel, and flue gas guide housing, flue gas guide housing are equipped between hood and upper air scoop
Laterally disposed, flue gas guide housing is equipped with air inlet flow-guiding mouth and outlet air flow-guiding mouth, and air inlet flow-guiding mouth is connected to smoke discharge tube, flue gas
Guide housing is located in air exhaust passage, the connection of outlet air flow-guiding mouth sum aggregate wind channel;The intracorporal oil smoke of chamber passes through smoke discharge tube, flue gas
Outside guide housing, collection wind channel, scavenger fan, air exhaust passage and air outlet discharge cabinet;Outlet air flow-guiding mouth inclination direction or face
Lower air scoop;Collecting wind channel and is equipped with more than one cold air inlet, collection wind channel is connected to power supply air entry, so that cavity oil smoke,
The hot wind of sucking, extraneous cold wind three mix in collection wind channel from power supply.Due to including extraneous cold wind, institute in mixed gas
The temperature of cavity oil smoke and power supply hot wind can be effectively reduced, thus keep the air themperature being discharged to outside cabinet lower, and
It is unlikely to generate sense of discomfort to user.In addition, connecting lateral flue gas guide housing in vertical smoke discharge tube upper end, arrange flue gas
Path out is turned round, and the intracorporal heat of chamber can be prevented excessively to be lost, improve the efficiency of oven;Water in one side flue gas
Partial volume forms condensed water easily on flue gas guide housing and flows back in cavity, and ponding, reduction pair are not easy in wind channel to make to collect
The corrosion of related device.On the other hand, flue gas guide housing is located in air exhaust passage, and the temperature of the wind blown out in air exhaust passage compares cigarette
Flue-gas temperature in gas guide housing is low, is conducive to the condensate moisture in flue gas guide housing, to flow back into cavity, the setting knot
Structure is compact, saves installation space.
Upper air scoop is equipped with the first flue gas discharge opening, and the first flue gas discharge opening periphery is arranged with sealing ring, and sealing ring is located at
In gap between upper air scoop and flue gas guide housing;Lower air scoop is equipped with flue gas and isolated tube is discharged, and isolated tube is discharged in flue gas
In the first flue gas discharge opening, smoke discharge tube passes through flue gas and isolated tube is discharged;The adjacent position of first flue gas discharge opening is also
Equipped with the second flue gas discharge opening, the air inlet that the first flue gas discharge opening and the second flue gas discharge opening correspond respectively to flue gas guide housing is led
Head piece and outlet air flow-guiding mouth.
Shell includes back shroud, and back shroud is equipped with the boss protruded out to cabinet caudal directions, and it is solid that boss at least covers power supply
Fixed board, boss lower end, power supply lower end, power supply fixed plate lower end open up between cabinet bottom end and set, the downside corresponding power of boss
The position of the lower end of fixed plate is equipped with the first air inlet hole.Boss and user's cabinet wall surface are abutted or are opened, and boss lower end and case
It opens up and sets between body bottom end, and in the first air inlet hole of boss following settings, the first air inlet hole and outside air are effectively contacted, Ke Yibao
The air inlet for demonstrate,proving the first air inlet hole is smooth.
Tail of cavity body is equipped with hot wind component, and hot wind component includes that the hot wind motor being connected and hot air fan, cavity are equipped with
The rear of cavity rear wall, cavity rear wall is equipped with motor fixing plate, and hot wind motor is fixed on the rear of motor fixing plate, and motor is fixed
Motor heat shield is additionally provided between plate and cavity rear wall, motor heat shield and hot wind motor align, and power supply fixed plate is fixed on
On motor fixing plate;The position of motor fixing plate being located at below hot wind motor is equipped with the recessed portion toward cavity direction recess, recessed
Concave portion is equipped with pre-and post perforative second air inlet hole, and cabinet further includes pedestal, and the tail end of pedestal turns over after being equipped with the pedestal flipped up
Side, the position of flange is equipped with connection convex closure, flange phase after the connection convex closure and pedestal of recessed portion after corresponding pedestal on the downside of recessed portion
Even, so that flange and recessed portion are spaced setting each other and form gap L therebetween after pedestal.Flange and recessed portion after pedestal
Both it can securely be connected by connecting convex closure, and the dented space of larger space can also be formed, the wind for being sent into the second air inlet hole could
To be smoothly move toward power supply, to radiate to power supply.
Hot wind component further includes heat-generating pipe, and heat-generating pipe and hot air fan are located at the front of cavity rear wall, and hot wind motor is located at
The heat that heat-generating pipe issues is blown into cavity and drives inside cavity hot wind flow by the rear of cavity rear wall, hot air fan.And
Setting motor fixing plate and motor heat shield, power supply fixed plate are fixed on motor fixing plate, and cavity heat can be effectively prevented
It is transmitted on hot wind motor and power supply.
Cooking appliance is at least embedded drawer oven, and oven is equipped with drawer, and drawer front is equipped with door body, and drawer passes through cunning
Rail and cabinet are flexibly connected.Cooking appliance further includes the electric oven of carrying vapour function, or roasts all-in-one machine for microwave steam.
Beneficial effects of the present invention are as follows:
A, the flue gas that cooking appliance generates at work is not directly toward cabinet outlet, and passes through the lateral flue gas guiding of connection
Cover, the path that flue gas is discharged are turned round, and it is rapidly losing to can be effectively prevented the intracorporal heat of cooking appliance chamber, to improve
The efficiency of cooking appliance;
B, cold wind enters in cabinet after the power supply of fever, and cold wind forms power supply hot wind, and power supply hot wind is also without direct
Toward cabinet outlet, prevents the power supply hot wind that discharge temperature is excessively high and human body is caused not feel good.
C, flue gas and/or power supply hot wind are mixed with extraneous cold air, to make the gas temperature being discharged outside cabinet significantly
It reduces, the hot gas for effectively avoiding cooking appliance air outlet blowout temperature excessively high, and human body is caused not feel good.
Detailed description of the invention
Fig. 1 is one embodiment of the invention cooking appliance decomposition texture schematic diagram.
Fig. 2 is the structural schematic diagram that one embodiment of the invention cooking appliance dismantles back shroud.
Fig. 3 is the structural schematic diagram that one embodiment of the invention cooking appliance is embedded drawer oven.
Fig. 4 is the enlarged drawing in Fig. 3 at A.
Fig. 5 is another party's bit architecture schematic diagram that one embodiment of the invention cooking appliance is embedded drawer oven.
Fig. 6 is the enlarged drawing in Fig. 5 at B.
Fig. 7 is one embodiment of the invention cooking appliance planar structure schematic diagram (head-down position).
Fig. 8 is C-C cross section structure schematic diagram in Fig. 7.
Fig. 9 is the enlarged drawing in Fig. 8 at D.
Figure 10 is the enlarged drawing in Fig. 8 at E.
Figure 11 is the structural schematic diagram that the first power supply heat sinking channel is formed in one embodiment of the invention cooking appliance.
Figure 12 is the structural schematic diagram that second source heat dissipation channel is formed in one embodiment of the invention cooking appliance.
Figure 13 is the structural schematic diagram that fume exhaust path is formed in one embodiment of the invention cooking appliance.
Figure 14 is the enlarged drawing in Figure 13 at F.
Figure 15 is the enlarged drawing in Figure 13 at G.
Figure 16 is the structural schematic diagram that door body heat dissipation channel is formed in one embodiment of the invention cooking appliance.
Figure 17 is the decomposition texture schematic diagram of the power supply of one embodiment of the invention cooking appliance, power supply fixed plate and cavity.
Figure 18 is the enlarged drawing in Figure 17 at H.
Figure 19 is the gas deflation assembly decomposition texture schematic diagram of one embodiment of the invention cooking appliance.
Figure 20 is one embodiment of the invention flue gas guide housing structural schematic diagram.
In figure, 1 is cabinet, and 1.1 be back shroud, and 1.2 be the first air inlet hole, and 1.3 be boss, and 1.4 be pedestal, and 1.5 be bottom
Flange after seat, 1.6 be bottom air inlet road, and 1.7 be shell, and 2 be cavity, and 2.1 be cavity roof, and 2.2 be smoke discharge tube, 2.3
It is the 4th air inlet hole for cavity foreboard, 2.4,2.5 be the 5th air inlet hole, and 2.6 be cavity rear wall, and 3 be gas deflation assembly, and 3.1 be electricity
Source air entry, 3.2 be scavenger fan, and 3.2.1 is lower air intake vent, and 3.2.2 is upper air intake vent, and 3.3 be hood, and 3.4 be above to lead
Gas hood, 3.4.1 are the first flue gas discharge opening, and 3.4.2 is sealing ring, and 3.4.3 is the second flue gas discharge opening, and 3.5 be lower air scoop,
3.5.1 isolated tube is discharged for flue gas, 3.6 be flue gas guide housing, and 3.7 be air inlet flow-guiding mouth, and 3.8 be outlet air flow-guiding mouth, and 3.9 be cold
Wind entrance, 4 be power supply, and 5 be power supply fixed plate, and 5.1 be the wall that keeps out the wind, and 6 be hot wind motor, and 7 be motor fixing plate, and 7.1 be recess
Portion, 7.2 be the second air inlet hole, and 7.3 be connection convex closure, and 8 be motor heat shield, and 9 be door body, and 9.1 be door body air inlet duct, and 9.2 are
First exhaust vent, 9.3 be the second exhaust vent, and 9.4 be third air inlet hole, and 10 be control panel, and 11 be air outlet, and 12 is logical for exhaust
Road, 13 be collection wind channel, and 14 be drawer, and 15 be sliding rail, and 16,17 be heat-generating pipe.
Specific embodiment
The invention will be further described with reference to the accompanying drawings and embodiments.
Referring to Fig. 1-Figure 11, a kind of ducting system of cooking appliance, cooking appliance includes cabinet 1 and its shell 1.7, setting
Cavity 2 in shell 1.7, cavity 2 are equipped with cavity roof 2.1, and gas deflation assembly 3 is equipped between cabinet 1 and cavity roof 2.1,
2 rear side side of cavity is equipped with power supply 4 and power supply fixed plate 5, and power supply 4 is fixedly connected with power supply fixed plate 5, further includes that setting is being cooked
The air outlet 11 being connected to 1 external world of cabinet on electric appliance, gas deflation assembly 3 is interior to be equipped with more than one air duct, the wind of gas deflation assembly 3
Scavenger fan 3.2 is equipped in road, the air duct of gas deflation assembly 3 is connected to air outlet 11, and gas deflation assembly 3 is equipped with power supply air entry 3.1,
The air duct of gas deflation assembly 3 is connected to power supply air entry 3.1, and gas deflation assembly 3 is additionally provided with the cold air inlet for introducing outside air
3.9, cold air inlet 3.9 is connected to the air duct of gas deflation assembly 3;Wherein, 4 top of power supply, 5 top of power supply fixed plate respectively close to or
Close to power supply air entry 3.1, the cold wind into cabinet 1 is entered after power supply 4 forms power supply hot wind by power supply air entry 3.1
The air duct of gas deflation assembly 3;Cabinet 1 is equipped with the first air inlet hole 1.2, the first air inlet hole 1.2, power supply air entry 3.1, gas deflation assembly 3
Air duct and air outlet 11 be sequentially communicated, to form the first power supply heat sinking channel so that the extraneous cold wind of cabinet 1 by first into
Air holes 1.2 enters in cabinet 1, and cold wind successively passes through power supply 4, power supply air entry 3.1 and enters in the air duct of gas deflation assembly 3;This
Outside, extraneous cold wind is entered by cold air inlet 3.9 in the air duct of gas deflation assembly 3, so that extraneous cold wind and 3 air duct of gas deflation assembly
Power supply hot wind mixes, and mixed gas is discharged outside cabinet 1 by scavenger fan 3.2 and air outlet 11.Scavenger fan 3.2 is vortex
Fan.
When power supply hot wind is discharged in cabinet 1, power supply hot wind before the exhaust passage 12 for entering gas deflation assembly 3, it is extraneous it is cold it is empty from
Cold air inlet 3.9 enters the collection wind channel 13 of gas deflation assembly 3, and power supply hot wind is mixed in collection wind channel 13 in extraneous cold wind, mixed
It closes gas and exhaust passage 12 is being entered by scavenger fan 3.2, the temperature of power supply hot wind is effectively reduced, so that cabinet 1 be made to be discharged
The lower power supply hot wind of temperature.
Cooking appliance is at least embedded drawer oven, and oven is equipped with drawer 14, and 14 front end of drawer is equipped with door body 9, drawer
14 are flexibly connected by sliding rail 15 and cabinet 1.
12 sum aggregate wind channel 13 of exhaust passage is equipped in gas deflation assembly 3 from top to down, exhaust passage 12 is connected to air outlet
11, scavenger fan 3.2 is arranged in exhaust passage 12, and scavenger fan 3.2 is equipped with lower air intake vent 3.2.1,3.2 top of scavenger fan
Equipped with upper air intake vent 3.2.2, exhaust passage 12, collection wind channel 13 are connected to lower air intake vent 3.2.1 respectively, lower air intake vent 3.2.1
It is connected to air outlet 11 by collection wind channel 13, collection wind channel 13 is connected to exhaust passage 12 by lower air intake vent 3.2.1, collects wind channel
13 are equipped with more than one cold air inlet 3.9;Collect wind channel 13 and is connected to power supply air entry 3.1, so that the hot wind sucked at power supply,
Extraneous cold wind mixes in collection wind channel 13.
- Fig. 4 referring to fig. 2, shell 1.7 include back shroud 1.1, and back shroud 1.1 is convex equipped with protruding out to 1 caudal directions of cabinet
Platform 1.3, boss 1.3 at least cover power supply fixed plate 5, and 1.3 lower end of boss, 4 lower end of power supply, 5 lower end of power supply fixed plate are and case
It opens up and sets between 1 bottom end of body, the position of the lower end of the downside corresponding power fixed plate 5 of boss 1.3 is equipped with the first air inlet hole 1.2.
Boss 1.3 and user's cabinet wall surface are abutted or are opened, and are opened up and set between 1 bottom end of 1.3 lower end of boss and cabinet, and
1.3 the first air inlet hole of following settings 1.2 of boss, the first air inlet hole 1.2 and outside air effectively contact, it is ensured that the first air inlet
The air inlet in hole 1.2 is smooth.
5 side of power supply fixed plate is equipped with the vertical wall 5.1 that keeps out the wind.Power supply 4 and power supply fixed plate 5 close to hot wind component,
5 side of power supply fixed plate is equipped with the vertical wall 5.1 that keeps out the wind, and can prevent in the heat transfer of cavity 2 to power supply 4, and be convenient for
Power supply 4 is blowed into the cold wind concentration in cabinet 1, cold wind is not easy to spread after entering cabinet 1 from the first air inlet hole 1.2.
Referring to Figure 12, the ducting system of cooking appliance further includes the second air inlet hole 7.2 being arranged in below power supply 4, and second
Air inlet hole 7.2 is connected to 2 bottom space of cavity, and 2 bottom space of cavity is connected to 1 external world of cabinet;Cooking appliance further includes and case
The door body 9 that body 1 connects, 9 bottom end of door body are equipped with third air inlet hole 9.4, and 9 lower rearward side wall of door body is equipped with the first exhaust vent 9.2, chamber
Cavity foreboard 2.3 is equipped on front side of body 2,2.3 lower part of cavity foreboard is equipped with the 4th air inlet hole 2.4 of the first exhaust vent 9.2 of connection;Case
1 bottom of body is equipped with the bottom air inlet road 1.6 of the second air inlet hole 7.2 of connection;Third air inlet hole 9.4, the first exhaust vent the 9.2, the 4th
Air inlet hole 2.4, bottom air inlet road 1.6, the second air inlet hole 7.2, power supply air entry 3.1, the air duct of gas deflation assembly 3 and air outlet 11
It is sequentially communicated, to form second source heat dissipation channel;So that a part of cold wind into door body 9 passes through bottom air inlet road 1.6, the
Two air inlet holes 7.2 enter in cabinet 1, and the part cold wind successively passes through power supply 4, power supply air entry 3.1 enters gas deflation assembly 3
Air duct, then be discharged outside cabinet 1 by scavenger fan 3.2 and air outlet 11.Into in a part of cold wind flow direction such as Figure 12 of door body 9
Shown in arrow.
Referring to Figure 13-Figure 20, cavity roof 2.1 is equipped with the smoke discharge tube 2.2 of connection cavity 2, smoke discharge tube 2.2 1
The air duct of end connection gas deflation assembly 3, the air duct of gas deflation assembly 3 is connected to by smoke discharge tube 2.2 with cavity 2, to form oil smoke
Passing away.The trend of oil smoke is as shown in arrow in Figure 13 in cavity 2.
Gas deflation assembly 3 includes hood 3.3, upper air scoop 3.4 and lower air scoop 3.5 from top to down;3.3 He of hood
Gap between upper air scoop 3.4 forms air exhaust passage 12;Gap between upper air scoop 3.4 and lower air scoop 3.5 forms collection
Wind channel 13 is equipped with flue gas guide housing 3.6 between hood 3.3 and upper air scoop 3.4, flue gas guide housing 3.6 is laterally disposed, cigarette
Gas guide housing 3.6 is equipped with air inlet flow-guiding mouth 3.7 and outlet air flow-guiding mouth 3.8, and air inlet flow-guiding mouth 3.7 is connected to smoke discharge tube 2.2,
Flue gas guide housing 3.6 is located in air exhaust passage 12, the connection of 3.8 sum aggregate wind channel 13 of outlet air flow-guiding mouth;Oil smoke in cavity 2 passes through
Case is discharged in smoke discharge tube 2.2, flue gas guide housing 3.6, collection wind channel 13, scavenger fan 3.2, air exhaust passage 13 and air outlet 11
Outside body 1;Air scoop 3.5 under the inclination of outlet air flow-guiding mouth 3.8 direction or face;Collect wind channel 13 and is equipped with more than one cold air inlet
3.9, collection wind channel 13 is connected to power supply air entry 3.1, so that cavity oil smoke, the hot wind sucked from power supply, extraneous cold wind three
It is mixed in collection wind channel 13.
Due to including extraneous cold wind in mixed gas, it is possible to the temperature of cavity oil smoke and power supply hot wind is effectively reduced,
To keep the air themperature for being discharged to 1 outside of cabinet lower, and it is unlikely to generate sense of discomfort to user.In addition, in vertical cigarette
2.2 upper end of gas discharge pipe connects lateral flue gas guide housing 3.6, and the path that flue gas is discharged is turned round, and can be prevented in cavity 2
Heat be excessively lost, improve the efficiency of oven;Moisture in one side flue gas is easy to form condensation on flue gas guide housing 3.6
Water and 2 reflux in cavity are not easy ponding to make to collect, reduce the corrosion to related device in wind channel 13.On the other hand, cigarette
Gas guide housing 3.3 is located in air exhaust passage 12, and the temperature of the wind blown out in air exhaust passage 12 is than the flue gas in flue gas guide housing 3.6
Temperature is low, is conducive to the condensate moisture in flue gas guide housing 3.6, to flow back into cavity 2, the setting structure is compact, saves
Installation space.
Upper air scoop 3.4 is equipped with the first flue gas discharge opening 3.4.1, and the first periphery flue gas discharge opening 3.4.1 is arranged with sealing
3.4.2 is enclosed, sealing ring 3.4.2 is in the gap between upper air scoop 3.4 and flue gas guide housing 3.6;It is set on lower air scoop 3.5
There is flue gas that isolated tube 3.5.1 is discharged, flue gas discharge isolated tube 3.5.1 is located in the first flue gas discharge opening 3.4.1, smoke discharge tube
2.2, which pass through flue gas, is discharged isolated tube 3.5.1;The adjacent position of first flue gas discharge opening 3.4.1 is additionally provided with the second flue gas discharge opening
3.4.3, the air inlet that the first flue gas discharge opening 3.4.1 and the second flue gas discharge opening 3.4.3 corresponds respectively to flue gas guide housing 3.6 is led
Head piece 3.7 and outlet air flow-guiding mouth 3.8.
Referring to Figure 16, cooking appliance further includes door body 9, the control panel 10 above door body 9, is located at 2 front side of cavity
Cavity foreboard 2.3, door body 9 and control panel 10 open up set between the upper and lower, and air outlet 11 is set on cavity foreboard 2.3 and is located at
Between door body 9 and control panel 10;Door body 9 is in ducted body, forms door body air inlet duct 9.1 in door body 9, and 9 bottom end of door body is equipped with the
Three air inlet holes 9.4, are equipped with the second exhaust vent 9.3 towards 1 rear of cabinet at the top of door body 9, and cavity foreboard 2.3 is equipped with connection the
5th air inlet hole 2.5 of two exhaust vents 9.3, the air duct of gas deflation assembly 3 are connected to the 5th air inlet hole 2.5, third air inlet hole 9.4,
Door body air inlet duct 9.1, the second exhaust vent 9.3, the 5th air inlet hole 2.5, the air duct of gas deflation assembly 3 and air outlet 11 are sequentially communicated,
To form door body heat dissipation channel;So that into door body 9 a part of cold wind by the second exhaust vent 9.3, the 5th air inlet hole 2.5 into
Enter the air duct of gas deflation assembly 3, then be discharged outside cabinet 1 by scavenger fan 3.2 and air outlet 11, when reducing cooking appliance work
The temperature for causing door body 9 hot.A part of cold wind into door body 9 flows to as shown by the arrows in figure 16.
Referring to Figure 17-Figure 18,2 tail portion of cavity is equipped with hot wind component, and hot wind component includes the hot wind motor 6 being connected and heat
Wind fan, cavity 2 are equipped with cavity rear wall 2.6, and the rear of cavity rear wall 2.6 is equipped with motor fixing plate 7, and hot wind motor 6 is fixed on
The rear of motor fixing plate 7 is additionally provided with motor heat shield 8,8 He of motor heat shield between motor fixing plate 7 and cavity rear wall 2.6
Hot wind motor 6 aligns, and power supply fixed plate 5 is fixed on motor fixing plate 7;Motor fixing plate 7 is located at 6 lower section of hot wind motor
Position be equipped with toward 2 direction of cavity recess recessed portion 7.1, recessed portion 7.1 be equipped with pre-and post perforative second air inlet hole 7.2, case
Body 1 further includes pedestal 1.4, and the tail end of pedestal 1.4 is equipped with flange 1.5 after the pedestal flipped up, corresponds to bottom on the downside of recessed portion 7.1
The position of flange 1.5 is equipped with connection convex closure 7.3 after seat, and the connection convex closure 7.3 of recessed portion 7.1 is connected with flange 1.5 after pedestal, with
Flange 1.5 and recessed portion 7.1 after pedestal is set to be spaced setting each other and form gap L therebetween.
Hot wind component further includes heat-generating pipe 17, and heat-generating pipe 17 and hot air fan are located at the front of cavity rear wall 2.6, hot wind electricity
Machine 6 is located at the rear of cavity rear wall 2.6, and the heat that heat-generating pipe 17 issues is blown into cavity 2 and drives in cavity 2 by hot air fan
Portion's hot wind flow.And motor fixing plate 7 and motor heat shield 8 are set, power supply fixed plate 5 is fixed on motor fixing plate 7, can be with
It effectively prevent in cavity 2 heat transfer to hot wind motor 6 and power supply 4.
The present embodiment working principle are as follows:
Exhaust passage sum aggregate wind channel is equipped in the gas deflation assembly of cooking appliance from top to down, collection wind channel is equipped with cold
Wind entrance, power supply hot wind and/or cavity oil smoke mix in collection wind channel with extraneous cold wind before discharge, to reduce discharge power supply
The temperature of hot wind and/or cavity oil smoke.
Above-mentioned is preferred embodiment of the invention, and basic principles and main features and the present invention of the invention have been shown and described
The advantages of.Those skilled in the art should be recognized that the present invention is not limited to the above embodiments, above embodiments and description
Described in merely illustrate the principles of the invention, without departing from the spirit and scope of the present invention the present invention also have it is various
Changes and improvements, these changes and improvements all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by institute
Attached the spirit and scope of the invention define.