CN207755119U - A kind of multiple duct cooling system and the oven with the system - Google Patents
A kind of multiple duct cooling system and the oven with the system Download PDFInfo
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- CN207755119U CN207755119U CN201720792720.5U CN201720792720U CN207755119U CN 207755119 U CN207755119 U CN 207755119U CN 201720792720 U CN201720792720 U CN 201720792720U CN 207755119 U CN207755119 U CN 207755119U
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Abstract
The utility model provides a kind of multiple duct cooling system and the oven with the system, wherein the multiple duct cooling system includes：Air duct, the air duct includes door body air duct, cavity air duct and shell air duct, the door body air duct includes the first door body air duct and the second door body air duct being arranged in the oven door, the cavity air duct includes the first cavity air duct, the second cavity air duct and the third cavity air duct for being arranged in oven cavity and being located above heating room, and the shell air duct is formed by the space between heating chamber outer wall and toaster case.Technical solution provided by the utility model, heat utilization ratio is high, heat dissipation effect is notable, reasonable for structure, safety coefficient is high.
Description
Technical field
The utility model is related to the cooling system field of built-in type oven more particularly to a kind of multiple duct cooling systems and tool
There is the oven of the system.
Background technology
Now, as people increase the attention rate for baking field and the country bakes greatly developing for industry, domestic market
The demand of built-in type oven is also accordingly increased.And currently, the kitchen finishing material of most consumers is substantially with timber, trimerization
Based on the combustible materials such as cyanamide plate, plastics sucking plate, paint plate.In order to increase the safety coefficient that consumer uses built-in type oven,
Prevent or reduce the possibility for causing fire because using oven, it is necessary to provide that heat dissipation performance is more preferable, safety is higher
Built-in type oven, correspondingly, to the cooling system of built-in type oven, also just more stringent requirements are proposed.
Currently, the built-in type oven cooling system design structure existing defects of commercial type, Duct design is unreasonable, makes
The heat generated during use cannot be given out in time by obtaining built-in type oven, and oven shell and oven door is caused to heat up
Height does not effectively improve safety coefficient not only, is also easy to scald user, it could even be possible to causing oven door because heating is excessively high
The self-destruction of body glass.
Specifically, first, if domestic Authorization Notice No. is CN201790601U, a kind of entitled practicality of heat dissipation system of oven
New patent discloses a kind of heat dissipation system of oven, including oven body, and the heat dissipation being provided in oven body around liner is led to
The top in road, the heat dissipation channel is provided with a cooling fan.Above-mentioned heat dissipation channel includes the door being arranged in the door body of oven body
Body channel, oven body top plate and liner between be arranged between the back plate and liner in top plate channel and oven body that are arranged
Rear board channel, top plate channel is connected with rear board channel, and the junction in top plate channel and rear board channel is arranged in cooling fan；
One gap is formed at the door body top of oven body and the control panel lower part of oven body, which doubles as the outlet air in top plate channel
Mouthful.The lower part of above-mentioned back plate is provided with ventilation opening, and ventilation opening is connected with rear board channel.Door body channel is arranged in a vertical direction,
Door body channel is connected with gap.There are the following problems for the technical solution that the utility model provides：1. due to door body channel and
Gap is connected, which also serves as the air outlet in top plate channel, and this structure design causes high temperature air in door body can only be according to sky
Aerodynamics principle drives high temperature air in door body to discharge by the hot-air being discharged from gap location, and cannot be directly in wind turbine
Strong impetus effect under be quickly discharged out of door body, heat dissipation effect is bad；And multistory steel structure is not provided in door body,
Heat insulation is bad, is easy to scald user because door body heating is excessively high.2. since structure design is that top plate channel and back plate are logical
Road is connected, and under the effect of wind turbine power, the cold air entered from rear board channel and the hot-air being discharged from top plate channel do not have
The good each self-operating in path, be readily mixed into instead together cannot effectively each self-operating, to reduce cooling fan
Radiating efficiency.
Secondly, such as domestic Authorization Notice No. is CN201207607U, and a kind of entitled built-in electric oven pair air duct cycle dissipates
The utility model patent of hot systems discloses a kind of double air duct cycle cooling systems of built-in electric oven, includes mainly oven sheet
Body 1 and glass door 3 are equipped with oven cavity 2 in oven body 1, it is characterised in that：The oven body 1 includes top plate 1-
1, bottom plate 1-2 and back plate 1-3, is provided with heat-generating pipe 10 in oven cavity 2, is equipped between oven cavity 2 and top plate 1-1
Top plate air duct, top plate air duct include hot-flow flue 7 and cold air duct 8, and 2 transit chamber body heat air port 9 of oven cavity is connected with hot-flow flue 7
Logical, hot-flow flue 7 is connected with the hot air outlet 4 of 3 upper position of glass door；After being equipped between oven cavity 2 and back plate 1-3
Plate air duct 12 is equipped with bottom plate air duct 14 between oven cavity 2 and bottom plate 1-2, and the bottom plate on bottom plate air duct 14 and bottom plate 1-2 is logical
Air port 15 is connected；Glass door air duct 6 is provided in glass door 3, the top in glass door air duct 6 is connected with cold air duct 8, glass
The bottom in glass tradition of a family road 6 is connected with air outlet 5；The junction in top plate air duct and back plate air duct 12 is provided with cooling fan
11, oven cavity 2, cavity hot-air mouth 9, hot-flow flue 7 and hot air outlet 4 are driven by cooling fan 11 and constitute heat dissipation channel, bottom
Plate ventilation opening 15, bottom plate air duct 14, back plate air duct 12, cooling fan 11, cold air duct 8, glass door air duct 6 and air outlet 5 are constituted
Cold air duct.There are the following problems for the technical solution that the utility model provides：1. 2 transit chamber body heat air port 9 of oven cavity and heat
Air duct 7 is connected, and the heat of oven cavity 2 is easy transit chamber body heat air port 9 and is lost in, when the needs of oven cavity 2 are rapidly heated
Or when maintaining very high temperature that could bake food, this kind of structure design be unfavorable for 2 temperature of oven cavity maintenance or
Person's rapid increase be easy to cause heat losses to influence Baking Effect.2. the top in glass door air duct 6 is connected with cold air duct 8
It is logical, when glass door heating is excessively high or too fast, by making the hot-air in glass door only logical under the driving of cooling fan 11
It crosses glass door air duct 6 and glass door is discharged, radiating mode is single, easily causes the self-destruction of glass door.
Again, if domestic Authorization Notice No. is CN203524504U, the utility model patent of entitled built-in electric oven, public affairs
A kind of built-in electric oven have been opened, including has been internally provided with the babinet 8 of liner 4, the side of babinet 8 is equipped with chamber door 5 hinged therewith,
It is characterized in that：The top of the liner 4 is equipped with upper layer air duct and lower layer air duct, and the top of the babinet 8 is equipped with wind turbine 10, wind
The inlet end of machine 10 is connected to lower layer air duct, and the exhaust end of wind turbine 10 is connected to upper layer air duct, the doorframe 3 of the babinet 8 it is upper
Portion is equipped with air inlet 2 and exhaust outlet 1, and air inlet 2 is connected to lower layer air duct, and exhaust outlet 1 is connected to upper layer air duct, the chamber door
5 are equipped with venting channels 6 up and down；When the chamber door 5 is closed, the upper end blow vent of the venting channels 6 with it is described into
Gas port 2 is connected to.There are the following problems for the technical solution that the utility model provides：The venting channels 6 of chamber door 5, radiating mode is single,
Chamber door 5 is easy to scald user because heating is excessively high or too fast；Upper layer air duct and lower layer air duct above liner cannot be guaranteed
The comprehensive heat dissipation effect of entire oven fuselage.
Finally, such as domestic Publication No. CN101292841A, a kind of entitled application for a patent for invention of oven disclose one kind
Oven includes the internal babinet for being formed with barbecue cavity, positioned at the positive front frame of babinet and can be opened and closed the oven door of cavity and set
Set the panel above oven door, wherein babinet is equipped with ventilation hole, has gap, the oven between oven door and panel
Door includes again external door panel and the internal hilar plate positioned at external door panel back, and the cooling of upper and lower ventilation opening is formed between inside and outside door-plate
Channel；It is provided with a cover board above the cavity simultaneously, being constituted between the cover board and chamber outer wall has the air duct with import and export,
And the wind turbine by the air-flow in the air duct from the outlet of import flow direction is provided in the babinet, it is characterised in that：Described
Through-hole corresponding with the gap and upper ventilation opening is provided in front frame, and the import in the air duct is then corresponding with the through-hole,
The lower ventilation opening of the cooling duct, gap is set to respectively become the first air inlet and the second air inlet, the ventilation on the babinet
Mouth becomes air outlet.There are the following problems for the technical solution that the utility model provides：It is formed between inside and outside door-plate upper and lower logical
The cooling duct in air port is provided with through-hole corresponding with the gap and upper ventilation opening, this kind of structure design in the front frame
So that the high temperature air in oven door can only be cold by what is entered from gap location by upper ventilation opening and according to aerodynamic principle
High temperature air enters air duct and is recycled in air driven door body, and cannot be directly under the effect of the strong impetus of wind turbine from oven
It is quickly discharged in door, heat dissipation effect is bad.
Utility model content
In order to solve the problems, such as prior art, a kind of heat utilization ratio of the utility model offer is high, radiates
Significant effect, the multiple duct cooling system that reasonable for structure, safety coefficient is high and the oven with the system.
The utility model provides a kind of multiple duct cooling system and the oven with the system, and its technical solution is as follows：
A kind of multiple duct cooling system, including：
Air duct, the air duct include door body air duct, cavity air duct and shell air duct, and the door body air duct includes being arranged in institute
State the first door body air duct and the second door body air duct in oven door, the cavity air duct includes being arranged in oven cavity and position
The first cavity air duct, the second cavity air duct and third cavity air duct above heating room, the shell air duct are outdoor by heating
Space between wall and toaster case is formed；
Cooling fan, the cooling fan are arranged in oven cavity and above the heating rooms, and by described the
Wind in one cavity air duct, the second cavity air duct and shell air duct is discharged into third cavity air duct；
Air inlet of air duct, the air inlet of air duct include door body air inlet of air duct, cavity air inlet of air duct and shell air duct
Air inlet, the door body air inlet of air duct include the first door body air inlet of air duct and the second door body air duct being arranged in door body bottom
Air inlet, the cavity air inlet of air duct include the first cavity air inlet of air duct being arranged in oven front frame, the second cavity wind
Road air inlet and the third cavity air inlet of air duct being connected with the cooling fan, the shell air inlet of air duct setting exist
In the toaster case；
Duct outlet, the duct outlet include door body duct outlet, cavity duct outlet and shell air duct
Air outlet, the door body duct outlet include the first door body duct outlet being arranged at the top of door body and the second door body air duct
Air outlet, the cavity duct outlet include being arranged in the third cavity air duct of the oven control panel and door body gap location
Air outlet, the first cavity duct outlet being connected with the cooling fan and the second cavity duct outlet, the shell
Duct outlet is connected with the cooling fan.
A kind of multiple duct cooling system provided by the utility model and the oven with the system can also include following attached
Belong to technical solution：
Wherein, when oven door is closed, first door body air duct and/or second door body air duct with
First cavity air duct is connected, and first door body air duct and/or second door body air duct and second cavity
Air duct is connected.Aforementioned includes five kinds of structure designs：One, first door body air duct and second door body air duct and described the
One cavity air duct is connected, and first door body air duct and second door body air duct are connected with second cavity air duct
It is logical；Two, first door body air duct is connected with first cavity air duct, and first door body air duct and second chamber
Body air duct is connected, and second door body air duct could be provided as being connected with cavity air duct, may be set to be not with cavity
Air duct is connected；Three, first door body air duct is connected with first cavity air duct, and second door body air duct and institute
The second cavity air duct is stated to be connected, i.e., first door body air duct, the second door body air duct respectively with first cavity air duct,
Two cavity air ducts are connected, and could be provided as being disconnected with each other between first door body air duct and the second door body air duct or
It interconnects；Four, second door body air duct is connected with first cavity air duct, and first door body air duct with it is described
Second cavity air duct is connected；Five, second door body air duct is connected with first cavity air duct, and second door body
Air duct is connected with second cavity air duct, and first door body air duct could be provided as being connected with cavity air duct, also may be used
To be set as with cavity air duct not being connected.Preferably, the utility model uses the first above-mentioned structure design, this structure to set
Meter so that the first door body air duct and the second door body air duct in heat both can with a small range mutually conduction, convection current, to keep away
Exempt to be not easy scald user caused by being discharged or oven door self-destruction phenomenon because oven door heating is excessively high, and can be very
Ensure that the heat needed for oven heat room is not spread easily well, improve heat utilization efficiency, the power consumption of oven is made to reduce, realizes
Energy-efficient purpose.
Wherein, first door body air duct includes inner layer glass and middle layer glass, during second door body air duct includes
Interbed glass and glass outer, glass outer top level height and third cavity duct outlet bottom level height
It flushes.Preferably, the door body air duct is not connected to third cavity air duct, i.e., the described door body air duct only with the first cavity air duct
And/or second cavity air duct be connected.This structure design ensure that first door body air duct and/or the second door body wind
Hot-air in road can flow as soon as possible under the driving of cooling fan takes away heat, to more effectively reduce oven
The temperature of door body prevents scald user, reduces the possibility of oven door self-destruction, improves the heat dissipation effect of cooling fan
Rate keeps product more energy efficient.Usually, oven door handle is mounted on the following distance on oven door glass outer top
There are certain distance, and the glass outer top in place, i.e. oven door handle with third cavity duct outlet in vertical direction
End level height is flushed with third cavity duct outlet bottom level height, ensures that go out from third cavity air duct in this way
The heat of air port discharge is not only not scald user, but also can not be restricted by glass outer top level height and not change heat
It is smoothly discharged out oven under the premise of air discharge path.
Wherein, first cavity air duct includes upper thermal insulation board and leeward guidance tape, and second cavity air duct includes leeward
Guidance tape and middle air duct board, third cavity air duct include middle air duct board and windward guidance tape, one end setting of the middle air duct board
In the bottom of third cavity air inlet of air duct.This kind of structure design ensure that first cavity air duct and/or described second
Cavity air duct can be relatively isolated open with third cavity air duct, first cavity air duct and/or the second cavity wind
The hot-air in road, which is entered by the first cavity duct outlet and/or the second cavity duct outlet in cooling fan, to carry out
Cycle, then enter in third cavity air duct through the third cavity air inlet of air duct, oven is then discharged.This kind is relatively solely
Vertical cavity Duct design avoids that heat phase counterdiffusion between each cavity air duct, heat cannot be effective caused by conduction
Discharge, improves the working efficiency of cooling fan.
Wherein, the quantity of the shell air inlet of air duct is multiple.
Wherein, the door body air inlet of air duct is connected with shell air duct.Preferably, before the oven frame bottom be equipped with it is logical
Hole so that door body air inlet of air duct is connected with the shell air duct for being wherein located at oven lower part.
Wherein, the heating chamber outer wall includes the upper thermal insulation board, rear thermal insulation board and lower thermal insulation board, the heating chamber outer wall
There is space between heating room.Preferably, first cavity air duct includes the upper thermal insulation board, described to be wherein located at oven
The shell air duct on top includes the upper thermal insulation board, it is described wherein be located at oven lower part shell air duct include it is described under it is heat-insulated
Plate, the shell air duct for being wherein located at oven rear portion includes rear thermal insulation board.Have between the heating chamber outer wall and heating room
The structure design in space both relatively ensure that the heat insulation between the heating room and the toaster case, to avoid oven
Shell easily causes fire because bulk temperature is excessively high, and can ensure that heating room institute calorific requirement is not to be lost in excessively well,
Improve heat utilization efficiency.
Wherein, the toaster case includes upper cover plate, rear baffle, side plate and bottom plate, the shell air inlet of air duct setting
On at least one on the upper cover plate, rear baffle, side plate and bottom plate.Preferably, the shell air inlet of air duct setting exists
On the rear baffle, side plate and bottom plate.
Wherein, it is provided with wind deflector in the oven door.Preferably, in order to preferably by first door body air duct
And/or the second hot-air in door body air duct drains into first cavity air duct and/or second cavity air duct, it is described
Oven door top is provided with wind deflector, and the wind deflector has arc type structure, wherein one end of the wind deflector is arranged in institute
The top for stating middle layer glass top, when oven door in the closure state, the other end of the wind deflector and the leeward
One end of guidance tape is corresponding.
Wherein, the oven uses multiple duct cooling system as described above.
Description of the drawings
Fig. 1 is that oven multiple duct system and air flow to schematic diagram.
Fig. 2 is that the air in the shell air duct of oven side flows to schematic diagram.
Specific implementation mode
Technical solution provided by the utility model is described further below in conjunction with specific implementation mode：
Shown in referring to Fig. 1 and Fig. 2, a kind of multiple duct cooling system, including：
Air duct, the air duct include door body air duct, cavity air duct and shell air duct, and the door body air duct includes being arranged in institute
The the first door body air duct 31 and the second door body air duct 32 in oven door 3 are stated, the cavity air duct includes being arranged in oven cavity 4
First cavity air duct 41, the second cavity air duct 42 and third cavity air duct 43 interior and above heating room 5, the shell wind
Road is formed by the space between heating chamber outer wall 51 and toaster case 1；
Cooling fan 6, the setting of the cooling fan 6 is in the oven cavity 4 and above the heating room 5, and by institute
The wind stated in the first cavity air duct 41, the second cavity air duct 42 and shell air duct is discharged into third cavity air duct 43；
Air inlet of air duct, the air inlet of air duct include door body air inlet of air duct, cavity air inlet of air duct and shell air duct
Air inlet, the door body air inlet of air duct include the first door body air inlet of air duct and the second door body air duct being arranged in door body bottom
Air inlet, the cavity air inlet of air duct include the first cavity air inlet of air duct being arranged in oven front frame 2, the second cavity wind
Road air inlet and the third cavity air inlet of air duct being connected with the cooling fan 6, the shell air inlet of air duct setting
In the toaster case 1；
Duct outlet, the duct outlet include door body duct outlet, cavity duct outlet and shell air duct
Air outlet, the door body duct outlet include the first door body duct outlet being arranged at the top of door body and the second door body air duct
Air outlet, the cavity duct outlet include the third cavity wind being arranged at the oven control panel and door body gap 7
Road air outlet, the first cavity duct outlet being connected with the cooling fan 6 and the second cavity duct outlet, the shell
Body duct outlet is connected with the cooling fan 6.
Shown in referring to Fig. 1 and Fig. 2, when oven door 3 is closed, first door body air duct 31 and/or institute
It states the second door body air duct 32 with first cavity air duct 41 to be connected, and first door body air duct 31 and/or described second
Door body air duct 32 is connected with second cavity air duct 42.Aforementioned includes five kinds of structure designs：One, first door body air duct
31 and second door body air duct 32 be connected with first cavity air duct 41, and first door body air duct 31 and described
Two door body air ducts 32 are connected with second cavity air duct 42；Two, first door body air duct 31 and the first cavity wind
Road 41 is connected, and first door body air duct 31 is connected with second cavity air duct 42, second door body air duct 32
It could be provided as being connected with cavity air duct, may be set to be and be not connected with cavity air duct；Three, first door body air duct
31 are connected with first cavity air duct 41, and second door body air duct 32 is connected with second cavity air duct 42,
I.e. first door body air duct 31, the second door body air duct 32 respectively with first cavity air duct 41,42 phase of the second cavity air duct
Connection, and could be provided as being disconnected with each other between first door body air duct 31 and the second door body air duct 32 or being mutually connected
It is logical；Four, second door body air duct 32 is connected with first cavity air duct 41, and first door body air duct 31 with it is described
Second cavity air duct 42 is connected；Five, second door body air duct 32 is connected with first cavity air duct 41, and described
Two door body air ducts 32 are connected with second cavity air duct 42, and first door body air duct 31 could be provided as and cavity air duct
It is connected, may be set to be and be not connected with cavity air duct.Preferably, the utility model is set using the first above-mentioned structure
Meter, this structure design make the heat in the first door body air duct 31 and the second door body air duct 32 both can with a small range phase
Mutually conduction, convection current, so as to avoid because oven door 3 heat up it is excessively high be not easy discharge caused by scald user or oven door
Body 3 reveals phenomenon, and can ensure that the heat needed for oven heat room 5 is not spread easily well, improves heat utilization efficiency, makes
The power consumption of oven reduces, and realizes energy-efficient purpose.
Shown in referring to Fig. 1 and Fig. 2, first door body air duct 31 includes inner layer glass 311 and middle layer glass 301, institute
State the second door body air duct 32 include middle layer glass 301 and glass outer 321,321 top level height of the glass outer with
Third cavity duct outlet bottom level height flushes.Preferably, the door body air duct does not connect with third cavity air duct 43
Logical, i.e., the described door body air duct is only connected with the first cavity air duct 41 and/or the second cavity air duct 42.This structure design is protected
The energy under the driving of cooling fan 6 of the hot-air in first door body air duct 31 and/or second door body air duct 32 is demonstrate,proved
It flows as soon as possible and takes away heat, to more effectively reduce the temperature of oven door 3, prevent scald user, reduce
The possibility that oven door 3 is revealed, improves the radiating efficiency of cooling fan 6, keeps product more energy efficient.Usually, oven door
The handle of body is mounted on the following distance on 3 glass outer of oven door, 321 top, the i.e. handle and third of oven door
Cavity duct outlet has certain distance, and 321 top level height of the glass outer and third cavity in vertical direction
Duct outlet bottom level height flushes, and ensures that the heat being discharged from third cavity duct outlet both will not in this way
In scald user, and can not be restricted before not changing hot-air discharge path by 321 top level height of glass outer
It puts and is smoothly discharged out oven.
Shown in referring to Fig. 1 and Fig. 2, first cavity air duct 41 includes upper thermal insulation board 511 and leeward guidance tape 411, described
Second cavity air duct 42 includes leeward guidance tape 411 and middle air duct board 421, and third cavity air duct 43 includes middle air duct board 421
It is set to the bottom of third cavity air inlet of air duct with one end of windward guidance tape 431, the middle air duct board 421.This kind of structure
Design ensure that first cavity air duct 41 and/or second cavity air duct 42 can be with 43 phases of third cavity air duct
To keeping apart, the hot-air in first cavity air duct 41 and/or second cavity air duct 42 passes through the first cavity wind
Road air outlet and/or the second cavity duct outlet, which enter in cooling fan 6, to be recycled, then through third cavity air duct
Air inlet enters in third cavity air duct 43, and oven is then discharged.This kind of relatively independent cavity Duct design avoids
Heat cannot effectively be discharged caused by the counterdiffusion of heat phase, conduction between each cavity air duct, improve cooling fan 6
Working efficiency.
Shown in referring to Fig. 1 and Fig. 2, the quantity of the shell air inlet of air duct is multiple.
Shown in referring to Fig. 1 and Fig. 2, the door body air inlet of air duct is connected with shell air duct.Preferably, before the oven
2 lower part of frame is equipped with through-hole so that door body air inlet of air duct is connected with the shell air duct for being wherein located at oven lower part.
Referring to Fig. 1 and Fig. 2 shown in, the heating chamber outer wall 51 including the upper thermal insulation board 511, rear thermal insulation board 512 and under
Thermal insulation board 513 has space between the heating chamber outer wall 51 and heating room 5.Preferably, first cavity air duct 41 is also wrapped
The upper thermal insulation board 511 is included, the shell air duct for being located at oven top also includes the upper thermal insulation board 511；Positioned at oven lower part
Shell air duct includes the lower thermal insulation board 513, and the shell air duct positioned at oven rear portion includes rear thermal insulation board 512.The heating room
The structure design with space both relatively ensure that the heating room 5 and the toaster case 1 between outer wall 51 and heating room 5
Between heat insulation, easily cause fire because bulk temperature is excessively high to avoid toaster case 1, and can ensure to heat well
The calorific requirement of room 5 is not to be lost in excessively, improves heat utilization efficiency.
Shown in referring to Fig. 1 and Fig. 2, the toaster case 1 includes upper cover plate 11, rear baffle 12, side plate 14 and bottom plate 13,
The shell air inlet of air duct is arranged at least one of upper cover plate 11, rear baffle 12, side plate 14 and bottom plate 13.It is preferred that
Ground, the shell air inlet of air duct are arranged on rear baffle 12, side plate 14 and bottom plate 13.
Shown in referring to Fig. 1 and Fig. 2, wind deflector 30 is provided in the oven door 3.Preferably, in order to preferably by institute
The hot-air stated in the first door body air duct 31 and/or the second door body air duct 32 drains into first cavity air duct 41 and/or institute
It states in the second cavity air duct 42,3 top of the oven door is provided with wind deflector 30, and the wind deflector 30 has arc type structure,
One end of the wherein wind deflector 30 is arranged in the top on 301 top of middle layer glass, when oven door 3 is in closed form
When state, the other end of the wind deflector 30 is corresponding with one end of the leeward guidance tape 411.
Shown in referring to Fig. 1 and Fig. 2, the oven uses multiple duct cooling system as described above.
When oven is in running order, the cooling fan 6 rotates counterclockwise, drives the door body air duct, described the
Hot-air flowing in one cavity air duct 41, second cavity air duct 42 and shell air duct, passes through third cavity air duct
43, oven is discharged by gap 7 in the air with heat.Due to the structure design of the utility model so that oven front, after
Each air inlet of air duct in portion, lower part sucks cold air, into being recycled in heat dissipation system of oven；Since heating chamber outer wall 51 does not wrap
Side thermal insulation board is included, therefore because directly carrying out heat transfer, convection current with heat in heating room 5 in the shell air duct of oven side,
And directly enters cooling system for hot-air and recycled.
Finally it is pointed out that the utility model although having elaborated above-mentioned specific embodiment, is directed to this field
Those of ordinary skill for, it can be understood as do not depart from the principles of the present invention and spirit in the case of, can be to described
Embodiment is changed, and the scope of the utility model is limited by the attached claims extremely equivalent.
Claims (10)
1. a kind of multiple duct cooling system, it is characterised in that：Including：
Air duct, the air duct include door body air duct, cavity air duct and shell air duct, and the door body air duct includes being arranged in oven door
Internal the first door body air duct and the second door body air duct, the cavity air duct include being arranged in oven cavity and positioned at heating room
The first cavity air duct, the second cavity air duct and the third cavity air duct of top, the shell air duct is by heating chamber outer wall and oven
Space between shell is formed；
Cooling fan, the cooling fan are arranged in oven cavity and above the heating rooms, and by first chamber
Wind in body air duct, the second cavity air duct and shell air duct is discharged into third cavity air duct；
Air inlet of air duct, the air inlet of air duct include door body air inlet of air duct, cavity air inlet of air duct and shell air duct air inlet
Mouthful, the door body air inlet of air duct includes being arranged in the first door body air inlet of air duct of door body bottom and the second door body air duct air inlet
Mouthful, the cavity air inlet of air duct include the first cavity air inlet of air duct being arranged in oven front frame, the second cavity air duct into
Air port and the third cavity air inlet of air duct being connected with the cooling fan, the shell air inlet of air duct are arranged described
In toaster case；
Duct outlet, the duct outlet include door body duct outlet, cavity duct outlet and the outlet air of shell air duct
Mouthful, the door body duct outlet includes the first door body duct outlet being arranged at the top of door body and the second door body air duct outlet air
Mouthful, the cavity duct outlet include be arranged oven control panel and door body gap location third cavity duct outlet,
The the first cavity duct outlet and the second cavity duct outlet being connected with the cooling fan, shell air duct outlet air
Mouth is connected with the cooling fan.
2. multiple duct cooling system according to claim 1, it is characterised in that：When oven door is closed,
First door body air duct and/or second door body air duct are connected with first cavity air duct, and first door body
Air duct and/or second door body air duct are connected with second cavity air duct.
3. multiple duct cooling system according to claim 1, it is characterised in that：First door body air duct includes internal layer glass
Glass and middle layer glass, second door body air duct include middle layer glass and glass outer, and the glass outer top is horizontal
Height is flushed with third cavity duct outlet bottom level height.
4. multiple duct cooling system according to claim 1, it is characterised in that：First cavity air duct includes upper heat-insulated
Plate and leeward guidance tape, second cavity air duct include leeward guidance tape and middle air duct board, and third cavity air duct includes apoplexy
One end of guidance tape and windward guidance tape, the middle air duct board is set to the bottom of third cavity air inlet of air duct.
5. multiple duct cooling system according to claim 1, it is characterised in that：The quantity of the shell air inlet of air duct is
It is multiple.
6. multiple duct cooling system according to claim 1, it is characterised in that：The door body air inlet of air duct and shell wind
Road is connected.
7. multiple duct cooling system according to claim 4, it is characterised in that：The heating chamber outer wall includes rear heat-insulated
Plate, lower thermal insulation board and the upper thermal insulation board have space between the heating chamber outer wall and heating room.
8. multiple duct cooling system according to claim 1 or 5, it is characterised in that：The toaster case include upper cover plate,
Rear baffle, side plate and bottom plate, the shell air inlet of air duct be arranged the upper cover plate, rear baffle, side plate and bottom plate at least
On one.
9. multiple duct cooling system according to any one of claim 1 to 6, it is characterised in that：In the oven door
It is provided with wind deflector.
10. a kind of oven, it is characterised in that：The oven is dissipated using the multiple duct described in any one of the claims 1 to 9
Hot systems.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720792720.5U CN207755119U (en) | 2017-07-03 | 2017-07-03 | A kind of multiple duct cooling system and the oven with the system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720792720.5U CN207755119U (en) | 2017-07-03 | 2017-07-03 | A kind of multiple duct cooling system and the oven with the system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207755119U true CN207755119U (en) | 2018-08-24 |
Family
ID=63179307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720792720.5U Expired - Fee Related CN207755119U (en) | 2017-07-03 | 2017-07-03 | A kind of multiple duct cooling system and the oven with the system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207755119U (en) |
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| CN109645847A (en) * | 2019-02-15 | 2019-04-19 | 广东美的厨房电器制造有限公司 | Cooker |
| CN110192763A (en) * | 2019-06-26 | 2019-09-03 | 广东美的厨房电器制造有限公司 | Scorch two-chamber all-in-one machine |
| CN110897496A (en) * | 2019-11-29 | 2020-03-24 | 广东美的厨房电器制造有限公司 | Cooking apparatus |
| CN110916484A (en) * | 2019-11-29 | 2020-03-27 | 广东美的厨房电器制造有限公司 | Cooking utensil |
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| CN112168008A (en) * | 2020-09-30 | 2021-01-05 | 宁波方太厨具有限公司 | Electric oven |
| CN114176423A (en) * | 2021-12-31 | 2022-03-15 | 深圳市晨北科技有限公司 | Baking oven |
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| CN114305140B (en) * | 2020-09-26 | 2023-07-28 | 广东格兰仕集团有限公司 | Heat dissipation wind channel and oven of oven |
| CN112168008A (en) * | 2020-09-30 | 2021-01-05 | 宁波方太厨具有限公司 | Electric oven |
| CN112168008B (en) * | 2020-09-30 | 2022-01-14 | 宁波方太厨具有限公司 | Electric oven |
| CN112167955A (en) * | 2020-10-10 | 2021-01-05 | 广东美的厨房电器制造有限公司 | Heat dissipation assembly of cooking utensil and cooking utensil with same |
| CN114176423A (en) * | 2021-12-31 | 2022-03-15 | 深圳市晨北科技有限公司 | Baking oven |
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