CN210158498U - Air oven with improved heat dissipation system - Google Patents
Air oven with improved heat dissipation system Download PDFInfo
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- CN210158498U CN210158498U CN201920729441.3U CN201920729441U CN210158498U CN 210158498 U CN210158498 U CN 210158498U CN 201920729441 U CN201920729441 U CN 201920729441U CN 210158498 U CN210158498 U CN 210158498U
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- air
- cavity
- air inlet
- heat dissipation
- wind wheel
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 31
- 238000010438 heat treatment Methods 0.000 claims abstract description 28
- 238000007664 blowing Methods 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims 1
- 238000005485 electric heating Methods 0.000 description 3
- 241000237983 Trochidae Species 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Abstract
An air oven with an improved heat dissipation system comprises a shell, an inner container, a door body, a heating cavity with a lower opening, an air inlet cavity, a motor, an upper heat dissipation axial flow wind wheel and a lower blowing axial flow wind wheel, wherein the heating cavity is arranged on a top plate of the inner container, the air inlet cavity covers the heating cavity, the motor, the upper heat dissipation axial flow wind wheel and the lower blowing axial flow wind wheel are arranged, side air inlet holes are formed in the upper portion of a side wall plate of the shell, and a; the rear part of the air inlet cavity is provided with an air guide cavity with a lower opening, and the rear end plate of the air guide cavity is provided with an air outlet; the lower opening end of the air guide cavity is attached to the top plate of the inner container to form an air exhaust channel, an air exhaust port of the air exhaust channel is communicated with the outside through a rear back plate, and an air exhaust hole in the heating cavity is opposite to the air exhaust channel. By adopting the structure, the air of the side air inlet holes and the bottom air inlet holes enters the shell at the top of the inner container, the upper heat dissipation axial flow wind wheel is opposite to the motor, cold air enters the air inlet cavity through the motor and the air inlet holes at the top of the air inlet cavity and then is discharged through the air exhaust channel, the air exhaust is smooth, and the temperature rise of the shell is low.
Description
Technical Field
The utility model relates to an air oven.
Background
In the prior art, an air oven comprises a shell, an inner container, a door body, a heating cavity with a lower opening, an electric heating tube, a lower blowing axial flow wind wheel and a motor, wherein the heating cavity is arranged on a top plate of the inner container, and a left side gap and a right side gap are formed between a left side wall plate and a right side wall plate of the inner container and between the left side wall plate and the right side wall plate of the shell respectively; the circumference wall in the chamber that generates heat is equipped with the hole of airing exhaust, and the motor is located the top in the chamber that generates heat, and the axial compressor wind wheel of blowing down is established at the intracavity that generates heat, and the axial compressor wind wheel of blowing down is connected in the pivot of motor and is driven the axial compressor wind wheel of blowing down and rotate, produces the wind-force front and blows to electric heating tube, and the high temperature that forms circulation backward flow is hot-blast in the inner bag is hot-blast, seted up the grid inlet port on the curb plate about the shell, the high temperature air in the thermal-insulated cavity is discharged to the external through the mode of grid: the heat dissipation effect of natural heat convection, it is not smooth to exhaust, and the high temperature on shell surface can not be effectively solved, and the motor is influenced by high temperature and causes the damage.
SUMMERY OF THE UTILITY MODEL
The utility model aims at: in order to solve the problem of heat dissipation, the air oven with the improved heat dissipation system is provided, and has the characteristics of smooth air exhaust, good heat dissipation performance of the motor and low temperature rise of the shell.
The utility model discloses a realize like this: an air oven with an improved heat dissipation system comprises a shell, an inner container, a door body, a heating cavity with a lower opening, an air inlet cavity, a motor, an upper heat dissipation axial flow wind wheel and a lower blowing axial flow wind wheel, wherein the heating cavity is arranged on a top plate of the inner container, the air inlet cavity covers the heating cavity, the motor, the upper heat dissipation axial flow wind wheel and the lower blowing axial flow wind wheel; an air inlet hole is formed in a top plate of the air inlet cavity, an air exhaust hole is formed in the circumferential wall of the heating cavity, the motor is located at the upper portion of the air inlet cavity, the upper heat dissipation axial flow wind wheel is arranged in a gap between the air inlet cavity and the heating cavity, the lower blowing axial flow wind wheel is arranged in the heating cavity, and a motor shaft is connected with the upper heat dissipation axial flow wind wheel and the lower blowing axial flow wind wheel; it is characterized in that: the upper part of the side wall plate of the shell is provided with a side air inlet hole, and a bottom air inlet hole is arranged on the bottom plate between the inner container and the shell; the rear part of the air inlet cavity is provided with an air guide cavity with a lower opening, and the rear end plate of the air guide cavity is provided with an air outlet;
the lower opening end of the air guide cavity is attached to the top plate of the inner container to form an air exhaust channel, an air exhaust port of the air exhaust channel is communicated with the outside through a rear back plate, and an air exhaust hole in the heating cavity is opposite to the air exhaust channel.
The air oven with the improved heat dissipation system is characterized in that: a screw hole is formed in the rear end plate of the air guide cavity;
the back plate is provided with a mounting hole;
the exhaust part comprises a cylindrical exhaust part, an annular flange and two fixed columns arranged on the annular flange;
the annular flange is attached to the rear end plate, and the screw penetrates through a connecting hole in the annular flange to be screwed with the screw hole; the cylindrical air exhaust part is embedded with the mounting hole, and the screw penetrates through the connecting hole in the back plate to be screwed with the fixing column.
The air oven with the improved heat dissipation system is characterized in that: the side air outlet holes are distributed on the side wall plate of the shell along the front-back direction.
The air oven with the improved heat dissipation system is characterized in that: and a rear air inlet hole is formed in the back plate at the right gap.
The utility model relates to an improve cooling system's air oven owing to adopt such structure, in the wind entering inner bag top shell of side fresh air inlet, end fresh air inlet, it is relative with the motor to go up heat dissipation axial fan wheel, and cold wind gets into the air inlet chamber through the fresh air inlet at motor, air inlet chamber top, then discharges through the passageway of airing exhaust, airs exhaust smoothly, and the temperature rise of shell is low.
Drawings
Fig. 1 is one of perspective views of the present invention.
Fig. 2 is a cross-sectional view of the present invention.
Fig. 3 is a view from direction a of fig. 2.
Fig. 4 is a second perspective view of the present invention.
Fig. 5 is an exploded perspective view of the present invention.
Fig. 6 is a bottom view of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1, an air oven with an improved heat dissipation system comprises a housing 1, an inner container 2, a door 3, a heating cavity 4 with a lower opening arranged on a top plate of the inner container, an electric heating element (not shown) arranged in the heating cavity 4, an air inlet cavity 5 covering the heating cavity 4, a motor 61, an upper heat dissipation axial flow wind wheel 62, a lower blowing axial flow wind wheel 63, a frying cage 81 arranged on the inner container for rotation, an air frying disc 82 and a driving motor 83, wherein a left gap is formed between a left side wall plate of the inner container 2 and a left side wall plate of the housing 1, and a right gap is formed between a right side wall plate of the inner container 2 and a right side wall plate of the housing 1; the left gap and the right gap are communicated with the shell 1 at the top of the inner container; the drive motor 83 is disposed in the right gap; an air inlet hole 51 is formed in the top plate of the air inlet cavity 5, an air exhaust hole 41 is formed in the circumferential wall of the heating cavity 4, the motor 61 is located at the upper portion of the air inlet cavity 5 and is opposite to the air inlet hole 51, the upper heat dissipation axial flow wind wheel 62 is arranged in the gap between the air inlet cavity 5 and the heating cavity 4, the lower blowing axial flow wind wheel 63 is arranged in the heating cavity 4, and the motor shaft is connected with the upper heat dissipation axial flow wind wheel 62 and the lower blowing axial flow wind wheel 62.
A rear air inlet hole 14 is arranged on the back plate 12 at the right gap.
The upper part of the side wall plate of the shell 1 is provided with a side air inlet hole 11, and a bottom air inlet hole 13 is arranged on the bottom plate between the inner container 2 and the shell 1; the rear part of the air inlet cavity 5 is provided with an air guide cavity 52 with a lower opening, and the rear end plate of the air guide cavity is provided with an air outlet 53;
the lower opening end of the air guide cavity 52 is attached to the top plate of the inner container 2 to form an air exhaust channel, the air exhaust port of the air exhaust channel is communicated with the outside through the back plate 12 of the shell 1, and the air exhaust hole 41 on the heating cavity 4 is opposite to the air exhaust channel.
The side air inlet holes 11 are distributed in the front-rear direction on the side wall plate of the casing 1.
When the utility model is used, the motor rotates, the downdraft axial flow wind wheel 63 rotates, and the hot air in the heating cavity 4 moves downwards, such as the direction of a solid arrow; the high-temperature wet air enters the air guide channel through the air exhaust hole 41;
meanwhile, the upper heat dissipating axial flow wind wheel 62 rotates, and outside air enters the space between the top of the outer shell 1 and the top of the inner container 2 through the side air inlet holes 11 and the bottom air inlet holes and blows towards the motor, enters the air inlet cavity 5 through the air inlet holes 51 at the top of the air inlet cavity 5, and enters the air inlet cavity 5 and is discharged through the air exhaust channel, as shown in the arrow direction of air in fig. 2. The gap between the side wall plate of the inner container 2 and the side wall plate of the outer shell 1 is communicated with the upper part, so that the temperature rise of the outer shell is reduced.
A screw hole is formed in the rear end plate of the air guide cavity 52;
the back plate 12 is provided with a mounting hole 121;
the air exhaust device 7 comprises a cylindrical air exhaust part 71, an annular flange 72 and two fixed columns 73 arranged on the annular flange;
the annular flange 72 is attached to the rear end plate of the air guide cavity 52, and screws penetrate through connecting holes in the annular flange 72 and are screwed with screw holes in the rear end plate of the air guide cavity 52; the cylindrical air discharge portion 71 is fitted into the mounting hole 121, and a screw is screwed into the fixing post 73 through a connecting hole in the back plate 12.
What has been described above is only a preferred embodiment of the present invention. It should be noted that, for a person skilled in the art, several modifications and variations can be made without departing from the principle of the invention, which is also considered as the protection scope of the invention.
Claims (4)
1. An air oven with an improved heat dissipation system comprises a shell, an inner container, a door body, a heating cavity with a lower opening, an air inlet cavity, a motor, an upper heat dissipation axial flow wind wheel and a lower blowing axial flow wind wheel, wherein the heating cavity is arranged on a top plate of the inner container, the air inlet cavity covers the heating cavity, the motor, the upper heat dissipation axial flow wind wheel and the lower blowing axial flow wind wheel; an air inlet hole is formed in a top plate of the air inlet cavity, an air exhaust hole is formed in the circumferential wall of the heating cavity, the motor is located at the upper portion of the air inlet cavity, the upper heat dissipation axial flow wind wheel is arranged in a gap between the air inlet cavity and the heating cavity, the lower blowing axial flow wind wheel is arranged in the heating cavity, and a motor shaft is connected with the upper heat dissipation axial flow wind wheel and the lower blowing axial flow wind wheel; the method is characterized in that: the upper part of the side wall plate of the shell is provided with a side air inlet hole, and a bottom air inlet hole is arranged on the bottom plate between the inner container and the shell; the rear part of the air inlet cavity is provided with an air guide cavity with a lower opening, and the rear end plate of the air guide cavity is provided with an air outlet;
the lower opening end of the air guide cavity is attached to the top plate of the inner container to form an air exhaust channel, an air exhaust port of the air exhaust channel is communicated with the outside through a rear back plate, and an air exhaust hole in the heating cavity is opposite to the air exhaust channel.
2. The air oven with improved heat dissipation system of claim 1, wherein: a screw hole is formed in the rear end plate of the air guide cavity;
the back plate is provided with a mounting hole;
the exhaust part comprises a cylindrical exhaust part, an annular flange and two fixed columns arranged on the annular flange;
the annular flange is attached to the rear end plate, and the screw penetrates through a connecting hole in the annular flange to be screwed with the screw hole; the cylindrical air exhaust part is embedded with the mounting hole, and the screw penetrates through the connecting hole in the back plate to be screwed with the fixing column.
3. The air oven with improved heat dissipation system of claim 1, wherein: the side air outlet holes are distributed on the side wall plate of the shell along the front-back direction.
4. The air oven with improved heat dissipation system of claim 1, wherein: and a rear air inlet hole is formed in the back plate at the right gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920729441.3U CN210158498U (en) | 2019-05-20 | 2019-05-20 | Air oven with improved heat dissipation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920729441.3U CN210158498U (en) | 2019-05-20 | 2019-05-20 | Air oven with improved heat dissipation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210158498U true CN210158498U (en) | 2020-03-20 |
Family
ID=69793070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920729441.3U Expired - Fee Related CN210158498U (en) | 2019-05-20 | 2019-05-20 | Air oven with improved heat dissipation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210158498U (en) |
-
2019
- 2019-05-20 CN CN201920729441.3U patent/CN210158498U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200320 |