CN213721516U

CN213721516U - Air oven

Info

Publication number: CN213721516U
Application number: CN202022222289.5U
Authority: CN
Inventors: 刘玉; 杨顺; 周刚
Original assignee: Zhongshan Youlong Electrical Appliances Co ltd
Current assignee: Guangdong Yuelong Electric Appliance Co.,Ltd.
Priority date: 2020-10-08
Filing date: 2020-10-08
Publication date: 2021-07-20
Anticipated expiration: 2030-10-08

Abstract

The application discloses air oven, it includes: the inner bag that sets gradually from inside to outside, separate heat exchanger and shell, shell and separate and form the first heat dissipation chamber outside the intercommunication between the heat exchanger, separate the second heat dissipation chamber that forms the first heat dissipation chamber of intercommunication between heat exchanger and the inner bag, still include: the heating component is arranged in the inner container, and the first heat radiation fan and the second heat radiation fan are arranged in the first heat radiation cavity. This application is through setting up first radiator fan and second radiator fan, first fan hot-blast fan can be with the hot-air of first heat dissipation intracavity discharge to the external world through the second heat dissipation chamber, the second radiator fan can take the hot-air discharge of second heat dissipation intracavity external, through setting up multiple heat radiation structure, the hot-air of guaranteeing every heat dissipation chamber can in time be discharged, avoid hot-air to gather and lead to the oven outer wall to be in the high temperature state, scald easily user and the inside electrical components of oven technical problem that damages easily under the high temperature for a long time.

Description

Air oven

Technical Field

The utility model belongs to the technical field of the electrical apparatus is made, especially, relate to an air oven.

Background

With the continuous improvement of the living standard of modern people, the requirement of people on the household life is higher and higher, various household appliances are needed to assist in completing food cooking, and an air oven is just one of the household appliances. The air oven can be used for processing cooked wheaten food, roasted meat and the like, and adds fun to the life of people. But at present the temperature rise to the oven does not carry out optimal design when designing the air oven, leads to the outer wall of air oven to be in high temperature state for a long time, and the user touches easily scalding by mistake to high temperature also leads to the inside electrical components of oven to damage easily.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

In order to overcome the above insufficiency, the utility model aims to provide an air oven to it is high to solve current air oven outer wall temperature, and the user mistake touches easy scald, and the inside electrical components of oven is in the technical problem that damages easily under the high temperature for a long time.

(II) technical scheme

In order to achieve the purpose, the technical scheme provided by the application is as follows:

an air oven, comprising: the inner bag that sets gradually from inside to outside, separate heat exchanger and shell, shell and separate and form the first heat dissipation chamber outside the intercommunication between the heat exchanger, separate the second heat dissipation chamber that forms the first heat dissipation chamber of intercommunication between heat exchanger and the inner bag, still include: the heating assembly is arranged in the inner container and used for heating food in the inner container, the first cooling fan is arranged in the first cooling cavity and used for driving hot air in the first cooling cavity to be discharged to the outside through the second cooling cavity, and the second cooling fan is arranged in the second cooling cavity and used for driving hot air in the second cooling cavity to be discharged to the outside.

This application is through setting up first radiator fan and second radiator fan, first fan hot-blast fan can be with the hot-air of first heat dissipation intracavity discharge to the external world through the second heat dissipation chamber, the second radiator fan can take the hot-air discharge of second heat dissipation intracavity external, through setting up multiple heat radiation structure, the hot-air of guaranteeing every heat dissipation chamber can in time be discharged, avoid hot-air to gather and lead to the oven outer wall to be in the high temperature state, scald easily user and the inside electrical components of oven technical problem that damages easily under the high temperature for a long time.

In some embodiments, the heating assembly is arranged at the top of the inner container, the heat shield is arranged at the top of the inner container and forms a first heat dissipation cavity with the top of the inner container, the outer shell is arranged at the outer sides of the heat shield and the inner container and forms a second heat dissipation cavity with the heat shield and the outer wall of the inner container, the temperature of the heating assembly is mainly derived from the heating assembly, the shape of the heat shield is optimized in the embodiments, when the heating assembly works, the temperature of the heating assembly is mainly and intensively conducted to the first heat dissipation cavity, the first heat dissipation fan can quickly discharge the heat dissipated by the heating assembly outwards, meanwhile, part of the heat of the outer wall of the first heat dissipation cavity and the outer wall of the inner container can also be conducted to the second heat dissipation cavity through the outer wall to cause the temperature of the outer shell to rise, the second heat dissipation fan can dissipate the heat conducted to the second heat dissipation cavity outwards to avoid the overhigh temperature of the outer wall of the oven, the embodiments perform efficient heat dissipation for the higher temperature around the heating assembly, the heat dissipation efficiency can be improved.

In some embodiments, the heat shield is provided with a convection hole which is communicated with the first and second heat dissipation cavities, when the heat shield works, under the driving of the first heat dissipation fan, part of air in the second heat dissipation cavity enters the first heat dissipation cavity from the convection hole, and hot air in the first heat dissipation cavity is pushed to flow to the exhaust channel, so that the hot air in the first heat dissipation cavity flows fast to exchange heat with the outside, and the heat dissipation efficiency of the first heat dissipation cavity is improved.

In some embodiments, further comprising: the aviation baffle, wherein, the shell includes: the casing and the upper cover are covered on the casing, the middle part of the air deflector is provided with a through hole, the edge of the air deflector extends outwards to a ventilation gap between the casing and the upper cover, and after the air deflector is arranged, hot air in the second heat dissipation cavity has directivity when flowing, can be quickly discharged to the outside, and further improves the heat dissipation efficiency.

In some embodiments, the heating assembly is disposed on the top of the inner container, the heat shield cover is disposed on the top of the inner container to form a first heat dissipation chamber with the top of the inner container, and the outer cover is disposed on the outer sides of the heat shield and the inner container to form a second heat dissipation chamber with the heat shield and the outer wall of the inner container. The shape of the heat shield is optimized, the first cooling fan can concentrate and quickly dissipate heat dissipated by the heating assembly outwards, and the heat dissipation efficiency is improved.

In some embodiments, the heat shield is provided with an exhaust channel communicating the first heat dissipation chamber and the exhaust port, and air in the first heat dissipation chamber can be directly exhausted to the outside through the exhaust channel.

In some embodiments, the aperture size of the convection hole is 5-10cm, and the aperture size of the convection hole is optimized, so that the air in the second heat dissipation cavity can smoothly flow into the first heat dissipation cavity to push the hot air in the first heat dissipation cavity to flow.

In some embodiments, the heating assembly comprises: the heating tube and the heating fan arranged above the heating tube can drive hot air generated by the heating tube to circularly flow in the inner container to heat food when the heating fan rotates.

In some embodiments, further comprising: the driving motor is arranged in the first heat dissipation cavity or the second heat dissipation cavity, the rotating shaft of the driving motor rotates simultaneously with the heating fan, the first heat dissipation fan and the second heat dissipation fan, the three fans can be driven to rotate simultaneously through the driving motor, the driving structure is simple, the supporting cost is low, and the maintenance is convenient.

Drawings

Figure 1 is a first perspective view, in cross-section, of an air oven of the present invention;

FIG. 2 is a second perspective view, in cross-section, of the air oven of the present invention;

fig. 3 is an exploded view of the air oven of the present invention.

Reference numerals:

1. an upper cover; 2. an air deflector; 3. a housing; 4. a second heat dissipation fan; 5. a drive motor; 6. a power panel; 7. an air outlet; 8. a heat shield; 9. a first heat dissipation fan; 10. a heating assembly mounting cover; 11. a motor shaft sleeve; 12. a heating fan; 13. a heat generating tube; 14. a control panel; 15. an inner container; 16. a first heat dissipation chamber; 17. a second heat dissipation chamber.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

Referring to fig. 1 to 3, the present invention provides an air oven, which includes: inner bag 15, thermal-insulated 8 and the shell that set gradually from inside to outside, shell and form the first heat dissipation chamber 16 that communicates the external world between the thermal-insulated 8, form the second heat dissipation chamber 17 of the first heat dissipation chamber 16 of intercommunication between thermal-insulated 8 and the inner bag 15, still include: the heating component is arranged in the inner container 15 and used for heating food in the inner container 15, the first heat radiation fan 9 is arranged in the first heat radiation cavity 16 and used for driving hot air in the first heat radiation cavity 16 to be discharged to the outside through the second heat radiation cavity 17, and the second heat radiation fan 4 is arranged in the second heat radiation cavity 17 and used for driving hot air in the second heat radiation cavity 17 to be discharged to the outside.

Specifically, when the oven works, the inner container 15 heats, the temperature of the inner container 15 is conducted to the first heat dissipation cavity 16, and the temperature in the first heat dissipation cavity 16 is conducted to the second heat dissipation cavity 17, so that the outer wall of the whole oven is in a high-temperature state.

This application is through setting up first radiator fan 9 and second radiator fan 4, first fan hot-blast fan can be with in the first heat dissipation chamber 16 discharge to the external world through second heat dissipation chamber 17, second radiator fan 4 can take the external world with the hot-air outgoing in the second heat dissipation chamber 17, through setting up multiple heat radiation structure, guarantee that the hot-air in every heat dissipation chamber can in time discharge, avoid hot-air to gather and lead to the oven outer wall to be in high temperature state, scald the technical problem that user and the inside electrical components of oven damaged easily under being in high temperature for a long time easily.

Specifically, the heating assembly is arranged at the top of the inner container 15, the heat shield 8 covers the top of the heat shield 8 to form a first heat dissipation cavity 16 with the top of the inner container 15, the outer cover is arranged on the outer sides of the heat shield 8 and the inner container 15 to form a second heat dissipation cavity 17 with the heat shield 8 and the inner container 15. More specifically, the inner container 15 includes a container wall and a heating unit installation cover 10 provided on the container wall, the heat shield 8 is locked to the heating unit installation cover 10 by a fixing member, the outer casing is provided on the outside and the control panel 14 is installed on the outer casing.

Heating element's temperature mainly derives from heating element, the shape of heat exchanger 8 has been optimized to this embodiment, in operation, heating element's temperature mainly concentrates the conduction to first heat dissipation chamber 16, first radiator fan 9 can outwards give off the radiating heat of heating element fast, the partial heat of first heat dissipation chamber 16 outer wall and the 15 outer walls of inner bag also can be conducted to second heat dissipation chamber 17 through the outer wall simultaneously, lead to the shell temperature to rise, second radiator fan 4 outwards gives off the heat of conducting to second heat dissipation chamber 17, avoid oven outer wall high temperature, the higher high-efficient heat extraction that carries out of this embodiment needle heating element ambient temperature, can improve the radiating efficiency. The first heat dissipation chamber 16 is not easily set too large to avoid heat dispersion and concentrated heat dissipation.

Specifically, an air outlet 7 is arranged on the shell, an air exhaust channel communicated with the first heat dissipation cavity 16 and the air outlet 7 is arranged on the heat shield 8, and the temperature in the first heat dissipation cavity 16 can be exhausted outwards through the air exhaust channel through the air outlet 7.

Preferably, this application has seted up the convection current hole on heat exchanger 8, specifically at heat exchanger 8's up end, and is specific, and first radiator fan 9 sets up in the convection current hole, and the oven during operation, first radiator fan 9 rotates, drives a part air admission to first heat dissipation chamber 16 in second heat dissipation chamber 17 for form the atmospheric pressure difference in first heat dissipation chamber 16, promote the hot-air in the first heat dissipation chamber 16 to the passageway flow of airing exhaust. The convection holes are beneficial to improving the air fluidity of the first heat dissipation cavity 16, and further accelerating the heat dissipation efficiency of the first heat dissipation cavity 16.

Preferably, the aperture of the convection hole is optimized to be 5-10cm, so that the air in the second heat dissipation chamber 17 can smoothly flow into the first heat dissipation chamber 16 to push the hot air in the first heat dissipation chamber 16 to flow.

Specifically, the shell comprises casing 3 and upper cover 1 that the lid was established on casing 3, and is preferred, and this application has still set up aviation baffle 2, and is concrete, and the through-hole is seted up at aviation baffle 2 middle part and the edge outwards extends to the ventilation gap between casing 3 and the upper cover 1, sets up aviation baffle 2 back, has more the directionality during hot-air flow in the second heat dissipation chamber 17, can discharge to the external world fast, further improves the radiating efficiency.

Preferably, an air outlet 7 may be disposed on the housing, which is beneficial to discharging hot air from the second heat dissipation chamber 17, and further improves heat dissipation efficiency.

Specifically, the heating assembly includes: the heating tube 13 and the heating fan 12 disposed above the heating tube 13 can drive the hot air generated by the heating tube 13 to circularly flow in the inner container 15 to heat the food when the heating fan 12 rotates.

In some embodiments, further comprising: driving motor 5 is connected with power strip 6, and driving motor 5 sets up in first heat dissipation chamber 16 or second heat dissipation chamber 17, and driving motor 5 passes through axis of rotation and motor shaft sleeve 11 and rotates simultaneously with heating fan 12, first radiator fan 9 and second radiator fan 4, can drive three fan rotation simultaneously through a driving motor 5, and drive simple structure supports with low costs, the maintenance of being convenient for.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. An air oven, comprising: inner bag (15), thermal-insulated cover (8) and the shell that sets gradually from inside to outside, the shell with form outside first heat dissipation chamber (16) of intercommunication between thermal-insulated cover (8), thermal-insulated cover (8) with form the intercommunication between inner bag (15) the second heat dissipation chamber (17) in first heat dissipation chamber (16) still include: the heating assembly is communicated with the inner container (15), the heating assembly is arranged in the first heat dissipation cavity (16) and used for driving a first heat dissipation fan (9) which discharges hot air in the first heat dissipation cavity (16) outwards and a second heat dissipation fan (4) which discharges hot air in the second heat dissipation cavity (17) outwards and is arranged in the second heat dissipation cavity (17) and used for driving the hot air in the second heat dissipation cavity (17) outwards.

2. The air oven according to claim 1, characterized in that the top end of the heat shield (8) is provided with a convection hole communicating with the first and second heat dissipation cavities (17).

3. The air oven of claim 1 or 2, further comprising: -a wind deflector (2), wherein the housing comprises: the radiator comprises a shell (3) and an upper cover (1) covering the shell (3), wherein a through hole surrounding the second radiating fan is formed in the middle of the air deflector (2), and the edge of the air deflector extends upwards in an inclined mode to a ventilation gap between the shell and the upper cover (1).

4. The air oven according to claim 3, characterized in that the heating element is arranged on top of the inner container (15), the heat shield (8) is arranged on top of the inner container (15) forming a first heat dissipation chamber (16) with the top of the inner container (15), and the outer shell is arranged outside the heat shield (8) and the inner container (15) forming a second heat dissipation chamber (17) with the outer walls of the heat shield (8) and the inner container (15).

5. The air oven according to any one of claims 1-2, 4, characterized in that the housing is provided with an air outlet (7), and the heat shield (8) is provided with an air outlet channel communicated with the air outlet (7).

6. The air oven of claim 2, wherein the convection hole has a pore size of 5-10 cm.

7. The air oven of claim 1, wherein the heating assembly comprises: the heating device comprises a heating pipe (13) and a heating fan (12) arranged above the heating pipe (13), wherein the heating fan (12) rotates to drive hot air heated by the heating pipe (13) to circularly flow in the inner container (15).

8. The air oven of claim 7, further comprising: driving motor (5), driving motor (5) set up in first heat dissipation chamber (16) or second heat dissipation chamber (17), the axis of rotation of driving motor (5) passes inner bag (15) first heat dissipation chamber (16) and second heat dissipation chamber (17) respectively with heating fan (12) first radiator fan (9) and second radiator fan (4) are connected simultaneously.