CN113080719B

CN113080719B - Cooking utensil

Info

Publication number: CN113080719B
Application number: CN202110474682.XA
Authority: CN
Inventors: 胡广川; 邓雁青; 张世罡
Original assignee: Midea Group Co Ltd; Guangdong Midea Kitchen Appliances Manufacturing Co Ltd
Current assignee: Midea Group Co Ltd; Guangdong Midea Kitchen Appliances Manufacturing Co Ltd
Priority date: 2021-04-29
Filing date: 2021-04-29
Publication date: 2022-04-22
Anticipated expiration: 2041-04-29
Also published as: CN113080719A

Abstract

The present invention provides a cooking appliance, comprising: the shell comprises a first chamber, and the first chamber is provided with an air inlet and an air outlet; the fan is arranged in the first cavity and opposite to the air inlet, and the fan is configured to drive air to flow in from the air inlet and flow out from the air outlet; protruding structure, protruding structure enclose to establish the installation cavity that has the breach in locating first cavity, and the fan is located the installation cavity, and the breach is relative and establishes with the gas outlet. According to the air conditioner, the air inlet and the air outlet are formed in the first chamber, the protruding structure and the motor are arranged in the first chamber, the motor is arranged in the protruding structure in an enclosing mode, and the protruding structure is matched with the motor to form the turbine air duct structure, so that a larger amount of room-temperature air can be sucked; the notch is reserved to protruding structure, concentrates the room temperature air to flow out, need not to increase other spare parts, reduction in production cost, has improved room temperature air outflow's intensity again, has promoted the radiating effect.

Description

Cooking utensil

Technical Field

The application belongs to the technical field of life electrical apparatus, particularly, relates to a cooking utensil.

Background

The high temperature inside the working cavity of a cooking appliance such as an oven with a heating function inevitably causes the temperature of other electric components outside the working cavity to be too high, so that the electric components are failed or damaged. In the related art, the heat dissipation motor or the heat dissipation air duct is arranged outside the working cavity to reduce the surface temperature of the electrical component outside the working cavity, so that a large amount of room-temperature air cannot be collected for concentrated heat dissipation, and the heat dissipation efficiency is low.

Disclosure of Invention

The present invention is directed to solving one of the technical problems of the prior art or the related art.

In view of the above, the present invention provides a cooking appliance, including: the shell comprises a first chamber, and the first chamber is provided with an air inlet and an air outlet; the fan is arranged in the first cavity and opposite to the air inlet, and the fan is configured to drive air to flow in from the air inlet and flow out from the air outlet; protruding structure, protruding structure enclose to establish the installation cavity that has the breach in locating first cavity, and the fan is located the installation cavity, and the breach is relative and establishes with the gas outlet.

The invention provides a cooking appliance which comprises a shell, a fan and a protruding structure. The shell comprises a first cavity and a second cavity, wherein the first cavity provides a setting space for the fan and the protruding structure; by providing a gas inlet and a gas outlet on the first chamber, a gas flow direction is provided, i.e. gas flows into the first chamber via the gas inlet and flows out of the first chamber via the gas outlet. Through set up the fan in first cavity, for drive gas flow provides power to fan and air inlet set up relatively, shortened the distance that gas was inhaled into first cavity on the one hand, accelerated the gas flow, on the other hand gas is axial inflow radial outflow relatively the motor, has prescribed a limit to the concrete direction that gas flows in first cavity with this. The bulge structure is arranged in the first chamber, the bulge structure surrounds the installation cavity with the notch, and gas is driven by the motor to flow into the first chamber and can be concentrated in the installation cavity; and the fan is located the installation intracavity, and when gaseous radial outflow through motor drive, because blocking of protruding structure, can only concentrate on breach department to flow, and then improved the gaseous flow of breach department greatly, and then also improved the gaseous intensity of flowing out of breach department greatly, the electric part that is in near breach like this can realize the cooling with the help of the powerful gaseous cooling that flows out from the breach, has avoided electric part to damage because overheated, has prolonged electric part's life.

According to the air conditioner, the air inlet and the air outlet are formed in the first chamber, the protruding structure and the motor are arranged in the first chamber, the motor is arranged in the protruding structure in an enclosing mode, and the protruding structure is matched with the motor to form the turbine air duct structure, so that a larger amount of room-temperature air can be sucked; compared with a heat dissipation motor or a heat dissipation air duct, the heat dissipation motor or the heat dissipation air duct has the advantages that the heat dissipation structure is simplified, other parts are not required to be added, the production cost is reduced, the outflow strength of the room temperature air is improved, and the heat dissipation effect is improved; meanwhile, the motor is arranged opposite to the air inlet, and the notch is arranged opposite to the air outlet, so that the flow path of the room-temperature air is greatly shortened, the flowability of the room-temperature air is accelerated, the outflow strength of the room-temperature air is enhanced, and the heat dissipation efficiency is further improved. In specific application, electrical parts such as an infrared sensor, a microwave interlocking device, a water pump, a power panel and a solenoid valve can be arranged at the notch, or the notch is aligned to the electrical part needing heat dissipation. In this application, the quantity of fan and protruding structure in the first cavity can be a set of, also can be the multiunit, does not restrict the quantity of motor and protruding mechanism.

In addition, according to the cooking utensil in the above technical solution provided by the present invention, the following additional technical features may also be provided:

in one possible design, the raised structure is volute-shaped.

In the design, the protruding structure is arranged in a volute shape and is matched with the motor, so that a turbine air duct structure is formed, a large amount of room-temperature air outside the cooking appliance flows into the turbine air duct from the air inlet, and the collection of the large amount of room-temperature air is realized. After room temperature air gathers, under motor drive, concentrate the outflow through the breach, for the electric part heat dissipation of breach department. Compared with other structures, the volute-shaped protruding structure is matched with the fan to enable the indoor temperature air to flow in a larger amount, and meanwhile, the space is more compact, so that the heat dissipation efficiency is improved, and meanwhile, the occupied space of the protruding structure is reduced. The volute-shaped convex structure is matched with the fan to play a role in guiding air flow. In a specific application, the air outlet can be kept away from a user or other electric appliances, furniture and the like so as to prevent the user from being injured, influencing the service life of the other electric appliances or furniture and the like.

In one possible design, the fan comprises: the motor is at least partially arranged in the first cavity; the first fan blade is connected with one end of an output shaft of the motor, the first fan blade rotates under the driving of the motor, and driving gas flows into the mounting cavity from the gas inlet and then is discharged from the gas outlet.

In this design, the fan includes a motor and a first fan blade. The motor is at least partially arranged in the first cavity, the first fan blades are connected with one end of an output shaft of the motor, and the first fan blades are driven by the motor to stir, so that room-temperature air is driven to flow into the mounting cavity from the air inlet and then is discharged from the air outlet. The fan blade drives the room temperature air to flow into the installation cavity, on one hand, the room temperature air can be gathered and discharged in a centralized mode to dissipate heat of an electric component needing heat dissipation, and on the other hand, the room temperature air gathered into the installation cavity can also dissipate heat of the motor. In specific application, the type of the motor is not limited, and the motor can be a shaded pole motor, a direct current motor and the like; first flabellum can install on the output shaft of motor, also can be integrated in an organic whole with direct current motor's shell, and motor housing is from taking first flabellum promptly.

In one possible design, the housing includes: the first shell comprises a working cavity and an air outlet hole, and the working cavity is communicated with the first cavity through the air outlet hole; the cover plate is connected with the first shell, the cover plate and the side wall of the first shell are enclosed to form a first cavity, and the air inlet and the air outlet are arranged on the cover plate.

In this design, the housing includes a first housing and a shroud. The cover plate is connected with the first shell, and the cover plate and the side wall of the first shell are enclosed to form a first cavity, so that a setting space is provided for the motor and the protruding structure. The first shell comprises a working cavity and an air outlet hole, and the working cavity provides a space for placing food and cooking food. The working cavity is communicated with the first cavity through the air outlet hole, so that high-temperature gas in the working cavity can be mixed with room-temperature air collected to the mounting cavity through the motor drive through the air outlet hole, heat exchange is realized, and high-temperature steam or high-temperature gas is prevented from being directly discharged to the outside of the cooking appliance to scald a user. Because the air inlet all locates on the cover plate with the gas outlet, the air inlet is relative with the motor, and protruding structure encloses establishes the motor, consequently the motor all locates on the lateral wall of first casing with protruding structure. Further, because the drive of motor, gaseous along motor axial inflow installation cavity to along the radial breach that flows out of motor, the breach is relative with the gas outlet, therefore the air inlet sets up on the different planes of cover plate with the gas outlet, has realized the gaseous flow direction of a single route like this, and then a large amount of gas is concentrated by the gas outlet and flows out, has improved heat dissipation or refrigerated efficiency.

In one possible design, the cooking appliance further comprises: and the steam outlet end of the steam generator is communicated with the working cavity.

In this design, set up steam generator through cooking utensil, steam generator's play steam end and working chamber intercommunication, the high temperature steam that steam generator produced like this can let in the working chamber through a steam end to this function that realizes cooking utensil is steamed. Specifically, when the cooking appliance cooks food, high-temperature steam generated by the steam generator is introduced into the working cavity through the steam outlet end to provide a heat source for the food, so that the food is steamed. High-temperature steam after cooking food is discharged through the air outlet and is mixed with room-temperature air collected to the mounting cavity through the driving of the motor, and heat exchange is realized. At present, for a cooking appliance with a steam function, high-temperature steam can be continuously discharged from the inside of the cooking appliance to the outside of the cooking appliance, so that a user is easily scalded, the humidity of a kitchen is increased, the service life of other electrical appliances or wooden furniture is influenced, and the like. In the specific application of the steam cooker, high-temperature steam discharged through the air outlet can be mixed with room-temperature air collected to the mounting cavity through the driving of the motor, so that the temperature of the steam discharged from the cooker is greatly reduced due to heat exchange of cold and hot air, and a user is prevented from being scalded; meanwhile, due to heat transfer between the high-temperature steam and a large amount of room-temperature air, the phenomenon that a large amount of steam overflows from a cooking appliance and diffuses to each corner in a kitchen is avoided, the humidity of the kitchen is reduced, the functions of high-temperature steam condensation and zero emission are realized, the high-temperature steam is effectively prevented from being attached to other electrical appliances or wooden furniture, and the service lives of the other electrical appliances or wooden furniture are prolonged. High-temperature steam is discharged through the air outlet hole, and the effects of high-temperature steam condensation and zero emission can be realized without adding other parts.

In one possible design, the housing further comprises: the second chamber is communicated with the working chamber and the first chamber; the cooking appliance further includes: and the hot air assembly is arranged in the second chamber and used for heating the gas in the second chamber and driving the gas in the second chamber to flow into the working chamber.

In this design, the casing still includes the second cavity, and the working chamber and first cavity of intercommunication provide the installation space for the hot-blast subassembly simultaneously. Through setting up hot air component in the second cavity to this air of heating in the second cavity realizes cooking utensil and utilizes the function of air heat culinary art food. Because the working chamber communicates with the second chamber, heated air in the second chamber can flow into the working chamber, thereby realizing the function of cooking food in the working chamber. Through hot-blast subassembly's drive, the air through heating can flow into the work intracavity fast in the second cavity for when the gas flow, accelerated the heat transfer, realized the effect of quick culinary art food.

In one possible design, the housing further comprises: the cover plate is arranged between the first shell and the cover plate, the protruding structure is arranged on the cover plate, a first cavity is formed between the cover plate and the cover plate, and a second cavity is formed between the cover plate and the first shell; the exhaust hole is formed in the cover plate, and the mounting cavity is communicated with the second cavity through the exhaust hole.

In the design, the casing still includes the apron, and the apron sets up between first casing and cover plate, forms first cavity between cover plate and the cover plate, and protruding structure sets up on the apron to form the turbine wind channel structure with the motor cooperation. Meanwhile, the cover plate and the first shell form a second cavity, so that a setting space of the hot air assembly is provided. Thus, the cover plate serves to form both the first and second chambers, i.e. the cover plate separates the first and second chambers. The exhaust hole sets up on the apron, and installation cavity and second cavity are linked together through the exhaust hole, and the high-temperature gas in the installation cavity can mix with the room temperature air that converges to the installation cavity through motor drive through the exhaust hole like this, realizes heat exchange, avoids high-temperature steam or high-temperature gas directly to discharge outside cooking utensil and scald the user.

In one possible design, the hot air assembly includes: the second fan blade is connected with the other end of the output shaft of the motor, and is driven by the motor to rotate so as to drive the air in the second chamber to flow; the heating piece is arranged around the second fan blade and used for heating the gas in the second chamber.

In this design, the hot air assembly includes a second fan blade and a heat generating member. Wherein, the second flabellum is connected with the other end of the output shaft of motor, rotate under the drive of motor, with the gaseous flow in this drive second cavity, because working chamber and second cavity intercommunication, the second flabellum can inhale the second cavity with the gas in the working chamber, and with inspiratory gaseous drive to the piece department that generates heat, utilize the piece heating gas that generates heat, the gaseous working chamber that returns along with the air current of process heating, with this circulation flow that forms gas, realize thermal transmission simultaneously, reach the effect of culinary art food. It is worth to say that one end of the motor output shaft is connected with the first fan blade, and the other end of the motor output shaft is connected with the second fan blade, that is, the motor output shaft is connected with the first fan blade and the second fan blade, the first fan blade is located in the first cavity, and the second fan blade is located in the second cavity, so that the motor output shaft penetrates through the first cavity and the second cavity, and the motor output shaft can simultaneously drive the first fan blade and the second fan blade to rotate so as to respectively drive the air in the first cavity and the air in the second cavity to flow. Through the design, on one hand, the structure of the motor is simplified, the structure of the cooking utensil is further simplified, and the production cost is reduced; on the other hand, the cooking appliance can also radiate heat of the electric part or condense high-temperature steam exhausted from the second cavity when cooking food, namely, the heating and the radiating or the condensing are carried out simultaneously, so that the radiating or condensing efficiency of the cooking appliance is greatly improved. The second fan blade is surrounded through the heating member, and the gas that flows out for the drive of second fan blade provides the heat source, realizes gaseous heating, and then reaches the effect of culinary art food.

In one possible design, the hot air assembly further comprises: the hot air cover plate is used for shielding the second fan blade and the heating piece; the hot air cover plate is provided with a first vent hole and a second vent hole, wherein the first vent hole is opposite to the second fan blade, and the second vent hole is opposite to the heating element.

In the design, the hot air assembly further comprises a hot air cover plate to shield the second fan blade and the heating part, so that on one hand, in the cooking process, part of food is prevented from touching the second fan blade or the heating part, and the second fan blade or the heating part is prevented from being dirty and even damaged; on the other hand, when the user takes out the food after cooking, the user is prevented from contacting the second fan blade which still rotates due to the driving inertia or being injured due to the fact that the heating element does not have to be cooled. The hot air cover plate is respectively provided with a first vent hole opposite to the second fan blade and a second vent hole opposite to the heating piece, so that the circular flow of air is realized. Specifically, because first air vent is relative with the second flabellum, the gaseous axial inflow second cavity along motor output shaft under the second flabellum stirs of work intracavity, and along the radial direction of second flabellum to diffusion on every side, and generate heat the piece and enclose and establish the second flabellum, the gaseous of diffusion can fully heat, the gaseous through the heating returns the work chamber along with the air current through the second air vent again, so reciprocal, the gaseous relatively low temperature constantly flows into the second cavity from the work chamber after exchanging with food heat, the gaseous relatively high temperature constantly flows into the work chamber from the second cavity through generating heat a piece, so form the air current circulation, reach the effect of culinary art food.

In one possible design, the protruding structure is provided with a groove, and the groove is recessed from a side closer to the air inlet to a side farther from the air inlet.

In this design, when the high temperature steam exhausted from the working chamber is mixed with the room temperature gas collected by the motor to the installation chamber, the high temperature steam is condensed to form water droplets due to heat exchange of the cold and hot gases. The groove is arranged on the convex structure, and the groove is arranged from the side closer to the air inlet to the side farther from the air inlet, so that water drops can be guided out through the groove, the guided water drops can be discharged to the water tank or can return to the working cavity again for recycling, the frequency of adding water by a user is reduced, and resources are saved; and can also be discharged to a waste water tank for disposal. In the present application, the number of the grooves may be one or more, and the number of the grooves is not limited.

In one possible design, the cooking appliance is an oven, a microwave oven, a steam oven, or a micro-grill.

In this design, the cooking appliance is an oven, microwave oven, steam oven, or micro-grill. Of course, the cooking appliance may also be other cooking appliances with heating function, and the application is not limited herein.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 shows a front view of a cooking appliance of an embodiment of the present invention;

fig. 2 shows a rear view of a cooking appliance of an embodiment of the present invention;

fig. 3 shows a top view of a cooking appliance of an embodiment of the present invention;

fig. 4 shows a side view of a cooking appliance of an embodiment of the present invention;

FIG. 5 is a schematic view of the structure of the invention in the direction A-A of FIG. 1;

fig. 6 shows one of the structural schematic diagrams of an exploded view angle one of the cooking appliance of the embodiment of the invention;

fig. 7 shows a second structural schematic diagram of an exploded view angle of a cooking appliance according to an embodiment of the invention;

fig. 8 shows one of the structural diagrams of the exploded view angle two of the cooking appliance according to the embodiment of the invention;

fig. 9 shows a second structural schematic diagram of an exploded view angle of the cooking appliance of the second embodiment of the invention;

fig. 10 shows one of the structural diagrams of the exploded view angle three of the cooking appliance according to the embodiment of the present invention;

fig. 11 shows a second structural schematic diagram of an exploded view angle of a cooking appliance according to an embodiment of the invention.

Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 11 is:

1 cooking utensil, 10 shells, 12 fans, 122 motors, 124 first fan blades, 14 convex structures, 142 grooves, 16 hot air components, 162 second fan blades, 164 heating elements, 166 hot air cover plates, 18 first shells, 20 cover plates, 202 air inlets, 204 air outlets, 22 cover plates, 24 exhaust holes, 26 first vent holes, 28 second vent holes, 30 first chambers, 32 mounting cavities, 34 air outlet holes, 40 working chambers and 50 second chambers.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

A cooking appliance 1 provided according to some embodiments of the present invention is described below with reference to fig. 1 to 11.

The first embodiment is as follows:

as shown in fig. 1, 2, 3, 4, 5, 6, and 7, an embodiment of the present invention provides a cooking appliance 1 including: the air conditioner comprises a shell 10, wherein the shell 10 comprises a first chamber 30, and an air inlet 202 and an air outlet 204 are arranged on the first chamber 30; a fan 12, the fan 12 being disposed within the first chamber 30, the fan 12 being disposed opposite the inlet 202, the fan 12 being configured and adapted to drive gas in from the inlet 202 and out from the outlet 204; the protruding structure 14, the protruding structure 14 is disposed in the first chamber 30, the protruding structure 14 encloses a mounting cavity 32 having a gap, and the fan 12 is located in the mounting cavity 32, the gap is disposed opposite to the air outlet 204.

The invention provides a cooking appliance 1 comprising a housing 10, a fan 12 and a raised structure 14. Wherein, the housing 10 comprises a first chamber 30 for providing a space for the fan 12 and the protruding structure 14; by providing a gas inlet 202 and a gas outlet 204 on the first chamber 30, a gas flow direction is provided, i.e. gas flows into the first chamber 30 via the gas inlet 202 and out of the first chamber 30 via the gas outlet 204. By providing the fan 12 within the first chamber 30 to provide motive force for driving the gas flow, and by providing the fan 12 opposite the inlet 202, on the one hand the distance that the gas is drawn into the first chamber 30 is reduced and the gas flow is accelerated, and on the other hand the gas flows axially into and radially out of the motor 122, thereby defining a particular direction of gas flow within the first chamber 30. By arranging the protruding structure 14 in the first chamber 30, the protruding structure 14 encloses the installation cavity 32 with a gap, and the gas driven by the motor 122 flows into the first chamber 30 and can be concentrated in the installation cavity 32; and fan 12 is located installation cavity 32, and when gaseous radial outflow through the motor 122 drive, because block of protruding structure 14, can only concentrate on breach department outflow, and then improved the gaseous flow of breach department greatly, and then also improved the gaseous intensity that flows of breach department greatly, the electric part that is in near breach like this can realize the cooling with the help of the powerful gaseous cooling that flows out from the breach, has avoided electric part to damage because overheated, has prolonged electric part's life.

According to the air conditioner, the air inlet 202 and the air outlet 204 are arranged on the first chamber 30, the protruding structure 14 and the motor 122 are arranged in the first chamber 30, the motor 122 is arranged around the protruding structure 14, and a turbine air duct structure is formed by matching the protruding structure 14 and the motor 122, so that a larger amount of room-temperature air can be sucked; compared with the heat dissipation motor 122 or a heat dissipation air duct, the heat dissipation structure is simplified, other parts are not required to be added, the production cost is reduced, the outflow strength of the air at the room temperature is improved, and the heat dissipation effect is improved; meanwhile, the motor 122 is arranged opposite to the air inlet 202, and the gap is arranged opposite to the air outlet 204, so that the flow path of the room-temperature air is greatly shortened, the mobility of the room-temperature air is accelerated, the outflow strength of the room-temperature air is enhanced, and the heat dissipation efficiency is further improved. In specific application, electrical parts such as an infrared sensor, a microwave interlocking device, a water pump, a power panel and a solenoid valve can be arranged at the notch, or the notch is aligned to the electrical part needing heat dissipation. In the present application, the number of the fans 12 and the protruding structures 14 in the first chamber 30 may be one set, or may be multiple sets, and the number of the motors 122 and the protruding structures is not limited.

As shown in fig. 6, 7, 8, 9, 10, and 11, in some embodiments, the raised structure 14 is volute-shaped.

In these embodiments, the protruding structure 14 is configured as a volute and is matched with the motor 122 to form a turbine duct structure, so that a large amount of room temperature air outside the cooking appliance 1 flows into the turbine duct from the air inlet 202, and a large amount of room temperature air is collected. After the room temperature air is gathered, the air is driven by the motor 122 to flow out through the notch in a concentrated manner, so that heat is dissipated to the electric components at the notch. Compared with other structures, the volute-shaped protruding structure 14 is matched with the fan 12 to enable the inflow amount of room-temperature air to be larger, and meanwhile, the space is more compact, so that the heat dissipation efficiency is improved, and meanwhile, the occupied space of the protruding structure 14 is reduced. The volute-shaped convex structure 14 is matched with the fan 12 to play a role in guiding air flow. In a particular application, the air outlet 204 may be kept away from the user or other appliances, furniture, etc. to prevent the user from being injured, affecting the service life of the other appliances or furniture, etc.

As shown in fig. 7, in some embodiments, the wind turbine 12 includes: a motor 122, the motor 122 being at least partially disposed within the first chamber 30; the first fan blade 124 is connected to one end of an output shaft of the motor 122, the first fan blade 124 is driven by the motor 122 to rotate, and the driving gas flows into the mounting cavity 32 from the gas inlet 202 and is then exhausted from the gas outlet 204.

In these embodiments, fan 12 includes a motor 122 and a first fan blade 124. The motor 122 is at least partially disposed in the first chamber 30, the first fan blade 124 is connected to one end of an output shaft of the motor 122, and the first fan blade 124 is driven by the motor 122 to stir, so as to drive the room temperature air to flow into the mounting cavity 32 from the air inlet 202 and then to be discharged through the air outlet 204. The fan blades drive the room temperature air to flow into the installation cavity 32, so that the room temperature air can be collected and exhausted in a centralized manner to dissipate heat of an electric component needing heat dissipation, and the room temperature air collected into the installation cavity 32 can also dissipate heat of the motor 122. In a specific application, the type of the motor 122 is not limited, and may be a shaded pole motor, a dc motor, etc.; the first fan blade 124 may be mounted on the output shaft of the motor 122, or may be integrated with the housing of the dc motor 122, that is, the housing of the motor 122 carries the first fan blade 124.

Example two:

as shown in fig. 5, 6, 7, 8, and 9, in some embodiments, the housing 10 includes: a first housing 18, the first housing 18 including a working chamber 40 and an outlet aperture 34, the working chamber 40 communicating with the first chamber 30 through the outlet aperture 34; the cover plate 20, the cover plate 20 and the first housing 18 are connected, the cover plate 20 and the side wall of the first housing 18 enclose to form a first chamber 30, and the air inlet 202 and the air outlet 204 are both arranged on the cover plate 20.

In some embodiments, the housing 10 includes a first housing 18 and a shroud 20. The cover plate 20 is connected to the first housing 18, and the cover plate 20 and the sidewall of the first housing 18 enclose a first chamber 30, thereby providing a space for the motor 122 and the protruding structure 14. The first housing 18 includes a working chamber 40 and an air outlet 34, the working chamber 40 providing a space for placing food and cooking food. The working cavity 40 is communicated with the first cavity 30 through the air outlet 34, so that high-temperature air in the working cavity 40 can be mixed with room-temperature air collected to the mounting cavity 32 through the driving of the motor 122 through the air outlet 34, heat exchange is realized, and high-temperature steam or high-temperature air is prevented from being directly discharged to the outside of the cooking appliance 1 to scald a user. Since the air inlet 202 and the air outlet 204 are both disposed on the cover plate 20, the air inlet 202 is opposite to the motor 122, and the protruding structure 14 surrounds the motor 122, the motor 122 and the protruding structure 14 are both disposed on the side wall of the first housing 10. Further, due to the driving of the motor 122, the gas flows into the mounting cavity 32 along the axial direction of the motor 122 and flows out of the gap along the radial direction of the motor 122, and the gap is opposite to the gas outlet 204, so that the gas inlet 202 and the gas outlet 204 are arranged on different planes of the cover plate 20, thereby realizing a single-path gas flow direction, and further, a large amount of gas flows out from the gas outlet 204 in a concentrated manner, thereby improving the heat dissipation or cooling efficiency.

In some embodiments, the cooking appliance 1 further comprises: and a steam outlet end of the steam generator is communicated with the working cavity 40.

In these embodiments, a steam generator (not shown) is disposed on the cooking appliance 1, and a steam outlet (not shown) of the steam generator is communicated with the working chamber 40, so that high-temperature steam generated by the steam generator can be introduced into the working chamber 40 through the steam outlet, thereby performing a steam function of the cooking appliance 1. Specifically, when the cooking appliance 1 cooks food, high-temperature steam generated by the steam generator is introduced into the working chamber 40 through the steam outlet end to provide a heat source for the food, thereby cooking the food. The high-temperature steam after cooking food is discharged through the air outlet 34 and mixed with the room-temperature air collected in the mounting cavity 32 driven by the motor 122, so that heat exchange is realized. At present, for a cooking appliance with a steam function, high-temperature steam can be continuously discharged from the inside of the cooking appliance to the outside of the cooking appliance, so that a user is easily scalded, the humidity of a kitchen is increased, the service life of other electrical appliances or wooden furniture is influenced, and the like. In the specific application of the present invention, the high temperature steam discharged through the air outlet 34 can be mixed with the room temperature air collected from the installation cavity 32 driven by the motor 122, so that the temperature of the steam discharged from the cooking appliance 1 is greatly reduced due to the heat exchange between the cold and hot air, and the user is prevented from being scalded; meanwhile, due to heat transfer between the high-temperature steam and a large amount of room-temperature air, the phenomenon that a large amount of steam overflows from the cooking appliance 1 and diffuses to each corner in a kitchen is avoided, the humidity of the kitchen is reduced, the functions of high-temperature steam condensation and zero emission are realized, the high-temperature steam is effectively prevented from being attached to other electrical appliances or wooden furniture, and the service lives of the other electrical appliances or wooden furniture are prolonged. High-temperature steam is discharged through the air outlet 34, and the effects of high-temperature steam condensation and zero emission can be realized without adding other parts.

As shown in fig. 5, in some embodiments, the housing 10 further comprises: a second chamber 50, the second chamber 50 communicating the working chamber 40 and the first chamber 30; the cooking appliance 1 further includes: and the hot air assembly 16 is arranged in the second chamber 50, and is used for heating the gas in the second chamber 50 and driving the gas in the second chamber 50 to flow into the working chamber 40.

In these embodiments, the housing 10 further includes a second chamber 50 communicating the working chamber 40 and the first chamber 30 while providing a space for the hot air assembly 16. By arranging the hot air assembly 16 in the second chamber 50, the air in the second chamber 50 is heated, so that the cooking appliance 1 can cook food by using the heat of the air. Since the working chamber 40 communicates with the second chamber 50, the heated air in the second chamber 50 can flow into the working chamber 40, thereby performing a function of the working chamber 40 to cook food. Through the drive of hot air subassembly 16, in the second cavity 50 through the heated air can flow into working chamber 40 fast for when the gas flow, accelerated heat transfer, realized the effect of quick culinary art food.

As shown in fig. 5, 6, 7, 8, 9, 10, and 11, in some embodiments, the housing 10 further comprises: the cover plate 22, the cover plate 22 is disposed between the first casing 18 and the cover plate 20, the protruding structure 14 is disposed on the cover plate 22, a first chamber 30 is formed between the cover plate 22 and the cover plate 20, and a second chamber 50 is formed between the cover plate 22 and the first casing 18; and the exhaust hole 24 is arranged on the cover plate 22, and the mounting cavity 32 is communicated with the second chamber 50 through the exhaust hole 24.

In these embodiments, the housing 10 further includes a cover plate 22, the cover plate 22 is disposed between the first housing 18 and the cover plate 20, the cover plate 22 and the cover plate 20 form the first chamber 30 therebetween, and the protruding structure 14 is disposed on the cover plate 22 and cooperates with the motor 122 to form the turbo duct structure. Meanwhile, the cover plate 22 and the first housing 18 form a second chamber 50, thereby providing a space for disposing the hot wind assembly 16. Thus, the cover plate 22 serves to form both the first chamber 30 and the second chamber 50, i.e., the cover plate 22 separates the first chamber 30 from the second chamber 50. The exhaust holes 24 are formed in the cover plate 22, the mounting cavity 32 is communicated with the second cavity 50 through the exhaust holes 24, so that high-temperature air in the mounting cavity 32 can be mixed with room-temperature air collected by the motor 122 in the mounting cavity 32 through the exhaust holes 24, heat exchange is realized, and the situation that high-temperature steam or high-temperature air is directly discharged out of the cooking appliance 1 to scald a user is avoided.

Example three:

as shown in fig. 7, in some embodiments, the hot air assembly 16 includes: the second fan blade 162, the second fan blade 162 is connected with the other end of the output shaft of the motor 122, the second fan blade 162 is driven by the motor 122 to rotate, and the air in the second chamber 50 is driven to flow; the heat generating member 164, the heat generating member 164 surrounds the second fan blade 162, and the heat generating member 164 is used for heating the gas in the second chamber 50.

In these embodiments, the hot air assembly 16 includes a second fan blade 162 and a heat generating member 164. The second fan blade 162 is connected to the other end of the output shaft of the motor 122 and is driven by the motor 122 to rotate, so as to drive the air in the second chamber 50 to flow, because the working chamber 40 is communicated with the second chamber 50, the second fan blade 162 can suck the air in the working chamber 40 into the second chamber 50 and drive the sucked air to the heating element 164, the heating element 164 is used for heating the air, and the heated air returns to the working chamber 40 along with the air flow, so that the air circularly flows, the heat transfer is realized, and the effect of cooking food is achieved. It should be noted that one end of the output shaft of the motor 122 is connected to the first blade 124, and the other end of the output shaft of the motor 122 is connected to the second blade 162, that is, the output shaft of the motor 122 is connected to the first blade 124 and the second blade 162, the first blade 124 is located in the first chamber 30, and the second blade 162 is located in the second chamber 50, so that the output shaft of the motor 122 penetrates through the first chamber 30 and the second chamber 50, and the output shaft of the motor 122 can simultaneously drive the first blade 124 and the second blade 162 to rotate, so as to respectively drive the gas in the first chamber 30 and the second chamber 50 to flow. Through the design, on one hand, the structure of the motor 122 is simplified, the structure of the cooking appliance 1 is further simplified, and the production cost is reduced; on the other hand, the cooking appliance 1 can also dissipate heat of the electric component or condense high-temperature steam exhausted from the second chamber 50 while cooking food, that is, heating and heat dissipation or condensation are performed simultaneously, so that the heat dissipation or condensation efficiency of the cooking appliance 1 is greatly improved. The second fan blade 162 is surrounded by the heating element, so that a heat source is provided for the gas flowing out by the driving of the second fan blade 162, the gas is heated, and the effect of cooking food is achieved.

As shown in fig. 6 and 9, in some embodiments, the hot air assembly 16 further comprises: the hot air cover plate 166 is used for shielding the second fan blades 162 and the heating piece 164; the hot air cover 166 is provided with a first ventilation hole 26 and a second ventilation hole 28, wherein the first ventilation hole 26 is disposed opposite to the second fan blade 162, and the second ventilation hole 28 is disposed opposite to the heating element 164.

In these embodiments, the hot air assembly 16 further includes a hot air cover 166 to shield the second fan blade 162 and the heat generating member 164, so as to prevent a portion of food from contacting the second fan blade 162 or the heat generating member 164 during the cooking process, and further prevent the second fan blade 162 or the heat generating member 164 from being contaminated or even damaged; on the other hand, when the user takes out the food after the food is cooked, the user is prevented from contacting the second fan blades 162 which are still rotating due to the driving inertia or being injured due to the heat generating member 164 which has not been cooled. The hot air cover 166 is provided with a first ventilation hole 26 opposite to the second fan blade 162 and a second ventilation hole 28 opposite to the heating member 164, respectively, so as to realize the circular flow of the gas. Specifically, because the first ventilation hole 26 is opposite to the second fan blade 162, the air in the working chamber 40 flows into the second chamber 50 along the axial direction of the output shaft of the motor 122 under the stirring of the second fan blade 162, and is diffused to the periphery along the radial direction of the second fan blade 162, the heating member 164 surrounds the second fan blade 162, the diffused air can be sufficiently heated, the heated air returns to the working chamber 40 through the second ventilation hole 28 along with the airflow, so as to reciprocate, the air with relatively low temperature after exchanging heat with food continuously flows into the second chamber 50 from the working chamber 40, and the air with relatively high temperature heated by the heating member 164 continuously flows into the working chamber 40 from the second chamber 50, so that airflow circulation is formed, and the effect of cooking food is achieved.

Example four:

as shown in fig. 7, 8 and 9, in some embodiments, the protrusion 14 is provided with a groove 142, and the groove 142 is recessed from a side closer to the air inlet 202 to a side farther from the air inlet 202.

In these embodiments, when the high temperature steam exhausted from the working chamber 40 is mixed with the room temperature air collected by the motor 122 into the installation chamber 32, the high temperature steam may be condensed to form water droplets due to heat exchange between the hot and cold air. By arranging the groove 142 on the convex structure 14 and leading the groove 142 from the side closer to the air inlet 202 to the side farther from the air inlet 202, drainage of water drops is realized, that is, the water drops can be led out through the groove 142, and the led water drops can be discharged to a water tank or returned to the working cavity 40 for recycling, so that the frequency of adding water by a user is reduced, and resources are saved; and can also be discharged to a waste water tank for disposal. In this application, the number of the grooves 142 may be one or more, and the number of the grooves 142 is not limited.

Example five:

as shown in fig. 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, and 11, an embodiment of the present invention provides a cooking appliance 1 including: the air conditioner comprises a shell 10, wherein the shell 10 comprises a first chamber 30, and an air inlet 202 and an air outlet 204 are arranged on the first chamber 30; a fan 12, the fan 12 being disposed within the first chamber 30, the fan 12 being disposed opposite the inlet 202, the fan 12 being configured and adapted to drive gas in from the inlet 202 and out from the outlet 204; the protruding structure 14, the protruding structure 14 is disposed in the first chamber 30, the protruding structure 14 encloses a mounting cavity 32 having a gap, and the fan 12 is located in the mounting cavity 32, the gap is disposed opposite to the air outlet 204. The raised structure 14 is volute shaped. The fan 12 includes: a motor 122, the motor 122 being at least partially disposed within the first chamber 30; the first fan blade 124 is connected to one end of an output shaft of the motor 122, the first fan blade 124 is driven by the motor 122 to rotate, and the driving gas flows into the mounting cavity 32 from the gas inlet 202 and is then exhausted from the gas outlet 204.

By arranging the protruding structure 14 in a volute shape and cooperating with the motor 122, a turbine duct structure is formed, so that a large amount of room temperature air outside the cooking appliance 1 flows into the turbine duct from the air inlet 202, and a large amount of room temperature air is collected. After the room temperature air is gathered, the air is driven by the motor 122 to flow out through the notch in a concentrated manner, so that heat is dissipated to the electric components at the notch. Compared with other structures, the volute-shaped protruding structure 14 is matched with the fan 12 to enable the inflow amount of room-temperature air to be larger, and meanwhile, the space is more compact, so that the heat dissipation efficiency is improved, and meanwhile, the occupied space of the protruding structure 14 is reduced. The volute-shaped convex structure 14 is matched with the fan 12 to play a role in guiding air flow. In a particular application, the air outlet 204 may be kept away from the user or other appliances, furniture, etc. to prevent the user from being injured, affecting the service life of the other appliances or furniture, etc.

The fan 12 includes a motor 122 and a first fan blade 124. The motor 122 is at least partially disposed in the first chamber 30, the first fan blade 124 is connected to one end of an output shaft of the motor 122, and the first fan blade 124 is driven by the motor 122 to stir, so as to drive the room temperature air to flow into the mounting cavity 32 from the air inlet 202 and then to be discharged through the air outlet 204. The fan blades drive the room temperature air to flow into the installation cavity 32, so that the room temperature air can be collected and exhausted in a centralized manner to dissipate heat of an electric component needing heat dissipation, and the room temperature air collected into the installation cavity 32 can also dissipate heat of the motor 122. In a specific application, the type of the motor 122 is not limited, and may be a shaded pole motor, a dc motor, etc.; the first fan blade 124 may be mounted on the output shaft of the motor 122, or may be integrated with the housing of the dc motor 122, that is, the housing of the motor 122 carries the first fan blade 124.

Example six:

on the basis of the fifth embodiment, the housing 10 includes: a first housing 18, the first housing 18 including a working chamber 40 and an outlet aperture 34, the working chamber 40 communicating with the first chamber 30 through the outlet aperture 34; the cover plate 20, the cover plate 20 and the first housing 18 are connected, the cover plate 20 and the side wall of the first housing 18 enclose to form a first chamber 30, and the air inlet 202 and the air outlet 204 are both arranged on the cover plate 20. The cooking appliance 1 further includes: and a steam outlet end of the steam generator is communicated with the working cavity 40. The protrusion structure 14 is provided with a groove 142, and the groove 142 is recessed from a side closer to the air inlet 202 to a side farther from the air inlet 202.

A steam generator (not shown in the figure) is arranged on the cooking appliance 1, and a steam outlet end (not shown in the figure) of the steam generator is communicated with the working cavity 40, so that high-temperature steam generated by the steam generator can be introduced into the working cavity 40 through the steam outlet end, and the steam function of the cooking appliance 1 is realized. Specifically, when the cooking appliance 1 cooks food, high-temperature steam generated by the steam generator is introduced into the working chamber 40 through the steam outlet end to provide a heat source for the food, thereby cooking the food. The high-temperature steam after cooking food is discharged through the air outlet 34 and mixed with the room-temperature air collected in the mounting cavity 32 driven by the motor 122, so that heat exchange is realized. At present, for a cooking appliance with a steam function, high-temperature steam can be continuously discharged from the inside of the cooking appliance to the outside of the cooking appliance, so that a user is easily scalded, the humidity of a kitchen is increased, the service life of other electrical appliances or wooden furniture is influenced, and the like. In the specific application of the present invention, the high temperature steam discharged through the air outlet 34 can be mixed with the room temperature air collected from the installation cavity 32 driven by the motor 122, so that the temperature of the steam discharged from the cooking appliance 1 is greatly reduced due to the heat exchange between the cold and hot air, and the user is prevented from being scalded; meanwhile, due to heat transfer between the high-temperature steam and a large amount of room-temperature air, the phenomenon that a large amount of steam overflows from the cooking appliance 1 and diffuses to each corner in a kitchen is avoided, the humidity of the kitchen is reduced, the functions of high-temperature steam condensation and zero emission are realized, the high-temperature steam is effectively prevented from being attached to other electrical appliances or wooden furniture, and the service lives of the other electrical appliances or wooden furniture are prolonged. High-temperature steam is discharged through the air outlet 34, and the effects of high-temperature steam condensation and zero emission can be realized without adding other parts.

When the high-temperature steam discharged from the working chamber 40 is mixed with the room-temperature air collected by the installation chamber 32 driven by the motor 122, the high-temperature steam is condensed to form water droplets due to heat exchange between the hot and cold air. By arranging the groove 142 on the convex structure 14 and leading the groove 142 from the side closer to the air inlet 202 to the side farther from the air inlet 202, drainage of water drops is realized, that is, the water drops can be led out through the groove 142, and the led water drops can be discharged to a water tank or returned to the working cavity 40 for recycling, so that the frequency of adding water by a user is reduced, and resources are saved; and can also be discharged to a waste water tank for disposal. In this application, the number of the grooves 142 may be one or more, and the number of the grooves 142 is not limited.

In some embodiments, cooking appliance 1 is an oven, a microwave oven, a steam oven, or a micro-broiling all-in-one.

In these embodiments, the cooking appliance 1 is an oven, a microwave oven, a steam oven, or a micro-broiling all-in-one machine. Of course, the cooking appliance 1 may also be other cooking appliances 1 with heating function, and the application is not limited herein.

In the present invention, the term "plurality" means two or more unless explicitly defined otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A cooking appliance, comprising:

the air conditioner comprises a shell, a first air inlet and a second air outlet, wherein the shell comprises a first chamber, and the first chamber is provided with the air inlet and the air outlet;

a fan disposed within the first chamber, the fan disposed opposite the inlet port, the fan configured to drive gas in from the inlet port and out from the outlet port;

the fan is positioned in the installation cavity, and the notch is arranged opposite to the air outlet;

the housing further includes:

the first shell comprises a working cavity and an air outlet, and the working cavity is communicated with the first cavity through the air outlet;

a second chamber communicating the working chamber and the first chamber;

a cover plate connected with the first housing;

a cover plate disposed between the first housing and the cover plate;

and the exhaust hole is formed in the cover plate, and the mounting cavity is communicated with the second cavity through the exhaust hole.

2. The cooking appliance of claim 1, wherein the raised structure is volute-shaped.

3. The cooking appliance of claim 1, wherein the fan comprises:

a motor at least partially disposed within the first chamber;

the first fan blade is connected with one end of an output shaft of the motor, the first fan blade is driven by the motor to rotate, and driving gas flows into the mounting cavity from the gas inlet and then is discharged from the gas outlet.

4. The cooking appliance of claim 3, wherein the housing comprises:

the cover plate and the side wall of the first shell are enclosed to form the first chamber, and the air inlet and the air outlet are arranged on the cover plate.

5. The cooking appliance of claim 4, further comprising: and the steam outlet end of the steam generator is communicated with the working cavity.

6. The cooking appliance of claim 4, further comprising:

the hot air assembly is arranged in the second cavity and used for heating the gas in the second cavity and driving the gas in the second cavity to flow into the working cavity.

7. The cooking appliance of claim 6, wherein the housing further comprises:

the protruding structure is arranged on the cover plate, the first cavity is formed between the cover plate and the cover plate, and the second cavity is formed between the cover plate and the first shell.

8. The cooking appliance of claim 6, wherein the hot air assembly comprises:

the second fan blade is connected with the other end of the output shaft of the motor, and is driven by the motor to rotate so as to drive the gas in the second chamber to flow;

the heating piece is arranged around the second fan blade and used for heating the gas in the second cavity.

9. The cooking appliance of claim 8, wherein the hot air assembly further comprises:

the hot air cover plate is used for shielding the second fan blade and the heating piece;

the hot air cover plate is provided with a first vent hole and a second vent hole, wherein the first vent hole is opposite to the second fan blade, and the second vent hole is opposite to the heating piece.

10. The cooking appliance of claim 5, wherein the raised structure has a recess that is recessed from a side closer to the air inlet to a side further from the air inlet.