CN112535418A

CN112535418A - Cooking utensil

Info

Publication number: CN112535418A
Application number: CN202011416162.5A
Authority: CN
Inventors: 包捷; 林健; 赵超一
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: 2020-12-07
Filing date: 2020-12-07
Publication date: 2021-03-23

Abstract

The present invention provides a cooking appliance, comprising: a first housing provided with a first chamber; the second shell is connected with the first shell, a second cavity is enclosed between the second shell and part of the outer wall surface of the first shell, the second shell is provided with an air outlet, and the second cavity is communicated with the first cavity and the air outlet; the fan is positioned in the second chamber; wherein the air outlet is opened, and the fan is configured to drive the airflow in the second chamber to be discharged out of the cooking appliance through the air outlet; the exhaust vent is closed and the fan is configured to drive an airflow to circulate between the first chamber and the second chamber. According to the cooking appliance, the air outlet can be opened, the fan rotates to drive hot air in the second chamber to be exhausted out of the cooking appliance through the air outlet, the fan works to accelerate the speed of the hot air to be exhausted outside, the scorching feeling of hot air waves in the cooking appliance to the face of a user when the cooking appliance is opened is reduced, food is cooled under the condition that the cooking appliance is not opened, and the user is prevented from being scalded when the food is taken.

Description

Cooking utensil

Technical Field

The invention relates to the technical field of cooking appliances, in particular to a cooking appliance.

Background

In the related art, in the steam oven with the hot air function, hot air generated during the operation of the steam oven is accumulated in the steam oven, and after cooking is completed, the steam oven cannot exchange with air outside the steam oven, so that the hot air cannot be rapidly discharged. This set up on the one hand and can cause the edible material overheated, need the user to wear gloves and just can take out edible material, on the other hand opens the oven door of steaming and baking oven after, has hot-blast air wave to gush out, the user of easily burning.

Disclosure of Invention

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

To this end, an aspect of the present invention proposes a cooking appliance.

In view of the above, an aspect of the present invention provides a cooking appliance, including: a first housing provided with a first chamber; the second shell is connected with the first shell, a second cavity is enclosed between the second shell and part of the outer wall surface of the first shell, the second shell is provided with an air outlet, and the second cavity is communicated with the first cavity and the air outlet; the fan is positioned in the second chamber; wherein the air outlet is opened, and the fan is configured to drive the airflow in the second chamber to be discharged out of the cooking appliance through the air outlet; the exhaust vent is closed and the fan is configured to drive an airflow to circulate between the first chamber and the second chamber.

The invention provides a cooking appliance which comprises a first shell, a second shell and a fan. The first shell is provided with a first cavity, the second shell and the outer wall surface of the first shell are partially defined into a second cavity, and the second cavity is communicated with the first cavity and an air outlet of the second shell. This set up the structure of rational utilization first casing, under the condition of the shaping size of guaranteeing first cavity and second cavity, reduced housing material's input, be favorable to reduction in production cost.

The first chamber is used for containing food materials, and the fan is located in the second chamber. Therefore, when the cooking appliance works, the air outlet is closed, the fan drives the air to flow, and heated hot air flows between the first cavity and the second cavity in a circulating mode so as to cook food. After the culinary art is finished, open the air exit, the fan rotates and passes through the exhaust cooking utensil with the hot gas flow in the drive second cavity, and the outer speed of arranging of the inside hot gas flow of cooking utensil can be accelerated in fan work, when reducing and opening cooking utensil, the inside hot blast wave of cooking utensil gives the scorching hot sensation that the user face caused. Meanwhile, as partial hot air flow in the cooking cavity is sucked out of the cooking appliance by the fan, the food is cooled under the condition that the cooking appliance is not opened, and the condition that a user is scalded by mistake when the food is taken can be effectively avoided.

Of course, according to the cooking requirement, the air outlet can be opened in the cooking process, so that a part of hot air flows circularly between the first cavity and the second cavity, and the other part of hot air is exhausted out of the cooking appliance through the air outlet.

It can be understood that, when the cooking utensil is in the steaming mode, the air outlet is opened, and the hot air flow partially mixed with water mist in the cooking utensil flows out of the cooking utensil through the air outlet under the action of the fan. This setting makes outside partial steam accessible air exit discharges to cooking utensil in the first chamber, has reduced the air humidity and the temperature in the first chamber, can guarantee the crispness of the edible material of culinary art, and can reduce when opening cooking utensil, and the inside hot-blast air wave of cooking utensil gives the glowing sense that user's face caused. In addition, partial water vapor in the first cavity can be effectively discharged, so that the condition that bacteria are easy to breed due to airtight and damp in the first cavity can be avoided, and the sanitation and the cleanness of the internal environment of the cooking appliance can be guaranteed.

It can be understood that, when the cooking utensil is in the barbecue mode, oil smoke can be generated in the cooking utensil, the air outlet is opened, and partial oil smoke in the cooking utensil flows into the air outlet under the action of the fan and then is discharged out of the cooking utensil through the air outlet. This setting can effectively absorb the inside culinary art oil smoke of cooking utensil, can remove the flavor to the first cavity after the culinary art and handle to reach the purpose of healthy culinary art edible material.

According to the cooking utensil of the invention, the following additional technical characteristics can be provided:

in the above technical solution, further, the second housing is configured as a volute; the fan comprises a centrifugal fan blade, and the centrifugal fan blade is positioned in the volute.

In the technical scheme, the second shell is constructed into the volute by reasonably arranging the structure of the second shell. Thus, the centrifugal fan blades located in the volute rotate to disturb the air flow, and the air flow flows along the continuous flow path formed by the inner wall of the volute and then flows to the air outlet. The continuous flow channel formed by the volute has the function of diffusion, the speed of the inflowing air flow is high, the flowing area of the air flow is uniformly increased, the deflection of the air flow is reduced, the flow loss of the air flow is reduced, and more energy is converted into dynamic pressure. When the air outlet is closed, the arrangement is favorable for improving the air quantity and the heating capacity, and when the air outlet is opened, the arrangement is favorable for accelerating the speed of hot air flow discharging outside the cooking utensil, namely, the arrangement can avoid the conditions of large flow loss of air flow, poor pneumatic performance and reduced air quantity caused by overlarge speed; furthermore, the volute has the function of flow concentration, the frequency of phenomena of airflow flow separation, vortex and the like is reduced, the noise is further reduced, and the use performance of the product is improved.

In any of the above technical solutions, further, the cooking appliance further includes: a flap assembly configured to be able to open or close the air discharge opening.

In the technical scheme, the air outlet is opened or closed by the baffle assembly through the baffle assembly. For example, when the cooking appliance cooks, the baffle plate assembly can close the air outlet, so that hot air in the cooking appliance cannot be exhausted out of the cooking appliance, and the hot air reciprocates between the first chamber and the second chamber under the driving of the fan, so that food is cooked. Cooking utensil is under the steam mode, when the part in the cooking utensil of needs outer row mixes the hot gas flow of water smoke, or cooking utensil is under the barbecue mode, when the inside oil smoke of cooking utensil of needs outer row, the air exit is opened to accessible baffle subassembly for steam or the oil smoke accessible air exit exhaust cooking utensil in first cavity and the second cavity, be favorable to promoting the taste of eating the material, be favorable to guaranteeing healthy culinary art, be favorable to cooling down to eating the material under the condition of cooking the end and not opening cooking utensil.

In any of the above solutions, further, the baffle plate assembly includes: the baffle is movably connected with the second shell; the driving piece is connected with the baffle and is configured to drive the baffle to open or close the air outlet.

In this solution, the baffle assembly comprises a baffle and a drive member. The baffle is movably connected with the second shell, the driving piece is connected with the baffle, and the driving piece drives the baffle to move relative to the second shell so as to adjust the position relation between the baffle and the air outlet and further achieve the purpose that the air outlet is opened or closed by the baffle. This setting has realized according to cooking utensil's culinary art function automatic control baffle's operating condition, has promoted the degree of automation of product, and then has promoted the performance of product.

In any of the above technical solutions, further, the driving member includes: the torsional spring is connected with the baffle and the second shell; the first motor is provided with a driving shaft, and the driving shaft is connected with the baffle plate through a first shaft sleeve.

In this solution, the drive member comprises a first motor. The first motor is provided with a driving shaft, the driving shaft of the first motor is connected with the baffle plate through the first shaft sleeve, so that the baffle plate is driven by the first motor to rotate relative to the second shell, and the air outlet is opened or closed according to the cooking function automatic control baffle plate of the cooking appliance.

Further, the driving piece further comprises a torsion spring, one end of the torsion spring is connected with the baffle, and the other end of the torsion spring is connected with the second shell. Through the cooperation structure of reasonable torsional spring and baffle and second casing that sets up, when the air exit was closed to the baffle, the air current was located through the baffle, and under the effect of torsional spring, the air current can not break away the baffle, can guarantee the validity and the feasibility that the air exit was closed to the baffle.

In any of the above technical solutions, further, the baffle is provided with a first protrusion, and the second housing is provided with a second protrusion; the torsion spring is provided with a first extending part and a second extending part, the first extending part is inserted into the first convex part, and the second extending part is inserted into the second convex part.

In this technical scheme, through the cooperation structure of reasonable setting baffle, torsional spring and second casing for the baffle is provided with first convex part, is provided with the second convex part on the second casing, and the torsional spring is provided with first extension and second extension. Wherein, the first protruding portion of torsional spring inserts in the first convex part, and the second protruding portion of torsional spring inserts in the second convex part, that is to say, first convex part, second convex part, first protruding portion and second protruding portion cooperate, have injectd the position relation of baffle and second casing, should set up to the baffle and effectively open or close the air exit and provide effectual structural support.

In any of the above technical solutions, further, the cooking appliance further includes a cover, the cover is connected to an outer wall surface of the first casing, and at least a part of the second casing is located between the cover and the first casing; the fan also comprises a second motor, one part of a driving shaft of the second motor penetrates through the housing and the second shell, and the part of the driving shaft penetrating through the housing and the second shell is connected with the centrifugal fan blades through a second shaft sleeve.

In the technical scheme, the cover casing is connected with the outer wall surface of the first casing, at least part of the second casing is positioned between the cover casing and the first casing, and the first casing is used as an installation carrier of the cover casing to ensure the distance between the first casing, the second casing and the cover casing, so that structural support is provided for the air flow to circulate between the first cavity and the second cavity or the air flow to be exhausted out of the cooking utensil through the air exhaust opening.

Furthermore, the fan also comprises a second motor, the second motor is provided with a driving shaft, one part of the driving shaft penetrates through the housing and the second shell, and the part of the driving shaft penetrating through the housing and the second shell is connected with the centrifugal fan blades through a second shaft sleeve, so that the purpose that the centrifugal fan blades are driven by the second motor to rotate is achieved.

In any of the above technical solutions, further, the cooking appliance further includes a motor cover, the motor cover is connected with one side of the cover casing far away from the second casing; the support is arranged on the housing, the support is positioned between the motor cover and the housing, and the second motor is arranged on the support.

In this technical scheme, cooking utensil still includes motor cover and support. Wherein, the motor cover is connected with one side that the spiral case was kept away from to the housing, and the housing is located to the support, and the support is located to the second motor, and the support plays support and fixed effect to the second motor that is located above that, and the motor cover plays the guard action to the second motor that is located between its and the housing, avoids the product in transportation process, and the second motor is damaged because of the impact that the vibration formed, is favorable to prolonging the life of product.

In any of the above technical solutions, further, the cooking appliance further includes a heat dissipating fan blade, the heat dissipating fan blade is connected to the second motor, and the second motor is configured to drive the heat dissipating fan blade to operate.

In this technical scheme, cooking utensil still includes the radiating fan blade, and the radiating fan blade is connected with the second motor, promptly, the second motor is connected with radiating fan blade and centrifugal fan blade, and second motor drive radiating fan blade and centrifugal fan blade rotate. Wherein, radiating fan blade rotates and plays the radiating effect to the second motor to guarantee the operating temperature of second motor, be favorable to prolonging the life of second motor.

In any of the above technical solutions, further, a part of the second housing is protruded to form an air outlet.

In this technical scheme, through the structure of reasonable second casing, part second casing is protruding in order to construct the air exit, this setting makes inside steam of cooking utensil and oil smoke etc. discharged by the orientation, if can be with the air exit towards the window direction, or towards the balcony direction, or towards the direction setting of keeping away from the crowd, can avoid because of water smoke and oil smoke diffusion indoor, and then make the greasy dirt adhere to on furniture or the oil smoke, the condition emergence of smell on the clothing is adhered to, the influence to the indoor environment has been reduced.

In addition, this structure setting makes can place cooking utensil in arbitrary position department according to user's actual demand, has satisfied the user demand of the interior oil smoke of portable suction and directional emission cooking utensil and steam, has promoted the performance of product.

In any of the above technical solutions, further, the cooking appliance further includes: and the heating element is positioned in the second shell and is configured to supply heat to the second cavity.

In this technical scheme, through setting up the heating member, utilize the heating member to heat the air in the second cavity and make it form the hot gas flow. Due to the fact that the air outlet is closed, the fan drives air flow to circularly flow between the first cavity and the second cavity, and therefore hot air flow in the second cavity can circularly enter the first cavity to form hot air flow to circularly heat food materials in the first cavity.

In any of the above technical solutions, further, the cooking appliance further includes: and the steam generator is communicated with the first chamber.

In the technical scheme, the steam generator is arranged, so that the steam generator is communicated with the first cavity, and the steam function of the cooking appliance is realized by utilizing the steam generated by the steam generator.

In any of the above technical solutions, further, the cooking appliance further includes a microwave generator, and the microwave generator is communicated with the first chamber.

In the technical scheme, the microwave generator is arranged, so that the microwave generator is communicated with the first cavity, and the microwave function of the cooking appliance is realized by the microwave generator.

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 is a first perspective view of a baffle assembly, a second housing, a shroud, a centrifugal fan blade, and a heating element according to an embodiment of the present invention;

FIG. 2 is a second perspective structural view of the baffle assembly, the second housing, the centrifugal fan blade, and the heating element according to one embodiment of the present invention;

fig. 3 is an exploded view showing a partial structure of a cooking appliance according to an embodiment of the present invention;

fig. 4 is a partial structural schematic view of a cooking appliance according to an embodiment of the present invention;

FIG. 5 shows an enlarged schematic view of the structure at A in FIG. 4;

FIG. 6 shows a schematic structural view of a baffle assembly of one embodiment of the present invention;

FIG. 7 is a schematic structural diagram illustrating a first state of a first housing of an embodiment of the present invention;

FIG. 8 is a schematic structural view illustrating a second state of the first housing according to an embodiment of the present invention;

fig. 9 shows an exploded view of a cooking appliance of an embodiment of the present invention.

Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 9 is:

100 cooking utensils, 110 first shell, 111 first chamber, 112 air outlet, 113 second shell, 114 encloser, 130 blower, 132 centrifugal fan blade, 134 second motor, 136 second motor drive shaft, 140 baffle component, 142 baffle, 146 torsion spring, 148 first motor, 150 first motor drive shaft, 152 second shaft sleeve, 154 first convex part, 156 second convex part, 158 first extending part, 160 second extending part, 170 motor cover, 180 support, 190 heating element, 210 first air port, 220 second air port, 230 temperature controller, 240 heat radiation fan blade, 250 furnace door.

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 100 according to some embodiments of the present invention is described below with reference to fig. 1 to 9.

Example 1:

as shown in fig. 1, 2, 3 and 9, an embodiment of an aspect of the present invention proposes a cooking appliance 100 including: a first housing 110 provided with a first chamber 111; the second shell 113 is connected with the first shell 110, a second cavity is enclosed between the second shell 113 and part of the outer wall surface of the first shell 110, the second shell 113 is provided with an air outlet 112, and the second cavity is communicated with the first cavity 111 and the air outlet 112; a fan 130 located in the second chamber; wherein, the air outlet 112 is opened, and the fan 130 is configured to drive the airflow in the second chamber to be exhausted out of the cooking appliance 100 through the air outlet 112; the exhaust vent 112 is closed and the fan 130 is configured to drive the airflow to circulate between the first chamber 111 and the second chamber.

In detail, the cooking appliance 100 includes a first housing 110, a second housing 113, and a fan 130. The first casing 110 is provided with a first chamber 111, the second casing 113 and part of the outer wall surface of the first casing 110 jointly define a second chamber, and the second chamber is communicated with the first chamber 111 and the air outlet 112 of the second casing 113. This setting has rationally utilized first casing 110's structure, under the condition of the shaping size of guaranteeing first cavity 111 and second cavity, has reduced casing material's input, is favorable to reduction in production cost.

The first chamber 111 is used for accommodating food materials, and the fan 130 is located in the second chamber. Thus, when the cooking appliance 100 is operated, the air outlet 112 is closed, and the fan 130 drives the air to flow, so that the heated hot air flows circularly between the first chamber 111 and the second chamber to cook the food. After cooking, the air outlet 112 is opened, the fan 130 rotates to drive the hot air flow in the second chamber to be discharged out of the cooking appliance 100 through the air outlet 112, the fan 130 works to accelerate the speed of discharging the hot air flow in the cooking appliance 100, and the scorching feeling caused by hot air waves in the cooking appliance 100 to the face of a user when the cooking appliance 100 is opened is reduced. Meanwhile, as part of hot air flow in the cooking cavity is sucked out of the cooking appliance 100 by the fan 130, the food is cooled under the condition that the cooking appliance 100 is not opened, and the condition that a user is scalded by mistake when the food is taken can be effectively avoided.

Of course, according to the cooking requirement, the air outlet 112 may be opened during the cooking process, so that a portion of the hot air flows circularly between the first chamber 111 and the second chamber, and another portion of the hot air flows out of the cooking apparatus 100 through the air outlet 112.

It can be understood that, when the cooking appliance 100 is in the steaming mode, the air outlet 112 is opened, and a part of the hot air flow mixed with water mist in the cooking appliance 100 flows out of the cooking appliance 100 through the air outlet 112 under the action of the fan 130. This setting makes outside partial steam accessible air exit 112 in the first cavity 111 discharges to cooking utensil 100, has reduced the air humidity and the temperature in the first cavity 111, can guarantee the crispness of the edible material of culinary art, and can reduce when opening cooking utensil 100, the inside hot-blast air wave of cooking utensil 100 gives the burning sensation that the user face caused. In addition, because partial water vapor in the first chamber 111 can be effectively discharged, the situation that bacteria are easy to breed due to the airtight and damp in the first chamber 111 can be avoided, and the sanitation and cleanness of the internal environment of the cooking appliance 100 can be guaranteed.

It can be understood that when cooking appliance 100 is in the grill mode, oil smoke is generated inside cooking appliance 100, air outlet 112 is opened, and part of the oil smoke in cooking appliance 100 flows into air outlet 112 by fan 130 and then exits cooking appliance 100 through air outlet 112. This setting can effectively absorb the inside cooking oil smoke of cooking utensil 100, can remove flavor to the first cavity 111 after the culinary art and handle to reach the purpose of healthy culinary art edible material.

Specifically, the first housing 110 is configured as a groove structure having a bottom wall and a side wall, the side wall is disposed around an outer edge of the bottom wall, the bottom wall of the groove structure is disposed corresponding to an open end of the groove structure, and the bottom wall of the groove structure is configured as a cavity wall of a part of the second chamber.

Specifically, as shown in fig. 7 and 8, the bottom wall of the groove structure is provided with a first tuyere 210 and a second tuyere 220. The arrows indicate the flow path of the gas flow, the first tuyere 210 communicates with the first chamber 111 and the second chamber, and the second tuyere 220 communicates with the first chamber 111 and the second chamber. Fig. 7 shows the airflow direction of the bottom wall of the groove structure when the cooking appliance 100 is in the cooking mode, and the exhaust port 112 is closed. Fig. 8 shows the airflow direction of the bottom wall of the groove structure when the cooking appliance 100 is in the air exhausting mode, and the air outlet 112 is opened. As can be seen from the comparison, the air inlet and outlet states of the bottom wall of the groove structure are different in the cooking mode and the air outlet mode, and the change point is mainly whether the first motor 148 starts to drive the baffle 142 to rotate, so as to open or close the air outlet 112.

Specifically, as shown in fig. 9, the cooking appliance 100 further includes an oven door 250, the oven door 250 being used to open or close the first chamber 111.

Example 2:

as shown in fig. 1, 2, 3 and 9, according to an embodiment of the invention, including the features defined in any of the above embodiments, and further: the second housing 113 is configured as a volute; the fan 130 includes centrifugal fan blades 132, the centrifugal fan blades 132 being located within the volute.

In detail, the second housing 113 is configured as a volute by properly arranging the structure of the second housing 113. Thus, the centrifugal fan blades 132 located in the volute rotate to disturb the airflow, which flows along the continuous flow path formed by the inner wall of the volute and then to the exhaust outlet 112. The continuous flow channel formed by the volute has the function of diffusion, the speed of the inflowing air flow is high, the flowing area of the air flow is uniformly increased, the deflection of the air flow is reduced, the flow loss of the air flow is reduced, and more energy is converted into dynamic pressure. When the air outlet 112 is closed, the arrangement is favorable for improving the air quantity and the heating capacity, and when the air outlet 112 is opened, the arrangement is favorable for accelerating the speed of hot air flow discharging outside the cooking appliance 100, that is, the arrangement can avoid the conditions of large flow loss of air flow, poor pneumatic performance and reduced air quantity caused by overlarge speed; furthermore, the volute has the function of flow concentration, the frequency of phenomena of airflow flow separation, vortex and the like is reduced, the noise is further reduced, and the use performance of the product is improved.

Specifically, centrifugal fan blade 132 is the metalwork, and this setting has the material easily obtained, the advantage of the processing of being convenient for, and low in production cost has structural strength height, long service life's advantage simultaneously.

Specifically, the centrifugal fan 132 sucks the airflow in the axial direction of the fan and then throws the airflow out in the circumferential direction by centrifugal force.

Example 3:

as shown in fig. 1, 3, 4, 6 and 9, according to one embodiment of the invention, the features defined in any of the above embodiments are included, and further: the cooking appliance 100 further includes: a damper assembly 140, the damper assembly 140 being configured to be able to open or close the exhaust vent 112.

In detail, by providing the damper assembly 140, the exhaust outlet 112 is opened or closed by the damper assembly 140. For example, when the cooking utensil 100 cooks, the baffle plate assembly 140 can close the exhaust opening 112, so that the hot air in the cooking utensil 100 cannot be exhausted from the cooking utensil 100, and the hot air is driven by the fan 130 to reciprocate between the first chamber 111 and the second chamber to cook food. Cooking utensil 100 is under the steam mode, when the part in the cooking utensil 100 is arranged outward to the needs mixes the hot gas flow of water smoke, or cooking utensil 100 is under the barbecue mode, when the inside oil smoke of cooking utensil 100 is arranged outward to the needs, accessible baffle plate assembly 140 opens air exit 112, make steam or the inside oil smoke accessible air exit 112 exhaust cooking utensil 100 of first cavity 111 and second cavity, be favorable to promoting the taste of eating the material, be favorable to guaranteeing healthy culinary art, be favorable to cooling down the edible material under the condition of cooking utensil 100 is just not opened in the culinary art completion.

Further, as shown in fig. 1, 3, 4 and 6, the baffle assembly 140 includes: the baffle 142 is movably connected with the second shell 113; and a driving member connected to the baffle 142, the driving member being configured to drive the baffle 142 to open or close the air outlet 112.

The baffle assembly 140 includes a baffle 142 and a driving member. The baffle 142 is movably connected to the second housing 113, and the driving member is connected to the baffle 142, and the driving member drives the baffle 142 to move relative to the second housing 113, so as to adjust the position relationship between the baffle 142 and the air outlet 112, thereby achieving the purpose of opening or closing the air outlet 112 by the baffle 142. This setting has realized according to cooking utensil 100's culinary art function automatic control baffle 142's operating condition, has promoted the degree of automation of product, and then has promoted the performance of product.

Specifically, the cooking appliance 100 further comprises a controller, wherein the controller is connected with a driving member of the baffle assembly 140, and the controller controls the driving member to act to drive the baffle 142 to move relative to the second housing 113.

Further, as shown in fig. 1, 3, 4 and 6, the driving member includes: a torsion spring 146, the torsion spring 146 being connected with the barrier 142 and the second housing 113; a first motor 148, the first motor 148 having a drive shaft, the drive shaft being connected to the baffle 142 via a first bushing.

Wherein the drive member comprises a first motor 148. The first motor 148 has a driving shaft, and the driving shaft 150 of the first motor is connected to the baffle 142 through a first bushing, so that the baffle 142 is driven by the first motor 148 to rotate relative to the second housing 113, and the baffle 142 is automatically controlled to open or close the air outlet 112 according to the cooking function of the cooking appliance 100.

In addition, the driving member further includes a torsion spring 146, one end of the torsion spring 146 is connected to the barrier 142, and the other end of the torsion spring 146 is connected to the second housing 113. Through the reasonable arrangement of the torsion spring 146 and the matching structure of the baffle 142 and the second housing 113, when the baffle 142 closes the air outlet 112, the airflow flows through the baffle 142, and under the action of the torsion spring 146, the airflow does not rush out of the baffle 142, so that the effectiveness and feasibility of the baffle 142 for closing the air outlet 112 can be ensured.

Further, as shown in fig. 4, 5 and 6, the baffle 142 is provided with a first protrusion 154, and the second housing 113 is provided with a second protrusion 156; the torsion spring 146 has a first protrusion 158 and a second protrusion 160, the first protrusion 158 being inserted into the first protrusion 154 and the second protrusion 160 being inserted into the second protrusion 156.

Wherein, through the cooperation structure of rationally setting up baffle 142, torsional spring 146 and second casing 113 for baffle 142 is provided with first boss 154, is provided with second boss 156 on the second casing 113, and torsional spring 146 is provided with first protrusion 158 and second protrusion 160. Wherein the first protrusion 158 of the torsion spring 146 is inserted into the first protrusion 154, and the second protrusion 160 of the torsion spring 146 is inserted into the second protrusion 156, that is, the first protrusion 154, the second protrusion 156, the first protrusion 158 and the second protrusion 160 cooperate to define the position relationship between the baffle 142 and the second housing 113, which is configured to provide effective structural support for the baffle 142 to effectively open or close the air outlet 112.

Specifically, the first protrusion 154 includes a first arc-shaped wall, the first protrusion 158 includes a first protruding column, the first arc-shaped wall is connected with the baffle 142 by welding, a cylindrical structure is enclosed between the first arc-shaped wall and the baffle 142, and the first protruding column of the torsion spring 146 is inserted into the cylindrical structure. The connection between the first arc-shaped wall and the baffle 142 is not limited to welding, and may be assembled and connected by fasteners (e.g., screws, rivets, etc.), or may be bonded or inserted and connected.

The first protruding portion 154 and the baffle 142 can also be of an integrated structure, and the structure can simplify the assembling and subsequent disassembling processes of the first protruding portion 154 and the baffle 142 due to the omission of the assembling process of the first protruding portion 154 and the baffle 142, thereby facilitating the improvement of the assembling and disassembling efficiency and further reducing the production and maintenance cost. In addition, the first protrusion 154 and the baffle 142 are integrally connected, so that the precision requirement of the matching dimension of the baffle 142 and the torsion spring 146 can be ensured, and the stability and reliability of the assembly of the baffle 142 and the torsion spring 146 can be improved. Such as integral stamping, integral injection molding, etc., which are not listed herein.

Of course, the structure of the first protrusion 154 is not limited to the first arc-shaped wall, but may also be a tubular structure, a groove structure, and the like, which are not listed here.

Specifically, the second protrusion 156 includes a second arc-shaped wall, the second protrusion 160 includes a second protruding column, the second arc-shaped wall is connected with the second casing 113 by welding, a cylindrical structure is enclosed between the second arc-shaped wall and the second casing 113, and the second protruding column of the torsion spring 146 is inserted into the cylindrical structure. The connection manner of the second arc-shaped wall and the second housing 113 is not limited to welding, and may also be assembled and connected by a fastener (e.g., a screw, a rivet, etc.). Or may be bonded or connected by plugging.

The second protrusion 156 and the second housing 113 can also be integrated, and the structure can simplify the assembling and subsequent disassembling processes of the second protrusion 156 and the second housing 113 due to the omission of the assembling process of the second protrusion 156 and the second housing 113, thereby facilitating the improvement of the assembling and disassembling efficiency and further reducing the production and maintenance costs. In addition, the second protrusion 156 and the second housing 113 are integrally connected, so that the requirement of the precision of the matching dimension between the second housing 113 and the torsion spring 146 can be ensured, and the stability and reliability of the assembly of the second housing 113 and the torsion spring 146 can be improved. Such as integral stamping, integral injection molding, etc., which are not listed herein.

Of course, the structure of the second protrusion 156 is not limited to the second arc-shaped wall, but may also be a tubular structure, a groove structure, and the like, which are not listed here.

The first convex column and the second convex column have limiting function for the tubular structure matched with the first convex column, so that airflow flows through the baffle 142, and under the action of the torsion spring 146, the airflow cannot rush out the baffle 142, and the effectiveness and feasibility of closing the air outlet by the baffle 142 can be ensured.

Example 4:

as shown in fig. 1, 3 and 9, according to an embodiment of the invention, including the features defined in any of the above embodiments, and further: the cooking appliance 100 further includes a cover 114, the cover 114 is connected to an outer wall surface of the first casing 110, and at least a portion of the second casing 113 is located between the cover 114 and the first casing 110; the fan 130 further comprises a second motor 134 having a portion of a drive shaft 136 extending through the housing 114 and the second casing 113, the portion of the drive shaft extending through the housing 114 and the second casing 113 being coupled to the centrifugal fan blades 132 by a second hub 152.

In detail, the cover 114 is connected to an outer wall surface of the first casing 110, at least a portion of the second casing 113 is located between the cover 114 and the first casing 110, and the first casing 110 serves as a mounting carrier of the cover to ensure a distance between the first casing 110, the second casing 113 and the cover 114, thereby providing a structural support for the air flow to circulate between the first chamber 111 and the second chamber, or the air flow to be exhausted out of the cooking apparatus 100 through the air outlet 112.

The fan 130 further includes a second motor 134, the second motor 134 has a driving shaft, a portion of the driving shaft passes through the housing 114 and the second casing 113, and the portion of the driving shaft passing through the housing 114 and the second casing 113 is connected to the centrifugal fan 132 through a second shaft sleeve 152, so as to achieve the purpose that the second motor 134 drives the centrifugal fan 132 to rotate.

Specifically, the first housing 110 is connected to the casing 114 by a snap-fit connection and/or a fastening connection via a fastener, wherein the fastener includes: bolts, screws and rivets.

Example 5:

as shown in fig. 2 and 3, according to an embodiment of the invention, comprising the features defined in any of the above embodiments, and further: the cooking appliance 100 further includes a motor cover 170, wherein the motor cover 170 is connected to a side of the casing 114 away from the second housing 113; and the bracket 180 is arranged on the cover 114, the bracket 180 is positioned between the motor cover 170 and the cover 114, and the second motor 134 is arranged on the bracket 180.

In detail, the cooking appliance 100 further includes a motor cover 170 and a bracket 180. The motor cover 170 is connected with one side of the housing 114 far away from the volute, the support 180 is arranged on the housing 114, the second motor 134 is arranged on the support 180, the support 180 supports and fixes the second motor 134 arranged on the support, the motor cover 170 protects the second motor 134 arranged between the motor cover 170 and the housing 114, the second motor 134 is prevented from being damaged by impact caused by vibration in the conveying process of a product, and the service life of the product is prolonged.

Specifically, the motor cover 170 has a mounting groove, and the bracket 180 is seated in the mounting groove and fastened by a fastener, including a bolt, a screw, and a rivet, or snap-coupled so that the motor cover 170 is assembled with the bracket 180. This setting can increase the area of contact and the contact angle of motor cover 170 and support 180, is favorable to strengthening motor cover 170 and support 180's the steadiness and the reliability of assembling.

Example 6:

as shown in fig. 3, according to an embodiment of the invention, comprising the features defined in any of the above embodiments, and further: the cooking appliance 100 further includes a heat dissipating fan 240, the heat dissipating fan 240 is connected to the second motor 134, and the second motor 134 is configured to drive the heat dissipating fan 240 to operate.

In detail, the cooking utensil 100 further includes a heat dissipating fan 240, the heat dissipating fan 240 is connected to the second motor 134, that is, the second motor 134 is connected to the heat dissipating fan 240 and the centrifugal fan 132, and the second motor 134 drives the heat dissipating fan 240 and the centrifugal fan 132 to rotate. The rotation of the heat dissipating fan 240 plays a role in dissipating heat of the second motor 134, so as to ensure the working temperature of the second motor 134, which is beneficial to prolonging the service life of the second motor 134.

Example 7:

as shown in fig. 1, 2, 3, 4 and 9, according to one embodiment of the invention, the features defined in any of the above embodiments are included, and further: part of the second housing 113 is protruded to form the air outlet 112.

In detail, through the structure of the reasonable second housing 113, part of the second housing 113 protrudes to form the air outlet 112, and this arrangement enables steam, oil smoke and the like inside the cooking appliance 100 to be discharged directionally, for example, the air outlet 112 can be arranged toward the window, or toward the balcony, or toward the direction away from the crowd, so that the situation that oil stains are attached to furniture or oil smoke and odor are attached to clothes due to the diffusion of water mist and oil smoke indoors can be avoided, and the influence on the indoor environment is reduced.

In addition, this structural setting makes can place cooking utensil 100 in arbitrary position department according to user's actual demand, has satisfied the portable use demand of smoking and directional emission cooking utensil 100 interior oil smoke and steam, has promoted the performance of product.

Specifically, the air outlet 112 protrudes from the first housing 110.

Specifically, the places where the cooking appliance 100 may be placed include: desktop, floor, window, etc., to name but a few.

Example 8:

as shown in fig. 1, according to an embodiment of the invention, comprising the features defined in any of the above embodiments, and further: the cooking appliance 100 further includes: a heating member 190, the heating member 190 being located within the second housing 113, the heating member 190 being configured to supply heat to the second chamber.

In detail, by providing the heating member 190, the air in the second chamber is heated by the heating member 190 to form a hot air flow. Since the air outlet 112 is closed, the fan 130 drives the airflow to circularly flow between the first chamber 111 and the second chamber, so the hot airflow in the second chamber can circularly enter the first chamber 111, and the hot airflow is formed to circularly heat the food material in the first chamber 111.

Specifically, the heating member 190 includes a heating pipe, and the heating pipe is arranged along the extending direction of the scroll casing, so that the contact area and the contact angle of the heating member 190 with the air are increased, and the heating efficiency is improved.

Specifically, the heating member 190 includes a heating plate, a resistance wire, and the like, which are not enumerated herein.

Example 9:

according to an embodiment of the invention, including the features defined in any of the above embodiments, and further: the cooking appliance 100 further includes: a steam generator in communication with the first chamber 111.

In detail, by providing the steam generator such that the steam generator communicates with the first chamber 111, the steam function of the cooking appliance 100 is realized using the steam generated by the steam generator.

Example 10:

according to an embodiment of the invention, including the features defined in any of the above embodiments, and further: the cooking appliance 100 further comprises a microwave generator, which communicates with the first chamber 111.

In detail, by providing the microwave generator such that the microwave generator communicates with the first chamber 111, the microwave function of the cooking appliance 100 is realized using the microwave generator.

Specifically, the cooking appliance 100 includes a microwave oven, an oven, and the like, which are not enumerated herein.

The specific embodiment is as follows:

the cooking appliance 100 comprises the metal centrifugal fan blades 132 and the volute, so that the wind power is stronger, and the hot air efficiency is higher.

The cooking appliance 100 of the present invention can achieve the effect that the air flow is exhausted out of the cooking appliance 100 through the air exhaust port 112, that is, has an air exhaust function, in addition to satisfying the internal heat circulation between the first chamber 111 and the second chamber of the cooking appliance 100. Can be after barbecue culinary art finishes, siphon away the hot air current in cooking utensil 100, hot air wave gives the scorching heat that user face caused when reducing to open cooking utensil 100 and feels, because siphoned away the hot air current simultaneously, realized just can cooling down eating the material when closing the door to a certain extent, avoids opening cooking utensil 100 and takes out to eat the material and cause the scald.

In the steam mode of the cooking appliance 100, the exhaust function may be activated to suck excess steam inside the cooking appliance 100 and reduce the amount of steam gushing out after the cooking appliance 100 is opened.

Under cooking utensil 100's barbecue mode, can produce the oil smoke in the culinary art process, also can start the function of airing exhaust, pump unnecessary cooking oil smoke, can remove the flavor to the cooking utensil 100 inside after the culinary art simultaneously, be favorable to healthy culinary art.

As shown in fig. 1, 2 and 3, the cooking appliance 100 includes a centrifugal fan 132, a volute, a baffle 142, a torsion spring 146, a second motor 134, and the like. The bracket 180 is fixed on the motor cover 170, the bracket 180 is located at the rear side of the housing 114, the second motor 134 is fixed on the bracket 180, and the driving shaft 136 of the second motor passes through the housing 114 and is connected with the centrifugal fan blades 132 through the second shaft sleeve 152. The motor cover 170 is fixed on the housing 114 to protect the second motor 134, so as to prevent the second motor 134 from being damaged by impact generated during the transportation vibration process of the product, and to prolong the reliability of the product. The temperature controller 230 is installed on the housing 114 for detecting the temperature of the second motor 134, and the fan blades 240 rotate synchronously to form a reverse air path for cooling the second motor 134 when the centrifugal fan blades 132 are working.

As shown in fig. 2 and 3, the baffle 142 can be driven by the first motor 148 to rotate, when the cooking apparatus 100 is in the cooking mode, the first motor 148 is not operated, the baffle 142 is not changed in the initial position to close the air outlet 112, the centrifugal fan 132 is normally operated, and under the heating action of the heating element 190, a continuous hot air flow is generated for heating the first chamber 111, and at this time, the air flow can only circulate internally under the combined action of the baffle 142 and the elasticity of the torsion spring 146. The first extension 158 of the torsion spring 146 is inserted into the first protrusion 154 of the blocking plate 142, and the second extension 160 of the torsion spring 146 is inserted into the second protrusion 156 of the volute, so that the airflow cannot easily rush out of the blocking plate 142 by the torsion spring 146.

After cooking, the first motor 148 is started under the control of the controller to drive the baffle 142 to rotate, and at the moment, the hot air flow is diffused outwards to form an air exhaust mode and is exhausted along the air outlet of the volute.

At this time, the hot air flow is exhausted to the atmosphere through the exhaust port 112, and external heat circulation interaction is realized. The function can weaken the gushing feeling of the hot air flow when the cooking appliance 100 is opened, and meanwhile, the temperature of the food can be reduced to a certain degree under the state that the cooking appliance 100 is closed, so that scalding caused when the food is taken out is avoided; the cooking appliance 100 may also be ventilated to remove odors from the cooked food.

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:

a first housing provided with a first chamber;

the second shell is connected with the first shell, a second cavity is enclosed between the second shell and part of the outer wall surface of the first shell, the second shell is provided with an air outlet, and the second cavity is communicated with the first cavity and the air outlet;

the fan is positioned in the second chamber;

wherein the air outlet is opened, and the fan is configured to drive the airflow in the second chamber to be exhausted out of the cooking appliance through the air outlet; closing the exhaust vent, the blower configured to drive an airflow to circulate between the first chamber and the second chamber.

2. The cooking appliance of claim 1,

the second housing is configured as a volute;

the fan comprises centrifugal fan blades, and the centrifugal fan blades are located in the volute.

3. The cooking appliance according to claim 1 or 2, further comprising:

a flap assembly configured to be able to open or close the air discharge outlet.

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

the baffle is movably connected with the second shell;

the driving piece is connected with the baffle and is configured to drive the baffle to open or close the air outlet.

5. The cooking appliance of claim 4, wherein the drive comprises:

the torsional spring is connected with the baffle and the second shell;

the first motor is provided with a driving shaft, and the driving shaft is connected with the baffle plate through a first shaft sleeve.

6. The cooking appliance of claim 5,

the baffle is provided with a first convex part, and the second shell is provided with a second convex part;

the torsional spring has first portion and the second portion of stretching out, first portion of stretching out inserts first convex part, the second portion of stretching out inserts the second convex part.

7. The cooking appliance of claim 2, further comprising:

the cover is connected with the outer wall surface of the first shell, and at least part of the second shell is positioned between the cover and the first shell;

the fan further comprises a second motor, one part of a driving shaft of the second motor penetrates through the housing and the second shell, and the part of the driving shaft penetrating through the housing and the second shell is connected with the centrifugal fan blades through a second shaft sleeve.

8. The cooking appliance of claim 7, further comprising:

the motor cover is connected with one side of the cover shell, which is far away from the second shell;

the support is arranged on the housing, the support is positioned between the motor cover and the housing, and the second motor is arranged on the support.

9. The cooking appliance of claim 7, further comprising:

the heat dissipation fan blade is connected with the second motor, and the second motor is configured to drive the heat dissipation fan blade to work.

10. The cooking appliance according to claim 1 or 2,

part of the second shell is raised to form the air outlet.

11. The cooking appliance according to claim 1 or 2, further comprising:

a heating element located within the second housing, the heating element configured to provide heat to the second chamber.

12. The cooking appliance according to claim 1 or 2, further comprising:

a steam generator in communication with the first chamber; and/or

A microwave generator in communication with the first chamber.