CN114947501B

CN114947501B - Cooking utensil

Info

Publication number: CN114947501B
Application number: CN202110218582.0A
Authority: CN
Inventors: 任孟珂; 任志文; 林健
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: 2021-02-26
Filing date: 2021-02-26
Publication date: 2024-03-01
Anticipated expiration: 2041-02-26
Also published as: CN114947501A

Abstract

The invention provides a cooking utensil, which comprises a shell component, a steam component and a pulse spray head; a first cavity is arranged in the shell component; the steam component is used for generating steam; the pulse spray head comprises an air inlet component and an injection component, wherein the air inlet component is communicated with the steam assembly, and the injection component faces the first cavity. According to the cooking utensil provided by the invention, as the speed of steam sprayed by the spraying component of the pulse spray head is higher, the steam can move to food materials more quickly, so that the energy loss in the steam flowing process is reduced, the utilization rate of heat carried by the steam is improved, and the heating efficiency of the food materials is further improved. And because the heating efficiency to the food material has been promoted for the cooking cycle of food material is shorter, and then promotes the cooking efficiency to the food material, realizes the quick culinary art to the food material.

Description

Cooking utensil

Technical Field

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

Background

At present, steam-heated cookers have various forms such as pure steam boxes, steam-baking integrated boxes and the like.

In the related art, a steam-heated cooking appliance feeds cold water into a steam generator, the steam generator rapidly heats the fed cold water to form saturated steam by using a heating device, and then presses the generated high-temperature saturated steam into a cavity by using the generated pressure to heat food in the cavity; but the utilization rate of high-temperature steam in the cooking mode is low, so that the heating efficiency is low.

Disclosure of Invention

The present invention aims to solve at least one of the technical problems existing in the prior art or related art.

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

In view of the above, the present invention provides a cooking appliance including a housing assembly, a steam assembly, and a pulse spray head; a first cavity is arranged in the shell component; the steam component is used for generating steam; the pulse spray head comprises an air inlet component and an injection component, wherein the air inlet component is communicated with the steam assembly, and the injection component faces the first cavity.

According to the cooking utensil provided by the invention, the first cavity is arranged in the shell assembly and is used for placing food materials so as to cook the food materials. In the process of cooking food, the steam component can generate steam, the pulse spray head is communicated with the steam component, the steam generated by the steam component can enter the pulse spray head through the air inlet component, the steam is accelerated in the pulse spray head, and the steam is sprayed into the first cavity at a higher speed by the spraying component, so that the food in the first cavity is cooked.

Because the steam speed of spouting by the injection part of pulse shower nozzle is higher, steam can move to food more fast, and then reduces the energy loss of steam flow in-process, promotes the thermal utilization ratio to the steam carries, and then promotes the heating efficiency to food.

And because the heating efficiency to the food material has been promoted for the cooking cycle of food material is shorter, and then promotes the cooking efficiency to the food material, realizes the quick culinary art to the food material.

Specifically, during cooking, the pulse jet may intermittently jet the air flow, which may cause the air flow to be faster and farther in range than if the air flow was continuously jetted.

In addition, the cooking appliance in the technical scheme provided by the invention can also have the following additional technical characteristics:

in one technical scheme of the invention, the pulse spray head further comprises a spray head body, and the spray head body is provided with a second cavity; the air inlet part is provided with an air inlet channel which is communicated with the second cavity; the injection component is provided with an injection channel which is connected with the second cavity; the cross-sectional area of the second chamber increases from the air intake member to the injection member.

In this technical scheme, the second cavity sets up in the inside of shower nozzle body, and the air inlet channel of setting on the air inlet part can carry steam to the second cavity in. After the steam enters the second cavity from the air inlet channel, the cross section area of the second cavity is increased from the air inlet component to the injection component, the gas entering the second cavity can form pulse jet flow at the injection channel and is injected into the first cavity through the injection channel, and the high temperature carried by the pulse jet flow can realize cooking of food in the first cavity; and after the pulse jet is injected into the first cavity by the injection channel, the movement speed of the pulse jet is higher, so that the pulse jet is more rapidly contacted with the food material, and the heating efficiency of the food material is improved.

In one aspect of the invention, the first end of the intake passage is in communication with the steam assembly and the second end of the intake passage is in communication with the second cavity, the cross-sectional area of the intake passage decreasing from the first end of the intake passage to the second end of the intake passage.

In the technical scheme, the cross-sectional area of the air inlet channel is reduced from the first end communicated with the steam component to the second end communicated with the second cavity, namely, the cross-sectional area of the air inlet channel is smaller as the cross-sectional area of the air inlet channel is closer to the second cavity, so that the flow speed of steam is gradually increased in the air inlet channel, steam is further enabled to form a jet flow with higher speed after entering the second cavity through the air inlet channel, and then the steam can form a pulse jet flow in the second cavity and is sprayed into the cavity through the spraying channel.

The cross-sectional area of the intake passage is the flow area of the intake passage.

In one technical scheme of the invention, the pulse nozzle further comprises a gas-supplementing port, wherein the gas-supplementing port is arranged on the nozzle body and communicated with the second cavity.

In the technical scheme, the spray head body is provided with a gas-supplementing port, and the gas-supplementing port is communicated with the second cavity. After entering the second cavity, the steam can gradually increase the flow passage speed of the steam, so that a certain negative pressure area can be formed in the second cavity, a certain pressure difference can be generated between the outside of the nozzle body and the inside of the second cavity, air outside the nozzle body can enter the second cavity through the air supplementing port under the action of the pressure difference, the supplemented air is mixed with the pulse air flow to generate a gas-liquid vortex ring, and meanwhile, the pulse air flow is formed at the injection passage and mixed with certain pulse air bubbles in the pulse air flow. After the pulse air flow and the pulse air bubbles are sprayed into the first cavity through the spraying channel, the pulse air bubbles can be broken under the action of self pressure, and power generated when the pulse air bubbles are broken can further accelerate the speed of the pulse air flow, so that the pulse air flow can move to a more distant external place, further steam and food are fully contacted, and the heating efficiency and the heating speed of the food are further improved.

And after the pulse airflow and the pulse bubbles are sprayed into the first cavity by the spraying channel, the pulse airflow and the pulse bubbles can also impact the inner wall of the first cavity, the tension generated by the breakage of the pulse bubbles acts on the inner wall of the first cavity, a certain impact force can be generated on the inner wall of the first cavity, and then the dirt on the inner wall of the first cavity is removed, so that the first cavity is cleaned, and the cleanliness of the first cavity is improved.

Because the inner wall of the first cavity can be cleaned by the pulse airflow, the cleaning process of the cooking appliance is simplified, and the cleaning difficulty of the cooking appliance is reduced.

In one aspect of the present invention, the first end of the injection passage is in communication with the second cavity, the second end of the injection passage faces the first cavity, and the cross-sectional area of the injection passage increases from the first end of the injection passage to the second end of the injection passage.

In this technical scheme, the cross-sectional area that jet passage is close to the one end of second cavity is less, and the cross-sectional area of keeping away from second cavity one end is great, and the pulse jet that produces in the second cavity can get into in the first cavity fast along jet passage after entering into jet passage, reduces jet passage inner wall to the resistance of pulse jet, further promotes the range of pulse jet for the pulse air current can move to farther external, and then makes steam and food fully contact, further promotes the heating efficiency to the food, and to the heating rate of food.

Specifically, in the cooking process, the first end of the air inlet channel is communicated with the steam component, the second end of the air inlet channel is communicated with the second cavity, the cross section area of the air inlet channel is reduced from the first end to the second end, steam entering the first cavity can be accelerated to form jet flow, and pressure pulsation vortex rings can be generated on two sides of the first cavity due to entrainment of the jet flow, so that pulsation negative pressure areas exist on two sides of the first cavity, and external air is entrained into the first cavity from the air supplementing port to generate self-excitation inhalation. After air is sucked into the first cavity, the range of a negative pressure area in the first cavity is reduced, the sucked air is mixed with high-speed steam jet flow to generate a gas-liquid vortex ring, and meanwhile, a gas-liquid pulse jet flow is formed at the injection channel. The gas-liquid pulse jet flow is jetted into the first cavity by the jetting component, the gas-liquid pulse jet flow speed is higher, steam can move to food materials more rapidly, further energy loss in the steam flowing process is reduced, the utilization rate of heat carried by the steam is improved, and further the heating efficiency of the food materials is improved.

Meanwhile, the self-priming pulse gas-liquid jet still can generate a series of liquid-gas vortex ring structures in the cavity, and the circulation process of vortex disturbance-amplification-suction-liquid-gas vortex ring generation-release-new vortex pulsation generation can be periodically developed, so that the self-excited pulsation flow of the steam passing through the structure is realized.

The pulse spray head is a self-air-suction type low-cost mode for realizing pulse steam, and other modes such as an oscillating circuit can also achieve a pulse effect.

In one aspect of the invention, the vapor assembly includes a reservoir and a vapor generator coupled to the reservoir to provide vapor to the pulse spray head.

In the technical scheme, the liquid storage box is used for storing liquid, and after the liquid in the liquid storage box is sent to the steam generator, the steam generator can heat the liquid and form high-temperature steam, so that the high-temperature steam is provided for the pulse spray head. The high-temperature steam is sprayed into the first cavity through the pulse spray head, so that the food material is cooked.

In one aspect of the invention, the vapor assembly further comprises an atomizer connected to the reservoir to provide mist to the pulse spray head.

In the technical scheme, liquid in the liquid storage box is sent into the atomizer, and the atomizer can atomize the liquid and form fog, so that the fog is provided for the pulse spray head. The mist temperature that the atomizer formed is lower, and the mist mixes the back with the produced high temperature steam of steam generator, but the temperature of high temperature steam, and then realizes controlling the temperature of entering into the steam in the first cavity, promotes the accuracy to entering into the steam temperature control in the first cavity.

The oscillating atomizer and the steam generator are two modes of converting cold water into cold water mist and hot water vapor, and can achieve the same effect in any mode capable of realizing atomization and any mode and structure capable of obtaining the hot water vapor.

In one aspect of the present invention, the steam assembly further comprises a water pump and a connecting pipe; the water pump is arranged in the liquid storage box; one end of the connecting pipe is connected with the water pump, and the other end is connected with the steam generator or the atomizer.

In the technical scheme, the liquid in the liquid storage box can be respectively sent into the steam generator and the atomizer through the water pump and the connecting pipe, so that the steam generator generates high-temperature steam, and the atomizer generates low-temperature mist.

In one technical scheme of the invention, the number of the water pumps is two, namely a first pump and a second pump, and the number of the connecting pipes is also two, namely a first pipe and a second pipe.

The first pump is arranged in the liquid storage box, and one end of the first pipe is connected with the liquid outlet end of the first pump.

The steam generator comprises a first liquid storage component and a heating component, the other end of the first pipe is communicated with the first liquid storage component, the first pump is used for conveying liquid into the first liquid storage component through the first pipe, and the heating component can heat the liquid in the first liquid storage component so as to generate high-temperature fog.

The second pump is arranged in the liquid storage box, and one end of the second pipe is connected with the liquid outlet end of the second pump.

The atomizer still includes second stock solution part and vibration part, and the other end and the second stock solution part of second pipe are linked together, and second pump accessible second pipe carries liquid in to the second stock solution part, and vibration part can gasify the liquid in the second stock solution part, and then produces low temperature fog.

In one technical scheme of the invention, the number of the water pumps is two, the number of the connecting pipes is two, and the connecting pipes are a third pipe and a fourth pipe respectively, and the steam assembly further comprises a three-way joint, a first control valve and a second control valve.

The water pump sets up in the receiver, and the play liquid end of water pump is connected with three way connection's feed liquor end, and the one end of third pipe is connected with three way connection's first play liquid end, and the one end of fourth pipe is connected with three way connection's second play liquid end.

The steam generator comprises a first liquid storage component and a heating component, the other end of the third pipe is communicated with the first liquid storage component, the water pump is used for conveying liquid into the first liquid storage component through the third pipe, and the heating component can heat the liquid in the first liquid storage component so as to generate high-temperature fog.

The atomizer still includes second stock solution part and oscillating part, and the other end and the second stock solution part of fourth pipe are linked together, and the water pump is through the liquid in fourth pipe to the second stock solution part, and oscillating part can gasify the liquid in the second stock solution part, and then generates low temperature fog.

The first control valve is arranged on the third pipe to control the on or off of the third pipe, and the second control valve is arranged on the fourth pipe to control the on or off of the fourth pipe.

When only liquid is required to be conveyed into the steam generator, the first control valve is opened, the second control valve is disconnected, and the water pump and the first liquid storage part of the steam generator are used for conveying liquid.

When only liquid is required to be conveyed into the atomizer, the first control valve is disconnected, the second control valve is opened, and the water pump is placed into the atomizer through the fourth pipe to convey the liquid into the second liquid storage part.

When liquid is required to be simultaneously conveyed into the steam generator and the atomizer, the first control valve and the second control valve are opened, the water pump and the first liquid storage part of the steam generator are conveyed through the third pipe, and the second liquid storage part is placed into the atomizer through the fourth pipe to convey the liquid.

In one technical scheme of the invention, the cooking utensil further comprises a control part, the air inlet end of the control part is respectively connected with the steam generator and the atomizer, and the air outlet end of the control part is connected with the air inlet part.

In this technical scheme, control element's inlet end is connected with steam generator and atomizer respectively, and control element's end of giving vent to anger is connected with the part of admitting air, and then realizes the control to the high temperature steam and the low temperature fog of inflow pulse shower nozzle, and then controls the temperature of the pulse jet that is spouted by pulse shower nozzle for cooking utensil can high temperature quick cooking food material, also can keep fresh food under the low temperature, and then makes the food material that cooking utensil culinary art out healthier.

The control part can be a three-way valve, and the opening degree of the three-way valve is adjusted to adjust the amounts of high-temperature steam and low-temperature mist flowing into the pulse spray head, so as to control the temperature of the pulse jet ejected by the pulse spray head.

In one aspect of the invention, a housing assembly includes a first housing and a second housing; the first shell is provided with a first cavity, and the pulse spray head is arranged on the first shell; the second casing is sleeved outside the first casing, and the steam component is arranged between the first casing and the second casing.

In this technical scheme, first casing is the shell, and the second casing is the inner bag, and first cavity sets up in the second casing, and then realizes the culinary art to edible material, and steam assembly sets up between first casing and second casing, realizes the installation and the fixed to steam assembly to be convenient for arrange the pipeline of carrying steam.

In one technical scheme of the invention, the cooking appliance is a cooking appliance with a steam cooking function, and specifically is a pure steam box, a steam oven, a micro-steam and baking integrated machine, an electric rice cooker, an electric pressure cooker and the like.

The cooking utensil is through setting up the pulse shower nozzle to spray steam in to first cavity through the pulse shower nozzle, steam can be more fast to food material motion, and then reduces the energy loss of steam flow in-process, promotes the thermal utilization ratio that carries steam, and then promotes the heating efficiency to food material. And because the heating efficiency to the food material has been promoted for the cooking cycle of food material is shorter, and then promotes the cooking efficiency to the food material, realizes the quick culinary art to the food material.

The cooking utensil mixes the high temperature steam that steam generator produced and the low temperature fog that the atomizer produced through setting up steam generator, atomizer and control part, realizes the quantity to high temperature steam and the low temperature fog that flows in the pulse shower nozzle, controls the temperature of the pulse jet that is spouted by the pulse shower nozzle, and then realizes low temperature culinary art, variable steam temperature.

Through set up the air supply mouth on the pulse shower nozzle for be mingled with the pulse bubble in the pulse air current, after pulse air current and pulse bubble are spouted first cavity by the injection passage, still can strike the inner wall of first cavity, the tension that the pulse bubble was broken to produce acts on the inner wall of first cavity, can produce certain impact force to the inner wall of first cavity, and then clear away the filth on the inner wall of first cavity, realize the cleanness to first cavity, promote the cleanliness factor of first cavity, and then realize cooking utensil's self-cleaning.

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 foregoing and/or additional aspects and advantages of the invention will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

fig. 1 illustrates one of schematic structural views of a cooking appliance according to an embodiment of the present invention;

FIG. 2 shows a second schematic structural view of a cooking appliance according to an embodiment of the present invention;

FIG. 3 shows one of the schematic structural diagrams of the pulse jet according to one embodiment of the present invention;

fig. 4 shows a second schematic diagram of the structure of a pulse nozzle according to an embodiment of the present invention.

Wherein, the correspondence between the reference numerals and the component names in fig. 1 to 4 is:

100 shell components, 102 first cavities, 104 first shells, 106 second shells, 200 steam components, 202 liquid storage boxes, 204 steam generators, 206 atomizers, 300 pulse spray heads, 302 air inlet components, 304 spray components, 306 spray head bodies, 308 second cavities, 310 air supplementing ports, 312 air inlet channels, 314 spray channels, 400 control components, 500 gas-liquid vortex rings and 600 pulse bubbles.

Detailed Description

In order that the above-recited objects, features and advantages of the present invention will be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.

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 described herein, and therefore the scope of the present invention is not limited to the specific embodiments disclosed below.

A cooking appliance according to some embodiments of the present invention is described below with reference to fig. 1 to 4.

Embodiment one:

as shown in fig. 1 and 2, the present invention provides a cooking appliance including a case assembly 100, a steam assembly 200, and a pulse spray 300; a first cavity 102 is disposed within the housing assembly 100; the steam assembly 200 is used to generate steam; the pulse spray head 300 includes an air intake member 302 and an injection member 304, the air intake member 302 being in communication with the vapor assembly 200, the injection member 304 being oriented toward the first chamber 102.

In this embodiment, a first cavity 102 is provided within the housing assembly 100, the first cavity 102 being for placing food material for cooking the food material. In the process of cooking food materials, the steam assembly 200 can generate steam, the pulse nozzle 300 is communicated with the steam assembly 200, the steam generated by the steam assembly 200 can enter the pulse nozzle 300 through the air inlet component 302, the steam is accelerated in the pulse nozzle 300, and the steam is sprayed into the first cavity 102 at a higher speed by the spraying component 304, so that the food materials in the first cavity 102 are cooked.

Because the steam ejected by the ejecting part 304 of the pulse nozzle 300 has higher speed, the steam can move to the food material more quickly, thereby reducing energy loss in the steam flowing process, improving the utilization rate of heat carried by the steam, and further improving the heating efficiency of the food material.

Specifically, during cooking, pulse jet 300 intermittently jets an air flow, which results in a faster air flow rate and a longer range than a continuous jet.

Embodiment two:

the present embodiment provides a cooking appliance, which further includes the following technical features in addition to the technical features of the above embodiments.

As shown in fig. 3, the pulse nozzle 300 further includes a nozzle body 306, and the nozzle body 306 is provided with a second cavity 308; the air intake member 302 is provided with an air intake passage 312, and the air intake passage 312 communicates with the second chamber 308; the injection component 304 is provided with an injection channel 314, the injection channel 314 being connected to the second cavity 308; the cross-sectional area of the second cavity 308 increases from the intake component 302 to the injection component 304.

In this embodiment, the second cavity 308 is disposed inside the nozzle body 306, and the air inlet channel 312 disposed on the air inlet member 302 can deliver steam into the second cavity 308. After the steam enters the second cavity 308 from the air inlet channel 312, as the cross-sectional area of the second cavity 308 is increased from the air inlet component 302 to the injection component 304, the gas entering the second cavity 308 can form pulse jet flow at the injection channel 314 and is injected into the first cavity 102 through the injection channel 314, and the high temperature carried by the pulse jet flow can realize cooking of food materials in the first cavity 102; and after the pulse jet is injected into the first cavity 102 through the injection channel 314, the movement speed of the pulse jet is higher, so that the pulse jet is in contact with the food material more quickly, and the heating efficiency of the food material is improved.

Embodiment III:

As shown in fig. 3, a first end of the intake passage 312 communicates with the steam assembly 200, a second end of the intake passage 312 communicates with the second cavity 308, and a cross-sectional area of the intake passage 312 decreases from the first end of the intake passage 312 to the second end of the intake passage 312.

In this embodiment, the cross-sectional area of the air inlet channel 312 decreases from the first end of the steam assembly 200 that is in communication with the second cavity 308 to the second end that is in communication with the second cavity 308, that is, the cross-sectional area of the air inlet channel 312 decreases as the cross-sectional area of the air inlet channel 312 approaches the second cavity 308, so that the flow speed of the steam increases gradually in the air inlet channel 312, and the steam forms a jet with a higher speed after entering the second cavity 308 through the air inlet channel 312, so that the steam can form a pulse jet in the second cavity 308 and is injected into the cavity through the injection channel 314.

The cross-sectional area of the intake passage 312 is the flow area of the intake passage 312.

Embodiment four:

As shown in fig. 3 and 4, the pulse nozzle 300 further includes a gas supply port 310, where the gas supply port 310 is disposed on the nozzle body 306 and communicates with the second cavity 308.

In this embodiment, the nozzle body 306 is provided with a gas-filling port 310, and the gas-filling port 310 is in communication with the second cavity 308. After the steam enters the second cavity 308, a certain negative pressure area can be formed in the second cavity 308 due to the gradual increase of the flow passage speed of the steam, a certain pressure difference can be generated between the outside of the nozzle body 306 and the inside of the second cavity 308, air outside the nozzle body 306 can enter the second cavity 308 from the air supplementing port 310 under the action of the pressure difference, the supplemented air is mixed with the pulse air flow to generate the air-liquid vortex ring 500, the pulse air flow is formed at the injection passage 314, and certain pulse air bubbles 600 are mixed in the pulse air flow. After the pulse air flow and the pulse air bubble 600 are sprayed into the first cavity 102 through the spraying channel 314, the pulse air bubble 600 is broken under the action of self pressure, and the power generated when the pulse air bubble 600 is broken can further accelerate the speed of the pulse air flow, so that the pulse air flow can move to a more distant external place, further steam is fully contacted with the food, and the heating efficiency and the heating speed of the food are further improved.

And, after the pulse air flow and the pulse bubble 600 are sprayed into the first cavity 102 through the spraying channel 314, the pulse air flow and the pulse bubble 600 can also impact the inner wall of the first cavity 102, and the tension generated by the breakage of the pulse bubble 600 acts on the inner wall of the first cavity 102, so that a certain impact force can be generated on the inner wall of the first cavity 102, and further, the dirt on the inner wall of the first cavity 102 is removed, the cleaning of the first cavity 102 is realized, and the cleanliness of the first cavity 102 is improved.

Because the inner wall of the first cavity 102 can be cleaned by the pulse airflow, the cleaning process of the cooking appliance is simplified, and the cleaning difficulty of the cooking appliance is reduced.

The arrows in fig. 4 indicate the flow direction of the steam in the pulse nozzle 300.

Fifth embodiment:

As shown in fig. 3, the first end of the injection channel 314 communicates with the second cavity 308, the second end of the injection channel 314 faces the first cavity 102, and the cross-sectional area of the injection channel 314 increases from the first end of the injection channel 314 to the second end of the injection channel 314.

In this technical scheme, the cross-sectional area of the end of injection channel 314 that is close to second cavity 308 is less, and the cross-sectional area of the end that keeps away from second cavity 308 is great, and the pulse jet that produces in second cavity 308 can get into in first cavity 102 fast along injection channel 314 after entering injection channel 314, reduces injection channel 314 inner wall to the resistance of pulse jet, further promotes the range of pulse jet for the pulse air current can move to farther external, and then makes steam and food fully contact, further promotes the heating efficiency to the food, and the heating rate to the food.

Example six:

As shown in fig. 4, during cooking, the first end of the air inlet channel 312 is communicated with the steam assembly 200, the second end of the air inlet channel 312 is communicated with the second cavity 308, the cross-sectional area of the air inlet channel 312 is reduced from the first end to the second end, a jet flow is formed by accelerating steam entering the first cavity 102, pressure pulsation vortex rings can be generated on two sides of the first cavity 102 due to entrainment of the jet flow, and the nozzle body 306 is provided with the air supplementing port 310, the air supplementing port 310 is communicated with the second cavity 308, so that pulsation negative pressure areas exist on two sides of the first cavity 102, and external air is sucked into the first cavity 102 from the air supplementing port 310, thereby self-excitation inhalation is generated. After the air is sucked into the first cavity 102, the range of the negative pressure area in the first cavity 102 is reduced, and the sucked air is mixed with the high-speed steam jet to generate a gas-liquid vortex ring 500, and meanwhile, a gas-liquid pulse jet is formed at the injection passage 314. The gas-liquid pulse jet is jetted into the first cavity 102 by the jetting component 304, the gas-liquid pulse jet speed is higher, steam can move to food materials more rapidly, and then energy loss in the steam flowing process is reduced, the utilization rate of heat carried by the steam is improved, and further the heating efficiency of the food materials is improved.

After the pulse air flow and the pulse air bubble 600 are sprayed into the first cavity 102 through the spraying channel 314, the pulse air bubble 600 is broken under the action of self pressure, and the power generated when the pulse air bubble 600 is broken can further accelerate the speed of the pulse air flow, so that the pulse air flow can move to a more distant external place, further steam is fully contacted with the food, and the heating efficiency and the heating speed of the food are further improved.

The pulse nozzle 300 is a low-cost form for realizing pulse steam by self-sucking, and other modes such as an oscillating circuit can also achieve the pulse effect.

Embodiment seven:

As shown in fig. 1 and 2, the vapor assembly 200 includes a reservoir 202 and a vapor generator 204, the vapor generator 204 being coupled to the reservoir 202 to provide vapor to the pulse spray head 300.

In this embodiment, the liquid storage box 202 is used for storing liquid, and after the liquid in the liquid storage box 202 is sent to the steam generator 204, the steam generator 204 can heat the liquid and form high-temperature steam, so as to provide the high-temperature steam for the pulse nozzle 300. The high-temperature steam is injected into the first cavity 102 through the pulse nozzle 300 to cook the food.

Example eight:

As shown in fig. 1 and 2, the vapor assembly 200 further includes an atomizer 206, the atomizer 206 being connected to the reservoir 202 to provide mist to the pulse spray head 300.

In this embodiment, the liquid in the liquid storage box 202 is fed into the atomizer 206, and the atomizer 206 can atomize the liquid and form mist, so as to provide the mist for the pulse nozzle 300. The temperature of the mist formed by the atomizer 206 is low, and after the mist is mixed with the high-temperature steam generated by the steam generator 204, the temperature of the high-temperature steam can be adjusted, so that the temperature of the steam entering the first cavity 102 is controlled, and the accuracy of controlling the temperature of the steam entering the first cavity 102 is improved.

The oscillating atomizer 206 and the steam generator 204 of the present invention are two ways of converting cold water into cold mist and hot steam, and any way of atomizing and any way and structure of obtaining hot steam can achieve the same effect.

Example nine:

The steam assembly 200 further includes a water pump and a connection pipe; the water pump is arranged in the liquid storage box 202; one end of the connecting pipe is connected with a water pump, and the other end is connected with a steam generator 204 or an atomizer 206.

In this embodiment, by providing a water pump and a connection pipe, the liquid in the liquid storage tank 202 may be respectively fed into the steam generator 204 and the atomizer 206, so that the steam generator 204 generates high temperature steam, and the atomizer 206 generates low temperature mist.

Example ten:

The number of the water pumps is two, namely a first pump and a second pump, and the number of the connecting pipes is also two, namely a first pipe and a second pipe.

The first pump is disposed in the liquid storage box 202, and one end of the first pipe is connected to the liquid outlet end of the first pump.

The steam generator 204 includes a first liquid storage part and a heating part, the other end of the first pipe is communicated with the first liquid storage part, the first pump is used for conveying liquid into the first liquid storage part through the first pipe, and the heating part can heat the liquid in the first liquid storage part so as to generate high-temperature mist.

The second pump is disposed in the liquid storage box 202, and one end of the second pipe is connected to the liquid outlet end of the second pump.

The atomizer 206 further includes a second liquid storage component and an oscillating component, the other end of the second pipe is communicated with the second liquid storage component, the second pump can convey liquid into the second liquid storage component through the second pipe, and the oscillating component can gasify the liquid in the second liquid storage component, so that low-temperature mist is generated.

Example eleven:

The number of the water pumps is two, the number of the connecting pipes is two, and the connecting pipes are a third pipe and a fourth pipe respectively, and the steam assembly 200 further comprises a three-way joint, a first control valve and a second control valve.

The water pump sets up in liquid storage box 202, and the play liquid end of water pump is connected with three way connection's feed liquor end, and the one end of third pipe is connected with three way connection's first play liquid end, and the one end of fourth pipe is connected with three way connection's second play liquid end.

The steam generator 204 includes a first liquid storage component and a heating component, the other end of the third pipe is communicated with the first liquid storage component, the water pump is used for conveying liquid into the first liquid storage component through the third pipe, and the heating component can heat the liquid in the first liquid storage component so as to generate high-temperature mist.

The atomizer 206 further includes a second liquid storage component and an oscillating component, the other end of the fourth pipe is communicated with the second liquid storage component, the water pump is used for conveying liquid into the second liquid storage component through the fourth pipe, and the oscillating component can gasify the liquid in the second liquid storage component so as to generate low-temperature mist.

When only liquid needs to be delivered into the steam generator 204, the first control valve is opened, the second control valve is opened, and the water pump and the first liquid storage part of the steam generator 204 are supplied with liquid through the third pipe.

When only liquid needs to be delivered into the atomizer 206, the first control valve is opened, the second control valve is opened, and the water pump delivers liquid into the atomizer 206 through the fourth pipe and into the second liquid storage part.

When it is desired to deliver liquid to both the vapor generator 204 and the atomizer 206, the first and second control valves are opened, the water pump and the first reservoir of the vapor generator 204 via the third tube are delivering liquid, and the atomizer 206 is placed in the second reservoir via the fourth tube.

Embodiment twelve:

As shown in fig. 1 and 2, the cooking appliance further includes a control part 400, an air inlet end of the control part 400 is connected to the steam generator 204 and the atomizer 206, respectively, and an air outlet end of the control part 400 is connected to the air inlet part 302.

In this technical scheme, the air inlet end of control unit 400 is connected with steam generator 204 and atomizer 206 respectively, and the air outlet end of control unit 400 is connected with air inlet unit 302, and then realizes the control to the quantity of high temperature steam and low temperature fog that flows into pulse shower nozzle 300, and then controls the temperature of the pulse jet that is spouted by pulse shower nozzle 300 for cooking utensil can high temperature quick cooking food, also can keep fresh food under the low temperature, and then makes the food that cooking utensil culinary art out healthier.

The control part 400 may be a three-way valve, and adjusts the amounts of high-temperature steam and low-temperature mist flowing into the pulse spray 300 by adjusting the opening degree of the three-way valve, thereby controlling the temperature of the pulse jet emitted from the pulse spray 300.

Embodiment thirteen:

As shown in fig. 1 and 2, the housing assembly 100 includes a first housing 104 and a second housing 106; the first housing 104 is provided with a first cavity 102, and the pulse nozzle 300 is arranged on the first housing 104; the second housing 106 is sleeved outside the first housing 104, and the steam assembly 200 is disposed between the first housing 104 and the second housing 106.

In this technical scheme, first casing 104 is the shell, and second casing 106 is the inner bag, and first cavity 102 sets up in second casing 106, and then realizes the culinary art to the food, and steam assembly 200 sets up between first casing 104 and second casing 106, realizes the installation and the fixed to steam assembly 200 to be convenient for arrange the pipeline that carries steam.

Fourteen examples:

The cooking utensil is a cooking utensil with a steam cooking function, and specifically comprises a pure steam box, a steam oven, a micro-steam and baking integrated machine, an electric rice cooker, an electric pressure cooker and the like.

As shown in fig. 1 to 4, the cooking appliance is provided with the pulse spray head 300, and sprays steam into the first cavity 102 through the pulse spray head 300, so that the steam can move to food materials more quickly, further energy loss in the steam flowing process is reduced, the utilization rate of heat carried by the steam is improved, and further the heating efficiency of the food materials is improved. And because the heating efficiency to the food material has been promoted for the cooking cycle of food material is shorter, and then promotes the cooking efficiency to the food material, realizes the quick culinary art to the food material.

By arranging the steam generator 204, the atomizer 206 and the control part 400, the high-temperature steam generated by the steam generator 204 is mixed with the low-temperature mist generated by the atomizer 206, so that the amounts of the high-temperature steam and the low-temperature mist flowing into the pulse spray head 300 are realized, the temperature of the pulse jet ejected by the pulse spray head 300 is controlled, and further, the low-temperature cooking and the variable steam temperature are realized.

Through set up the air supply mouth 310 on pulse shower nozzle 300 for be mingled with pulse bubble 600 in the pulse air current, pulse air current and pulse bubble 600 are spouted first cavity 102 by injection passage 314 after, still can strike first cavity 102's inner wall, and the tension that pulse bubble 600 breaks and produces acts on first cavity 102's inner wall, can produce certain impact force to first cavity 102's inner wall, and then clear away the filth on first cavity 102's the inner wall, realize the cleanness to first cavity 102, promote first cavity 102's cleanliness factor, and then realize cooking utensil's self-cleaning.

In the claims, specification and drawings of the present invention, the term "plurality" means two or more, unless explicitly defined otherwise, the orientation or positional relationship indicated by the terms "upper", "lower", etc. are based on the orientation or positional relationship shown in the drawings, only for the convenience of describing the present invention and making the description process easier, and not for the purpose of indicating or implying that the device or element in question must have the particular orientation described, be constructed and operated in the particular orientation, and therefore such description should not be construed as limiting the present invention; the terms "connected," "mounted," "secured," and the like are to be construed broadly, and may be, for example, a fixed connection between a plurality of objects, a removable connection between a plurality of objects, or an integral connection; the objects may be directly connected to each other or indirectly connected to each other through an intermediate medium. The specific meaning of the terms in the present invention can be understood in detail from the above data by those of ordinary skill in the art.

In the claims, specification, and drawings of the present invention, the descriptions of terms "one embodiment," "some embodiments," "particular embodiments," etc., mean 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 present invention. In the claims, specification and drawings of the present invention, the schematic representations of the above terms do not necessarily refer to the same embodiments or examples. 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 of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. 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 housing assembly provided with a first cavity;

a steam assembly for generating steam;

the pulse spray head comprises an air inlet component and an injection component, the air inlet component is communicated with the steam assembly, and the injection component faces the first cavity;

the pulse spray head also comprises a spray head body;

the spray head body is provided with a second cavity;

the air inlet component is provided with an air inlet channel which is communicated with the second cavity;

the injection component is provided with an injection channel, and the injection channel is connected with the second cavity;

the cross-sectional area of the second chamber increases from the air intake member to the injection member;

the first end of the air inlet channel is communicated with the steam component, the second end of the air inlet channel is communicated with the second cavity, and the cross section area of the air inlet channel is reduced from the first end of the air inlet channel to the second end of the air inlet channel.

2. The cooking appliance of claim 1, wherein the pulse jet further comprises:

the air supplementing port is arranged on the spray head body and is communicated with the second cavity.

3. The cooking appliance of claim 1, wherein the cooking appliance further comprises a handle,

the first end of the injection channel is communicated with the second cavity, the second end of the injection channel faces the first cavity, and the sectional area of the injection channel is increased from the first end of the injection channel to the second end of the injection channel.

4. The cooking appliance of claim 1, wherein the steam assembly comprises:

a liquid storage box;

and the steam generator is connected with the liquid storage box to provide steam for the pulse spray head.

5. The cooking appliance of claim 4, wherein the steam assembly further comprises:

and the atomizer is connected with the liquid storage box to provide mist for the pulse spray head.

6. The cooking appliance of claim 5, wherein the steam assembly further comprises:

the water pump is arranged in the liquid storage box;

and one end of the connecting pipe is connected with the water pump, and the other end of the connecting pipe is connected with the steam generator or the atomizer.

7. The cooking appliance of claim 5, further comprising:

the air inlet end of the control part is connected with the steam generator and the atomizer respectively, and the air outlet end of the control part is connected with the air inlet part.

8. The cooking appliance of any one of claims 1 to 7, wherein the housing assembly comprises:

the first shell is provided with the first cavity, and the pulse spray head is arranged on the first shell;

the second shell is sleeved on the outer side of the first shell, and the steam component is arranged between the first shell and the second shell.