CN213721400U

CN213721400U - Cooking utensil

Info

Publication number: CN213721400U
Application number: CN202022791904.4U
Authority: CN
Inventors: 羊小亮; 罗飞龙; 刘化勇; 黄韦铭; 郑博文; 瞿月红; 杨利杰
Original assignee: Foshan Shunde Midea Electrical Heating Appliances Manufacturing Co Ltd
Current assignee: Foshan Shunde Midea Electrical Heating Appliances Manufacturing Co Ltd
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-07-20
Anticipated expiration: 2030-11-27

Abstract

The utility model provides a cooking utensil, cooking utensil includes: a container comprising a cavity; a reservoir configured to store a liquid; the conveying part is communicated with the cavity and the liquid storage tank; a heating device configured to heat the reservoir; a refrigeration system including a refrigeration portion configured to refrigerate the reservoir. Can make the raw water in the liquid reserve tank heated to the curing by heating device through setting up heating device to avoid raw water to pour into the cavity and influence food quality, and the liquid in the liquid reserve tank can be heated to the temperature that can kill the bacterium by heating device, thereby carries out the bacterium to killing in the liquid reserve tank, prevents that the edible material in the bacterial contamination container. And then realize optimizing cooking utensil structure, widen the cooking utensil function, promote the security of culinary art gained food, protect user health, satisfy user's individualized demand, promote the technological effect that user used and experienced.

Description

Cooking utensil

Technical Field

The utility model relates to the technical field of household appliances, particularly, relate to a cooking utensil.

Background

In the related art, a household appliance such as an electric rice cooker has a single function and can only heat food materials. If the cooked food of the household appliance is stored for too long time in the food, bacteria can be bred in the food, and the health of a user is affected.

SUMMERY OF THE UTILITY MODEL

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

Therefore, the utility model provides a cooking utensil.

In view of this, the utility model provides a cooking utensil, cooking utensil includes: a container comprising a cavity; a reservoir configured to store a liquid; the conveying part is communicated with the cavity and the liquid storage tank; a heating device configured to heat the reservoir; a refrigeration system including a refrigeration portion configured to refrigerate the reservoir.

The utility model provides an among the cooking utensil, cooking utensil includes container, liquid reserve tank, conveying part, heating device and refrigerating system. The container is used for containing food materials to be cooked, and the food materials are cooked into food required by a user in the container. Liquid is stored in the liquid storage tank, one end of the conveying part is communicated with the cavity in the container, the other end of the conveying part is communicated with the inside of the liquid storage tank, and the conveying part can convey the liquid and/or gas in the liquid storage tank to the container so as to meet the working requirements. Refrigerating system includes refrigeration portion, and refrigeration portion absorbs the heat in the receiver tank in the course of the work to refrigerate the receiver tank, thereby form cryogenic liquids and low temperature air in the receiver tank, conveying portion can carry cryogenic air and cryogenic liquids to inside the container, thereby make cooking utensil reduce the temperature in the container according to user's demand, satisfy user's low temperature cooking demand on the one hand, on the other hand can build the low temperature environment in the container, restrain bacterial growing.

On this basis, cooking utensil still includes heating device, and heating device sets up the liquid reserve tank relatively for the heating liquid reserve tank. When the cooking utensil is started, the heating device is started to heat raw water stored in the liquid storage tank to cure, and the water injection step is executed after the heating and curing of the liquid are completed, so that the problems of poor food taste, unsanitary food and peculiar smell of the food caused by the fact that the raw water is injected into the container are solved. Simultaneously, when original liquid of storage in the use liquid reserve tank of this time culinary art cooks, heating device can also heat the liquid in the liquid reserve tank to the temperature that can kill the bacterium to carry out the bacterium and kill, avoid depositing liquid wherein for a long time and breed the bacterium, prevent the edible material in the bacterial contamination container. In addition, in the culinary art in-process, cooking utensil can be according to the liquid in user's culinary art demand heating liquid storage tank to obtain high temperature liquid or high temperature steam, carry high temperature liquid and high temperature steam and can satisfy user's culinary art demand in to the cavity, with the food that obtains the high quality, the taste is better. And then realize optimizing cooking utensil structure, widen the cooking utensil function, promote the security of culinary art gained food, protect user health, satisfy user's individualized demand, promote the technological effect that user used and experienced.

Additionally, the utility model provides an above-mentioned cooking utensil can also have following additional technical characterstic:

in the above technical solution, the cooking appliance further includes: the liquid storage tank and the refrigerating part are arranged on the base, and the heating device is arranged on the base or the liquid storage tank; the base is provided with a water drainage groove, the water drainage groove is opposite to the refrigerating part, and the water drainage groove is provided with a water drainage hole.

In this technical scheme, cooking utensil still includes the base to specifically limited heating device and refrigeration portion's setting position on cooking utensil. The base is location load-bearing structure, and liquid reserve tank and refrigeration portion install on the base, and refrigeration portion sets up with the liquid reserve tank relatively to make refrigeration portion can refrigerate the liquid reserve tank. The heating device can be installed on the base and heats the liquid storage tank after the liquid storage tank is assembled in place, or the heating device is directly installed on the liquid storage tank to heat the liquid storage tank. On this basis, be provided with water drainage tank on the base, water drainage tank's opening sets up with refrigeration portion relatively, and the comdenstion water that the refrigeration portion surface condensed in the course of the work is collected by water drainage tank, has still seted up the wash port on the water drainage tank, and the comdenstion water of being collected can be discharged via the wash port, and drainage pipe can be connected to specific wash port to arrange the comdenstion water to the cooking utensil outside through drainage pipe, can also set up the collection box with the wash port intercommunication, in order to collect the comdenstion water and empty for the user. Thereby realize the concentrated discharge of refrigeration portion comdenstion water, avoid the comdenstion water to pile up in a large number on the base, prevent that the comdenstion water from destroying other electrical parts on the base. And, the heating device can heat the drain tank while heating the liquid storage tank to the comdenstion water in the drain tank is dried to a certain extent. And then realize optimizing cooking utensil structure, promote cooking utensil work security and reliability, extension cooking utensil life's technological effect.

In any of the above technical solutions, the heating device includes: any one of a heating element, an electromagnetic heating element, a radiation emitter, or a combination thereof.

In this technical scheme, heating device can be heating element, and heating element self produces the heat in the course of the work, and the heat passes through heat-conduction transfer to the receiver tank in to make the receiver tank heat up, thereby heat the liquid of depositing among them, when heating device is heating element, can be through contacting heating element and receiver tank with the transfer heat, can also pass through air and superconductive gas transfer heat. The heating device can also be an electromagnetic heating element, the electromagnetic heating element and the liquid storage tank are arranged oppositely, part of the liquid storage tank is made of magnetic conductive materials, the electromagnetic heating element generates a magnetic field after the liquid storage tank is powered on, and the magnetic conductive materials generate heat in the magnetic field, so that liquid in the liquid storage tank is heated. Heating device still can be for radiation emitter, and radiation emitter's transmitting terminal aims at the liquid reserve tank, and the circular telegram back radiation emitter sends the radiation ray to the liquid reserve tank to through the liquid in the radiation heating liquid reserve tank, specific review generator can be infrared emitter. The heating device can be any one of the three types, and can also be freely combined into a combined type heating device so as to strengthen the heating efficiency.

In any of the above technical solutions, the heating device is in contact with the outer side surface of the liquid storage tank based on the fact that the heating device includes a heating element.

In this embodiment, when the heating means includes a heating element, the heating element is in contact with the outer surface of the reservoir. In the working process, the heating element generates heat, and the heat is transferred to the liquid storage tank in a contact manner so as to rapidly heat the liquid storage tank. Under this structure, heating efficiency is high and heating reliability is strong, and the fault rate is lower, can promote cooking utensil's job stabilization nature, reduces cooking utensil's manufacturing cost.

In any of the above technical solutions, the heating device further includes: the heat conducting piece is attached to the outer side surface, and the heating element is arranged on the heat conducting piece; the heat insulation piece is connected with the heat conduction piece, the heat insulation piece and the heat conduction piece surround to form an accommodating space, and the heating element is arranged in the accommodating space.

In this solution, the heating means comprise a heating element and in particular define the structure associated with the heating element. Based on heating device includes heating element, last heat conduction spare and the heat insulating part of still being provided with of heating device, heat conduction spare sets up on the outer wall of liquid reserve tank, laminate mutually with the surface of liquid reserve tank, heating element sets up on heat conduction spare, when heating element produces the heat, the heat is on the liquid reserve tank via heat conduction spare transmission, can promote the heat transfer rate of heating element to liquid reserve tank on the one hand through setting up heat conduction spare, promote heating efficiency, on the other hand can enlarge heating area through heat conduction spare, promote the heating homogeneity, avoid the liquid boiling of local region in the liquid reserve tank. The heat insulation part is connected with the heat conduction part, and the heat insulation part and the heat conduction part enclose to close and prescribe a limit to the accommodation space that sets up heating element, can stop the heat to transmit towards the direction beyond the heat conduction part through setting up the heat insulation part, can promote heating efficiency on the one hand, reduce the energy consumption, and on the other hand can avoid other structures hot melt on base and the base, prevents that the user from being scalded. And then realize optimizing heating device structure, promote heating efficiency, improve the technical effect of cooking utensil security and reliability.

In any one of the above technical schemes, the heating device is detachably connected with the liquid storage tank based on the connection of the heating device and the liquid storage tank.

In this technical scheme, when heating device was heating element and heating device setting on the liquid reserve tank, heating device can dismantle with the liquid reserve tank and be connected, can dismantle with the liquid reserve tank through being connected heating device, can be for the user condition of facilitating in the maintenance process, the user can be when heating element breaks down with heating element follow the liquid reserve tank dismantle get off in order to accomplish maintenance and change.

The heating element can be connected with the liquid storage tank through threaded connection, a screw hole can be formed in the liquid storage tank, a positioning hole is formed in the corresponding position of the heating element, and a screw penetrates through the positioning hole and is screwed into the screw hole to complete positioning and installation of the heating element.

Heating element can also the joint on the liquid reserve tank, specifically sets up the joint structure of looks adaptation on heating element and the corresponding position of liquid reserve tank respectively, accomplishes the connection after going into another joint structure with one of them joint structure card. The clamping structure can be a clamping hook and a clamping groove.

The heating element and the liquid storage tank can be connected through a nested structure, and the heating element is fastened on the liquid storage tank through interference fit.

In any one of the above technical schemes, the outer wall of the liquid storage box is concave to form a groove, and the refrigerating part is positioned in the groove.

In the technical scheme, the structural relationship between the liquid storage box and the refrigerating part is specifically limited. The liquid storage box is provided with a groove, and the refrigerating part extends into the groove. Through set up the recess on the liquid reserve tank and with the setting of refrigeration portion in the recess, can enlarge the heat transfer area of refrigeration portion and liquid reserve tank to promote heating efficiency. And set up the overall arrangement that heating device and refrigeration portion on can optimizing the liquid reserve tank with partial refrigeration portion in the recess, avoid heating device and refrigeration portion mutual interference on the liquid reserve tank, strengthen heating efficiency and the refrigeration efficiency to the liquid reserve tank. Specifically, the recess sets up on the diapire of liquid reserve tank, and the refrigeration portion is connected with the base and stretches into to the recess in, and heating device is connected with the diapire of liquid reserve tank, and encircles the recess setting.

Wherein, recess and water drainage tank set up relatively, and refrigeration portion can condense a large amount of comdenstions water at refrigeration portion surface and recess surface in-process, can ensure water drainage tank through setting up recess and water drainage tank relatively and collect above-mentioned comdenstion water to concentrate the comdenstion water of discharging through the wash port, thereby avoid the comdenstion water to destroy other electrical parts, and then realize promoting cooking utensil work safety, extension cooking utensil life's technological effect.

In any one of the above technical schemes, the refrigerating part is a semiconductor refrigerating piece, and the cold end of the semiconductor refrigerating piece is arranged opposite to the liquid storage tank.

In the technical scheme, the refrigerating part is a semiconductor refrigerating piece. The cold junction and the liquid reserve tank of semiconductor refrigeration piece set up relatively, and specifically, the cold junction of semiconductor refrigeration piece can contact with the outer wall of liquid reserve tank, or the cold junction of semiconductor refrigeration piece sets up with the outer wall interval of liquid reserve tank. In the working process, the semiconductor refrigerating piece forms a low-temperature area at the cold end to absorb heat in the liquid storage tank through heat conduction, and refrigeration for the liquid storage tank is realized. Wherein, semiconductor refrigeration spare possesses simple structure, occupation space is little, the low advantage of fault rate, chooses for use semiconductor refrigeration spare to realize promoting cooking utensil compact structure degree as refrigeration portion, reduces cooking utensil volume, promotes cooking utensil operational reliability's technological effect.

In any of the above technical solutions, the refrigeration system further includes: and the heat radiating device is connected with the hot end of the semiconductor refrigerating piece.

In the technical scheme, the semiconductor refrigerating piece is selected based on the refrigerating part, the refrigerating system is also provided with a heat dissipation device, and the heat dissipation device is connected with the hot end of the semiconductor refrigerating piece. In the course of the work, peninsula refrigeration spare forms the high temperature region at the hot junction, can avoid the heat of hot junction department to excessively concentrate through setting up heat abstractor to guarantee that semiconductor refrigeration spare can refrigerate the liquid reserve tank for a long time reliably, avoid semiconductor refrigeration spare overheated damage simultaneously. Therefore, the refrigeration system structure is optimized, the working safety and reliability of the refrigeration system are improved, and the service life of the semiconductor refrigeration piece is prolonged.

Specifically, the heat dissipation device comprises a heat dissipation sheet, the heat dissipation sheet is attached to the surface of the hot end of the semiconductor refrigeration piece, and the heat dissipation sheet has the characteristics of large heat dissipation area and high heat transfer efficiency. On the basis, the heat dissipation device can further comprise an air-cooling heat dissipation assembly and/or a water-cooling heat dissipation assembly which are connected with the heat dissipation fins, and the air-cooling heat dissipation assembly and/or the water-cooling heat dissipation assembly can take away heat on the heat dissipation fins through air flow and low-temperature liquid respectively so as to keep the heat dissipation capacity of the heat dissipation fins, avoid overheating failure of the heat dissipation fins and further improve the reliability of the heat dissipation device.

In any one of the above technical solutions, the refrigeration portion is a first evaporator, and the refrigeration system further includes: a compressor; the condenser, the compressor, the first evaporator and the condenser are connected in series to form a heat exchange flow path.

In the technical scheme, the first evaporator is selected as the refrigerating part, and the compressor and the condenser are further arranged on the refrigerating system on the basis. Specifically, the condenser, the compressor and the first evaporator are connected in series to form a refrigerant circuit. In the working process, the low-temperature refrigerant output by the compressor and the condenser absorbs heat at the first evaporator so as to refrigerate the liquid storage tank through the first evaporator.

The refrigerating system further comprises a capillary tube, the capillary tube is connected with the evaporation condenser and the condenser in series and is located between the condenser and the evaporator, the capillary tube improves the evaporation rate of a refrigerant, and the refrigerating efficiency of the evaporator is further improved.

In any of the above technical solutions, the refrigeration system further includes: and the second evaporator is connected with the first evaporator in parallel and is configured to refrigerate the cavity.

In the technical scheme, the refrigerating system is further provided with a second evaporator, the second evaporator is connected with the first evaporator in parallel, the second evaporator is arranged corresponding to the container, and the second evaporator can be specifically attached to the outer wall surface of the container. In the working process, the refrigerants output by the compressor and the condenser respectively flow into the first evaporator and the second evaporator, so that the container and the liquid storage tank are simultaneously refrigerated, and the refrigeration efficiency of the container is enhanced.

In any of the above technical solutions, the cooking appliance is any one of an electric cooker, a kettle, a cooking machine, and an electric pressure cooker.

In this technical solution, a specific product category of the cooking appliance in any one of the above technical solutions is defined. The cooking appliance can be any one of an electric cooker, a kettle, a food processor or an electric pressure cooker, can meet the requirement of a user for heating food materials, and can refrigerate the food materials by means of the refrigerating portion.

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

Drawings

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

fig. 1 shows one of the 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 a third schematic structural diagram of a cooking appliance according to an embodiment of the present invention;

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

fig. 5 shows a fifth schematic structural diagram of a cooking appliance according to an embodiment of the present invention.

Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 5 is:

1 cooking utensil, 10 container, 20 liquid storage box, 30 conveying part, 40 heating device, 42 heating element, 44 heat conducting piece, 46 heat insulating piece, 50 compressor, 52 condenser, 54 capillary tube, 60 first evaporator, 62 second evaporator, 70 base, 72 water drainage groove, 722 water drainage hole and 80 refrigerating part.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. 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.

Cooking appliances according to some embodiments of the present invention are described below with reference to fig. 1 to 5.

The first embodiment is as follows:

as shown in fig. 1 and 2, in a first aspect embodiment of the present invention, a cooking appliance 1 is defined, the cooking appliance 1 including: a container 10, the container 10 comprising a cavity; a tank 20, the tank 20 configured to store a liquid; a conveying part 30 communicated with the cavity and the liquid storage tank 20; a heating device 40, the heating device 40 being configured to heat the reservoir 20; a refrigeration system comprising a refrigeration portion 80, the refrigeration portion 80 being configured to refrigerate the reservoir 20.

In this embodiment, the cooking appliance 1 includes a container 10, a tank 20, a conveying part 30, a heating device 40, and a cooling system. The container 10 is used for containing food to be cooked, and the food is cooked in the container 10 into food required by a user. Liquid is stored in the liquid storage box 20, one end of the conveying part 30 is communicated with the cavity in the container 10, the other end of the conveying part is communicated with the interior of the liquid storage box 20, and the conveying part 30 can convey the liquid and/or gas in the liquid storage box 20 to the container 10 so as to meet the working requirements. Refrigerating system includes refrigeration portion 80, refrigeration portion 80 absorbs the heat in liquid reserve tank 20 in the course of the work, in order to refrigerate liquid reserve tank 20, thereby form cryogenic liquids and low temperature air in liquid reserve tank 20, conveying portion 30 can be with cryogenic air and cryogenic liquids transport to inside container 10, thereby make cooking utensil 1 reduce the temperature in the container 10 according to user's demand, satisfy user's low temperature cooking demand on the one hand, on the other hand can build low temperature environment in container 10, restrain bacterial growing.

On this basis, the cooking appliance 1 further comprises a heating device 40, and the heating device 40 is arranged opposite to the liquid storage box 20 and used for heating the liquid storage box 20. When the cooking appliance 1 is turned on, the heating device 40 is turned on to heat the raw water stored in the liquid storage tank 20 to cure, and the water injection step is performed after the heating and curing of the liquid are completed, so that the problems of poor taste of the food, unsanitary food and peculiar smell of the food caused by the raw water injected into the container 10 are solved. Meanwhile, when the original liquid stored in the liquid storage tank 20 is used for cooking, the heating device 40 can also heat the liquid in the liquid storage tank 20 to the temperature capable of killing bacteria, so that the bacteria can be killed, the liquid stored in the liquid storage tank is prevented from breeding bacteria for a long time, and the food in the container 10 is prevented from being polluted by the bacteria. In addition, in the cooking process, the cooking appliance 1 can heat the liquid in the liquid storage tank 20 according to the cooking requirement of the user to obtain high-temperature liquid or high-temperature steam, and the high-temperature liquid and the high-temperature steam are conveyed to the cavity to meet the cooking requirement of the user, so that food with excellent quality and good taste is obtained. And then realize optimizing cooking utensil 1 structure, widen cooking utensil 1 function, promote the security of culinary art gained food, protect user health, satisfy user's individualized demand, promote the technical effect that user used and experienced.

Example two:

as shown in fig. 1 and 4, in the second aspect of the present invention, the cooking appliance 1 further includes: the base 70, the liquid storage tank 20 and the refrigerating part 80 are arranged on the base 70, and the heating device 40 is arranged on the base 70 or the liquid storage tank 20; the base 70 is provided with a drain groove 72, the drain groove 72 is provided to face the cooling unit 80, and the drain groove 72 is provided with a drain hole 722.

In the second embodiment of the present invention, the cooking appliance 1 further includes a base 70, and the positions of the heating device 40 and the refrigerating portion 80 on the cooking appliance 1 are specifically defined.

In this embodiment, the base 70 is a positioning bearing structure, the liquid storage tank 20 and the refrigeration part 80 are installed on the base 70, and the refrigeration part 80 is disposed opposite to the liquid storage tank 20, so that the refrigeration part 80 can refrigerate the liquid storage tank 20. The heating device 40 may be installed on the base 70 to heat the reservoir 20 after the reservoir 20 is assembled in place, or the heating device 40 may be directly installed on the reservoir 20 to heat the reservoir 20. On this basis, the base 70 is provided with the drainage groove 72, the opening of the drainage groove 72 is arranged opposite to the refrigeration part 80, the condensed water condensed on the surface of the refrigeration part 80 is collected by the drainage groove 72 in the working process, the drainage groove 72 is further provided with a drainage hole 722, the collected condensed water can be drained through the drainage hole 722, the drainage pipe 722 can be connected to the drainage pipe, so that the condensed water is drained to the outside of the cooking appliance 1 through the drainage pipe, and a water collection box communicated with the drainage hole 722 can be arranged, so that the condensed water is collected and poured over for a user. Thereby, the condensed water of the refrigerating part 80 is intensively discharged, the condensed water is prevented from being accumulated on the base 70 in a large amount, and the condensed water is prevented from damaging other electric devices on the base 70. Also, the heating device 40 may heat the drain groove 72 while heating the reservoir 20, thereby drying the condensed water in the drain groove 72 to some extent. And then realize optimizing cooking utensil 1 structure, promote 1 work safety nature and reliability of cooking utensil, prolong 1 life's of cooking utensil technical effect.

Example three:

as shown in fig. 4, in the third embodiment of the present invention, the heating device 40 includes: any one or combination of a heating element 42, an electromagnetic heating element, a radiation emitter.

In this embodiment, the heating device 40 may be a heating element 42, the heating element 42 itself generates heat during operation, the heat is transferred to the tank 20 by heat conduction to heat the tank 20, thereby heating the liquid stored therein, and when the heating device 40 is the heating element 42, the heat may be transferred by contacting the heating element 42 with the tank 20, and the heat may also be transferred by air and superconducting gas.

The heating device 40 may also be an electromagnetic heating element, the electromagnetic heating element is disposed opposite to the liquid storage tank 20, a part of the liquid storage tank 20 is made of a magnetic conductive material, the electromagnetic heating element generates a magnetic field after being powered on, and the magnetic conductive material generates heat in the magnetic field, so as to heat the liquid in the liquid storage tank 20.

The heating device 40 may also be a radiation emitter, the emitting end of which is aligned with the reservoir 20, the radiation emitter emitting radiation rays to the reservoir 20 after being energized to heat the liquid in the reservoir 20 by radiation, and the specific review generator may be an infrared emitter.

The heating device 40 may be any one of the above three types, or may be freely combined to form the combined heating device 40, so as to enhance the heating efficiency.

Specifically, the power of the heating device 40 is 100W or more and 1500W or less.

Example four:

in the fourth embodiment of the present invention, in an embodiment of the present invention, the cooking device 1 is further provided with a controller, a liquid level detecting device and a timer. The liquid level detection device is arranged in the liquid storage tank 20 and used for detecting the liquid level in the liquid storage tank 20 and specifically judging whether liquid exists in the liquid storage tank 20. The controller is connected with the liquid level detection device and the timer, the heating device 40 is connected with the controller, and the controller is used for controlling the heating device 40 to be started according to the stop time counted by the timer and the liquid level information detected by the liquid level detection device.

Specifically, when the user finishes cooking and turns off the cooking appliance 1, the timer starts counting until the cooking appliance 1 is turned on again. After the cooking appliance 1 is turned on again, the controller judges whether the downtime counted by the timer exceeds the preset time, and simultaneously controls the liquid level detection device to detect whether liquid exists in the liquid storage tank 20, and when it is determined that the downtime exceeds the preset time and the liquid exists in the liquid storage tank 20, the heating device 40 is controlled to heat and sterilize the liquid storage tank 20. Thereby realizing the automatic sterilization of the liquid storage tank 20 and avoiding the bacteria in the liquid storage tank 20 from polluting the food materials in the container 10. And then realize promoting cooking utensil 1 degree of automation and intelligent degree, ensure that the user is healthy, promote the technological effect that the user used and experienced.

Example five:

in a fifth embodiment of the present invention, as shown in fig. 4, the heating means 40 is in contact with the outer side surface of the reservoir 20 based on the heating means 40 including the heating element 42.

In this embodiment, when the heating means 40 includes the heating element 42, the heating element 42 is in contact with the outer surface of the reservoir 20. During operation, the heating element 42 generates heat, which is transferred to the reservoir 20 to heat the reservoir 20 quickly. Under this structure, heating efficiency is high and heating reliability is strong, and the fault rate is lower, can promote cooking utensil 1's job stabilization nature, reduces cooking utensil 1's manufacturing cost.

Specifically, the heating element 42 may be disposed at a peripheral side of the reservoir 20 in contact with a side wall of the reservoir 20, and may be disposed at a top or bottom of the reservoir 20 in contact with a top surface and a bottom surface of the reservoir 20. And the heating element 42 can be simultaneously contacted with the outer surface of the liquid storage tank 20 in multiple directions to improve the heating efficiency.

Example six:

as shown in fig. 4, in the sixth embodiment of the present invention, the heating device 40 further includes: a heat conductive member 44, the heat conductive member 44 being attached to the outer side surface, the heating element 42 being provided on the heat conductive member 44; and a heat insulating member 46 connected to the heat conducting member 44, wherein the heat insulating member 46 and the heat conducting member 44 enclose a receiving space, and the heating element 42 is disposed in the receiving space.

In this embodiment, the heating device 40 includes a heating element 42, and specifically defines the structure associated with the heating element 42.

Based on heating device 40 includes heating element 42, still be provided with heat-conducting piece 44 and heat insulating part 46 on heating device 40, heat-conducting piece 44 sets up on the outer wall of liquid reserve tank 20, laminate mutually with the surface of liquid reserve tank 20, heating element 42 sets up on heat-conducting piece 44, when heating element 42 produces heat, the heat transmits to liquid reserve tank 20 via heat-conducting piece 44 on the one hand, can promote the heat transfer rate of heating element 42 to liquid reserve tank 20 on the one hand through setting up heat-conducting piece 44, promote heating efficiency, on the other hand can enlarge the heating area through heat-conducting piece 44, promote the heating homogeneity, avoid the liquid boiling of local region in the liquid reserve tank 20. The heat insulation piece 46 is connected with the heat conduction piece 44, the heat insulation piece 46 and the heat conduction piece 44 are enclosed to define an accommodating space for arranging the heating element 42, heat can be prevented from being transmitted towards the direction outside the heat conduction piece 44 through the heat insulation piece 46, on one hand, the heating efficiency can be improved, the energy consumption is reduced, on the other hand, hot melting of other structures on the base 70 and the base 70 can be avoided, and the user is prevented from being scalded. And then realize optimizing heating device 40 structure, promote heating efficiency, improve the technical effect of cooking utensil 1 security and reliability.

Example seven:

in the seventh embodiment of the present invention, the heating device 40 is detachably connected to the liquid storage tank 20 based on the connection of the heating device 40 to the liquid storage tank 20.

In this embodiment, when the heating device 40 is the heating element 42 and the heating device 40 is disposed on the tank 20, the heating device 40 is detachably connected to the tank 20, and by detachably connecting the heating device 40 to the tank 20, convenience is provided to a user during maintenance, and the user can detach the heating element 42 from the tank 20 to complete maintenance and replacement when the heating element 42 fails.

The heating element 42 may be connected to the liquid storage tank 20 by a screw connection, specifically, a screw hole may be formed in the liquid storage tank 20, a positioning hole may be formed in a corresponding position of the heating element 42, and a screw may be screwed into the screw hole after passing through the positioning hole to complete the positioning and installation of the heating element 42.

Heating element 42 can also the joint on liquid reserve tank 20, specifically sets up the joint structure of looks adaptation on heating element 42 and liquid reserve tank 20's corresponding position respectively, accomplishes the connection after going into another joint structure with one of them joint structure card. The clamping structure can be a clamping hook and a clamping groove.

The heating element 42 and the reservoir 20 may be connected by a nesting structure, specifically by fastening the heating element 42 to the reservoir 20 by interference fit.

Example eight:

as shown in fig. 1 and 5, in an eighth embodiment of the present invention, the outer wall of the liquid storage tank 20 is recessed to form a groove, and the refrigeration portion 80 is located in the groove.

In this embodiment, the structural relationship of the reservoir 20 and the cooling portion 80 is specifically defined. The liquid storage box 20 is provided with a groove, and the refrigeration part 80 extends into the groove.

Through set up the recess on liquid reserve tank 20 and with refrigeration portion 80 setting in the recess, can enlarge the heat transfer area of refrigeration portion 80 and liquid reserve tank 20 to promote heating efficiency. And the layout of the heating device 40 and the refrigerating part 80 on the liquid storage box 20 can be optimized by arranging the part of the refrigerating part 80 in the groove, so that the mutual interference of the heating device 40 and the refrigerating part 80 on the liquid storage box 20 is avoided, and the heating efficiency and the refrigerating efficiency of the liquid storage box 20 are enhanced. Specifically, the groove is provided on the bottom wall of the liquid storage tank 20, the refrigerating portion 80 is connected to the base 70 and extends into the groove, and the heating device 40 is connected to the bottom wall of the liquid storage tank 20 and provided around the groove.

Wherein, recess and water drainage tank 72 set up relatively, and refrigeration portion 80 can condense a large amount of comdenstions water on refrigeration portion 80 surface and recess surface in the refrigeration process, can ensure water drainage tank 72 through setting up recess and water drainage tank 72 relatively and collect above-mentioned comdenstions water to concentrate the discharge comdenstion water through drain hole 722, thereby avoid the comdenstion water to destroy other electrical parts, and then realize promoting cooking utensil 1 work safety, extension cooking utensil 1 life's technological effect.

Example nine:

the utility model discloses an in the ninth aspect embodiment, refrigeration portion 80 is the semiconductor refrigeration piece, and the cold junction and the liquid reserve tank 20 of semiconductor refrigeration piece set up relatively.

In this embodiment, the cooling portion 80 is a semiconductor cooling member. The cold junction of semiconductor refrigeration piece sets up with liquid reserve tank 20 relatively, specifically, the cold junction of semiconductor refrigeration piece can contact with the outer wall of liquid reserve tank 20, or the cold junction of semiconductor refrigeration piece sets up with the outer wall interval of liquid reserve tank 20. In the course of the work, the semiconductor refrigeration spare forms the low temperature region at the cold junction to absorb the heat in the liquid reserve tank 20 through heat-conduction, realize the refrigeration to liquid reserve tank 20. Wherein, semiconductor refrigeration spare possesses simple structure, occupation space is little, the advantage that the fault rate is low, chooses for use semiconductor refrigeration spare to realize promoting 1 compactness of cooking utensil as refrigeration portion 80, reduces 1 volume of cooking utensil, promotes 1 operational reliability's of cooking utensil technical effect.

Example ten:

in an embodiment of the tenth aspect of the present invention, the refrigeration system further includes: and the heat radiating device is connected with the hot end of the semiconductor refrigerating piece.

In this embodiment, the semiconductor refrigerating element is selected based on the refrigerating portion 80, and the refrigerating system is further provided with a heat dissipation device connected with the hot end of the semiconductor refrigerating element. In the course of the work, semiconductor refrigeration spare forms the high temperature region at the hot junction, can avoid the heat of hot junction department to excessively concentrate through setting up heat abstractor to guarantee that semiconductor refrigeration spare can refrigerate liquid reserve tank 20 reliably for a long time, avoid semiconductor refrigeration spare overheated damage simultaneously. Therefore, the refrigeration system structure is optimized, the working safety and reliability of the refrigeration system are improved, and the service life of the semiconductor refrigeration piece is prolonged.

Example eleven:

as shown in fig. 5, in an eleventh embodiment of the present invention, the refrigeration part is a first evaporator, and the refrigeration system further includes: a compressor; the condenser, the compressor, the first evaporator and the condenser are connected in series to form a heat exchange flow path.

In this embodiment, the first evaporator is selected as the refrigeration part, and on this basis, the refrigeration system is further provided with a compressor and a condenser. Specifically, the condenser 52, the compressor 50, and the first evaporator 60 are connected in series to constitute a refrigerant circuit. In operation, the low-temperature refrigerant output from the compressor 50 and the condenser 52 absorbs heat at the first evaporator 60, so that the first evaporator 60 cools the liquid storage tank 20.

The refrigerating system further comprises a capillary tube 54, the capillary tube 54 is connected with the evaporation condenser 52 in series and is located between the condenser 52 and the evaporator, and the capillary tube 54 improves the evaporation rate of the refrigerant, so that the refrigerating efficiency of the evaporator is improved.

Example twelve:

the utility model discloses an in the twelfth aspect embodiment, a first evaporimeter 60 mode of setting has been injectd, first evaporimeter 60 coils and sets up on liquid reserve tank 20, be located liquid reserve tank 20's week side, contact with the lateral wall of liquid reserve tank 20, on this basis, be provided with the guide plate that encircles liquid reserve tank 20 week side setting on the liquid reserve tank 20, the guide plate is connected with liquid reserve tank 20, first evaporimeter 60 sets up in the space that the injectd is enclosed to guide plate and liquid reserve tank 20, and be provided with the through-hole on the guide plate, the through-hole sets up with water drainage tank 72 relatively.

In this embodiment, the first evaporator 60 is wound around the periphery of the liquid storage tank 20, and the heat exchange area between the first evaporator 60 and the liquid storage tank 20 can be increased by winding the first evaporator 60, so that the refrigeration efficiency of the first evaporator 60 on the liquid storage tank 20 is improved. The guide plate sets up all sides at first evaporimeter 60 to be connected with liquid reserve tank 20, the comdenstion water that first evaporimeter 60 condensed in the refrigeration process is collected by the guide plate, the comdenstion water of being collected flows to the through-hole department that sets up on it along the guide plate finally, and discharge to water drainage tank 72 in through-hole, in order to realize the collection and the concentrated discharge of comdenstion water, avoid on the comdenstion water leaks or flows other electrical parts on cooking utensil 1 in, thereby promote cooking utensil 1's operational reliability.

Example thirteen:

as shown in fig. 3 and 5, in a thirteenth embodiment of the present invention, the refrigeration system further includes: and a second evaporator 62 connected in parallel with the first evaporator 60, the second evaporator 62 being configured to refrigerate the cavity.

In this embodiment, the refrigeration system is further provided with a second evaporator 62, the second evaporator 62 is connected in parallel with the first evaporator 60, and the second evaporator 62 is arranged corresponding to the container 10, and may specifically be attached to the outer wall surface of the container 10. During operation, the refrigerants output from the compressor 50 and the condenser 52 flow into the first evaporator 60 and the second evaporator 62, respectively, to cool the container 10 and the liquid storage tank 20 at the same time, thereby enhancing the cooling efficiency of the container 10.

Example fourteen:

in the fourteenth embodiment of the present invention, the cooking device 1 is any one of an electric rice cooker, a kettle, a food processor, and an electric pressure cooker.

In this embodiment, a specific product category of the cooking appliance 1 in any of the above embodiments is defined. Cooking utensil 1 can be any one of electric rice cooker, kettle, cooking machine or electric pressure cooker, and above-mentioned cooking utensil 1 can satisfy the demand that the user heated the edible material, can also refrigerate the edible material with the help of the refrigeration portion simultaneously.

In the description of the present invention, the terms "plurality" or "a plurality" refer to two or more, and unless otherwise specifically defined, the terms "upper" and "lower" and the like indicate orientations or positional relationships based on the drawings, which are merely for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "connected," "mounted," "secured," and the like are to be construed broadly and include, for example, fixed connections, removable connections, or integral connections; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present invention, 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 the present disclosure, 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 container comprising a cavity;

a tank configured to store a liquid;

the conveying part is communicated with the cavity and the liquid storage tank;

a heating device configured to heat the tank;

a refrigeration system including a refrigeration portion configured to refrigerate the tank.

2. The cooking appliance of claim 1, further comprising:

the liquid storage tank and the refrigerating part are arranged on the base, and the heating device is arranged on the base or the liquid storage tank;

the base is provided with a water drainage groove, the water drainage groove is opposite to the refrigerating part, and a water drainage hole is formed in the water drainage groove.

3. The cooking appliance of claim 1, wherein the heating device comprises: any one of a heating element, an electromagnetic heating element, a radiation emitter, or a combination thereof.

4. The cooking appliance of claim 3, wherein the heating device is in contact with an outside surface of the tank based on the heating device including a heating element.

5. The cooking appliance of claim 4, wherein the heating device further comprises:

a heat conducting member attached to the outer side surface, the heating element being disposed on the heat conducting member;

the heat insulation piece is connected with the heat conduction piece, the heat insulation piece and the heat conduction piece surround to form an accommodating space, and the heating element is arranged in the accommodating space.

6. The cooking appliance of claim 2, wherein the heating device is removably coupled to the reservoir based on the heating device being coupled to the reservoir.

7. The cooking appliance of claim 1, wherein an outer wall of the reservoir is recessed to form a recess, the refrigeration portion being located in the recess.

8. The cooking appliance according to any one of claims 1 to 7, wherein the refrigeration portion is a semiconductor refrigeration member having a cold end disposed opposite the reservoir.

9. The cooking appliance of claim 8, wherein the refrigeration system further comprises:

and the heat dissipation device is connected with the hot end of the semiconductor refrigerating piece.

10. The cooking appliance according to any one of claims 1 to 7, wherein the refrigeration portion is a first evaporator, the refrigeration system further comprising:

a compressor;

and the compressor, the first evaporator and the condenser are connected in series to form a heat exchange flow path.

11. The cooking appliance of claim 10, wherein the refrigeration system further comprises:

a second evaporator in parallel with the first evaporator, the second evaporator configured to refrigerate the cavity.

12. The cooking appliance according to any one of claims 1 to 7,

the cooking appliance is any one of an electric cooker, a kettle, a food processor and an electric pressure cooker.