WO2014117407A1

WO2014117407A1 - Apparatus and method for cooking food by steam

Info

Publication number: WO2014117407A1
Application number: PCT/CN2013/071348
Authority: WO
Inventors: 申晓星
Original assignee: Shen Xiaoxing
Priority date: 2013-02-04
Filing date: 2013-02-04
Publication date: 2014-08-07

Abstract

An apparatus for cooking food by steam comprises a body (1) and a food vessel (2) detachable therefrom. A water storing funnel (4) and a boiler (5) beneath the funnel are housed in the body. It is designed that fluid flows in one direction between the water storing funnel and the boiler and between the boiler and the food vessel. The boiler receives water from the funnel and heats the water to boil. The generated high temperature steam is transmitted into the food vessel; hence the food is continuously and directly heated to achieve the edible request by the high temperature and the flow-controllable steam which are generated in the boiler. Also disclosed is a method using the apparatus to cook food. The apparatus is easy to be cleaned. In the manner of cooking food by steam, the energy is easy to be controlled and the food nutrition component will not be destroyed.

Description

Apparatus and method for cooking food by steam

The present invention relates to an apparatus and method for cooking food, and more particularly to an apparatus and method for cooking food by steam.

Background technique

In household appliances that need to use hot (open) water or hot steam to cook food, usually only one type of heating is used, that is, hot water or hot steam, such as electric kettle, rice cooker, etc., for hot water, or electric steamer It is a kind of hot steam, and the heating element is integrated with the food container (such as electric kettle, soya-bean milk machine, etc.), or equivalent (such as rice cooker, electric steamer, etc.), therefore, two problems are difficult to overcome: First, energy is not easy to control, such as rice cooker, soymilk machine, sticky pot (tube), boiling and other phenomena, destroying the nutrients of food and causing waste; Second, the food container is connected to the power supply, difficult to clean, prone to leakage short circuit accident.

Summary of the invention

The main object of the present invention is to provide an apparatus and method for cooking food by steam, in particular to a method for heating water in a boiler into steam and delivering it to a separable food container, and using a boiler. The temperature and flow rate controllable high temperature steam continuously heats the liquid or food in the food container until it meets the edible requirements (such as boiling water, hot drinks, soy milk, cooking, or even tanning Chinese medicine, etc.) .

To achieve the above object, the present invention adopts the following technical solutions:

An appliance for cooking food by steam, characterized in that

The utility model comprises: a body and a food container which can be locked and separated from the body,

The body houses a water storage funnel and a boiler below the water storage funnel, the body further has a steam line and a control circuit, and a bottom of the water storage funnel is in communication with the boiler, and the boiler passes the a steam line is in communication with the food container, and between the water storage funnel and the boiler and between the boiler and the food container, when the body is locked with the food container, The boiler forms a unidirectionally closed fluid path through the steam line to the food container, and the parallel connection causes the power safety switch of the control circuit to be turned on, when the body is separated from the food container, The fluid path of the boiler through the steam line to the food container is cut off, and the power supply safety switch of the control circuit is disconnected in parallel.

The boiler includes a heater for receiving water from the water storage funnel, and a heater for controlling heating of water in the boiler by the control circuit, the boiler The high temperature pressure steam generated by the boiling of the water is pushed into the food container through the steam line. According to a preferred embodiment, the body includes a support base extending laterally from the bottom end of the body for supporting and locking the food container.

According to a preferred embodiment, the water storage funnel comprises a bucket cover, a bucket body, a water outlet and a steam raft, the bucket body is for storing an appropriate amount of water, the water outlet is located at the bottom of the bucket body, and The water inlet of the boiler is connected, the steam raft is disposed above the water outlet for preventing high temperature steam from flowing back, and the bucket body directs the water flow to flow through the water outlet to enter the boiler container.

According to a preferred embodiment, the boiler includes a water inlet, an outlet, and a drain with a body, the water inlet communicating with the water outlet of the water storage funnel for introducing water required for generating steam, The steam outlet is in communication with the steam line for discharging the generated steam through the steam line into the food container, the drain port is located at the top of the boiler container, and is placed in the water storage funnel. Used to derive scale generated in the boiler vessel.

According to a preferred embodiment, a pressure cutoff 设有 is provided in the water inlet of the boiler, and the pressure cutoff 联 is interlocked with the power main switch and is set to be, when the power main switch is in an energized position, the pressure The water outlet of the water storage funnel is closed with the water inlet of the boiler, the power main switch is in a power off position, and the steam pressure of the boiler container is less than the preset pressure of the pressure cutoff When the force is applied, the pressure cutoff 闽 is opened, and the water outlet of the water storage funnel is opened to the water inlet of the boiler.

According to a preferred embodiment, the pressure cutoff includes a body, a sealant, and a first elastic member, and the power main switch includes a start button, a switch, a link, and a second elastic member, and is configured in the following manner,

When the power main switch is placed in the power-off position by the start-stop button, the switch is powered off, and the linkage rod and the second elastic member release the first elastic member, the valve body and the a sealant, and when the boiler vessel vapor pressure is less than a force of the first elastic member, the cutoff opening is opened to open the water inlet; and when the boiler vessel vapor pressure is greater than the first elasticity The force of the piece drives the first elastic member, the body and the sealant to close the shutoff port to close the water inlet.

The switch is energized when the power main switch is placed in an energized position by the start/stop button, and the linkage rod and the second elastic member drive the first elastic member, the valve body and the seal Glue, closing the shutoff valve to close the water inlet.

According to a preferred embodiment, the control circuit includes a power main switch, a gear position switch, a power safety switch, a steam temperature controller, a manual reset temperature controller, a buzzer and corresponding lines, and the gear position switch is used for selection control a gear position of the heater, the power safety switch cooperates with a safety contact block on the food container, and controls the on and off of the power circuit in linkage, the steam temperature controller is located on the boiler container, Detecting a steam temperature when the water in the boiler vessel boils and controlling a heating power of the heater, the manual reset thermostat being mounted on the heater for detecting the temperature of the heater, and Controlling the heater to be de-energized when the water in the boiler vessel is dried, the buzzer being used when the steam thermostat or the manual reset thermostat detects a set state Call the police.

According to a preferred embodiment, the boiler heater comprises a heat pipe, preferably at least one tube of heat pipe, more preferably a heat pipe composed of three tubes of ABC, and providing the following power gear to heat the chamber Boiler container:

The first high-grade position, the A tube is connected in parallel with the B tube, and the whole power is continuously heated.

The second high-grade position, the A tube is connected in parallel with the B tube, first full power heating, when the liquid water boils, the steam temperature controller operates, the A tube is powered off, and the B tube continues to be low-power heating,

In the first low gear position, the A pipe is connected in parallel with the B pipe and the C pipe in series, and is continuously heated at full power.

In the second low gear position, the B pipe and the C pipe connected in parallel with the A pipe are first heated at full power. When the liquid water boils, the steam thermostat operates, the A pipe is powered off, the B pipe and the C pipe The tube continues to be heated at low power,

When the water in the boiler vessel is dried, a manual reset thermostat action de-energizes the ABC three tubes to terminate heating of the boiler vessel.

According to a preferred embodiment, the support base is provided with a base lock for locking the food container, a steam line outlet, a pipeline linkage at the outlet of the steam line, and a linkage with the power safety switch. a switch block, the food container is provided with a container lock for spinning and locking on the support base, a steam inlet matched with the steam line outlet, and the steam inlet is linked with the pipeline a matching pipe connector and a safety contact block associated with the switch contact block, and configured to only connect the pipe linkage valve and the pipe at the steam pipe outlet and the steam inlet When the road connector is triggered and the seal is closed, and the container lock is locked with the base lock, the safety contact block triggers the switch contact block to interlock the power safety switch to be placed in the open position.

According to a preferred embodiment, the pipeline linkage includes a body, a sealant and an elastic member in a freely normally closed state, that is, the elastic member drives the body to drive the sealant to make the steam line outlet Closing, the pipeline connector comprises a support buckle, a pressure one-way cymbal and a silencer, the support buckle is for detachably twisting the pipeline connector, and the pressure one-way raft is used for a one-way flow of steam between the boiler, the steam line and the food container, the muffler is used to reduce the noise of the pressure steam, and the pipe connector drives the body when the pipe is interlocked with the pipe Overcoming the elastic member drives the sealant to open the steam line outlet.

According to a preferred embodiment, the bottom of the food container is provided with a reset contact block, and the support base is provided with a thermostat reset lever associated with the manual reset thermostat, and the thermostat reset lever is free In the normally open state, when the support base and the food container are rotationally locked, the reset contact block triggers the thermostat reset lever to trigger a manual reset thermostat.

According to a preferred embodiment, the body further includes an electric drive unit, the food container is provided with a stirring device, and the electric drive unit comprises a driving motor disposed in the body of the body and a transmission component in the supporting base. The drive motor drives the agitation device through the transmission assembly. According to a preferred embodiment, the agitation means is a stirring knife or a stir bar for pulverizing and/or agitating the food, the agitating means being detachably mounted to the bottom of the food container, and configured in the following manner, The stirring device is movably connected to the transmission component in the support base, and is integrated with the support base when the food container is locked with the support base, and may be separated from the support base together with the food container .

According to a preferred embodiment, the food container comprises a lid and a cup, the cup is provided with a safety touch rod assembly, the safety touch rod assembly comprising a contact rod and an elastic member, the contact rod and the lid And the motor switch assembly on the support base is elastically coupled, and is configured to, when the lid closes the food container, the lid drives the rod to overcome the elastic member to trigger a closed motor switch, the motor The switch assembly controls the operation of the electric drive unit to drive the stirring device to rotate, and when the lid opens the food container, the elastic member resets the lever, and the motor switch assembly is elastically reset and disconnected And the electric drive unit is powered off, and the stirring device stops rotating.

A method of cooking food according to the apparatus, characterized in that it comprises the following steps: a. In an initial state, the main power switch is not turned on, and the liquid water is poured into the storage of the body according to the food water quantity requirement. a water funnel, liquid water flows into the boiler container through the water storage nozzle water outlet and the boiler water inlet, and the food container is placed and locked on the body, so that the boiler container, the steam line, and the food container form a single Parallelly moving the fluid path to the closed circuit to cause the power safety switch of the control circuit to be turned on, b. turning on the power main switch, energizing the heater, and heating the liquid water in the boiler container The liquid water in the boiler vessel is boiled by heat, and high-temperature steam is generated to enter the food container through the steam pipeline.

c. When the heating is completed, the power main switch is powered off.

According to a preferred embodiment, in step c:

When it is detected that the liquid water in the boiler container is dried, the thermostat acts to de-energize the heater, and the buzzer alarms.

The power main switch is turned off, the buzzer stops an alarm, the food container is removed from the main body, and the appliance returns to an initial state before being used again.

According to a preferred embodiment, the water outlet of the water storage funnel is in communication with the water inlet of the boiler, and the pressure one-way cutoff in the water inlet of the boiler is mechanically linked with the power main switch, step a to step c: when the power main switch is in the energized position, the pressure cutoff 闽 is cut off, the water outlet of the water storage funnel is closed with the water inlet of the boiler, when the power main switch is off When the steam pressure of the boiler vessel is less than the preset pressure of the pressure cutoff ,, the pressure cutoff 闽 is opened, and the water outlet of the water storage funnel is opened to the water inlet of the boiler.

According to a preferred embodiment, the heater is at least one tube of a heat pipe. More preferably, the heater is a heat pipe composed of three tubes of ABC. In the step b, the heater is heated by any of the following power positions. Boiler container: The first high-grade position, the A tube is connected in parallel with the B tube, and the whole power is continuously heated.

In the second low gear position, the B pipe and the C pipe connected in parallel with the A pipe are first heated at full power. When the liquid water boils, the steam thermostat operates to deenergize the A pipe, and the B pipe and the C pipe continue. Low power heating,

When it is detected that the water in the boiler vessel is dried, the manual reset thermostat acts to de-energize the ABC three tubes and terminate heating the boiler vessel.

According to a preferred embodiment, the body includes a support base extending laterally from a bottom end of the body for supporting and locking the food container, and the support base is provided with a lock for a base lock of the food container, a steam line outlet, a line linkage at the outlet of the steam line, and a switch contact block associated with the power safety switch, the food container being provided with a screw for locking a container lock on the support base, a steam inlet matched with the outlet of the steam line, a pipe connector at the steam inlet and a pipe joint 闽, and a linkage with the switch block Safety touch block,

In step a and step b, only the steam line outlet and the steam inlet are docked such that the pipeline linkage 闽 and the pipeline connector are triggered to be sealed, the container lock and the base When the lock is locked, that is, when the food container is mechanically locked with the support base, the safety touch block triggers the switch contact block to be connected to the power safety switch to be placed in the open position, and the power main switch can be turned on at this time. power supply.

The bottom of the food container is provided with a reset contact block, and the support base is provided with a thermostat reset lever associated with the manual reset thermostat, and the thermostat reset lever is in a freely open state, The reset contact triggers the thermostat reset lever to trigger the manual reset thermostat when the support base is rotationally locked with the food container.

According to a preferred embodiment, the pipe connector comprises a support lock, a pressure one-way weir and a muffler detachably assembled on the food container, and after the step c, the following steps are further included : separating the food container from the support base, and detaching the pipe connector from the food container for cleaning.

According to a preferred embodiment, the body comprises an electric drive unit, the bottom of the food container is provided with a stirring device, and in the step a, when the food container is locked with the support base, the stirring device and the electric drive The drive assembly in the unit is connected, and in step b, the drive motor in the electric drive unit drives the stirring device through the transmission assembly to stir and/or pulverize the food in the food container.

According to a preferred embodiment, the food container comprises a lid and a cup, the cup being provided with a safety touch rod assembly, said step a and / or step b and / or step c, in said food container After the support base is locked, when the lid closes the cup, the lid drives the safety touch rod assembly to trigger the closing motor switch, and the control Actuating the electric drive unit to drive the stirring device to rotate, and when the lid opens the body, the safety lever assembly is reset, so that the motor switch is turned off, and the electric drive unit is powered off The stirring device stops rotating.

According to a preferred embodiment, the method further comprises the steps of: separating the food container from the support base with the agitating means after use, detaching the agitating means from the food container for cleaning. The beneficial technical effects of the present invention are:

The beneficial effects of the invention:

According to the apparatus for steam cooking food of the present invention, the water in the boiler of the body is heated to be steamed and sent to the food container, and the temperature and flow rate generated by the boiler are controlled by the high temperature steam to continuously warm the liquid or food in the food container. Cook until the food requirements are met. Since the food container is detachable from the body, that is, separated from the heat source and the power source, on the one hand, the food container is easy to clean, and on the other hand, the energy of the heated food is easy to control and does not damage the nutrients of the food, so it is a compact structure and operates. Simple, easy to clean, nutritious and healthy household appliances. Specifically, its advantages are prominently reflected in the following aspects:

1) The body, boiler and power supply parts are separated from the food container, which truly separates the power source from the food container. The heat source and the food container can be separated, the energy of heating the food is easy to control, the appliance is safer, and the food container is easier to clean. More convenient to use;

2) High-temperature steam directly heats the food (including solid or liquid), and preferably uses the power splitting section heating. The heating energy can be controlled simply and effectively. In particular, the steam power can also stir the liquid in the food container. It is evenly heated, does not cause liquid boiling, and even for foods such as milk and soy milk, it does not produce local high temperature, causing food and container adhesion, destroying food beneficial ingredients, causing lesions, etc., not only making the food taste sweet. , and the nutrients of the food are not damaged, all retained, long-term use, good for health;

3) The food container of the present invention may be a food container such as a kettle, a rice cooker, an electric cooker, an electric steamer, a soymilk machine, a hot drink machine, a hot mixer, and a Chinese medicine tanning machine. In short, all steam and The invention can be applied to appliances for heating food by hot water, and has wide application range.

According to a preferred embodiment of the present invention, the following advantages can be further brought about:

The water storage funnel is connected to the boiler, and a pressure cutoff 设有 is arranged in the water inlet of the boiler, and is linked with the main switch of the power source. When the power is turned on, the cutoff 闽 is closed, and when the power is cut off, the cutoff 闽 is turned on, and the water injection is convenient and simple. , work safe and reliable;

The boiler heater is at least one tube heating tube, which can be continuously heated at full power, or the boiler container can be heated in stages and sections, and the heating energy is simply and effectively controlled;

The body support base and the bottom of the food container are disposed to: only seal the steam inlet at the outlet of the steam line with the steam inlet, and the line linkage valve is connected to the pipeline connector, and the safety Touch block triggers the electricity When the source safety switch, the reset contact block triggers the reset lever, and the support base and the food container lock are locked, the steam path, the circuit and the structure are locked, and the electric heating operation can be performed, which is safe and reliable;

The pipeline connector of the food container comprises a support buckle, a pressure one-way raft, a muffler, and these components are detachably arranged to facilitate thorough cleaning of the food container, and the pressure one-way 闽 guarantees the steam pipe The road is circulated in one direction and is used to prevent leakage of liquid in the food container.

A food container having a stirring and/or pulverizing function may be configured, the stirring device in the food container being detachably mountable to the support base and movably coupled to the drive assembly in the electric drive unit in the body, Used to comminute and/or agitate the food in the food container. The cup cover is interlocked with the electric drive unit. When the cup cover opens the body, the electric drive unit is powered off, and the stirring device stops rotating, which is safe and convenient. After the appliance is used, the food container can be separated from the support base along with the agitating means. Since the agitating means is detachable, the agitating means is also detached from the food container for cleaning. Since the agitation device is separable from the electric drive unit, it is easier and safer to clean.

DRAWINGS

1 is a perspective view of an embodiment of the present invention;

2 is a perspective view showing a state in which a body is separated from a food container according to an embodiment of the present invention;

Figure 3 is a front elevational view of the hidden body casing in accordance with an embodiment of the present invention;

4 is a bottom view of the body cover after hiding the body according to an embodiment of the present invention;

Figure 5 is a cross-sectional view of the AA according to an embodiment of the present invention;

Figure 6 is a cross-sectional view taken along line BB according to an embodiment of the present invention;

7 is a perspective view showing a support base and a food container according to an embodiment of the present invention;

Figure 8 is an exploded view of a food container in accordance with an embodiment of the present invention;

Figure 9 is a bottom plan view of a motor driven pulverizing and agitating function according to an embodiment of the present invention;

10 is a cross-sectional view of a CC with a motor driven pulverizing and agitating function according to an embodiment of the present invention; FIG. 11 is a perspective view showing a supporting base with a motor driven pulverizing and agitating function according to an embodiment of the present invention;

Figure 12 is an exploded view of a food container with a motor-driven pulverizing and agitating function according to an embodiment of the present invention; Figures 13a - 13c are perspective views of a side upper, lower and middle portion of a food container placed in a body according to an embodiment of the present invention;

14a-c are schematic views of a food container in a steamer structure in accordance with an embodiment of the present invention.

detailed description

The invention will be further described in detail below by means of embodiments with reference to the accompanying drawings.

Referring to FIGS. 1-8, in some embodiments, the appliance for cooking food by steam includes a body 1 and a body 1 can lock the detachable food container 2,

Referring to FIGS. 1 to 3, preferably, the body 1 includes a support base 3 extending laterally from the bottom end of the body 1 for supporting the locking food container 2,

Referring to Figures 3 and 6, the body 1 houses a water storage funnel 4 and a boiler vessel 5 below the water storage funnel 4, a steam line 59 and a control circuit 6, the bottom of the water storage funnel 4 and the boiler container. 5 communicating, the boiler container 5 is in communication with the food container 2 through the steam line 59, between the water storage funnel 4 and the boiler container 5, and between the boiler container 5 and the food container 2 The medium is designed to form a unidirectional tightly-conducting fluid path from the boiler container 5 through the steam line 59 to the food container 2 when the food container 2 is locked, and the power safety switch 63 of the control circuit 6 is connected in parallel. Turning on, when the body 1 is separated from the food container 2, the fluid path from the boiler container 5 to the food container 2 through the steam line 59 is turned off, and the power safety switch 63 of the control circuit 6 is disconnected in parallel.

Referring to Fig. 3, the boiler includes a boiler vessel 5 for receiving liquid water from the water storage funnel 4, and a heater 51 for heating the boiler vessel 5, The water in the boiler vessel 5 is heated and boiled, and the generated high-temperature pressure steam is pushed into the food container 2 through the steam line 59.

Referring to FIG. 2, FIG. 3 and FIG. 5, the water storage funnel 4 may include a bucket body 40, a bucket cover 41, a water outlet 43 and a steam sump 42. The funnel 4 may store an appropriate amount of water, and the water outlet 43 is located. The bottom of the funnel 4 is in communication with the water inlet 53 of the boiler vessel 5, and the steam crucible 42 is disposed above the water outlet 43 for preventing high-temperature steam from flowing back directly. During operation, the liquid water passes through the funnel 4. The water outlet 43 flows into the boiler container 5.

As shown in FIG. 3, the boiler container 5 includes a water inlet 53 and a steam outlet 58. The water inlet 53 communicates with the water outlet 43 of the water storage funnel 4 for introducing water required for generating steam. A steam port 58 communicates with the steam line 59 for discharging steam. Preferably, the boiler container 5 further includes a drain port 52, and the drain port 52 preferably includes a body 521 and a sealant 522, located at the top of the boiler container 5, and placed in the water storage funnel 4 for export The scale generated in the boiler vessel 5 is periodically cleaned.

As shown in FIG. 5, preferably, the water inlet port 53 is provided with a pressure cut-off 闽 54 including a body 541, a sealant 542, an elastic member 543, in a free-normal state, and a main power source with the control circuit 6. The main switch 61 is mechanically linked.

Referring to Figures 3, 5 and 10, the power main switch 61 preferably includes a start button 611, a switch 612, a linkage 613 and an elastic member 614.

When the power main switch 61 is placed in the power-off position by the start-stop button 611, the switch 612 is powered off, and the linkage rod 613 and the elastic member 614 release the body 541, the sealant 542, and the elastic member 543, and When the steam pressure of the boiler container 5 is less than the pressure of the cut-off elastic member 543, the body 541 drives the sealant 542 to open the cut-off 闽54, and the water inlet 53 opens, and the liquid water can flow from the water storage funnel 4 into the boiler. Container 5; and when the pot When the steam pressure of the furnace container 5 is greater than the pressure of the cut-off elastic member 543, the steam pressure drives the body 541, the sealant 542, and the elastic member 543 to cut off the cut-off 闽54, and the water inlet 53 is closed to prevent the boiler container 5 from being closed. The high temperature steam is sprayed back to the water storage funnel 4,

When the power main switch 61 is placed in the energized position, the switch 612 is energized, and the interlocking rod 613 and the elastic member 614 drive the body 541, the sealant 542, and the elastic member 543 to cut off the cutoff 54. The water inlet 53 is closed to prevent the high temperature steam of the boiler vessel 5 from being sprayed back to the water storage funnel 4.

As shown in FIG. 1 to FIG. 8 , in a preferred embodiment, the control circuit 6 includes a power main switch 61 , a gear position switch 62 , a power safety switch 63 , a steam temperature controller 67 , a manual reset temperature controller 64 , An indicator light 65, a buzzer 68, a fuse 69 and corresponding lines control and monitor the heater 51 to heat the boiler vessel 5.

Specifically, referring to Figures 4 and 8, the power safety switch 63 is located at the support base 3 and mates with the safety contact 23 of the food container 2. Referring to Fig. 5, the steam thermostat 67 is located at the top of the boiler vessel 5, and detects the temperature of the steam when the water in the boiler vessel 5 boils. Referring to Fig. 6, the manual reset thermostat 64 is mounted on the heater 51 to detect and control the temperature of the heater 51 when the water in the boiler vessel 5 is dried. Referring to FIG. 3 and FIG. 4, the gear position switch 62 includes a handle 621 and a switch 622 connected to the handle 621. The switch 622 is used to control the heater 5 to be heated in a high-grade or low-grade manner, and the high-end or low-range is divided into continuous full power and The sub-shift is variable power heating.

Referring to FIG. 4 to FIG. 6, the heater 51 preferably includes a three-tube ABC heating tube, which is an A heating tube 511, a B heating tube 512, and a C heating tube 513, respectively, by the control circuit 6, the power main switch 61, the gear The position switch 62, the power safety switch 63, the steam temperature controller 67, the manual reset temperature controller 64, the fuse 69 and the corresponding line control, the buzzer 68 and the indicator light 65 indicate the heating state, and the control heater 51 is continuously operated at full power. Heating the boiler vessel 5, or heating the boiler vessel 5 according to a stepwise variable power, for example, setting the gear switch 62 to have the following gear positions:

High-end position 1, handle 621 drive switch 622 closed, the A-tube 511 parallel B-tube 512, full power heating, or,

In the high-grade position 2, the handle 621 drives the switch 622 to be closed, the A-tube 511 is connected in parallel with the B-tube 512, and is heated at full power. When the liquid water boils, the steam thermostat 67 operates, and the A-tube 511 is powered off. B tube 512 continues to low power heating, or,

The low gear 1, the handle 621 drives the switch 622 to open, the A pipe 511 is connected in parallel with the series B pipe 512, C pipe 513, full power heating, or,

In the low gear 2, the handle 621 drives the switch 622 to open, and the A pipe 511 is connected in parallel with the B pipe 512 in series.

The C tube 513 is heated at full power. When the liquid water boils, the steam thermostat 67 operates, the A tube 511 is deenergized, and the B tube 512 and the C tube 513 continue to be heated at a low power. When the liquid water in the boiler container 5 is dried, the manual reset thermostat 64 operates, the A heat generating tube 511, the B heat generating tube 512, and the C heat generating tube 513 are powered off, and the buzzer 68 alarms. The heater 51 stops heating.

Referring to FIG. 1 to FIG. 12, the support base 3 is provided with a buckle 32 for locking the food container 2, and further includes a steam line outlet 35, a pipeline linkage 闽 31 at the steam line outlet 35, and The switch contact block 33 linked by the power safety switch 63 and the reset lever 34 associated with the manual reset thermostat 64 are respectively matched with corresponding parts of the food container 2. As shown in FIG. 6 , preferably, the pipeline linkage 闽 31 includes a shank 311 , a sealant 312 , and an elastic member 313 . The pipeline linkage 闽 31 is located at the outlet of the steam pipeline 35 and is in a free normally closed state. That is, the elastic member 313 drives the body 311 to drive the sealant 312 to close the steam line outlet 35. Only when the support base 3 is engaged with the food container 2, the pipe connector 21 triggers the pipe linkage 闽 31 to drive the body 311. Overcoming the elastic member 313, the sealant 312 is opened to open the steam line outlet 35, and the boiler container 5, the steam line 59, and the food container 2 are turned on.

Referring to FIG. 2, FIG. 6 to FIG. 12, the food container 2 includes a lid 20, and the bottom of the food container 2 is provided with a buckle 22, which is matched with the lock base 32 of the support base 3, and further includes a steam inlet 25 and a pipeline. The connector 21, the safety contact block 23, and the reset contact block 24 are located in the steam inlet 25. When assembled, the support base 3 supports the food container 2, the food container 2 lock 22 is screwed and locked on the support base 3 lock 32, the steam line outlet 35 and the steam inlet 25, the pipeline linkage 闽 31 and The pipe connector 21 is correspondingly engaged, the switch contact block 33 interlocks the safety contact block 23 and the power safety switch 63, and the reset contact block 24 interlocks the reset lever 34 and the manual reset thermostat 64. Only when the steam line outlet 35 and the steam inlet 25 are connected, the line interlocking port 31 is connected to the line connector 21, that is, when the boiler container 5, the steam line 59, and the food container 2 are turned on. The safety contact block 23 triggers the switch contact block 33 to interlock the power safety switch 63, and the reset contact block 24 triggers the reset lever 34 to trigger the manual reset thermostat 64, that is, the circuit is turned on, the lock buckle 32. The lock 22 is locked, that is, the food container 2 is mechanically locked with the support base 3, that is, the steam path, the circuit and the structure are locked, and the standby state is entered.

As shown in FIG. 6 to FIG. 8 , preferably, the pipeline connector 21 includes a support buckle 211 , a pressure one-way 闽 212 , and a silencer 213 , which can be detached from the food container 2 to facilitate thorough cleaning. The lock 211 is used for twisting the pipe connector 21, and the pressure one-way port 212 is used for sealing the steam inlet 25, preventing liquid leakage in the food container 2, and circulating steam in one direction. The muffler 213 includes a plurality of independent micropores for breaking the bubble and reducing the pressure of the pressure steam. The pipe connector 21 is screw-sealed and connected to the steam pipe outlet 35 of the support base 3 by a spin fit, and triggers the opening pipe linkage 闽 31 to make the boiler container 5, the steam line 59, The food container 2 is connected to one.

In other embodiments, the food container may also have a steam inlet disposed on its side wall, and the tubing supporting the base may also extend to the tubing connector on the side wall of the food container.

Referring to Figures 9 to 12, a food container having a stirring and/or pulverizing function may be provided. In the latter embodiment, the body includes an electric drive unit 7, and the food container 2 is provided with a stirring device 8 at the bottom thereof. The electric drive unit 7 includes a drive motor 70 disposed in the body 1 and a transmission assembly 71 in the support base 3, The drive motor 70 can drive the stirring device 8 through the transmission assembly 71. The transmission assembly 71 is, for example, a gear set 712, 714 and a transmission belt 713 that mates with it.

Referring to Fig. 10, the stirring device 8 may be a stirring knife or a stirring rod 81 for pulverizing or stirring the food. The agitating means 8 preferably includes a stirring blade 81, a sealant 82 and a fastener 83 detachably mounted to the bottom of the food container 2. In some preferred embodiments, the agitating means 8 is movably coupled (i.e., detachable) to the transmission assembly 71 interface 74 in the support base 3, in the food container 2 and the support base. When the lock is 3, the stirring device 8 is integrated with the transmission assembly 71 through the interface 74, and may also be separated from the support base 3 along with the food container 2.

Referring to FIG. 9 and FIG. 10, preferably, the food container 2 is provided with a safety touch bar assembly, including a safety contact bar 85 and an elastic member 86, which is associated with the cup cover 20 and the motor switch assembly 75 on the support base 3. The switch assembly 75 includes a motor switch 75, a pressure block 76 and an elastic member 77. When the lid 20 closes the food container 2, the lid 20 drives the safety lever 85 to trigger the pressure block 76 to close the motor switch 75. The motor switch 75 controls the operation of the electric drive unit 7, and the drive motor 70 drives the stirring device 8 to rotate by the transmission assembly 71, and when the cup cover 20 opens the food container 2, the elasticity The member 86 resets the safety lever 85, the elastic member 77 resets the pressure block 76, the motor switch 75 is turned off, the electric drive unit 7 is de-energized, and the transmission assembly 71 and the stirring device 8 are stopped.

The food container 2 and the body 1 may take other combinations. Referring to Figures 13a to 13c, for example, the food container 1 is placed above, below or placed within the body 1.

The food container 2 is not limited to a cup-shaped container, and other forms may be employed. Referring to Figures 14a to 14c, the food container 2 is in the form of a steamer.

With the above apparatus, the present invention also provides a method of cooking food by steam. In a specific cooking process, the following steps can be taken:

Step a. In the initial state, the power main switch 61 is powered off, and the pressure cut-off 内 54 in the water inlet 53 associated with it is in a free open state, and the water inlet 53 of the boiler container 5 is turned on.

According to the food water quantity requirement, the water in the food container 2 is poured into the water storage funnel 4 of the body 1, and the liquid water flows into the boiler through the funnel 4, the water outlet 43, the water inlet 53, and the pressure cutoff 54. a container 5, a food container 2 containing the desired food is screwed onto the support base 3 of the body 1, and the pipeline linkage 31 is connected to the pipeline connector 21, that is, the boiler The container 5, the steam line 59, and the food container 2 are turned on;

The safety contact block 23 triggers the switch contact block 33 to interlock the power supply safety switch 63, and the reset contact block 24 triggers the reset lever

34 thereby triggering the manual reset thermostat 64, that is, the circuit is turned on, the lock 32 and the lock 22 are locked, that is, the food container 2 and the support base 3 are mechanically locked, that is, the steam path, the circuit, and the structure are locked, and the standby is entered. status. Step b. Set the gear switch 62 to operate at high, low, full power, and split gears, turn on the power main switch 61, and close the pressure cutoff 闽 54 in the water inlet 53 to turn off the heater 51. The liquid water in the container 5 is heated to form high-temperature steam, and is continuously pressed into the food container 2 through the steam outlet 58, the steam line 59, the pipeline linkage 31, the pipeline connector 21, and wherein

When the gear position switch 62 uses the high-grade position 1, the operating handle 621, the rotating shaft 623 drives the switch 622 to close, and the steam temperature controller 67 is disabled in the gear position, the A-tube 511 is connected in parallel with the B-tube 512, and is fully powered. Or, when the gear position switch 62 uses the high-grade position 2, the operating handle 621 and the rotating shaft 623 drive the switch 622 to be closed, and the steam temperature controller 67 is activated in the gear position, the A-tube 511 is connected in parallel with the B-tube 512, and the whole power is heated. When the liquid water boils, the steam thermostat 67 operates, the A tube 511 is de-energized, and the B tube 512 continues to be powered by low power, or

When the gear position switch 62 uses the low gear position 1, the operating handle 621, the rotating shaft 623 drives the switch 622 to open, and the steam temperature controller 67 is disabled in the gear position, and the A pipe 511 is connected in parallel with the series B pipe 512. , C tube 513, full power heating, or,

When the gear position switch 62 uses the low gear position 2, the operating handle 621, the rotating shaft 623 drives the switch 622 to open, and the steam temperature controller 67 is activated in the gear position, the A pipe 511 is connected in parallel with the series B pipe 512, The C tube 513 is heated at full power. When the liquid water boils, the steam thermostat moves 67, the A tube 511 is deenergized, and the B tube 512 and the C tube 513 continue to be heated at a low power.

Step c. When the liquid water in the boiler container 5 is dried, the manual reset thermostat 64 operates, and the A heat generating tube 511, the B heat generating tube 512, and the C heat generating tube 513 are powered off, and the heater 52 is turned off. Stop heating, while the buzzer 68 alarms,

When the switching power supply is turned off 61, the buzzer 68 stops the alarm, and the pressure cut-off 闽 54 in the water inlet 53 is turned on. When the entire heating process is completed, the appliance returns to the initial state before reuse.

After the device is used, the food container 2 can be separated from the support base 3 by the cup cover 20, and the pipe connector 21 includes a support buckle 211, a pressure one-way 闽 212, and a muffler 213. It is easier to clean thoroughly by removing it from the food container 2.

For the food container 2 having the stirring and/or pulverizing function, the bottom of the food container is provided with a stirring device 8, and the body 1 is correspondingly provided with an electric driving unit 7, on which the food container 2 is placed and supported on the supporting base 3 At the same time, the stirring device 8 is also connected 71 to the transmission assembly in the electric drive unit 7, after which the drive 70 in the electric drive unit 7 drives the stirring device 8 to pulverize and/or agitate via the transmission assembly 71. The food in the food container 2.

The food container 2 is preferably provided with a safety lever assembly 85 and an elastic member 86 in conjunction with the lid 20 and the motor switch assembly 75 of the support base 3, when the lid 20 closes the food container 2, The cup cover 2 driving the safety lever assembly 85 triggers the switch assembly 75 to close, controls the electric drive unit 7 to operate, and drives the drive The transmission assembly 71 and the stirring device 8 rotate; and when the lid 20 opens the food container 2, the safety lever assembly 85 is reset by the elastic member 86, and the motor switch assembly 75 is disconnected, the electric drive unit 7 is powered off, the transmission assembly 71, and the stirring device 8 are stopped.

After the appliance has been used, the food container 2 can be separated from the support base 3 together with the stirring device 8, and since the stirring device 8 is detachable, the stirring device 8 is also attached from the food container 2. Remove it for cleaning.

The above is a further detailed description of the present invention in connection with the specific preferred embodiments, and the specific embodiments of the invention are not limited to the description. It will be apparent to those skilled in the art that the present invention may be practiced without departing from the spirit and scope of the invention.

Claims

Claim

An apparatus for cooking food by steam, characterized in that

The boiler includes a heater for receiving water from the water storage funnel, and a heater for controlling heating of water in the boiler by the control circuit, the boiler The high temperature pressure steam generated by the boiling of the water is pushed into the food container through the steam line.

2. Apparatus according to claim 1 wherein said body includes a support base extending laterally from a bottom end of said body for supporting and locking said food container.

The appliance according to claim 1 or 2, wherein the water storage funnel comprises a bucket cover, a bucket body, a water outlet and a steam raft, and the bucket body is for storing an appropriate amount of water, the water outlet Located at the bottom of the bucket body, communicating with the water inlet of the boiler, the steam raft is disposed above the water outlet for preventing high temperature steam from flowing back, and the bucket body guides the water flow to flow through the unidirectional The water outlet enters the boiler vessel.

The appliance according to claim 3, wherein the boiler comprises a water inlet, an air outlet, and a water outlet with a body, the water inlet is connected to the water outlet of the water storage funnel, Introducing water required for generating steam, the steam outlet communicating with the steam line for discharging generated steam through the steam line into the food container, the drain port being located at the top of the boiler container It is placed in the water storage funnel for deriving scale generated in the boiler vessel.

The appliance according to claim 4, wherein a pressure cutoff 设有 is provided in the water inlet of the boiler, and the pressure cutoff 联 is linked with the power main switch and is set to be When the switch is in the energized position, the pressure cutoff 闽 is cut off, the water outlet of the water storage funnel is closed with the water inlet of the boiler, the power main switch is in a power off position, and the boiler container steam pressure When the pressure is less than the predetermined force, the pressure cutoff 闽 is opened, and the water outlet of the water storage funnel is opened to the water inlet of the boiler.

The appliance according to claim 5, wherein the pressure cutoff includes a body, a sealant and a first elastic member, and the power main switch includes a start button, a switch, a link and a second elastic Piece, and press the following Mode configuration,

The appliance according to any one of claims 1 to 6, wherein the control circuit comprises a power main switch, a gear position switch, a power safety switch, a steam temperature controller, a manual reset thermostat, a buzzer And a corresponding line, the gear position switch is configured to select a gear position for controlling the heater, and the power safety switch cooperates with a safety contact block on the food container to jointly control the on and off of the power circuit. The steam thermostat is located on the boiler vessel for detecting a steam temperature when the water in the boiler vessel boils and controlling heating power of the heater, and the manual reset thermostat is installed at the heater Upper, for detecting the temperature of the heater, and controlling the heater to be powered off when the water is dried in the boiler vessel, the buzzer being used for the steam thermostat or the manual reset temperature The alarm is detected when the controller detects the set status.

The appliance according to claim 7, wherein the boiler heater comprises a heat pipe, and the heat pipe is preferably at least one tube heat pipe, more preferably a heat pipe composed of three tubes of ABC. And providing the following power gears to heat the boiler vessel:

9. Apparatus according to any one of claims 2 to 8 wherein:

The support base is provided with a base lock for locking the food container, a steam line outlet, a pipeline linkage at the outlet of the steam pipeline, and a switch contact block associated with the power safety switch, The food container is provided with a container lock for spinning and locking on the support base, a steam inlet for cooperating with the outlet of the steam line, and a pipeline at the steam inlet for cooperating with the pipeline linkage Connector and with the opening Close the block-linked safety contact block, and configured to: only connect the steam line outlet and the steam inlet to cause the line linkage valve and the pipeline connector to be triggered to be sealed and closed, the container When the latch is locked with the base latch, the safety contact block triggers the switch contact block to interlock the power safety switch to be placed in the open position.

10. The appliance according to claim 9, wherein the pipeline linkage comprises a body, a sealant and an elastic member in a freely normally closed state, that is, the elastic member drives the body to drive the a sealant closing the steam line outlet, the line connector comprising a support lock, a pressure one-way weir and a muffler, the support lock being for detachably twisting the pipe connector, The pressure one-way crucible is used to unidirectionally flow steam between the boiler, the steam line and the food container, the muffler is used to reduce the noise of the pressure steam, and the pipeline connector is linked with the pipeline. Driving the body against the elastic member to drive the sealant to open the steam line outlet when the seal is screwed.

The device according to claim 7, wherein the bottom of the food container is provided with a reset contact block, and the support base is provided with a thermostat reset lever associated with the manual reset thermostat. The thermostat reset lever is in a free normally open state, and when the support base is rotationally locked with the food container, the reset contact block triggers the thermostat reset lever to trigger the manual reset thermostat.

The apparatus according to any one of claims 1 to 11, wherein the body further comprises an electric driving unit, the food container is provided with a stirring device, and the electric driving unit comprises a body body disposed An internal drive motor and a drive assembly within the support base, the drive motor driving the agitation device through the drive assembly.

13. The appliance according to claim 12, wherein the stirring device is a stirring knife or a stirring rod for pulverizing and/or stirring food, and the stirring device is detachably mounted to the food container a bottom portion, and configured in a manner that the stirring device is movably coupled to the transmission assembly in the support base, and is integrated with the support base when the food container is locked with the support base, or The food container is separated from the support base.

14. An appliance according to claim 12 or claim 13 wherein the food container comprises a lid and a cup, the cup being provided with a safety touch bar assembly comprising a stem and an elastic The lever is elastically coupled with the motor cover assembly on the cup cover and the support base, and is configured to drive the contact bar to overcome the handle when the lid closes the food container The elastic member triggers a closed motor switch, the motor switch assembly controls operation of the electric drive unit to drive the stirring device to rotate, and when the lid opens the food container, the elastic member causes the contact rod In the reset, the motor switch assembly is elastically reset and disconnected, the electric drive unit is powered off, and the stirring device stops rotating.

A method of cooking food using the apparatus according to any one of claims 1 to 14, comprising the steps of:

a. In the initial state, the main power switch is not turned on, and the liquid water is poured into the body according to the food water quantity requirement. The water storage funnel, liquid water flows into the boiler container through the water storage nozzle water outlet and the boiler water inlet, and the food container is placed and locked on the body, so that the boiler container, the steam line, and the food The container forms a unidirectional tightly-conducting fluid path, and the parallel connection causes the power safety switch of the control circuit to be turned on, b. turns on the power main switch, energizes the heater, and heats the boiler container Liquid water, the liquid water in the boiler vessel is boiled by heat, and high-temperature steam is generated to enter the food container through the steam line.

c. When the heating is completed, the power main switch is powered off.

16. The method of cooking food according to claim 15, wherein in step c: when the liquid water in the boiler container is detected to be dried, the thermostat acts to de-energize the heater. Buzzer alarm,

The method for cooking food according to claim 15 or 16, wherein the pressure one-way cutoff in the water inlet of the boiler is mechanically linked with the main power switch, and steps a to c are When the power main switch is in the energized position, the pressure cutoff 闽 is cut off, the water outlet of the water storage funnel is closed with the water inlet of the boiler, and when the power main switch is in the power off position And when the steam pressure of the boiler vessel is less than the preset pressure of the pressure cutoff ,, the pressure cutoff 闽 is opened, and the water outlet of the water storage funnel is opened to the water inlet of the boiler.

The method for cooking food of an appliance according to any one of claims 15 to 17, wherein the heater is at least one tube of a heat pipe, and preferably, the heater is a heat tube composed of three tubes of ABC. In the step b, the boiler vessel is heated by any of the following power gear positions:

The method for cooking food of an appliance according to any one of claims 15 to 18, wherein the body comprises a support base, and the support base extends laterally from a bottom end of the body for supporting And locking the food container, the support base is provided with a base lock for locking the food container, a steam line outlet, a pipeline linkage at the outlet of the steam pipeline, and linkage with the power safety switch Switch touch Block, the food container is provided with a container lock for spinning and locking on the support base, a steam inlet matched with the outlet of the steam line, and a steam linkage at the steam inlet and the pipeline a mating pipe connector and a safety contact block associated with the switch block,

20. The method of cooking food according to claim 19, wherein the bottom of the food container is provided with a reset contact block, and the support base is provided with a thermostat reset associated with the manual reset thermostat. a lever, the thermostat reset lever is in a free normally open state, and the reset contact block triggers the thermostat reset lever to trigger the manual reset temperature control when the support base is screwed and locked with the food container Device.

21. A method of cooking food for an appliance according to claim 19 or 20, wherein the conduit connector comprises a support latch that is detachably assembled on the food container, pressure one way The crucible and the muffler, after the step c, further comprise the steps of: separating the food container from the support base, and detaching the tubing connector from the food container for cleaning.

The method for cooking food of an appliance according to any one of claims 19 to 21, wherein the body comprises an electric driving unit, a stirring device is disposed at a bottom of the food container, and in the step a, the food When the container is locked with the support base, the stirring device is connected to the transmission component in the electric drive unit. In step b, the drive motor in the electric drive unit drives the stirring device to stir and/or through the transmission assembly. The food in the food container is comminuted.

23. A method of cooking food for an appliance according to claim 22, wherein the food container comprises a lid and a cup, the cup being provided with a safety rod assembly, said step a and / or step b And/or in step c, after the food container is locked with the support base, when the lid closes the cup, the lid driving the safety touch rod assembly triggers closing the motor switch to control the electric The driving unit operates to drive the stirring device to rotate, and when the lid opens the body, the safety lever assembly is reset, so that the motor switch is turned off, the electric driving unit is powered off, the stirring The device stops rotating.

24. The method of cooking food of an appliance according to claim 22 or 23, further comprising the steps of: separating the food container from the support base together with the stirring device after use, A stirring device is detached from the food container for cleaning.