CN109708156B - Control method for gas stove and gas stove - Google Patents

Control method for gas stove and gas stove Download PDF

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Publication number
CN109708156B
CN109708156B CN201811252724.XA CN201811252724A CN109708156B CN 109708156 B CN109708156 B CN 109708156B CN 201811252724 A CN201811252724 A CN 201811252724A CN 109708156 B CN109708156 B CN 109708156B
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instruction
gas
machine
machine instruction
cooker
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CN109708156A (en
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贺立军
劳春峰
张蒙恩
苑善通
代金杰
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Qingdao Haier Smart Technology R&D Co Ltd
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Qingdao Haier Smart Technology R&D Co Ltd
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Abstract

The invention discloses a control method for a gas stove and the gas stove, and belongs to the technical field of household appliances. A control method for a gas range, comprising: receiving a user instruction; generating a machine instruction according to the user instruction and a set format; and controlling the gas stove to operate according to the machine instruction. According to the control method for the gas stove, the received user instruction is generated into the machine instruction according to the set rule, after the control device reads the machine instruction corresponding to the user instruction, the operation of the gas stove is controlled according to the machine instruction, the external input instruction is converted into the machine instruction with uniform format, only one machine instruction is operated at a certain time, the operation logic of the gas stove is clear, the response sequence and operation of the gas stove are optimized, and the operation reliability of the gas stove is improved.

Description

Control method for gas stove and gas stove
Technical Field
The invention relates to the technical field of stoves, in particular to a control method for a gas stove and the gas stove.
Background
The gas stove is an important cooking appliance in a modern household kitchen, and the traditional cooking process using the gas stove is to manually adjust the opening of a flow valve through mechanical structures such as a knob and the like so as to adjust the fire power, realize temperature adjustment at different stages and cook. In the prior art, parameters such as firepower, time and the like are simultaneously input through a film key, a touch key and/or a fire control knob, and the adjustment mode is carried out in an electronic and/or mechanical mode, so that the instruction is complex, and the condition of logic response confusion under the control of multiple instructions of the gas stove is easily caused.
Disclosure of Invention
The embodiment of the invention provides a gas stove and a control method for the gas stove, wherein a machine instruction is generated according to a set rule by a received user instruction, after a control device reads the machine instruction corresponding to the user instruction, the operation of the gas stove is controlled according to the machine instruction, an external input instruction is converted into a machine instruction with uniform format, and the operation of the gas stove is controlled according to the machine instruction. The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview and is intended to neither identify key/critical elements nor delineate the scope of such embodiments. Its sole purpose is to present some concepts in a simplified form as a prelude to the more detailed description that is presented later.
According to a first aspect of an embodiment of the present invention, there is provided a control method for a gas range, including: receiving a user instruction; generating a machine instruction according to the user instruction and a set format; and controlling the gas stove to operate according to the machine instruction.
Optionally, the user instruction is derived from a touch key or a fire control knob, or the user instruction is derived from the touch key and the fire control knob.
Optionally, after generating the machine instruction according to the user instruction and the set format, the method further includes: storing the machine instructions into an instruction queue and ordering the machine instructions in the instruction queue; wherein controlling operation of the gas cooker according to the machine instruction includes: and executing the machine instructions according to the order of the instruction queue.
Optionally, generating the machine instruction according to the user instruction and the set format includes: an execution identification bit, a source identification bit, a time identification bit, an instruction description, and a priority identification bit of the machine instruction are generated.
Optionally, before storing the machine instruction in an instruction queue, further comprising: checking whether the current machine instruction is repeated with at least one machine instruction in the instruction queue, if so, deleting the current machine instruction.
Optionally, checking whether the current machine instruction is repeated with at least one machine instruction in the instruction queue, and if so, deleting the current machine instruction includes: comparing the source identification bit, the time identification bit, the instruction description and the priority identification bit in the machine instruction with all machine instructions in the instruction queue, and deleting the current machine instruction when the current machine instruction is identical to the source identification bit, the time identification bit, the instruction description and the priority identification bit of one of the machine instructions in the instruction queue; if not, storing the current machine instruction into the instruction queue, and setting the execution identification position of the current machine instruction to indicate that the current machine instruction is executable.
Optionally, before storing the machine instruction in an instruction queue, further comprising: comparing the current machine instruction with machine instructions in an invalid instruction set and an abnormal instruction set, and deleting the current machine instruction if the current machine instruction is the same as at least one machine instruction in the invalid instruction set or the abnormal instruction set.
Optionally, when the execution identification bit, the source identification bit, the instruction description, and the priority identification bit are identical, executing the machine instructions in a priority order of the time identification bit.
Optionally, the instruction description includes: one or more sets of instruction parameter arrays, each set of instruction parameter arrays comprising at least: cooking time, fire power.
Optionally, the controlling the operation of the gas stove according to the machine instruction includes:
and adjusting the flow of the gas introduced into the gas stove according to one or more than one group of instruction parameter arrays corresponding to the user instruction.
According to a second aspect of an embodiment of the present invention, there is provided a gas range including: ignition, combustor and gas pipeline, the gas pipeline with the combustor is connected, still includes: receiving means for receiving a user instruction; and a control device for: generating a machine instruction according to the user instruction and a set format; and controlling the gas stove to operate according to the machine instruction corresponding to the user instruction.
Optionally, the method further comprises: a flow regulating system coupled to the gas line for regulating the flow of gas through the gas line, the flow regulating system comprising: the flow valve is arranged on the gas pipeline; the driving mechanism is coupled with the flow valve, and the opening of the flow valve is adjusted when the driving mechanism operates; and wherein the control device controls the operation of the drive mechanism according to the machine instruction.
Optionally, the receiving device is at least one of the following: touch button, accuse fire knob and mobile terminal.
Optionally, wherein the machine instructions comprise: execution identification bits, source identification bits, time identification bits, instruction description and priority identification bits; wherein the instruction description includes one or more instruction parameter arrays, each instruction parameter array including at least: cooking time, fire power.
Optionally, after the control device generates the machine instruction according to the user instruction and the set format, the control device further includes: storing the machine instructions into an instruction queue and ordering the machine instructions in the instruction queue; wherein, the control device controls the operation of the gas stove according to the machine instruction comprises: and executing the machine instructions according to the order of the instruction queue.
Optionally, before storing the machine instruction in an instruction queue, the control device is further configured to: checking whether the current machine instruction is repeated with at least one machine instruction in the instruction queue, if so, deleting the current machine instruction.
Optionally, the control device is further configured to: comparing the current machine instruction with machine instructions in an invalid instruction set and an abnormal instruction set, and deleting the current machine instruction if the current machine instruction is the same as at least one machine instruction in the invalid instruction set or the abnormal instruction set.
Optionally, the method further comprises: and the detection device is used for detecting the temperature of a cooker arranged on the gas stove.
Optionally, the controlling the driving mechanism to operate according to the machine instruction includes: and controlling the driving mechanism to operate according to the detected temperature of the cooker in the cooking time so as to adjust the opening degree of the flow valve.
Optionally, the method further comprises: an elastic mechanism which is abutted against the bottom of the cooker; and the triggering mechanism is in abutting connection with the elastic mechanism and is triggered by the elastic mechanism and used for detecting whether the cooker is placed on the burner or not.
Optionally, the trigger mechanism is a micro switch, which when closed indicates that the cooker is placed on the burner.
Optionally, when the temperature of the cooker is greater than a first set temperature value and the trigger mechanism indicates that the cooker is not placed on the burner, the control device controls the driving mechanism to operate so that the opening of the flow valve is sequentially reduced at set time intervals.
Optionally, when the temperature of the cooker is greater than or equal to a sixth temperature set point, the control device controls the driving mechanism to operate such that the opening degree of the flow valve is reduced.
Optionally, the control device sequentially controls the driving mechanism to operate according to the one or more instruction parameter arrays.
Optionally, the method further comprises: the electromagnetic valve is connected with the flow valve in series on the gas pipeline;
optionally, the control device is further used for controlling connection and disconnection of the electromagnetic valve.
Optionally, when the temperature of the cooker is greater than the first set temperature value, and the triggering mechanism indicates that the time for which the cooker is placed on the burner is greater than the first set time, the control device controls the driving mechanism to operate so as to cut off the gas flowing into the gas stove.
Optionally, when the control device controls the driving mechanism to operate so as to sequentially reduce the opening of the flow valve at set time intervals, and the triggering mechanism detects that the cooker is replaced on the burner, the control device controls the driving mechanism to operate so that the flow rate of the gas introduced into the gas stove is restored to be before the flow rate is reduced.
According to the control method for the gas stove, the received user instruction is generated into the machine instruction according to the set rule, after the control device reads the machine instruction corresponding to the user instruction, the operation of the gas stove is controlled according to the machine instruction, the external input instruction is converted into the machine instruction with uniform format, the operation of the gas stove is controlled according to the machine instruction, the operation logic of the gas stove is clear, the response sequence and the operation of the gas stove are optimized, and the operation reliability of the gas stove is improved.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention as claimed.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.
Fig. 1 is a schematic structural view of a gas range according to an exemplary embodiment;
fig. 2 is a schematic structural view of a gas cooker according to another exemplary embodiment;
fig. 3A is a flowchart illustrating a control method for a gas range according to an exemplary embodiment;
fig. 3B is a flowchart illustrating a control method for a gas range according to another exemplary embodiment;
fig. 4A is a flowchart illustrating a control method for a gas range according to another exemplary embodiment;
fig. 4B is a flowchart illustrating a control method for a gas range according to another exemplary embodiment;
fig. 4C is a flowchart illustrating a control method for a gas range according to another exemplary embodiment;
fig. 4D is a flowchart illustrating a control method for a gas range according to another exemplary embodiment;
fig. 4E is a flowchart illustrating a control method for a gas range according to another exemplary embodiment;
fig. 5 is a flowchart illustrating a control method for a gas range according to another exemplary embodiment;
fig. 5A is a program storage schematic diagram showing a control method for a gas range according to another exemplary embodiment;
Fig. 5B is a flowchart illustrating a control method for a gas cooker according to another exemplary embodiment.
Fig. 5C is a flowchart illustrating a control method for a gas range according to another exemplary embodiment;
fig. 6 is a flowchart illustrating a control method for a gas range according to another exemplary embodiment;
fig. 7A is a flowchart illustrating a control method for a gas range according to another exemplary embodiment;
fig. 7B is a flowchart illustrating a control method for a gas range according to another exemplary embodiment;
fig. 7C is a flowchart illustrating a control method for a gas range according to another exemplary embodiment;
reference numerals:
1. an ignition device; 2. a burner; 3. a gas line; 4. a flow valve; 5. a driving mechanism; 6. a control device; 7. an electromagnetic valve; 8. a pan bottom temperature sensor; 9. a spring mechanism; 10. a micro-switch; 11. a receiving device; 12. a communication module; 13. and an alarm device.
Detailed Description
The following description and the drawings sufficiently illustrate specific embodiments of the invention to enable those skilled in the art to practice them. Other embodiments may involve structural, logical, electrical, process, and other changes. The embodiments represent only possible variations. Individual components and functions are optional unless explicitly required, and the sequence of operations may vary. Portions and features of some embodiments may be included in, or substituted for, those of others. The scope of embodiments of the invention encompasses the full ambit of the claims, as well as all available equivalents of the claims. Embodiments may be referred to herein, individually or collectively, by the term "invention" merely for convenience and without intending to voluntarily limit the scope of this application to any single invention or inventive concept if more than one is in fact disclosed. Relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method or apparatus comprising such elements. Various embodiments are described herein in a progressive manner, each embodiment focusing on differences from other embodiments, and identical and similar parts between the various embodiments are sufficient to be seen with each other. The method, product and the like disclosed in the examples are relatively simple to describe because they correspond to the method parts disclosed in the examples, and the relevant points are only referred to the description of the method parts.
Fig. 1 is a schematic view illustrating a structure of a gas cooker according to the present invention, according to an exemplary embodiment. As shown in fig. 1, a gas range according to an embodiment of the present invention includes: ignition 1, combustor 2 and gas pipeline 3, gas pipeline 3 with combustor 2 connects, still includes: receiving means 11 for receiving a user instruction; and a control device 6 for: generating a machine instruction according to the user instruction and a set format; and controlling the gas stove to operate according to the machine instruction corresponding to the user instruction.
As an example, the above-described user instruction is derived from at least one of: touch button, accuse fire knob and mobile terminal.
In the above scheme, the receiving device receives the user instruction, for example, the user instruction is obtained from the fire control knob or the mobile terminal or the touch button, the control device generates the machine instruction according to the set rule/format by the user instruction received from the structure or the device, the machine instruction has a format form specified according to the set rule or the set format, so that the control device executes the machine instruction according to the rule of executing the machine instruction, the situation of logic confusion when receiving multiple instructions is avoided, for example, when receiving the instructions of the touch button and the fire control knob at the same time, the gas stove cannot know which receiving device is executed, the executing program/logic confusion occurs, the gas stove has misoperation, and the gas stove is unstable in operation; when a unified rule/format is executed for processing/optimizing the fire control knob, the touch key and/or the user instruction received by the mobile terminal, the fire control knob, the touch key and/or the user instruction received by the mobile terminal are provided with the same format, a machine instruction is executed for operating the gas stove, the gas stove can only execute one instruction at a certain time, the condition that the gas stove is disordered in execution program/logic is avoided, and the reliability and the intellectualization of the gas stove are improved.
As another example, as shown in fig. 1, the gas cooker of the exemplary embodiment of the present invention further includes: a flow regulating system coupled to the gas line 3 for regulating the flow of gas through the gas line 3, comprising: the flow valve 4 is arranged on the gas pipeline 3; the driving mechanism 4 is coupled with the flow valve 4 and used for adjusting the opening degree of the flow valve 4; control means 6 for controlling the operation of said drive mechanism 5 in accordance with a machine instruction set.
In the scheme, the flow regulating system is arranged in a coupling way with the gas pipeline of the gas stove, the flow of the gas flowing through the gas pipeline is regulated, the firepower of the burner is regulated, the firepower is automatically regulated, the control device controls the flow of the gas flowing into the gas stove according to a machine instruction set, the firepower is regulated, the machine instruction has a uniform format, the control device can only execute one machine instruction at a certain time, the response sequence of multi-instruction control is optimized, the control logic is clear, the gas stove is stable in operation, and the reliability is improved.
As an example, the flow valve is a plug valve and the drive mechanism is a stepper motor.
In the above aspect, the machine instruction includes: execution identification bits, source identification bits, time identification bits, instruction description, and priority identification bits.
The instruction description includes one or more instruction parameter sets, each set of instruction parameter sets including at least: cooking time, fire power.
In the above scheme, after the control device generates the machine instruction according to the user instruction and the set format, the control device further includes: storing the machine instructions into an instruction queue and ordering the machine instructions in the instruction queue; wherein, the control device controls the operation of the gas stove according to the machine instruction comprises: and executing the machine instructions according to the order of the instruction queue.
In the above aspect, before storing the machine instruction in an instruction queue, the control device is further configured to: checking whether the current machine instruction is repeated with at least one machine instruction in the instruction queue, if so, deleting the current machine instruction.
Wherein the control device is further configured to: comparing the current machine instruction with machine instructions in an invalid instruction set and an abnormal instruction set, and deleting the current machine instruction if the current machine instruction is the same as at least one machine instruction in the invalid instruction set or the abnormal instruction set.
Wherein the control device is further configured to: and executing the machine instruction according to the priority order of the time identification bit when the execution identification bit, the source identification bit, the instruction description and the priority identification bit are identical.
As another example, further comprising: and the detection device is used for detecting the temperature of a cooker arranged on the gas stove.
Wherein each set of the instruction parameter array further comprises: the cooker temperature is set. The control device controlling the operation of the driving mechanism according to the machine instruction set comprises: and controlling the driving mechanism to operate according to the detected temperature of the cooker in the cooking time so as to adjust the opening of the flow valve.
In the above-mentioned aspect, when the temperature of the cooker is greater than or equal to a sixth temperature set value, the control device controls the driving mechanism to operate such that the opening degree of the flow valve is reduced; and when the temperature of the cooker is less than or equal to a seventh temperature set value, adjusting the flow rate of the fuel gas introduced into the fuel gas pipeline to be increased.
The sixth temperature set value can be a set cooking temperature +4deg.C corresponding to the firepower set in the current stage, namely the temperature of the current cooker exceeds the upper limit of the optimal cooking temperature, the firepower is required to be reduced, and the control device controls the driving mechanism to operate so as to reduce the flow of the fuel gas introduced into the gas stove and realize the effect of downshifting; when the temperature of the cooker is smaller than the seventh temperature set value, for example, the seventh temperature set value is the cooking temperature set in the stage of-4 ℃, the current firepower is smaller and lower than the optimal cooking temperature, the control device controls the driving mechanism to operate to increase the opening degree of the throttle valve, the flow rate of the fuel gas introduced into the fuel gas pipeline is increased, and the firepower is shifted up to improve the heating/cooking temperature.
As another example, the preset instruction set and each set of instruction parameter sets/cooking parameters therein are the most important variables describing the cooking process, and may further include the number of stages, the stage-by-stage set cooking temperature/bottom-of-pot temperature set range, the fire size, the cooking time/timing time, and the end condition.
The storage format of the preset instruction set/cooking parameters is shown in fig. 5A, after normal ignition, the central controller performs intelligent and refined control on the cooking process according to the following flow, and referring to fig. 5B:
a) The control device/central controller drives the stepping motor to drive the plug valve on the gas pipeline to adjust and output the firepower according to the firepower size parameter of the stage, starts the timer to start timing, and drives the LED to display new stage starting information;
b) The control device/central controller continuously detects the value of the pan bottom temperature sensor during the stage to obtain the temperature of the cooker, and the temperature of the cooker is compared with the set cooking temperature parameters to reduce the fire when the temperature of the cooker is high and increase the fire when the temperature of the cooker is low. Meanwhile, the current time of the timer is continuously compared with the cooking time/timing time parameter of the stage, and the LED is driven to display the current state information of the stage;
c) Judging whether the next stage is a cooking end mark when the timing time of the timer reaches the cooking time/timing time parameter set in the stage, if not, replacing the current parameter with the cooking parameter of the new stage, resetting the timer, and turning to a; if yes, turning to d;
d) And in the ending stage, resetting the timer, driving the stepping motor to control the plug valve to rotate to a closed state, displaying cooking ending information on the panel LED, and driving the buzzer to sound at the frequency of 3Hz for 21s.
The control device/central controller performs cooking process control in the above-described program structure. The multi-stage parameterization, multi-gear firepower adjustment and plug valve controlled by the pan bottom temperature sensor and the stepping motor ensure the fine control of the one-key cooking process; the temperature feedback regulation, the timer and the setting of the ending condition of the cooker are used for carrying out closed-loop control on the cooking process, thereby ensuring the accurate and intelligent control of the one-key cooking process and really realizing unattended autonomous/automatic cooking. The invention abstracts various preset cooking process parameters into the number of stages, and the temperature setting range, the firepower size, the timing time and the ending condition of the pot bottom of each stage, so that the one-key cooking program has a uniform structure. In actual use, the specific parameters of each stage are measured through experiments by combining with empirical data, and the specific parameters are stored in an internal storage unit, so that when the preset cooking mode is updated and modified, the original parameters are replaced without changing a program frame. When a new preset cooking mode is added to the kitchen range, the machine type for performing man-machine interaction by adopting the touch keys only needs to manufacture a new preset cooking mode button on the panel and is related to new cooking mode parameters in the internal storage unit; the machine type for man-machine interaction by adopting the touch screen only needs to add a new preset cooking mode icon in the program and correlate the new cooking mode icon to the new cooking mode parameter in the internal storage unit.
As another example, the detecting means is also for detecting the temperature of a flame on the gas range; the control device is used for controlling the operation of the driving mechanism according to the detected temperature of the flame or the temperature of the cooker.
The detecting device detects the temperature of the flame on the burner and/or the temperature of the cooker, the control device adjusts the firepower according to the temperature of the flame and/or the temperature of the cooker, namely, the stepping motor is driven to rotate to enable the flow valve to work at different opening degrees, so that the temperature of the firepower or the cooker is tracked, abnormal states of the gas stove are monitored and protected, and the safety and the reliability of the gas stove are improved.
The detecting device is a flame temperature sensor arranged beside the kitchen range and/or a pan bottom temperature sensor 8 which is arranged in the center of the burner and is in contact with the bottom of the cooker, and the pan bottom temperature sensor 8 is arranged in the center of the burner 2 through a spring mechanism 9, so that the pan bottom temperature sensor is attached to the bottoms of the cookers with different structures.
In the scheme, the pan bottom temperature sensor 8 adopts a negative temperature coefficient NTC thermistor to carry out linearization treatment at the common cooking temperature of 40-280 ℃; the flame temperature sensor adopts a K-type thermocouple which can withstand the combustion temperature of the fuel gas.
According to the control method for the gas stove, the thermocouple flame temperature sensor arranged at the stove head and the thermal resistance pan bottom temperature sensor arranged in the middle of the stove head and capable of being in direct contact with the pan bottom are used for sensing cooking temperature simultaneously, and the electromagnetic valve switch is used for outputting protection actions, so that the protection is accurate and quick, the protection accuracy is high, and the false protection probability is low.
In the above scheme, the method further comprises: the electromagnetic valve 7 is arranged on the gas pipeline in series with the flow valve, and is connected with a gas source and a burner, the control device 6 is electrically connected with the electromagnetic valve 7, the connection and disconnection of the gas pipeline and the gas source are controlled by controlling the disconnection and the closing of the electromagnetic valve 7, when necessary, for example, when the temperature of a detected cooker and the temperature of flame are both reduced to be within a set range within a set time, the abnormal combustion of the gas stove is judged, the abnormal ignition of the burner can not be caused, and at the moment, in order to avoid gas leakage, the connection of the gas pipeline and the gas source is cut off through the electromagnetic valve, so that the occurrence of safety accidents is avoided, and the reliability of the gas stove is improved.
Further comprises: receiving means 11 for receiving a user instruction; the control device is also used for controlling the driving mechanism to operate according to the user instruction.
In the above-described scheme, the receiving device 11 is integrated in the control panel, is provided on the table surface of the gas cooker, and is connected with the control device in a wired or wireless manner, as an example.
As another example, further comprising: the communication module 12 is electrically connected with the receiving device and is used for receiving a user instruction and sending the user instruction to the control device, the control device controls the operation of the gas stove according to the user instruction, remote and offline control of the gas stove is achieved, for example, the instruction can be sent to the communication module through an APP of the mobile terminal, after the receiving device is electrically connected with the communication module, the user instruction is received, the control device controls the opening and closing of the gas stove according to the user instruction, when the user leaves home and forgets to close the gas stove, the mobile terminal sends the instruction to the gas stove, gas introduced into the gas stove is cut off, the gas stove is closed, and the safety of the gas stove is improved.
As another example, further comprising: the trigger mechanism is arranged in the center of the burner, detects the placement state of the cooker, corresponds to the spring mechanism provided with the pan bottom temperature sensor, and is used for detecting whether the cooker is placed on the burner or not when the cooker is placed on the burner, the spring mechanism deforms to trigger the connected trigger mechanism. The trigger mechanism is a micro switch.
When the cooker is placed on the burner, the micro switch is triggered to be closed by the spring mechanism, and when the cooker leaves the burner, the micro switch is opened.
As an example, wherein the controlling means controlling the driving mechanism to operate according to the temperature of the cooker includes: and when the temperature of the cooker is larger than a first set temperature value and the cooker is not placed on the burner, sequentially reducing the opening of the flow valve according to set time intervals.
In the above scheme, the control device can control the working mode of the gas stove according to the user instruction to adjust the flow of the gas fed into the burner, or control the working mode of the gas stove according to the temperature of the cooker to adjust the operation of the driving mechanism, so that the corresponding opening of the flow valve works to adjust the fire power of the gas stove.
As a further example, further comprising: the alarm device 13 is electrically connected with the control device, and alarms when the temperature of the cooker or the temperature of the flame is too high to reach a certain set value.
Fig. 2 is a schematic structural view of a gas cooker according to another exemplary embodiment. As an example, a thermocouple flame temperature sensor arranged at a burner and a thermal resistance pan bottom temperature sensor arranged in the middle of the burner and capable of being in direct contact with the pan bottom are adopted to sense the cooking temperature in all directions; the gas quantity, namely the fire power, is finely adjusted by adopting a plug valve controlled by a stepping motor; and acquiring a cooking mode selected by a user by adopting the touch panel and a preset cooking mode key, and displaying a cooking process in real time through a display screen on the panel.
The control device/central controller has thermocouple temperature reading and thermal resistance temperature reading functions, an internal storage unit and a communication interface. The preset cooking modes selected by the current user and obtained by the touch keys of the panel are obtained through the communication interface (the panel keys are provided with a plurality of cooking modes, each touch key corresponds to one non-overlapping cooking mode, and the user can directly select the preset cooking modes, namely four preset cooking modes of water boiling, porridge boiling, rice cooking and surface cooking, are obtained in the example), and then the multi-stage cooking parameters corresponding to the cooking modes are obtained from the internal storage unit.
Fig. 3A is a flowchart illustrating a control method for a gas range according to an exemplary embodiment. The control method for a gas cooker according to an embodiment of the present invention as shown in fig. 3A includes: in step S110, a user instruction is received; in step S122, the flow rate of the gas flowing into the gas range is adjusted according to the user instruction.
In the scheme, the flow of the gas introduced into the gas stove is regulated according to the user instruction, so that the regulation of cooking firepower/temperature is realized, and the possibility is provided for the realization of automatic cooking.
As an example, the user instruction corresponds to a preset instruction set; and the control device controls the driving mechanism to operate according to the preset instruction set corresponding to the user instruction.
In the above scheme, the user instruction corresponds to a preset instruction set, and the preset instruction set may include, for example, cooking parameters such as cooking time, cooking temperature, end conditions, etc., where the cooking parameters may be a plurality of sets of parameter sets corresponding to cooking time and cooking temperature/fire, and the control device adjusts the flow of gas flowing into the burner in each cooking time period according to the above cooking parameters, so as to control the cooking fire, and combines with the timer to perform automatic cooking according to the preset time period and flame temperature.
The operating mode options of the cooking parameters corresponding to the control panel can be, for example: porridge cooking, quick-frying, water boiling, soup cooking, flour cooking, frying and the like. Corresponding to each cooking mode, setting one or more than one group of parameters of corresponding cooking time and cooking temperature according to each cooking stage, when the receiving device receives a user instruction to instruct one of the cooking modes, the control device calls a pre-stored parameter array of the cooking mode, and adjusts the parameter array to the corresponding cooking temperature in a set time period.
As an example, when in the soup cooking mode, the first 10 minutes is set, the boiling is continued with a larger fire, the cooking temperature/the temperature of the flame/the temperature of the cooker is set to 200-220 ℃, the slow fire cooking is performed in the middle 20 minutes, the cooking temperature/the temperature of the flame/the temperature of the cooker is set to 120-160 ℃, and the slow fire cooking is performed in the last 20 minutes, the cooking temperature/the temperature of the flame/the temperature of the cooker is set to 80-90 ℃. Other cooking modes refer to the setting flow, correspondingly increase or decrease, for example, an automatic flameout program is set in a timing mode, and a control flow for flameout prevention in a stir-frying pan and vibration state is increased in a stir-frying mode; in the water heating mode, the cooker is automatically flameout in a state that the temperature of the cooker reaches 110 ℃ for more than or equal to 5 s.
Fig. 3B is a flowchart illustrating a control method for a gas range according to an exemplary embodiment. The control method for a gas cooker according to an embodiment of the present invention as shown in fig. 3B further includes: in step S112, detecting a temperature of a cooker on the gas range; in step S120, the flow rate of the gas flowing into the gas range is adjusted according to the user command and the temperature of the cooker.
As an example, adjusting the flow rate of the gas flowing into the gas range according to the temperature of the cooker includes: when the temperature of the cooker is larger than a first set temperature value and the cooker is not placed on the burner, gradually reducing the flow of the gas flowing into the gas stove according to a set time interval.
In the above scheme, the method further comprises: when the cooker is detected to be replaced on the burner, the flow rate of the gas introduced into the gas range is regulated to be restored to be before the reduction.
In the above scheme, adjusting the flow of the gas introduced into the gas stove according to the temperature of the cooker further includes: and when the temperature of the cooker is larger than the first set temperature value and the time for placing the cooker on the burner is larger than the first set time, cutting off the gas flowing into the gas stove.
The gas stove is an important cooking appliance in a modern household kitchen, has a certain danger due to the fact that gas combustion is used as a heating mode, and can often cause problems such as ignition failure, abnormal flameout, dry burning of a pot body, overhigh temperature and the like due to factors of the stove or a user, so that serious potential safety hazards are caused. Eliminating or reducing these potential safety hazards is a tangible requirement for each consumer and is also a research and development direction for various large household appliance manufacturers. The control method for the gas stove mainly solves the problem of ignition protection in the whole cooking process of the one-key cooking stove, and has the advantages of being accurate and rapid in protection, high in protection accuracy and low in error protection probability.
Referring to fig. 4A, at any stage, if the temperature value of the pan bottom temperature sensor collected by the control device/the central controller is greater than the first set value 298 ℃ for more than 3 seconds, and the trigger mechanism/the micro switch at the lower part of the pan bottom temperature sensor is in a closed state, that is, the cooker is placed on the burner, the driving mechanism/the stepping motor is controlled to drive the plug valve to return to a zero position, the opening of the flow valve is driven to be minimum or closed, or the electromagnetic valve is controlled to cut off the air supply loop, so that the gas flowing into the gas stove is cut off, the gas stove is closed, or the panel LED is driven to display a dry burning error code at the same time, and the buzzer continuously prompts for 20 seconds at a frequency of 1 Hz. If the micro switch is in the off state at this time, the cooker leaves the cooking bench, the flow of the gas introduced into the gas cooker is gradually reduced according to a set time interval, for example, 10 seconds, namely, no prompt is carried out within 10 seconds, the internal timer is suspended, the stepping motor is controlled to drive the plug valve to reduce 2-gear firepower after 10 seconds, meanwhile, the panel LED is driven to display early warning of leaving the cooking bench, and the buzzer continuously prompts at 3HZ frequency; after 10 seconds, namely 20 seconds, the stepping motor is controlled to drive the plug valve to reduce to the lowest-grade fire power, meanwhile, the panel LED is driven to display a warning of separating from the cooking bench, and the buzzer continuously prompts at the frequency of 0.5 HZ; after 30 seconds, the electromagnetic valve is controlled to cut off the air supply loop, the stepping motor is controlled to drive the plug valve to return to the zero position, the panel LED is driven to display that the pot body/cooker is separated from the cooking bench for a long time, and the buzzer stops ringing. If the micro switch is closed again in the early warning and warning generation stage of the cooking bench, the early warning and warning state is eliminated, the stepping motor is controlled to drive the plug valve to restore the current firepower, the panel LED is driven to restore the cooking process display, the sound of the buzzer is eliminated, and the operation of the internal timer is restored.
According to the control method for the gas stove, the LED and the buzzer of the panel are used for pushing the fault alarm information to the user at the same time, different display contents and different buzzer sounding modes show different alarm meanings, and the control method has the advantages of being multiple in sensing mode and visual.
In the above scheme, the method further comprises: detecting the flame temperature of the gas stove; and in the ignition stage, when the flame temperature is smaller than a second temperature set value in a second set time, cutting off the gas introduced into the gas stove.
Referring to fig. 4B, in the ignition stage, after the ignition signal is sent out, the central controller of the control device continuously detects the temperature value of the flame temperature sensor, and stops sending out the ignition signal when the temperature value is detected to be obviously increased within 10 seconds, and if the temperature value is not detected to be obviously increased within 10 seconds, the electromagnetic valve is controlled to cut off the air supply loop while stopping sending out the ignition signal.
In the above scheme, the method further comprises: judging whether the temperature of the pan bottom/cooker detected by the pan bottom temperature sensor is within a set temperature range, and cutting off the gas introduced into the gas stove when the temperature of the cooker is not within the set temperature range or the pan bottom temperature sensor is short-circuited.
Referring to fig. 4C, after normal ignition, if the control device determines that the temperature sensor is disconnected or the temperature value is obviously abnormal in 2 minutes continuously, the electromagnetic valve is controlled to cut off the air supply loop, the stepping motor is controlled to drive the plug valve to return to the zero position, the panel LED is driven to display the abnormal prompt of the temperature probe, and the buzzer continuously prompts for 20 seconds at the frequency of 2 Hz.
As an example, further comprising: and after the ignition is finished, when the flame temperature is reduced to exceed a third temperature set value and the temperature of the cooker is reduced to exceed a fourth temperature set value in a third set time, cutting off the fuel gas fed into the gas stove.
Referring to fig. 4D, in any stage of normal cooking, if the flame temperature sensor continuously detects that the temperature of the flame suddenly decreases by more than 100 degrees celsius in a continuous decreasing trend, and the pan bottom temperature sensor continuously detects that the temperature of the pan bottom/the cooker slowly decreases, the electromagnetic valve is immediately controlled to cut off the air supply loop, the stepping motor is controlled to drive the plug valve to return to a zero position, the panel LED is driven to display an accidental flameout prompt, and the buzzer continuously prompts for 10 seconds at a frequency of 1 Hz.
As an example, further comprising: and receiving an ignition instruction, and judging whether the temperature of the cooker detected by the pan bottom temperature sensor is greater than a fifth temperature set value, if so, not executing the ignition instruction.
Referring to fig. 4E, in the protection state, if the temperature value of the cooker detected by the pan bottom temperature sensor is greater than 280 degrees celsius, the ignition function is not effective.
When the normal cooking starts, the cooking time length of the current stage is recorded through a timer, when the cooking time length of the final stage is reached after other protection does not occur, the electromagnetic valve is controlled to cut off the air supply loop, the stepping motor is controlled to drive the plug valve to return to a zero position, the panel LED is driven to display the normal end information of the cooking, the buzzer continuously prompts for 20 seconds at the frequency of 0.5Hz, and the complete ignition protection function of the preset cooking process is completed.
Fig. 5 is a flowchart illustrating a control method for a gas range according to another exemplary embodiment. As shown in fig. 5, a control method for a gas cooker according to an exemplary embodiment of the present invention includes: in step S111, a user instruction is received, where the user instruction corresponds to a preset instruction set; in step S121, the flow of the gas flowing into the gas stove is adjusted according to the preset instruction set corresponding to the user instruction.
In the above solution, the preset instruction set includes one or more instruction parameter arrays, and each instruction parameter array includes: cooking time, fire power.
Fig. 5C is a flowchart illustrating a control method for a gas cooker according to another exemplary embodiment. As shown in fig. 5C, the control method for a gas cooker according to an exemplary embodiment of the present invention further includes: in step S112, detecting a temperature of a cooker placed on the burner; in step S112, the flow rate of the gas flowing into the gas range is adjusted according to a preset instruction set and the temperature of the cooker.
In the above scheme, for example, the control device may adjust the flow of the gas flowing into the gas stove according to the parameters in each group of instruction parameter arrays in the preset instruction set, so as to realize automatic cooking, and in step S112, the temperature of the cooker is detected, and PID adjustment is performed by taking the temperature of the cooker as a closed-loop control parameter, so as to accurately adjust the flow of the gas flowing into the gas stove, so as to realize accurate and intelligent automatic cooking.
As an example, during the cooking time, a timer is started, the opening of a flow valve is adjusted to the set fire power, and a detecting device, namely a bottom temperature sensor arranged at the bottom of a cooker, detects the temperature of the cooker, compares the detected temperature of the cooker with a set cooking temperature, and adjusts the flow of the gas flowing into the gas stove to be reduced when the detected temperature exceeds the set cooking temperature or exceeds the set cooking temperature by a certain range, such as 4 ℃; and vice versa, reference is made in particular to the description of the related examples of the gas range. After the cooking parameters of each stage are executed, after the end condition is reached, the timer is cleared, the gas introduced into the gas stove is regulated and closed, and alarming and display reminding are carried out, so that the automatic cooking is completed, and one-key cooking is realized.
As another example, when the user needs to autonomously set the cooking mode, the cooking parameters of each stage can be input through the control panel, and the user instruction and one or more instruction parameter arrays are received; and associating the user instruction with the one or more instruction parameter arrays, storing the associated user instruction and the one or more instruction parameter arrays, and completing the writing of the cooking mode.
According to the gas stove and the control method for the gas stove, the flow regulating system is arranged, the flow of the gas flowing through the gas pipeline is automatically regulated according to the preset instruction set, the regulation of the gas flow is automatically completed, the automatic cooking process is realized, and the intelligent level and the automatic level of the gas stove are improved.
Fig. 6 is a flowchart illustrating a control method for a gas range according to another exemplary embodiment. As shown in fig. 6, a control method for a gas cooker according to an exemplary embodiment of the present invention includes: in step S110, a user instruction is received; in step S1102, generating a machine instruction from the user instruction according to a set format; in step S123, the gas range is controlled to operate according to the machine instruction.
Wherein the user instruction is derived from at least one of: touch button, accuse fire knob and mobile terminal.
Fig. 7A is a flowchart illustrating a control method for a gas range according to another exemplary embodiment. As shown in fig. 7A, after generating the machine instruction according to the user instruction and the set format, the method further includes: in step S1108, the machine instruction is stored in an instruction queue, and the machine instruction in the instruction queue is ordered; wherein controlling operation of the gas cooker according to the machine instruction includes: and executing the machine instructions according to the order of the instruction queue.
As an example, in step S1102, generating a machine instruction according to the user instruction in a set format includes: an execution identification bit, a source identification bit, a time identification bit, an instruction description, and a priority identification bit of the machine instruction are generated.
In step S1108, before storing the machine instruction in the instruction queue, the method further includes: in step S1104, it is checked whether the current machine instruction is repeated with at least one machine instruction in the instruction queue, and if so, in step S1106, the current machine instruction is deleted.
In the above solution, checking whether the current machine instruction is repeated with at least one machine instruction in the instruction queue, if so, deleting the current machine instruction includes: comparing the source identification bit, the time identification bit, the instruction description and the priority identification bit in the machine instruction with all machine instructions in the instruction queue, and deleting the current machine instruction when the current machine instruction is identical to the source identification bit, the time identification bit, the instruction description and the priority identification bit of one of the machine instructions in the instruction queue; if not, in step S1108, the current machine instruction is stored in the instruction queue and the execution identification bit of the current machine instruction is set to indicate that the current machine instruction is executable.
In the above solution, before storing the machine instruction in the instruction queue, the method further includes: in step S1105, the current machine instruction is compared with the machine instructions in the invalid instruction set and the abnormal instruction set, and if the current machine instruction is the same as at least one machine instruction in the invalid instruction set or the abnormal instruction set, in step S1106, the current machine instruction is deleted.
In the above solution, before storing the machine instruction in the instruction queue, the method further includes: in step S1107, it is judged whether or not the priority of the current machine instruction is higher than the priority of other instructions of the same kind in the instruction queue; that is, when the execution identification bit, the source identification bit, the instruction description, and the time identification bit are identical, the machine instructions are executed in the order of priority of the priority identification bits.
As another example, when the execution identification bit, the source identification bit, the instruction description, and the priority identification bit are identical, the machine instructions are executed in a priority order of the time identification bit.
In the above solution, the instruction description includes: one or more sets of instruction parameter arrays, each set of instruction parameter arrays comprising at least: cooking time, fire power.
In the above scheme, the controlling the operation of the gas stove according to the machine instruction includes:
and adjusting the flow of the gas introduced into the gas stove according to one or more than one group of instruction parameter arrays corresponding to the user instruction.
Fig. 7B is a machine instruction element format diagram illustrating a control method for a gas cooker according to an exemplary embodiment, and fig. 7C is a flowchart illustrating a control method for a gas cooker according to another exemplary embodiment. As shown in fig. 7B and fig. 7C, the touch instruction and the knob trigger instruction generated by the touch key and the fire control knob are not directly used for adjusting the operation state of the gas stove, but are firstly put into a first-in first-out instruction queue in time sequence, each machine instruction enters the queue and is stored as an unit according to an instruction queue element, that is, before being stored, the user instruction needs to be converted into the machine instruction comprising each instruction queue element, and the instruction queue element comprises five elements of an instruction executable mark/execution mark bit, a source mark bit, a generation time/time mark bit, an instruction description and a priority mark.
The "executable flag" is not set just when entering the queue, which indicates that the current instruction is not processed/optimized and is in a non-executable stage. When the processing/optimization procedure is performed, an executable flag in a queue element of the machine instruction which still exists is set, and the executable flag represents that the machine instruction can be sequentially executed in an instruction queue; "Source" means whether the instruction was generated by touching a key or a fire control knob or mobile terminal; "instruction generation time_sequence number" indicates the order in which the instructions are generated; "instruction description" means the specific meaning of the instruction and the parameters carried by the instruction; the "priority" indicates how important this instruction is and whether the order of execution of other instructions can be preempted, resulting in instruction reordering when optimizing the instructions.
When the gas stove works, the control device/instruction adjusting module always carries out the processing/optimizing process of the instruction sequence according to the following rules:
a) When the key or the fire control knob is touched to generate an instruction, packaging/converting the instruction according to an element format of the instruction queue, converting the instruction into a machine instruction, and putting the machine instruction into the instruction queue;
b) Searching/searching machine instructions/instruction elements with unset executable marks in an instruction queue by a control device, and simultaneously acquiring all other element attributes with unset executable marks in the instruction queue for one-to-one comparison; if each element of the current machine instruction is consistent with any one element attribute which is set, the instruction is considered to be a repeated instruction, the instruction element is deleted, and otherwise, the process goes to c;
c) Comparing the instruction element with a preset command response rule corresponding to the mode or state of the current gas stove, deleting the instruction element if the instruction element is an invalid command or a command in an abnormal command table, otherwise turning to d;
d) Comparing the instruction with the priorities of all other elements with the executable marks set in the instruction queue one by one, if the priority of the instruction is highest, placing the instruction at the head of the instruction queue, setting the executable mark of the instruction, determining whether to delete other instructions with lower priorities according to a preset rule, otherwise, turning to e;
e) Setting an executable mark of the instruction, and adjusting the order of the instruction in an instruction queue according to the instruction generation time_serial number;
f) And taking out an instruction with an executable mark set and positioned at the head of the instruction queue, immediately changing the working state of the gas stove according to the instruction description, deleting the instruction element, and rearranging the rest instructions.
The instruction queue and the instruction adjusting steps a-f ensure that when a touch instruction and a knob trigger instruction are received, the response sequence of the touch execution and the knob trigger instruction is controlled according to a preset queue rule, and the gas stove is controlled to adjust the running state of the gas stove according to the instruction sequentially based on the response sequence. Repeated instructions, invalid instructions and abnormal instructions are removed according to preset rules, and the response sequence can be adjusted according to the instruction priority, so that the important instructions are ensured to be responded quickly, and the optimization operation of the response sequence of the multi-instruction control of the gas stove is realized.
The related exemplary description of the control method for the gas cooker of the above-mentioned scheme refers to the related exemplary description in the gas cooker of fig. 1-2, and is not described in detail herein.
Those of skill in the art will appreciate that the various illustrative elements and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware, or combinations of computer software and electronic hardware. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the solution. Those skilled in the art may implement the described functionality using different approaches for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present invention. It will be clear to those skilled in the art that, for convenience and brevity of description, specific working procedures of the above-described systems, apparatuses and units may refer to corresponding procedures in the foregoing method embodiments, and are not repeated herein. In the embodiments disclosed herein, it should be understood that the disclosed methods, products (including but not limited to devices, apparatuses, etc.) may be implemented in other ways. For example, the apparatus embodiments described above are merely illustrative, e.g., the division of the units is merely a logical function division, and there may be additional divisions when actually implemented, e.g., multiple units or components may be combined or integrated into another system, or some features may be omitted or not performed. Alternatively, the correspondence or direct correspondence or communication connection shown or discussed with each other may be an indirect correspondence or communication connection via some interfaces, devices or units, may be in electrical, mechanical, or other forms. The units described as separate units may or may not be physically separate, and units shown as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment. In addition, each functional unit in the embodiments of the present invention may be integrated in one processing unit, or each unit may exist alone physically, or two or more units may be integrated in one unit.

Claims (17)

1. A control method for a gas range, comprising:
receiving a user instruction;
generating an execution identification bit, a source identification bit, a time identification bit, an instruction description and a priority identification bit of the machine instruction according to the user instruction by a set format;
comparing the current machine instruction with machine instructions in an invalid instruction set and an abnormal instruction set, and deleting the current machine instruction if the current machine instruction is the same as at least one machine instruction in the invalid instruction set or the abnormal instruction set;
storing the machine instructions into an instruction queue and ordering the machine instructions in the instruction queue;
controlling the gas stove to run according to the machine instruction;
when the time that the temperature value of the pan bottom temperature sensor is larger than the first set value is larger than the first set time at any stage,
when the micro switch at the lower part of the pan bottom temperature sensor is in a closed state, the driving mechanism/the stepping motor is controlled to drive the plug valve to return to a zero position, the opening degree of the flow valve is driven to be minimum or closed, or the electromagnetic valve is controlled to cut off the air supply loop, so that the gas flowing into the gas cooker is cut off, the gas cooker is closed, or the panel LED is driven to display a dry burning error code;
If the micro switch is in an off state, the flow of the gas fed into the gas stove is gradually reduced according to a set time interval, the internal timer is suspended, the stepping motor is controlled to drive the plug valve to reduce gear firepower, and meanwhile the LED of the driving panel displays early warning of detachment from the cooking bench.
2. The method of claim 1, wherein the user instruction is derived from at least one of: touch button, accuse fire knob and mobile terminal.
3. The method of claim 1 or 2, wherein controlling the gas range operation according to the machine instruction comprises: and executing the machine instructions according to the order of the instruction queue.
4. The method of claim 1, further comprising, prior to storing the machine instruction in an instruction queue: checking whether the current machine instruction is repeated with at least one machine instruction in the instruction queue, if so, deleting the current machine instruction.
5. The method of claim 4, wherein checking whether the current machine instruction is repeated with at least one machine instruction in the instruction queue, and if so, deleting the current machine instruction comprises: comparing the source identification bit, the time identification bit, the instruction description and the priority identification bit in the machine instruction with all machine instructions in the instruction queue, and deleting the current machine instruction when the current machine instruction is identical to the source identification bit, the time identification bit, the instruction description and the priority identification bit of one of the machine instructions in the instruction queue; if not, storing the current machine instruction into the instruction queue, and setting the execution identification position of the current machine instruction to indicate that the current machine instruction is executable.
6. The method of claim 5, wherein the machine instructions are executed in a priority order of the time identification bits when the execution identification bits, the source identification bits, the instruction description, and priority identification bits are identical.
7. The method of claim 4 or 5, wherein the instruction description comprises: one or more sets of instruction parameter arrays, each set of instruction parameter arrays comprising at least: cooking time, fire power.
8. The method of claim 7, wherein said controlling operation of said gas cooker in accordance with said machine instruction comprises:
and adjusting the flow of the gas introduced into the gas stove according to one or more than one group of instruction parameter arrays corresponding to the user instruction.
9. A gas range, comprising: ignition, combustor and gas pipeline, the gas pipeline with the combustor is connected, its characterized in that still includes:
receiving means for receiving a user instruction; the method comprises the steps of,
control means for:
generating an execution identification bit, a source identification bit, a time identification bit, an instruction description and a priority identification bit of the machine instruction according to the user instruction by a set format;
Comparing the current machine instruction with machine instructions in an invalid instruction set and an abnormal instruction set, and deleting the current machine instruction if the current machine instruction is the same as at least one machine instruction in the invalid instruction set or the abnormal instruction set;
storing the machine instructions into an instruction queue and ordering the machine instructions in the instruction queue; the method comprises the steps of,
controlling the gas stove to run according to the machine instruction;
when the time that the temperature value of the pan bottom temperature sensor is larger than the first set value is larger than the first set time at any stage,
when the micro switch at the lower part of the pan bottom temperature sensor is in a closed state, the driving mechanism/the stepping motor is controlled to drive the plug valve to return to a zero position, the opening degree of the flow valve is driven to be minimum or closed, or the electromagnetic valve is controlled to cut off the air supply loop, so that the gas flowing into the gas cooker is cut off, the gas cooker is closed, or the panel LED is driven to display a dry burning error code;
if the micro switch is in an off state, the flow of the gas fed into the gas stove is gradually reduced according to a set time interval, the internal timer is suspended, the stepping motor is controlled to drive the plug valve to reduce gear firepower, and meanwhile the LED of the driving panel displays early warning of detachment from the cooking bench.
10. The gas range of claim 9, further comprising:
a flow regulating system coupled to the gas line for regulating the flow of gas through the gas line, the flow regulating system comprising:
the flow valve is arranged on the gas pipeline;
the driving mechanism is coupled with the flow valve, and the opening of the flow valve is adjusted when the driving mechanism operates; the method comprises the steps of,
wherein the control device controls the driving mechanism to operate according to the machine instruction.
11. The gas cooker of claim 10, wherein the receiving means is at least one of: touch button, accuse fire knob and mobile terminal.
12. The gas cooker of claim 11, wherein the instruction description includes one or more instruction parameter sets, each of the instruction parameter sets including at least: cooking time, fire power.
13. The gas range of claim 10, wherein the control means controlling the operation of the gas range according to the machine instruction comprises: and executing the machine instructions according to the order of the instruction queue.
14. The gas cooker of claim 13, wherein the control means is further configured to, prior to storing the machine instructions in an instruction queue: checking whether the current machine instruction is repeated with at least one machine instruction in the instruction queue, if so, deleting the current machine instruction.
15. A gas burner as claimed in claim 13 or 14, wherein the control means is further adapted to: and executing the machine instruction according to the priority order of the time identification bit when the execution identification bit, the source identification bit, the instruction description and the priority identification bit are identical.
16. The gas cooker as set forth in claim 15, further comprising:
and the detection device is used for detecting the temperature of a cooker arranged on the gas stove.
17. The gas range of claim 16, wherein the control means controlling the operation of the driving mechanism according to the machine instruction comprises:
and controlling the driving mechanism to operate according to the detected temperature of the cooker in the cooking time so as to adjust the opening degree of the flow valve.
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CN209540951U (en) * 2018-10-25 2019-10-25 青岛海尔智能技术研发有限公司 Gas-cooker

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