CN209540942U - Gas range igniter and gas-cooker - Google Patents

Abstract

The utility model discloses a kind of gas range igniter and gas-cookers, belong to field of home appliance technology.Gas range igniter includes: button ignition switch, power supply, semiconductor switch and transformer, the low-pressure side forming circuit of the collector and emitter of the semiconductor switch and the power supply, the button ignition switch, the transformer；The button ignition switch is in closure, the power supply is communicated to the trigger electrode of the semiconductor switch, the semiconductor switch conducts are triggered to be connected to the circuit, two discharge tips being oppositely arranged are connect with the high-pressure side of the transformer of low-pressure side coupling, the discharge tip generates electric spark in the circuit communication.The gas-cooker of the utility model is connected to low-pressure side using ignition knob, and triggering generates high current and generates instantaneous high pressure in the low-pressure side of transformer, coupling punctures air after generating high voltage, lights a fire, use is safe, and Trigger Efficiency is high, improves ignition results and ignition success rate.

Description

Gas range igniter and gas-cooker

Technical field

The utility model relates to kitchen range technical fields, in particular to gas range igniter and gas-cooker.

Background technique

Gas-cooker is cooking appliance important in Modern Family kitchen, and traditional is mainly had using gas combustion range ignition mode: Manual firing, piezo-electric ignition and pulse firing, wherein manual firing needs firing tools, and operational hazards；Piezo-electric ignition It is mainly used in gas cooker, principle is to convert mechanical energy into electric energy using the ceramic component with piezoelectric effect, release Discharge spark, the disadvantage is that igniting is slow, success rate is low, operation is hard, and primary igniting only generates an electric spark；Pulse firing mesh It is preceding most widely used, it is mainly used in embedded gas range, principle is to produce between two electrodes of discharge tube plus pulse voltage Raw electric discharge forms moment electric spark, and then completes igniting, and pulse firing is easy moisture damage, discontinuity electric discharge, circuit easy to damage Plate.There are problems in terms of safety, success rate and noise for this two kinds of sparking mode.

Utility model content

The utility model embodiment provides a kind of gas range igniter and gas-cooker, and ignition knob is utilized to be connected to low pressure Side, triggering generate high current and generate instantaneous high pressure in the low-pressure side of transformer, and coupling punctures air after generating high voltage, carries out a little Fire, low pressure increase pressure and are triggered, and use is safe, and Trigger Efficiency is high, improve ignition results and ignition success rate, efficient, peace Complete and noiseless completion gas combustion range ignition.In order to which some aspects of the embodiment to disclosure have a basic understanding, below Give simple summary.The summarized section is not extensive overview, nor to determine key/critical component or describe this The protection scope of a little embodiments.Its sole purpose is that some concepts are presented with simple form, in this, as it is subsequent specifically Bright preamble.

According to the utility model embodiment in a first aspect, providing a kind of gas range igniter, comprising: igniting is pressed Button, power supply, semiconductor switch and transformer, the collector and emitter of the semiconductor switch and the power supply, the igniting The low-pressure side forming circuit of button, the transformer；The power supply is communicated to and described partly leads in closure by the button ignition switch The trigger electrode of body switch, triggers the semiconductor switch conducts to be connected to the circuit, the change coupled with the low-pressure side The high-pressure side of depressor connects two discharge tips being oppositely arranged, and the discharge tip generates electrical fire in the circuit communication Flower.

Optionally, the semiconductor switch is triode, and the triode is NPN type, the emitter of the triode according to One end of the secondary low-pressure side that the transformer is connected to by the power supply and the button ignition switch；The collector of the triode The other end of the low-pressure side of the transformer is connected, the base stage of the triode is connect by button ignition switch with the power supply.

Optionally, the button ignition switch is contact switch or rotary switch.

Optionally, further includes: diode is connected between the base stage of the triode and the power supply.

Optionally, further includes: resistance is connected between institute's diode and the power supply.

Optionally, further includes: feedback winding is connected between the resistance and the power supply, the feedback winding and institute State the high-pressure side coupling of transformer.

Optionally, the feedback winding is a part of the low-pressure side of the transformer.

Optionally, the power supply is 3.7V DC power supply, and the resistance is 100 ohm, the high-pressure side electricity of the transformer Pressure is 100,000 volts to 200,000 volts.

According to the second aspect of the utility model embodiment, a kind of gas-cooker, including any one of the above combustion gas are provided Stove igniter.

Optionally, further includes: flow control system and fuel gas pipeline coupling flow through the fuel gas conduit for adjusting The flow of the combustion gas on road, comprising: flow valve is arranged on the fuel gas pipeline；Driving mechanism is coupled with the flow valve Connection, the driving mechanism adjust the aperture of the flow valve when running；And control device, for controlling the driving Mechanism operation.

Optionally, further includes: reception device, for receiving user instructions；The control device is also used to according to the use Family instruction controls the driving mechanism operation.

Optionally, further includes: communication module is electrically connected with the reception device, for receiving the user instruction, concurrently It is sent to the reception device.

Optionally, wherein the user instruction is corresponding with preset instruction set；The control device refers to according to the user The corresponding preset instruction set is enabled to control the driving mechanism operation.

Optionally, further includes: detection device, for detecting the temperature of the flame on the burner or the temperature of cooker, Or, for detecting the temperature of the flame and the temperature of the cooker；Wherein, the control device is also used to according to detected The temperature of the flame or the temperature of the cooker control the driving mechanism operation, or, according to the flame detected Temperature and the temperature of the cooker control the driving mechanism operation.

Optionally, further includes: elastic mechanism is contradicted with the bottom of the cooker；And trigger mechanism, with the elasticity Mechanism contradicts connection, is triggered by the elastic mechanism, for detecting whether the cooker is placed in the burner.

Optionally, the trigger mechanism is microswitch, and the microswitch indicates that the cooker is placed in when being closed described On burner.

Optionally, wherein it includes: to work as that the control device, which controls the driving mechanism operation according to the temperature of the cooker, The temperature of the cooker is greater than the first set temperature value, and the trigger mechanism indicates that the cooker is not positioned in the burner When upper, the control device controls the driving mechanism operation so that being sequentially reduced the flow valve according to setting time interval Aperture.

Optionally, wherein the control device controls the driving mechanism according to the temperature of the cooker and runs further include: When the temperature of the cooker is greater than first set temperature value, and the trigger mechanism indicates that the cooker is placed in the burning When time on device is greater than the first setting time, the control device control the driving mechanism run so that cutting be passed through it is described The combustion gas of gas-cooker.

Optionally, wherein the control device controls the driving mechanism according to the temperature of the cooker and runs further include: When the control device controls the driving mechanism operation so that being sequentially reduced the flow valve according to setting time interval Aperture, and when the trigger mechanism detects that the cooker is replaced on the burner, described in the control device control Driving mechanism is run so that the flow for being passed through the combustion gas of the gas-cooker is restored to before flow reduction.

Flow control system, the stream to the combustion gas for flowing through fuel gas pipeline is arranged in the gas-cooker of the utility model embodiment Amount is accurately adjusted, and is automatically performed the adjusting of flow, is improved the intelligent level and automatization level of gas-cooker, to realize certainly Dynamic culinary art provides may.

The gas range igniter of the utility model embodiment is connected to low-pressure side using ignition knob, and triggering generates big Electric current generates instantaneous high pressure in the low-pressure side of transformer, and coupling punctures air after generating high voltage, lights a fire, and low pressure increases pressure It is triggered, use is safe, and Trigger Efficiency is high, improves ignition results and ignition success rate, efficient, safe and noiseless complete At gas combustion range ignition.

It should be understood that above general description and following detailed description be only it is exemplary and explanatory, not The utility model can be limited.

Detailed description of the invention

The drawings herein are incorporated into the specification and forms part of this specification, and shows and meets the utility model Embodiment, and be used to explain the principles of the present invention together with specification.

Fig. 1 is a kind of electrical block diagram of gas range igniter shown according to an exemplary embodiment；

Fig. 2 is a kind of electrical block diagram of the gas range igniter shown according to another exemplary embodiment；

Fig. 3 is a kind of structural schematic diagram of gas-cooker shown according to an exemplary embodiment；

Fig. 4 is a kind of structural schematic diagram of the gas-cooker shown according to another exemplary embodiment；

Fig. 5 is a kind of electrical structure schematic diagram of the gas-cooker shown according to another exemplary embodiment.

Appended drawing reference:

1, igniter；2, burner；3, fuel gas pipeline；4, flow valve；5, driving mechanism；6, control device；7, electric Magnet valve；8, cooking bottom temperature sensor；9, spring mechanism；10, microswitch；11, reception device；12, communication module；13, it alarms Device；14, button ignition switch；15, power supply；16, semiconductor switch；17, transformer；18, discharge tip；19, diode；20, electric Resistance；21, feedback winding.

Specific embodiment

The following description and drawings fully show the specific embodiment of the utility model, so that those skilled in the art Them can be practiced.Other embodiments may include structure, logic, it is electrical, process and other change.It is real It applies example and only represents possible variation.Unless explicitly requested, otherwise individual components and functionality is sequence that is optional, and operating It can change.The part of some embodiments and feature can be included in or replace part and the feature of other embodiments. The range of the embodiments of the present invention includes that the entire scope of claims and all of claims can get Equivalent.Herein, each embodiment can individually or generally be indicated that this is only with term " utility model " For convenience, it and if in fact disclosing the utility model more than one, is not meant to automatically limit the range of the application Conceive for any single utility model or utility model.Herein, relational terms such as first and second and the like are only used In distinguishing one entity or operation from another entity or operation, without requiring or implying these entities or operation Between there are any actual relationship or sequences.Moreover, the terms "include", "comprise" or its any other variant are intended to contain Lid non-exclusive inclusion, so that process, method or equipment including a series of elements not only include those elements, and And further include other elements that are not explicitly listed, or further include for this process, method or equipment intrinsic want Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including described want There is also other identical elements in the process, method or equipment of element.Each embodiment herein is retouched in a progressive manner It states, each embodiment focuses on the differences from other embodiments, the same or similar parts in each embodiment It may refer to each other.For method, product disclosed in the embodiment etc., since it is opposite with method part disclosed in embodiment It answers, so being described relatively simple, reference may be made to the description of the method.

Fig. 1 is the electrical structure schematic diagram of the utility model gas range igniter shown accoding to exemplary embodiment. As shown in Figure 1, a kind of gas range igniter of embodiment of the utility model, comprising: button ignition switch 14, is partly led at power supply 15 Body switch 16 and transformer 17, the collector and emitter of the semiconductor switch 16 and the power supply 15, the button ignition switch 14, the low-pressure side forming circuit of the transformer 17；The power supply 15 is communicated to described by the button ignition switch 14 in closure The trigger electrode of semiconductor switch 16 triggers the conducting of semiconductor switch 16 to be connected to the circuit, couples with the low-pressure side The high-pressure side of the transformer 17 connect two discharge tips 18 being oppositely arranged, the discharge tip 18 is in the circuit Electric spark is generated when connection.

In above scheme, after button ignition switch 14 is closed, power supply 15 is connected to the base stage of semiconductor switch 16, semiconductor switch 16 triggering and conductings, collector and emitter conducting, the circuit conducting of the low-pressure side of power supply and transformer, collector and emitter it Between generate instantaneous pressure, be connected to the voltage of power supply while being added in the low-pressure side of transformer, so that the high-pressure side coupled with low-pressure side Instantaneous high pressure is generated, high-voltage end, by discharge tip electric discharge, punctures the air between two discharge tips at the both ends of open circuit, and two Air between a discharge tip generates the electricity of continual and steady super-pressure low current since powerful voltage is ionized as conductor Arc lights the combustion gas in fuel gas pipeline to form electric spark, completes the ignition process of gas-cooker.It is partly led by low-tension supply triggering It after body switch generates high pressure, is further boosted by Coupling point transformer, realizes the point discharge of high voltage, triggering peace Entirely, efficiently, noise it is small, improve ignition effectiveness and ignition success rate.

In above scheme, the semiconductor switch 16 is NPN type triode, and the emitter of the triode passes sequentially through institute State power supply and the button ignition switch be connected to the transformer low-pressure side one end；Described in the collector connection of the triode The base stage of the other end of the low-pressure side of transformer, the triode is connect by button ignition switch with the power supply.

As an example, the button ignition switch 14 is contact switch or rotary switch.

Fig. 2 is the electrical block diagram of the utility model gas range igniter shown accoding to exemplary embodiment. As shown in Fig. 2, a kind of gas range igniter of embodiment of the utility model, further includes: diode 19 is connected to described three Between the base stage of pole pipe and the power supply.

In above scheme, using the one-way conduction characteristic of diode 19, positive electricity is provided for the base stage of transistor Pressure avoids backward voltage when power supply/reverse battery installation from puncturing triode, protects triode, improve the reliability of igniter.

In above scheme, further includes: resistance 20 is connected between institute's diode 19 and the power supply 15.In above scheme, Resistance 20 is set between power supply 15 and the base stage of triode, plays decompression/metering function, avoids two pole of high current/voltage breakdown Pipe or triode.

In above scheme, further includes: feedback winding 21 is connected between the resistance and the power supply, it is described feedback around Group is coupled with the high-pressure side of the transformer.The working condition of the Current Voltage variation reflection circuit of the feedback winding, makees With to protect circuit, preventing transformer/coupling coil is more than stop voltage, leads to transformer damage.

As an example, the feedback winding 21 is a part of the low-pressure side of the transformer 17.

As an example, the power supply is 3.7V DC power supply, the resistance is 100 ohm, the high-pressure side of the transformer Voltage is 100,000 volts to 200,000 volts.

According to the second aspect of the utility model embodiment, a kind of gas-cooker, including any one of the above combustion gas are provided Stove igniter.

Fig. 3 is the structural schematic diagram of the utility model gas-cooker shown accoding to exemplary embodiment.As shown in figure 3, this A kind of gas-cooker of embodiment of utility model, comprising: igniter 1, burner 2 and fuel gas pipeline 3, the fuel gas pipeline 3 It is connect with the burner 2, further includes: flow control system and the fuel gas pipeline 3 couple, and flow through the combustion for adjusting The flow of the combustion gas of air pipe 3, comprising: flow valve 4 is arranged on the fuel gas pipeline 3；Driving mechanism 4, with the flow Valve 4 is of coupled connections, and adjusts the aperture of the flow valve 4；Control device 6, for controlling the drive according to preset instruction set Motivation structure 5 is run.

Plasma-arc generator/1 installation site of igniter is located at gas combustion range ignition porcelain pin position, while coil and electricity Road plate is controlled far from high-temperature area, the button ignition switch of igniter by the knob of gas-cooker.

In above scheme, setting flow control system, the combustion to fuel gas pipeline is flowed through are coupled with the fuel gas pipeline of gas-cooker The flow of gas is adjusted, and then adjusts the firepower size of burner, realizes the automatic adjustment of firepower, control device is according to default Instruction set control is passed through the flow of the combustion gas of gas-cooker, realizes the adjusting of firepower size, such as can refer in preset instruction set Show heating temperature/firepower size of different cooking stages, control device controls firepower size according to different phase, realizes different The temperature of cooking stage adjusts, and the operation of firepower is adjusted when imitating different cooking stages in artificial culinary art, and realization is cooked automatically The process prepared food.

As an example, the preset instruction set includes a group or more of order parameter arrays, every group of described instruction Parameter array includes: cooking time, firepower size.

In above scheme, user instruction is corresponding with preset instruction set, preset instruction set for example may include cooking time, The culinary art parameter of cooking temp/firepower size and termination condition etc., above-mentioned culinary art parameter can be with several groups cooking time and culinary art Temperature/corresponding the parameter array of firepower size, control device is according to the logical of each cooking time section of above-mentioned culinary art parameter regulation Enter the flow of the combustion gas of burner, realize the control of culinary art firepower, in conjunction with timer according to the preset period, flame temperature into Row automatic cooking.

In above scheme, the firepower for every group of order parameter array control gas-cooker that control device is concentrated according to preset instructions Size, i.e., according to the corresponding relationship of cooking time and firepower size, run in corresponding cooking time control driving mechanism so that Export corresponding firepower size, corresponding a group or more of order parameter array by cooking process be divided into one or The more than one stage realizes Precise control stage by stage, realizes automatic cooking.

Above-mentioned preset instruction set/culinary art parameter corresponds to the operating mode option of control panel for example can be with are as follows: cooks congee, is quick-fried It fries, heat up water, Baoshang, cooking noodles and fry.Each corresponding culinary art mode, is arranged corresponding culinary art according to each cooking stage A group or more of parameters of time and cooking temp indicate in above-mentioned culinary art mode when reception device receives user instruction One kind, control device transfers the parameter array of the pre-stored culinary art mode, adjusts in set period of time to corresponding Cooking temp.

As an example, set first 10 minutes, risen with persistently being boiled compared with high flame under Baoshang culinary art mode, culinary art temperature Degree/flame temperature/cooker temperature setting is 200-220 DEG C, and intermediate 20 minutes progress mild fire simmers, cooking temp/flame Temperature/cooker temperature setting be 120-160 DEG C, last 20 minutes small fires simmer, cooking temp/flame temperature/cooker Temperature setting be 80-90 DEG C.Other culinary art above-mentioned setting procedures of schema reference, accordingly increase or reduce, such as in timing Auto extinguishing program is set under mode, increases the control flow not stopped working under cooking top pot, vibrating state under quick-fried mode；? Heat up water under mode, be arranged cooker temperature reach 110 DEG C time be greater than or equal to 5s in the state of, auto extinguishing.

In above scheme, flow control system includes: flow valve, is arranged on the fuel gas pipeline；Driving mechanism, with The flow valve is of coupled connections, and adjusts the aperture of the flow valve；And control device, for controlling the driving machine Structure operation.As an example, flow valve is plug valve, driving mechanism uses stepper motor.

As another example, further includes: detection device, for detecting the temperature for the cooker being placed on the burner.

Wherein, every group of described instruction parameter array further include: setting temperature of cookware.The control device is according to described default It includes: in the cooking time, according to the temperature of the detected cooker, control that instruction set, which controls the driving mechanism operation, The driving mechanism operation, to adjust the aperture of the flow valve.

In above scheme, when the temperature of the cooker is greater than or equal to six desired temperatures, the control device control The driving mechanism operation is made so that the aperture of the flow valve reduces；When the temperature of the cooker is less than or equal to the 7th temperature When spending setting value, the flow for adjusting the combustion gas for being passed through the fuel gas pipeline increases.

6th desired temperature can be+4 DEG C of cooking temp of the firepower size corresponding setting of current generation setting, The temperature of i.e. current cooker has been more than the upper limit of optimized cooking temperature, and urgent need will reduce firepower size, control device control driving Mechanism is run so that the flow for reducing the combustion gas for being passed through gas-cooker can realize the effect of downshift；When the temperature of cooker is less than the 7th temperature Setting value is spent, such as when the 7th desired temperature is -4 DEG C of cooking temp of the phase sets, illustrates that current firepower is smaller, than Optimized cooking temperature is low, and control device control driving mechanism is run to so that the aperture of throttle increases, and is passed through fuel gas pipeline Combustion gas flow increase, to firepower upshift, improve heating/cooking temp.

As another example, preset instruction set and every group of order parameter array/culinary art parameter therein are that description was cooked The most important variable of journey, can also be big including stage quantity, each phase sets cooking temp/cooking bottom temperature setting range, firepower Small, cooking time/timing and termination condition.

Preset instruction set/culinary art parameter storage format, after normal ignition, central controller is according to following process to culinary art Process carries out the control of intelligent fining:

A) control device/central controller drives fuel gas conduit according to the firepower size parameter driving stepper motor in this stage The plug valve adjustment output firepower of road, starting timer start timing, and driving LED shows new stage start information；

B) control device/central controller is continuous to detect cooking bottom temperature sensor values in phase process, is cooked a meal The temperature of tool reduces firepower when the temperature of cooker is high, when cooker by cooking bottom temperature and setting cooking temp parameter comparison Increase firepower when temperature is low.Constantly timer current time and this stage cooking time/regular time parameter are compared simultaneously Compared with driving LED shows stage current state information；

C) judges next when the timing of timer reaches the cooking time/regular time parameter of this phase sets Whether the stage is culinary art end mark, if it is not, the culinary art parameter of new stage is then replaced parameter current, resets timer, and turn To a；If so, going to d；

D) ending phase resets timer, and driving step motor control plug valve is rotated to closed state, in panel LED Display culinary art ending message, and buzzer is driven to pipe lasting 21s with 3Hz frequency.

Control device/central controller carries out cooking process control with above-mentioned program structure.Wherein, multistage parameter Change, multi gear firepower is adjusted, the plug valve of cooking bottom temperature sensor and step motor control ensure that the fine of a key cooking process Change control；Temperature feedback adjusting, the setting of timer, termination condition of cooker carry out closed-loop control to cooking process, ensure that The precision and intelligentized control method of one key cooking process, can be truly realized unattended formula it is autonomous/automatic cooking.This is practical new A variety of preset cooking process parameters are abstracted as stage quantity, each stage cooking bottom temperature setting range, firepower size, timing by type Time and termination condition, therefore the program of key culinary art has unified structure.In actual use, empirical data need to be only combined And each stage design parameter is determined by experiment, it is stored in internal storage unit, when preset culinary art mode is modified in upgrading, only Original parameter need to be replaced, without changing program frame.When kitchen range add new preset culinary art mode, carried out using touch key-press The type of human-computer interaction need to only make new preset culinary art mode button on panel, and be associated with into internal storage unit newly Cook mode parameter；New preset culinary art mode need to only be added using the type that touch screen carries out human-computer interaction in a program Icon, and it is associated with the culinary art mode parameter new into internal storage unit.

As another example, the detection device is also used to detect the temperature of the flame on the burner；The control Device is used to control the driving mechanism according to the temperature of the flame detected or the temperature of the cooker and run.

Detection device detects the temperature of the flame on burner and/or the temperature of cooker, and control device is according to the temperature of flame The temperature of degree and/or cooker adjusts firepower, i.e. driving stepper motor rotates to so that flow valve work is in different apertures, with The temperature for realizing tracking firepower or cooker, is monitored and protects to the abnormality of gas-cooker, improve the safety of gas-cooker And reliability, it is illustrated below with reference to each example.

Detection device be arranged in flame temperature sensor by kitchen range and/or setting in the burner the heart with cooker bottom The cooking bottom temperature sensor 8 that portion contradicts, cooking bottom temperature sensor 8 are mounted on 2 center of burner by spring mechanism 9, so that its It is bonded with the bottom of the cooker of different structure.

In above scheme, cooking bottom temperature sensor 8 uses negative temperature coefficient NTC thermistor, at 40~280 degrees Celsius Common cooking temp in carry out linearization process；Flame temperature sensor is using the K-type thermoelectricity that can tolerate fuel gas buring temperature It is even.

The control method for gas-cooker of the utility model is by being placed on the thermocouple flame temperature sensor of burner Cooking temp is perceived simultaneously with the thermal resistance cooking bottom temperature sensor that can directly contact with the bottom of a pan in the middle part of kitchen range is placed on, and passes through electricity Magnet valve switch is exported as protection act, and accurately and fast, protection accuracy rate is high for protection, accidentally protects probability low.

In above scheme, further includes: solenoid valve 7 is arranged in series on fuel gas pipeline with the flow valve, connects combustion gas Gas source and burner, control device 6 are electrically connected with solenoid valve 7, control fuel gas conduit by controlling disconnection and the closure of solenoid valve 7 Road and gas source are connected and disconnected from, if necessary, such as when detection cooker temperature and flame temperature within the set time When dropping in setting range, judge gas-cooker there are abnormal combustion, burner ignition is abnormal, can not normal combustion, at this point, being Gas leakage is avoided, the connection of fuel gas pipeline and gas source is cut off by solenoid valve, avoids the generation of safety accident, improves gas-cooker Reliability.

Fig. 4 is the structural schematic diagram of the utility model gas-cooker shown accoding to exemplary embodiment.As shown in figure 4, this A kind of gas-cooker of embodiment of utility model, further includes: reception device 11, for receiving user instructions；The control device It is also used to control the driving mechanism operation according to the user instruction.

In above scheme, as an example, reception device 11 is integrated in control panel, the workbench of gas-cooker device is set On face, reception device is connect with control device in a wired or wireless fashion.

As another example, further includes: communication module 12 is electrically connected with reception device, for receiving the instruction of user, and It is sent to control device, control device controls the operation of gas-cooker according to user instructions, realizes long-range, the offline control of gas-cooker System, such as can be sent and be instructed to communication module by the APP of mobile terminal, after reception device and communication module electrical connection, connect User instruction is received, control device controls the opening and closing of gas-cooker according to user instructions, goes out to forget to close when user is away from home Gas-cooker is closed, can be issued and be instructed to gas-cooker by mobile terminal, cutting is passed through the combustion gas of gas-cooker, closes gas-cooker, improves The safety of gas-cooker.

As another example, further includes: trigger mechanism is arranged the heart in the burner, the placement status of cooker is detected, with peace Being correspondingly arranged for the spring mechanism of cooking bottom temperature sensor is filled, when cooker is placed on the burner, spring mechanism deformation triggering Whether the trigger mechanism of connection places cooker on burner for detecting.Trigger mechanism is microswitch.

When cooker is placed on the burner, microswitch is triggered by spring mechanism and is closed, when cooker leaves burner, Microswitch open circuit.

As an example, wherein, the control device controls the driving mechanism operation according to the temperature of the cooker and includes: When the temperature of the cooker is greater than the first set temperature value, and the cooker is not positioned on the burner, according to setting Time interval is sequentially reduced the aperture of the flow valve.

In above scheme, control device can control the operating mode of gas-cooker according to user instructions, and adjusting is passed through burning The flow of the combustion gas of device adjusts the operation of driving mechanism or, controlling the operating mode of gas-cooker according to the temperature of cooker, so that The corresponding aperture of flow valve work, the firepower of adjusting gas stove.

As further example, further includes: warning device 13 and control device electrical connection, when the temperature or flame of cooker Temperature it is excessively high when reaching a certain setting value, alarm.

Fig. 5 is a kind of electrical structure schematic diagram of the gas-cooker shown according to another exemplary embodiment.

Gas-cooker of the invention, setting plasma ignition device realize that efficient, stable, nothing is made an uproar for automatic cooking gas-cooker The ignition process of sound.

It will be appreciated by those of skill in the art that unit described in conjunction with the examples disclosed in the embodiments of the present disclosure and Algorithm steps can be realized with the combination of electronic hardware or computer software and electronic hardware.These functions are actually with hard Part or software mode execute, the specific application and design constraint depending on technical solution.Those of skill in the art can be with Each specific application is used different methods to achieve the described function, but this realization is it is not considered that exceed this reality With novel range.It is apparent to those skilled in the art that for convenience and simplicity of description, foregoing description The specific work process of system, device and unit, can refer to corresponding processes in the foregoing method embodiment, no longer superfluous herein It states.In embodiments disclosed herein, it should be understood that disclosed method, product (including but not limited to device, equipment Deng), it may be implemented in other ways.For example, the apparatus embodiments described above are merely exemplary, for example, institute The division of unit is stated, only a kind of logical function partition, there may be another division manner in actual implementation, such as multiple lists Member or component can be combined or can be integrated into another system, or some features can be ignored or not executed.Another point, Shown or discussed mutual correspondence or directly corresponding or communication connection can be through some interfaces, device or unit Indirect corresponding or communication connection, can be electrical property, mechanical or other forms.The unit as illustrated by the separation member can It is physically separated with being or may not be, component shown as a unit may or may not be physics list Member, it can it is in one place, or may be distributed over multiple network units.It can be selected according to the actual needs In some or all of unit achieve the purpose of the solution of this embodiment.In addition, in each embodiment of the utility model Each functional unit can integrate in one processing unit, is also possible to each unit and physically exists alone, can also two or More than two units are integrated in one unit.

Claims (10)

1. a kind of gas range igniter characterized by comprising button ignition switch, power supply, semiconductor switch and transformer, institute The low-pressure side for stating the collector and emitter and the power supply, the button ignition switch, the transformer of semiconductor switch is formed back Road；

The power supply is communicated to the trigger electrode of the semiconductor switch in closure by the button ignition switch, and triggering is described partly to be led Body switch conduction connect two be oppositely arranged to be connected to the circuit, with the high-pressure side of the transformer of low-pressure side coupling A discharge tip, the discharge tip generate electric spark in the circuit communication.

2. igniter according to claim 1, which is characterized in that the semiconductor switch is triode, three pole Pipe is NPN type, and the emitter of the triode passes sequentially through the power supply and the button ignition switch is connected to the transformer One end of low-pressure side；The collector of the triode connects the other end of the low-pressure side of the transformer, the base of the triode Pole is connect by button ignition switch with the power supply.

3. igniter according to claim 2, which is characterized in that the button ignition switch is that contact switch or knob are opened It closes.

4. igniter according to claim 2, which is characterized in that further include: diode is connected to the triode Between base stage and the power supply.

5. igniter according to claim 4, which is characterized in that further include: resistance, be connected to institute's diode with it is described Between power supply.

6. igniter according to claim 5, which is characterized in that further include: feedback winding, be connected to the resistance and Between the power supply, the feedback winding is coupled with the high-pressure side of the transformer.

7. igniter according to claim 6, which is characterized in that the feedback winding is the low-pressure side of the transformer A part.

8. igniter according to claim 7, which is characterized in that the power supply is 3.7V DC power supply, the resistance It is 100 ohm, the high side voltage of the transformer is 100,000 volts to 200,000 volts.

9. a kind of gas-cooker, which is characterized in that including gas range igniter of any of claims 1-8.

10. gas-cooker according to claim 9, which is characterized in that further include: burner and fuel gas pipeline, the combustion gas Pipeline is connect with the burner, further includes:

Flow control system and fuel gas pipeline coupling are wrapped for adjusting the flow for flowing through the combustion gas of the fuel gas pipeline It includes:

Flow valve is arranged on the fuel gas pipeline；

Driving mechanism is of coupled connections with the flow valve, and the driving mechanism adjusts the aperture of the flow valve when running； And

Control device, for controlling the driving mechanism operation.