CN109416178A - Gas burner system for gas cooking hob - Google Patents
Gas burner system for gas cooking hob Download PDFInfo
- Publication number
- CN109416178A CN109416178A CN201780041700.7A CN201780041700A CN109416178A CN 109416178 A CN109416178 A CN 109416178A CN 201780041700 A CN201780041700 A CN 201780041700A CN 109416178 A CN109416178 A CN 109416178A
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- Prior art keywords
- gas
- burner system
- fuel gas
- device assembly
- stream
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/34—Burners specially adapted for use with means for pressurising the gaseous fuel or the combustion air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/02—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone
- F23D14/04—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone induction type, e.g. Bunsen burner
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling combustion
- F23N5/02—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium
- F23N5/10—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using thermocouples
- F23N5/105—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using thermocouples using electrical or electromechanical means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling combustion
- F23N5/02—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium
- F23N5/10—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using thermocouples
- F23N5/107—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using thermocouples using mechanical means, e.g. safety valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling combustion
- F23N5/20—Systems for controlling combustion with a time programme acting through electrical means, e.g. using time-delay relays
- F23N5/203—Systems for controlling combustion with a time programme acting through electrical means, e.g. using time-delay relays using electronic means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling combustion
- F23N5/24—Preventing development of abnormal or undesired conditions, i.e. safety arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C3/00—Stoves or ranges for gaseous fuels
- F24C3/08—Arrangement or mounting of burners
- F24C3/085—Arrangement or mounting of burners on ranges
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling combustion
- F23N5/18—Systems for controlling combustion using detectors sensitive to rate of flow of air or fuel
- F23N2005/181—Systems for controlling combustion using detectors sensitive to rate of flow of air or fuel using detectors sensitive to rate of flow of air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling combustion
- F23N5/18—Systems for controlling combustion using detectors sensitive to rate of flow of air or fuel
- F23N2005/185—Systems for controlling combustion using detectors sensitive to rate of flow of air or fuel using detectors sensitive to rate of flow of fuel
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N2225/00—Measuring
- F23N2225/04—Measuring pressure
- F23N2225/06—Measuring pressure for determining flow
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N2233/00—Ventilators
- F23N2233/06—Ventilators at the air intake
- F23N2233/08—Ventilators at the air intake with variable speed
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N2241/00—Applications
- F23N2241/08—Household apparatus
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Regulation And Control Of Combustion (AREA)
- Gas Burners (AREA)
- Control Of Combustion (AREA)
Abstract
The present invention relates to a kind of for gas cooking hob, particularly for the gas burner system (10) of domestic gas cooking stove.The gas burner system (10) includes fuel gas buring device assembly (12), which includes multiple flame holes.At least one pot supporting element (14) is arranged at the fuel gas buring device assembly (12) top and/or surrounding and limits the distance between the fuel gas buring device assembly (12) and culinary art pot bottom.At least one supply air fan (16) is arranged for generating the air stream (24) for leading to the fuel gas buring device assembly (12).Fuel gas inlet (38) can be coupled or attached to gas supply source.Gas regulator (18;30;36;38) it is arranged for adjusting the combustion gas stream for leading to the fuel gas buring device assembly (12) from the fuel gas inlet (38).Control unit (20) is arranged for controlling the supply air fan (16) and the gas regulator (18;30;36;38).At least one thermocouple (22) is arranged for detecting the flame above the fuel gas buring device assembly (12) and for providing flare up fire (28) to the control unit (20).
Description
The present invention relates to a kind of for gas cooking hob, particularly for the gas burner system of domestic gas cooking stove
System.Further, the present invention relates to a kind of gas cooking hob including at least one gas burner system, especially households
Gas cooking hob.
In conventional gas cooking hob, for the combustion gas of fuel gas buring device assembly and the mixture of primary air by machine
Tool system, such as venturi system generate.In general, the mechanical system is designed within the scope of given gas flow with best
Mode is run.Under given power, the minimum of primary air depend on cooking pot and fuel gas buring device assembly flame hole it
Between distance so that burning quality complies with standard and CO value is lower than threshold value.Combustor efficiency also depends on cooking pot and combustion gas
The distance between flame hole of burner assembly.The distance is remoter, and combustor efficiency is lower.Combustor efficiency is to be transmitted to cook
The ratio prepared food between the heat of pot and the total amount of heat through the combustion gas burnt.
Further, flame automatic distinguishing in gas cooking hob will be advantageous.The fray-out of flame can be used for
Automatic cooking process for security reasons uses.
The object of the present invention is to provide a kind of gas burner system for gas cooking hob, the gas cooking hobs
The gas burner system is allowed to improve efficiency.
The purpose is realized by gas burner system according to claim 1.
According to the present invention, for gas cooking hob, particularly for the gas burner system of domestic gas cooking stove
Including
Fuel gas buring device assembly, the fuel gas buring device assembly include multiple flame holes,
At least one pot supporting element, at least one pot supporting element are arranged above the fuel gas buring device assembly
And/or surrounding and the fuel gas buring device assembly and culinary art the distance between pot bottom are limited,
At least one supply air-feeding ventilator, at least one supply air-feeding ventilator lead to the gas burner for generating
The air stream of component,
It can be coupled or attached to the fuel gas inlet in gas supply source,
Gas regulator, the gas regulator is for adjusting the combustion for leading to the fuel gas buring device assembly from the fuel gas inlet
Air-flow,
It is used to control the control unit of the supply air fan and the gas regulator, and
At least one thermocouple, at least one thermocouple are used to detect the flame above the fuel gas buring device assembly simultaneously
And for providing flare up fire to the control unit.
Core of the invention is on the one hand to use the supply air fan controlled by the control unit, and on the other hand make
With the thermocouple, which is used to detect the flame above the fuel gas buring device assembly and for providing to the control unit
Flare up fire.Gas burner system according to the present invention allows to improve efficiency.
Preferably, which is arranged for turning off the combustion by making flame rise and/or remove flame
Air burner component, so that the thermocouple no longer detects the flame above the fuel gas buring device assembly and flare up fire appropriate
It is sent to the control unit.The supply air fan allows the flame automatic distinguishing in the fuel gas buring device assembly.At this
Flare up fire is sent to after the control unit, and described control unit stops leading to the gas burner group from the fuel gas inlet
The combustion gas stream of part.For example, flame automatically extinguishes after the predetermined time during automatic cooking process.Further, flame
For security reasons can automatically it extinguish.For example, if not detecting cooking pot, flame on the pot supporting element
Can automatically it be extinguished by the air stream.Since fan is usually cheaper than gas valve, which is closed by the air stream
Burner assembly is with being realized with a low cost.In addition, fan has existed and can be used for extinguishing fire in pre-hybrid system
Flame.
Particularly, which includes Gas cock, which is interconnected in the fuel gas inlet and the combustion gas is fired
Between burner component, wherein if the thermocouple detects above the fuel gas buring device assembly without flame, the control unit
Close the Gas cock.
For example, the gas burner system is arranged for automatic cooking process, wherein the fuel gas buring device assembly is pre-
It is switched off after fixing time.
Further, which may include at least one pot sensor, which passes
Sensor whether there is cooking pot for detecting on the pot supporting element, wherein the pot sensor is mentioned to the control unit
For pot signal, and wherein, if not detecting cooking pot on the pot supporting element, the fuel gas buring device assembly quilt
Turn off.
Preferably, which includes the pressure and/or temperature for detecting and/or estimating the air stream
Device, wherein preferably, described device is connected or connectable in the control unit.
In addition, the gas burner system may include for detect and/or estimate the pressure of the combustion gas stream, temperature and/
Or the device of flow, wherein preferably, described device is connected or connectable in the control unit.
According to one embodiment, which includes mixer unit, which comes for receiving
Air stream from the supply air fan and the combustion gas stream from the fuel gas inlet, wherein the mixer unit generates empty
Gas-fuel gas mixture and the air-gas mixture is provided to the fuel gas buring device assembly.
According to an example, the air stream from the supply air fan depends on the combustion gas stream from the fuel gas inlet,
Wherein, the combustion gas stream is adjusted or be can adjust by user, and wherein preferably, the combustion gas stream is according to for adjusting the combustion
The knob of air-flow reads or estimates by combustion gas flow sensor or by electronic gas valve actuator.
According to another example, which includes gas quantitative valve, which is interconnected in the combustion
Between gas entrance and the mixer unit.
In the latter case, the combustion gas stream from the fuel gas inlet can depend on the sky from the supply air fan
Air-flow, wherein the air stream is adjusted or be can adjust by the user and by for detecting and/or estimating the air stream
Pressure and/or the device of temperature read out, and wherein, which is automatically adjusted by the gas quantitative valve.
Preferably, by the gas quantitative valve adjust combustion gas stream and the air stream from the supply air fan at than
Example.
According to another embodiment, which includes venturi system, and the venturi system is for receiving
Air stream from the supply air fan and the combustion gas stream from the fuel gas inlet, wherein the venturi system generates
Air-gas mixture and the air-gas mixture is provided to the fuel gas buring device assembly.
All air provide via the venturi system and arrive the fuel gas buring device assembly, and lead to the sky of the venturi system
Gas is provided by pressurization fuel cartridge or incorporated fan, wherein preferably, the pressurization fuel cartridge or incorporated fan are integrated in close respectively
Steady state value is maintained in ring and by the pressure in the lower box of the venturi system.
Finally, the present invention relates to a kind of gas cooking hob, especially domestic gas cooking stoves, wherein the combustion gas is cooked
Kitchen range of preparing food include at least one above-mentioned gas burner system.
It has been described in the accompanying claims the novel and inventive features of the invention.
Description is of the invention in further detail with reference to the accompanying drawings, in the accompanying drawings
Fig. 1 illustrates showing for the gas burner system for gas cooking hob of first embodiment according to the present invention
Meaning property side view,
Fig. 2 illustrates showing for the gas burner system for gas cooking hob of second embodiment according to the present invention
Meaning property side view,
Fig. 3 illustrates showing for the gas burner system for gas cooking hob of third embodiment according to the present invention
Meaning property side view, and
Fig. 4 illustrates showing for the gas burner system for gas cooking hob of fourth embodiment according to the present invention
Meaning property side view.
Fig. 1 illustrates the gas burner system 10 for gas cooking hob of first embodiment according to the present invention
Schematic side elevation.
Gas burner system 10 includes fuel gas buring device assembly 12, pot supporting element 14, supply air fan 16, combustion gas
Cock 18 and fuel gas inlet 38.Fuel gas buring device assembly 12 includes multiple flame holes.Pot supporting element 14 is arranged at combustion gas
The top of burner assembly 12 and/or surrounding and limit the distance between fuel gas buring device assembly 12 and culinary art pot bottom.Supply
Air fan 16 and Gas cock 18 are arranged at 12 lower section of fuel gas buring device assembly.Combustion gas is led in the supply generation of air fan 16
The air stream 24 of burner assembly 12.Fuel gas inlet 38 is connected or connectable to gas supply source.Gas cock 18 is interconnected in combustion
Between gas entrance 38 and fuel gas buring device assembly 12.Gas cock 18 make combustion gas stream 26 from fuel gas inlet 38 pass through lead to combustion gas
Burner assembly 12.Preferably, Gas cock 18 is mechanical cock.
Further, gas burner system 10 includes control single 20 and thermocouple 22.Control unit 20 is arranged for
Control supplies air fan 16 to adjust the air stream 24 for leading to fuel gas buring device assembly 12.In addition, control unit 20 is set
It sets for controlling Gas cock 18 to adjust the combustion gas stream 26 for leading to fuel gas buring device assembly 12.Thermocouple 22 is arranged at combustion
In air burner component 12, side or top and it is arranged for detection temperature and/or with the presence or absence of from the fuel gas buring
The flame that device assembly 12 escapes.Thermocouple 22 is connected in control unit 20 and provides flare up fire to described control unit 20
28。
The air stream 24 generated by supply air fan 16 can be a part or only of primary air, ignition mixture
Vertical air stream.The flame of the direction fuel gas buring device assembly 12 of air stream 24.Particularly, air stream 24 is arranged for by making fire
Flame rises and/or removes flame to turn off fuel gas buring device assembly 12, so that thermocouple 22 no longer senses flame and appropriate
Flare up fire 28 is sent to control unit 20.In this case, control unit 20 closes Gas cock 18, so that leading to combustion
The combustion gas stream 26 of air burner component 12 stops.
Since fan is usually cheaper than gas valve, by air stream 24 close fuel gas buring device assembly 12 be with it is low at
This realization.In addition, fan has existed and can be used for knock down the flame in pre-hybrid system.
Supplying air fan 16 allows the flame automatic distinguishing in fuel gas buring device assembly 12.For example, in automatic cooking
During process, flame automatically extinguishes after the predetermined time.Further, flame for security reasons can automatically be put out
It goes out.For example, flame can pass through 24 automatic distinguishing of air stream if not detecting cooking pot on pot supporting element 14.
Fig. 2 illustrates the gas burner system 10 for gas cooking hob of second embodiment according to the present invention
Schematic side elevation.
Gas burner system 10 includes fuel gas buring device assembly 12, pot supporting element 14, supply air fan 16, control
Unit 20, thermocouple 22 and fuel gas inlet 32.Fuel gas buring device assembly 12 includes multiple flame holes.14 quilt of pot supporting element
It is arranged in 12 top of fuel gas buring device assembly and/or surrounding and limits between fuel gas buring device assembly 12 and culinary art pot bottom
Distance.
Further, gas burner system 10 includes mixer unit 30.Supply air fan 16 and mixer unit
34 are arranged at 12 lower section of fuel gas buring device assembly.Supply air fan 16 generates the primary air for leading to mixer unit 30
Air stream 24.Combustion gas stream 26 passes through fuel gas inlet 32 and is delivered to mixer unit 30.In mixer unit 30, air-combustion
Gas mixture 34 is made of air stream 24 and combustion gas stream 26.Then, air-gas mixture 34 is delivered to gas burner group
Part 12.
Control unit 20 is arranged for control supply air fan 16 to adjust from supply air fan 16 to mixing
The air stream 24 of device unit 30.Whether thermocouple 22 is arranged at fuel gas buring device assembly 12 and detects temperature and/or deposit
In the flame escaped from fuel gas buring device assembly 12.Thermocouple 22 is connected in control unit 20 and to described control unit 20
Flare up fire 28 is provided.
Pressure Pg, the temperature Tg and flow Φ g of combustion gas stream 26 are detected, and respective value is passed to control unit 20.
Further, the pressure Pa and temperature Ta of air stream 24 are detected, and respective value is passed to control unit 20.In addition, detection
The pressure Pm and temperature Tm of air-gas mixture 34, and respective value is passed to control unit 20.
The flow Φ g of combustion gas stream 26 can pass through combustion gas flow sensor according to the knob for adjusting the combustion gas stream 26
And/or it is estimated by electronic gas valve actuator.Control unit 20 is arranged for the speed of control supply air fan 16
Degree is so as to according to the pressure Pg of combustion gas stream 26, temperature Tg and flow Φ g and/or according to the pressure Pa and temperature of air stream 24
Ta adjusts air stream 24.The atmospheric density of the air stream 24 can be estimated according to the pressure Pa and temperature Ta of the air stream 24
It calculates.
In the present embodiment, combustion gas stream 26 is arranged in user, and the air stream 24 for supplying the blowout of air fan 16 depends on
The combustion gas stream 26.Combustion gas stream 26 by combustion gas flow sensor or passes through electronic gas according to the knob for adjusting combustion gas stream 26
Valve actuator reads or estimates.Then, control unit 20 is according to the pressure Pg of combustion gas stream 26, temperature Tg and flow Φ g
And/or the speed of supply air fan 16 is adjusted according to the pressure Pa of air stream 24 and temperature Ta.Thus, air stream 24 depends on
In combustion gas stream 26.
Supply air fan 16 increases the amount for being supplied to the primary air of fuel gas buring device assembly 12.The one of the incrementss
Secondary air allows lower pot supporting element 14 to realize higher combustor efficiency.Combustor efficiency is to be transmitted to cooking pot
Heat and total amount of heat through the combustion gas burnt between ration.Further, lower pot supporting element 14 is for combustion gas
The design of cooking stove is advantageous.In addition, lower pot supporting element 14 facilitates clean gas cooking stove.
During the warm-up period of gas burner system 10, wherein fuel gas buring device assembly is relatively cold, should reduce one
The supply of secondary air.The desired quantity of primary air can pass through temperature funtion and/or the time by passing from cutting flame
It calculates.
Selectively, propulsion functions can be activated, wherein can be in the scheduled or programmable time by pressing lower button
Period increases power immediately.Propulsion functions can be realized by electronic gas valve actuator.
Preferably, it supplies air fan 16 or additive air fan is arranged for by making flame rise and/or remove
Flame turns off fuel gas buring device assembly 12, so that thermocouple 22 no longer senses flame and flare up fire appropriate 28 is sent
To control unit 20.Then, control unit 20 interrupts the supply of fuel gas inlet 32, so that leading to the combustion gas stream of mixer unit 30
26 stop.Since supply air fan 16 has existed and can be used for knock down the flame, combustion is closed by air stream 24
Air burner component 12 is with being realized with a low cost.
Supplying air fan 16 allows the flame automatic distinguishing in fuel gas buring device assembly 12.Particularly, it is cooking automatically
During process of preparing food, flame automatically extinguishes after the predetermined time or for security reasons.For example, if in pot supporting element 14
On do not detect cooking pot, then flame can automatically be extinguished by air stream 24.
Fig. 3 illustrates the gas burner system 10 for gas cooking hob of third embodiment according to the present invention
Schematic side elevation.The gas burner system 10 of 3rd embodiment and the gas burner system of second embodiment are similar.
The gas burner system 10 of 3rd embodiment includes portion identical with the gas burner system of second embodiment
Part.In addition, the gas burner system 10 of 3rd embodiment includes gas quantitative valve 36, which is interconnected in combustion gas and enters
Between mouth 32 and mixer unit 30.
In the present embodiment, position of the air stream 24 that supply air fan 16 is blown out depending on combustion gas knob, and combustion gas
The amount of stream 26 is proportionally quantitative by gas quantitative valve 36 and air stream 24.Thus, combustion gas stream 26 depends on air stream 24.
Also in this embodiment, it supplies air fan 16 or another air fan is arranged for by rising flame
And/or flame is removed to turn off fuel gas buring device assembly 12, so that thermocouple 22 no longer senses flame and flame appropriate is believed
Number it is sent to control unit 20.In this case, control unit 20 closes gas quantitative valve 36, so that leading to mixer list
The combustion gas stream 26 of member 30 stops.Since the supply air fan 16 has existed and can be used for knock down the flame, lead to
Cross supply air fan 16 close fuel gas buring device assembly 12 can be with being realized with a low cost.
Supplying air fan 16 allows the flame automatic distinguishing in fuel gas buring device assembly 12.Particularly, it is cooking automatically
During process of preparing food, flame automatically extinguishes after the predetermined time or for security reasons.For example, if in pot supporting element 14
On do not detect cooking pot, then flame can automatically be extinguished by air stream 24.
Fig. 4 illustrates the gas burner system 10 for gas cooking hob of fourth embodiment according to the present invention
Schematic side elevation.
Gas burner system 10 includes: fuel gas buring device assembly 12 with multiple flame holes, pot supporting element 14, supplies
Answer air fan 16, control unit 20, thermocouple 22 and fuel gas inlet 32.Pot supporting element 14 is arranged at fuel gas buring
The top of device assembly 12 and/or surrounding and limit the distance between fuel gas buring device assembly 12 and culinary art pot bottom.
Further, gas burner system 10 includes venturi system 38.Supply air fan 16 and venturi system
System 38 is arranged at 12 lower section of fuel gas buring device assembly.The supply generation of air fan 16 is led to fuel gas buring device assembly 12 and is led to
To the air stream 24 of the primary air of venturi system 38.Combustion gas stream 26 passes through fuel gas inlet 32 and is delivered to venturi system
38.In venturi system 38, air-gas mixture 34 is made of air stream 24 and combustion gas stream 26.Then, air-gas
Mixture 34 is delivered to fuel gas buring device assembly 12.
Control unit 20 be arranged for control supply air fan 16 so as to adjust from supply air fan 16 lead to it is mixed
Clutch unit 30 and the air stream 24 for leading to fuel gas buring device assembly 12.Thermocouple 22 is arranged at fuel gas buring device assembly 12
Place and detect temperature and/or with the presence or absence of the flame escaped from fuel gas buring device assembly 12.It is single that thermocouple 22 is connected to control
Flare up fire 28 is provided in member 20 and to described control unit 20.
The pressure Pg and temperature Tg of combustion gas stream 26 are detected, and respective value is passed to control unit 20.With similar side
Formula detects the pressure Pa and temperature Ta of air stream 24, and respective value is passed to control unit 20.
Venturi system 38 provides a part of air total amount, and the remainder of air is mentioned by supply air fan 16
For.Alternatively or in addition, the remainder of air is provided by pressurization fuel cartridge and/or another fan.Pressurize fuel cartridge and/
Or another fan integrates in the closed and the pressure in the lower box of venturi system 38 is maintained steady state value.Lower box is abundant
Ground seals to allow ambient pressure to increase.
Supply air fan 16 and venturi system 38 allow lower pot supporting element 14 to realize higher burning
Device efficiency, combustor efficiency are the ratio being transmitted between the heat of cooking pot and the total amount of heat through the combustion gas burnt.Further
Ground, lower pot supporting element 14 are provided to the advantageous design of gas cooking hob.In addition, lower pot supporting element 14 helps
In the cleaning cooking stove.Especially modified warm-up period is not needed.The power for increasing gas burner system 10 can avoid
Use long Venturi tube.
Particularly, it supplies air fan 16 or another air fan is arranged for by making flame rise and/or move
Flame open fire to turn off fuel gas buring device assembly 12, so that thermocouple 22 no longer senses flame and flare up fire appropriate 28 is sent out
Give control unit 20.Then, control unit 20 interrupts the supply of fuel gas inlet 32, so that leading to the combustion gas of venturi system 38
Stream 26 stops.Since supply air fan 16 has existed and can be used for knock down the flame, closed by air stream 24
Fuel gas buring device assembly 12 is with being realized with a low cost.
Supplying air fan 16 allows the flame automatic distinguishing in fuel gas buring device assembly 12.Particularly, it is cooking automatically
During process of preparing food, flame automatically extinguishes after the predetermined time or for security reasons.For example, if in pot supporting element 14
On do not detect cooking pot, then flame can automatically be extinguished by air stream 24.
Although illustrative embodiments of the invention has been described with reference to the drawings herein, however, it is understood that the present invention is not limited to
These exact embodiments, and those skilled in the art can carry out various other changes and modification without departing from this wherein
The range or spirit of invention.All such changes and modification are intended to the present invention for being included in and being defined by the appended claims
In the range of.
List of numerals
10 gas burner systems
12 fuel gas buring device assemblies
14 pot supporting elements
16 supply air fans
18 Gas cocks
20 control units
22 thermocouples
24 air streams
26 combustion gas streams
28 flare up fire
30 mixer units
32 fuel gas inlets
34 air-gas mixtures
36 gas quantitative valves
38 venturi systems
The pressure of Pa air stream 24
The temperature of Ta air stream 24
The pressure of Pg combustion gas stream 26
The temperature of Tg combustion gas stream 26
The flow of Φ g combustion gas stream 26
Claims (15)
1. it is a kind of for gas cooking hob, particularly for the gas burner system (10) of domestic gas cooking stove, the combustion
Air burner system (10) includes
Fuel gas buring device assembly (12), the fuel gas buring device assembly include multiple flame holes,
At least one pot supporting element (14), at least one pot supporting element are arranged at the fuel gas buring device assembly (12)
Top and/or surrounding and the fuel gas buring device assembly (12) and culinary art the distance between pot bottom are limited,
At least one supply air fan (16), at least one supply air fan lead to the gas burner for generating
The air stream (24) of component (12),
It can be coupled or attached to the fuel gas inlet (38) in gas supply source,
Gas regulator (18;30;36;38), which leads to combustion gas combustion for adjusting from the fuel gas inlet (38)
The combustion gas stream (26) of burner component (12),
For controlling the supply air fan (16) and the gas regulator (18;30;36;38) control unit (20), and
At least one thermocouple (22), at least one thermocouple are used to detect the fire above the fuel gas buring device assembly (12)
Flame and for the control unit (20) provide flare up fire (28).
2. gas burner system according to claim 1,
It is characterized in that,
The supply air fan (16) is arranged for turning off the combustion by making these flames rise and/or remove these flames
Air burner component (12), so that the thermocouple (22) no longer detects the flame above the fuel gas buring device assembly (12) and fits
When flare up fire (28) be sent to the control unit (20).
3. gas burner system according to claim 1 or 2,
It is characterized in that,
The gas regulator (18;30;36;It 38) include Gas cock (18), which is interconnected in the fuel gas inlet (32)
Between the fuel gas buring device assembly (12), wherein if the thermocouple (22) detects in the fuel gas buring device assembly (12)
Side does not have flame, then the control unit (20) closes the Gas cock (18).
4. gas burner system according to any one of the preceding claims,
It is characterized in that,
The gas burner system (10) is arranged for automatic cooking process, wherein the fuel gas buring device assembly (12) is pre-
It is switched off after fixing time.
5. gas burner system according to any one of the preceding claims,
It is characterized in that,
The gas burner system (10) includes at least one pot sensor, at least one pot sensor is for detecting
It whether there is cooking pot on the pot supporting element (14), wherein the pot sensor provides pot to the control unit (20)
Signal, and wherein, if not detecting cooking pot on the pot supporting element (14), the fuel gas buring device assembly (12)
It is switched off.
6. gas burner system according to any one of the preceding claims,
It is characterized in that,
The gas burner system (10) includes the pressure (Pa) and/or temperature for detecting and/or estimating the air stream (24)
(Ta) device, wherein preferably, described device is connected or connectable in the control unit (20).
7. gas burner system according to any one of the preceding claims,
It is characterized in that,
The gas burner system (10) includes for detecting and/or estimating the pressure (Pg) of the combustion gas stream (26), temperature (Tg)
And/or the device of flow (Φ g), wherein preferably, described device is connected or connectable in the control unit (20).
8. gas burner system according to any one of the preceding claims,
It is characterized in that,
The gas burner system (10) includes mixer unit (30), which comes from the supply air for receiving
The air stream (24) of fan (16) and the combustion gas stream (26) for coming from the fuel gas inlet (38), wherein the mixer unit
(30) air-gas mixture (34) are generated and provide the air-gas mixture to the fuel gas buring device assembly (12)
(34)。
9. gas burner system according to any one of the preceding claims,
It is characterized in that,
Air stream (24) from the supply air fan (16) depends on the combustion gas stream (26) from the fuel gas inlet (38),
In, the combustion gas stream (26) is adjusted or be can adjust by user, and wherein preferably, the combustion gas stream (26) is according to for adjusting
The knob of the whole combustion gas stream (26) reads or estimates by combustion gas flow sensor or by electronic gas valve actuator.
10. gas burner system according to claim 8 or claim 9,
It is characterized in that,
The gas burner system (10) includes gas quantitative valve (36), the gas quantitative valve be interconnected in the fuel gas inlet (32) with
Between the mixer unit (30).
11. gas burner system according to any one of the preceding claims,
It is characterized in that,
Combustion gas stream (26) from the fuel gas inlet (32) depends on the air stream (24) from the supply air fan (16),
In, the air stream (24) is adjusted or be can adjust by the user and by for detecting and/or estimating the air stream
(24) device of pressure (Pa) and/or temperature (Ta) is read out, and wherein, which passes through the gas quantitative
Valve (36) automatically adjusts.
12. gas burner system described in 0 or 11 according to claim 1,
It is characterized in that,
The combustion gas stream (26) adjusted by the gas quantitative valve (36) and the air stream (24) for coming from the supply air fan (16)
It is proportional.
13. gas burner system according to any one of the preceding claims,
It is characterized in that,
The gas burner system (10) includes venturi system (38), which comes from the supply air for receiving
The air stream (24) of fan (16) and the combustion gas stream (26) for coming from the fuel gas inlet (38), wherein the venturi system
(38) air-gas mixture (34) are generated and provide the air-gas mixture to the fuel gas buring device assembly (12)
(34)。
14. gas burner system according to any one of the preceding claims,
It is characterized in that,
Air is provided by pressurization fuel cartridge or incorporated fan, wherein preferably, the pressurization fuel cartridge or incorporated fan collect respectively
At maintaining steady state value in the closed and by the pressure in the lower box of the venturi system (38).
15. a kind of gas cooking hob, especially domestic gas cooking stove,
It is characterized in that,
The gas cooking hob includes at least one according to claim 1 to gas burner system described in any one of 14
(10)。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP16178768.4A EP3270060B1 (en) | 2016-07-11 | 2016-07-11 | Gas burner system for a gas cooking hob |
EP16178768.4 | 2016-07-11 | ||
PCT/EP2017/066440 WO2018010988A1 (en) | 2016-07-11 | 2017-07-03 | Gas burner system for a gas cooking hob |
Publications (1)
Publication Number | Publication Date |
---|---|
CN109416178A true CN109416178A (en) | 2019-03-01 |
Family
ID=56404019
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201780041700.7A Pending CN109416178A (en) | 2016-07-11 | 2017-07-03 | Gas burner system for gas cooking hob |
Country Status (6)
Country | Link |
---|---|
US (1) | US20190154255A1 (en) |
EP (1) | EP3270060B1 (en) |
CN (1) | CN109416178A (en) |
AU (1) | AU2017295468A1 (en) |
BR (1) | BR112019000503A2 (en) |
WO (1) | WO2018010988A1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114278933A (en) * | 2021-12-13 | 2022-04-05 | 浙江蓝炬星电器有限公司 | Moving pot small fire burner |
US11490763B2 (en) * | 2020-04-14 | 2022-11-08 | Jilong Wu | Fully automatic and efficiently energy-saving barbecue grill |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10677469B2 (en) * | 2017-10-19 | 2020-06-09 | Haier Us Appliance Solutions, Inc. | Fuel supply system for a gas burner assembly |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2328502B (en) * | 1997-08-20 | 2000-11-01 | Stoves Plc | Cooking appliances |
EP2072900A1 (en) * | 2007-12-17 | 2009-06-24 | CANDY S.p.A. | Burner for a household gas cooktop and household gas cooktop |
WO2014049421A1 (en) * | 2012-09-27 | 2014-04-03 | Defendi Italy S.R.L. | Method for regulating the heating power of a gas burner, and an improved gas burner which uses the method |
US20160084506A1 (en) * | 2014-09-18 | 2016-03-24 | E.G.O. Elektro- Geraetebau GmbH | Method of pot detection and gas hob |
CN105612386A (en) * | 2013-07-05 | 2016-05-25 | 西特股份公司 | An air-gas mixer device for premix burner equipment |
CN105650694A (en) * | 2016-04-08 | 2016-06-08 | 王渊奇 | Burnout prevention device |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2270750B (en) * | 1992-09-11 | 1996-08-14 | Stoves Ltd | Improvements in and relating to gas-fired cooking appliances |
-
2016
- 2016-07-11 EP EP16178768.4A patent/EP3270060B1/en active Active
-
2017
- 2017-07-03 WO PCT/EP2017/066440 patent/WO2018010988A1/en active Application Filing
- 2017-07-03 AU AU2017295468A patent/AU2017295468A1/en not_active Abandoned
- 2017-07-03 CN CN201780041700.7A patent/CN109416178A/en active Pending
- 2017-07-03 US US16/313,170 patent/US20190154255A1/en not_active Abandoned
- 2017-07-03 BR BR112019000503-0A patent/BR112019000503A2/en not_active Application Discontinuation
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2328502B (en) * | 1997-08-20 | 2000-11-01 | Stoves Plc | Cooking appliances |
EP2072900A1 (en) * | 2007-12-17 | 2009-06-24 | CANDY S.p.A. | Burner for a household gas cooktop and household gas cooktop |
WO2014049421A1 (en) * | 2012-09-27 | 2014-04-03 | Defendi Italy S.R.L. | Method for regulating the heating power of a gas burner, and an improved gas burner which uses the method |
CN105612386A (en) * | 2013-07-05 | 2016-05-25 | 西特股份公司 | An air-gas mixer device for premix burner equipment |
US20160084506A1 (en) * | 2014-09-18 | 2016-03-24 | E.G.O. Elektro- Geraetebau GmbH | Method of pot detection and gas hob |
CN105650694A (en) * | 2016-04-08 | 2016-06-08 | 王渊奇 | Burnout prevention device |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11490763B2 (en) * | 2020-04-14 | 2022-11-08 | Jilong Wu | Fully automatic and efficiently energy-saving barbecue grill |
CN114278933A (en) * | 2021-12-13 | 2022-04-05 | 浙江蓝炬星电器有限公司 | Moving pot small fire burner |
Also Published As
Publication number | Publication date |
---|---|
EP3270060B1 (en) | 2019-11-27 |
US20190154255A1 (en) | 2019-05-23 |
BR112019000503A2 (en) | 2019-04-24 |
WO2018010988A1 (en) | 2018-01-18 |
AU2017295468A1 (en) | 2018-12-20 |
EP3270060A1 (en) | 2018-01-17 |
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