CN120969827B - Gas burner for stir-frying stove with high heat efficiency - Google Patents
Gas burner for stir-frying stove with high heat efficiencyInfo
- Publication number
- CN120969827B CN120969827B CN202511176189.4A CN202511176189A CN120969827B CN 120969827 B CN120969827 B CN 120969827B CN 202511176189 A CN202511176189 A CN 202511176189A CN 120969827 B CN120969827 B CN 120969827B
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- China
- Prior art keywords
- gas
- air
- ring
- impeller
- chamber
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Classifications
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- 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
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- 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
- F23D14/46—Details
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- 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
- F23D14/46—Details
- F23D14/48—Nozzles
- F23D14/58—Nozzles characterised by the shape or arrangement of the outlet or outlets from the nozzle, e.g. of annular configuration
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- 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
- F23D14/46—Details
- F23D14/62—Mixing devices; Mixing tubes
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- 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
- F23D14/46—Details
- F23D14/70—Baffles or like flow-disturbing devices
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Feeding And Controlling Fuel (AREA)
Abstract
本发明公开了一种热效率高的炒炉用气体燃烧器，涉及燃烧器技术领域。该热效率高的炒炉用气体燃烧器，包括炉头，炉头与炉头之间形成气力通道，气力通道底部设有燃气室，并沿周向开设有燃气通路，燃气室上方设有空气室，并沿周向开设有空气通路，所述环形阀板能够以常闭式状态闭合空气通路，所述压力组件用于控制环形阀板对空气通路的开启大小。通过利用燃气自身释放压力作为驱动源，并利用驱动压力组件作为驱动载体，产生驱动环形阀板开启空气通路的状态，使得燃气释放压力流量较小时，空气通路同步打开较小通道，燃气释放压力流量较大时，空气通路同步打开较大通道，以维持燃气射流带动空气卷吸的动态同步性。
This invention discloses a high-efficiency gas burner for wok stoves, relating to the field of burner technology. The high-efficiency gas burner for wok stoves includes a burner head, with a gas channel formed between the burner heads. A gas chamber is located at the bottom of the gas channel, and a gas passage is formed circumferentially. An air chamber is located above the gas chamber, and an air passage is formed circumferentially. An annular valve plate can normally close the air passage. A pressure component controls the opening size of the annular valve plate on the air passage. By using the gas's own release pressure as a driving source and the driving pressure component as a driving carrier, the annular valve plate is driven to open the air passage. When the gas release pressure flow is low, the air passage opens a smaller channel simultaneously; when the gas release pressure flow is high, the air passage opens a larger channel simultaneously, maintaining the dynamic synchronicity of the gas jet driving air entrainment.
Description
Technical Field
The invention relates to the technical field of burners, in particular to a gas burner for a stir-frying furnace with high heat efficiency.
Background
A wok burner is one of combustion equipment, and various types of frying pan burners are available, and fuel can be divided into fuel oil (such as diesel oil) and gas (such as natural gas and liquefied gas) burners, wherein the gas forms are used as the main stream burners at present, and are suitable for commercial kitchens (such as restaurants and hotels), food processing factories and the like, and particularly, in order to accelerate meal output speed in commercial places such as restaurants and hotels, a burner with higher firepower is usually selected, the demand for gas is higher, and equipment such as a blower is additionally equipped to synchronously supply more air, so that the requirement on the heat efficiency of the burner is higher.
As disclosed in chinese patent publication No. CN114593419a, a low-nitrogen burner based on internal circulation of flue gas is disclosed, and the fuel gas is delivered into the furnace chamber through two paths, and air is delivered into the furnace chamber through two paths, and the fuel gas and air are delivered into the furnace chamber through two paths, so that the fuel gas and air respectively delivered into the inner cavity of the fuel gas and the outer cavity of the air are fully mixed and then reach the furnace chamber, thereby achieving the effect of improving the combustion efficiency of the burner.
However, when the gas jet flow of the existing burner drives air to be sucked and mixed together, the size of the passage of the air path is always in a fixed state, so that the gas is always in a sucking state with a fixed opening size (the size of the opening of the air passage is an important factor affecting air intake although the air is sucked into the gas passively) when the size of the jet flow is changed to adjust the flame size, the mixing of the gas and the air is always in a uniform mixing state, and the mixing proportion of the gas and the air is unbalanced, so that the combustion is insufficient.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the gas burner for the frying furnace, which has high heat efficiency and solves the problems proposed by the background technology.
The gas burner for the stir-frying furnace comprises a furnace end, a furnace sleeve, a gas chamber, an air chamber, an annular valve plate and a pressure assembly, wherein the furnace sleeve is arranged below the furnace end and forms a pneumatic channel with the furnace end, the gas chamber is arranged at the bottom of the pneumatic channel and is provided with a gas passage along the circumferential direction, a premixing chamber is formed at the top of the pneumatic channel, the air chamber is arranged above the gas chamber and is provided with an air passage along the circumferential direction, air in a gas jet flow entrainment air chamber in the gas chamber flows to the premixing chamber together, the annular valve plate is arranged above the gas passage and can close the air passage in a normally closed state, and the pressure assembly is arranged below the annular valve plate and is used for controlling the opening size of the annular valve plate to the air passage so as to quantitatively mix and convey the gas and the air to the premixing chamber.
The pressure assembly further comprises a piston, a first guide ring and a ring-shaped valve plate, wherein the piston is positioned in the gas chamber and can move downwards in response to gas conveying pressure, the first guide ring is positioned on the piston, and the ring-shaped valve plate comprises a first ring-shaped valve plate arranged above the first guide ring.
The pressure assembly further comprises a second magnetic ring and a first magnetic ring, wherein the second magnetic ring is positioned below the piston, the first magnetic ring is positioned below the second magnetic ring, the first magnetic ring and the second magnetic ring are magnetically repulsive to form a deformation space, and downward movement yielding when the piston is stressed is provided.
The pressure assembly further comprises a second impeller rotatably mounted on the piston and rotating in response to the impact of the gas jet, and a first driving shaft positioned in the middle of the second impeller and extending into the premixing chamber and capable of synchronously rotating and downwards moving in response to the second impeller to generate driving force for driving the gas and air to be mixed and then discharged.
The pressure assembly further comprises a fourth impeller rotatably arranged in the gas chamber and capable of rotating in response to the impact of gas jet flow, a second driving shaft slidably engaged with the middle part of the fourth impeller and capable of synchronously rotating in response to the rotation of the fourth impeller and capable of moving downwards along the axial direction of the fourth impeller, and the annular valve plate comprises a second annular valve plate rotatably arranged on the second driving shaft.
The pressure assembly further comprises a power generation coil, an electromagnet and an armature ring, wherein the power generation coil is arranged at the bottom end of the second driving shaft and is used for generating electric power in response to rotation of the second driving shaft, the electromagnet is arranged above the power generation coil, the armature ring is rotatably arranged on the second driving shaft and is opposite to the electromagnet, and when the power generation coil generates electric power to electrify the electromagnet, magnetic attraction is generated to drive the armature ring to move close to the electromagnet, so that driving force for driving the second driving shaft to move downwards is generated.
Further, the second driving shaft extends into the premixing chamber and can respond to the rotation driving of the fourth impeller and the downward movement driving of the armature ring to generate driving force for driving the fuel gas and the air to be mixed and discharged.
The air flow control device comprises an air chamber, a first impeller, a second impeller, a first air inlet and a second air outlet, wherein the air chamber is provided with an air inlet and an air outlet; the second guide ring is arranged on the blade of the fourth impeller, and a gas channel for gas circulation is formed between the second guide ring and the fourth impeller as well as between the first guide ring and the second impeller.
The gas-supplying device further comprises an outer combustion ring, an inner combustion ring and a first gas-supplying cavity, wherein the outer combustion ring is positioned at the edge of the furnace end and forms a second gas-supplying cavity with the furnace end, and the inner combustion ring is positioned at the center of the furnace end and forms a first gas-supplying cavity with the furnace end.
The gas-liquid mixing device further comprises a third impeller which is positioned in the premixing chamber and can rotate in response to the driving of the pressure component, a top cover which is positioned at the gas inlet of the first gas supply cavity and can move downwards in response to the driving of the pressure component to control the opening size of the first gas supply cavity, and a sealing ring which is positioned at the gas inlet of the second gas supply cavity and can move downwards in response to the driving of the pressure component to control the opening size of the second gas supply cavity.
The invention has the following beneficial effects:
(1) This gas burner for stir-fry stove that thermal efficiency is high, through utilizing gas self release pressure as the actuating source to utilize the drive pressure subassembly as the drive carrier, produce the state that drives annular valve plate and open the air passageway, make gas release pressure flow less time, the air passageway opens less passageway in step, when gas release pressure flow is great, the air passageway opens great passageway in step, with the dynamic synchronism that maintains gas jet and drive the air entrainment, make gas and air keep the mixing balance under the dynamic change, improve gas combustion sufficiency, avoid the insufficient condition that produces nitrogen oxide of gas combustion simultaneously.
(2) This gas burner for stir-fry stove that thermal efficiency is high, through the drive that gas self release pressure acted on the pressure component, can be to the rotation drive of the indoor impeller of gas, can make the gas release with spiral state efflux to, utilize the rotation drive of the indoor impeller of air-blower equipment, can make the air evenly arrange with spiral state, when then making the gas efflux, can be to the dynamic surrounding air entrainment, improve the miscibility of gas and air, and with the help of its spiral state, improve and mix proportionality.
(3) The gas burner for the frying furnace with high heat efficiency can rotationally drive the impeller in the premixing chamber by the pressure released by the gas and acting on the driving of the pressure component, so that the mixed gas and air are subjected to turbulent mixing again, the gas and the air are kept in a fully mixed state, and the gas is supplied to the furnace end.
(4) The gas burner for the frying furnace with high heat efficiency can open the top cover and the sealing ring by the driving of the pressure component acted by the self-releasing pressure of the gas, so that when the self-releasing pressure flow of the gas is smaller, the top cover is controlled to move away from the corresponding gas supply cavity to provide the gas supply required by the combustion of the inner combustion ring, and when the self-releasing pressure flow of the gas is gradually increased, the sealing ring is controlled to move away from the corresponding gas supply cavity to provide the gas supply required by the combustion of the outer combustion ring, so that the combustion size of the burner is synchronous with the gas supply.
Of course, it is not necessary for any one product to practice the invention to achieve all of the advantages set forth above at the same time.
Drawings
FIG. 1 is a schematic diagram of a first embodiment of the present invention;
FIG. 2 is a bottom view of a first embodiment of the invention;
FIG. 3 is a first cross-sectional view of a first embodiment of the present invention;
FIG. 4 is a second cross-sectional view of a first embodiment of the invention;
FIG. 5 is an exploded view of a burner and a burner according to a first embodiment of the present invention;
FIG. 6 is a partial cross-sectional assembly view of a burner and a burner in accordance with a first embodiment of the present invention;
FIG. 7 is a schematic diagram illustrating the driving of opening and closing of two sets of air supply chambers according to the first embodiment of the present invention;
FIG. 8 is a schematic view of an assembly of a gas chamber, an air chamber and a pressure assembly in accordance with a first embodiment of the invention;
FIG. 9 is a schematic diagram of a pressure assembly according to an embodiment of the invention;
FIG. 10 is a schematic diagram illustrating the assembly of a fuel gas chamber and a pressure assembly according to a first embodiment of the present invention;
FIG. 11 is a partial cross-sectional assembly view of a fuel gas chamber and pressure assembly in accordance with a first embodiment of the present invention;
FIG. 12 is a schematic view showing the assembly of a first annular valve plate according to a first embodiment of the present invention;
FIG. 13 is a schematic view of a first formation of a fuel gas passage according to a first embodiment of the present invention;
FIG. 14 is a schematic view of a second formation of a fuel gas passage according to a first embodiment of the present invention;
FIG. 15 is a first schematic diagram illustrating the assembly of a piston and two sets of magnetic rings according to a first embodiment of the present invention;
FIG. 16 is a second schematic assembly of a piston and two sets of magnetic rings according to a first embodiment of the present invention;
FIG. 17 is a schematic view of a hollow air chamber according to an embodiment of the present invention;
FIG. 18 is a schematic diagram illustrating an assembly of a hollow air chamber and a first impeller according to an embodiment of the present invention;
FIG. 19 is a schematic view showing the arrangement of air passages in a first embodiment of the present invention;
FIG. 20 is a schematic diagram showing the opening and closing of the air passage controlled by the first annular valve plate according to the first embodiment of the present invention;
FIG. 21 is a first cross-sectional view of a second embodiment of the invention;
FIG. 22 is a second cross-sectional view of a second embodiment of the present invention;
FIG. 23 is a schematic diagram of a pressure assembly according to a second embodiment of the present invention;
FIG. 24 is a schematic diagram illustrating the assembly of a fuel gas chamber and a pressure assembly according to a second embodiment of the present invention;
FIG. 25 is a partial cross-sectional assembly view of a fuel gas chamber and pressure assembly in accordance with a second embodiment of the present invention;
FIG. 26 is a schematic diagram illustrating formation of a fuel gas passage in a second embodiment of the present invention;
FIG. 27 is a schematic diagram illustrating an assembly of a pressure assembly and a power generation coil according to a second embodiment of the present invention;
FIG. 28 is a schematic diagram of a first structure of a power generating coil according to a second embodiment of the present invention;
Fig. 29 is a second schematic structural view of a power generating coil according to the second embodiment of the present invention;
FIG. 30 is a first schematic view illustrating a downward force applied to a driving assembly according to a second embodiment of the present invention;
FIG. 31 is a second schematic view illustrating a downward force applied to a driving assembly according to a second embodiment of the present invention;
FIG. 32 is a first schematic diagram of a second annular valve plate for controlling opening and closing of an air passage according to a second embodiment of the present invention;
fig. 33 is a second schematic diagram of a second annular valve plate according to a second embodiment of the present invention for controlling opening and closing of the air passage.
In the figures, 1, a furnace end, 2, a furnace sleeve, 3, an air inlet pipe, 4, a gas valve pipe, 5, an outer combustion ring, 6, an inner combustion ring, 7, a first air supply cavity, 8, a second air supply cavity, 9, a top cover, 10, a sealing ring, 11, a first driving shaft, 12, an air chamber, 13, a gas chamber, 14, a first impeller, 15, a second impeller, 16, a piston, 17, a first movable ring, 18, a first fixed ring, 19, a third impeller, 20, a first guide ring, 21, a gas passage, 22, a first magnetic ring, 23, a second magnetic ring, 24, an air passage, 25, a first annular valve plate, 26, a second driving shaft, 27, a second movable ring, 28, a second fixed ring, 29, a strain reed, 30, a power generation coil, 301, a shell, 302, a rotary disc, 303, a magnet ring, 304, a second annular gear, 305, an induction coil, 31, a first limiting ring, 32, a first long gear, 33, a second limiting ring, 34, a second long gear, 35, a first annular gear, 36, a second annular ring, 37, a sliding chute, a fourth annular ring, 40, a sliding chute, and 43 are arranged.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "open," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like indicate orientation or positional relationships, merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
The gas burner for the frying furnace with high heat efficiency according to the invention is described below with reference to fig. 1-33.
1-4, 11 And 17, the gas burner for the stir-frying furnace with high heat efficiency comprises a furnace end 1, a furnace sleeve 2 arranged below the furnace end 1, a pneumatic channel formed between the furnace sleeve 2 and the furnace end 1, and a premixing chamber formed at the top of the pneumatic channel, wherein a gas chamber 13 is arranged at the bottom of the pneumatic channel, a gas passage 21 (shown in FIG. 11) is arranged along the circumferential direction, an air chamber 12 is arranged above the gas chamber 13, and an air passage 24 (shown in FIG. 17) is arranged along the circumferential direction, so that the gas in the gas chamber 13 flows out through the gas passage 21, and the air in the air passage 24 is sucked in during the jet process, so that the gas and the air flow to the premixing chamber together.
And be equipped with annular valve plate above gas passageway 21, annular valve plate can be with closed air passageway 24 of normal close state, be equipped with pressure component below annular valve plate simultaneously, pressure component can respond the gas self release pressure and produce the drive, the opening size of annular valve plate to air passageway 24 is controlled, make gas and air mix under the spiral state ration, after mixing carry to the premixing chamber again, and after intensive mixing, respond to the size of gas self pressure flow, carry the gas selectivity to the furnace end 1 in, the outer lane, make the size that furnace end 1 burnt keep synchronous with the supply size of gas.
As shown in fig. 8-16, in order to realize opening of the annular valve plate to the air passage 24, the pressure assembly comprises a piston 16 positioned in the gas chamber 13, a second impeller 15 is rotatably mounted on the piston 16, meanwhile, a gas valve tube 4 (the gas valve tube 4 is tangentially aligned with the blades of the second impeller 15, so that the gas delivered by the gas valve tube 4 can push the second impeller 15 to rotate under the impact of self gas pressure) is arranged on the gas chamber 13, and first guide rings 20 are alternately arranged on the blades of the second impeller 15, so that a gas passage 21 is formed by the gap between the first guide rings 20 and the second impeller 15 (the gas inlet at the bottom of the gas passage 21 is in a narrow-mouth structure, so that the pressure flow of the gas is always larger than the narrow-mouth output flow, the top of the gas passage 21 is in a spiral structure, so that the gas can be guided along the spiral structure during the gas output, the gas is output towards a spiral state, and the rotation of the second impeller 15 is utilized to ensure that the gas is discharged, the spiral jet state is maintained), the first guide ring 20 is fixedly connected with the first annular valve plate 25, when the valve size of the gas valve pipe 4 is controlled by a switch, the gas is conveyed into the gas chamber 13 under the pressure effect, as the pressure flow of the gas is always larger than the output flow of the gas passage 21, the gas is slowly accumulated in the gas chamber 13 while being conveyed out, the pressure is applied to the piston 16 to push the piston 16 to move downwards, then the opening and closing of the valve of the gas valve pipe 4 are gradually increased, the pressure flow of the gas is increased, the output flow of the gas through the gas passage 21 is synchronously increased, and the pressure acted on the piston 16 is synchronously increased at the moment, so that the piston 16 is pushed to move downwards further in the process of moving downwards the piston 16, the first annular valve plate 25 is driven to move away from the air passage 24 continuously, so that the air passage 24 keeps a larger opening state along with the increase of the pressure and flow of the fuel gas, and then the injected fuel gas can draw more air from the air passage 24, so that the air passage 24 can keep a dynamic opening size along with the size of the fuel gas jet flow, the mixing balance of the fuel gas and the air under the dynamic change is realized, and the fuel gas combustion sufficiency is improved.
The pressure assembly further comprises a second magnetic ring 23 located below the piston 16, a first magnetic ring 22 (as shown in fig. 15-16) is arranged below the second magnetic ring 23, the first magnetic ring 22 and the second magnetic ring 23 are magnetically repulsive to form a deformation space, downward movement yielding of the piston 16 is provided, the magnetic force repulsion of the first magnetic ring 22 and the second magnetic ring 23 is utilized to provide magnetic force support for the piston 16, so that when the piston 16 is subjected to the change of the gas pressure, the downward movement is gradually overcome (the gas inlet pressure of a burner used in a restaurant, a hotel and the like is generally 3000-5000 Pa, the conversion of the acting force is intuitively embodied as that an object equivalent to 3-5 kg is pressed on the area of the palm, and the piston 16 is located in the gas chamber 13, and the pressure area of the palm is similar to the size, and therefore the stress of the piston 16 can overcome the magnetic force between the two groups of magnetic rings to move downward.
It should be noted that, the outer rings of the first magnetic ring 22 and the second magnetic ring 23 are respectively provided with a first fixed ring buckle 18 and a first movable ring buckle 17, so as to limit and fix the two groups of magnetic rings, and the first fixed ring buckle 18 and the first movable ring buckle 17 also keep relative sliding, so as to provide limit guidance when the piston 16 is forced to move.
As shown in fig. 8 to 9 and 17 to 20, in order to achieve mixing of the fuel gas and the air, a first impeller 14 is rotatably installed inside the air chamber 12, and an air inlet pipe 3 is provided at one side of the air chamber 12 (the air inlet pipe 3 is tangentially aligned with the first impeller 14 so that the air force generated by the air when the external blower or the like conveys the air into the air chamber 12 through the air inlet pipe 3 can push the first impeller 14 to rotate), wherein an air passage 24 through which the fuel gas circulates is formed at one side of the blades of the first impeller 14 so that the air can be synchronously rotated along the air passage 24 in response to the rotation of the first impeller 14 when the fuel gas is spirally discharged from the fuel gas passage 21 in response to the rotation of the second impeller 15, and then the fuel gas and the air are mixed in a spiral state under entrainment of the fuel gas jet flow so as to improve the mixing efficiency (as shown in fig. 18 to 20).
It should be noted that, the pressure assembly further includes a first driving shaft 11 located in the middle of the second impeller 15, where the first driving shaft 11 extends into the premixing chamber and can rotate synchronously in response to the rotation of the second impeller 15, and the first driving shaft 11 is connected to a third impeller 19 located in the premixing chamber, so that when the fuel gas and the air are combined and then delivered into the premixing chamber, the third impeller 19 mixes the fuel gas and the air with turbulent flow again under the driving of the first driving shaft 11, so that the two are fully combined (as shown in fig. 8-9).
As shown in fig. 3-7, in order to realize synchronous discharge of mixed gas and air, an outer combustion ring 5 is arranged at the edge of the furnace end 1, a second air supply cavity 8 is formed between the furnace end 1 and the furnace end 1, an inner combustion ring 6 is arranged at the center of the furnace end 1, a first air supply cavity 7 is formed between the furnace end and the furnace end 1, meanwhile, a top cover 9 is arranged at the inner ring of a third impeller 19, the top cover 9 is positioned at the air inlet of the first air supply cavity 7, a sealing ring 10 is arranged at the outer ring of the third impeller 19, the sealing ring 10 is positioned at the air inlet of the second air supply cavity 8, when the third impeller 19 is driven by rotation of a first driving shaft 11, the top cover 9 and the sealing ring 10 are driven to move downwards synchronously in response to the downward movement of the first driving shaft 11, when the gas conveying pressure flow is smaller, the piston 16 is driven to move downwards by a small amplitude, the top cover 9 is moved downwards from the first air supply cavity 7, the mixed gas and the air can be conveyed to the inner combustion cavity 7 through the first air supply cavity 7, the gas required by small fire is provided (the upper end 10 is provided, the second air supply cavity 10 is continuously moved downwards from the upper end of the first air supply cavity 8 to the first air supply cavity 8, and the second air supply cavity 8 can be continuously moved downwards when the gas conveying high pressure is continuously and the gas is driven to move downwards from the first air supply cavity 8 to the second air supply cavity 1, and the second air is continuously to move downwards synchronously, and the air supply cavity is continuously is high in the air supply volume is continuously is moved downwards, and high when the air is supplied to the air supply cavity is high is can be moved downwards, and high in the air supply cavity is can is moved, and is moved downwards is can is moved under the air).
When the gas valve is used (in operation), the valve size of the gas valve pipe 4 is controlled by a switch, so that gas is conveyed into the gas chamber 13 under the action of pressure, when the gas is conveyed into the gas chamber 13, because the pressure flow of the gas is always larger than the output flow of the gas passage 21, the gas is slowly accumulated in the gas chamber 13 when the jet flow is conveyed out, the pressure is applied to the piston 16, the piston 16 is pushed to move downwards, the driving force for driving the first annular valve plate 25 to move downwards is generated, the first annular valve plate 25 is moved away from the air passage 24, the air passage 24 is opened, the gas conveying can push the second impeller 15 to rotate, so that the gas moves in a spiral state, at the moment, equipment such as an external blower synchronously conveys air into the air chamber 12 through the air inlet pipe 3, wind force generated by the air can push the first impeller 14 to rotate, so that the gas can synchronously respond to the rotation of the first impeller 14 when the gas is spirally ejected out of the gas passage 21 in response to the rotation of the second impeller 15, the air can spirally rotate along the air passage 24, and then the gas jet flow is spirally sucked down with the air in a spiral state so that the gas is mixed with the air in a spiral state;
and when the second impeller 15 rotates to move downwards, the third impeller 19 can be driven to rotate by the synchronous rotation of the first driving shaft 11, the top cover 9 and the sealing ring 10 are driven to move downwards synchronously, the gas and the air are mixed again by utilizing the rotation of the third impeller 19, the mixed gas is selectively conveyed into the first gas supply cavity 7 and the second gas supply cavity 8 by utilizing the sequential opening of the top cover 9 and the sealing ring 10, the combustion size is kept synchronous with the gas supply size, and the synchronous change of the combustion firepower size is controlled.
As shown in fig. 21-33, the pressure assembly of the present embodiment is different from that of the first embodiment in that the pressure assembly includes a fourth impeller 42 rotatably mounted in the gas chamber 13, the fourth impeller 42 rotates in response to the impact of the gas jet, and a second guide ring 43 is disposed on the vane of the fourth impeller 42, so that the gas passageway 21 is formed between the second guide ring 43 and the fourth impeller 42, after the gas pushes the fourth impeller 42 to rotate, the gas is spirally blown out along the gas passageway 21, meanwhile, a second driving shaft 26 is slidingly engaged in the middle of the fourth impeller 42, and the second driving shaft 26 can synchronously rotate in response to the rotation of the fourth impeller 42 and generate an axial movement driving force to drive a second annular valve plate 39 mounted on the second driving shaft 26 to move downwards, and the second annular valve plate 39 is utilized to control the synchronous opening of the size of the air passageway 24 along with the change of the pressure flow of the gas, so that the spirally blown out gas is sucked out and quantitatively mixed with the air in a spiral flowing state.
It should be noted that, as shown in fig. 32-33, the inner ring of the second annular valve plate 39 is provided with a supporting ring 38, and the supporting ring 38 is rotationally connected with the first limiting ring 31 provided on the second driving shaft 26, so that the second annular valve plate 39 is only pressed by the second driving shaft 26 and does not synchronously rotate with the second driving shaft 26, so as to reduce the overall self-gravity and rotational load driving of the second driving shaft 26, and the outer ring of the second annular valve plate 39 is provided with a limiting slider 40, and the inner ring of the first impeller 14 is provided with a limiting chute 41, and the second annular valve plate 39 is slidably mounted on the first impeller 14 by using the sliding combination of the limiting slider 40 and the limiting chute 41, so as to provide guiding limiting of the downward movement of the second annular valve plate 39.
In addition, the second driving shaft 26 is further provided with a first long gear 32, the fourth impeller 42 is provided with a first annular gear 35, and the first long gear 32 can be slidably engaged along the first annular gear 35, so that the second driving shaft 26 can rotate and move along the fourth impeller 42.
As a further scheme of this embodiment, as shown in fig. 27-31, in order to realize synchronous downward movement during rotation in the second driving shaft 26, the pressure assembly further includes a power generation coil 30 disposed at the bottom end of the second driving shaft 26, and an electromagnet 36 disposed above the power generation coil 30, where the electromagnet 36 is disposed opposite to an armature ring 37 rotatably mounted on the second driving shaft 26, so that when the second driving shaft 26 rotates, the power generation coil 30 generates electric power in response to rotation of the second driving shaft 26, and when the electromagnet 36 is energized, magnetic attraction force is generated to drive the armature ring 37 to move closer to the electromagnet 36, and when the electromagnet 36 is energized, a driving force for driving the second driving shaft 26 to move downward is generated, and then the second annular valve plate 39 is driven to move downward, so that the air passage 24 is opened, and as the size of the pressure flow of the gas itself changes, the rotational pushing of the fourth impeller 42 also changes, so that when the second driving shaft 26 rotates, the electric power acting on the power generation coil 30 changes, and the magnetic attraction force of the electromagnet 36 changes, and the downward movement amount of the second driving shaft 26 is driven dynamically, so that the second annular valve plate 39 is controlled with the pressure of the gas itself, so that the air passage 24 is kept constant in a constant volume, and the opening ratio is kept.
As shown in fig. 27 to 29, the generating coil 30 is composed of a housing 301, a turntable 302, a magnet ring 303, a second ring gear 304, and an induction coil 305, wherein the induction coil 305 is disposed in the housing 301, the magnet ring 303 is disposed in the turntable 302, the second ring gear 304 is disposed in the middle of the turntable 302, and is in sliding engagement with a second long gear 34 disposed on the second driving shaft 26 (the second driving shaft 26 can slide and rotate on the turntable 302 by using the sliding engagement of the second long gear 34 and the second ring gear 304), the turntable 302 is driven to rotate while the second driving shaft 26 rotates, so that the magnet ring 303 rotates relative to the induction coil 305, the magnetic field of the magnet ring 303 rotates along with the turntable 302 to cut the induction coil 305, an alternating induction electromotive force is generated, the induction electromotive force forms an alternating current through the induction coil 305, and is output to the electromagnet 36, and the electromagnet 36 generates electromagnetic attraction.
And, as shown in fig. 30-31, a combination of a second movable ring 27 and a second fixed ring 28 is further provided below the gas chamber 13, and a strain reed 29 is provided between the second movable ring 27 and the second fixed ring 28, wherein an electromagnet 36 is provided on the second fixed ring 28, and an armature ring 37 is provided on the second movable ring 27 and is rotationally connected with a second stop collar 33 provided on the second driving shaft 26, so that the armature ring 37 only applies a downward pressure to the second driving shaft 26 and does not synchronously rotate with the second driving shaft 26, so that the whole self-gravity and rotational load driving of the second driving shaft 26 are reduced, and simultaneously, the combination of the second movable ring 27 and the second fixed ring 28 can play a guiding limit role when the armature ring 37 moves magnetically, and the strain reed 29 provided between the second movable ring 27 and the second fixed ring 28 can provide a self-reset function after the movement of the armature ring 37, so that the second driving shaft 26 is pushed to reset when the gas stops being conveyed.
Further, the second driving shaft 26 extends into the premixing chamber and is connected with the combination of the third impeller 19, the top cover 9 and the sealing ring 10, the second driving shaft 26 is used for responding to the rotation driving of the fourth impeller 42 to generate driving force for pushing the third impeller 19 to rotate so as to fully mix the fuel gas and the air, the second driving shaft 26 is used for responding to the downward movement of the magnetic attraction force to sequentially generate driving force for driving the top cover 9 and the sealing ring 10 to open, and the mixed fuel gas and air are conveyed into the burner 1 for combustion.
In contrast to the first embodiment, when in use (in operation), when the fuel gas is delivered into the fuel gas chamber 13, the fourth impeller 42 is pushed to rotate, the second driving shaft 26 is driven to rotate by the rotation of the fourth impeller 42, and in the process of rotating the second driving shaft 26, the power generation coil 30 is driven to generate power, the electromagnet 36 is electrified, the armature ring 37 is driven to move towards the electromagnet 36 by generating magnetic attraction force, and simultaneously, a driving force for driving the second driving shaft 26 to move downwards is generated, and then the second annular valve plate 39 is driven to move downwards by using the downward movement of the second driving shaft 26, so that the air passage 24 is opened, and the fuel gas and the air keep quantitative spiral mixing.
The rotation of the second drive shaft 26 moves downward and synchronously acts on the third impeller 19, the top cover 9 and the seal ring 10, thereby realizing the remixing of the fuel gas and the air and the synchronous change of the fuel gas supply size and the combustion fire size.
It is noted that relational terms such as first and second, and the like are 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, article, 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, article, or apparatus.
The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (8)
1. A gas burner for a frying stove with high thermal efficiency, comprising:
A burner (1);
The furnace sleeve (2) is arranged below the furnace end (1) and forms a pneumatic channel with the furnace end (1);
The gas chamber (13), the gas chamber (13) locates at the bottom of the air channel, and offer the gas channel (21) circumferentially, the top of the air channel forms the premixing chamber;
the air chamber (12), the air chamber (12) locates above the gas chamber (13), and offer the air passage (24) along the circumference, the gas jet of the gas chamber (13) catches up the air in the air chamber (12) and flows to the premixing chamber together;
An annular valve plate is arranged above the fuel gas passage (21), and can close the air passage (24) in a normally closed state;
The pressure assembly is positioned below the annular valve plate and used for controlling the opening size of the annular valve plate to the air passage (24) so as to quantitatively mix and convey the fuel gas and the air to the premixing chamber;
The pressure assembly includes:
the piston (16), the piston (16) locates inside the gas chamber (13), the piston (16) can respond to the gas and deliver the pressure to move down;
The first guide ring (20), the first guide ring (20) is located on the piston (16);
The annular valve plate is a first annular valve plate (25) arranged above the first guide ring (20);
the pressure assembly further comprises:
the second magnetic ring (23), the second magnetic ring (23) locates under piston (16);
the first magnetic ring (22), the said first magnetic ring (22) locates under the second magnetic ring (23), and the first magnetic ring (22) and second magnetic ring (23) magnetic force repel, form the deformation space, offer the downward movement of the piston (16) when the force is applied to give way;
The air inlet at the bottom of the gas passage (21) is of a narrow-mouth structure, so that the pressure flow of the gas is always larger than the output flow of the narrow-mouth.
2. The gas burner for a high thermal efficiency cooking stove of claim 1, wherein said pressure assembly further comprises:
the second impeller (15) is rotatably arranged on the piston (16) and rotates in response to the impact of the gas jet;
the first driving shaft (11) is positioned in the middle of the second impeller (15) and extends into the premixing chamber, and the first driving shaft (11) can synchronously rotate and move downwards in response to the second impeller (15) to generate driving force for driving the gas and the air to be mixed and then discharged.
3. The gas burner for a high thermal efficiency cooking stove of claim 1, wherein said pressure assembly comprises:
the fourth impeller (42) is rotatably arranged in the gas chamber (13) and rotates in response to the impact of the gas jet;
A second driving shaft (26), wherein the second driving shaft (26) is in sliding engagement with the middle part of the fourth impeller (42), synchronously rotates in response to the rotation of the fourth impeller (42) and can move downwards along the axial direction of the second driving shaft;
the annular valve plate is a second annular valve plate (39) rotatably mounted on a second drive shaft (26).
4. A gas burner for a highly thermally efficient cooking oven according to claim 3, wherein said pressure assembly further comprises:
a power generation coil (30), the power generation coil (30) being provided at the bottom end of the second drive shaft (26) and generating electric power in response to rotation of the second drive shaft (26);
an electromagnet (36), wherein the electromagnet (36) is arranged above the power generation coil (30);
The armature ring (37) is rotatably arranged on the second driving shaft (26) and is opposite to the electromagnet (36), so that when the electromagnet (36) is electrified by the power generation coil (30) generating power, magnetic attraction is generated to drive the armature ring (37) to move towards the electromagnet (36) to be close to the electromagnet, and driving force for driving the second driving shaft (26) to move downwards is generated.
5. A gas burner for a frying stove with high heat efficiency according to claim 3, characterized in that the second driving shaft (26) extends into the premixing chamber and is capable of generating driving force for driving the gas and air to be discharged after mixing in response to the rotation driving of the fourth impeller (42) and the downward moving driving of the armature ring (37).
6. The gas burner for a high thermal efficiency cooking stove according to any one of claims 1 to 5, further comprising:
The first impeller (14) is rotatably arranged in the air chamber (12), the first impeller (14) can rotate in response to air jet flow pushing, and an air passage (24) for air circulation is formed on one side of the blades of the first impeller (14);
The second guide ring (43), the second guide ring (43) is arranged on the blade of the fourth impeller (42), and a gas passage (21) for gas circulation is formed between the second guide ring (43) and the fourth impeller (42), and between the first guide ring (20) and the second impeller (15).
7. The gas burner for a high thermal efficiency stir-frying oven as recited in claim 6, further comprising:
the outer combustion ring (5) is positioned at the edge of the furnace end (1), and a second air supply cavity (8) is formed between the outer combustion ring (5) and the furnace end (1);
the inner combustion ring (6), the inner combustion ring (6) is located in the center of the furnace end (1), and a first air supply cavity (7) is formed between the inner combustion ring and the furnace end (1).
8. The gas burner for a high thermal efficiency stir-frying oven as recited in claim 6, further comprising:
The third impeller (19) is positioned in the premixing chamber, and the third impeller (19) can rotate in response to the driving of the pressure component, so that the combined fuel gas and air are mixed;
The top cover (9) is positioned at the air inlet of the first air supply cavity (7), and the top cover (9) can respond to the driving of the pressure component to move downwards to control the opening size of the first air supply cavity (7);
The sealing ring (10) is positioned at the air inlet of the second air supply cavity (8), and the sealing ring (10) can respond to the driving of the pressure component to move downwards to control the opening size of the second air supply cavity (8).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202511176189.4A CN120969827B (en) | 2025-08-21 | 2025-08-21 | Gas burner for stir-frying stove with high heat efficiency |
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| CN202511176189.4A CN120969827B (en) | 2025-08-21 | 2025-08-21 | Gas burner for stir-frying stove with high heat efficiency |
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| CN120969827B true CN120969827B (en) | 2026-05-01 |
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| CN108253419A (en) * | 2017-12-22 | 2018-07-06 | 郝名慧 | A kind of pneumatic power amplifier automatic regulating valve and its application |
| CN112682785A (en) * | 2019-10-17 | 2021-04-20 | 芜湖美的厨卫电器制造有限公司 | Combustor and gas heater |
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| KR101308936B1 (en) * | 2012-02-06 | 2013-09-23 | 주식회사 경동나비엔 | Gas-air mixer for burner |
| ITFI20130179A1 (en) * | 2013-08-01 | 2015-02-02 | Stefano Gaspari | A DEVICE TO PREVENT AND INTERCEPT GAS LOSSES |
| CN207778439U (en) * | 2018-01-29 | 2018-08-28 | 江苏长强钢铁有限公司 | Self-priming coal gas burns nozzle |
| EP4095438A1 (en) * | 2021-05-27 | 2022-11-30 | BIC Violex Single Member S.A. | Flame producing assemblies |
| TWI783768B (en) * | 2021-11-02 | 2022-11-11 | 陽明產業有限公司 | Pipeline gas self-closing device |
| CN218442283U (en) * | 2022-09-01 | 2023-02-03 | 华帝股份有限公司 | Gas kitchen ranges |
| CN117803924B (en) * | 2023-12-28 | 2024-05-24 | 广东合创达电器科技有限公司 | A blast rotation premixing device used in a gas stove |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108253419A (en) * | 2017-12-22 | 2018-07-06 | 郝名慧 | A kind of pneumatic power amplifier automatic regulating valve and its application |
| CN112682785A (en) * | 2019-10-17 | 2021-04-20 | 芜湖美的厨卫电器制造有限公司 | Combustor and gas heater |
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