CN103900088B - A kind of kitchen range air blast burner - Google Patents
A kind of kitchen range air blast burner Download PDFInfo
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- CN103900088B CN103900088B CN201410151335.3A CN201410151335A CN103900088B CN 103900088 B CN103900088 B CN 103900088B CN 201410151335 A CN201410151335 A CN 201410151335A CN 103900088 B CN103900088 B CN 103900088B
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- burner
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Abstract
The present invention relates to a kind of kitchen range air blast burner, including burner nozzle, it is connected to the airtight burner box below burner nozzle, this airtight burner box is connected with burner nozzle through injection premix barrel and ignition electrode and inductive needle, it is connected with airtight burner box, the aerator of air blast wherein, combustion gas is passed through assembly, the fuel gas path pipe including the nozzle being connected with injection premix barrel entrance, connecting nozzle and the electromagnetism gas ratio valve accurately controlling combustion gas intake, control assembly, including lighter, electric controller, transformator, control the running of burner.Compared with prior art, the present invention uses partially premixed atmospheric combustion mode, before being that combustion gas does not forms flame, first premix with air, making total air reduce more than 30% than blowing-type diffusion combustion mode, such flame temperature is high, uses middle heat exchanger effectiveness the highest.
Description
Technical field
The present invention relates to a kind of burner, especially relate to a kind of kitchen range air blast burner.
Background technology
What existing air blast burner used is all diffusion type blast roasting mode, and this mechanism is simple, easily manufactured,
But it is low to there is combustion intensity, burning need organization volume big-high material consumption, more for making burning fully must supply
The size of excess air-blower fan and power will strengthen, and ignition temperature is low-defect such as the thermal efficiency is low.This is because flame
The most just ambient air combustion-supporting under burn, and air is had a kind of isolation to make by the flame formed
Hardly enter the center of flame with so that air and combustion gas is fully contacted thus realizes burning completely.Use at present
Way be greatly increased air quantity delivered exactly, by the supply of large quantity of air so that gas flame and combustion air
Contact probability rises, even if so still there is unburnt hidden danger, and the pouring in of large quantity of air so that burning
The high-temperature flue gas produced is lowered the temperature by Dilution air, and the phenomenon produced when specifically used is exactly that the temperature of flame declines, root
According to the theory of thermal conduction study, between two kinds of cold and hot matchmakers, the temperature difference is the biggest, and heat exchanger effectiveness is the highest. so flame temperature reduces
The heat exchange between pot during use and on kitchen range is just deteriorated, so the thermal efficiency is low.
The Chinese patent of Application No. 201310226030.X discloses the efficient burning of a kind of blowing type gas kitchen range
Device, including main combustion torch, torch kept burning day and night, vane.Arrange between main combustion torch and torch kept burning day and night around main combustion torch bottom outer wall
The vane of annular groove-shaped, during work, blower fan the distinguished and admirable secondary air holes by being located at main combustion torch bottom of air provided
In entrance vane, the distinguished and admirable guiding through vane of air formed around main combustion torch outer wall, be positioned at main combustion torch and torch kept burning day and night it
Between, the air-spray that upwards sprays, when gas kitchen ranges does not mounts iron pan, air-spray is in disturbing main torch flame, length
The normal combustion of bright torch flame, although air is distinguished and admirable is to enter burning cabinet from vane, but remains and make flame in igniting
Rear ability ambient air combustion-supporting under burn, therefore efficiency of combustion is the highest, further, since efficiency of combustion is the highest,
Need to blast substantial amounts of air, cause the power of aerator relatively big and volume also can increase accordingly, improve energy consumption with
And the loss of material, the size of flame is also merely able to regulate by eye.
Summary of the invention
Defect that the purpose of the present invention is contemplated to overcome above-mentioned prior art to exist and a kind of heat exchanger effectiveness is provided
Kitchen range air blast burner high, that burn complete and stable.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of kitchen range air blast burner, including:
Burner nozzle,
Be connected to the airtight burner box below burner nozzle, this airtight burner box through injection premix barrel and ignition electrode and
Inductive needle is connected with burner nozzle,
It is connected with airtight burner box, wherein the aerator of air blast,
Combustion gas is passed through assembly, including the nozzle being connected with injection premix barrel entrance, connect nozzle fuel gas path pipe and
Accurately control the electromagnetism gas ratio valve of combustion gas intake,
Control assembly, including lighter, electric controller, transformator, control the running of burner.
The wind of described aerator output is all allocated in burner box, primary air in injection premix barrel with
The combustion gas mixing of injection premix barrel porch nozzle output, forms the mixed gas of gas/air, through injection premix barrel
Enter burner head, then change direction, horizontally enter into burner nozzle and in the exit of burner nozzle by point
The spark of fire pin is lighted, and the auxiliary air retained in airtight burner box carries out two through gas outlet to burner nozzle conveying
Formed after secondary mixing and burn completely.
Described closed burner has air-capacitor effect, it is possible to the pressure distribution in harmonious combustion device.
The angle of 45～135 degree is formed between mixed gas and the auxiliary air of described gas/air.
The mixed gas of described gas/air enters into the head of burner after premixing in injection premix barrel, in combustion
Burner head is converted to static pressure by the form of dynamic pressure+static pressure, and described auxiliary air is dynamic pressure in airtight burner box
Form, the mixed form forming dynamic pressure+static pressure at burner nozzle is sufficiently mixed so that burning fully, will
In the waste gas of discharge, bad components is down to minimum.
Air throttle plate in order to regulate primary air flow is set at described injection premix barrel air intake, adjusts
Primary air and the ratio of auxiliary air.
The input quantity of described primary air accounts for the 50-80v/v% of aerator air blast total amount.
Described combustion gas enters in electromagnetism gas ratio valve by combustion gas input port, through electric controller control, by adjusting
Joint aperture controls gas flow so that combustion power produces change.
It is provided with valve block in described electromagnetism gas ratio valve, changes gap size by controlling the up and down motion of valve block,
Control gas flow.
Described ignition electrode is by electric controller control, when needs ignition, carries out firing action, then returns closedown
Igniting, the continuing of burning is maintained by the combustion chemistry chain after flame formation, described inductive needle detection flame formation with
No effect, utilizes whether the unilateral conduction of combustion flame, detection flame are formed and stable lasting, when flame occurs
Extinguish, during the unusual condition of flame instability, signal is fed back to electric controller and closes fuel gas path.
Electric controller in control assembly, lighter, transformator can be arranged on one, it is also possible to pacify the most alone
Dress, connects transmission signal and action current with wire.Aerator, airtight burner box, ignition electrode, inductive needle, combustion
Burner head, burner nozzle, injection premix barrel, nozzle must be assembled in forming a unit entirety together, no
Must separate and install alone.
Aerator may be mounted at the side that can also be arranged on airtight burner box bottom airtight burner box.
Compared with prior art, the invention have the advantages that
(1) present invention uses partially premixed atmospheric combustion mode, before being that combustion gas does not forms flame, elder generation and air
Premixing, combustion gas in this time exists with gaseous state, and the mixing of air easily realizes and mix homogeneously, so
After form " flame of originally lighting a fire " again, this through premix air flame need combustion-supporting air quantity greatly reduced, institute
Achieve that and burn completely simply entering a certain amount of air at flame periphery.Total air is than blowing-type diffusion combustion
Burning mode reduces more than 30%, and such flame temperature is high, uses middle heat exchanger effectiveness the highest.
(2) input quantity of the primary air controlling premix accounts for the 50-80v/v% of total amount, and premix air is less than 50%,
The supply of follow-up combustion air can increase, thus can be close to diffusion combustion mode so that air excess increases
Adding, ignition temperature reduces, and heat exchanger effectiveness reduces；Premix air is higher than 80%, then combustion gas and the mixing of air
The flame velocity that product is formed is accelerated, and easily produces the rough burning situations such as tempering, the safety to burning
There is the harm of reduction.
(3) control to be formed between mixed gas and the auxiliary air of gas/air the angle of 45～135 degree, due to
The flame that fuel gas buring is formed is a spherical envelope shape, and outside is referred to as flame envelope, and internal is referred to as internal flame, flame envelope
Being easy to contact the air of periphery, formed and burn completely, internal flame, owing to being wrapped in by flame envelope, is difficult to and the sky of periphery
Gas contact is formed burns completely.Under normal circumstances, the flow direction of combustion air is consistent with the burning direction of flame
, so air can only supply flame envelope burning and be taken away by flame envelope, if the direction that air is flowed and combustion flame
Direction shape at a certain angle, such air is easy for being contacted with internal flame by flame envelope so that inside and outside flame all obtains
To the effect of combustion air, jointly complete to burn completely.
(4) owing to lacking the combustion gas of air when burning, the temperature of flame can reduce, and the carbon in combustion gas can separate out
Or to form CO, fall with fume emission, such flame temperature is low, efficiency of combustion is the lowest, and heat exchanger effectiveness is also
Low, the present invention passes through twice mixing, utilizes auxiliary air to carry out combustion-supporting as auxiliary gas so that burning is complete,
The formed end product of combustion flame is CO2And H2O, such efficiency of combustion is the highest, flame temperature is the highest,
Heat exchanger effectiveness also increases.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of the present invention；
Fig. 2 is the structural representation of burner nozzle；
Fig. 3 is the structural representation that combustion gas is passed through assembly；
Fig. 4 is the structural representation controlling assembly.
In figure, 1 be burner nozzle, 2 be burner head, 3 be ignition electrode, 4 be inductive needle, 5 for injection
Premix barrel, 6 be nozzle, 7 be nozzle holder, 8 be airtight burner box, 9 be aerator, 10 for fuel gas path
Pipe, 11 be electromagnetism gas ratio valve, 12 for combustion gas input port, 13 for electric controller, 14 be lighter, 15
For transformator.
Detailed description of the invention
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.
Embodiment
A kind of kitchen range air blast burner, its structure as it is shown in figure 1, specifically include that burner nozzle 1 (as
Shown in Fig. 2), it is connected to the airtight burner box 8 below burner nozzle 1, this airtight burner box 8 is pre-through injection
Mixed pipe 5 is connected with burner head 2, is connected with burner nozzle 1 through ignition electrode 3 and inductive needle 4.With airtight
Burner box 8 connects, the aerator 9 of air blast wherein.Combustion gas is passed through assembly (as shown in Figure 3), including with draw
Penetrating the nozzle 6 that premix barrel 8 entrance connects, this nozzle 6 supports through nozzle holder and connects, and connects the combustion gas of nozzle 6
Access tube 10 and accurately control the electromagnetism gas ratio valve 11 of combustion gas intake, electromagnetism gas ratio valve 11 with under
The combustion gas input port 12 of side connects.Control assembly (as shown in Figure 4) include lighter 14, electric controller 13,
Transformator 15, controls the running of burner.Wherein, electric controller 13, lighter 14, transformator 15 are permissible
It is arranged on one, it is also possible to install the most alone, connects transmission signal and action current with wire.Aerator 9, close
Close burner box 8, ignition electrode 3, inductive needle 4, burner head 2, burner nozzle 1, injection premix barrel 5,
Nozzle 6 must be assembled in forming a unit entirety together, must not separate and install alone.But the position of aerator 9
Put and can not fix, may be mounted at the side that can also be arranged on airtight burner box bottom airtight burner box.
The wind of aerator 9 output is all allocated in airtight burner box 8, and primary air is in injection premix barrel 8
In with injection premix barrel 8 porch nozzle 6 output combustion gas mixing, formed gas/air mixed gas, through drawing
Penetrate after premix barrel 8 enters burner head 2 and change direction, horizontally enter into burner nozzle 1 and at burner nozzle
The spark of the ignited pin in exit 3 of 1 is lighted, the auxiliary air retained in airtight burner box 8 through gas outlet to combustion
Burner burner 1 conveying is formed after carrying out secondary mixing burns completely.Closed burner 8 has air-capacitor effect, it is possible to
Pressure distribution in harmonious combustion device.
The angle of 45～135 degree can be formed, owing to combustion gas is fired between mixed gas and the auxiliary air of gas/air
Burning the flame formed is a spherical envelope shape, and outside is referred to as flame envelope, and internal is referred to as internal flame, and flame envelope is easy to
The air of contact periphery, is formed and burns completely, and internal flame, owing to being wrapped in by flame envelope, is difficult to and the air contact of periphery
Formed and burn completely.Under normal circumstances, the flow direction of fire-retardant air is consistent with the burning direction of flame, institute
Flame envelope burning can only be supplied with air and be taken away by flame envelope, if the direction that air is flowed and the direction of combustion flame
Shape is at a certain angle, and such air is easy for being contacted with internal flame by flame envelope so that inside and outside flame all obtains combustion-supporting
The effect of air, completes to burn completely jointly.
It addition, the mixed gas of gas/air enters into burner head 2 after premixing in injection premix barrel 8,
Burner head 2 is converted to static pressure by the form of dynamic pressure+static pressure, and auxiliary air is dynamic pressure in airtight burner box 8
Form, the mixed form forming dynamic pressure+static pressure at burner nozzle 1 is sufficiently mixed, and makees with auxiliary air
Carry out combustion-supporting for auxiliary gas so that bad components in the waste gas of discharge fully, is down to minimum by burning, burning fire
The formed end product of flame is CO2And H2O, such efficiency of combustion is the highest, flame temperature is the highest, heat exchange
Efficiency also increases.
Air throttle plate in order to regulate primary air flow is set at the air intake of injection premix barrel 8, adjusts
Primary air and the ratio of auxiliary air.The input quantity of primary air accounts for the 50-80v/v% of aerator air blast total amount.
When premix air is less than 50%, and the supply of follow-up combustion air can increase, thus can be close to diffusion combustion
Burning pattern so that air excess increases, ignition temperature reduces, and heat exchanger effectiveness reduces；Premix air is higher than 80%,
The flame velocity that then mix products of combustion gas and air is formed is accelerated, and easily produces the rough burning shapes such as tempering
Condition, has the harm of reduction to the safety burnt.
Combustion gas enters in electromagnetism gas ratio valve 11, in electromagnetism gas ratio valve 11 by combustion gas input port 12
It is provided with valve block, controls through electric controller 13, change gap size by controlling the up and down motion of valve block, control combustion
Throughput so that combustion power produces change.
Ignition electrode 3 is controlled by electric controller 13, when needs ignition, carries out firing action, then returns pass close point
Fire, the continuing of burning is maintained by the combustion chemistry chain after flame formation, and inductive needle 4 detects flame formation whether work
With, utilize whether the individual event electric conductivity of combustion flame, detection flame are formed and stable lasting, when fray-out of flame occurs, fire
During the unstable unusual condition of flame, signal is fed back to electric controller and closes fuel gas path.
Owing to the present invention uses partially premixed atmospheric combustion mode, before being that combustion gas does not forms flame, elder generation and air
Premixing, combustion gas in this time exists with gaseous state, and the mixing of air easily realizes and mix homogeneously, so
After form " flame of originally lighting a fire " again, this through premix air flame need combustion-supporting air quantity greatly reduced, institute
Achieve that and burn completely simply entering a certain amount of air at flame periphery.Total air is than blowing-type diffusion combustion
Burning mode reduces more than 30%, and such flame temperature is high, uses middle heat exchanger effectiveness the highest.
Claims (8)
1. a kitchen range air blast burner, it is characterised in that including:
Burner nozzle,
Be connected to the airtight burner box below burner nozzle, this airtight burner box through injection premix barrel and ignition electrode and
Inductive needle is connected with burner nozzle,
It is connected with airtight burner box, wherein the aerator of air blast,
Combustion gas is passed through assembly, including the nozzle being connected with injection premix barrel entrance, connect nozzle fuel gas path pipe and
Accurately control the electromagnetism gas ratio valve of combustion gas intake,
Control assembly, including lighter, electric controller, transformator, control the running of burner；
The wind of described aerator output is all allocated in burner box, primary air in injection premix barrel with
The combustion gas mixing of injection premix barrel porch nozzle output, forms the mixed gas of gas/air, through injection premix barrel
Enter burner head, then change direction, horizontally enter into burner nozzle and in the exit of burner nozzle by point
The spark of fire pin is lighted, and the auxiliary air retained in airtight burner box carries out two through gas outlet to burner nozzle conveying
Formed after secondary mixing and burn completely.
A kind of kitchen range air blast burner the most according to claim 1, it is characterised in that described combustion
The angle of 45～135 degree is formed between mixed gas and the auxiliary air of gas/air.
A kind of kitchen range air blast burner the most according to claim 1 and 2, it is characterised in that described
The mixed gas of gas/air premix in injection premix barrel after enter into the head of burner, at burner head
Being converted to static pressure by the form of dynamic pressure+static pressure, described auxiliary air is dynamic pressure form in airtight burner box,
The mixed form forming dynamic pressure+static pressure at burner nozzle is sufficiently mixed so that burning is fully, useless by discharge
In gas, bad components is down to minimum.
A kind of kitchen range air blast burner the most according to claim 1, it is characterised in that described draws
Penetrate the air throttle plate arranged at premix barrel air intake in order to regulate primary air flow, adjust primary air and two
The ratio of secondary air.
A kind of kitchen range air blast burner the most according to claim 4, it is characterised in that described one
The input quantity of secondary air accounts for the 50-80% of aerator air blast total amount.
A kind of kitchen range air blast burner the most according to claim 2, it is characterised in that described combustion
Gas enters in electromagnetism gas ratio valve by combustion gas input port, through electric controller control, controls combustion by regulation aperture
Throughput so that combustion power produces change.
A kind of kitchen range air blast burner the most according to claim 6, it is characterised in that described electricity
It is provided with valve block in magnetic gas ratio valve, changes gap size by controlling the up and down motion of valve block, control gas flow.
A kind of kitchen range air blast burner the most according to claim 1, it is characterised in that described point
Fire pin is by electric controller control, when needs ignition, carries out firing action, then returns closedown igniting, continuing of burning
Continuous maintained by the combustion chemistry chain after flame formation, the whether effect of described inductive needle detection flame formation, utilize
The unilateral conduction of combustion flame, whether detection flame is formed and stable lasting, and when there is fray-out of flame, flame is unstable
During fixed unusual condition, signal is fed back to electric controller and closes fuel gas path.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410151335.3A CN103900088B (en) | 2014-04-15 | 2014-04-15 | A kind of kitchen range air blast burner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410151335.3A CN103900088B (en) | 2014-04-15 | 2014-04-15 | A kind of kitchen range air blast burner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103900088A CN103900088A (en) | 2014-07-02 |
| CN103900088B true CN103900088B (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410151335.3A Active CN103900088B (en) | 2014-04-15 | 2014-04-15 | A kind of kitchen range air blast burner |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106439821A (en) * | 2016-08-29 | 2017-02-22 | 宁波方太厨具有限公司 | Civil combustor test device and combustor test method applying same |
| CN116951482B (en) * | 2023-08-03 | 2024-01-05 | 威海美厨厨具制造有限公司 | Full-premix automatic control gas stir-frying stove |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1995006843A1 (en) * | 1993-08-31 | 1995-03-09 | Jin Min Choi | Air charging device for gas boiler using pre-mixing type gas burner |
| CN200986181Y (en) * | 2006-12-22 | 2007-12-05 | 周仝 | Synergistic energy conservation device |
| CN103267287A (en) * | 2013-05-28 | 2013-08-28 | 徐建波 | High-efficiency burner of blast type gas cooking appliance |
| CN203940430U (en) * | 2014-04-15 | 2014-11-12 | 上海禾森机电有限公司 | A kind of and the matching used air blast burner of kitchen range |
-
2014
- 2014-04-15 CN CN201410151335.3A patent/CN103900088B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1995006843A1 (en) * | 1993-08-31 | 1995-03-09 | Jin Min Choi | Air charging device for gas boiler using pre-mixing type gas burner |
| CN200986181Y (en) * | 2006-12-22 | 2007-12-05 | 周仝 | Synergistic energy conservation device |
| CN103267287A (en) * | 2013-05-28 | 2013-08-28 | 徐建波 | High-efficiency burner of blast type gas cooking appliance |
| CN203940430U (en) * | 2014-04-15 | 2014-11-12 | 上海禾森机电有限公司 | A kind of and the matching used air blast burner of kitchen range |
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| Publication number | Publication date |
|---|---|
| CN103900088A (en) | 2014-07-02 |
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