CN208952090U - Gas gun device and its burner and boiler - Google Patents
Gas gun device and its burner and boiler Download PDFInfo
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- CN208952090U CN208952090U CN201821408167.1U CN201821408167U CN208952090U CN 208952090 U CN208952090 U CN 208952090U CN 201821408167 U CN201821408167 U CN 201821408167U CN 208952090 U CN208952090 U CN 208952090U
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- gas
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- air gun
- jet port
- air
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Abstract
The utility model discloses a kind of gas gun device.The device includes gas distributor and the first air gun, wherein is provided with gas passage on the gas distributor, first air gun was around the outer surface of the gas distributor one week and is uniformly arranged and surrounds space；Each first air gun is connected to the gas passage, and the pipette tips of the first air gun of at least one are provided with jet port before the side spray loophole that gas is sprayed to the side in the space and/or first sprayed to the front in the space.The utility model will not make combustion gas tolerance excessively concentrate and distribute unevenness.
Description
Technical field
The utility model relates to super low NO more particularly to the gas gun devices of super low NO.
Background technique
Burner in the market mostly uses the gas gun of unimodality, and gas gun spray-hole is all made of circular hole pattern
And injection direction majority is to spray direction and with outside/inside certain angle before the axis of burner；Combustion gas tolerance can be excessively
It concentrates, combustion gas distributes the problem of uneven, center tolerance not can guarantee.
Utility model content
The problem of the utility model solves the problems, such as is that unevenness is excessively concentrated and distributed to combustion gas tolerance in the prior art.
To solve the above problems, the utility model provides a kind of gas gun device.The device include gas distributor and
First air gun, wherein gas passage is provided on the gas distributor, first air gun is around the outer of the gas distributor
It surface one week and is uniformly arranged and surrounds space；Each first air gun is connected to the gas passage, and at least one the
The pipette tips of one air gun are provided with the side spray loophole that gas is sprayed to the side in the space and/or spray to the front in the space
First before jet port.
In a kind of scheme, which further includes more second air guns, and more second air guns and first air gun are handed over
For being uniformly arranged and be provided with gas to the space on the outer surface of the gas distributor one week, each second air gun
Front injection second before jet port.
In a kind of scheme, it is provided on the second air gun described at least one to the side spray that the side in the space is sprayed and is penetrated
Mouthful.
In a kind of scheme, the gas distributor includes top surface, and the gas gun device further includes more second gas
Rifle, all second air guns are uniformly arranged on the top surface of the gas distributor and form a circle, and every second air gun is set
Gas is equipped with to jet port before second of injection in front of the space.
In a kind of scheme, be additionally provided on the second air gun described at least one gas from the side of second air gun to
Second side jet port of the space interior injection.
In a kind of scheme, the shape of second side jet port is circle, and quantity is unequal or equal.
In a kind of scheme, the outer surface of the gas distributor offers at least one layer of connecting hole, each layer of connection
Hole is evenly distributed on the outer surface of distributor and the connecting hole of adjacent layer is arranged alternately, each connecting hole connects described in one
First air gun.
In a kind of scheme, the pipette tips of the first air gun described at least one include going back in pipette tips at least provided with side spray loophole
It is provided with gas jet port into first that the space interior is sprayed.
In a kind of scheme, the diameter of jet port is 5mm-10mm in described first.
In a kind of scheme, the shape of the side spray loophole is flute profile or circle.
In a kind of scheme, when the side spray loophole is flute profile, width 2-3.5mm, length is the pipe of the first air gun
The 1/4-1/2 of diameter, alternatively, diameter 5-12mm, quantity is 1-5 when the side spray loophole 131 is round.
In a kind of scheme, on first air gun first before jet port quantity it is unequal or equal.
In a kind of scheme, each first air gun first before jet port be one, a diameter of 10-16mm.
In a kind of scheme, each first air gun described first before jet port have at least two, each described
The diameter of jet port is 4.5-12mm before one.
In a kind of scheme, the angle of the axis and the axis of first air gun of each jet port before described first is
2-10 degree.
On the other hand the utility model, also provides a kind of burner, which includes aforementioned any gas gun
Device.
On the other hand the utility model, also provides a kind of boiler, which includes aforementioned any gas gun dress
It sets.
Compared with prior art, the utility model at least has the following advantages:
1, jet port, side spray loophole before the first air gun and/the second air gun are provided with first in gas gun device, so,
Solve the problems, such as that flame is concentrated and distribution is uneven；The shape of spray-hole (jet port) is diversified forms, different injection passes
The shape that formula gas injection comes out is different, covering local is different, further solves the problems, such as that flame is concentrated and distribution is uneven.
2, interior jet port in a variety of jet ports in gas gun device, with the increase of burning load, burning velocity and gas
The flow velocity of body increases, and flame kernel tolerance is insufficient, will cause the excessively high situation of flame shakiness and nitrogen oxides, this structure it is interior
Side ejection holes had not only solved the stability of flame of centre, but also have guaranteed the generation of low NOx.
3, the gas distributor in gas gun device guarantees the uniformity of gas distribution at end at the beginning of gas inlet, solves to divide
With uneven situation, for example, the outer surface of the gas distributor offers at least one layer of connecting hole, each layer of connecting hole is equal
Even to be distributed on the outer surface of distributor and the connecting hole of adjacent layer is arranged alternately, each connecting hole connects one described first
Air gun also solves the problems, such as that distribution is uneven.
4, since the diameter of jet port in described first is 5mm-10mm, too small interior spray gas quantity is inadequate, not can guarantee
The stabilization of internal heat flame, it is excessive that excessive center gas quantity causes the high nitrogen oxides of temperature to generate more.
5, since side spray loophole is flute profile, and the width of the side spray loophole is 2-3.5mm, and length is the 1/4-1/ of caliber
2, alternatively, diameter 5-12mm, quantity, which is 1-5, can make outer ring gas quantity and help when the side spray loophole 131 is round
Air optimum mixture ratio is fired, the generation of CO is avoided.
6, due to before first on first air gun jet port quantity it is unequal or equal, alternatively, described in each
Jet port is one, a diameter of 10-16mm before the first of first air gun, alternatively, the first air gun described at least one is described
Jet port has at least two before first, and the diameter of jet port is 4.5-12mm before each described first, alternatively, each described the
The angle of the axis of the axis of jet port and first air gun is 2-10 degree before one, and one of these means or any combination are all
It is to avoid gas quantity distribution bad, solves combustion gas and combustion air undercompounding, solve the problems in flame collection.Aperture is not
Same, gas quantity difference, the flow velocity of gas are different.Fuel gas hole in varying numbers disperses gas in different locals.
Detailed description of the invention
The schematic diagram of Fig. 1 the utility model gas gun device first embodiment；
Fig. 2 is the schematic diagram of the pipette tips of the first air gun of gas gun device shown in Fig. 1, and multiple are provided in the pipette tips
Jet port before one；
Fig. 3 is the schematic diagram of the other direction of pipette tips shown in Fig. 2, which focuses on to illustrate the axis of jet port and air gun
Angle between axis；
Fig. 4 is the schematic diagram of the utility model gas gun device second embodiment；
Fig. 5 is the schematic diagram that gas gun device shown in Fig. 4 removes the first air gun.
Specific embodiment
By the technology contents of the utility model are described in detail, construction feature, are reached purpose and efficacy, below in conjunction with reality
It applies example and attached drawing is cooperated to be described in detail.
It please refers to Fig.1 to Fig.3, in first embodiment, combustion gas gas device 1 includes gas distributor 11, the first air gun
12 and second air gun 13.It is provided with gas passage on the gas distributor 11, in the present embodiment, the gas distribution
Device 11 offers the 4-12 connecting holes being connected to the gas passage with the frame mode of the small ring of big ring sleeve on big ring.The company
Connect outer surface of the hole around the gas distributor 11 (since gas distributor is cylindrical, which is exactly the side of cylinder)
It is uniformly distributed, the size in hole is φ 20- φ 30mm.Bronchus 111 is connected on each connecting hole.First air gun, 12 He
Second air gun 13 is connected to the gas distributor 11 by the bronchus and is connected to the gas passage by the connecting hole.
Please continue to refer to Fig. 1 to Fig. 3, first air gun 12 is around the outer surface of the gas distributor 11 one week and uniformly
It is arranged and surrounds space 14.Each first air gun 12 is connected to the gas passage, and the first air gun of at least one 12
Pipette tips are provided with the side spray loophole 121 that gas is sprayed to the side in the space 14 and/or spray to the front in the space 14
First before jet port 122, that is to say, that only setting side spray loophole 121 or setting first can be worth on the first air gun 12
Jet port 122 is all arranged before preceding jet port 122 or side spray loophole 121 and first.In the present embodiment, each first gas
Rifle 12 includes jet port 122 before side spray loophole 121 and first.In the present embodiment, the shape of side spray loophole 121 is flute profile
(rectangular), the width of the side spray loophole 121 are 2-3.5mm, and length is the 1/4-1/2 of the caliber of the first air gun, certainly, technology
Personnel are appreciated that the side spray loophole 121 or other shapes, for example, round.The side spray loophole 131 is circle
When, diameter 5-12mm, quantity is 1-5.Jet port 122 can be one before described first, be also possible to it is multiple, such as Fig. 1
1, schematic diagram, 3, Fig. 2 and Fig. 3 illustrate 5.In the case where jet port 122 is one before first, a diameter of 10-
16mm；In the case where jet port 122 before first is at least two, the diameter of jet port is 4.5-12mm before each described first,
The angle of the axis L1 of the axis (a1, a2, a3) and first air gun 12 of each jet port 122 before described first is 2-
10 degree.Since provided with jet port 122 before the side spray loophole 121 and first, gas can uniformly be ejected into the different positions of burner hearth
Set, in order to achieve the purpose that more concentrate and it is evenly distributed, the pipette tips of the first air gun 12 described at least one be provided with gas to
Jet port 123 in the first of 14 internal spray of space.The diameter of jet port 123 is 5mm-10mm in described first.
Please continue to refer to Fig. 1 to Fig. 3, second air gun 13 is arranged alternately and with first air gun 12 around the gas
The outer surface of distributor 11 one week is provided with gas is sprayed to the front in the space 14 second on each second air gun 13
Preceding jet port 131.The quantity of jet port 131 is set as needed before second, for example, quantity is 3, certainly, technology people in Fig. 1
The quantity of jet port is not required for equal before member is appreciated that second, for example, can be set 1 on some second air guns 13,
Some settings 2, some settings 3.The quantity of jet port 131 and diameter may refer to first on the first air gun 12 before second
The quantity and diameter of preceding jet port 122.Gas is provided on second air gun 13 described at least one to spray to the side in the space
(in Fig. 1, the second air gun 13a and 13c is provided with side spray loophole 132 to the side spray loophole 132 penetrated, and the second air gun 13b is not provided with side
Jet port 132), the shape and size of side spray loophole 132 may refer to the shape and size of side spray loophole 121.
Refering to Fig. 4 and Fig. 5, in second embodiment, the outer surface 113 of the gas distributor 11 offers at least one layer
Connecting hole, Fig. 5 illustrate two layers of connecting hole (114,115), and each layer of connecting hole is evenly distributed on the outer surface of distributor
And the connecting hole of adjacent layer is arranged alternately, for example, in Fig. 5, connecting hole 114a and 114b be located on the outer surface of distributor 11 and
On identical graduation circle, connecting hole 115a, 115b and 115 are uniformly distributed on the outer surface of distributor 11 and are located at same point
On degree.Described be arranged alternately refer to by taking connecting hole 114a, 115a, 115b and 114a as an example, 115a, 114a, 115b and 114a
Sequence.Certainly, it is only illustrated by taking the connecting hole that can be seen in Fig. 5 as an example, it will be understood to those skilled in the art that figure
The connecting hole not shown in 5 also has the characteristics that such.Each connecting hole connects first air gun 12.The
Jet port 122 and side spray loophole 121 before being only provided with first on one air gun 12.The quantity of side spray loophole 121 is set as needed,
Can be equal, can also be unequal, for example, some 12 upside jet ports 121 of the first air gun are one in present embodiment, have
A little is 2.The quantity of jet port 122 also can according to need setting before first, for example, 3 or 5, in present embodiment,
Jet port 122 before having 3 first on each first air gun 12.The gas distributor 11 includes top surface 112.The combustion gas dress
It sets including more second air guns 13, all second air guns 13 are uniformly arranged on the top surface 112 and form a circle, and every described
Two air guns 13 are set to the top surface of the gas distributor 11 and are provided with gas to before second sprayed in front of the space 14
Jet port 131.Gas is additionally provided on second air gun 13 described at least one from the side of second air gun 13 to the sky
Between 14 internal sprays second side jet port 132, in the present embodiment, the quantity of second side jet port 132 can be equal,
Can unequal (be not completely equivalent and completely unequal), as shown in figure 5, being not disposed on second side on some second air guns 13
Jet port 132 is provided with 1 second side jet port on some second air guns 13, is provided with 2 second on some second air guns 13
Side spray loophole 132.The shape of second side jet port 132 can be circle.It, can also be with image side jet port for 1
121 like that, is flute profile.
In conclusion the utility model at least has the advantages that
1, jet port, side spray loophole before the first air gun and/the second air gun are provided with first in gas gun device, so,
Solve the problems, such as that flame is concentrated and distribution is uneven；The shape of spray-hole (jet port) is diversified forms, different injection passes
The shape that formula gas injection comes out is different, covering local is different, further solves the problems, such as that flame is concentrated and distribution is uneven.
2, interior side ejection holes in a variety of spray-holes in gas gun device, with the increase of burning load, burning velocity and
The flow velocity of gas increases, and flame kernel tolerance is insufficient, will cause the excessively high situation of flame shakiness and nitrogen oxides, this structure
Interior side ejection holes had not only solved the stability of flame of centre, but also have guaranteed the generation of low NOx.
3, the gas distributor in gas gun device guarantees the uniformity of gas distribution at end at the beginning of gas inlet, solves to divide
With uneven situation.In addition, the outer surface of the gas distributor offers at least one layer of connecting hole, each layer of connecting hole is equal
Even to be distributed on the outer surface of distributor and the connecting hole of adjacent layer is arranged alternately, each connecting hole connects one described first
Air gun also solves the problems, such as that distribution is uneven.
4, since the diameter of jet port in described first is 5mm-10mm, too small interior spray gas quantity is inadequate, not can guarantee
The stabilization of internal heat flame, it is excessive that excessive center gas quantity causes the high nitrogen oxides of temperature to generate more.
5, since the width of the side spray loophole is 2-3.5mm, length is the 1/4-1/2 of caliber, can outer ring be fired
Tolerance and combustion air optimum mixture ratio, avoid the generation of CO.
6, due to before first on first air gun jet port quantity it is unequal or equal, alternatively, described in each
Jet port is one, a diameter of 10-16mm before the first of first air gun, alternatively, the first air gun described at least one is described
Jet port has at least two before first, and the diameter of jet port is 4.5-12mm before each described first, alternatively, each described the
The angle of the axis of the axis of jet port and first air gun is 2-10 degree before one, and one of these means or any combination are all
It is to avoid gas quantity distribution bad, solves combustion gas and combustion air undercompounding, solve the problems in flame collection.Aperture is not
Same, gas quantity difference, the flow velocity of gas are different.Fuel gas hole in varying numbers disperses gas in different locals.
Claims (17)
1. gas gun device, which is characterized in that including gas distributor and the first air gun, wherein
Be provided with gas passage on the gas distributor, first air gun around the outer surface of the gas distributor one week and
It is uniformly arranged and surrounds space；
Each first air gun is connected to the gas passage, and the pipette tips of the first air gun of at least one are provided with gas to institute
State space side injection side spray loophole and/or to the front in the space spray first before jet port.
2. gas gun device as described in claim 1, which is characterized in that the device further includes more second air guns, this is more
The second air gun of root replaces with first air gun to be uniformly arranged and around the outer surface of the gas distributor one week, each second
Jet port before being provided with gas is sprayed to the front in the space second on air gun.
3. gas gun device as claimed in claim 2, which is characterized in that on the second air gun described at least one be provided with to
The side spray loophole of the side injection in the space.
4. gas gun device as described in claim 1, which is characterized in that the gas distributor includes top surface, the combustion
Gas air gun device further includes more second air guns, and all second air guns are uniformly arranged on the top surface of the gas distributor and surround
One circle, and every second air gun is provided with gas to jet port before second of injection in front of the space.
5. gas gun device as claimed in claim 4, which is characterized in that be additionally provided on the second air gun described at least one
Second side jet port that gas is sprayed from the side of second air gun to the space interior.
6. gas gun device as claimed in claim 5, which is characterized in that the shape of second side jet port is circle,
And quantity is unequal or equal.
7. gas gun device as claimed in claim 4, which is characterized in that the outer surface of the gas distributor offer to
Few one layer of connecting hole, each layer of connecting hole is evenly distributed on the outer surface of distributor and the connecting hole of adjacent layer is alternately set
It sets, each connecting hole connects first air gun.
8. gas gun device as described in claim 1, which is characterized in that the pipette tips of the first air gun described at least one are at least
Being provided with side spray loophole includes that gas jet port into first that the space interior is sprayed is additionally provided in pipette tips.
9. gas gun device as claimed in claim 8, which is characterized in that the diameter of jet port is 5mm- in described first
10mm。
10. gas gun device as described in claim 1, which is characterized in that the shape of the side spray loophole is flute profile or circle
Shape.
11. gas gun device as claimed in claim 10, which is characterized in that when the side spray loophole is flute profile, width
For 2-3.5mm, length is the 1/4-1/2 of the caliber of the first air gun, alternatively, when the side spray loophole 131 is round, diameter 5-
12mm, quantity are 1-5.
12. the gas gun device as described in claim 1,8,9,10 or 11, which is characterized in that on first air gun
Jet port quantity is unequal or equal before one.
13. the gas gun device as described in claim 1,8,9,10 or 11, which is characterized in that each first air gun
First before jet port be one, a diameter of 10-16mm.
14. the gas gun device as described in claim 1,8,9,10 or 11, which is characterized in that the first gas described at least one
Jet port has at least two before described the first of rifle, and the diameter of jet port is 4.5-12mm before each described first.
15. gas gun device as claimed in claim 14, which is characterized in that the axis of each jet port before described first
Angle with the axis of first air gun is 2-10 degree.
16. burner, which is characterized in that including gas gun device described in any one of claim 1 to 15.
17. boiler, which is characterized in that including gas gun device described in any one of claim 1 to 15.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821408167.1U CN208952090U (en) | 2018-08-29 | 2018-08-29 | Gas gun device and its burner and boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821408167.1U CN208952090U (en) | 2018-08-29 | 2018-08-29 | Gas gun device and its burner and boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208952090U true CN208952090U (en) | 2019-06-07 |
Family
ID=66736347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821408167.1U Active CN208952090U (en) | 2018-08-29 | 2018-08-29 | Gas gun device and its burner and boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208952090U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108826289A (en) * | 2018-08-29 | 2018-11-16 | 上海诺特飞博燃烧设备有限公司 | Gas gun device and its burner and boiler |
-
2018
- 2018-08-29 CN CN201821408167.1U patent/CN208952090U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108826289A (en) * | 2018-08-29 | 2018-11-16 | 上海诺特飞博燃烧设备有限公司 | Gas gun device and its burner and boiler |
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