CN208859607U - Burn air gun device and burner and boiler - Google Patents
Burn air gun device and burner and boiler Download PDFInfo
- Publication number
- CN208859607U CN208859607U CN201821408169.0U CN201821408169U CN208859607U CN 208859607 U CN208859607 U CN 208859607U CN 201821408169 U CN201821408169 U CN 201821408169U CN 208859607 U CN208859607 U CN 208859607U
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- Prior art keywords
- air gun
- jet port
- burning
- gas
- gun device
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Abstract
The utility model discloses a kind of burning air gun device, the air gun device includes gas distributor and at least two air guns, the gas distributor includes blast tube, each air gun is provided with the jet port for being connected to the blast tube, at least two air gun is set to the gas distributor and surrounds space, and the injection direction of the jet port of at least two air gun is into the inside, side and front in the space at least two combination so that the air gun device can spray combustion gas at least two directions into the inside, side and front in the space.The utility model solves that flame injection is uneven and the problems in collection, due to interior jet port, the center tolerance of also solving not can guarantee the problem of.
Description
Technical field
The utility model relates to super low NO more particularly to the burning air 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 utility model solves the problems, such as it is that the distribution of combustion gas in the prior art is uneven and what center tolerance not can guarantee asks
Topic.
To solve the above problems, the utility model provides a kind of burning air gun device, which includes gas
Distributor, the first air gun, the second air gun and third air gun.The gas distributor includes blast tube, first air gun,
Two air guns and the setting of third air gun cycle balance surround space and any one air gun and another two on the gas distributor
Kind air gun is adjacent.Each first air gun, the second air gun are connected to the blast tube of gas distributor with third air gun.Described first
Air gun be provided with internal spray from combustion gas to the space interior jet port.Second air gun is provided with combustion gas to the space
Side injection side spray loophole.The third air gun is provided with the preceding jet port that combustion gas is sprayed to the front in the space.
In further scheme, the interior jet port is circle, diameter 5mm-10mm.
In further scheme, the side spray loophole is flute profile or circle.
In further scheme, the width of the side spray loophole of the flute profile is 2-3.5mm, and length is second air gun
The 1/4-1/2 of caliber.
In further scheme, the preceding jet port of third rifle described at least one is round and is one, the preceding spray
The diameter of loophole is 10-16mm.
In further scheme, the preceding jet port of third air gun described at least one is round and has at least two, often
The diameter of a preceding jet port is 4.5-12mm.
In further scheme, the angle of the axis of the axis of at least one preceding jet port and first air gun is 2-10
Degree.
In further scheme, the size of the preceding jet port is unequal.
On the other hand the utility model also provides a kind of burner, which includes aforementioned any burning air gun dress
It sets.
On the other hand the utility model also provides a kind of boiler, which includes aforementioned any burning air gun dress
It sets.
Compared with prior art, the utility model at least has the following advantages:
1, since the utility model is evenly arranged with the first air gun, the second air gun and third air gun, and first air gun
Be provided with internal spray from combustion gas to the space interior jet port；Second air gun is provided with side of the combustion gas to the space
The side spray loophole of portion's injection；The third air gun is provided with the preceding jet port that combustion gas is sprayed to the front in the space, in this way, combustion
Gas can be sprayed to all directions, solve flame injection unevenly and the problems in collection, due to also solving with interior jet port
Not the problem of center tolerance not can guarantee.
2, the interior jet port is that round, described side spray loophole is flute profile or circle, the preceding jet port are circle, this
Sample, the shape that different spray-hole pattern gas injections comes out is different, covering local is different, further solves flame injection not
The problems in uniformly and collect.
3, interior spray-hole in a variety of spray-holes in fuel gas buring air gun device, with the increase of burning load, burning velocity
And the flow velocity of gas increases, flame kernel tolerance is insufficient, will cause the excessively high situation of flame shakiness and nitrogen oxides, this structure
Interior side ejection holes, not only solved the stability of flame of centre, but also guarantee the generation of low NOx.
3, the gas distributor in fuel gas buring air gun device guarantees the uniformity of gas distribution, solution at end at the beginning of gas inlet
Certainly distribute uneven situation.For example, 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 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, alternatively, diameter 5-12mm, quantity, which is 1-5, can make outer ring combustion gas when the side spray loophole 131 is round
Amount 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.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model burning air gun device；
Fig. 2 is another embodiment of burning air gun device shown in FIG. 1, which illustrates 3 preceding jet ports；
Fig. 3 is the schematic diagram of air gun shown in Fig. 2, illustrates the pass of the axis of jet port and the axis of third air gun emphatically
System.
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, the utility model air gun device 1 that burns includes gas distributor 11, the first air gun 12, the
Two air guns 13 and third air gun 14.The gas distributor 11 includes blast tube.First air gun 12,13 and of the second air gun
14 cycle balance of third air gun, which is arranged, on the gas distributor 11 surrounds space 15 and any one air gun and other two
Air gun is adjacent, specifically, in the present embodiment, any one first air gun 12 and 13 phase of the second air gun 12 and third air gun
Neighbour, any one second air gun 12 is adjacent with the first air gun 12 and third air gun 13, any one third air gun 13 and the first gas
Rifle 11 and the second air gun 12 are adjacent, no matter and that situation, be all to be uniformly arranged on the gas distributor.Each first
Air gun 12, the second air gun 13 are connected to the blast tube of gas distributor 11 with third air gun 14.First air gun 12 is provided with
Internal spray from combustion gas to the space 15 interior jet port 121.The interior jet port 121 is circle, diameter 5mm-10mm.
Second air gun 13 is provided with the side spray loophole 131 that combustion gas is sprayed to the side in the space 15.The side spray loophole 131 is
Flute profile or circle.When the side spray loophole 131 is flute profile, width 2-3.5mm, length is the pipe of second air gun 13
The 1/4-1/2 of diameter.When the side spray loophole 131 is round, diameter 5-12mm, quantity is 1-5.The third air gun 14 is set
It is equipped with the preceding jet port 141 that combustion gas is sprayed to the front in the space 15.The preceding injection of third rifle 14 described at least one
Mouth 141 is round and is one, and the diameter of the preceding jet port is 10-16mm, that is to say, that before on other third air guns 14
Jet port 141 can be multiple and/or other shapes.In the present embodiment, third air gun described at least one it is described before
Jet port is round and has at least two, and the diameter of each preceding jet port is 4.5-12mm, specifically, 2 third air guns 14
Preceding jet port be 3 and be round.Preceding jet port 131 differs in size, the axis of at least one preceding jet port and described the
The angle of the axis of one air gun is 2-10 degree.As shown in Figures 2 and 3, jet port 141 has 5 embodiments before illustrating, preceding
Jet port is 141a, 141b, 141c, 141d and 141e, and the axis a1 of jet port 141a before illustrating, preceding jet port 141b
The axis of axis and preceding jet port 141c favour the axis L1 of third air gun, and tilt angle is between 2-10 degree.
It is above-mentioned to be only illustrated by taking 14 3 kinds of the first air gun 12, the second air gun 13 and third air gun air guns as an example, still, this
Field technical staff is understood that according to the actual situation, is only uniformly arranged around the gas distributor there are two types of air gun and surrounds sky
Between, for example, the first air gun and the second air gun, the first air gun and third air gun, the second air gun and third air gun are only set, that is,
Say, two kinds of jet ports can be only set, for example, preceding jet port and interior jet port, preceding jet port and side spray loophole, interior jet port and
Side spray loophole, interior jet port and preceding jet port and side spray loophole and interior jet port.According to the size of jet port and direction, ability
Although field technique personnel are appreciated that above embodiment is to be uniformly arranged, but it is also possible to unevenly be arranged.
In conclusion the utility model burning air gun device at least has the following beneficial effects:
1, since the utility model is evenly arranged with the first air gun, the second air gun and third air gun, and first air gun
Be provided with internal spray from combustion gas to the space interior jet port；Second air gun is provided with side of the combustion gas to the space
The side spray loophole of portion's injection；The third air gun is provided with the preceding jet port that combustion gas is sprayed to the front in the space, in this way, combustion
Gas can be sprayed to all directions, solve flame injection unevenly and the problems in collection, due to also solving with interior jet port
Not the problem of center tolerance not can guarantee.
2, the interior jet port is that round, described side spray loophole is flute profile or circle, the preceding jet port are circle, this
Sample, the shape that different spray-hole pattern gas injections comes out is different, covering local is different, further solves flame injection not
The problems in uniformly and collect.
3, interior spray-hole in a variety of spray-holes in fuel gas buring air gun device, with the increase of burning load, burning velocity
And the flow velocity of gas increases, flame kernel tolerance is insufficient, will cause the excessively high situation of flame shakiness and nitrogen oxides, this structure
Interior side ejection holes, not only solved the stability of flame of centre, but also guarantee the generation of low NOx.
3, the gas distributor in fuel gas buring air gun device guarantees the uniformity of gas distribution, solution at end at the beginning of gas inlet
Certainly distribute uneven situation.In addition, 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 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, alternatively, diameter 5-12mm, quantity, which is 1-5, can make outer ring combustion gas when the side spray loophole 131 is round
Amount 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 (13)
1. a kind of burning air gun device, which is characterized in that including gas distributor and at least two air guns, the gas distributor
Including blast tube, each air gun is provided with the jet port for being connected to the blast tube, and at least two air gun is set to
The gas distributor and surround space, the injection direction of the jet port of at least two air gun is into the space
In portion, side and front at least two combination so that the burning air gun device can to the inside in the space, side and
Combustion gas is sprayed at least two directions in front.
2. burning air gun device as described in claim 1, which is characterized in that at least two air gun is the first air gun, the
At least two combination in two air guns and third air gun, wherein
First air gun be provided with internal spray from combustion gas to the space interior jet port；
Second air gun is provided with the side spray loophole that combustion gas is sprayed to the side in the space；
The third air gun is provided with the preceding jet port that combustion gas is sprayed to the front in the space.
3. burning air gun device as claimed in claim 2, which is characterized in that first air gun, the second rifle and third air gun
In, any one air gun is adjacent with other two air gun.
4. as claimed in claim 3 burning air gun device, which is characterized in that the burning air gun device including the first air gun,
Second air gun and third air gun, three kinds of air guns are uniformly arranged on the gas distributor.
5. burning air gun device as claimed in claim 2, which is characterized in that the interior jet port is circle, diameter 5mm-
10mm。
6. burning air gun device as claimed in claim 2, which is characterized in that the side spray loophole is flute profile or circle.
7. burning air gun device as claimed in claim 6, which is characterized in that when the side spray loophole is flute profile, width is
2-3.5mm, length is the 1/4-1/2 of the caliber of second air gun, alternatively, diameter is when the side spray loophole 131 is round
5-12mm, quantity are 1-5.
8. burning air gun device as claimed in claim 2, which is characterized in that the preceding injection of third rifle described at least one
Mouth is round and is one, and the diameter of the preceding jet port is 10-16mm.
9. burning air gun device as claimed in claim 2, which is characterized in that the preceding spray of third air gun described at least one
Loophole is round and has at least two, and the diameter of each preceding jet port is 4.5-12mm.
10. as claimed in claim 9 burning air gun device, which is characterized in that the axis of at least one preceding jet port with it is described
The angle of the axis of first air gun is 2-10 degree.
11. burning air gun device as claimed in claim 6, which is characterized in that the size of the preceding jet port is unequal.
12. burner, which is characterized in that including burning air gun device described in any one of claim 1 to 11.
13. boiler, which is characterized in that including burning air gun device described in any one of claim 1 to 11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821408169.0U CN208859607U (en) | 2018-08-29 | 2018-08-29 | Burn air gun device and burner and boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821408169.0U CN208859607U (en) | 2018-08-29 | 2018-08-29 | Burn air gun device and burner and boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208859607U true CN208859607U (en) | 2019-05-14 |
Family
ID=66416159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821408169.0U Active CN208859607U (en) | 2018-08-29 | 2018-08-29 | Burn air gun device and burner and boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208859607U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108895449A (en) * | 2018-08-29 | 2018-11-27 | 上海诺特飞博燃烧设备有限公司 | Burn air gun device and burner and boiler |
-
2018
- 2018-08-29 CN CN201821408169.0U patent/CN208859607U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108895449A (en) * | 2018-08-29 | 2018-11-27 | 上海诺特飞博燃烧设备有限公司 | Burn air gun device and burner and boiler |
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