CN106642120B - Energy-saving anti-freezing of a furnace natural gas combustion nozzle - Google Patents
Energy-saving anti-freezing of a furnace natural gas combustion nozzle Download PDFInfo
- Publication number
- CN106642120B CN106642120B CN201610900724.0A CN201610900724A CN106642120B CN 106642120 B CN106642120 B CN 106642120B CN 201610900724 A CN201610900724 A CN 201610900724A CN 106642120 B CN106642120 B CN 106642120B
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- Prior art keywords
- interlayer
- freezing
- combustion chamber
- combustion
- energy
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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
- F23D14/46—Details, e.g. noise reduction means
- F23D14/48—Nozzles
-
- 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, e.g. noise reduction means
-
- 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, e.g. noise reduction means
- F23D14/62—Mixing devices; Mixing tubes
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Spray-Type Burners (AREA)
Abstract
The present invention provides a kind of energy-saving anti-freezing of a furnace natural gas combustion nozzle, igniter including mixing chamber, combustion chamber, the gas inlet of the connection mixing chamber and combustion-supporting wind inlet and the corresponding combustion chamber setting, the interlayer of setting upper end opening on the outside of the combustion chamber, the opening of the interlayer forms the brattice for surrounding flame around the outlet setting of the combustion chamber, the opening of the interlayer installs wind deflector/wind-guiding column, each wind deflector/wind-guiding column is obliquely installed and is parallel to each other to make the brattice in the shape of a spiral, and air inlet is arranged in the lower part of the interlayer.Receipts flame is carried out to flame by interlayer air flow, prevents from altering outside flame, avoids the furnace wall of flame contact combustion furnace from leading to freezing of a furnace, while flame collects under the action of helical form brattice, forms the column of flame, combustion zone is concentrated, and precision is higher, is conducive to the expansion of ore in sand form.
Description
Technical field
The present invention relates to a kind of burners, specifically, relate to a kind of energy-saving anti-freezing of a furnace natural gas combustion nozzle.
Background technique
With the development of furnace for expanding perlite industry, environmental protection and energy saving are advocated always as important developing direction, old-fashioned
Wick lifter of kerosine burner be gradually eliminated instead neat gas burner, the burning quality of neat gas burner is high, flame
Abundance, a burner are not necessarily to multiple burners, it is only necessary to a large scale burner, but there are outside flame for large scale burner
Expand, long-time service causes to damage to combustion furnace, leads to freezing of a furnace, and service life of equipment is short, and application cost is high.
In order to solve the above problems, people are seeking always a kind of ideal technical solution.
Summary of the invention
The purpose of the present invention is in view of the deficiencies of the prior art, to provide a kind of design science, receive that flame effect is good, avoids
Freezing of a furnace, energy-saving and environment-friendly energy-saving anti-freezing of a furnace natural gas combustion nozzle.
To achieve the goals above, the technical scheme adopted by the invention is that：A kind of energy-saving anti-freezing of a furnace natural gas combustion nozzle,
It is set including mixing chamber, combustion chamber, the gas inlet of the connection mixing chamber and combustion-supporting wind inlet and the corresponding combustion chamber
The igniter set, the interlayer of the combustion chamber outside setting upper end opening, opening the going out around the combustion chamber of the interlayer
To form the brattice for surrounding flame, the opening of the interlayer installs wind deflector/wind-guiding column for mouthful setting, and each wind deflector/
Wind-guiding column is obliquely installed and is parallel to each other to make the brattice in the shape of a spiral, and air inlet is arranged in the lower part of the interlayer.
Described on base, the combustion chamber is the conical tube of the narrow mouth width out of entrance.
It is described on base, the shell of the interlayer is formed as cylindric tube body, and the interlayer exports narrow back taper in inside is wide
Clevis layer.
Described on base, the opening of the interlayer, which closes up, to be arranged.
It is described on base, along the exit end face for being higher than the combustion chamber on the shell of the interlayer.
Described on base, the air inlet of the interlayer is obliquely installed, inclined direction and the wind deflector/wind-guiding column inclination side
To consistent.
It is described on base, observation window is installed on the mixing chamber.
Described on base, the mixing chamber is located at the lower end of the combustion chamber.
Described on base, the equal diameter of the mixing chamber and the shell is 300-500mm, the entry of combustion chamber diameter
For 180-250mm, the combustor exit diameter is 250-350mm, and the air inlet diameter of the interlayer is 90-120mm.
The present invention has substantive distinguishing features outstanding and significant progress compared with the prior art, specifically, present invention tool
It has the advantage that：
1, the sandwich establishment outside combustion chamber enters air by air inlet, sprays from the opening of interlayer upper end, formation surrounds
The brattice of flame, brattice pilot flame collect, and avoid flame from extending out, freezing of a furnace is avoided to happen；Wind-guiding column/wind deflector promotes shape
Spiral brattice, brattice enter in furnace body, along furnace wall spiral, are not easy to deviate desired trajectory, and fill furnace wall
Code insurance shield；In addition, flame is collected to middle part by brattice, heating is concentrated, and is formed the column of flame, is ultimately facilitated the expansion of ore in sand form.
2, narrow outer width in combustion chamber is in flared, so that the initial impulse force of gas entered from mixing chamber is big, in combustion chamber not
Easily it is detained fuel gas, mixes after sufficient gas is ignited in the combustion chamber, under the promotion of mixed airflow, go out in combustion chamber
Mouth top full combustion, and flame is formed, combustion zone is mainly distributed on the outside of combustion chamber, gas inside combustion chamber and expansion furnace
Body circulation, avoids fuel gas from being detained, prevents security risk.
3, shape is back taper in interlayer, and inferior airflow is simple and honest, and boosting power is strong, then is closed up at upper end opening, Yi Jizeng
High outer cover height guarantees that brattice blowing force is powerful, and the brattice of formation is not fugitive.
4, the air inlet inclination of interlayer, it is consistent with wind deflector/wind-guiding column, it is more likely formed spiral air flow, under mixing chamber is located at
Convenient for the burning of flame the situation of flame refluence will not occur for side, and observation window is used for situation about supervising in mixing chamber, including gas
Pressure, temperature, whether with the presence of flame etc., be further ensured that safety.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of energy-saving anti-freezing of a furnace natural gas combustion nozzle in the present invention.
Fig. 2 is combustion chamber and wind deflector/wind-guiding column structural schematic diagram in the present invention.
Fig. 3 is the use state diagram of energy-saving anti-freezing of a furnace natural gas combustion nozzle in the present invention.
In figure：1. mixing chamber；2. combustion chamber；3. gas inlet；4. combustion-supporting wind inlet；5. igniter；6. interlayer；Outside 7.
Shell；8. opening；9. wind deflector/wind-guiding column；10. air inlet；11. observation window；12. expansion furnace.
Specific embodiment
Below by specific embodiment, technical scheme of the present invention will be described in further detail.
As shown in Figure 1-Figure 3, a kind of energy-saving anti-freezing of a furnace natural gas combustion nozzle, the burning of mixing chamber 1, top including lower section
The igniter 5 that room 2, the gas inlet 3 for being connected to mixing chamber 1 and combustion-supporting wind inlet 4 and respective combustion chamber 2 are arranged, combustion chamber 2
For the conical tube of the narrow mouth width out of entrance, inlet diameter 200mm, outlet diameter 320.
On the outside of combustion chamber 2 be arranged upper end opening interlayer 6, is formed interlayer 6 shell 7 be cylindrical shape tube body, mixing chamber 1 and
The diameter of shell 7 is equal, is 400mm, and interlayer 6 is in the narrow back taper interlayer in internal wide outlet, and the opening 8 of interlayer 6, which closes up, to be arranged,
Closing in diameter is 350mm, and interlayer is open 8 width for 40mm, along the exit end face for being higher than combustion chamber 2, folder on the shell 7 of interlayer 6
The opening 8 of layer 6 is arranged to form the brattice for surrounding flame around the outlet of combustion chamber 2, installs wind-guiding at the opening 8 of interlayer 6
Plate/wind-guiding column 9, each wind deflector/wind-guiding column 9 are obliquely installed and are parallel to each other to make brattice in the shape of a spiral.
Air inlet 10 is arranged in the lower part of interlayer, and 10 diameter of air inlet is 100mm, and air inlet 10 is obliquely installed, inclined direction
It is consistent with wind deflector/inclined direction of wind-guiding column 9.
Observation window 11 is installed on the mixing chamber 1, facilitates observation air pressure inside, temperature and with the presence or absence of flame.
The course of work：Natural gas and air enter mixing chamber 1 according to a certain percentage, in the mixed to sweeping away of combustion gas and air
It closes uniformly, into combustion chamber 2, after igniter 5 for the first time lights mixed gas, combustion continuation is carried out, due to the gas in mixing chamber 1
Stream impact, the combustion zone of combustion chamber 2 are located at other than combustion chamber 2, so that gas and furnace body airflow in combustion chamber 2, and because
It is flaring structure for combustion chamber 2, avoids fuel gas and be detained in combustion chamber 2, it is highly-safe.
Since combustion zone is located at outside combustion chamber 2, causes flame not constrain well, be easy to extend out, contacts expansion furnace
12 furnace wall, causes freezing of a furnace.To solve this problem, air is injected into interlayer 6 from the air inlet 10 of interlayer 6, air is pressing from both sides
Eddy flow in layer 6 forms the circle brattice around flame under the action of wind deflector/wind-guiding column 9, and brattice effectively stops flame to connect
Furnace wall is touched, freezing of a furnace, while flame boundling under the constraint of brattice are avoided, forms the column of flame, combustion zone is more concentrated, and ore in sand form is conducive to
Expansion.
Finally it should be noted that:The above embodiments are merely illustrative of the technical scheme of the present invention and are not intended to be limiting thereof；To the greatest extent
The present invention is described in detail with reference to preferred embodiments for pipe, those of ordinary skills in the art should understand that：Still
It can modify to a specific embodiment of the invention or some technical features can be equivalently replaced；Without departing from this hair
The spirit of bright technical solution should all cover within the scope of the technical scheme claimed by the invention.
Claims (8)
1. a kind of energy-saving anti-freezing of a furnace natural gas combustion nozzle, including mixing chamber, combustion chamber, the gas inlet for being connected to the mixing chamber
With the igniter of combustion-supporting wind inlet and the corresponding combustion chamber setting, it is characterised in that：Upper end is set on the outside of the combustion chamber
The interlayer of opening, the opening of the interlayer is arranged to form the brattice for surrounding flame around the outlet of the combustion chamber, described
The opening of interlayer installs wind deflector/wind-guiding column, and each wind deflector/wind-guiding column is obliquely installed and is parallel to each other described to make
In the shape of a spiral, air inlet is arranged in the lower part of the interlayer to brattice, and the combustion chamber is the conical tube of the narrow mouth width out of entrance.
2. energy-saving anti-freezing of a furnace natural gas combustion nozzle according to claim 1, it is characterised in that：Form the shell of the interlayer
For cylindric tube body, the interlayer back taper interlayer narrow in internal wide outlet.
3. energy-saving anti-freezing of a furnace natural gas combustion nozzle according to claim 2, it is characterised in that：The opening of the interlayer closes up
Setting.
4. energy-saving anti-freezing of a furnace natural gas combustion nozzle according to claim 2 or 3, it is characterised in that：The shell of the interlayer
Upper edge is higher than the exit end face of the combustion chamber.
5. energy-saving anti-freezing of a furnace natural gas combustion nozzle according to claim 2 or 3, it is characterised in that：The air inlet of the interlayer
Mouth is obliquely installed, and inclined direction is consistent with the wind deflector/inclined direction of wind-guiding column.
6. energy-saving anti-freezing of a furnace natural gas combustion nozzle according to claim 5, it is characterised in that：It installs and sees on the mixing chamber
Examine window.
7. energy-saving anti-freezing of a furnace natural gas combustion nozzle according to claim 6, it is characterised in that：The mixing chamber is located at described
The lower end of combustion chamber.
8. energy-saving anti-freezing of a furnace natural gas combustion nozzle according to claim 7, it is characterised in that：The mixing chamber and described outer
The equal diameter of shell is 300-500mm, and the entry of combustion chamber diameter is 180-250mm, and the combustor exit diameter is
250-350mm, the air inlet diameter of the interlayer are 90-120mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610900724.0A CN106642120B (en) | 2016-10-17 | 2016-10-17 | Energy-saving anti-freezing of a furnace natural gas combustion nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610900724.0A CN106642120B (en) | 2016-10-17 | 2016-10-17 | Energy-saving anti-freezing of a furnace natural gas combustion nozzle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106642120A CN106642120A (en) | 2017-05-10 |
| CN106642120B true CN106642120B (en) | 2018-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610900724.0A Active CN106642120B (en) | 2016-10-17 | 2016-10-17 | Energy-saving anti-freezing of a furnace natural gas combustion nozzle |
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Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3686487B2 (en) * | 1996-09-12 | 2005-08-24 | 東京瓦斯株式会社 | Original mixed gas combustion equipment |
| JP5132603B2 (en) * | 2009-02-18 | 2013-01-30 | 日本碍子株式会社 | Long flame LNG burner |
| CN202082924U (en) * | 2011-05-25 | 2011-12-21 | 朱复定 | Secondary air inlet premixing gas burner for pottery kiln |
| CN202253650U (en) * | 2011-09-09 | 2012-05-30 | 北京兴达奇热工控制设备有限公司 | Adjustable-temperature gas burner |
| CN202647758U (en) * | 2012-06-21 | 2013-01-02 | 黄祖明 | High-efficient-combustion gas burner |
| CN203517793U (en) * | 2013-09-29 | 2014-04-02 | 昆明电研新能源科技开发有限公司 | Injection type combustor for biomass hot fuel gas |
| CN205208566U (en) * | 2015-11-25 | 2016-05-04 | 信阳市津乾机械设备制造有限公司 | Energy -conserving nozzle of natural gas and have combustor of this nozzle |
| CN205480979U (en) * | 2016-01-13 | 2016-08-17 | 哈尔滨工业大学 | High speed burner that jets of adaptation pluralities of fuel |
| CN206257669U (en) * | 2016-10-17 | 2017-06-16 | 信阳市津乾机械设备制造有限公司 | Energy-saving anti-freezing of a furnace natural gas combustion nozzle |
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- 2016-10-17 CN CN201610900724.0A patent/CN106642120B/en active Active
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| CN106642120A (en) | 2017-05-10 |
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