CN102213420A - Natural air-suction radiation flameless burner - Google Patents

Natural air-suction radiation flameless burner Download PDF

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Publication number
CN102213420A
CN102213420A CN2011101361925A CN201110136192A CN102213420A CN 102213420 A CN102213420 A CN 102213420A CN 2011101361925 A CN2011101361925 A CN 2011101361925A CN 201110136192 A CN201110136192 A CN 201110136192A CN 102213420 A CN102213420 A CN 102213420A
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CN
China
Prior art keywords
burner
burner body
fuel gas
burning
radiation
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Granted
Application number
CN2011101361925A
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Chinese (zh)
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CN102213420B (en
Inventor
杜建吉
李爽
杜建芳
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Shandong innovation energy Polytron Technologies Inc
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JINAN TONGZHI INNOVATION SCIENCE AND TECHNOLOGY Co Ltd
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Priority to CN2011101361925A priority Critical patent/CN102213420B/en
Publication of CN102213420A publication Critical patent/CN102213420A/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E20/00Combustion technologies with mitigation potential
    • Y02E20/34Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery

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  • Pre-Mixing And Non-Premixing Gas Burner (AREA)

Abstract

The invention discloses a natural air-suction radiation flameless burner which mainly solves the problem that a burning head is burnt out or the fuel gas is not completely burnt caused by internal burning of the traditional burner. The natural air-suction radiation flameless burner comprises a burner main body, wherein one end of the burner main body is provided with a burning head, and the other end is provided with a primary air inlet; a primary air baffle is arranged above the primary air inlet, and movably mounted on a fuel gas inlet pipe; a secondary air plate is arranged below the primary air inlet, and a movable secondary air regulation plate is arranged above the secondary air plate; the burning head is a cylindrical shell; and burning holes are uniformly distributed on the side wall of the burning head. The natural air-suction radiation flameless burner disclosed by the invention can inject primary air to be preheated in the burner main body and inject secondary air to be completely burnt outside the burner main body, and the burning holes of the burning head realize uniform temperature, thereby avoiding non-uniform burning of fuel gas and the phenomenon of burning in the burner body.

Description

A kind of natural air draught radiation flameless burner
Technical field
The present invention relates to a kind of burner, specifically a kind of natural air draught radiation flameless burner.
Background technology
Burner needs combustion gas and airborne oxygen mix are burnt in the course of the work, mixes burning in burners in prior has and mixes two kinds of burnings outward, and these two kinds of burners also come with some shortcomings in the process that reality is used.Burner for interior mixed burning, it goes into wind injection the inside and the combustion gas mixing of burner body in when work, because the burner temperature inside is higher, only exist under the situation of a wind, combustion gas and airborne oxygen burn in the inside of burner body easily, thereby cause the head of burner body to be burnt out.For the outer burner that mixes burning, combustion gas through the head of burner body is emerged after and oxygen mix burn, be easy to generate the phenomenon of incomplete combustion, the flame of generation is crocus and with over-emitting black exhaust phenomenon, non-uniform temperature.For above shortcoming, good solution is not also arranged at present.
Summary of the invention
The object of the present invention is to provide a kind of natural air draught radiation flameless burner, this burner has avoided combustion gas burning to take place with the phenomenon that the head of burner body burns out in that burner body is inner, has solved incomplete combustion and uneven temperature problem.
The present invention solves the technical scheme that its technical problem takes: a kind of natural air draught radiation flameless burner, comprise burner body, and it is characterized in that described burner body one end is provided with combustion head, the other end is a wind inlet; The top of a wind inlet is provided with windshield plate one time, and a described windshield plate is movably arranged on the fuel gas inlet pipe; Described fuel gas inlet pipe one end is provided with fuel gas inlet, and the other end is provided with gas nozzle one time; The top of a described windshield plate is provided with distance plate, is connected by bolt connection piece between distance plate and the burner body; The below of the last wind inlet of burner body is provided with the secondary aerofoil, the top of secondary aerofoil is provided with movable secondary air regulating board, described secondary aerofoil is provided with the through hole of annular arrangement, the position of corresponding described through hole is provided with catch on the secondary air regulating board, is provided with the breach that width is not less than described through hole between the two adjacent catch; Described combustion head is a cylindrical shell, is evenly distributed with burner port on the sidewall of combustion head.
Be equipped with the spacer sleeve of a tubulose on the bolt connection piece between described distance plate and the described burner body.
Described fuel gas inlet pipe is provided with external screw thread, and a described windshield plate all is connected with the fuel gas inlet pipe by threaded engagement with distance plate.
Described secondary aerofoil is connected with burner body by bolt connection piece, and the activity of described secondary air regulating board is nested with in the outside of burner body and with the secondary aerofoil and matches.
Symmetry is provided with support column on described burner body.
The present invention compared with prior art, have following outstanding beneficial effect: wind of injection enters the inside of burner body, injection secondary wind is in the outside of burner body, one time wind is realized preheating, secondary wind is realized completing combustion, combustion gas can be in the burner body internal-combustion under the secondary wind action, avoid the head of burner body is burnt out, effectively guaranteed the service life of burner body, secondary wind is realized the completing combustion of combustion gas simultaneously, produce blue flame, solved the over-emitting black exhaust problem that incomplete combustion causes.Equally distributed burner port can make that temperature is even on the combustion head, and process safety is not inhaled carbon.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Among the figure: 1 fuel gas inlet, 2 distance plates, 3 windshield plates, 4 spacer sleeves, 5 secondary air regulating boards, 6 wind inlets, 7 burner bodies, 8 support columns, 9 combustion heads, 10 secondary aerofoils, 11 gas nozzles.
The specific embodiment
The invention will be further described below in conjunction with Figure of description:
As shown in Figure 1, a kind of natural air draught radiation flameless burner comprises burner body 7, and described burner body 7 one ends are provided with combustion head 9, and the other end is a wind inlet 6; The top of a wind inlet 6 is provided with windshield plate 3 one time, and a described windshield plate 3 is movably arranged on the fuel gas inlet pipe; Described fuel gas inlet pipe one end is provided with fuel gas inlet 1, and the other end is provided with gas nozzle 11 one time; The top of a described windshield plate 3 is provided with distance plate 2, is connected by bolt connection piece between distance plate 2 and the burner body 7; The below of burner body 7 last wind inlets 6 is provided with secondary aerofoil 10, the top of secondary aerofoil 10 is provided with movable secondary air regulating board 5, described secondary aerofoil 10 is provided with the through hole of annular arrangement, the position of corresponding described through hole is provided with catch on the secondary air regulating board 5, is provided with the breach that width is not less than described through hole between the two adjacent catch; Described combustion head 9 is a cylindrical shell, is evenly distributed with burner port on the sidewall of combustion head 9.
Be equipped with the spacer sleeve 4 of a tubulose on the bolt connection piece between described distance plate 2 and the described burner body 7.Itself has self-locking action bolt connection piece, adds spacer sleeve 4 and can make its work more reliable, prolongs its service life.
Described fuel gas inlet pipe is provided with external screw thread, and a described windshield plate 3 all is connected with the fuel gas inlet pipe by threaded engagement with distance plate 2.Screw connection structure is simple, and is easy to adjust.
Described secondary aerofoil 10 is connected with burner body 7 by bolt connection piece, and described secondary air regulating board 5 activities are nested with in the outside of burner body 7 and with secondary aerofoil 10 and match.Catch on the secondary air regulating board 5 is when through hole on the secondary aerofoil 10 aligns, and the through hole on the secondary aerofoil 10 is blocked fully, and this moment can't injection secondary wind; Breach between secondary air regulating board 5 upper stop pieces is when through hole on the secondary aerofoil 10 aligns, and the through hole on the secondary aerofoil 10 is unlimited fully, this moment injection secondary wind the air quantity maximum; Along with 5 rotations of secondary air regulating board, secondary air regulating board 5 is different with secondary aerofoil 10 relative positions, can regulate the air quantity of secondary wind under all the other situations.
Symmetry is provided with support column 8 on described burner body 7.Support column 8 is supported between the furnace wall of burner body 7 and body of heater, can guarantee the steadiness in burner body 7 courses of work, avoids it to produce distortion and rocks, thereby guarantee the service behaviour of burner body 7.
The regulative mode of a wind air quantity is: when a windshield plate 3 moved down, the unlimited degree of a wind inlet 6 diminished, and the air quantity of a wind diminishes; When a windshield plate 3 moved up, the unlimited degree of a wind inlet 6 became big, and it is big that the air quantity of a wind becomes.
During use, burner is installed in the body of heater, the position of secondary air regulating board 5 belows is positioned at body of heater inside, and the position of secondary air regulating board 5 tops is positioned at the body of heater outside.Combustion gas enters the fuel gas inlet pipe and sprays into burner body 7 inside by a gas nozzle 11 from fuel gas inlet 1, itself there is negative pressure because body of heater is inner, and there is an ejector action of a gas nozzle 11, one time wind enters burner body 7 inside from a wind inlet 6, simultaneously secondary wind enters in the cavity between burner body 7 and the furnace wall through secondary air regulating board 5 and secondary aerofoil 10, and the air quantity of wind and secondary wind can be regulated according to demand respectively.
The oxygen that wind provides accounts for burning with about 25% of oxygen, play the effect of preheating in burner body 7 inside, the oxygen that secondary wind provides accounts for burning with about 75% of oxygen, makes at combustion head 9 places to produce combustion gas completing combustion blue flame and avoid the over-emitting black exhaust phenomenon.The equally distributed burner port of combustion head 9 sidewalls makes that the burner temperature is even, can satisfy the equipment uses high to temperature requirement such as pyrolysis furnace.
The above, principles more of the present invention just explain through diagrams, this specification be not be the present invention to be confined to shown in described concrete structure and the scope of application, so every the corresponding modify and equivalent that might be utilized, the claim that all belongs to the present invention and applied for.
Except that the described technical characterictic of specification, all the other technical characterictics are those skilled in the art's known technology.

Claims (5)

1. a natural air draught radiation flameless burner comprises burner body, it is characterized in that, described burner body one end is provided with combustion head, and the other end is a wind inlet; The top of a wind inlet is provided with windshield plate one time, and a described windshield plate is movably arranged on the fuel gas inlet pipe; Described fuel gas inlet pipe one end is provided with fuel gas inlet, and the other end is provided with gas nozzle one time; The top of a described windshield plate is provided with distance plate, is connected by bolt connection piece between distance plate and the burner body; The below of the last wind inlet of burner body is provided with the secondary aerofoil, the top of secondary aerofoil is provided with movable secondary air regulating board, described secondary aerofoil is provided with the through hole of annular arrangement, the position of corresponding described through hole is provided with catch on the secondary air regulating board, is provided with the breach that width is not less than described through hole between the two adjacent catch; Described combustion head is a cylindrical shell, is evenly distributed with burner port on the sidewall of combustion head.
2. a kind of natural air draught radiation flameless burner according to claim 1 is characterized in that, is equipped with the spacer sleeve of a tubulose on the bolt connection piece between described distance plate and the described burner body.
3. a kind of natural air draught radiation flameless burner according to claim 2 is characterized in that described fuel gas inlet pipe is provided with external screw thread, and a described windshield plate all is connected with the fuel gas inlet pipe by threaded engagement with distance plate.
4. according to claim 1 or 3 described a kind of natural air draught radiation flameless burners, it is characterized in that, described secondary aerofoil is connected with burner body by bolt connection piece, and the activity of described secondary air regulating board is nested with in the outside of burner body and with the secondary aerofoil and matches.
5. a kind of natural air draught radiation flameless burner according to claim 1 is characterized in that, symmetry is provided with support column on described burner body.
CN2011101361925A 2011-05-25 2011-05-25 Natural air-suction radiation flameless burner Active CN102213420B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011101361925A CN102213420B (en) 2011-05-25 2011-05-25 Natural air-suction radiation flameless burner

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Application Number Priority Date Filing Date Title
CN2011101361925A CN102213420B (en) 2011-05-25 2011-05-25 Natural air-suction radiation flameless burner

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CN102213420A true CN102213420A (en) 2011-10-12
CN102213420B CN102213420B (en) 2012-11-21

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102721063A (en) * 2012-06-26 2012-10-10 中联重科股份有限公司 Air inlet pipe in linear heater, linear heater and spreading machine

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63116011A (en) * 1986-11-05 1988-05-20 Nippon Nenshiyou Syst Kk Radiant tube burner
CN2580308Y (en) * 2002-11-26 2003-10-15 刘智泉 Low pressure gas burner
CN201277545Y (en) * 2008-08-05 2009-07-22 北京百恒达石油技术有限公司 Automatic regulation negative pressure combustor
CN202082925U (en) * 2011-05-25 2011-12-21 济南同智创新科技有限公司 Natural suction and radiation flameless burner

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63116011A (en) * 1986-11-05 1988-05-20 Nippon Nenshiyou Syst Kk Radiant tube burner
CN2580308Y (en) * 2002-11-26 2003-10-15 刘智泉 Low pressure gas burner
CN201277545Y (en) * 2008-08-05 2009-07-22 北京百恒达石油技术有限公司 Automatic regulation negative pressure combustor
CN202082925U (en) * 2011-05-25 2011-12-21 济南同智创新科技有限公司 Natural suction and radiation flameless burner

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102721063A (en) * 2012-06-26 2012-10-10 中联重科股份有限公司 Air inlet pipe in linear heater, linear heater and spreading machine
CN102721063B (en) * 2012-06-26 2014-07-16 中联重科股份有限公司 Air inlet pipe in linear heater, linear heater and spreading machine

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Address after: The Jiyang County of Ji'nan City, Shandong province 251400 East Street, Taixing Economic Development Zone No. 6

Patentee after: Shandong innovation energy Polytron Technologies Inc

Address before: The development zone of Jiyang County of Ji'nan City, Shandong province 251400 Taixing Street No. 6

Patentee before: Jinan Tongzhi Innovation Science and Technology Co., Ltd.

CP03 Change of name, title or address