CN205939147U - Steady flame formula combustor - Google Patents

Steady flame formula combustor Download PDF

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Publication number
CN205939147U
CN205939147U CN201620803539.5U CN201620803539U CN205939147U CN 205939147 U CN205939147 U CN 205939147U CN 201620803539 U CN201620803539 U CN 201620803539U CN 205939147 U CN205939147 U CN 205939147U
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CN
China
Prior art keywords
firelock
burner
stable flame
nozzle
gas
Prior art date
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Active
Application number
CN201620803539.5U
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Chinese (zh)
Inventor
邵德超
杨鹏昊
付川伟
曹文全
李涛
李林龄
杨阳
刘景阳
孙明峰
谌波
李建厚
汪瑶琪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Petroleum and Chemical Corp
Sinopec Southwest Oil and Gas Co
Original Assignee
China Petroleum and Chemical Corp
Sinopec Southwest Oil and Gas Co
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Priority to CN201620803539.5U priority Critical patent/CN205939147U/en
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Publication of CN205939147U publication Critical patent/CN205939147U/en
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Abstract

The utility model discloses a steady flame formula combustor belongs to chemical production equipment technical field, including the burner inner liner, connect gas rifle and swirler in the burner inner liner, setting in swirler firelock and arrange firelock in the burning torch, its characterized in that: still include steady flame dish, open at the center of steady flame dish has the centre bore, steady flame dish sets up between firelock and swirler, firelock runs through the centre bore of steady flame dish, steady flame dish and firelock fixed connection, evenly distributed is gone up to steady flame dish has a plurality of first cloth wind holes. The utility model discloses the resistance of a wind can be increased, the velocity of flow of a wind is reduced, the mixing time of internal heat fuel gas and air in effective extension, very big improvement mixes the effect, and the combustion stability of the internal heat in the reinforcing avoids producing because of taking off the furnace puff phenomenon that the fire led to the fact, and then improvement combustion efficiency and combustion efficiency, is favorable to the long period run and the environmental protection of boiler.

Description

A kind of stable flame type burner
Technical field
This utility model is related to technical field of chemical production equipment, more particularly, to a kind of stable flame type burner.
Background technology
Burner, may be defined as one kind by its operation principle and by this chemical reaction mode of burning, material is converted heat energy A kind of equipment, that is, a kind of fuel and air are sent into burner hearth by required concentration, speed, turbulivity and hybrid mode, and Enable fuel stable ignition and the heat energy apparatus burning in burner hearth.Fuel is typically based on fuel oil and combustion gas.Industrial at present Combustion type burner mainly includes:Bellows, rustless steel burner inner liner, cyclone, firelock, gas gun and burning torch.Wherein, it is derived from After the air of bellows is mixed through cyclone with the natural gas from fuelgas pipeline, through burning torch electricity sparking, light flammule; After flammule detects through flame detector, firelock can be lighted;After naked light is lighted, can light according to actual needs and spread over not The gas gun of rust steel burner inner liner surrounding, and according to combustion chamber draft situation, damper and fuel gas YE, so just complete Become whole combustion process.
Publication No. CN 204329012U, publication date is that the Chinese patent literature of on 05 13rd, 2015 discloses one kind Gas burner system, including bellows, lighter, flame inspection section, flame monitor, rosette it is characterised in that:On described bellows It is provided with low fire fuel gas inlet, low fire fuel gas inlet connects low fire gas nozzle, the outside of low fire gas nozzle is provided with First air rotation Stream device;Described bellows are provided with high fire fuel gas inlet, and high fire fuel gas inlet connection high fire gas nozzle, outside high fire gas nozzle Side is provided with secondary wind cyclone;Described low fire gas nozzle, high fire gas nozzle are concentric structure, and low fire gas nozzle connects one Secondary combustion air, high fire gas nozzle connecting secondary combustion air.
Gas burner system disclosed in this patent documentation, structure design is unreasonable, and during operation, central flame air quantity can not be adjusted, and makes Become fuel gas mix with air uneven, outlet linear speed excessive, igniter light a fire when easily stop working, not only burn be difficult to control System, and easily produce de- fire, deflagration phenomenon, impact flame holding and efficiency of combustion under big load condition, it is unfavorable for pot The long-term operation of stove and environmental conservation.
Utility model content
This utility model, in order to overcome the defect of above-mentioned prior art, provides a kind of stable flame type burner, this utility model The resistance of First air can be increased, reduce the flow velocity of First air, the incorporation time of effective elongation center fire fuel gas and air, pole Big raising mixed effect, strengthens the combustion stability of central flame, it is to avoid because the furnace puff phenomenon that de- fire causes produces, and then Improve efficiency of combustion and combustion efficiency, be conducive to long-term operation and the environmental conservation of boiler.
This utility model is achieved through the following technical solutions:
A kind of stable flame type burner, the gas gun including burner inner liner, being connected in burner inner liner and cyclone, it is arranged on eddy flow Firelock in device and the burning torch that is placed in firelock it is characterised in that:Also include stable flame pan, the center of described stable flame pan is opened There is centre bore, described stable flame pan is arranged between firelock and cyclone, described firelock runs through the centre bore of stable flame pan, described Stable flame pan is fixedly connected with firelock, and described stable flame pan is evenly distributed with multiple first wind distributing holes.
Between described burner inner liner and cyclone, annulate lamella is set, ring flat-plate is connected with cyclone, and ring flat-plate has multiple second Wind distributing hole, multiple second wind distributing holes are evenly arranged on ring flat-plate.
The aperture of described second wind distributing hole is more than the aperture of the first wind distributing hole.
Described gas gun is four, four gas guns all has a nozzle, four gas guns are connected with ring flat-plate, arbitrarily The spacing of two adjacent gas guns is identical.
Described gas gun is eight, four gas guns all has a nozzle, in addition all has five on four gas guns The nozzle of individual different pore size, the nozzle of five different pore sizes forms nozzle face, has between the gas gun of five different pore size nozzles Every being arranged on ring flat-plate.
Described nozzle face is 45 degree of inclined-plane.
The beneficial effects of the utility model are mainly manifested in following aspect:
First, this utility model, the center of stable flame pan has centre bore, and stable flame pan is arranged between firelock and cyclone, Firelock runs through the centre bore of stable flame pan, and stable flame pan is fixedly connected with firelock, and stable flame pan is evenly distributed with multiple first cloth Air holes, firelock is arranged in cyclone, and the gap between cyclone and firelock forms First air air channel;By being uniformly distributed Multiple first wind distributing holes can increase the resistance of First air, reduce the flow velocity of First air, can the effective fiery fuel gas of elongation center With the incorporation time of air, greatly improve mixed effect, effectively prevent burner in igniting because First air is excessive, stream Speed is too fast and igniting that lead to is unsuccessful or ignition deflagrating of hot, improves efficiency of combustion, enhances stablizing of combustion intensity and flame Property, beneficial to the guarantee long-term operation of boiler and the protection to environment.
2nd, this utility model, arranges annulate lamella, the gap shape between cyclone and burner inner liner between burner inner liner and cyclone Become secondary wind air channel;Ring flat-plate is connected with cyclone, and ring flat-plate has multiple second wind distributing holes, and multiple second wind distributing holes are evenly arranged On ring flat-plate, the secondary wind wind speed through secondary wind air channel can be reduced by the second wind distributing hole, secondary wind is carried out effectively Cloth stream, increases center wind resistance, prevent burner operationally because air quantity is excessive, and causes that fuel gas linear speed is excessive to be caused In de- fiery, flame-out and stove, the generation of deflagration phenomenon is it is ensured that the safety and stability burning of flame.
3rd, this utility model, the aperture of the second wind distributing hole is more than the aperture of the first wind distributing hole so that the chain of command of secondary wind Long-pending big compared with First air, beneficial to the length controlling the overall flame of burner, ensure flame combustion stability.
4th, this utility model, gas gun is four, and four gas guns all have a nozzle, four gas guns and ring Plate connects, and the spacing of any two adjacent gas guns is identical, and for conveying advection fuel gas into stove, advection fuel gas can be suitable Spraying through nozzle of profit, is conducive to arriving the burning of afterbody in the middle part of flame, controls the length of flame, ensure combustion efficiency.
5th, this utility model, gas gun is eight, four gas guns all has a nozzle, in addition four gas guns On all have the nozzle of five different pore sizes, the nozzle of five different pore sizes forms nozzle face, has five different pore size nozzles Gas gun arranged for interval on ring flat-plate, for into stove convey eddy flow fuel gas, eddy flow fuel gas can be smoothly through five The nozzle of different pore size sprays, and fuel atmidometer, flow velocity and linear speed diminish, and eddy flow effect is good, and output is more stable.
6th, this utility model, nozzle face is 45 degree of inclined-plane, the nozzle that eddy flow fuel gas can smoothly through special angle Spray, be conducive in the middle part of flame, arriving the burning of afterbody, control length and the shape of flame, thus further stabilizing burner is big Fired state during load, improves combustion efficiency.
Brief description
Below in conjunction with specification drawings and specific embodiments, this utility model is described in further detail, its In:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of this utility model embodiment 3;
Fig. 3 is the structural representation of this utility model embodiment 4;
In figure labelling:1st, burner inner liner, 2, gas gun, 3, cyclone, 4, firelock, 5, burning torch, 6, stable flame pan, 7, first Wind distributing hole, 8, ring flat-plate, the 9, second wind distributing hole, 10, nozzle face.
Specific embodiment
Embodiment 1
Referring to Fig. 1, a kind of stable flame type burner, including burner inner liner 1, the gas gun 2 that is connected in burner inner liner 1 and cyclone 3rd, the firelock 4 being arranged in cyclone 3 and the burning torch 5 being placed in firelock 4, also include stable flame pan 6, described stable flame pan 6 Center have centre bore, described stable flame pan 6 is arranged between firelock 4 and cyclone 3, and described firelock 4 runs through stable flame pan 6 Centre bore, described stable flame pan 6 is fixedly connected with firelock 4, and described stable flame pan 6 is evenly distributed with multiple first wind distributing holes 7.
The present embodiment is most basic embodiment, and the center of stable flame pan has centre bore, and stable flame pan is arranged on firelock And cyclone between, firelock runs through the centre bore of stable flame pan, and stable flame pan is fixedly connected with firelock, and stable flame pan is uniformly distributed There are multiple first wind distributing holes, firelock is arranged in cyclone, the gap between cyclone and firelock forms First air air channel; The resistance of First air can be increased by equally distributed multiple first wind distributing holes, reduce the flow velocity of First air, can effectively extend The incorporation time of central flame fuel gas and air, greatly improves mixed effect, effectively prevent burner in igniting due to The igniting that First air is excessive, flow velocity is too fast and leads to is unsuccessful or ignition deflagrating of hot, improves efficiency of combustion, enhances combustion intensity With the stability of flame, beneficial to ensureing the long-term operation of boiler and the protection to environment.
Embodiment 2
Referring to Fig. 2, a kind of stable flame type burner, including burner inner liner 1, the gas gun 2 that is connected in burner inner liner 1 and cyclone 3rd, the firelock 4 being arranged in cyclone 3 and the burning torch 5 being placed in firelock 4, also include stable flame pan 6, described stable flame pan 6 Center have centre bore, described stable flame pan 6 is arranged between firelock 4 and cyclone 3, and described firelock 4 runs through stable flame pan 6 Centre bore, described stable flame pan 6 is fixedly connected with firelock 4, and described stable flame pan 6 is evenly distributed with multiple first wind distributing holes 7.
Between described burner inner liner 1 and cyclone 3, annulate lamella 8 is set, ring flat-plate 8 is connected with cyclone 3, ring flat-plate 8 has many Individual second wind distributing hole 9, multiple second wind distributing holes 9 are evenly arranged on ring flat-plate 8.
The aperture of described second wind distributing hole 9 is more than the aperture of the first wind distributing hole 7.
The present embodiment is a better embodiment, arranges annulate lamella, cyclone and burner inner liner between burner inner liner and cyclone Between gap formed secondary wind air channel;Ring flat-plate is connected with cyclone, and ring flat-plate has multiple second wind distributing holes, multiple second cloth Air holes is evenly arranged on ring flat-plate, can reduce the secondary wind wind speed through secondary wind air channel by the second wind distributing hole, to secondary Wind carries out effective cloth stream, increases center wind resistance, prevents burner operationally because air quantity is excessive, and causes fuel gas line In excessive de- fiery, the flame-out and stove causing of speed, the generation of deflagration phenomenon is it is ensured that the safety and stability of flame is burnt.Second wind distributing hole Aperture be more than the aperture of the first wind distributing hole so that the control area of secondary wind is big compared with First air, overall beneficial to control burner The length of flame, ensures flame combustion stability.
Embodiment 3
Referring to Fig. 2, a kind of stable flame type burner, including burner inner liner 1, the gas gun 2 that is connected in burner inner liner 1 and cyclone 3rd, the firelock 4 being arranged in cyclone 3 and the burning torch 5 being placed in firelock 4, also include stable flame pan 6, described stable flame pan 6 Center have centre bore, described stable flame pan 6 is arranged between firelock 4 and cyclone 3, and described firelock 4 runs through stable flame pan 6 Centre bore, described stable flame pan 6 is fixedly connected with firelock 4, and described stable flame pan 6 is evenly distributed with multiple first wind distributing holes 7.
Between described burner inner liner 1 and cyclone 3, annulate lamella 8 is set, ring flat-plate 8 is connected with cyclone 3, ring flat-plate 8 has many Individual second wind distributing hole 9, multiple second wind distributing holes 9 are evenly arranged on ring flat-plate 8.
The aperture of described second wind distributing hole 9 is more than the aperture of the first wind distributing hole 7.
Described gas gun 2 is four, four gas guns 2 all has a nozzle, four gas guns 2 are connected with ring flat-plate 8, The spacing of any two adjacent gas guns 2 is identical.
The present embodiment is another better embodiment, and gas gun is four, four gas guns all have a nozzle, four Root gas gun is connected with ring flat-plate, and the spacing of any two adjacent gas guns is identical, for conveying advection fuel gas, advection into stove Fuel gas can smoothly spray through nozzle, be conducive to arriving the burning of afterbody in the middle part of flame, control the length of flame, ensure burning Effect.
Embodiment 4
Referring to Fig. 3, a kind of stable flame type burner, including burner inner liner 1, the gas gun 2 that is connected in burner inner liner 1 and cyclone 3rd, the firelock 4 being arranged in cyclone 3 and the burning torch 5 being placed in firelock 4, also include stable flame pan 6, described stable flame pan 6 Center have centre bore, described stable flame pan 6 is arranged between firelock 4 and cyclone 3, and described firelock 4 runs through stable flame pan 6 Centre bore, described stable flame pan 6 is fixedly connected with firelock 4, and described stable flame pan 6 is evenly distributed with multiple first wind distributing holes 7.
Between described burner inner liner 1 and cyclone 3, annulate lamella 8 is set, ring flat-plate 8 is connected with cyclone 3, ring flat-plate 8 has many Individual second wind distributing hole 9, multiple second wind distributing holes 9 are evenly arranged on ring flat-plate 8.
The aperture of described second wind distributing hole 9 is more than the aperture of the first wind distributing hole 7.
Described gas gun 2 is eight, four gas guns 2 all has a nozzle, in addition all has on four gas guns 2 The nozzle of five different pore sizes, the nozzle of five different pore sizes forms nozzle face 10, has the combustion gas of five different pore size nozzles Rifle 2 arranged for interval is on ring flat-plate 8.
Described nozzle face 10 is 45 degree of inclined-plane.
The present embodiment is preferred forms, and gas gun is eight, four gas guns all have a nozzle, in addition four The nozzle of five different pore sizes is all had on root gas gun, the nozzle of five different pore sizes forms nozzle face, has five differences , on ring flat-plate, for conveying eddy flow fuel gas into stove, eddy flow fuel gas can be smooth for the gas gun arranged for interval of aperture nozzle Nozzle through five different pore sizes spray, fuel atmidometer, flow velocity and linear speed diminish, and eddy flow effect is good, and output is more stable.Spray Mouth face is 45 degree of inclined-plane, and eddy flow fuel gas can smoothly the nozzle through special angle spray, and is conducive to arriving tail in the middle part of flame The burning in portion, controls length and the shape of flame, thus the further fired state in big load for the stabilizing burner, improves combustion Burn effect.

Claims (6)

1. a kind of stable flame type burner, including burner inner liner(1), be connected to burner inner liner(1)Interior gas gun(2)And cyclone(3)、 It is arranged on cyclone(3)Interior firelock(4)Be placed in firelock(4)Interior burning torch(5)It is characterised in that:Also include steady Flame disk(6), described stable flame pan(6)Center have centre bore, described stable flame pan(6)It is arranged on firelock(4)And cyclone(3) Between, described firelock(4)Run through stable flame pan(6)Centre bore, described stable flame pan(6)With firelock(4)It is fixedly connected, described Stable flame pan(6)On be evenly distributed with multiple first wind distributing holes(7).
2. a kind of stable flame type burner according to claim 1 it is characterised in that:Described burner inner liner(1)With cyclone(3) Between arrange annulate lamella(8), ring flat-plate(8)With cyclone(3)Connect, ring flat-plate(8)On have multiple second wind distributing holes(9), multiple Second wind distributing hole(9)It is evenly arranged in ring flat-plate(8)On.
3. a kind of stable flame type burner according to claim 2 it is characterised in that:Described second wind distributing hole(9)Aperture More than the first wind distributing hole(7)Aperture.
4. a kind of stable flame type burner according to claim 3 it is characterised in that:Described gas gun(2)For four, four Gas gun(2)On all have a nozzle, four gas guns(2)With ring flat-plate(8)Connect, any two adjacent gas guns(2)'s Spacing is identical.
5. a kind of stable flame type burner according to claim 3 it is characterised in that:Described gas gun(2)For eight, four Gas gun(2)On all have a nozzle, in addition four gas guns(2)On all have the nozzle of five different pore sizes, five are not Nozzle with aperture forms nozzle face(10), have the gas gun of five different pore size nozzles(2)Arranged for interval is in ring flat-plate(8) On.
6. a kind of stable flame type burner according to claim 5 it is characterised in that:Described nozzle face(10)Oblique for 45 degree Face.
CN201620803539.5U 2016-07-28 2016-07-28 Steady flame formula combustor Active CN205939147U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620803539.5U CN205939147U (en) 2016-07-28 2016-07-28 Steady flame formula combustor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620803539.5U CN205939147U (en) 2016-07-28 2016-07-28 Steady flame formula combustor

Publications (1)

Publication Number Publication Date
CN205939147U true CN205939147U (en) 2017-02-08

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Application Number Title Priority Date Filing Date
CN201620803539.5U Active CN205939147U (en) 2016-07-28 2016-07-28 Steady flame formula combustor

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108800126A (en) * 2017-10-25 2018-11-13 中国石油化工股份有限公司 A kind of online not blowing out low NO remodeling method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108800126A (en) * 2017-10-25 2018-11-13 中国石油化工股份有限公司 A kind of online not blowing out low NO remodeling method
CN108800126B (en) * 2017-10-25 2019-10-11 中国石油化工股份有限公司 A kind of online not blowing out low NO remodeling method

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