CN102226524A - Sub-high speed thermostatic burner - Google Patents
Sub-high speed thermostatic burner Download PDFInfo
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- CN102226524A CN102226524A CN 201110100253 CN201110100253A CN102226524A CN 102226524 A CN102226524 A CN 102226524A CN 201110100253 CN201110100253 CN 201110100253 CN 201110100253 A CN201110100253 A CN 201110100253A CN 102226524 A CN102226524 A CN 102226524A
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Abstract
The invention discloses a sub-high speed thermostatic burner which comprises a mutually connected burner body and a nozzle brick, wherein a combustion chamber is arranged in the burner body, a combustion-supporting air tube and a doped cold air tube are positioned on the burner body, the combustion-supporting air tube and the doped cold air tube are divided into two channels to supply air, the gas and the combustion-supporting air are burnt in the combustion chamber through an electronic ignitor arranged on the burner body, one part of the doped air from the doped cold air tube enters into the combustion chamber to lead the gas to be further mixed, the other part of the doped air from the doped cold air tube enters into the nozzle brick through a gap between the burning cylinder and the nozzle body. The sub-high speed thermostatic burner causes the combustion-supporting air and the doped cold air to be independently controlled, the two channels are used for supplying the air, the combustion-supporting air ensures the gas to be burnt in the combustion chamber, the doped cold air is divided into two parts to enter, one part enters into the combustion chamber through small holes circumferentially distributed on the burning cylinder so as to ensure an outlet to have no fire, and the other part enters into the nozzle brick through the gap between the burning cylinder and the nozzle body so as to achieve the purpose of the attemperation.
Description
Technical field
The present invention relates to the burner field, especially relate to a kind of inferior high velocity temperature adjusting burner that is used on the heat-treatment furnace.
Background technology
At present, on various heat treatment of workpieces stoves, the basic high combustion rate burner that adopts is as burner, coal gas flows in combustion barrel according to a certain percentage with air and mixes, and mist is at cylinder roasting 80%-95%, and all the other are completing combustion in burner hearth, a large amount of hot gas are with the high speed ejection of 100-300m/s, in stove, produced strong convection heat transfer' heat-transfer by convection, and because the strong agitation of a large amount of gases makes the interior temperature of stove reach even.Yet, there are following two point defects in actual use in this kind mode: 1. because some flame enters the burner hearth burning, just inevitably having flame directly touches workpiece for this, causes the localized hyperthermia of workpiece, and during low-temperature condition, temperature is difficult for regulating; 2. because the high speed of flame flows out, can produce bigger noise, very unfavorable to site environment.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of inferior high velocity temperature adjusting burner at problems of the prior art, its objective is to guarantee the burner exit flames of anger, and temperature regulating range is big, and the temperature in the stove is even, and simultaneously, noise is lower.
Technical scheme of the present invention is the inferior high velocity temperature adjusting burner of this kind, comprise the burner body and the burner block that are connected, be provided with the combustion chamber in the burner body, being positioned at described burner body is provided with combustion-supporting airduct and mixes cool air hose, and combustion-supporting airduct and mix cool air hose and divide two passes supply air, coal gas and combustion air are struck sparks in the combustion chamber internal combustion by the ignition that is arranged on the burner body, enter the combustion chamber from the described cold wind part of mixing of coming out the cool air hose of mixing, make the further mixed combustion of coal gas, rise simultaneously and transfer short flamed purpose, another part is mixed cold wind and is entered burner block by the slit between combustion barrel and the burner body, plays the purpose of temperature adjustment.
The passage that described burner body is connected with gas pipe is provided with gas stop valve, and by PLC control, gas stop valve receives and is installed in the signal that the flame detector on the burner body sends.
Circumferentially being distributed with of described combustion barrel is convenient to mix the aperture that cold wind enters combustion barrel.
Described little centerline hole and horizontal direction angle β are 35 °-50 °.
A kind of inferior high velocity temperature adjusting burner with above-mentioned special construction has the following advantages:
1, the inferior high velocity temperature adjusting burner of this kind make combustion air, mix cold wind and control separately, divide two passes supply air, combustion air makes coal gas in the combustion chamber internal combustion, mixes cold wind and divides two parts to enter, and a part enters the combustion chamber by the aperture that circumferentially distributes on the combustion barrel, guarantee imperfect combustion coal gas completing combustion, rise simultaneously and transfer short flamed purpose, guarantee the exit flames of anger, a part enters burner block by the slit of combustion barrel and burner body, mix with burning gases, play the purpose of temperature adjustment.
2, the inferior high velocity temperature adjusting burner of this kind has guaranteed that the muzzle velocity of combustion gas is low to moderate about inferior high speed 100m/s, thereby has reduced noise by the rational allocation of combustor exit diameter; Simultaneously, when flame detector detects burner flame because extraneous cause when flame-out phenomenon occurring, gas stop valve can cut off the coal gas of this burner automatically, avoids occurring because the danger that gas leak is blasted in the stove has guaranteed the safety in production of stove.
3, the inferior high velocity temperature adjusting burner of this kind is easy to operate, and temperature regulating range is big.Only mix the size of cold blast rate by adjusting, the burner block gas outlet temperature is changed in 300-1000 degree scope, temperature is easily regulated control, and is reliable; Energy resource consumption is low, and the coal gas consumption is little, and simultaneously, temperature homogeneity improves greatly.
Description of drawings
The invention will be further described below in conjunction with accompanying drawing:
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the left view of structure shown in Figure 1.
In Fig. 1,1: gas stop valve; 2: gas pipe; 3: combustion-supporting airduct; 4: mix cool air hose; 5: burner body; 6: the combustion chamber; 7: combustion barrel; 8: burner block; 9: ignition; 10: flame detector; 11: peep-hole; 12: aperture; 13: combustor exit; 14: the slit of burner shell.
The specific embodiment
By the combination of structure shown in Fig. 1-2 as can be known, the inferior high velocity temperature adjusting burner of this kind comprises burner body 5 and the burner block 8 that is connected, be provided with combustion chamber 6 and combustion barrel 7 in the burner body 5, the 3 row's apertures 12 that circumferentially distributing on the combustion barrel 7, aperture 12 is 45 ° with horizontal direction angle β.Be positioned at burner body 5 and be provided with combustion-supporting airduct 3 and mix cool air hose 4, and combustion-supporting airduct 3 and mix cool air hose two passes supply in 4 fens air.Combustion air make coal gas in the combustion chamber 6 internal combustion.Coal gas and combustion air are by being arranged on the ignition 9 sparking burnings on the burner body 5.Mixing cold wind divides two parts to enter, part cold wind enters the combustion chamber along the aperture 12 that circumferentially distributes on the combustion barrel 7 with horizontal direction angle β angle at 45, guarantee imperfect combustion coal gas completing combustion, simultaneously, because the increase of air quantity, play and transfer short flamed purpose, guarantee the combustion barrel 7 exit flames of angers; Part cold wind flows along combustion barrel 7 walls, reduce the temperature of combustion barrel 7 walls, and enter burner block 8 by the slit 14 of combustion barrel 7 and burner shell, the high-temperature gas that comes out with combustion chamber 6 mixes, by the adjusting of cold blast rate size, can regulate burner block 8 gas outlet temperatures easily.When gas sprays at a high speed, can produce noise,, reduce the speed of air-flow, simultaneously noise be eliminated by adjusting the size of combustion chamber 6 outlets 13 diameters.Can be observed the flame burning situation by peep-hole 11.
The passage that burner body 5 is connected with gas pipe 2 is provided with gas stop valve 1, and by PLC control, gas stop valve 1 receives and is installed in the signal that the flame detector 10 on the burner body 5 sends.When flame detector 10 detects burner flame because extraneous cause when flame-out phenomenon occurring, gas stop valve 1 can cut off the coal gas of this burner automatically, avoids occurring because the danger that gas leak is blasted in the stove guarantees the stove safety in production.
Claims (4)
1. inferior high velocity temperature adjusting burner, comprise the burner body (5) and the burner block (8) that are connected, be provided with combustion chamber (6) in the burner body (5), it is characterized in that: be positioned at described burner body (5) and be provided with combustion-supporting airduct (3) and mix cool air hose (4), and combustion-supporting airduct (3) and mix cool air hose (4) and divide two passes supply air, coal gas and combustion air are struck sparks in the combustion chamber internal combustion by the ignition (9) that is arranged on the burner body (5), enter the combustion chamber from the described cold wind part of mixing of coming out the cool air hose (4) of mixing, make the further mixed combustion of coal gas, another part is mixed cold wind and is entered burner block (8) by the slit between combustion barrel (7) and the burner body.
2. a kind of inferior high velocity temperature adjusting burner according to claim 1, it is characterized in that: the passage that described burner body (5) is connected with gas pipe (2) is provided with gas stop valve (1), by PLC control, gas stop valve (1) receives and is installed in the signal that the flame detector (10) on the burner body (5) sends.
3. a kind of inferior high velocity temperature adjusting burner according to claim 1 and 2 is characterized in that: circumferentially being distributed with of described combustion barrel (7) is convenient to mix the aperture (12) that cold wind enters combustion barrel (7).
4. a kind of inferior high velocity temperature adjusting burner according to claim 3 is characterized in that: the center line of described aperture (12) and the angle β of horizontal direction are 35 °-50 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110100253 CN102226524A (en) | 2011-04-21 | 2011-04-21 | Sub-high speed thermostatic burner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110100253 CN102226524A (en) | 2011-04-21 | 2011-04-21 | Sub-high speed thermostatic burner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102226524A true CN102226524A (en) | 2011-10-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110100253 Pending CN102226524A (en) | 2011-04-21 | 2011-04-21 | Sub-high speed thermostatic burner |
Country Status (1)
| Country | Link |
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| CN (1) | CN102226524A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104606052A (en) * | 2015-01-30 | 2015-05-13 | 四川科伦天然药业有限公司 | Herbal medicine roaster |
| CN106958814A (en) * | 2017-04-19 | 2017-07-18 | 安德森热能科技（苏州）有限责任公司 | A kind of burner block and the air classification flat-flame burner including the burner block |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2077953U (en) * | 1990-08-03 | 1991-05-29 | 上海新征机械厂 | Nozzle of burner for combustion of gas with function of temp. controlling |
| JPH06137527A (en) * | 1992-10-27 | 1994-05-17 | Osaka Gas Co Ltd | Gas burner for forming luminous flame |
| CN2241815Y (en) * | 1995-05-11 | 1996-12-04 | 上海市机电设计研究院 | Gas sub-high speed burner nozzle |
| JPH09133329A (en) * | 1995-11-09 | 1997-05-20 | Osaka Gas Co Ltd | Burner |
| CN2506880Y (en) * | 2001-11-28 | 2002-08-21 | 陕西杨凌航天节水科技股份有限公司 | Natural gas tip for igniting |
| CN101153708A (en) * | 2006-09-25 | 2008-04-02 | 中冶京诚工程技术有限公司 | Coal gas temperature-adjusting burner with diluted wind |
| CN101329110A (en) * | 2008-07-14 | 2008-12-24 | 深圳市佳运通电子有限公司 | Full-automatic control system of oil field heating furnace |
| CN201787580U (en) * | 2010-05-27 | 2011-04-06 | 潍坊同晟工贸有限公司 | Combustion control device of gas combustor for industrial kiln |
| CN202082926U (en) * | 2011-04-21 | 2011-12-21 | 马鞍山钢铁股份有限公司 | Sub-speed temperature regulating burning nozzle |
-
2011
- 2011-04-21 CN CN 201110100253 patent/CN102226524A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2077953U (en) * | 1990-08-03 | 1991-05-29 | 上海新征机械厂 | Nozzle of burner for combustion of gas with function of temp. controlling |
| JPH06137527A (en) * | 1992-10-27 | 1994-05-17 | Osaka Gas Co Ltd | Gas burner for forming luminous flame |
| CN2241815Y (en) * | 1995-05-11 | 1996-12-04 | 上海市机电设计研究院 | Gas sub-high speed burner nozzle |
| JPH09133329A (en) * | 1995-11-09 | 1997-05-20 | Osaka Gas Co Ltd | Burner |
| CN2506880Y (en) * | 2001-11-28 | 2002-08-21 | 陕西杨凌航天节水科技股份有限公司 | Natural gas tip for igniting |
| CN101153708A (en) * | 2006-09-25 | 2008-04-02 | 中冶京诚工程技术有限公司 | Coal gas temperature-adjusting burner with diluted wind |
| CN101329110A (en) * | 2008-07-14 | 2008-12-24 | 深圳市佳运通电子有限公司 | Full-automatic control system of oil field heating furnace |
| CN201787580U (en) * | 2010-05-27 | 2011-04-06 | 潍坊同晟工贸有限公司 | Combustion control device of gas combustor for industrial kiln |
| CN202082926U (en) * | 2011-04-21 | 2011-12-21 | 马鞍山钢铁股份有限公司 | Sub-speed temperature regulating burning nozzle |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104606052A (en) * | 2015-01-30 | 2015-05-13 | 四川科伦天然药业有限公司 | Herbal medicine roaster |
| CN106958814A (en) * | 2017-04-19 | 2017-07-18 | 安德森热能科技（苏州）有限责任公司 | A kind of burner block and the air classification flat-flame burner including the burner block |
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Application publication date: 20111026 |