CN102230633B - Nozzle part of hot blast stove for burning waste gas - Google Patents
Nozzle part of hot blast stove for burning waste gas Download PDFInfo
- Publication number
- CN102230633B CN102230633B CN2011101486899A CN201110148689A CN102230633B CN 102230633 B CN102230633 B CN 102230633B CN 2011101486899 A CN2011101486899 A CN 2011101486899A CN 201110148689 A CN201110148689 A CN 201110148689A CN 102230633 B CN102230633 B CN 102230633B
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- Prior art keywords
- burner
- air
- combustion chamber
- baffle plate
- waste gas
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Abstract
The invention discloses a nozzle part of a hot blast stove for burning waste gas. The nozzle part comprises a nozzle shell body, a fuel inlet, a fuel core pipe, a nozzle brick and an igniter. The nozzle part is provided with an air core pipe and a second air pipe body; the air core pipe penetrates through the second air pipe body and the nozzle shell body; the end part, which is close to the nozzle brick, of the air core pipe is provided with a nozzle baffle; the nozzle brick is provided with a main combustion cavity and more than six annular combustion cavities; the annular combustion cavities surround the main combustion cavity; the nozzle shell body is internally provided with air through pipes the quantity of which is the same as that of the annular combustion cavities; one end of each air through pipe penetrates into the second air pipe body, the other end of each air through pipe penetrates into the annular combustion cavity of the nozzle brick; and each annular combustion cavity of the nozzle brick is internally provided with a support piece through which waste gas passes. In the nozzle part of the hot blast stove for burning the waste gas, the structure is adopted, thereby achieving complete combustion, reducing emission of pollution sources and saving fuel.
Description
Technical field
The present invention relates to a kind of hot-blast stove, relate in particular to a kind of burner portion of burned waste gas hot-blast stove.
Background technology
At metallurgical, chemical field, need to use hot-blast stove, for example in steel smelting procedure; Just be furnished with the burned waste gas hot-blast stove between reduction furnace and the oxidation furnace, purposes is to burn reduction furnace tail gas, and reduction furnace tail gas calorific value is lower; Postcombustion adopts coke oven fuel; More than the hot flue gas that produces after two kinds of gas combustions send into oxidation furnace, temperature is usually between 900～1300 degree, as the thermal source of oxidation furnace.Existing burned waste gas hot-blast stove comprises body of heater, burner portion, explosion-proof portion, exhaust stack and unloads grey portion; Burner portion comprises burner shell body, fuel inlet, fuel core pipe, burner block and igniter; Fuel inlet is positioned at an end of burner shell body; Burner block is positioned at the other end of burner shell body, and fuel, air and waste gas are in the mixed combustion of burner block place.Such structure, waste gas are difficult to abundant burning, and the pollution sources discharging is more, and used fuel is more.
Summary of the invention
Technical problem to be solved by this invention is: a kind of burner portion of burned waste gas hot-blast stove is provided, and the use of the burner portion of this kind burned waste gas hot-blast stove can make waste gas fully burn, and reduces the pollution sources discharging, and capable of saving fuel.
Solve this technical problem; Technical scheme of the present invention is: a kind of burner portion of burned waste gas hot-blast stove, comprise burner shell body, fuel inlet, fuel core pipe, burner block and igniter, and fuel inlet is positioned at an end of burner shell body; Burner block is positioned at the other end of burner shell body; The burner shell body of described burner portion is provided with the air-core pipe and the second air body near an end of fuel inlet, and the described air-core pipe and the second air body have first air intake and second air intake respectively, and described air-core pipe passes the second air body and burner shell body; Extend to the burner block place; Described air-core pipe is provided with the burner baffle plate near the end of burner block, and described burner baffle plate has burner baffle plate fuel through-hole and the burner baffle plate air hole more than four, and described burner baffle plate fuel through-hole is positioned at the middle part of burner baffle plate; Described fuel core pipe communicates with burner baffle plate fuel through-hole; Described burner block has main combustion chamber and the ring combustion chamber more than six, and main combustion chamber is positioned at the middle part of burner block, and described ring combustion chamber is centered around around the main combustion chamber; Be provided with the air siphunculus identical in the described burner shell body with encircling combustion chamber quantity; One end of described every air siphunculus feeds the second air body, and the other end of every air siphunculus feeds the ring combustion chamber of burner block, is provided with the supporting member that the waste gas that is positioned at air siphunculus end can pass through in each ring combustion chamber of described burner block.
Described burner baffle plate is a rotary structure, and the center line of described each burner baffle plate air hole and burner its centre line have angle.
The ring combustion chamber more than six of described burner block is positioned on the concentric circles.
Supporting member in each ring combustion chamber of described burner block is a spinning disk.
The burner portion of a kind of burned waste gas hot-blast stove of the present invention adopts such structure, and waste gas can fully burn during use, has reduced the pollution sources discharging, and fuel savings.
Description of drawings
Below in conjunction with the burner portion do in further detail explanation of accompanying drawing to a kind of burned waste gas hot-blast stove of the present invention;
Fig. 1 is the structural representation of the burner portion of a kind of burned waste gas hot-blast stove of the present invention;
Fig. 2 is the user mode structural representation of the burner portion of a kind of burned waste gas hot-blast stove of the present invention shown in Figure 1;
Fig. 3 is the structure for amplifying sketch map of burner baffle plate shown in Figure 1;
Fig. 4 is the left view of burner baffle plate shown in Figure 3;
Fig. 5 is the structural representation of burner block shown in Figure 1;
Fig. 6 is the right view of burner block shown in Figure 5;
Body of heater in the drawings, 1; 2, burner portion; 3, explosion-proof portion; 4, exhaust stack; 5, unload grey portion; 6, fuel inlet; 7, first air intake; 8, second air intake; 9, burner shell body; 10, burner baffle plate; 11, igniter; 12, burner block; 13, spinning disk; 14, air siphunculus; 15, air-core pipe; 16, exhaust gas entrance; 17, the second air body; 18, fuel core pipe; 19, blind plate; 20, ring combustion chamber; 21, main combustion chamber; 22, burner baffle plate air hole; 23, burner baffle plate fuel through-hole.
The specific embodiment
Like Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, shown in Figure 6; The burned waste gas hot-blast stove comprises body of heater 1, burner portion 2, explosion-proof 3, exhaust stack 4 and unloads grey portion 5; Burner portion 2 comprises burner shell body 9, air-core pipe 15, the second air body 17, fuel inlet 6, first air intake 7, second air intake 8, spinning disk 13, burner block 12, burner baffle plate 10, igniter 11, fuel core pipe 18 and blind plate 19; Fuel inlet 6 is positioned at an end of burner shell body 9; Burner baffle plate 10 and burner block 12 are positioned at the other end of burner shell body 9; The below of burner shell body 9 has exhaust gas entrance 16, and the burner shell body 9 of burner portion is provided with the air-core pipe 15 and the second air body 17 near an end of fuel inlet 6, and the air-core pipe 15 and the second air body 17 have first air intake 7 and second air intake 8 respectively; Air-core pipe 15 passes the second air body 17 and burner shell body 9; Extend to burner block 12 places, air-core pipe 15 has burner baffle plate 10 near the end of burner block 12, and burner baffle plate 10 has burner baffle plate fuel through-hole 23 and six burner baffle plate air hole 22; Burner baffle plate 10 is a rotary structure; The center line of each burner baffle plate air hole 22 and the center line of burner baffle plate 10 have angle, and burner baffle plate fuel through-hole 23 is positioned at the middle part of burner baffle plate 10, and fuel core pipe 18 communicates with burner baffle plate fuel through-hole 23.Burner block has main combustion chamber 21 and the ring combustion chamber 20 more than six; Main combustion chamber 21 is positioned at the middle part of burner block 12; Ring combustion chamber 20 is centered around around the main combustion chamber 21, and the ring combustion chamber more than six is positioned on the concentric circles, is provided with the air siphunculus 14 identical with encircling combustion chamber 20 quantity in the burner shell body 9; One end of every air siphunculus 14 feeds the second air body 16, and the other end of every air siphunculus 14 feeds the ring combustion chamber 20 of burner block 12.Each ring of burner block 12 is provided with the supporting member that the waste gas that is positioned at air siphunculus 14 ends can pass through in combustion chamber 20, and supporting member is selected spinning disk 13 usually, the similar fan blade of shape.
A kind of burned waste gas hot stove burner of the present invention portion adopts such structure; The air of first air intake and the fuel of fuel inlet form ever-burning flame through the main combustion chamber that the burner baffle plate gets into burner block; The afterburning air gets into the air siphunculus through second air intake, through the ring combustion chamber ejection of burner block, forms low pressure near the spinning disk in the ring combustion chamber of burner block at this moment again; The intrinsic waste gas of burner shell gets into the ring combustion chamber, can realize fully burning.Can avoid the pressure of waste gas in the prior art hot-blast stove usually lower, waste gas is difficult to clean-burning phenomenon, can reduce the pollution sources discharging, and practice thrift fuel, has reduced the influence to environment.
Claims (4)
1. the burner portion of a burned waste gas hot-blast stove; Comprise burner shell body, fuel inlet, fuel core pipe, burner block and igniter, fuel inlet is positioned at an end of burner shell body, and burner block is positioned at the other end of burner shell body; It is characterized in that: the burner shell body of described burner portion is provided with the air-core pipe and the second air body near an end of fuel inlet; Described air-core pipe has first air intake, and the described second air body has second air intake, and described air-core pipe passes the second air body and burner shell body; Extend to the burner block place; Described air-core pipe is provided with the burner baffle plate near the end of burner block, and described burner baffle plate has burner baffle plate fuel through-hole and the burner baffle plate air hole more than four, and described burner baffle plate fuel through-hole is positioned at the middle part of burner baffle plate; Described fuel core pipe communicates with burner baffle plate fuel through-hole; Described burner block has main combustion chamber and the ring combustion chamber more than six, and main combustion chamber is positioned at the middle part of burner block, and described ring combustion chamber is centered around around the main combustion chamber; Be provided with the air siphunculus identical in the described burner shell body with encircling combustion chamber quantity; One end of described every air siphunculus feeds the second air body, and the other end of every air siphunculus feeds the ring combustion chamber of burner block, is provided with the supporting member that the waste gas that is positioned at air siphunculus end can pass through in each ring combustion chamber of described burner block.
2. the burner portion of a kind of burned waste gas hot-blast stove according to claim 1 is characterized in that: described burner baffle plate is a rotary structure, and the center line of described each burner baffle plate air hole and burner its centre line have angle.
3. the burner portion of a kind of burned waste gas hot-blast stove according to claim 1 is characterized in that: the ring combustion chamber more than six of described burner block is positioned on the concentric circles.
4. the burner portion of a kind of burned waste gas hot-blast stove according to claim 1 is characterized in that: the supporting member in each ring combustion chamber of described burner block is a spinning disk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101486899A CN102230633B (en) | 2011-06-03 | 2011-06-03 | Nozzle part of hot blast stove for burning waste gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101486899A CN102230633B (en) | 2011-06-03 | 2011-06-03 | Nozzle part of hot blast stove for burning waste gas |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102230633A CN102230633A (en) | 2011-11-02 |
| CN102230633B true CN102230633B (en) | 2012-11-21 |
Family
ID=44843229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101486899A Expired - Fee Related CN102230633B (en) | 2011-06-03 | 2011-06-03 | Nozzle part of hot blast stove for burning waste gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102230633B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109439342B (en) * | 2018-11-28 | 2020-12-01 | 鞍钢集团工程技术有限公司 | Liquefied natural gas oven system and process method |
| CN111649343B (en) * | 2020-06-22 | 2022-05-24 | 四川铭能科技开发有限公司 | Efficient low-nitrogen VOC waste gas incinerator and incineration method |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4642047A (en) * | 1984-08-17 | 1987-02-10 | American Combustion, Inc. | Method and apparatus for flame generation and utilization of the combustion products for heating, melting and refining |
| JP3486022B2 (en) * | 1995-10-16 | 2004-01-13 | ジャパン・エア・ガシズ株式会社 | Exhaust gas treatment equipment |
| GB9814064D0 (en) * | 1998-06-29 | 1998-08-26 | Boc Group Plc | Partial combustion of hydrogen sulphide |
| CN2359570Y (en) * | 1998-09-16 | 2000-01-19 | 冶金工业部鞍山焦化耐火材料设计研究院 | Waste liquid furnace |
| CN101457936A (en) * | 2007-12-10 | 2009-06-17 | 刘武标 | Industrial waste gas combustion apparatus and method |
| CN202132959U (en) * | 2011-06-03 | 2012-02-01 | 王兴文 | Burner nozzle of hot blast stove for burning waste gas |
-
2011
- 2011-06-03 CN CN2011101486899A patent/CN102230633B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN102230633A (en) | 2011-11-02 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121121 Termination date: 20130603 |