CN202494101U - Oven combustion device of top-blown converter - Google Patents
Oven combustion device of top-blown converter Download PDFInfo
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- CN202494101U CN202494101U CN2012200813323U CN201220081332U CN202494101U CN 202494101 U CN202494101 U CN 202494101U CN 2012200813323 U CN2012200813323 U CN 2012200813323U CN 201220081332 U CN201220081332 U CN 201220081332U CN 202494101 U CN202494101 U CN 202494101U
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Abstract
一种顶吹转炉烘炉燃烧装置，由燃烧器、自动调节阀组、泄漏报警器构成，所述燃烧器由同轴套装的燃料管和氧气管构成，燃烧器的燃料管、氧气管通过金属软管分别与自动调节阀组的天然气、氧气出口管螺纹连接，泄漏报警器安置于自动调节阀组中的氧气调节阀出入口法兰上方和自动调节阀组中的天然气调节阀出入口法兰下方。该装置燃烧完全、火焰出口喷射速度高、火焰刚性强、燃烧稳定不回火、可自动调节氧油比，保证燃烧效果、带泄露检测报警，安全可靠。适用于顶吹转炉烘炉、升温、保温。
A top-blown converter oven combustion device, which is composed of a burner, an automatic adjustment valve group, and a leakage alarm. The burner is composed of a fuel pipe and an oxygen pipe coaxially set. The hoses are respectively threaded with the natural gas and oxygen outlet pipes of the automatic regulating valve group, and the leakage alarm is placed above the inlet and outlet flanges of the oxygen regulating valve in the automatic regulating valve group and below the inlet and outlet flanges of the natural gas regulating valve in the automatic regulating valve group. The device has complete combustion, high jet speed at the flame outlet, strong flame rigidity, stable combustion without tempering, can automatically adjust the oxygen-oil ratio to ensure the combustion effect, and has a leak detection alarm, which is safe and reliable. It is suitable for top-blown converter oven, temperature rise and heat preservation.
Description
一、技术领域1. Technical field
本实用新型涉及一种火法冶金设备，具体是一种顶吹转炉烘炉燃烧装置。 The utility model relates to pyrometallurgical equipment, in particular to a top-blown converter oven burning device.
二、背景技术2. Background technology
顶吹转炉结构独特，燃料、烟气出入均由炉顶一圆形口完成，烟气在炉内停留时间短，因此对燃料燃烧的速度、效率均有较高要求，而传统的燃烧器要求有充分的流动空间、热量传递速度慢，且由于烟气倒流，容易导致雾化不良，燃烧不稳定，安全性差，无法胜任顶吹转炉烘炉、升温、保温需要。 The structure of the top-blown converter is unique. Fuel and flue gas enter and exit through a circular opening on the furnace top. The flue gas stays in the furnace for a short time. Therefore, there are high requirements for the speed and efficiency of fuel combustion. There is sufficient flow space, the heat transfer speed is slow, and due to the backflow of flue gas, it is easy to cause poor atomization, unstable combustion, and poor safety. It cannot meet the needs of top-blown converter oven, temperature rise, and heat preservation.
三、实用新型内容3. Contents of utility model
本实用新型的目的是提供一种顶吹转炉烘炉燃烧装置，该装置燃烧完全、火焰出口喷射速度高、火焰刚性强、燃烧稳定不回火、可自动调节氧油比，保证燃烧效果、带泄露检测报警，安全可靠。 The purpose of this utility model is to provide a top-blown converter oven combustion device, which has complete combustion, high flame outlet injection speed, strong flame rigidity, stable combustion without tempering, and can automatically adjust the oxygen-oil ratio to ensure the combustion effect. Leak detection and alarm, safe and reliable.
本实用新型通过以下技术方案实现上述目的：一种顶吹转炉烘炉燃烧装置，由燃烧器、自动调节阀组以及泄漏报警器组成，所述燃烧器通过金属软管与自动调节阀组连接，泄漏报警器安置于自动调节阀组中的氧气调节阀出入口法兰上方和自动调节阀组中的天然气调节阀出入口法兰下方。 The utility model achieves the above object through the following technical solutions: a top-blown converter oven combustion device, which is composed of a burner, an automatic regulating valve group and a leakage alarm, the burner is connected with the automatic regulating valve group through a metal hose, The leakage alarm is placed above the inlet and outlet flanges of the oxygen regulating valve in the automatic regulating valve group and below the inlet and outlet flange of the natural gas regulating valve in the automatic regulating valve group.
所述燃烧器由燃烧器喷头，燃烧器外管，燃烧器内管，连接法兰，燃料管和氧气管构成，所述燃烧器的氧气管通过第一金属软管与自动调节阀组的氧气出口管螺纹连接，燃烧器的燃料管通过第二金属软管与自动调节阀组的天然气出口管螺纹连接。 The burner is composed of a burner nozzle, a burner outer pipe, a burner inner pipe, a connecting flange, a fuel pipe and an oxygen pipe. The oxygen pipe of the burner passes through the first metal hose and the oxygen of the automatic adjustment valve group The outlet pipe is threadedly connected, and the fuel pipe of the burner is threadedly connected with the natural gas outlet pipe of the automatic regulating valve group through the second metal hose.
所述燃烧器外管与燃烧器内管为同轴套装。 The outer tube of the burner and the inner tube of the burner are set coaxially.
所述泄漏报警器的一组探头安置于自动调节阀组中天然气调节阀出入口法兰上方10cm处，另一组探险头安置于自动调节阀组氧气调节阀出入口法兰下方10cm处。 One set of probes of the leak alarm is placed 10 cm above the inlet and outlet flange of the natural gas regulating valve in the automatic regulating valve group, and the other group of probes is placed 10 cm below the inlet and outlet flange of the oxygen regulating valve in the automatic regulating valve group.
本实用新型所述顶吹转炉烘炉燃烧装置的工作原理及过程是： The working principle and process of the top-blown converter oven combustion device described in the utility model are:
天然气、氧气分别经由自动调节阀组控制进入燃烧器的外、内管，在燃烧器头部不混合，氧气由内管中心射入，天然气通过外管头部节流环进入炉膛，在氧气高速气流的引射下，天然气得到充分燃烧。当天然气流量发生变化时，氧气量跟踪天然气量变化，保证燃烧效果。自动调节阀组分别设置了天然气、氧气泄露检测装置，保证了安全。 Natural gas and oxygen enter the outer and inner tubes of the burner respectively through the control of the automatic adjustment valve group. They are not mixed at the head of the burner. Oxygen is injected from the center of the inner tube. Under the ejection of the air flow, the natural gas is fully burned. When the flow of natural gas changes, the amount of oxygen tracks the change of the amount of natural gas to ensure the combustion effect. The automatic adjustment valve group is equipped with natural gas and oxygen leakage detection devices to ensure safety.
本实用新型的突出效果在于： The outstanding effect of the present utility model is:
1、采用本燃烧装置的压力损失比常规燃烧器低，可以最大限度的减少能量消耗，节约更多的操作费用。操作灵活性很高，调节比可超过6：1。 1. The pressure loss of this combustion device is lower than that of conventional burners, which can minimize energy consumption and save more operating costs. The operation flexibility is very high, and the adjustment ratio can exceed 6:1.
2、本燃烧装置的助燃氧气经烧嘴中心管经过喷嘴高速喷出，而天然气经燃烧器的燃料管的12个圆环节流以较低速度喷出，天然气射流在氧气高速引射下彼此形成强烈的剪切、拉伸、搅拌作用，充分混合后喷入炉膛进行燃烧，燃烧稳定，火焰刚性强。 2. The combustion-supporting oxygen of this combustion device is ejected at high speed through the center tube of the burner and the nozzle, while the natural gas is ejected at a relatively low speed through the 12 circular joints of the fuel pipe of the burner. The jets of natural gas form each other under the high-speed injection of oxygen With strong shearing, stretching and stirring effects, it is sprayed into the furnace for combustion after being fully mixed, with stable combustion and strong flame rigidity.
3、由于配有自动调节阀组，通过DCS控制，天然气量发生变化，随之氧气量做出相应调整，保证雾化效果，从而维持火焰的刚性，不熄火。 3. Due to the automatic adjustment valve group, through the DCS control, the amount of natural gas changes, and the amount of oxygen is adjusted accordingly to ensure the atomization effect, thereby maintaining the rigidity of the flame and not extinguishing the flame.
4、本燃烧装置的燃烧器布置在炉口10cm处，无需深入炉内，头部采用高温合金材料制作，烟气回流到出口与吸入空气混合降温，保证了烧嘴几乎无损害，使用寿命长，成本可控。 4. The burner of this combustion device is arranged at 10cm from the furnace mouth, and there is no need to go deep into the furnace. The head is made of high-temperature alloy material, and the flue gas returns to the outlet to mix with the inhaled air to cool down, ensuring that the burner is almost harmless and has a long service life. , cost controllable.
四、附图说明4. Description of drawings
图1是本实新型所述的顶吹转炉烘炉燃烧装置的结构示意图。 Fig. 1 is a structural schematic diagram of a top-blown converter oven combustion device described in the present invention.
图2是本实新型所述的顶吹转炉烘炉燃烧装置的燃烧器结构示意图。 Fig. 2 is a schematic diagram of the burner structure of the top-blown converter oven combustion device described in the present invention.
图3是本实新型所述的顶吹转炉烘炉燃烧装置的燃烧器喷头结构示意图。 Fig. 3 is a structural schematic diagram of the burner nozzle of the top-blown converter oven combustion device described in the present invention.
图4是本实新型所述的顶吹转炉烘炉燃烧装置的燃烧器喷头截面图。 Fig. 4 is a cross-sectional view of the burner nozzle of the top-blown converter oven combustion device according to the present invention.
五、具体实施方式5. Specific implementation
以下通过附图和实施例对本实用新型的技术方案作进一步说明。 The technical solution of the utility model is further described below by means of the accompanying drawings and embodiments.
对照图1，本实新型所述的顶吹转炉烘炉燃烧装置，一种顶吹转炉烘炉燃烧装置，由燃烧器1、自动调节阀组2以及泄漏报警器3组成，所述燃烧器1通过金属软管与自动调节阀组2连接，泄漏报警器3安置于自动调节阀组2的氧气调节阀出入口法兰8的上方和自动调节阀组的天然气调节阀出入口法兰9的下方。 Referring to Fig. 1, the top-blown converter oven combustion device described in the present invention is a top-blown converter oven combustion device, which is composed of a burner 1, an automatic regulating valve group 2 and a leakage alarm 3. The burner 1 The metal hose is connected to the automatic regulating valve group 2, and the leakage alarm 3 is placed above the inlet and outlet flange 8 of the oxygen regulating valve of the automatic regulating valve group 2 and below the inlet and outlet flange 9 of the natural gas regulating valve of the automatic regulating valve group.
如图2所示，所述燃烧器1由燃烧器喷头11，燃烧器外管12，燃烧器内管13，连接法兰14，燃料管15和氧气管16构成，所述燃烧器1的氧气管16通过第一金属软管6-1与自动调节阀组的氧气出口管7-1螺纹连接，燃烧器1的燃料管15通过第二金属软管6-2与自动调节阀组2的天然气出口管7-2螺纹连接。
As shown in Figure 2, the burner 1 is composed of a
所述燃烧器外管12与燃烧器内管13为同轴套装。
The burner
所述泄漏报警器3的一组探头安置于自动调节阀组2的氧气调节阀出入口法兰8上方10cm处，另一组探险头安置于自动调节阀组2的天然气调节阀出入口法兰9下方10cm处。 One group of probes of the leakage alarm 3 is placed 10 cm above the inlet and outlet flange 8 of the oxygen regulating valve of the automatic regulating valve group 2, and the other group of probes is placed under the inlet and outlet flange 9 of the natural gas regulating valve of the automatic regulating valve group 2 10cm.
所述泄漏报警器3的探头为每组2个探头。 The probes of the leakage alarm 3 are 2 probes in each group.
所述燃烧器1布置在炉口10cm处，无需深入炉内，头部采用高温合金材料制作；通过DCS控制自动调节天然气、氧气比例，保证雾化效果；自动调节阀组2管线配置天然气、氧气泄漏检测装置，一旦发生泄漏，自动报警，提示操作人员采取安全措施。 The burner 1 is arranged at 10cm from the furnace mouth, without going deep into the furnace, and the head is made of high-temperature alloy material; the ratio of natural gas and oxygen is automatically adjusted through DCS control to ensure the atomization effect; the pipeline of the automatic adjustment valve group 2 is equipped with natural gas and oxygen Leakage detection device, once leakage occurs, it will automatically alarm and prompt the operator to take safety measures.
Claims (4)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200813323U CN202494101U (en) | 2012-03-07 | 2012-03-07 | Oven combustion device of top-blown converter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200813323U CN202494101U (en) | 2012-03-07 | 2012-03-07 | Oven combustion device of top-blown converter |
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| CN202494101U true CN202494101U (en) | 2012-10-17 |
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| CN2012200813323U Expired - Fee Related CN202494101U (en) | 2012-03-07 | 2012-03-07 | Oven combustion device of top-blown converter |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102588954A (en) * | 2012-03-07 | 2012-07-18 | 广西有色再生金属有限公司 | Combustion device for heating up top-blown converter |
| WO2015010622A1 (en) * | 2013-07-25 | 2015-01-29 | Yu Liang | Burner nozzle |
| CN105063276A (en) * | 2015-09-09 | 2015-11-18 | 中冶南方工程技术有限公司 | Converter horizontal baking insulating device and application method thereof |
| CN118705617A (en) * | 2024-08-30 | 2024-09-27 | 岳阳远大热能设备有限公司 | An industrial gas burner for high temperature metallurgical furnaces to resist splashing |
-
2012
- 2012-03-07 CN CN2012200813323U patent/CN202494101U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102588954A (en) * | 2012-03-07 | 2012-07-18 | 广西有色再生金属有限公司 | Combustion device for heating up top-blown converter |
| WO2015010622A1 (en) * | 2013-07-25 | 2015-01-29 | Yu Liang | Burner nozzle |
| CN105063276A (en) * | 2015-09-09 | 2015-11-18 | 中冶南方工程技术有限公司 | Converter horizontal baking insulating device and application method thereof |
| CN118705617A (en) * | 2024-08-30 | 2024-09-27 | 岳阳远大热能设备有限公司 | An industrial gas burner for high temperature metallurgical furnaces to resist splashing |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: CHINA NERIN ENGINEERING CO., LTD. Effective date: 20131112 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| C53 | Correction of patent of invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Huang Yan Inventor after: Huang Jianxi Inventor after: Chen Bo Inventor after: Zhou Ruisheng Inventor after: Xiao Huiyong Inventor after: Deng Minli Inventor after: Yu Jian Inventor after: Duan Zhiliang Inventor after: Sun Baohua Inventor after: Wang Wei Inventor before: Huang Yan Inventor before: Chen Bo Inventor before: Zhou Ruisheng Inventor before: Deng Minli Inventor before: Duan Zhiliang Inventor before: Wang Wei Inventor before: Huang Jianxi |
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| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: HUANG YAN CHEN BO ZHOU RUISHENG DENG MINLI DUAN ZHILIANG WANG WEI HUANG JIANXI TO: HUANG YAN CHEN BO ZHOU RUISHENG XIAO HUIYONG DENG MINLI YU JIAN DUAN ZHILIANG SUN BAOHUA WANG WEI HUANG JIANXI |
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| TR01 | Transfer of patent right |
Effective date of registration: 20131112 Address after: 543002, 3, Bank of China Tower, No. 90, No. two, the Guangxi Zhuang Autonomous Region, Wuzhou Patentee after: Guangxi Nonferrous Recycle Metals Co., Ltd. Patentee after: China Nerin Engineering Co., Ltd. Address before: 543002, 3, Bank of China Tower, No. 90, No. two, the Guangxi Zhuang Autonomous Region, Wuzhou Patentee before: Guangxi Nonferrous Recycle Metals Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121017 Termination date: 20150307 |
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| EXPY | Termination of patent right or utility model |