CN2842213Y - 富氧助燃小油枪直接点火燃烧器装置 - Google Patents

富氧助燃小油枪直接点火燃烧器装置 Download PDF

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CN2842213Y
CN2842213Y CNU2005200215103U CN200520021510U CN2842213Y CN 2842213 Y CN2842213 Y CN 2842213Y CN U2005200215103 U CNU2005200215103 U CN U2005200215103U CN 200520021510 U CN200520021510 U CN 200520021510U CN 2842213 Y CN2842213 Y CN 2842213Y
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宁友
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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
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Abstract

富氧助燃小油枪直接点火燃烧器装置,由煤粉燃烧器和装在内部的富氧助燃小油枪组成,煤粉风首先经弯弧形管道将煤粉风分为浓相和稀相流煤粉风,浓相稀相煤粉风流分别进入燃烧器,煤粉燃烧器的助燃风设计有可调式旋流器,通过调节罗盘可改变助燃风旋转角度,可根据煤种情况调整火焰形状保证燃烧稳定及防止结焦。小油枪采用富氧助燃形式并配有点火器及火检装置。

Description

富氧助燃小油枪直接点火燃烧器装置
所属技术领域
本实用新型涉及一种煤粉锅炉燃烧器装置,尤其是具有富氧助燃小油枪直接点火功能的煤粉锅炉燃烧器。
背景技术
目前,公知的煤粉锅炉燃烧器构造是由方筒构成的煤粉燃烧喷口构成。这种煤粉锅炉燃烧器自身不带点火装置,需要外部点火装置和炉内高温将煤粉风点燃。
为了克服现有的煤粉锅炉燃烧器的不足,本实用新型提供一种煤粉锅炉燃烧器,该煤粉锅炉燃烧器可将煤粉风直接点燃。。
本实用新型解决其技术问题所采用的技术方案是:由煤粉燃烧器和装在内部的富氧助燃小油枪组合在一起,利用富氧使燃油充分燃烧,很小的燃油量就可获得一个刚性较强、温度较高的稳定火炬,由于该火炬温度可达2000℃以上,当煤粉通过火炬时很快受热,并使煤粉颗粒破裂粉碎,迅速被点燃。根据分级燃烧的原理,使煤粉在锅炉点火初期就尽可能充分燃烧,达到煤粉锅炉点火启动和低负荷稳燃的目的。
本实用新型的有益效果是,煤粉锅炉燃烧器自带点火油枪,而且有富氧助燃,可以在炉温较低情况下使煤粉点燃并充分燃烧。
附图说明
下面结合本实用新型的构造示意剖视图对本实用新型进一步说明。
图中1.配有点火器和火检装置的小油枪,2.富氧风管,3.外助燃风旋流器调节罗盘,4.内助燃风旋流器调节罗盘,5.外助燃风管,6.内助燃风管,7.煤粉风管,8.煤粉风浓稀分离区,9.稀煤粉风管,10.浓煤粉风管,11.混合燃烧区,12.外助燃风旋流器,13.内助燃风旋流器,14.富氧风旋流器,15.稀煤粉风喷管,16.浓煤粉风喷管
具体实施方式
在图中,配有点火器和火检装置的小油枪(1)安装在富氧风管(2)内,富氧风旋流器(14)安装在富氧风管(2)出口,外助燃风旋流器(12)安装在外助燃风管(5)出口,可通过连接的外助燃风旋流器调节罗盘(3)调节叶片角度,内助燃风旋流器(13)安装在内助燃风管(6)出口,可通过连接的内助燃风旋流器调节罗盘(4)调节叶片角度,煤粉风管(7)通过煤粉风浓稀分离区(8)的离心弯将煤粉风分离后进入浓煤粉风管(10)和稀煤粉风管(9)中,浓煤粉风管(10)和浓煤粉风喷管(16)相通,稀煤粉风管(9)和稀煤粉风喷管(15)相通,稀煤粉风喷管(15)装在外助燃风管(5)内,内助燃风管(6)装在稀煤粉风喷管(15)内,浓煤粉风喷管(16)装在内助燃风管(6)内,富氧风管(2)装在浓煤粉风喷管(16)内,最后各部件出口与混合燃烧区(11)相通。

Claims (1)

1.富氧助燃小油枪直接点火燃烧器装置由煤粉燃烧器和装在内部的富氧助燃小油枪组成,其特征是:配有点火器和火检装置的小油枪安装在富氧风管内,富氧风旋流器安装在富氧风管出口,外助燃风旋流器安装在外助燃风管出口,可通过连接的外助燃风旋流器调节罗盘调节叶片角度,内助燃风旋流器安装在内助燃风管出口,可通过连接的内助燃风旋流器调节罗盘调节叶片角度,煤粉风管通过煤粉风浓稀分离区的离心弯将煤粉风分离后进入浓煤粉风管和稀煤粉风管中,浓煤粉风管和浓煤粉风喷管相通,稀煤粉风管和稀煤粉风喷管相通,稀煤粉风喷管装在外助燃风管内,内助燃风管装在稀煤粉风喷管内,浓煤粉风喷管装在内助燃风管内,富氧风管装在浓煤粉风喷管内,最后各部件出口与混合燃烧区相通。
CNU2005200215103U 2005-08-26 2005-08-26 富氧助燃小油枪直接点火燃烧器装置 Expired - Fee Related CN2842213Y (zh)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100453904C (zh) * 2007-02-07 2009-01-21 鞠胤红 气化微油枪
CN104132337A (zh) * 2014-08-06 2014-11-05 刘国忠 多通道水泥富氧低氮燃烧器
CN106594718A (zh) * 2016-12-28 2017-04-26 浙江宜清环境技术有限公司 一种用于煤粉锅炉平流式富氧燃烧器装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100453904C (zh) * 2007-02-07 2009-01-21 鞠胤红 气化微油枪
CN104132337A (zh) * 2014-08-06 2014-11-05 刘国忠 多通道水泥富氧低氮燃烧器
CN106594718A (zh) * 2016-12-28 2017-04-26 浙江宜清环境技术有限公司 一种用于煤粉锅炉平流式富氧燃烧器装置

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