CN201014437Y - 一种带稳燃钝体的节油油枪 - Google Patents

一种带稳燃钝体的节油油枪 Download PDF

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Publication number
CN201014437Y
CN201014437Y CNU2007201065704U CN200720106570U CN201014437Y CN 201014437 Y CN201014437 Y CN 201014437Y CN U2007201065704 U CNU2007201065704 U CN U2007201065704U CN 200720106570 U CN200720106570 U CN 200720106570U CN 201014437 Y CN201014437 Y CN 201014437Y
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oil
fuel
compressed air
stable combustion
combustion
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李凤瑞
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YINENG ELECTRIC TECHNOLOGY Co Ltd HANGZHOU
State Grid Corp of China SGCC
Zhejiang Electric Power Test and Research Insititute
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Hangzhou Yineng Energy Retrenchment Technology Co
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Abstract

本实用新型涉及一种带稳燃钝体的节油油枪,包括压缩空气导管、燃油导管、雾化喷头,其特征在于:所述雾化喷头的对面设有一稳燃钝体。采用上述结构后:高油压的燃油从燃油导管进入,然后通过雾化喷头喷出,压缩空气从压缩空气导管进入,对喷出的油雾补充氧量,在雾化喷头的对面设置一稳燃钝体,通过稳燃钝体提高燃油和压缩空气混合物的扩散角,并在喷头与钝体之间形成一回流区,使点火更容易,同时燃烧更稳定。

Description

一种带稳燃钝体的节油油枪
技术领域
本实用新型属于一种燃油装置,具体地属于电站煤粉锅炉点火助燃用的油枪。
背景技术
目前电站主要以煤粉作为燃料,煤粉无法直接点火燃烧,需使用油枪来进行点火,由于我国有些地区的煤层较差,挥发成份少,因此需设有油枪作为助燃火源,才能稳定燃烧,普通火力发电厂燃油油枪由于燃油温度低,普遍存在燃烧初期燃烧不完全、冒黑烟、火焰温度低的特点,其最大的缺点就是费油,而且燃烧情况也不理想。
发明内容
本实用新型所要解决的技术问题是:提供一种结构简单、提高燃烧效率的带稳燃钝体的节油油枪。
为了解决上述技术问题,本实用新型采用以下的技术方案:一种带稳燃钝体的节油油枪,包括压缩空气导管、燃油导管、雾化喷头,其特征在于:所述雾化喷头的对面设有一稳燃钝体。
采用上述结构后:高油压的燃油从燃油导管进入,然后通过雾化喷头喷出,压缩空气从压缩空气导管进入,对喷出的油雾补充氧量,在雾化喷头的对面设置一稳燃钝体,通过稳燃钝体提高燃油和压缩空气混合物的扩散角,并在喷头与钝体之间形成一回流区,使点火更容易,同时燃烧更稳定。
附图说明
图1为本实用新型的剖视图。
具体实施方式
参见图1,一种带稳燃钝体的节油油枪,包括压缩空气外套管1、压缩空气内套管2,压缩空气外套管1与压缩空气内套管2之间的间隙为压缩空气导管3,压缩空气外套管1设有压缩空气接口4,压缩空气内套管2内设燃油导管5,燃油导管5的进口处设油管接口6,燃油导管5的出口处设雾化喷头7。
本实用新型改进之处在于:雾化喷头7的对面设有一稳燃钝体8,在喷头7与钝体8之间形成一回流区9,如图所示,本实施中采用锥型钝体作稳燃钝体,它只是其中型式之一,可根据具体情况设置其它型式的钝体。
采用上述结构后:高油压的燃油从燃油导管5进入,然后通过雾化喷头7喷出,压缩空气从压缩空气导管3进入,对喷出的油雾补充氧量,在雾化喷头7的对面设置一稳燃钝体8,通过稳燃钝体8提高燃油和压缩空气混合物的扩散角,并在喷头7与钝体8之间形成一回流区9,使点火更容易,同时燃烧更稳定。
本油枪用于电站煤粉锅炉分级燃烧器的引燃能量来源,其结构简单,制造成本低,适合在电站锅炉中应用和推广。

Claims (2)

1.一种带稳燃钝体的节油油枪,包括压缩空气导管(3)、燃油导管(5)、雾化喷头(7),其特征在于:所述雾化喷头(7)的对面设有一稳燃钝体(8)。
2.如权利要求1所述的一种带稳燃钝体的节油油枪,其特征在于:所述稳燃钝体(8)为锥型钝体。
CNU2007201065704U 2007-02-13 2007-02-13 一种带稳燃钝体的节油油枪 Expired - Lifetime CN201014437Y (zh)

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CNU2007201065704U CN201014437Y (zh) 2007-02-13 2007-02-13 一种带稳燃钝体的节油油枪

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103791496A (zh) * 2012-10-31 2014-05-14 重庆思微新能源有限公司 一种醇类燃料专用烧嘴
CN110160066A (zh) * 2019-01-30 2019-08-23 北京永博洁净科技有限公司 烟气加热系统
CN110160040A (zh) * 2019-01-08 2019-08-23 北京永博洁净科技有限公司 燃烧设备

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103791496A (zh) * 2012-10-31 2014-05-14 重庆思微新能源有限公司 一种醇类燃料专用烧嘴
CN110160040A (zh) * 2019-01-08 2019-08-23 北京永博洁净科技有限公司 燃烧设备
CN110160040B (zh) * 2019-01-08 2024-05-31 北京永博洁净科技有限公司 燃烧设备
CN110160066A (zh) * 2019-01-30 2019-08-23 北京永博洁净科技有限公司 烟气加热系统

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