CN2529177Y - 一种改进的加热炉 - Google Patents

一种改进的加热炉 Download PDF

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Publication number
CN2529177Y
CN2529177Y CN 02208364 CN02208364U CN2529177Y CN 2529177 Y CN2529177 Y CN 2529177Y CN 02208364 CN02208364 CN 02208364 CN 02208364 U CN02208364 U CN 02208364U CN 2529177 Y CN2529177 Y CN 2529177Y
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heating furnace
coil
coil pipe
sleeve
shell
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徐文秀
戴相富
郑满圈
梁德权
罗煜琼
黄文明
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ZYT Petroleum Equipment Co Ltd
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Special Vehicle Building & Repairing Gen Plant Of Zhongyuan Petroleum Prospection Bureau
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Abstract

本实用新型公开了一种改进的加热炉。它由外壳、内壳、盘管、炉膛组成,在外壳和内壳之间加有保温层,盘管在炉膛前部螺旋缠绕成密排的圆环形,圆环形的中央安装有稳燃套筒,稳燃套筒与燃烧器相接,盘管在炉膛中部螺旋缠绕成密排的圆柱形,在尾部螺旋缠绕成间隙排列的多层圆柱形,在盘管尾部圆柱形的中央设有烟气通道、吹灰套筒和防爆片。本实用新型提高了整体的换热强度和换热面的利用率,节约了制造成本,同时减少了加热炉使用故障的发生率。

Description

一种改进的加热炉
本实用新型涉及一种油井清蜡、热洗及油田回注水作业用的加热设备。
国内现用加热炉有车载和撬装两种形式,如2所示,它包括由燃烧器、预燃室、外壳、内壳、盘管、防爆器几部分构成,在长期使用中发现其存在以下问题:1)由于燃料的易燃性,预燃室的存在已是多余,并且在使用过程中,预燃室内的炉砖还经常出现倒塌的事故,导致整套设备不能正常工作;2)防爆器与炉膛之间阻隔着平盘管,导致防爆器对炉膛压力变化反应不灵敏,起不到防爆的作用;3)内外壳组成的夹层结构设计,既占用了空间又不利于加热炉的保温;4)盘管采用内外平三段式盘管结构,三段盘管之间的连接是该加热炉的薄弱环节,经常出现连接断裂,且三段盘管互相碰撞磨擦,损坏盘管。
本实用新型的目的就是克服现有技术的缺点,提供一种改进的加热炉。
本实用新型的目的是这样实现的:它由外壳、内壳、盘管、炉膛组成,在外壳和内壳之间加有保温层,盘管在炉膛前部螺旋缠绕成密排的圆环形,圆环形的中央安装有稳燃套筒,稳燃套筒与燃烧器相接,盘管在炉膛中部螺旋缠绕成密排的圆柱形,在尾部螺旋缠绕成间隙排列的多层圆柱形,在盘管尾部圆柱形的中央设有烟气通道、吹灰套筒和防爆片。
本实用新型通过简化盘管结构、加强防爆措施和采用保温层,因而提高了整体的换热强度和换热面的利用率,节约了制造成本,同时减少了加热炉使用的故障发生率,提高了加热炉运行的可靠性。更适合于油田野外作业的要求。
下面结合附图对本实用新型做进一步描述:
图1:本实用新型结构示意图;
图2:原加热炉结构示意图;
图中:1-燃烧器、2-稳燃套筒、3-外壳、4-保温层、5-内壳、
6-盘管、7-吹灰套筒、8-烟气通道、9-防爆片、10-炉膛;
基于辐射换热强度大于对流换热强度、流速对流换热的影响等原理,结合我国的现有技术,我们设计了全新结构的油田用车载或撬装加热炉。新型加热炉由燃烧器1、稳燃套筒2、外壳3、保温层4、内壳5、盘管6和由烟气通道8、吹灰套筒7、防爆片9组成的防爆吹灰器等几部分构成,如图1所示。盘管6由一根钢管绕制而成,其中炉膛10前部由钢管螺旋缠绕成密排的圆环形,圆环的中央安装稳燃套筒2,稳燃套筒2与燃烧器1相接;炉膛10中部由钢管螺旋缠绕成密排的圆柱形,炉膛10的尾部由钢管螺旋缠绕成间隙排列的多层圆柱形,炉膛10尾部圆柱形的中央安装防爆吹灰器。盘管6外包着内壳5,内壳5对盘管6起着支撑作用,除内壳5的前端板与盘管6紧贴外,其余部位与盘管之间预留有间隙,可以吸收尾气中的热量;内壳5外包着一层保温层4,起着保温作用;保温层4外又蒙上了一层不锈钢铁皮,构成加热炉的外壳3。由烟气通道8、吹灰套管7、防爆片9等构成的防爆吹灰器位于加热炉的尾端,与燃烧器相对,烟气通道8及吹灰套管7经由对流段盘管圆环的中心深入炉膛10内,使防爆片9与炉膛10直接相通,烟气通道8可以保证防爆片9对炉膛10压力的敏感性,吹灰套筒8用于盘管6积碳的清理,整个防爆吹灰器作为一个整体,通过隔热层固定在加热炉壳体的尾部;加热炉前端的稳燃套筒2直接与燃烧器1相连,深入到炉膛内一定的距离,起到稳定燃烧的作用。

Claims (1)

1、一种改进的加热炉由外壳(3)、内壳(5)、盘管(6)、炉膛(10)组成,其特征在于:在外壳(3)和内壳(5)之间加有保温层(4),盘管(6)在炉膛(10)前部螺旋缠绕成密排的圆环形,圆环形的中央安装有稳燃套筒(2),稳燃套筒(2)与燃烧器(1)相接,盘管(6)在炉膛(10)中部螺旋缠绕成密排的圆柱形,在尾部螺旋缠绕成间隙排列的多层圆柱形,在盘管(6)尾部圆柱形的中央设有烟气通道(7)、吹灰套筒(8)和防爆片(9)。
CN 02208364 2002-03-21 2002-03-21 一种改进的加热炉 Expired - Lifetime CN2529177Y (zh)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102353146A (zh) * 2011-09-02 2012-02-15 王凯一 卧式沸腾热管加热炉及制作方法
CN103759238A (zh) * 2014-02-17 2014-04-30 王连山 热能转换装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102353146A (zh) * 2011-09-02 2012-02-15 王凯一 卧式沸腾热管加热炉及制作方法
CN103759238A (zh) * 2014-02-17 2014-04-30 王连山 热能转换装置
CN103759238B (zh) * 2014-02-17 2015-04-22 王连山 热能转换装置

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C14 Grant of patent or utility model
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C56 Change in the name or address of the patentee

Owner name: CHINA OIL SPECIAL VEHICLE CO., LTD.

Free format text: FORMER NAME OR ADDRESS: SPECIAL VEHICLE MANUFACTURING AND REPAIRING GENERAL PLANT, ZHONGYUAN OIL EXPLORA

CP01 Change in the name or title of a patent holder

Patentee after: Special Vehicle Repair and Manufacturing Factory of ZPEB

Patentee before: Special Vehicle Repair General Factory, Zhongyuan Petroleum Exploration Bureau

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Address after: 457001 Zhongyuan Oilfield science and Technology Department, Puyang, Henan

Patentee after: ZYT Petroleum Equipment Co., Ltd.

Address before: 457001 Zhongyuan Oilfield science and Technology Department, Puyang, Henan

Patentee before: Special Vehicle Repair and Manufacturing Factory of ZPEB

C17 Cessation of patent right
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Expiration termination date: 20120321

Granted publication date: 20030101