CN2748851Y - 多级碳化硅电加热管式玻化炉 - Google Patents

多级碳化硅电加热管式玻化炉 Download PDF

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Publication number
CN2748851Y
CN2748851Y CNU2004201126259U CN200420112625U CN2748851Y CN 2748851 Y CN2748851 Y CN 2748851Y CN U2004201126259 U CNU2004201126259 U CN U2004201126259U CN 200420112625 U CN200420112625 U CN 200420112625U CN 2748851 Y CN2748851 Y CN 2748851Y
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China
Prior art keywords
sleeve pipe
electrical heating
furnace body
pipe
silicon carbide
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Expired - Fee Related
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CNU2004201126259U
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English (en)
Inventor
刘伟华
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BEIJING HUAWEIJIA TECHNOLOGIES Co Ltd
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BEIJING HUAWEIJIA TECHNOLOGIES Co Ltd
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Priority to CNU2004201126259U priority Critical patent/CN2748851Y/zh
Priority to PCT/IB2005/003305 priority patent/WO2006092654A1/zh
Priority to EP05850657A priority patent/EP1862752A4/de
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Publication of CN2748851Y publication Critical patent/CN2748851Y/zh
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27DDETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D1/00Casings; Linings; Walls; Roofs
    • F27D1/0003Linings or walls
    • F27D1/0006Linings or walls formed from bricks or layers with a particular composition or specific characteristics
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B5/00Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
    • C03B5/02Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating
    • C03B5/033Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating by using resistance heaters above or in the glass bath, i.e. by indirect resistance heating
    • C03B5/0336Shaft furnaces
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B5/00Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
    • C03B5/16Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
    • C03B5/42Details of construction of furnace walls, e.g. to prevent corrosion; Use of materials for furnace walls
    • C03B5/43Use of materials for furnace walls, e.g. fire-bricks
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27BFURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B1/00Shaft or like vertical or substantially vertical furnaces
    • F27B1/10Details, accessories, or equipment peculiar to furnaces of these types
    • F27B1/12Shells or casings; Supports therefor
    • F27B1/14Arrangements of linings
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27DDETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D11/00Arrangement of elements for electric heating in or on furnaces
    • F27D11/02Ohmic resistance heating

Abstract

一种多级碳化硅电加热管式玻化炉,由多节炉体构成,炉体包括有外壳,外壳内设保温层,保温层内设有碳化硅套管,套管外壁设有凹槽,凹槽沿套管外壁呈U型环绕排列,凹槽内容置有电阻带,套管内设有内衬空心管,套管与内衬空心管间构成温腔,炉体间设有内连接环,凹槽与温腔间设有辐射孔;本实用新型采用碳化硅管外壁嵌入电阻带的结构,充分利用碳化硅优良的热辐射性,形成一个管状形的优良高温辐射套管,热均衡性好,热效率大大提高,减少了能耗,同时提高了矿物受热后的膨胀均匀性,材料密度均匀性好,可以达到完全成球玻化的效果;炉体间设内连接环,有效解决炉体间冷区问题,使矿物更加受热均衡;炉体由拼接可开式结构构成,方便随时拆装检修。

Description

多级碳化硅电加热管式玻化炉
技术领域
本实用新型涉及一种玻化炉,特别涉及一种多级碳化硅电加热管式玻化炉。
背景技术
传统玻化炉如图1所示,一般采用耐火砖砌筑炉体,电炉丝设于耐火砖体内,一旦电炉丝发生断裂,则整个耐火砖炉体就得拆掉重新铺设,浪费人力与物力,而且由于不同部位炉体温度需求不同,需要几节炉体与电阻丝构成,在相邻两节电阻丝之间有较大的距离,因此这段距离存在一个冷区,从而使得矿物在炉膛内不能充分均匀受热,膨胀性不均匀,造成材料密度相关较大,表面不能完全封闭玻化,达不到完全成球玻化的效果,并且能耗较大,本设计人也曾设计出一种如图2所示井式炉,用硅碳棒代替电阻丝,呈井字型插入加热,一旦发生断裂则可抽出硅碳棒进行更换,有效解决了电阻丝熔断问题,然而此种结构仍然存在炉体受热不均匀,存在冷区,膨胀性不好,玻化效果也不是很理想,耗能也比较大,成为业界需要解决的难题。
实用新型内容
本实用新型的目的在于提供一种多级碳化硅电加热管式玻化炉,采用碳化硅管外壁内部嵌入电阻带的结构,充分利用碳化硅优良的热辐射性,形成一个管状形的优良高温辐射套管,有效解决了上述问题。
本实用新型的目的通过下述技术方案得到:
一种多级碳化硅电加热管式玻化炉,由多节炉体构成,炉体包括有外壳,外壳内设保温层,保温层内设有套管,套管外壁设有凹槽,凹槽内容置有电阻带,套管内设有内衬空心管,套管与内衬空心管间构成温腔,炉体间设有内连接环;所述凹槽可沿套管外壁呈U型环绕排列;所述凹槽与温腔间设有辐射孔;所述套管可为碳化硅;所述炉体由拼接可开式结构构成;所述外壳为金属构成。
本实用新型存在以下优点:
1.本实用新型采用了碳化硅作套管,内嵌均匀环绕的电阻带,可充分利用碳化硅优良的热辐射性,形成一个管状形的优良高温辐射套管,热均衡性好,热效率大大提高,减少了能耗,同时提高了矿物受热后的膨胀均匀性,材料密度均匀性好,可以达到完全成球玻化的效果。
2.本实用新型炉体间设内连接环,从而有效解决炉体间冷区问题,从而使矿物从上到下更加受热均衡。
3.本实用新型炉体由拼接可开式结构构成,可以采用机械成型工装,可随时拆装检修。
附图说明
图1为传统玻化炉结构示意图;
图2为井字型玻化炉结构示意图;
图3为本实用新型多级碳化硅电加热管式玻化炉结构示意图;
图4为套管展开结构示意图。
图中标号说明如下:
1-外壳      2-保温层        3-套管     4-凹槽
5-电阻带    6-内衬空心管    7-温腔     8-辐射孔
9-内连接环
具体实施方式
如图3、图4所示,本实用新型多级碳化硅电加热管式玻化炉,由多节炉体构成,炉体包括有金属外壳1,外壳1内设保温层2,保温层2内设有碳化硅套管3,碳化硅套管3外壁设有凹槽4,凹槽4沿碳化硅套管外壁呈U型环绕排列,凹槽4内容置有电阻带5,碳化硅套管3内设有内衬空心管6,碳化硅套管3与内衬空心管6间构成温腔7,凹槽4与温腔7间设有辐射孔8,炉体间设有内连接环9,炉体由拼接可开式结构构成,如可由两半结构组成,拼接处外壁一端设合页,可从另一端打开炉体,由于此可开式结构属现有技术范围,在此不再细述。
上述实施例不影响本实用新型的保护范围。

Claims (6)

1.一种多级碳化硅电加热管式玻化炉,由多节炉体构成,炉体包括有外壳,外壳内设保温层,其特征在于:保温层内设有套管,套管外壁设有凹槽,凹槽内容置有电阻带,套管内设有内衬空心管,套管与内衬空心管间构成温腔,炉体间设有内连接环。
2.根据权利要求1所述的多级碳化硅电加热管式玻化炉,其特征在于:所述凹槽可沿套管外壁呈U型环绕排列。
3.根据权利要求1所述的多级碳化硅电加热管式玻化炉,其特征在于:所述凹槽与温腔间设有辐射孔。
4.根据权利要求1所述的多级碳化硅电加热管式玻化炉,其特征在于:所述套管可为碳化硅。
5.根据权利要求1所述的多级碳化硅电加热管式玻化炉,其特征在于:所述炉体由拼接可开式结构构成。
6.根据权利要求1所述的多级碳化硅电加热管式玻化炉,其特征在于:所述外壳材料为金属。
CNU2004201126259U 2004-11-10 2004-11-10 多级碳化硅电加热管式玻化炉 Expired - Fee Related CN2748851Y (zh)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CNU2004201126259U CN2748851Y (zh) 2004-11-10 2004-11-10 多级碳化硅电加热管式玻化炉
PCT/IB2005/003305 WO2006092654A1 (de) 2004-11-10 2005-11-07 Mehrstufiger mit strom geheitzter carborundum glasierofen
EP05850657A EP1862752A4 (de) 2004-11-10 2005-11-07 Karborund-glasierofen mit mehreren ebenen und elektrischem heizrohr

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101975509A (zh) * 2010-11-19 2011-02-16 信阳市四通机械制造有限公司 玻化微珠燃气膨胀炉成套设备
CN106074154A (zh) * 2016-06-02 2016-11-09 董姝月 一种火针治疗仪
CN111350489A (zh) * 2020-03-16 2020-06-30 中国石油天然气集团有限公司 一种过射孔眼测量地层电阻率的系统及方法

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US20040221929A1 (en) 2003-05-09 2004-11-11 Hebda John J. Processing of titanium-aluminum-vanadium alloys and products made thereby

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101975509A (zh) * 2010-11-19 2011-02-16 信阳市四通机械制造有限公司 玻化微珠燃气膨胀炉成套设备
CN101975509B (zh) * 2010-11-19 2013-04-24 信阳市四通机械制造有限公司 玻化微珠燃气膨胀炉成套设备
CN106074154A (zh) * 2016-06-02 2016-11-09 董姝月 一种火针治疗仪
CN106074154B (zh) * 2016-06-02 2019-01-08 董姝月 一种火针治疗仪
CN111350489A (zh) * 2020-03-16 2020-06-30 中国石油天然气集团有限公司 一种过射孔眼测量地层电阻率的系统及方法
CN111350489B (zh) * 2020-03-16 2023-11-28 中国石油天然气集团有限公司 一种过射孔眼测量地层电阻率的系统及方法

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WO2006092654A1 (de) 2006-09-08
WO2006092654A8 (de) 2009-04-16
EP1862752A4 (de) 2010-01-06
EP1862752A1 (de) 2007-12-05

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