CN102297595A - Method for quickly replacing burner block of annular heating furnace - Google Patents

Method for quickly replacing burner block of annular heating furnace Download PDF

Info

Publication number
CN102297595A
CN102297595A CN2010102114297A CN201010211429A CN102297595A CN 102297595 A CN102297595 A CN 102297595A CN 2010102114297 A CN2010102114297 A CN 2010102114297A CN 201010211429 A CN201010211429 A CN 201010211429A CN 102297595 A CN102297595 A CN 102297595A
Authority
CN
China
Prior art keywords
burner block
prefabricated
heating furnace
burner
annular heating
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN2010102114297A
Other languages
Chinese (zh)
Inventor
王永萍
周志毅
高立
陈路兵
张胜强
徐竟双
齐晓青
沈伟国
励军
鲍戟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Baosteel Industry Inspection Corp
Original Assignee
Shanghai Baosteel Industry Inspection Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shanghai Baosteel Industry Inspection Corp filed Critical Shanghai Baosteel Industry Inspection Corp
Priority to CN2010102114297A priority Critical patent/CN102297595A/en
Publication of CN102297595A publication Critical patent/CN102297595A/en
Pending legal-status Critical Current

Links

Abstract

The invention relates to a method for maintaining an annular heating furnace, in particular to a method for quickly replacing a burner block of an annular heating furnace. The method for quickly replacing the burner block of the annular heating furnace comprises the following steps of: prefabricating a burner block off line; arranging the prefabricated burner block; and performing field integral pouring by using a quick-drying refractory castable made of the same material as the prefabricated burner block. The method for quickly replacing the burner block of the annular heating furnace is simple and effective, and overhauling and replacement of the burner block can be completed within one day.

Description

A kind of rotary heating furnace burner block quick change method
Technical field
The present invention relates to the rotary heating furnace method for maintaining, relate in particular to a kind of rotary heating furnace burner replacing method.
Background technology
Rotary heating furnace is the important firing equipment in steel tube factory, and this stove is made up of preheating section, bringing-up section, soaking zone, and heated material is realized preheating, heating, the soaking of pipe by the rotation of furnace bottom chassis.Stove adopts mixed gas by 95 burner heating on the interior exterior wall that is distributed in annular furnace.During capital construction, 95 burner blocks all adopt moldable ramming, furnace wall and furnace roof adopt refractory brick and hanger brick to build by laying bricks or stones respectively, owing to have only about 230mm between moldable burner block and the furnace roof, so it is vertical with burner air-flow emission direction in order to ensure the ramming direction that the burner position is moldable, the moldable burner block of elder generation's ramming, and then the furnace roof hanger brick is installed.
Heating furnace is through long-term operation, it is loose moldable burner block to have occurred, problems such as furnace wall refractory brick bulging, when overhaul, furnace wall refractory brick and moldable burner block are repaired the operating position after in the past repaired, the moldable burner block gross distortion of reparation for this reason, cause its top one deck refractory brick to subside, it is rubescent to cause scurrying the stove shell, in order to address this problem, just need to utilize the big periodical repair time to carry out burner block and change.If guarantee the installation quality of burner block, the part furnace roof of just must dismantling, and then carry out moldable ramming construction (guaranteeing ramming direction and packing); Perhaps adopt the formwork pouring type to carry out installation.But owing to be subjected to the restriction of engineering time, these methods all can't satisfy the requirement of burner block installation quality and on-the-spot installation progress simultaneously.At these actual conditions, we can change burner block by quick high texture by prefabricated burner block body construction and the integrated poured method of backing under the situation of not removing the part furnace roof.Use the required time of this method be moldable, water about 30% of material feeding construction method required time.Satisfied repair quality and time the requirement of (1 day),, obtained good effect through on-the-spot actual the use.
<application (patent) number〉200910302307 a kind of installation method of thermal storage heating stove burner tile is disclosed, the characteristics of this method be earlier with the burner block location and installation on burner, and then carry out moulding by casting to watering the material feeding body of wall.Its biggest advantage is that the cast number of times is few, and construction joint reduces, and whole body of heater tightness is good.But because burner block and burner link into an integrated entity, so must remove together with burner after burner block damages, the distortion of burner shell causes burner block to be difficult to location and installation, can't guarantee construction quality and construction period.
Summary of the invention
The present invention is intended to address the aforementioned drawbacks, and a kind of rotary heating furnace burner block quick change method is provided.The present invention is a kind of method of simple and effective quick replacing heating stove burner tile, can realize finishing in one day the maintenance replacing of burner block.
The present invention is achieved in that
A kind of rotary heating furnace burner block quick change method, it comprises the following steps,
The prefabricated burner block step of off-line;
Prefabricated burner block step is installed;
Employing and prefabricated burner block carry out on-the-spot integrated poured step with the fast dried castable refractory of material.
Described a kind of heating stove burner tile quick change method method, described prefabricated burner block is spliced by four prefabricated components that have faulting of slab ends, be embedded with the anchored brick of metal anchorage and surface wrapping fibrous paper in each prefabricated component body, and this anchored brick protrudes from the surface of prefabricated component.
Core technology of the present invention is the moldable burner block of furnace wall to be divided into two parts install, a part adopts special burner prefabricated section form, for fear of the thermal stress that the hot expansion of body of wall produces anchored brick, when burner block is prefabricated, anchored brick is set up cushion all around.Anchored brick is fixed in the prefabricated burner block body, makes and finish baking in advance in manufactory, drains the moisture in the prefabricated section, directly as the furnace wall face brick, accepts the hyperthermia radiation from furnace interior; Another part is exactly to set certain slit between prefabricated component and furnace shell, some metal anchorages are set on furnace shell, carry out cast-in-site by adopting with the fast dried castable refractory of material with prefabricated section, make to water and form the fixed structure that a ring ring links to each other after material feeding is solidified, it is heating furnace outside steel plate fixing metal anchoring piece, metal anchorage fixedly waters material feeding, water fixedly burner block body of material feeding, thereby forming one stablizes, firm integral body, its two parts are connected effectively, solve the required formwork of cast-in-site, cast, maintenance, form removal, operations such as health baking have improved overhaul efficiency greatly.Effectively avoid gas blowby, prevent to reveal and burn with anger.
Compared with prior art the present invention need not to remove the furnace roof hanger brick during rotary heating furnace furnace wall burner block is repaired, and the repair time is shorter, and installation quality is good.The present invention without operations such as formwork, cast, maintenance, form removal, healths, need not special baker in installation process, the periodical repair temperature increasing schedule gets final product routinely, and downtime is shorter.
In a word, prefabricated burner block body construction design and backing are integrated poured, not only effectively prevent gas blowby, reveal and burn with anger; And, when use installing, with original moldable, water the material feeding construction method and compare, can significantly reduce the rotary heating furnace burner block and change the time, use this method required time be moldable, water about 30% of material feeding construction method required time.
Description of drawings
Below, in conjunction with concrete real-time mode, the present invention is further illustrated:
Fig. 1 is described burner block front view.
Fig. 2 is described burner block side view.
The specific embodiment
See also Fig. 1 to Fig. 2, a kind of rotary heating furnace burner block quick change method, it comprises the following steps,
The prefabricated special burner block of off-line is seen 1-1 shown in Figure 1 #, 1-2 #, 1-3 #, 1-4 #Totally four blocks of prefabricated components 1, faulting of slab ends connects between every block of prefabricated component 1, avoids straight joint to cause gas blowby.
Pre-buried anchored brick 2 when prefabricated component 1 is wrapped up fibrous paper 5 on anchored brick 2 surfaces before installation is imbedded.Require anchored brick 2 heads must expose the prefabricated component end face and see Fig. 2.
When prefabricated section is made, insert metal fixing 4, not only make things convenient for the installation of burner block, also strengthened fast dried watering being connected between material feeding and the prefabricated section simultaneously.
The groove position of certain depth is reserved on prefabricated section 1 surface, sees 3 in shown in Figure 1, and straight joint is connected between the fast dried burner block that waters material feeding and first of avoiding second portion.

Claims (2)

1. a rotary heating furnace burner block quick change method is characterized in that, it comprises the following steps,
The prefabricated burner block step of off-line;
Prefabricated burner block step is installed;
Employing and prefabricated burner block carry out on-the-spot integrated poured step with the fast dried castable refractory of material.
2. a kind of heating stove burner tile quick change method according to claim 1, it is characterized in that, described prefabricated burner block is spliced by four prefabricated components that have faulting of slab ends, be embedded with the anchored brick of metal anchorage and surface wrapping fibrous paper in each prefabricated component body, and this anchored brick protrudes from the surface of prefabricated component.
CN2010102114297A 2010-06-25 2010-06-25 Method for quickly replacing burner block of annular heating furnace Pending CN102297595A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010102114297A CN102297595A (en) 2010-06-25 2010-06-25 Method for quickly replacing burner block of annular heating furnace

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010102114297A CN102297595A (en) 2010-06-25 2010-06-25 Method for quickly replacing burner block of annular heating furnace

Publications (1)

Publication Number Publication Date
CN102297595A true CN102297595A (en) 2011-12-28

Family

ID=45358177

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010102114297A Pending CN102297595A (en) 2010-06-25 2010-06-25 Method for quickly replacing burner block of annular heating furnace

Country Status (1)

Country Link
CN (1) CN102297595A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102322740A (en) * 2011-08-04 2012-01-18 首钢长治钢铁有限公司 Special-shaped prefabricated member of furnace top in heating furnace
CN103322799A (en) * 2012-03-19 2013-09-25 五冶集团上海有限公司 Off-line pouring method of refractory material of burner of circular furnace
CN103759538A (en) * 2014-01-20 2014-04-30 中国十九冶集团有限公司 Heating furnace burner block replacing method capable of reserving furnace top
CN106556256A (en) * 2015-09-28 2017-04-05 中国二冶集团有限公司 The brick building method of burner pipe and its burner pipe brick masonry holder

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0999411A2 (en) * 1998-11-03 2000-05-10 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Self-cooled oxygen-fuel burner for use in high temperature furnaces
CN101545721A (en) * 2009-05-14 2009-09-30 中冶实久建设有限公司 Mounting method for thermal storage heating stove burner tile
CN201463564U (en) * 2009-06-02 2010-05-12 黄冈市华窑中洲窑炉有限公司 High-pressure swirl flaming brick

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0999411A2 (en) * 1998-11-03 2000-05-10 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Self-cooled oxygen-fuel burner for use in high temperature furnaces
CN1261138A (en) * 1998-11-03 2000-07-26 液体空气乔治洛德方法利用和研究有限公司 Improved self-cooling oxygen-fuel burner for high temperature micropowder furnace
CN101545721A (en) * 2009-05-14 2009-09-30 中冶实久建设有限公司 Mounting method for thermal storage heating stove burner tile
CN201463564U (en) * 2009-06-02 2010-05-12 黄冈市华窑中洲窑炉有限公司 High-pressure swirl flaming brick

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
李绍良等: "煤气平焰烧嘴在环形炉与步进炉上的应用", 《工业炉》, no. 01, 31 March 1992 (1992-03-31), pages 41 - 45 *
杨茂平等: "蓄热式加热炉燃烧系统的设计研究", 《工业炉》, no. 01, 28 February 2010 (2010-02-28) *

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102322740A (en) * 2011-08-04 2012-01-18 首钢长治钢铁有限公司 Special-shaped prefabricated member of furnace top in heating furnace
CN103322799A (en) * 2012-03-19 2013-09-25 五冶集团上海有限公司 Off-line pouring method of refractory material of burner of circular furnace
CN103759538A (en) * 2014-01-20 2014-04-30 中国十九冶集团有限公司 Heating furnace burner block replacing method capable of reserving furnace top
CN103759538B (en) * 2014-01-20 2015-06-10 中国十九冶集团有限公司 Heating furnace burner block replacing method capable of reserving furnace top
CN106556256A (en) * 2015-09-28 2017-04-05 中国二冶集团有限公司 The brick building method of burner pipe and its burner pipe brick masonry holder

Similar Documents

Publication Publication Date Title
US8640635B2 (en) Corbel repairs of coke ovens
CN102564135A (en) Construction method for patching of refractory materials of furnace top of heating furnace
CN102297595A (en) Method for quickly replacing burner block of annular heating furnace
CN101671569B (en) Integral casting construction process of dry quenching furnace
CN103940239B (en) Applied to pelletizing rotary kiln refractory material method for repairing and mending
CN103288460A (en) Casting material for prefabricating burner block of annular heating furnace
CN103276130A (en) Maintenance method for air leakage from pipeline of hot-air system of blast furnace
CN102424872A (en) Method for patching damaged blast furnace hot air pipeline inner liner in hot state
CN103615884A (en) Masonry method for rotary kilns
CN101514870A (en) Construction method for manufacturing working layer of annular heating furnace by utilizing timber shuttering and profile steel
CN109506469A (en) A kind of furnace body castable rapid constructing method
CN102425941B (en) Method for laying lining side support block row of rotary kiln
CN103788966A (en) High-temperature resistant expansion joint for dry quenching
CN105135889A (en) Construction method for fireproof material of throat part of grate cooler
CN102175085A (en) Method for pouring and constructing whole furnace wall of heating furnace with heat-accumulating-type nozzle
CN100393891C (en) fIntegrated building blast furnace mixer and building technology thereof
CN103278015A (en) Integral casting method for stove top refractory lining of hot blast stove
CN104406402B (en) Masonry of Rotary Kiln method
CN106440815B (en) Heating furnace furnace wall pours mold method
CN109341354B (en) Construction method of rotary cement kiln mouth castable
CN203866243U (en) High-temperature-resistant expansion joint for dry quenching
CN103557695B (en) Furnace building method for rotary kiln tube body inner liner
CN102954693B (en) Method for constructing bottom groove circulating pipe of vacuum-circulating degassing furnace
CN107299171B (en) Method for repairing refractory lining on side wall of blast furnace hearth and refractory lining body
CN102519258A (en) Burner of roasting furnace and construction method for burner

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C53 Correction of patent for invention or patent application
COR Change of bibliographic data

Free format text: CORRECT: APPLICANT; FROM: SHANGHAI BAOSTEEL INDUSTRIAL INSPECTION CO., LTD. TO: SHANGHAI BAOSTEEL INDUSTRY TECHNOLOGICAL SERVICE CO., LTD.

Free format text: CORRECT: APPLICANT; FROM: SHANGHAI BAOSTEEL INDUSTRY INSPECTION CORP. TO: SHANGHAI BAOSTEEL INDUSTRIAL INSPECTION CO., LTD.

CB02 Change of applicant information

Address after: 201900 Shanghai city Baoshan District Meipu Road No. 335

Applicant after: Shanghai Baosteel Industrial Inspection Co., Ltd.

Address before: 201900 Shanghai city Baoshan District Meipu Road No. 335

Applicant before: Shanghai Baosteel Industry Inspection Corp.

Address after: 201900 Shanghai city Baoshan District Meipu Road No. 335

Applicant after: Shanghai Baosteel Industry Technological Service Co. Ltd

Address before: 201900 Shanghai city Baoshan District Meipu Road No. 335

Applicant before: Shanghai Baosteel Industrial Inspection Co., Ltd.

WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20111228