CN102297595A - Method for quickly replacing burner block of annular heating furnace - Google Patents
Method for quickly replacing burner block of annular heating furnace Download PDFInfo
- 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
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- Prior art keywords
- burner block
- prefabricated
- heating furnace
- burner
- annular heating
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 23
- 239000000463 material Substances 0.000 claims abstract description 14
- 239000011449 brick Substances 0.000 claims description 18
- 239000002184 metal Substances 0.000 claims description 6
- 238000001035 drying Methods 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 11
- 238000010276 construction Methods 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances data:image/svg+xml;base64,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 data:image/svg+xml;base64,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 O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000009415 formwork Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000003643 water by type Substances 0.000 description 2
- 206010020843 Hyperthermia Diseases 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011468 face brick Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 230000036031 hyperthermia Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
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
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.
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 |
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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 |
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| CN (1) | CN102297595A (en) |
Cited By (4)
| 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)
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|---|---|---|---|---|
| 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 |
-
2010
- 2010-06-25 CN CN2010102114297A patent/CN102297595A/en active Pending
Patent Citations (4)
| 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)
| 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)
| 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 |
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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. |
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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. |
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Application publication date: 20111228 |