CN1361292A - Integrated metal mixer depositing process - Google Patents
Integrated metal mixer depositing process Download PDFInfo
- Publication number
- CN1361292A CN1361292A CN 00137106 CN00137106A CN1361292A CN 1361292 A CN1361292 A CN 1361292A CN 00137106 CN00137106 CN 00137106 CN 00137106 A CN00137106 A CN 00137106A CN 1361292 A CN1361292 A CN 1361292A
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- Prior art keywords
- mould
- mixer
- furnace
- stove
- iron notch
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Abstract
The integrated mixer depositing process of the present invention features that it includes the following steps: spreading light deposited material to the mixer bottom and the iron tapping hole before laying heat insulating brick; depositing the bottom working layer after forming bottom formwork; depositing the iron tapping hole after spreading formwork; curing naturally before dismounting the bottom formwork, installing mixer stoving pipe to stove according to the mixer stoving curve after clearing the inside. The integrated deposition of the mixer results in short mixer building period, high integral mixer lining performance, high heat insulating performance of the mixer, saving in fuel, easy mending of the mixer, long service life of the mixer and low cost.
Description
The present invention relates to a kind of hot metal mixer casting stove method, relate in particular to a kind of integrated metal mixer depositing process.
At present the construction of hot metal mixer liner commonly used all is with brick, program be earlier shop furnace bottom thermofin, build permanent layer, furnace bottom working lining, built, block front-back wall working lining (dilatation joint filler), build bottom of trench and wall working lining, casting house and chew installation, the built of shell, change arch gusset, headwall and the casting house vault is built by laying bricks or stones, built, encircle mould, vault and build by laying bricks or stones, tear open and encircle mould, filleting, tear bow member, cleaning, mounting arch boiler tube, baker open.The characteristics of this casting stove method be furnace bottom part without built, shortcoming is: 1, long-drawn-out, job schedule is (a general stove is laid bricks and is Duoed with time of about 15 days than cast) very slowly.2, the construction process unsafe factor is many, and the fragment of brick casualty accident often takes place.3, masonry everywhere thickness can not design and build by laying bricks or stones according to stove fact damaged situation.4, there are a large amount of wedge type bricks, arch angle brick to need cutting, polishing, noise big.5, stay the wide brickwork joint of a treaty 2mm between masonry brick and brick inevitably, this is the weakest link of masonry, and the damage of masonry is all from brickwork joint.6, heat insulation effect is poor, and casing temperature is low, can not protect box hat to waste a large amount of coal gas again well.7, furnace campaign is short.
Purpose of the present invention just is to provide a kind of can simplify hot metal mixer casting furnaceman skill, improves the casting furnaceman and does security, reduces labor strength, speeds casting stove progress, improves the furnace lining quality, increases the service life, energy-saving and cost-reducing, integrated metal mixer depositing process.
Purpose of the present invention can realize by following measure:
The present invention includes following steps: a, with at the bottom of lightening casting material shop furnace bottom and the iron notch, build one deck light-weight insulating brick on the lightweight bed of material of having completed; B, prop up the furnace bottom bed die, leave the space between mould and the furnace bottom, then working lining at the bottom of the pouring furnace with the mould of rim shape; C, above at the bottom of the iron notch, spread template, leave the space between at the bottom of template and the iron notch, water iron notch with mould material then at the bottom of; D, treat furnace bottom and iron notch at the bottom of natural curing after 16～36 hours, remove falling apart of bottom die and iron notch bottom again; E, on the box hat at the front and back of stove and two ends, weld nut, build light-weight insulating brick, fill out light material; F, on the box hat at the front and back of stove and two ends fixed die plate, the front and back of template and stove and two ends light-weight insulating brick between pour into a mould furnace wall, treat natural curing after 16～36 hours, again with form removable; G, respectively cut a blanking hole, again fiberboard is stained with, then at the design attitude corresponding anchoring piece of burn-oning at the furnace roof two ends; The corresponding anchoring piece of on the box hat at the top of stove and two ends, the left and right sides, burn-oning.H, in stove top with rim shape skeleton Zhi Dingmo, between backform and fiberboard, pour into a mould furnace roof, treat that natural curing tears backform open after 16～36 hours; I, install the corresponding mould of shape with it, between mould and fiberboard, pour into a mould furnace roof, treat natural curing form removal tool after 16～36 hours at the iron notch place; J, treat that the stove internal cleaning is clean after, the baker pipe is installed, begin baker according to drying out curve.。
The present invention makes the casting furnaceman preface time of hot metal mixer short owing to adopt whole casting stove method, and the furnace lining overall performance is good, stove good heat insulating, fuel economy; And after the stove local damage, also can this technology carry out sectional repair, but toolability is strong, the stove operation is safer reliable, and increase work-ing life, reduced cost.
The present invention does with detailed explanation below in conjunction with embodiment:
Embodiment 1: the present invention includes following steps: lightening casting material at the bottom of a, shop furnace bottom, the iron notch, build insulating brick.Lightening casting material adds 6% water (can pinch agglomerating getting final product), is paved into even one deck by design thickness and position, with instrument compactings such as chi bars, wipes out whole.On the lightweight bed of material of having completed, build one deck light-weight insulating brick, with the chamotte bonding, brickwork joint otherwise greater than 2MM.B, bed die, working lining furnace bottom mould skeleton is with the rim that performs in advance at the bottom of the pouring furnace, the rim two ends are tiltedly drawn with reinforcing bar and are welded on the furnace wall, between rim with give the standard form shop of making just after, just can pour into a mould bed die.C, iron notch bed die, water iron notch at the bottom of furnace bottom pour, just carry out the steady job of iron notch end template at once, template adopts and falls apart, welded reinforcement presses down and fixes template on the steel plate of iron notch both sides, just can pour into a mould then.D, tear the bottom mould open and treated furnace bottom natural curing 24 hours after (summer short, winter long), but the just demoulding.Earlier the lacing wire at rim two ends is cut off, with the rim of slinging of driving a vehicle, shouldered piece of a standard form with sled again and lever up, earlier reinforcing bar is sliced off at the bottom of the iron notch, template can lever up one by one.E, stove front-back wall and headwall weldering nut, build light cinder brick, fill out light material before and after the stove and headwall survey the measured position nut of burn-oning, on the screw mandrel of having measured length on the nut of corresponding position, press design attitude, thickness block light-weight insulating brick, fill out light material, require brickwork joint to be not more than 2MM, light material wants densification real.F, fixedly front-back wall and headwall, the cast furnace wall, the template of loosing is adopted in form removal mould herein, add two-layer baffle plate and pass through screw mandrel, fixed by nut on furnace wall, by adding mat and transferring screw to adjust the template exact position, reach design thickness, must twine two-layer malthoid on the screw mandrel, be beneficial to transfer to, template surface will nail on one deck malthoid, and mould fixes and can pour into a mould, after natural curing 16-36 hour, get final product the demoulding, screw mandrel also will be transferred to during the demoulding.Fiberboard is pasted in g, the perforate of furnace roof two ends, and the weldering anchoring piece respectively cuts a diameter 400MM (big stove can be opened bigger, and the bogey hole is corresponding smaller) at the furnace roof two ends, so that the cast furnace roof is expected at present; When pasting fiberboard, earlier on the furnace roof box hat with the fine brush of water glass adhesive (concentration is through adjusting meticulously) a time, above then fiberboard being spread out in, compacting can steadily be stained with, and has pasted fiberboard, at the burn-on anchoring piece of correspondence of design attitude.H, Zhi Dingmo, the cast furnace roof, tear backform top die skeleton open and also adopt and give the rim that makes, the wheel spider is located with reinforcing bar on crossbeam, the lock piece frame is on the front and back furnace wall that has poured into, the standard that nails on above the rim falls apart, and shop, surface one deck malthoid has been spread malthoid and just can have been poured into a mould, after the maintenance, get final product the demoulding then.Installing of i, iron notch mould, cast, form removal is not because the iron notch shape plans that must on-the-spotly survey and draw, the scene installs as mould, cast maintenance, the demoulding.After j, screw mandrel are extracted, each root stays next hole, also stay two-layer malthoid inside, after crossbeam was extracted, each root beam also stayed two hitch, must handle, with air drill to living the hole perforating of former screw mandrel, malthoid smash claw after, use closely knitly with the material ramming of this identical trade mark in position, hitch also is like this.After the stove internal cleaning is clean, the baker pipe is installed, is begun baker according to drying out curve.
Embodiment 2: the present invention includes following steps: lightening casting material at the bottom of a, shop furnace bottom, the iron notch, build insulating brick.Lightening casting material adds 7% water (can pinch agglomerating getting final product), is paved into even one deck by design thickness and position, with instrument compactings such as chi bars, wipes out whole.On the lightweight bed of material of having completed, build one deck light-weight insulating brick, with the chamotte bonding, brickwork joint otherwise greater than 2MM.B, bed die, working lining furnace bottom mould skeleton is with the rim that performs in advance at the bottom of the pouring furnace, the rim two ends are tiltedly drawn with reinforcing bar and are welded on the furnace wall, between rim with give the standard form shop of making just after, just can pour into a mould bed die.C, iron notch bed die, water iron notch at the bottom of furnace bottom pour, just carry out the steady job of iron notch end template at once, template adopts and falls apart, welded reinforcement presses down and fixes template on the steel plate of iron notch both sides, just can pour into a mould then.D, tear the bottom mould open and treated furnace bottom natural curing 30 hours after (summer short, winter long), but the just demoulding.Earlier the lacing wire at rim two ends is cut off, with the rim of slinging of driving a vehicle, shouldered piece of a standard form with sled again and lever up, earlier reinforcing bar is sliced off at the bottom of the iron notch, template can lever up one by one.E, stove front-back wall and headwall weldering nut, build light cinder brick, fill out light material before and after the stove and headwall survey the measured position nut of burn-oning, on the screw mandrel of having measured length on the nut of corresponding position, press design attitude, thickness block light-weight insulating brick, fill out light material, require brickwork joint to be not more than 2MM, light material wants densification real.F, fixedly front-back wall and headwall, the cast furnace wall, the template of loosing is adopted in form removal mould herein, add two-layer baffle plate and pass through screw mandrel, fixed by nut on furnace wall, by adding mat and transferring screw to adjust the template exact position, reach design thickness, must twine two-layer malthoid on the screw mandrel, be beneficial to transfer to, template surface will nail on one deck malthoid, and mould fixes and can pour into a mould, after natural curing 16-36 hour, get final product the demoulding, screw mandrel also will be transferred to during the demoulding.Fiberboard is pasted in g, the perforate of furnace roof two ends, and the weldering anchoring piece respectively cuts a diameter 500MM hole (big stove can be opened bigger, and the bogey hole is corresponding smaller) at the furnace roof two ends, so that the cast furnace roof is expected at present; When pasting fiberboard, earlier on the furnace roof box hat with the fine brush of water glass adhesive (concentration is through adjusting meticulously) a time, above then fiberboard being spread out in, compacting can steadily be stained with, and has pasted fiberboard, at the burn-on anchoring piece of correspondence of design attitude.H, Zhi Dingmo, the cast furnace roof, tear backform top die skeleton open and also adopt and give the rim that makes, the wheel spider is located with reinforcing bar on crossbeam, the lock piece frame is on the front and back furnace wall that has poured into, the standard that nails on above the rim falls apart, and shop, surface one deck malthoid has been spread malthoid and just can have been poured into a mould, after the maintenance, get final product the demoulding then.Installing of i, iron notch mould, cast, form removal is not because the iron notch shape plans that must on-the-spotly survey and draw, the scene installs as mould, cast maintenance, the demoulding.After j, screw mandrel are extracted, each root stays next hole, also stay two-layer malthoid inside, after crossbeam was extracted, each root beam also stayed two hitch, must handle, with air drill to living the hole perforating of former screw mandrel, malthoid smash claw after, use closely knitly with the material ramming of this identical trade mark in position, hitch also is like this.After the stove internal cleaning is clean, the baker pipe is installed, is begun baker according to drying out curve.
Claims (1)
1, a kind of integrated metal mixer depositing process, it is characterized in that: it may further comprise the steps: a, with at the bottom of lightening casting material shop furnace bottom and the iron notch, build one deck light-weight insulating brick on the lightweight bed of material of having completed; B, prop up the furnace bottom bed die, leave the space between mould and the furnace bottom, then working lining at the bottom of the pouring furnace with the mould of rim shape; C, above at the bottom of the iron notch, spread template, leave the space between at the bottom of template and the iron notch, water iron notch with mould material then at the bottom of; D, treat furnace bottom and iron notch at the bottom of natural curing after 16～36 hours, remove falling apart of bottom die and iron notch bottom again; E, on the box hat at the front and back of stove and two ends, weld nut, build light-weight insulating brick, fill out light material; F, on the box hat at the front and back of stove and two ends fixed die plate, the front and back of template and stove and two ends light-weight insulating brick between pour into a mould furnace wall, treat natural curing after 16～36 hours, again with form removable; G, respectively cut a blanking hole, again fiberboard is stained with, then at the design attitude corresponding anchoring piece of burn-oning at the furnace roof two ends; The corresponding anchoring piece of on the box hat at the top of stove and two ends, the left and right sides, burn-oning.H, in stove top with rim shape skeleton Zhi Dingmo, between backform and fiberboard, pour into a mould furnace roof, treat that natural curing tears backform open after 16～36 hours; I, install the corresponding mould of shape with it, between mould and fiberboard, pour into a mould furnace roof, treat natural curing form removal tool after 16～36 hours at the iron notch place; J, treat that the stove internal cleaning is clean after, the baker pipe is installed, begin baker according to drying out curve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB001371061A CN1195078C (en) | 2000-12-29 | 2000-12-29 | Integrated metal mixer depositing process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB001371061A CN1195078C (en) | 2000-12-29 | 2000-12-29 | Integrated metal mixer depositing process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1361292A true CN1361292A (en) | 2002-07-31 |
| CN1195078C CN1195078C (en) | 2005-03-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB001371061A Expired - Fee Related CN1195078C (en) | 2000-12-29 | 2000-12-29 | Integrated metal mixer depositing process |
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| CN (1) | CN1195078C (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100393891C (en) * | 2006-08-07 | 2008-06-11 | 濮阳濮耐高温材料（集团）股份有限公司 | fIntegrated building blast furnace mixer and building technology thereof |
| CN100447255C (en) * | 2005-12-27 | 2008-12-31 | 王振武 | Blast furnace mixer inside lining building structure for steelmaking |
| CN101942576A (en) * | 2010-09-02 | 2011-01-12 | 中信锦州铁合金股份有限公司 | Manufacturing method of brasque used for smelting metal chromium |
| CN101649368B (en) * | 2009-09-10 | 2011-04-06 | 武汉钢铁(集团)公司 | Method for integrally pouring mixer furnace |
| CN101514870B (en) * | 2008-02-22 | 2012-02-22 | 中冶天工建设有限公司 | Construction method for manufacturing working layer of annular heating furnace by utilizing timber shuttering and profile steel |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101581540B (en) * | 2009-06-19 | 2011-01-12 | 中国第一冶金建设有限责任公司 | Flange beam formwork method when pouring material for heating furnace wall |
-
2000
- 2000-12-29 CN CNB001371061A patent/CN1195078C/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100447255C (en) * | 2005-12-27 | 2008-12-31 | 王振武 | Blast furnace mixer inside lining building structure for steelmaking |
| CN100393891C (en) * | 2006-08-07 | 2008-06-11 | 濮阳濮耐高温材料（集团）股份有限公司 | fIntegrated building blast furnace mixer and building technology thereof |
| CN101514870B (en) * | 2008-02-22 | 2012-02-22 | 中冶天工建设有限公司 | Construction method for manufacturing working layer of annular heating furnace by utilizing timber shuttering and profile steel |
| CN101649368B (en) * | 2009-09-10 | 2011-04-06 | 武汉钢铁(集团)公司 | Method for integrally pouring mixer furnace |
| CN101942576A (en) * | 2010-09-02 | 2011-01-12 | 中信锦州铁合金股份有限公司 | Manufacturing method of brasque used for smelting metal chromium |
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| Publication number | Publication date |
|---|---|
| CN1195078C (en) | 2005-03-30 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HENAN PROVINCE GENGSHENG REFRACTORY CO., LTD. Free format text: FORMER OWNER: GENGSHENG INDUSTRY (GROUP) CORP., LTD., HENAN PROV. Effective date: 20060623 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20060623 Address after: Dayugou town Gongyi city Henan province 451271 Gengsheng Road No. 88 Patentee after: Gengsheng Refractory Co., Ltd., Henan Prov. Address before: Dayugou town Gongyi city Henan province 451271 Gengsheng Road No. 88 Patentee before: Gengsheng Industry (Group) Corp., Ltd., Henan Prov. |
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| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050330 Termination date: 20121229 |