CN103512357B - Method for positioning burner offline pouring mould of annular furnace - Google Patents
Method for positioning burner offline pouring mould of annular furnace Download PDFInfo
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- CN103512357B CN103512357B CN201210203949.2A CN201210203949A CN103512357B CN 103512357 B CN103512357 B CN 103512357B CN 201210203949 A CN201210203949 A CN 201210203949A CN 103512357 B CN103512357 B CN 103512357B
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Abstract
A method for positioning a burner offline pouring mould of an annular furnace is characterized by comprising the following steps: (1) manufacturing a first burner pouring internal mould and a second burner pouring internal mould, (2) manufacturing a bottom bracket of the first burner pouring internal mould, (3) manufacturing a top fixed mount of the second burner pouring internal mould, (4) setting up a burner pouring external mould, (5) setting up the first burner pouring internal mould and the second burner pouring internal mould, (6) carrying out pouring of fire resistant materials, and (7) installing a fire resistant material pouring mould along with a furnace shell into the furnace wall of the annular furnace. The method for positioning the burner offline pouring mould of the annular furnace has the advantages that positioning of the burner offline pouring mould is accurate, efficiency of construction is enhanced, the construction quality of pouring materials is improved, a burner is attractive in appearance, and the purpose that subsequent production processes go smoothly is guaranteed.
Description
Technical field
The present invention relates to a kind of industrial furnace building construction method, specifically, is a kind of annular furnace burner offline casting mold localization method.
Background technology
The cast of annular furnace burner is a part important in annular furnace construction, and burner is made up of hollow circuit cylinder and hollow round table, and the structure of typical annular furnace burner as shown in Figure 1.
Annular furnace burner is all generally be arranged on body of heater wallboard, and each single wall plate forms one group by two burners.The conveniently construction of castable, the mode generally taking off-line to pour into a mould is carried out, and is installing after burner has been constructed.Due to the particularity of nozzle structure, be difficult to when castable casting and constructing the location accurately controlling its center.If cause centralized positioning inaccurate in construction, the burner after building will depart from original design, affects to production.
Therefore known annular furnace burner offline casting mold localization method also exists above-mentioned all inconvenience and problem.
Summary of the invention
Object of the present invention, be to propose a kind of design feature according to annular furnace burner, the mould of sizing is adopted to carry out formwork, the center line making the center line of shaper and burner design when formwork overlaps and fixes, thus make burner cast CB meet designing requirement, improve the annular furnace burner offline casting mold localization method of the accuracy of its centralized positioning.
For achieving the above object, technical solution of the present invention is:
A kind of annular furnace burner offline casting mold localization method, is characterized in that comprising the following steps:
A, make burner and pour into a mould the first internal mold and burner pours into a mould the second internal mold, comprise following steps:
1) make burner and pour into a mould the first internal mold
Make burner according to the size of burner and pour into a mould the first internal mold, it is cylinder, and the heart bores burner and pours into a mould the first internal mold cylindrical central bore wherein, and bore dia is 16 ~ 21mm;
2) make burner and pour into a mould the second internal mold
Make burner according to the size of burner and pour into a mould the second internal mold, it is the combination of cylinder and round platform, and the heart bores burner and pours into a mould the second inner mold center hole wherein, and burner pours into a mould the through hole that the second inner mold center hole is the combination of cylinder and round platform, and bore dia is 16 ~ 21mm;
B, making burner pour into a mould the first internal mold bottom bracket
It is mutually vertically be welded and fixed in cross by two band irons that burner pours into a mould the first internal mold bottom bracket, criss-cross four ends are circular arc, it is identical that diameter and the burner of circular arc pour into a mould the first internal mold base diameter, band iron width is 50mm, hole at cruciform central place, bore dia is 16 ~ 21mm, and the little 2mm of bottom wall thickness at annular furnace burner place described in band iron Thickness Ratio;
C, making burner pour into a mould the second internal mold top fixed mount
It is mutually vertically be welded and fixed in cross by two band irons that burner pours into a mould the second internal mold top fixed mount, band iron width is 50mm, and length is 1200mm, ejects center line in their length direction and is indicated on band iron, in the boring of cruciform central place, bore dia is 16 ~ 21mm;
Installing of d, burner cast external mold, comprises following steps:
1) before burner cast external mold installs, anchored brick and anchoring pinned layers are first constructed, and guarantees that it is solid and reliable on inspection;
2) burner pours into a mould installing of external mold
On burner steel construction, one section of burner edge height 50mm's exposes the support that gusset installs as external mold, the processing of external mold template is carried out according to the outward flange size of burner, what be then enclosed within burner edge exposes on gusset, the position of intersecting of template fastens with nails, is then fixed at employing flitch, plank and iron wire;
3) burner cast external mold Zhi Haohou, template marks the total height graduation mark of burner, and arranges centre line marks on external mold, uses in order to during cast;
E, burner pour into a mould the first internal mold and burner pours into a mould installing of the second internal mold
Burner is poured into a mould the first internal mold bottom bracket and put into preformed hole on the equipment of burner position, make it clamp, a steel pipe is inserted burner to be poured into a mould in the through hole of the first internal mold bottom bracket, then the center line of burner is projected on external mold, burner is poured into a mould the first internal mold and burner to pour into a mould the second internal mold and be through successively in steel pipe, notice that allowing burner pour into a mould on the second internal mold top fixed mount again has one of band iron centre line marks to face up, make burner pour into a mould the second internal mold top fixed mount and be inserted in described steel pipe, and the band iron centre line marks making burner pour into a mould on the second internal mold top fixed mount overlaps with centre line marks on external mold, confirm errorless after, with iron wire, burner being poured into a mould the second internal mold top fixed mount is again fixed on external mold, guarantee firmly,
F, pouring fireproof material
What burner poured into a mould that the first internal mold and burner pour into a mould the second internal mold has installed rear pouring fireproof material;
G, refractory material casting mould are fit into annular furnace furnace wall with furnace shell.
annular furnace burner offline casting mold localization method of the present invention can also be further achieved by the following technical measures.
Aforesaid method, in wherein said step b, the diameter 1 ~ 2mm less of burner first internal mold base diameter of circular arc.
Aforesaid method, in wherein said step e, the diameter of steel pipe pours into a mould the first inner mold center hole than burner, and burner pours into a mould the second inner mold center hole, and burner pours into a mould the little 1mm of through hole that the through hole of the first internal mold bottom bracket and burner pour into a mould the second internal mold top fixed mount.
Aforesaid method, wherein said steps d 2) in, the thick 20mm of template of burner cast external mold.
After adopting technique scheme, annular furnace burner offline casting mold localization method of the present invention has the following advantages:
1, burner offline casting mold accurate positioning;
2, efficiency of construction and castable construction quality is improved, burner good looking appearance;
3, guarantee that subsequent production process is carried out smoothly.
Accompanying drawing explanation
Fig. 1 is the structural representation of known typical annular furnace burner;
Fig. 2 is that the burner of the embodiment of the present invention pours into a mould the first internal mold side view;
Fig. 3 is that the burner of the embodiment of the present invention pours into a mould the first internal mold top view;
Fig. 4 is that the burner of the embodiment of the present invention pours into a mould the second internal mold side view;
Fig. 5 is that the burner of the embodiment of the present invention pours into a mould the second internal mold top view;
Fig. 6 is that the burner of the embodiment of the present invention pours into a mould the first internal mold bottom bracket schematic diagram;
Fig. 7 is that the burner of the embodiment of the present invention pours into a mould the second internal mold top fixed mount schematic diagram;
Fig. 8 is that the burner external mold of the embodiment of the present invention installs schematic diagram;
Fig. 9 is the burner internal mold scheme of installation of the embodiment of the present invention.
in figure: 1 castable refractory, 2 body of heater steel wallboards, 3 light heat-insulating plates, 4 burners, 5 burners pour into a mould the first internal mold, 51 burners pour into a mould the first internal mold cylinder, 52 burners pour into a mould the first internal mold cylindrical central bore, 6 burners pour into a mould the second internal mold, 61 burners pour into a mould the second internal mold cylinder, 62 burners pour into a mould the second inner mold center hole, 63 burners pour into a mould the second internal mold round platform, 64 burners pour into a mould the second internal mold round platform bottom surface, 7a burner pours into a mould the first internal mold bottom bracket, 7b burner pours into a mould the second internal mold top fixed mount, 8 through holes, the flitch of 9 fixing external molds and plank, 10 external mold templates, 11 concrete floors, 12 expose gusset, 13 timber wedges, 14 steel pipes.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing thereof, the present invention is illustrated further.
Embodiment 1
Now refer to Fig. 2 ~ Fig. 5, Fig. 2 is that the burner of the embodiment of the present invention pours into a mould the first internal mold side view, Fig. 3 is that the burner of the embodiment of the present invention pours into a mould the first internal mold top view, Fig. 4 is that the burner of the embodiment of the present invention pours into a mould the second internal mold side view, and Fig. 5 is that the burner of the embodiment of the present invention pours into a mould the second internal mold top view.Annular furnace burner offline casting mold localization method of the present invention, is characterized in that comprising the following steps:
A, make burner and pour into a mould the first internal mold 5 and burner pours into a mould the second internal mold 6, comprise following steps:
1) make burner and pour into a mould the first internal mold 5
Make burner according to the size of burner and pour into a mould the first internal mold, it is cylinder 51, and the heart bores burner and pours into a mould the first internal mold cylindrical central bore 52 wherein, and bore dia is 19mm;
2) make burner and pour into a mould the second internal mold 6
Make burner according to the size of burner and pour into a mould the second internal mold 6, it is the combination of cylinder 61 and round platform 63, the heart bores burner and pours into a mould the second inner mold center hole 62 wherein, and burner pours into a mould the through hole that the second inner mold center hole 62 is the combination of cylinder and round platform, and bore dia is 19mm;
B, making burner pour into a mould the first internal mold bottom bracket 7a.
Fig. 6 is that the burner of the embodiment of the present invention pours into a mould the first internal mold bottom bracket schematic diagram.
Burner is poured into a mould the first internal mold bottom bracket 7a and is mutually vertically welded and fixed in cross by two band irons, criss-cross four ends are circular arc, the diameter of circular arc is identical with burner first internal mold base diameter, band iron width is 50mm, hole at cruciform central place, bore dia is 19mm, and the little 2mm of bottom wall thickness at annular furnace burner place described in band iron Thickness Ratio;
C, making burner pour into a mould the second internal mold top fixed mount 7b.
Fig. 7 is that the burner of the embodiment of the present invention pours into a mould the second internal mold top fixed mount schematic diagram.
Burner is poured into a mould the second internal mold top fixed mount 7b and is mutually vertically welded and fixed in cross by two band irons, band iron width is 50mm, and length is 1200mm, ejects center line in their length direction and is indicated on band iron, in the boring of cruciform central place, bore dia is 19mm;
Installing of d, burner cast external mold, comprises following steps:
Fig. 8 is that the burner external mold of the embodiment of the present invention installs schematic diagram.
1) before burner cast external mold installs, anchored brick and anchoring pinned layers are first constructed, and guarantees that it is solid and reliable on inspection;
2) burner pours into a mould installing of external mold
On burner steel construction, one section of burner edge height 50mm's exposes the support that gusset installs as external mold, the processing of external mold template is carried out according to the outward flange size of burner, what be then enclosed within burner edge exposes on gusset 12, the position of intersecting of template fastens with nails, is then fixed at employing flitch, plank and iron wire; The thick 20mm of template 10 of burner cast external mold;
3) burner cast external mold Zhi Haohou, template marks the total height graduation mark of burner, and arranges centre line marks on external mold, uses in order to during cast;
E, burner pour into a mould the first internal mold and burner pours into a mould installing of the second internal mold
Fig. 9 is the burner internal mold scheme of installation of the embodiment of the present invention.
Burner is poured into a mould the first internal mold bottom bracket and put into preformed hole on the equipment of burner position, make it clamp, a steel pipe 14 being inserted burner pours into a mould in the through hole of the first internal mold bottom bracket, the diameter of described steel pipe pours into a mould the first inner mold center hole than burner, burner pours into a mould the second inner mold center hole, burner pours into a mould the little 1mm of through hole that the through hole of the first internal mold bottom bracket and burner pour into a mould the second internal mold top fixed mount, be 20mm, then the center line of burner is projected on external mold, burner is poured into a mould the first internal mold and burner to pour into a mould the second internal mold and be through successively in steel pipe, notice that allowing burner pour into a mould on the second internal mold top fixed mount again has one of band iron centre line marks to face up, make burner pour into a mould the second internal mold top fixed mount and be inserted in described steel pipe, and the band iron centre line marks making burner pour into a mould on the second internal mold top fixed mount overlaps with centre line marks on external mold, confirm errorless after, with iron wire, burner being poured into a mould the second internal mold top fixed mount is again fixed on external mold, guarantee firmly,
F, pouring fireproof material
What burner poured into a mould that the first internal mold and burner pour into a mould the second internal mold has installed rear pouring fireproof material;
G, refractory material casting mould are fit into annular furnace furnace wall with furnace shell.
Embodiment 2
Except in described step b, the diameter of circular arc is poured into a mould outside the little 1mm of the first internal mold base diameter than burner, and all the other are with embodiment 1.
Round burner offline casting mold localization method of the present invention Baosteel five cold-strip steel engineering (first phase) 4 target high-temperature ring stove unit (RBAF1) and Baosteel orientation silicon steel successive projects (first step) bid section second phase high-temperature ring stove unit (RBAF2) construction in carry out using and promoting, adopt the burner construction quality after the method good, good looking appearance, between equipment installation period, reaction is good, go into operation after running and also do not occur any problem, receive the affirmative of owner, management and correlated quality department.
Above embodiment is used for illustrative purposes only, but not limitation of the present invention, person skilled in the relevant technique, without departing from the spirit and scope of the present invention, can also make various conversion or change.Therefore, all equivalent technical schemes also should belong to category of the present invention, should be limited by each claim.
Claims (4)
1. an annular furnace burner offline casting mold localization method, is characterized in that comprising the following steps:
A, make burner and pour into a mould the first internal mold and burner pours into a mould the second internal mold, comprise following steps:
1) make burner and pour into a mould the first internal mold
Make burner according to the size of burner and pour into a mould the first internal mold, it is cylinder, and the heart bores burner and pours into a mould the first internal mold cylindrical central bore wherein, and bore dia is 16 ~ 21mm;
2) make burner and pour into a mould the second internal mold
Make burner according to the size of burner and pour into a mould the second internal mold, it is the combination of cylinder and round platform, and the heart bores burner and pours into a mould the second inner mold center hole wherein, and burner pours into a mould the through hole that the second inner mold center hole is the combination of cylinder and round platform, and bore dia is 16 ~ 21mm;
B, making burner pour into a mould the first internal mold bottom bracket
It is mutually vertically be welded and fixed in cross by two band irons that burner pours into a mould the first internal mold bottom bracket, criss-cross four ends are circular arc, it is identical that diameter and the burner of circular arc pour into a mould the first internal mold base diameter, band iron width is 50mm, hole at cruciform central place, bore dia is 16 ~ 21mm, and the little 2mm of bottom wall thickness at annular furnace burner place described in band iron Thickness Ratio;
C, making burner pour into a mould the second internal mold top fixed mount
It is mutually vertically be welded and fixed in cross by two band irons that burner pours into a mould the second internal mold top fixed mount, band iron width is 50mm, and length is 1200mm, ejects center line in their length direction and is indicated on band iron, in the boring of cruciform central place, bore dia is 16 ~ 21mm;
Installing of d, burner cast external mold, comprises following steps:
1) before burner cast external mold installs, anchored brick and anchoring pinned layers are first constructed, and guarantees that it is solid and reliable on inspection;
2) burner pours into a mould installing of external mold
On burner steel construction, one section of burner edge height 50mm's exposes the support that gusset installs as external mold, the processing of external mold template is carried out according to the outward flange size of burner, what be then enclosed within burner edge exposes on gusset, the position of intersecting of template fastens with nails, is then fixed at employing flitch, plank and iron wire;
3) burner cast external mold Zhi Haohou, template marks the total height graduation mark of burner, and arranges centre line marks on external mold, uses in order to during cast;
E, burner pour into a mould the first internal mold and burner pours into a mould installing of the second internal mold
Burner is poured into a mould the first internal mold bottom bracket and put into preformed hole on the equipment of burner position, make it clamp, a steel pipe is inserted burner to be poured into a mould in the through hole of the first internal mold bottom bracket, then the center line of burner is projected on external mold, burner is poured into a mould the first internal mold and burner to pour into a mould the second internal mold and be through successively in steel pipe, notice that allowing burner pour into a mould on the second internal mold top fixed mount again has one of band iron centre line marks to face up, make burner pour into a mould the second internal mold top fixed mount and be inserted in described steel pipe, and the band iron centre line marks making burner pour into a mould on the second internal mold top fixed mount overlaps with centre line marks on external mold, confirm errorless after, with iron wire, burner being poured into a mould the second internal mold top fixed mount is again fixed on external mold, guarantee firmly,
F, pouring fireproof material
What burner poured into a mould that the first internal mold and burner pour into a mould the second internal mold has installed rear pouring fireproof material;
G, refractory material casting mould are fit into annular furnace furnace wall with furnace shell.
2. annular furnace burner offline casting mold localization method as claimed in claim 1, is characterized in that, in described step b, the diameter of circular arc pours into a mould the little 1 ~ 2mm of the first internal mold base diameter than burner.
3. annular furnace burner offline casting mold localization method as claimed in claim 1, it is characterized in that, in described step e, the diameter of steel pipe pours into a mould the first inner mold center hole than burner, burner pours into a mould the second inner mold center hole, and burner pours into a mould the little 1mm of through hole that the through hole of the first internal mold bottom bracket and burner pour into a mould the second internal mold top fixed mount.
4. annular furnace burner offline casting mold localization method as claimed in claim 1, is characterized in that, described steps d 2) in, the thick 20mm of template of burner cast external mold.
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| CN201210203949.2A CN103512357B (en) | 2012-06-20 | 2012-06-20 | Method for positioning burner offline pouring mould of annular furnace |
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| CN201210203949.2A CN103512357B (en) | 2012-06-20 | 2012-06-20 | Method for positioning burner offline pouring mould of annular furnace |
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| CN103512357B true CN103512357B (en) | 2015-03-04 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106141574A (en) * | 2015-04-28 | 2016-11-23 | 五冶集团上海有限公司 | The preparation method of stainless steel coil of nozzle plate of coke oven |
| CN105115295B (en) * | 2015-08-23 | 2017-05-03 | 安徽芜湖海螺建筑安装工程有限责任公司 | Formwork erecting operation method applicable to rotary cement kiln combustor castable construction |
| 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 |
| CN105910441B (en) * | 2016-06-07 | 2018-09-18 | 郑州汇特耐火材料有限公司 | Aluminium anode carbon baking furnace flue wall compound heat-insulation type boiler face prefabricated section |
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| CN200981292Y (en) * | 2006-12-08 | 2007-11-28 | 田国宁 | Cartridge core mould |
| CN101758365A (en) * | 2008-11-28 | 2010-06-30 | 中冶成工上海五冶建设有限公司 | Method for manufacturing stainless steel coil of nozzle plate of coke oven |
| CN202271474U (en) * | 2011-10-14 | 2012-06-13 | 南京大全变压器有限公司 | Self-leveling pouring mould |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050279139A1 (en) * | 2004-06-17 | 2005-12-22 | Howse Terence K G | Baffle for a glassware forming machine |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200981292Y (en) * | 2006-12-08 | 2007-11-28 | 田国宁 | Cartridge core mould |
| CN101758365A (en) * | 2008-11-28 | 2010-06-30 | 中冶成工上海五冶建设有限公司 | Method for manufacturing stainless steel coil of nozzle plate of coke oven |
| CN202271474U (en) * | 2011-10-14 | 2012-06-13 | 南京大全变压器有限公司 | Self-leveling pouring mould |
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