CN102107276B - Novel slope-forming brick for wall of ladle and slope forming process - Google Patents
Novel slope-forming brick for wall of ladle and slope forming process Download PDFInfo
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- CN102107276B CN102107276B CN 200910273420 CN200910273420A CN102107276B CN 102107276 B CN102107276 B CN 102107276B CN 200910273420 CN200910273420 CN 200910273420 CN 200910273420 A CN200910273420 A CN 200910273420A CN 102107276 B CN102107276 B CN 102107276B
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Abstract
The invention relates to a novel slope-forming brick for a wall of a ladle, which is characterized in that an included angle between a thick-end side surface and a bottom surface of the slope-forming brick is less than 90 degrees, and an included angle between a thin-end side surface and a bottom surface of the slope-forming brick is more than 90 degrees. The invention further relates to a novel slope-forming process for the wall of the ladle by using the slope-forming brick mentioned above, which is characterized in that: a masonry structural unit comprises a first slope-forming brick Q1 (8), a first slope-forming brick Q2 (9), a first slope-forming bricks Q (10), a second slope-forming brick Q1 (8), a first sheet-like brick arranged on the second slope-forming brick Q1 (8), a second slope-forming brick Q2 (9), a second sheet-like brick arranged on the second slope-forming brick Q2 (9), a second slope-forming bricks Q (10) and a third sheet-like brick arranged on the second slope-forming bricks Q (10); the masonry structural unit is constructed circularly until reaching the masonry end, resulting in a slope structure with repeated initial end. The process ensures the uniformity of slope of the spiral upward masonry, so as to completely eliminate the over-standard horizontal brick joints and the over-standard triangular vertical brick joints and thus to ensure the masonry quality. The novel slope-forming brick for the ladle and the slope structure can completely eliminate the accident potential of steel seepage and steel leakage and effectively prolong the service life of the masonry structure.
Description
Technical field
The present invention relates to the molten steel jar, is that a kind of molten steel jar tank skin plays sloping brick and plays sloping technology specifically.
Background technology
Molten steel jar (claim ladle again, be commonly called as big jar, as Fig. 1-1, shown in the 1-2) is the container of containing the fortune molten steel in the steelmaking process.Up to now, adopt the brick molten steel jar tank skin working lining of building of omnipotent arc, its masonry construction all is to adopt double end block head, double helix to build by laying bricks or stones respectively at two gudgeon positions, as shown in Figure 2, because there is break in double helix before and after playing the slope, in the process that up spiral is built by laying bricks or stones, the break place unavoidably can produce exceed standard horizontal brickwork joint and the triangle perps that exceeds standard.The horizontal brickwork joint that exceeds standard is the major hidden danger that causes oozing steel, bleed-out accident with the triangle perps that exceeds standard.And causing of this hidden danger is relevant with the shape that plays sloping brick on the one hand, also with the brick-building art that plays the slope direct relation is arranged on the other hand.
Summary of the invention
The purpose of this invention is to provide a kind of novel liquid steel jar that can eliminate above-mentioned hidden danger fully plays sloping brick and plays sloping technology.
Described novel liquid steel jar plays sloping brick, be that top and bottom are the thin slice arc on plane, its longitudinal section is the thick other end of an end than thin wedge shape, it is characterized in that: the thick end side surface of described sloping brick and the angle of end face＜90 degree, the angle of thin end side surface and end face＞90 degree, and play the thick end side surface of sloping brick and the angle of bottom surface＜90 degree, the angle of thin end side surface and bottom surface＞90 degree.
The side profile of described sloping brick is with middle axial symmetry.
A kind of novel liquid steel jar tank skin of above-mentioned sloping brick that uses plays sloping technology, sloping brick, thin slice brick, fissure of displacement brick, basic brick have been used, described sloping brick comprises that Q1 plays that sloping brick, Q2 play sloping brick, Q3 plays sloping brick, and Q1 plays the tail end of sloping brick and head end that Q2 plays sloping brick is contour, Q2 play the tail end of sloping brick and head end that Q3 plays sloping brick contour, Q3 plays the tail end of sloping brick and Q1 and plays sloping brick and add that the thin slice brick end on it is contour; The bottom has been sloping brick, on use basic brick or thin slice brick, it is characterized in that: the brick-building art step that bottom plays the slope is:
1., the interior external diameter of planning bottom tank skin, with arbitrary gudgeon place as building head, from the thin end slope of sloping brick;
2., build by laying bricks or stones successively Q1 rise sloping brick, Q2 rise sloping brick, Q3 rise sloping brick, Q1 play sloping brick and add thereon build thin slice brick, Q2 play sloping brick and add thereon build the thin slice brick, Q3 plays sloping brick and adds thereon and builds the thin slice brick;
3., with step 2. as a circulation, the circulation build by laying bricks or stones until running into the block head.
Play the joint end to end between the tail end of sloping brick at the Q3 that Q1 plays the head end of sloping brick and its band thin slice brick, rise at described Q1 and build mistake by laying bricks or stones on the sloping brick and meet brick.
At step block head place 1., when the rise sloping brick-building art of girth error during less than 30mm adopts a Q1 to rise to build by laying bricks or stones on the sloping brick fissure of displacement brick to play the tail end of building the thin slice brick on the sloping brick by laying bricks or stones with Q3 to splice.
At step block head place 1., when the rise sloping brick-building art of girth error for greater than 30mm the time adopted sloping Q1 to play sloping brick to fill the slope along the inclined-plane that Q1 plays sloping brick before.
Described slope adopts magnesia bittern magnesium chamotte ramming tight.
The present invention makes the gradient of building by laying bricks or stones on the screw in full accord, thereby can eliminate exceed standard horizontal brickwork joint and the triangle perps brickwork joint that exceeds standard fully, guarantees masonry quality.This novel liquid steel jar plays sloping brick and plays a sloping structure and eliminate fully and ooze steel, bleed-out accident potential, has effectively prolonged masonry service life.
Description of drawings
Fig. 1-the 1st, molten steel jar structure schematic diagram,
Fig. 1-2 is the vertical view of Fig. 1-1,
Fig. 2 is that schematic diagram is built on the slope of rising of prior art by laying bricks or stones,
Fig. 3-the 1st, a sloping brick front view of prior art,
Fig. 3-the 2nd, the vertical view of Fig. 3-1,
Fig. 4-the 1st, the present invention play sloping brick front view,
Fig. 4-the 2nd, the vertical view of Fig. 4-1,
Fig. 5 is that schematic diagram is built on the rise slope of girth error during less than 30mm by laying bricks or stones,
Schematic diagram is built on the slope of rising that Fig. 6 is the girth error for greater than 30mm the time by laying bricks or stones.
Among the figure: the 1-gudgeon, 2-working lining, 3-play sloping brick, and 4-is joint end to end, 5-thin slice brick, 6-fissure of displacement brick, the basic brick of 7-, 8-Q1 plays sloping brick, and 9-Q2 plays sloping brick, and 10-Q3 plays sloping brick, the 11-filler.
The specific embodiment
The present invention is further described below in conjunction with accompanying drawing: the novel liquid steel jar plays sloping brick as shown in Fig. 4-1,4-2, be that top and bottom are the thin slice arc on plane, be the thin wedge shape of the thick other end of an end, the thick end side surface of described sloping brick and the angle of end face＜90 degree, the angle of thin end side surface and end face＞90 degree, especially: play the thick end side surface of sloping brick and the angle of bottom surface＜90 degree, the angle of thin end side surface and bottom surface＞90 degree.
As a kind of special case, the side profile of described sloping brick is with middle axial symmetry.
The sloping brick that rises with respect to prior art, shape has had change, a sloping brick that uses at present is bottom surface and lateral vertical, be that the slope forms the single face wedge shape above, the vertical single face wedge shape in side and bottom surface plays the rectangular basic brick of sloping brick and each face when being combined, play sloping brick and be on the plane owing to basic brick is in the inclined-plane, the inevitable shape of Mosaic face has been the gap of angle of slope in an angle, end face formed angle when perhaps the thin slice brick was with a sloping brick or slope splicing, end face forms angle when perhaps playing sloping brick and brick splicing substantially, make the basic brick on it plainly not build by laying bricks or stones, may cause the slit above 4mm, exceed the GB requirement of 2mm.Use two-sided wedge shape of the present invention to play sloping brick, the front and back faying face of its side is not perpendicular to the ground.Use following brick-building art can eliminate the gap that exceeds standard.
A kind of novel liquid steel jar tank skin of above-mentioned sloping brick that used plays sloping technology, as shown in Fig. 5,6, sloping brick, thin slice brick 5, fissure of displacement brick 6, basic brick 7 have been used, described sloping brick comprises that Q1 plays that sloping brick 8, Q2 play sloping brick 9, Q3 plays sloping brick 10, and Q1 plays the tail end of sloping brick 8 and head end that Q2 plays sloping brick 9 is contour, Q2 play the tail end of sloping brick 9 and head end that Q3 plays sloping brick 10 contour, Q3 plays the tail end of sloping brick 10 and Q1 and plays sloping brick 8 and add that the thin slice brick end on it is contour; The bottom has been sloping brick, on use basic brick or thin slice brick, the brick-building art step that bottom plays the slope is:
1., the interior external diameter of planning bottom tank skin, with arbitrary gudgeon place as building head, from the thin end slope of sloping brick;
2., build by laying bricks or stones successively Q1 rise sloping brick 8, Q2 rise sloping brick 9, Q3 rise sloping brick 10, Q1 play sloping brick 8 and add thereon build thin slice brick, Q2 play sloping brick 9 and add thereon build the thin slice brick, Q3 plays sloping brick 10 and adds thereon and builds the thin slice brick;
3., with step 2. as a circulation, the circulation build by laying bricks or stones until running into the block head.
Play the joint end to end 4 between the tail end of sloping brick 10 at the Q3 that Q1 plays the head end of sloping brick 8 and its band thin slice brick, rise at described Q1 and build mistake by laying bricks or stones on the sloping brick 8 and meet brick 6.
At step block head place 1., when the rise sloping brick-building art of girth error during less than 30mm adopts a Q1 to rise to build fissure of displacement brick 6 on the sloping brick 8 by laying bricks or stones and play the tail end splicing of building thin slice brick 5 on the sloping brick 10 by laying bricks or stones with Q3.
At step block head place 1., when the rise sloping brick-building art of girth error during greater than 30mm adopted sloping Q1 to play sloping brick 8 to fill the slope along the inclined-plane that Q1 plays sloping brick 8 before.
Described slope adopts magnesia bittern magnesium chamotte to fill out tight.
This kind masonry construction inventor is referred to as that a place starts, many spirals of uniform slope masonry construction, makes the faying face of each adjacent bricks that good cooperation be arranged, and has eliminated the gap that exceeds standard fully.
When actual building by laying bricks or stones, 1 place starts at arbitrary gudgeon, and (error of girth is when 0mm～30mm) builds by laying bricks or stones according to the structure of Fig. 5 under perfect condition; When girth changes (when the error of girth greater than 30mm the time) build by laying bricks or stones according to the structure of Fig. 6.When the error of girth when 0mm～60mm is following, all can reach the masonry quality of high-quality.
Be that the size that example plays sloping brick is determined as follows with 80 tons of ladles of Wuhan Iron and Steel Plant:
The size of novel sloping brick
| Thick end (mm) | Bao Duan (mm) | Consumption (piece) | |
| Q1 plays sloping brick | 45 | 30 | 12 |
| Q2 plays sloping brick | 60 | 45 | 12 |
| Q3 plays sloping brick | 60 | 75 | 6 |
| The thin slice brick | 45 | 45 | 18 |
One group of piece that plays sloping brick is counted K1 and is determined:
The thickness ÷ that one group of piece that plays sloping brick is counted the basic brick of K1=plays sloping brick difference in height (a climbing height that plays sloping brick).
If the thickness=90mm of basic brick plays sloping brick difference in height=15mm,
One group of piece number=6 of playing sloping brick then;
Playing the length L of sloping spiral number (playing sloping spiral group number) n and a sloping brick determines:
If the middle radius of molten steel jar tank skin ground floor working lining is RZ, play the length L (span is 250mm to 350mm) of sloping brick,
K1 * n=2 * 3.14 * RZ ÷ L then;
K1×n＝6.28×RZ÷L
N can only be integer, and gets 3-6 and be advisable, and L gets 250mm～350mm and is advisable.
Play sloping spiral number and the corresponding relation that plays sloping brick length:
If RZ=1155.3mm, K1=6
Then n gets 4, L gets 300mm+2mm, and 2mm is that brickwork joint is thick here.
Need use the level of returning of falling off in the molten steel tank top equally, when integrated poured, tank skin is brick to design height, forms the chieftain of spiral naturally, need not look for into level.
The molten steel jar then needs to carry out levelling (size of the brick of falling off and the corresponding design of size that plays sloping brick) with the brick of falling off along not having when integrated poured, and tank skin brick and jar use bittern magnesium chamotte ramming tight along the gap of staying 30mm～50mm between the steel plate.
Claims (7)
1. a novel liquid steel jar plays sloping brick, be that top and bottom are the thin slice arc on plane, its longitudinal section is the thick other end of an end than thin wedge shape, it is characterized in that: the thick end side surface of described sloping brick and the angle of end face＜90 degree, the angle of thin end side surface and end face＞90 degree, and play the thick end side surface of sloping brick and the angle of bottom surface＜90 degree, the angle of thin end side surface and bottom surface＞90 degree.
2. molten steel jar according to claim 1 plays sloping brick, it is characterized in that: the side profile of described sloping brick is with middle axial symmetry.
3. a right to use requires the novel liquid steel jar tank skin of 1 described sloping brick to play sloping technology, sloping brick, thin slice brick (5), fissure of displacement brick (6), basic brick (7) have been used, described sloping brick comprises that Q1 plays that sloping brick (8), Q2 play sloping brick (9), Q3 plays sloping brick (10), and Q1 plays the tail end of sloping brick (8) and head end that Q2 plays sloping brick (9) is contour, Q2 play the tail end of sloping brick (9) and head end that Q3 plays sloping brick (10) contour, Q3 plays the tail end of sloping brick (10) and Q1 and plays sloping brick (8) and add that the thin slice brick end on it is contour; The bottom has been sloping brick, on use basic brick or thin slice brick, it is characterized in that: the brick-building art step that bottom plays the slope is:
1., the interior external diameter of planning bottom tank skin, with arbitrary gudgeon place as building head, from the thin end slope of sloping brick;
2., build by laying bricks or stones successively Q1 rise sloping brick (8), Q2 rise sloping brick (9), Q3 rise sloping brick (10), Q1 play sloping brick (8) and add thereon build thin slice brick, Q2 play sloping brick (9) and add thereon build the thin slice brick, Q3 plays sloping brick (10) and adds thereon and builds the thin slice brick;
3., with step 2. as a circulation, the circulation build by laying bricks or stones until running into the block head.
4. molten steel jar tank skin according to claim 3 plays sloping technology, it is characterized in that: play the joint end to end (4) between the tail end of sloping brick (10) at the Q3 that Q1 plays the head end of sloping brick (8) and its band thin slice brick, rise at described Q1 and build fissure of displacement brick (6) on the sloping brick (8) by laying bricks or stones.
5. molten steel jar tank skin according to claim 3 plays sloping technology, it is characterized in that: at step block head place 1., when the rise sloping brick-building art of girth error during less than 30mm adopts a Q1 to rise to build fissure of displacement brick (6) on the sloping brick (8) by laying bricks or stones and play the tail end splicing of building thin slice brick (5) on the sloping brick (10) by laying bricks or stones with Q3.
6. molten steel jar tank skin according to claim 3 plays sloping technology, it is characterized in that: at step block head place 1., when the rise sloping brick-building art of girth error during greater than 30mm adopted sloping Q1 to play sloping brick (8) to fill the slope along the inclined-plane that Q1 plays sloping brick (8) before.
7. molten steel jar tank skin according to claim 6 plays sloping technology, it is characterized in that: described slope adopts magnesia bittern magnesium chamotte ramming tight.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 200910273420 CN102107276B (en) | 2009-12-25 | 2009-12-25 | Novel slope-forming brick for wall of ladle and slope forming process |
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| CN 200910273420 CN102107276B (en) | 2009-12-25 | 2009-12-25 | Novel slope-forming brick for wall of ladle and slope forming process |
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| CN102107276B true CN102107276B (en) | 2013-07-03 |
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| CN115338396B (en) * | 2022-08-30 | 2024-03-22 | 包头钢铁（集团）有限责任公司 | Steel ladle wall lining brick structure and lining brick masonry method |
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| CN101125365A (en) * | 2007-10-16 | 2008-02-20 | 鞍钢股份有限公司 | Steel ladle integrated masonry method |
| CN201241162Y (en) * | 2008-08-21 | 2009-05-20 | 武汉钢铁(集团)公司 | Non-heavy seam blast furnace wall masonry structure |
| CN201659284U (en) * | 2009-12-25 | 2010-12-01 | 武汉钢铁集团精鼎工业炉有限责任公司 | Sloping brick of tank wall of novel molten steel tank and sloping structure thereof |
| JP5027255B2 (en) * | 2007-02-15 | 2012-09-19 | ミツビシ・エレクトリック・アールアンドディー・センター・ヨーロッパ・ビーヴィ | Ratio data emission method, radiators and receivers using the method |
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2009
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Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7508786A (en) * | 1975-07-23 | 1977-01-25 | Refralux S A R L | Tapered refractory bricks for lining metallurgical vessels - e.g. iron and steel ladles or converters have cylindrically curved taper faces |
| AU3798485A (en) * | 1984-02-02 | 1985-08-08 | Klockner Cra Patent Gmbh | Installing a converter bottom |
| JP2005177799A (en) * | 2003-12-18 | 2005-07-07 | Sumitomo Metal Ind Ltd | Method for applying lining refractory brick in steelmaking vessel |
| JP2007030020A (en) * | 2005-07-29 | 2007-02-08 | Jfe Steel Kk | Vessel for holding molten metal |
| CN2920485Y (en) * | 2006-06-16 | 2007-07-11 | 卫辉熔金高温材料有限责任公司 | Composite steel ladle lining brick |
| JP5027255B2 (en) * | 2007-02-15 | 2012-09-19 | ミツビシ・エレクトリック・アールアンドディー・センター・ヨーロッパ・ビーヴィ | Ratio data emission method, radiators and receivers using the method |
| CN101125365A (en) * | 2007-10-16 | 2008-02-20 | 鞍钢股份有限公司 | Steel ladle integrated masonry method |
| CN201241162Y (en) * | 2008-08-21 | 2009-05-20 | 武汉钢铁(集团)公司 | Non-heavy seam blast furnace wall masonry structure |
| CN201659284U (en) * | 2009-12-25 | 2010-12-01 | 武汉钢铁集团精鼎工业炉有限责任公司 | Sloping brick of tank wall of novel molten steel tank and sloping structure thereof |
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| CN102107276A (en) | 2011-06-29 |
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Address after: 430080 Wuhan, Hubei Qingshan District, No. thirty-one attached street, No. 2 Patentee after: Wuhan Jinding Polytron Technologies Inc Address before: 430080 Hubei City, Heilongjiang Province, Qingshan District, metallurgical street, No., attached to No. thirty-one street, No. 2 Patentee before: Wuhan Steel Group Jingding Industrial Furnace Co., Ltd. |
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