CN205347249U - A insulation can for producing electrically fused brick - Google Patents
A insulation can for producing electrically fused brick Download PDFInfo
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- CN205347249U CN205347249U CN201521095296.6U CN201521095296U CN205347249U CN 205347249 U CN205347249 U CN 205347249U CN 201521095296 U CN201521095296 U CN 201521095296U CN 205347249 U CN205347249 U CN 205347249U
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Abstract
The utility model relates to an insulation can for producing electrically fused brick can effectively solve the low sodium electrically fused brick's of low silicon heat preservation problem, and technical scheme is, including box and the sand mould mould of setting in the box, the box is upper portion open -ended hollow structure, the inner chamber of box is separated by first baffle and second baffle puts first heat preservation chamber adjacent in proper order, second heat preservation chamber and third heat preservation chamber, first heat preservation chamber sets up the center at the box inner chamber, second heat preservation chamber sets up at the peripheral of first heat preservation chamber and is separated by first baffle, third heat preservation chamber sets up at the peripheral of second heat preservation chamber and is separated by the second baffle, the sand mould mould sets up at first heat preservation intracavity, it has the first heat preservation that comprises the silica sand granule to fill between the outer wall of sand mould mould and the first baffle, second heat preservation intracavity is filled has the second heat preservation that comprises the vermiculite granule, third heat preservation intracavity is filled has the third heat preservation that comprises the glass cotton, the utility model discloses effectively prolong glass kiln life, convenient to use, it is effectual.
Description
Technical field
This utility model relates to a kind of couveuse for producing fused cast refractories.
Background technology
Manufacturing industry is facing the baptism under main trend, and glass industry is undergo huge market pressure especially due to production capacity surplus, and changing destiny the only way is exactly upgrading products quality, optimizes glass kind, reduces production cost, extends market adoption.The prolongation in glass furnace service life is one of main Energy-saving Projects reducing glass work, the upgrading of glass quality is more strict for the requirement of kiln building materials, the quality of glass furnace building materials zirconia-corundum refractory brick quality directly influences glass furnace service life, directly influences the quality of glass.The pressure of glass industry is again the pressure of zirconia-corundum refractory brick manufacturing enterprise simultaneously, only produce meet glass furnace instructions for use build fused cast refractories material by laying bricks or stones, leave vivosphere just can to fused cast refractories manufacturing enterprise.The molding of fused cast refractories refers to the complete of crackle degree or goods, and crackle degree has industry standard, scraps exactly beyond standard.The molding principal element of fused cast refractories is in that melting process and heat preservation method.The viscosity that the feed liquid that refers to melting process melts, feed liquid viscosity is high to be easy for causing crackle, reason is that after casting, goods can produce stress, and stress is easy to release in the liquid state, viscosity too high will rapid solidification, stress discharges in this case and will crack.Heat preservation method refers to good heat insulation effect, so as to the liquid time is longer, the time sufficient to Surge chamber discharges in the liquid state, thus reducing seminess.Owing to glass furnace is stricter to the quality requirements of building materials zirconia-corundum refractory brick, the quality-improving class of fused cast refractories is exactly the optimization from fused cast refractories composition: the composition reducing the silicon fused cast refractories composition and sodium can be upgraded the quality of fused cast refractories, reason is: in the phase constituent of fused cast refractories, glassy phase accounts for about 17 percent, the effect of glassy phase is the stress dissolving a part, fusion temperature can be reduced, be conducive to the molding of goods.But it is big that bad aspect is the fused cast refractories glassy phase amount of precipitation when glass furnace runs, glassy phase precipitates out with bubble, is washing away weak to vitreous humour first, causes reduce service life, moreover is that bubble can enter glass and affects glass quality etc..Here it is the reason that fused cast refractories quality must be upgraded, also it is silicone content and sodium content to reduce the high-end fused cast refractories reason of formation.The reduction of silicon and sodium composition, to increase fusion temperature for fusing, allows the dilution that feed liquid is enough；Heat insulation effect wants better, to the release time that prestressing force is enough.Allow feed liquid have enough dilutions easily to accomplish, increase electric current, voltage, increase fusing time.But heat insulation effect increase is a difficult problem.Common insulation material is sial ball or granule silica sand is filled in couveuse, but this heat preserving mode can not meet the heat insulation effect of the low silicon high-end fused cast refractories of low sodium.When producing low silicon, low sodium fused cast refractories, owing to insulation problem does not solve conscientiously, actual molding difficulty is very big, only the molding ratio of seven ten five 60 five to percent percent, and enterprise profit also consumes in waste product therewith.
Utility model content
For above-mentioned situation, for overcoming the defect of prior art, the purpose of this utility model is just to provide a kind of couveuse for producing fused cast refractories, can effectively solve the insulation problem of the low sodium fused cast refractories of low silicon.
The technical scheme that this utility model solves is, a kind of couveuse for producing fused cast refractories, including casing and the sand mold mould being arranged in casing, casing is the hollow structure of upper opening, the inner chamber of casing is by the first dividing plate and second partition the first adjacent successively incubation cavity placed separately, second incubation cavity and the 3rd incubation cavity, first incubation cavity is arranged on the center of cabinets cavity, second incubation cavity is arranged on the periphery of the first incubation cavity and is separated by the first dividing plate, 3rd incubation cavity is arranged on the periphery of the second incubation cavity and is separated by second partition, sand mold mould is arranged in the first incubation cavity, it is filled with, between outer wall and first dividing plate of sand mold mould, the first heat-insulation layer being made up of silica sand particles, the second heat-insulation layer being made up of vermiculite granule it is filled with in second incubation cavity, the 3rd heat-insulation layer being made up of glass cotton it is filled with in 3rd incubation cavity.
This utility model novel structure is unique, and advantages of simple easily produces, and cost is low, and ratio of briquetting is high, and effectively prolongation glass furnace service life, easy to use, effective, has good Social and economic benef@.
Accompanying drawing explanation
Fig. 1 is sectional front view of the present utility model.
Fig. 2 is top view of the present utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in further detail.
Provided by Fig. 1-2, this utility model includes casing 1 and the sand mold mould being arranged in casing, casing 1 is the hollow structure of upper opening, it is characterized in that, the inner chamber of casing 1 is by the first dividing plate 5 and second partition 3 the first adjacent successively incubation cavity placed separately, second incubation cavity and the 3rd incubation cavity, first incubation cavity is arranged on the center of cabinets cavity, second incubation cavity is arranged on the periphery of the first incubation cavity and is separated by the first dividing plate 5, 3rd incubation cavity is arranged on the periphery of the second incubation cavity and is separated by second partition, sand mold mould is arranged in the first incubation cavity, the first heat-insulation layer 6 being made up of silica sand particles it is filled with between outer wall and first dividing plate of sand mold mould, the second heat-insulation layer 4 being made up of vermiculite granule it is filled with in second incubation cavity, the 3rd heat-insulation layer 2 being made up of glass cotton it is filled with in 3rd incubation cavity；Described silica sand particles, vermiculite granule and glass cotton are commercially available prod prior art.
For ensureing result of use, the first described dividing plate 5 and second partition 3 all adopt Heat Conduction Material to make, and the thickness of the first dividing plate is 1mm, and the thickness of second partition is 2mm；
The thickness of the second described heat-insulation layer 4 is 50mm；
The thickness of the 3rd described heat-insulation layer 2 is 50mm；
Described sand mold mould is the integrative-structure of the upper opening being made up of brick body sand mold 7b and the rising head sand mold 7a being contained in brick body sand mold upper oral part.
When this utility model uses, directly cast from the upper oral part of rising head sand mold 7a, this utility model adds two-layer heat-insulation layer in the periphery of original insulation construction, through actually used, after the casting of same specification brick, casing external temperature of the present utility model is stretched out one's hand only has warmth sensation when touching, original couveuse dare not be stretched out one's hand and be touched, and temperature is too high.Two kinds of couveuse external temperatures test the difference having 40 DEG C to 50 DEG C, can keep about two days.The ratio of briquetting of brick output, this utility model couveuse also exceeds seven to ten percentage points.Compared with prior art, this utility model has the advantage that
1, add heat insulation effect and breach the formation problems of low silicon, the high-end fused cast refractories of low sodium, remarkable in economical benefits；
2, low silicon, low sodium fused cast refractories, due to the minimizing of its glassy phase, washing away and corroding more resistant to vitreous humour, it is possible to adapt to higher glass furnace fusion temperature, it is possible to effectively extend glass furnace service life；3, low silicon, low sodium high-quality fused cast refractories, due to the minimizing of its glassy phase, condition of high temperature glassy phase amount of precipitation is few, and bubble is also few, has great help not only for improving glass quality, more can mate and be used in more high-end glass furnace.
4, simple and reasonable, easily produce, cost is low, easy to use, effective.
Claims (5)
1. the couveuse being used for producing fused cast refractories, including casing (1) and the sand mold mould that is arranged in casing, the hollow structure that casing (1) is upper opening, it is characterized in that, the inner chamber of casing (1) is by the first dividing plate (5) and second partition (3) the first adjacent successively incubation cavity placed separately, second incubation cavity and the 3rd incubation cavity, first incubation cavity is arranged on the center of cabinets cavity, second incubation cavity is arranged on the periphery of the first incubation cavity and is separated by the first dividing plate (5), 3rd incubation cavity is arranged on the periphery of the second incubation cavity and is separated by second partition, sand mold mould is arranged in the first incubation cavity, the first heat-insulation layer (6) being made up of silica sand particles it is filled with between outer wall and first dividing plate of sand mold mould, the second heat-insulation layer (4) being made up of vermiculite granule it is filled with in second incubation cavity, the 3rd heat-insulation layer (2) being made up of glass cotton it is filled with in 3rd incubation cavity.
2. the couveuse for producing fused cast refractories according to claim 1, it is characterised in that described the first dividing plate (5) and second partition (3) all adopt Heat Conduction Material to make, and the thickness of the first dividing plate is 1mm, and the thickness of second partition is 2mm.
3. the couveuse for producing fused cast refractories according to claim 1, it is characterised in that the thickness of described the second heat-insulation layer (4) is 50mm.
4. the couveuse for producing fused cast refractories according to claim 1, it is characterised in that the thickness of the 3rd described heat-insulation layer (2) is 50mm.
5. the couveuse for producing fused cast refractories according to claim 1, it is characterised in that described sand mold mould is by brick body sand mold (7b) and the integrative-structure being contained in the upper opening that the rising head sand mold (7a) of brick body sand mold upper oral part is constituted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521095296.6U CN205347249U (en) | 2015-12-24 | 2015-12-24 | A insulation can for producing electrically fused brick |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521095296.6U CN205347249U (en) | 2015-12-24 | 2015-12-24 | A insulation can for producing electrically fused brick |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205347249U true CN205347249U (en) | 2016-06-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521095296.6U Active CN205347249U (en) | 2015-12-24 | 2015-12-24 | A insulation can for producing electrically fused brick |
Country Status (1)
| Country | Link |
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| CN (1) | CN205347249U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107651947A (en) * | 2017-11-25 | 2018-02-02 | 郑州远东耐火材料有限公司 | Fused cast refractories cast complex heat-preservation case |
-
2015
- 2015-12-24 CN CN201521095296.6U patent/CN205347249U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107651947A (en) * | 2017-11-25 | 2018-02-02 | 郑州远东耐火材料有限公司 | Fused cast refractories cast complex heat-preservation case |
| CN107651947B (en) * | 2017-11-25 | 2022-08-26 | 郑州远东耐火材料有限公司 | Composite insulation can for casting electric melting brick |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |