CN102417291B - Glass microballoon manufacturing device and preparation method thereof - Google Patents
Glass microballoon manufacturing device and preparation method thereof Download PDFInfo
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- CN102417291B CN102417291B CN2011102585961A CN201110258596A CN102417291B CN 102417291 B CN102417291 B CN 102417291B CN 2011102585961 A CN2011102585961 A CN 2011102585961A CN 201110258596 A CN201110258596 A CN 201110258596A CN 102417291 B CN102417291 B CN 102417291B
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B19/00—Other methods of shaping glass
- C03B19/10—Forming beads
- C03B19/109—Glass-melting furnaces specially adapted for making beads
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
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Abstract
The invention discloses a glass microballoon manufacturing device comprising a furnace body (1) and a waste gas treatment device, wherein the furnace body (1) is formed by air-tight connection of an upper part and a lower part, the upper part of the furnace body is of a cubic shape, a waste gas emission port (4) is arranged at the top of the upper part, one or more injection-type burners (2) are horizontally installed on the side of the upper part, a preheating air pipe (14) is arranged in the upper part, the lower part of the furnace body is of a square conical shape, and one or more microballoon collectors (3) are arranged at the bottom of the lower part. According to the glass microballoon manufacturing device and the preparation method thereof provided by the invention, the furnace body which adopts the cubic structure enlarges the cooling space; the horizontally installed injection-type burners and the preheating air pipe arranged in the furnace body can give full play to the heat value of fuel, thus reducing energy source waste, saving energy and reducing emission; TiO2 and Al2O3 with relatively lower costs are adopted, the refractive index of the product is greater than or equal to 1.93; and the glass microballoon manufacturing device and the preparation method thereof have the advantages of reducing devitrification, improving the cooling velocity, having good product quality, improving the utilization ratio of raw material, being capable of large-scale production, and the like.
Description
Technical field
The present invention relates to a kind of glass bead manufacture device and preparation method thereof.
Background technology
High refractive index glass micro pearl is requisite interpolation material in the regression equation light reflecting material, the regression equation light reflecting material utilizes the distinctive optical property of high refractive index glass micro pearl, be about to penetrate the light that comes by light source and reflect to light source direction, and remain in the little pyramid.At present, the regression equation light reflecting material major part of domestic use is from Minnesota Mining and Manufacturing Company's import, high refractive index glass micro pearl only has several to adopt the production of platinum crucible scorification in China, its product technology parameter is very unstable, and facility investment is large, power consumption is high, the finished product stability is low, is difficult to large-scale mass production.
CN1396130A has introduced a kind of glass microballon apparatus for continously production, it mainly comprises the microballon firing furnace, microballon collector and exhaust processor, its microballon firing furnace is divided into three sections of upper, middle and lowers, the mode that burner nozzle is positioned at the upper end and takes wide-angle tilt to install downwards, microballon presoma powder after entering furnace chamber under the dual function of flame and self gravitation, accelerated the falling velocity of microballon, improved speed of cooling, avoided crystallization, but be unfavorable for scale operation, in the too large situation of charging capacity, a lot of raw material have little time to occur thermal response and are just taken away by air-flow, the shortcomings such as the raw material that have in the subsequent handling are more, and the raw material in the finished product are more, and product qualified rate is low.
CN86107294A has introduced a kind of glass bead manufacture device, it mainly comprises powder container, burner, the microballon collector, the isolation cylindrical shell, flare system, the exhaust outlet of wherein isolating on the cylindrical shell is located at the burner below, be positioned on the lower sides of body of heater, the top of isolation cylindrical shell is provided with adjustable damper, in order to regulate air-flow and the temperature in the cylindrical shell, therefore the air flow line in the cylindrical shell is from top to bottom, cause more raw material before thermal response not occuring, just to enter in the microballon collector, so that the quality of product declines to a great extent, this body of heater without any cooling apparatus, scab easy formation of inboard wall of furnace body, has poor product quality, the shortcoming such as production efficiency is low.
At present, domestic most manufacturer all adopts the platinum crucible working system to produce the glass of high refractive index raw material, every this frit of production 50Kg, need with the platinum crucible about 8～10Kg, several hours heating of process under several kilowatts molybdenum electrode, its platinum loss of one ton of frit of every production is up to 8～10%, production cost is quite expensive, yield poorly, do not satisfy the demand of existing market, when the demand specific refractory power is 1.93 glass microballon, often adopt a large amount of specific refractory power of in glass ingredient adding to surpass 1.93 oxide component, the normal raw material that adds comprises PbO, Bi
2O
3, TeO
2And rare earth oxide, reduce simultaneously SiO
2, K
2O, Na
2The low-refraction oxide contents such as O, in industrial production, Pb
2+Poisonous, do not meet environmental requirement, Bi
2O
3, TeO
2Expensive with rare earth oxide, be not suitable as frit, and the scope of formation glass is extremely narrow again, is not suitable for suitability for industrialized production.
Summary of the invention
Purpose of the present invention namely is to overcome the deficiencies in the prior art, and a kind of minimizing crystallization is provided, and improves speed of cooling, energy scale operation, production efficiency is high, good product quality, and power and energy consumes less, specific refractory power can reach 1.93, and production cost is lower, a kind of glass bead manufacture device of environmental protection.
The objective of the invention is to be achieved through the following technical solutions: a kind of glass bead manufacture device, it comprises body of heater and exhaust processor, body of heater is divided by one or more upper of furnace body, one or more lower portion of furnace bodies divide to be tightly connected and form, upper of furnace body is divided and is cubic type, its top is provided with Waste gas outlet, the side is provided with one or more injecting combustors, be provided with view port with this side adjacent facets, the cooling water outlet at maintenance access and close top, inside is provided with pre-heating duct, lower portion of furnace body divides the side's of being taper, its bottom is provided with one or more microballon collectors, two sides are equipped with the cooling water inlet, one flank side surface also is provided with blast inlet, on the body of heater, be equipped with cooling water jecket on the lower two-part outer wall, exhaust processor comprises the cyclonic separator that links to each other successively through corresponding pipeline, fly-ash separator and blower fan, cyclonic separator links to each other with Waste gas outlet, and described spraying burner level is installed on the medullary ray of upper of furnace body side.
A kind of glass microballon preparation method, it may further comprise the steps:
(1) by following component and weight percent preparation raw material: TiO
225～45%, SiO
25～25%, BaCO
310～50%, Ba (NO
3)
25～25%, Al
2O
31～7%, CaCO
31～5%, B
2O
30.1～2%, Na
2O0～3%;
(2) raw material for preparing is fully mixed, by feed mechanism it is sent in the glass melting kiln body and carries out melting, smelting temperature is 1300～1400 ℃, and smelting time is 17～24 hours;
(3) the uniform glass melt of melting is sent into the cooling basin through vomit pipe, water temperature is controlled at 20～40 ℃ in the cooling basin, and glass melt sharply is cooled to below 800 ℃, forms shrend glass;
(4) the shrend glass that obtains is dried in drying unit, bake out temperature is 400～600 ℃, and drying time is 30～60 minutes;
(5) the shrend glass after the oven dry is pulverized by the air-flow grinding machine, forms the glass microballon powder after pulverizing, and then utilizes straight line shaker that it is carried out roughly classification, and wherein, larger particles returns and continues to pulverize, and the glass microballon powder is melt into pearl by forming furnace;
(6) at room temperature the glass microballon after the moulding is carried out pickling with glacial acetic acid, the control pH value is 2～3, the impurity on glass microballon surface is removed in pickling 15～30 minutes, and then being washed to pH value is 7, under 400～600 ℃ of conditions, dried by the fire 40～60 minutes again, until then oven dry utilizes shimmy sieve that glass microballon is sieved, at last it is carried out surface treatment, eliminate static, increase its flowability;
(7) detect, when recording its specific refractory power 〉=1.93, devitrification rate≤3%, two pearl rates≤2%, bubble pearl≤2% during roundness 〉=98%, namely obtains the glass microballon finished product.
The invention has the beneficial effects as follows: the invention provides a kind of glass bead manufacture device,
(1) the present invention adopts level that spraying burner is installed, make microballon presoma powder under the injection of injector high-speed flame, enter body of heater, under the effect of self gravitation, enter the cold zone cooling, enter at last the microballon collector, add circulating water cooling device in the body of heater outside, prevented that effectively powder from furnace chamber inwall fused deposition, having reduced crystallization, improved speed of cooling;
(2) the present invention is on bead-forming process, adopt the high-speed flame injection glass powder of burner, avoided the employing powder coating process, thereby reduce the consumption of power and energy, high-speed flame by burner is brought glass powder in the flame into, thereby glass powder is fully disperseed in flame, well heated, under the flame of 1200 ℃ of high temperature, glass powder utilizes the surface tension balling-up of self, be cooled to rapidly the lower limit of recrystallization temperature, glass particle after the balling-up is along with air-flow enters in the collector, the horizontal torch firing technology of glass microballon, and it is unstable and yield in unit time is low to have remedied conventional vertical nodularization Forming Quality, the shortcoming that energy consumption is high, guaranteed special glass microballon quality product, be produced on a large scale;
(3) the present invention arranges the warm-up cycle pipe in body of heater inside, can give full play to the calorific value of fuel effectively to the preheating of air of high pressure positive blower generation, reduces the waste of the energy, energy-saving and emission-reduction;
(4) the present invention is provided with blast inlet at lower portion of furnace body, be provided with Waste gas outlet in upper of furnace body, so that whole air-flow can be brought the raw material that do not have enough time to react in the waste gas treatment process into from down to up in the body of heater, accomplish to recycle, body of heater adopts the cubes body of heater, furnace space strengthens, and charging capacity strengthens, and cooling space increases, effectively avoid crystallization, can enhance productivity to greatest extent;
(5) flare system of the present invention's employing can effectively catch microballon and the powder that does not enter in the microballon separator, has the utilization ratio that improves raw material, reduces dust, protection of the environment, protection production scene personnel's the advantages such as safety;
(6) the present invention adopts continous way blowing technology, has broken the bottleneck that the sector is produced at the interval type of glass microballon powder material, is produced on a large scale;
(7) the present invention is at pay-off, heating unit, the technical elements such as cooling annealing device have uniqueness and practicality, can effectively guarantee the rigidity of special glass powder nodularization flame, flow velocity, length, temperature, reach the stability that guarantees the nodularization of glass microballon powder, consistence, the burning e Foerderanlage is provided with special-purpose combustion channels, can realize air, oxygen, the relative velocity of effective regulation and control glass microballon powder in fuel of combustion gas, and pair air heating system that heats up is in advance arranged, can give full play to the calorific value of fuel, to guarantee that the fuel that special glass powder and nodularization are used fully mixes, nodularization, reduce the waste of the energy, reach the purpose of energy-saving and emission-reduction;
(8) do not contain harmful material lead in the feed composition of the present invention, adopt the relatively low TiO of cost
2And Al
2O
3, reducing production costs, the product specific refractory power can be met the need of market more than or equal to 1.93;
(9) the present invention adopts in the burning e Foerderanlage and establishes special-purpose combustion channels, can realize the relative velocity of effective regulation and control glass microballon powder in fuel to air, oxygen, combustion gas, by heating system that air is heated up in advance, give full play to the calorific value of fuel, to guarantee that the fuel that special glass powder and nodularization are used fully mixes, nodularization, reduce the waste of the energy, energy-saving and emission-reduction.
Description of drawings
Fig. 1 is structure iron of the present invention;
Fig. 2 is the body of heater part sectioned view;
Fig. 3 is the body of heater stereographic map;
Among the figure, 1-body of heater, 2-injecting combustor, 3-microballon collector, 4-Waste gas outlet, the 5-cooling water jecket, 6-view port, 7-maintenance access, 8-cooling water inlet, 9-cooling water outlet, the 10-blast inlet, 11-cyclonic separator, 12-fly-ash separator, 13-blower fan, the pre-heating duct of 14-.
Embodiment
The present invention will be further described below in conjunction with accompanying drawing, but protection scope of the present invention is not limited to the following stated.
Embodiment 1:
Such as Fig. 1, Fig. 2, shown in Figure 3: a kind of glass bead manufacture device, it comprises body of heater 1 and exhaust processor, body of heater 1 is divided by one or more upper of furnace body, one or more lower portion of furnace bodies divide to be tightly connected and form, exhaust processor comprises the cyclonic separator 11 that links to each other successively through corresponding pipeline, fly-ash separator 12 and blower fan 13, upper of furnace body is divided and is cubic type, its top is provided with Waste gas outlet 4, Waste gas outlet 4 links to each other with cyclonic separator 11, be horizontally installed with one or more injecting combustors 2 on the upper of furnace body minute side medullary ray, be provided with view port 6 with this side adjacent facets, the cooling water outlet 9 at maintenance access 7 and close top, inside is provided with pre-heating duct 14, lower portion of furnace body divides the side's of being taper, its bottom is provided with one or more microballon collectors 3, two sides are equipped with cooling water inlet 8, also be provided with blast inlet 10 on one flank side surface, on the body of heater, be equipped with cooling water jecket 5 on the lower two-part outer wall.
A kind of glass microballon preparation method, it may further comprise the steps:
(1) by following component and weight percent preparation raw material: TiO
225%, SiO
220%, BaCO
330%, Ba (NO
3)
215%, Al
2O
35%, CaCO
33%, B
2O
31%, Na
2O1%;
(2) raw material for preparing is fully mixed, by feed mechanism it is sent in the glass melting kiln body and carries out melting, smelting temperature is 1300 ℃, and smelting time is 17 hours;
(3) the uniform glass melt of melting is sent into the cooling basin through vomit pipe, water temperature is controlled at 20 ℃ in the cooling basin, and glass melt sharply is cooled to below 800 ℃, forms shrend glass;
(4) the shrend glass that obtains is dried in drying unit, bake out temperature is 400 ℃, and drying time is 30 minutes;
(5) the shrend glass after the oven dry is pulverized by the air-flow grinding machine, forms the glass microballon powder after pulverizing, and then utilizes straight line shaker that it is carried out roughly classification, and wherein, larger particles returns and continues to pulverize, and the glass microballon powder is melt into pearl by forming furnace;
(6) at room temperature the glass microballon after the moulding is carried out pickling with glacial acetic acid, the control pH value is 2, the impurity on glass microballon surface is removed in pickling 15 minutes, and then being washed to pH value is 7, under 600 ℃ of conditions, dried by the fire 40 minutes again, until then oven dry utilizes shimmy sieve that glass microballon is sieved, at last it is carried out surface treatment, eliminate static, increase its flowability;
(7) detect, when recording its specific refractory power 〉=1.93, devitrification rate≤3%, two pearl rates≤2%, bubble pearl≤2% during roundness 〉=98%, namely obtains the glass microballon finished product.
Embodiment 2:
Such as Fig. 1, Fig. 2, shown in Figure 3: a kind of glass bead manufacture device, it comprises body of heater 1 and exhaust processor, body of heater 1 is divided by one or more upper of furnace body, one or more lower portion of furnace bodies divide to be tightly connected and form, exhaust processor comprises the cyclonic separator 11 that links to each other successively through corresponding pipeline, fly-ash separator 12 and blower fan 13, upper of furnace body is divided and is cubic type, its top is provided with Waste gas outlet 4, Waste gas outlet 4 links to each other with cyclonic separator 11, be horizontally installed with one or more injecting combustors 2 on the upper of furnace body minute side medullary ray, be provided with view port 6 with this side adjacent facets, the cooling water outlet 9 at maintenance access 7 and close top, inside is provided with pre-heating duct 14, lower portion of furnace body divides the side's of being taper, its bottom is provided with one or more microballon collectors 3, two sides are equipped with cooling water inlet 8, also be provided with blast inlet 10 on one flank side surface, on the body of heater, be equipped with cooling water jecket 5 on the lower two-part outer wall.
A kind of glass microballon preparation method, it may further comprise the steps:
(1) by following component and weight percent preparation raw material: TiO
230%, SiO
225%, BaCO
320%, Ba (NO
3)
217%, Al
2O
33%, CaCO
33%, B
2O
31%, Na
2O1%;
(2) raw material for preparing is fully mixed, by feed mechanism it is sent in the glass melting kiln body and carries out melting, smelting temperature is 1310 ℃, and smelting time is 18 hours;
(3) the uniform glass melt of melting is sent into the cooling basin through vomit pipe, water temperature is controlled at 23 ℃ in the cooling basin, and glass melt sharply is cooled to below 800 ℃, forms shrend glass;
(4) the shrend glass that obtains is dried in drying unit, bake out temperature is 430 ℃, and drying time is 35 minutes;
(5) the shrend glass after the oven dry is pulverized by the air-flow grinding machine, forms the glass microballon powder after pulverizing, and then utilizes straight line shaker that it is carried out roughly classification, and wherein, larger particles returns and continues to pulverize, and the glass microballon powder is melt into pearl by forming furnace;
(6) at ambient temperature the glass microballon after the moulding is carried out pickling with glacial acetic acid, the control pH value is 2, the impurity on glass microballon surface is removed in pickling 15 minutes, and then being washed to pH value is 7, under 570 ℃ of conditions, dried by the fire 40 minutes again, until then oven dry utilizes shimmy sieve that glass microballon is sieved, at last it is carried out surface treatment, eliminate static, increase its flowability;
(7) detect, when recording its specific refractory power 〉=1.93, devitrification rate≤3%, two pearl rates≤2%, bubble pearl≤2% during roundness 〉=98%, namely obtains the glass microballon finished product.
Embodiment 3:
Such as Fig. 1, Fig. 2, shown in Figure 3: a kind of glass bead manufacture device, it comprises body of heater 1 and exhaust processor, body of heater 1 is divided by one or more upper of furnace body, one or more lower portion of furnace bodies divide to be tightly connected and form, exhaust processor comprises the cyclonic separator 11 that links to each other successively through corresponding pipeline, fly-ash separator 12 and blower fan 13, upper of furnace body is divided and is cubic type, its top is provided with Waste gas outlet 4, Waste gas outlet 4 links to each other with cyclonic separator 11, be horizontally installed with one or more injecting combustors 2 on the upper of furnace body minute side medullary ray, be provided with view port 6 with this side adjacent facets, the cooling water outlet 9 at maintenance access 7 and close top, inside is provided with pre-heating duct 14, lower portion of furnace body divides the side's of being taper, its bottom is provided with one or more microballon collectors 3, two sides are equipped with cooling water inlet 8, also be provided with blast inlet 10 on one flank side surface, on the body of heater, be equipped with cooling water jecket 5 on the lower two-part outer wall.
A kind of glass microballon preparation method, it may further comprise the steps:
(1) by following component and weight percent preparation raw material: TiO
235%, SiO
215%, BaCO
325%, Ba (NO
3)
213%, Al
2O
37%, CaCO
33%, B
2O
32%;
(2) raw material for preparing is fully mixed, by feed mechanism it is sent in the glass melting kiln body and carries out melting, smelting temperature is 1320 ℃, and smelting time is 19 hours;
(3) the uniform glass melt of melting is sent into the cooling basin through vomit pipe, water temperature is controlled at 25 ℃ in the cooling basin, and glass melt sharply is cooled to below 800 ℃, forms shrend glass;
(4) the shrend glass that obtains is dried in drying unit, bake out temperature is 450 ℃, and drying time is 40 minutes;
(5) the shrend glass after the oven dry is pulverized by the air-flow grinding machine, forms the glass microballon powder after pulverizing, and then utilizes straight line shaker that it is carried out roughly classification, and wherein, larger particles returns and continues to pulverize, and the glass microballon powder is melt into pearl by forming furnace;
(6) at ambient temperature the glass microballon after the moulding is carried out pickling with glacial acetic acid, the control pH value is 2.5, the impurity on glass microballon surface is removed in pickling 20 minutes, and then being washed to pH value is 7, under 540 ℃ of conditions, dried by the fire 45 minutes again, until then oven dry utilizes shimmy sieve that glass microballon is sieved, at last it is carried out surface treatment, eliminate static, increase its flowability;
(7) detect, when recording its specific refractory power 〉=1.93, devitrification rate≤3%, two pearl rates≤2%, bubble pearl≤2% during roundness 〉=98%, namely obtains the glass microballon finished product.
Embodiment 4:
Such as Fig. 1, Fig. 2, shown in Figure 3: a kind of glass bead manufacture device, it comprises body of heater 1 and exhaust processor, body of heater 1 is divided by one or more upper of furnace body, one or more lower portion of furnace bodies divide to be tightly connected and form, exhaust processor comprises the cyclonic separator 11 that links to each other successively through corresponding pipeline, fly-ash separator 12 and blower fan 13, upper of furnace body is divided and is cubic type, its top is provided with Waste gas outlet 4, Waste gas outlet 4 links to each other with cyclonic separator 11, be horizontally installed with one or more injecting combustors 2 on the upper of furnace body minute side medullary ray, be provided with view port 6 with this side adjacent facets, the cooling water outlet 9 at maintenance access 7 and close top, inside is provided with pre-heating duct 14, lower portion of furnace body divides the side's of being taper, its bottom is provided with one or more microballon collectors 3, two sides are equipped with cooling water inlet 8, also be provided with blast inlet 10 on one flank side surface, on the body of heater, be equipped with cooling water jecket 5 on the lower two-part outer wall.
A kind of glass microballon preparation method, it may further comprise the steps:
(1) by following component and weight percent preparation raw material: TiO
240%, SiO
215%, BaCO
325%, Ba (NO
3)
210%, Al
2O
35%, CaCO
33%, B
2O
30.1%, Na
2O1.9%;
(2) raw material for preparing is fully mixed, by feed mechanism it is sent in the glass melting kiln body and carries out melting, smelting temperature is 1330 ℃, and smelting time is 20 hours;
(3) the uniform glass melt of melting is sent into the cooling basin through vomit pipe, water temperature is controlled at 27 ℃ in the cooling basin, and glass melt sharply is cooled to below 800 ℃, forms shrend glass;
(4) the shrend glass that obtains is dried in drying unit, bake out temperature is 480 ℃, and drying time is 45 minutes;
(5) the shrend glass after the oven dry is pulverized by the air-flow grinding machine, forms the glass microballon powder after pulverizing, and then utilizes straight line shaker that it is carried out roughly classification, and wherein, larger particles returns and continues to pulverize, and the glass microballon powder is melt into pearl by forming furnace;
(6) at ambient temperature the glass microballon after the moulding is carried out pickling with glacial acetic acid, the control pH value is 2.5, the impurity on glass microballon surface is removed in pickling 20 minutes, and then being washed to pH value is 7, under 500 ℃ of conditions, dried by the fire 45 minutes again, until then oven dry utilizes shimmy sieve that glass microballon is sieved, at last it is carried out surface treatment, eliminate static, increase its flowability;
(7) detect, when recording its specific refractory power 〉=1.93, devitrification rate≤3%, two pearl rates≤2%, bubble pearl≤2% during roundness 〉=98%, namely obtains the glass microballon finished product.
Embodiment 5:
Such as Fig. 1, Fig. 2, shown in Figure 3: a kind of glass bead manufacture device, it comprises body of heater 1 and exhaust processor, body of heater 1 is divided by one or more upper of furnace body, one or more lower portion of furnace bodies divide to be tightly connected and form, exhaust processor comprises the cyclonic separator 11 that links to each other successively through corresponding pipeline, fly-ash separator 12 and blower fan 13, upper of furnace body is divided and is cubic type, its top is provided with Waste gas outlet 4, Waste gas outlet 4 links to each other with cyclonic separator 11, be horizontally installed with one or more injecting combustors 2 on the upper of furnace body minute side medullary ray, be provided with view port 6 with this side adjacent facets, the cooling water outlet 9 at maintenance access 7 and close top, inside is provided with pre-heating duct 14, lower portion of furnace body divides the side's of being taper, its bottom is provided with one or more microballon collectors 3, two sides are equipped with cooling water inlet 8, also be provided with blast inlet 10 on one flank side surface, on the body of heater, be equipped with cooling water jecket 5 on the lower two-part outer wall.
A kind of glass microballon preparation method, it may further comprise the steps:
(1) by following component and weight percent preparation raw material: TiO
245%, SiO
220%, BaCO
315%, Ba (NO
3)
210%, Al
2O
37%, CaCO
31%, B
2O
31.5%, Na
2O0.5%;
(2) raw material for preparing is fully mixed, by feed mechanism it is sent in the glass melting kiln body and carries out melting, smelting temperature is 1340 ℃, and smelting time is 21 hours;
(3) the uniform glass melt of melting is sent into the cooling basin through vomit pipe, water temperature is controlled at 30 ℃ in the cooling basin, and glass melt sharply is cooled to below 800 ℃, forms shrend glass;
(4) the shrend glass that obtains is dried in drying unit, bake out temperature is 500 ℃, and drying time is 50 minutes;
(5) the shrend glass after the oven dry is pulverized by the air-flow grinding machine, forms the glass microballon powder after pulverizing, and then utilizes straight line shaker that it is carried out roughly classification, and wherein, larger particles returns and continues to pulverize, and the glass microballon powder is melt into pearl by forming furnace;
(6) at ambient temperature the glass microballon after the moulding is carried out pickling with glacial acetic acid, the control pH value is 3, the impurity on glass microballon surface is removed in pickling 25 minutes, and then being washed to pH value is 7, under 480 ℃ of conditions, dried by the fire 50 minutes again, until then oven dry utilizes shimmy sieve that glass microballon is sieved, at last it is carried out surface treatment, eliminate static, increase its flowability;
(7) detect, when recording its specific refractory power 〉=1.93, devitrification rate≤3%, two pearl rates≤2%, bubble pearl≤2% during roundness 〉=98%, namely obtains the glass microballon finished product.
Embodiment 6:
Such as Fig. 1, Fig. 2, shown in Figure 3: a kind of glass bead manufacture device, it comprises body of heater 1 and exhaust processor, body of heater 1 is divided by one or more upper of furnace body, one or more lower portion of furnace bodies divide to be tightly connected and form, exhaust processor comprises the cyclonic separator 11 that links to each other successively through corresponding pipeline, fly-ash separator 12 and blower fan 13, upper of furnace body is divided and is cubic type, its top is provided with Waste gas outlet 4, Waste gas outlet 4 links to each other with cyclonic separator 11, be horizontally installed with one or more injecting combustors 2 on the upper of furnace body minute side medullary ray, be provided with view port 6 with this side adjacent facets, the cooling water outlet 9 at maintenance access 7 and close top, inside is provided with pre-heating duct 14, lower portion of furnace body divides the side's of being taper, its bottom is provided with one or more microballon collectors 3, two sides are equipped with cooling water inlet 8, also be provided with blast inlet 10 on one flank side surface, on the body of heater, be equipped with cooling water jecket 5 on the lower two-part outer wall.
A kind of glass microballon preparation method, it may further comprise the steps:
(1) by following component and weight percent preparation raw material: TiO
225%, SiO
25%, BaCO
350%, Ba (NO
3)
210%, Al
2O
37%, CaCO
31%, B
2O
31.5%, Na
2O0.5%;
(2) raw material for preparing is fully mixed, by feed mechanism it is sent in the glass melting kiln body and carries out melting, smelting temperature is 1360 ℃, and smelting time is 22 hours;
(3) the uniform glass melt of melting is sent into the cooling basin through vomit pipe, water temperature is controlled at 35 ℃ in the cooling basin, and glass melt sharply is cooled to below 800 ℃, forms shrend glass;
(4) the shrend glass that obtains is dried in drying unit, bake out temperature is 540 ℃, and drying time is 55 minutes;
(5) the shrend glass after the oven dry is pulverized by the air-flow grinding machine, forms the glass microballon powder after pulverizing, and then utilizes straight line shaker that it is carried out roughly classification, and wherein, larger particles returns and continues to pulverize, and the glass microballon powder is melt into pearl by forming furnace;
(6) at ambient temperature the glass microballon after the moulding is carried out pickling with glacial acetic acid, the control pH value is 3, the impurity on glass microballon surface is removed in pickling 25 minutes, and then being washed to pH value is 7, under 450 ℃ of conditions, dried by the fire 55 minutes again, until then oven dry utilizes shimmy sieve that glass microballon is sieved, at last it is carried out surface treatment, eliminate static, increase its flowability;
(7) detect, when recording its specific refractory power 〉=1.93, devitrification rate≤3%, two pearl rates≤2%, bubble pearl≤2% during roundness 〉=98%, namely obtains the glass microballon finished product.
Embodiment 7:
Such as Fig. 1, Fig. 2, shown in Figure 3: a kind of glass bead manufacture device, it comprises body of heater 1 and exhaust processor, body of heater 1 is divided by one or more upper of furnace body, one or more lower portion of furnace bodies divide to be tightly connected and form, exhaust processor comprises the cyclonic separator 11 that links to each other successively through corresponding pipeline, fly-ash separator 12 and blower fan 13, upper of furnace body is divided and is cubic type, its top is provided with Waste gas outlet 4, Waste gas outlet 4 links to each other with cyclonic separator 11, be horizontally installed with one or more injecting combustors 2 on the upper of furnace body minute side medullary ray, be provided with view port 6 with this side adjacent facets, the cooling water outlet 9 at maintenance access 7 and close top, inside is provided with pre-heating duct 14, lower portion of furnace body divides the side's of being taper, its bottom is provided with one or more microballon collectors 3, two sides are equipped with cooling water inlet 8, also be provided with blast inlet 10 on one flank side surface, on the body of heater, be equipped with cooling water jecket 5 on the lower two-part outer wall.
A kind of glass microballon preparation method, it may further comprise the steps:
(1) by following component and weight percent preparation raw material: TiO
245%, SiO
225%, BaCO
310%, Ba (NO
3)
25%, Al
2O
35%, CaCO
35%, B
2O
32%, Na
2O3%;
(2) raw material for preparing is fully mixed, by feed mechanism it is sent in the glass melting kiln body and carries out melting, smelting temperature is 1380 ℃, and smelting time is 23 hours;
(3) the uniform glass melt of melting is sent into the cooling basin through vomit pipe, water temperature is controlled at 38 ℃ in the cooling basin, and glass melt sharply is cooled to below 800 ℃, forms shrend glass;
(4) the shrend glass that obtains is dried in drying unit, bake out temperature is 570 ℃, and drying time is 55 minutes;
(5) the shrend glass after the oven dry is pulverized by the air-flow grinding machine, forms the glass microballon powder after pulverizing, and then utilizes straight line shaker that it is carried out roughly classification, and wherein, larger particles returns and continues to pulverize, and the glass microballon powder is melt into pearl by forming furnace;
(6) at ambient temperature the glass microballon after the moulding is carried out pickling with glacial acetic acid, the control pH value is 3, the impurity on glass microballon surface is removed in pickling 30 minutes, and then being washed to pH value is 7, under 430 ℃ of conditions, dried by the fire 55 minutes again, until then oven dry utilizes shimmy sieve that glass microballon is sieved, at last it is carried out surface treatment, eliminate static, increase its flowability;
(7) detect, when recording its specific refractory power 〉=1.93, devitrification rate≤3%, two pearl rates≤2%, bubble pearl≤2% during roundness 〉=98%, namely obtains the glass microballon finished product.
Embodiment 8:
Such as Fig. 1, Fig. 2, shown in Figure 3: a kind of glass bead manufacture device, it comprises body of heater 1 and exhaust processor, body of heater 1 is divided by one or more upper of furnace body, one or more lower portion of furnace bodies divide to be tightly connected and form, exhaust processor comprises the cyclonic separator 11 that links to each other successively through corresponding pipeline, fly-ash separator 12 and blower fan 13, upper of furnace body is divided and is cubic type, its top is provided with Waste gas outlet 4, Waste gas outlet 4 links to each other with cyclonic separator 11, be horizontally installed with one or more injecting combustors 2 on the upper of furnace body minute side medullary ray, be provided with view port 6 with this side adjacent facets, the cooling water outlet 9 at maintenance access 7 and close top, inside is provided with pre-heating duct 14, lower portion of furnace body divides the side's of being taper, its bottom is provided with one or more microballon collectors 3, two sides are equipped with cooling water inlet 8, also be provided with blast inlet 10 on one flank side surface, on the body of heater, be equipped with cooling water jecket 5 on the lower two-part outer wall.
A kind of glass microballon preparation method, it may further comprise the steps:
(1) by following component and weight percent preparation raw material: TiO
230%, SiO
215%, BaCO
320%, Ba (NO
3)
225%, Al
2O
31%, CaCO
35%, B
2O
31%, Na
2O3%;
(2) raw material for preparing is fully mixed, by feed mechanism it is sent in the glass melting kiln body and carries out melting, smelting temperature is 1400 ℃, and smelting time is 24 hours;
(3) the uniform glass melt of melting is sent into the cooling basin through vomit pipe, water temperature is controlled at 40 ℃ in the cooling basin, and glass melt sharply is cooled to below 800 ℃, forms shrend glass;
(4) the shrend glass that obtains is dried in drying unit, bake out temperature is 600 ℃, and drying time is 60 minutes;
(5) the shrend glass after the oven dry is pulverized by the air-flow grinding machine, forms the glass microballon powder after pulverizing, and then utilizes straight line shaker that it is carried out roughly classification, and wherein, larger particles returns and continues to pulverize, and the glass microballon powder is melt into pearl by forming furnace;
(6) at ambient temperature the glass microballon after the moulding is carried out pickling with glacial acetic acid, the control pH value is 3, the impurity on glass microballon surface is removed in pickling 30 minutes, and then being washed to pH value is 7, under 400 ℃ of conditions, dried by the fire 60 minutes again, until then oven dry utilizes shimmy sieve that glass microballon is sieved, at last it is carried out surface treatment, eliminate static, increase its flowability;
(7) detect, when recording its specific refractory power 〉=1.93, devitrification rate≤3%, two pearl rates≤2%, bubble pearl≤2% during roundness 〉=98%, namely obtains the glass microballon finished product.
Claims (2)
1. glass bead manufacture device, it comprises body of heater (1) and exhaust processor, body of heater (1) is divided by one or more upper of furnace body, one or more lower portion of furnace bodies divide to be tightly connected and form, the top that upper of furnace body is divided is provided with Waste gas outlet (4), the side is provided with one or more injecting combustors (2), the bottom that lower portion of furnace body divides is provided with one or more microballon collectors (3), on the body of heater, be equipped with cooling water jecket (5) on the lower two-part outer wall, exhaust processor comprises the cyclonic separator (11) that links to each other successively through corresponding pipeline, fly-ash separator (12) and blower fan (13), cyclonic separator (11) links to each other with Waste gas outlet (4), it is characterized in that: upper of furnace body is divided and is cubic type, spraying burner (2) level is installed on the medullary ray of upper of furnace body minute side, be provided with view port (6) with this side adjacent facets, the cooling water outlet (9) at maintenance access (7) and close top, inside is provided with pre-heating duct (14), lower portion of furnace body divides the side's of being taper, its two sides are equipped with cooling water inlet (8), and a flank side surface also is provided with blast inlet (10).
2. glass microballon preparation method who adopts glass bead manufacture device as claimed in claim 1, it is characterized in that: it may further comprise the steps:
(1) by following component and weight percent preparation raw material: TiO
225～45%, SiO
25～25%, BaCO
310～50%, Ba (NO
3)
25～25%, Al
2O
31～7%, CaCO
31～5%, B
2O
30.1～2%, Na
2O0～3%;
(2) raw material for preparing is fully mixed, by feed mechanism it is sent in the body of heater (1) of described glass bead manufacture device and carries out melting, smelting temperature is 1300～1400 ℃, and smelting time is 17～24 hours;
(3) the uniform glass melt of melting is sent into the cooling basin through vomit pipe, water temperature is controlled at 20～40 ℃ in the cooling basin, and glass melt sharply is cooled to below 800 ℃, forms shrend glass;
(4) the shrend glass that obtains is dried in drying unit, bake out temperature is 400～600 ℃, and drying time is 30～60 minutes;
(5) the shrend glass after the oven dry is pulverized by the air-flow grinding machine, forms the glass microballon powder after pulverizing, and then utilizes straight line shaker that it is carried out classification, and wherein, larger particles returns and continues to pulverize, and the glass microballon powder is melt into pearl by forming furnace;
(6) at room temperature the glass microballon after the moulding is carried out pickling with glacial acetic acid, the control pH value is 2～3, pickling 15-30 minute, remove the impurity on glass microballon surface, then being washed to pH value is 7, dries by the fire 40～60 minutes under 400～600 ℃ of conditions again, until oven dry, then utilize shimmy sieve that glass microballon is sieved, at last it is carried out surface treatment, eliminate static;
(7) detect, when recording its specific refractory power 〉=1.93, devitrification rate≤3%, two pearl rates≤2%, bubble pearl≤2% during roundness 〉=98%, namely obtains the glass microballon finished product.
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| CN102965147A (en) * | 2012-12-04 | 2013-03-13 | 大连隆星新材料有限公司 | Wax grain producing and collecting equipment |
| CN103342452B (en) * | 2013-07-01 | 2015-05-13 | 浙江龙游道明光学有限公司 | Method for manufacturing glass beads by utilizing burner |
| CN104150754A (en) * | 2014-08-14 | 2014-11-19 | 成都中节能反光材料有限公司 | Glass powder ultra-fine powder combining device and method |
| CN106145622B (en) * | 2015-04-15 | 2018-08-07 | 江油市明瑞反光材料科技有限公司 | A kind of beading stove being suitable for preparing high-refraction glass bead |
| CN104962112B (en) * | 2015-07-10 | 2017-07-21 | 天津中海油服化学有限公司 | The reforming apparatus and method of a kind of cementing slurry palliative borosilicic acid salt hollow glass micropearl |
| CN110372179B (en) * | 2019-08-29 | 2024-02-20 | 延安城投光学材料有限公司 | Water quenching device and method for continuously producing high-refractive-index glass |
| CN115215531B (en) * | 2022-07-27 | 2024-03-15 | 信义环保特种玻璃（江门）有限公司 | Method and device for controlling glass production process |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86107294A (en) * | 1986-10-25 | 1988-06-01 | 中国科学院上海光学精密机械研究所 | A kind of device for preparing glass microballon |
| CN2230759Y (en) * | 1995-08-24 | 1996-07-10 | 河北省定州市玻璃珠总厂 | Glass-beam forming furnace |
| CN1396130A (en) * | 2001-12-26 | 2003-02-12 | 中国科学院理化技术研究所 | Glass bead continuous manufacturing device and application thereof |
| CN1990401A (en) * | 2005-12-31 | 2007-07-04 | 曾佑成 | Preparation method for hollow glass mirco-bead |
-
2011
- 2011-09-03 CN CN2011102585961A patent/CN102417291B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86107294A (en) * | 1986-10-25 | 1988-06-01 | 中国科学院上海光学精密机械研究所 | A kind of device for preparing glass microballon |
| CN2230759Y (en) * | 1995-08-24 | 1996-07-10 | 河北省定州市玻璃珠总厂 | Glass-beam forming furnace |
| CN1396130A (en) * | 2001-12-26 | 2003-02-12 | 中国科学院理化技术研究所 | Glass bead continuous manufacturing device and application thereof |
| CN1990401A (en) * | 2005-12-31 | 2007-07-04 | 曾佑成 | Preparation method for hollow glass mirco-bead |
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