CN104086071A - Method for manufacturing quartz glass pipe for catch holder - Google Patents
Method for manufacturing quartz glass pipe for catch holder Download PDFInfo
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- CN104086071A CN104086071A CN201410333132.6A CN201410333132A CN104086071A CN 104086071 A CN104086071 A CN 104086071A CN 201410333132 A CN201410333132 A CN 201410333132A CN 104086071 A CN104086071 A CN 104086071A
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- quartzite
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- quartz glass
- acid
- glass tube
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Abstract
The invention provides a method for manufacturing a quartz glass pipe for a catch holder. The method comprises the steps of preparing quartz sand by using quartz stone; removing impurities out of the quartz sand by using sodium nitrate for the first time, and then roasting at a high temperature; soaking by using mixed acid, cleaning, dehydrating and drying, then removing impurities by using aluminum nitrate nonahydrate for the second time, roasting at a high temperature again, soaking in mixed acid, floating selecting, dehydrating and drying to obtain high-purity quartz sand; adding an additive titanium oxide to the high-purity quartz sand, smelting and drawing into the quartz glass pipe, and post-processing to obtain the finished product. According to the method, the raw materials are purified comprehensively according to reasonable and scientific methods, including physical impurity removing, chemical purifying and gas-state impurity removing at a high temperature, thus producing high-purity quartz sand meeting the product requirements; then the high-purity quartz sand is smelted and drawn to produce the quartz glass pipe. The method can realize continuous produce, has high production efficiency and low production cost, and the prepared glass pipe product for the catch holder has high precision.
Description
Technical field
The present invention relates to a kind of production method of quartz glass tube, particularly the production method of quartz glass tube for a kind of fuse holder.
Background technology
At present, known fuse holder is done by pottery, and not high by ceramic preparation method complexity and precision, the goodness of fit is bad.These materials are poor in the insulativity of moment high temperature, and physical strength is inadequate, explosive, have certain danger in holding circuit, often can run into because safety fuse quality problems cause circuit combustion phenomena, cause the immeasurable property damage of the people masses.
Summary of the invention
Technical problem to be solved by this invention is for the deficiencies in the prior art, provide a kind of new, easy to operate, controllability strong, can effectively improve the production method of quartz glass tube for the fuse holder of support quality.
Technical problem to be solved by this invention is to realize by following technical scheme, and the present invention is the production method of quartz glass tube for a kind of fuse holder, is characterized in, its preparation process is as follows:
(1) selected SiO
2content is more than 99.9% quartzite raw material, obtains the quartzite of 20-40mm through fragmentation;
(2) SODIUMNITRATE is added equably in quartzite and carry out removal of impurities for the first time, the weight of SODIUMNITRATE is the 0.009-0.011% of quartzite weight, after both mixtures are dropped in stoving ovens, at 850-950 ℃, carry out high-temperature roasting 2-3 hour;
(3) in the mixing acid that hydrochloric acid, the nitric acid of 10-30% and the sulfuric acid of 5-15% that roasting is 10-30% by quartzite input by mass percent concentration after finishing forms, soak 4-6 days, the weight ratio of hydrochloric acid, nitric acid, sulfuric acid is 1-2:1-2:1-2; After immersion, quartzite is dropped in ultrasonoscope and cleaned, rear dewatered drying;
(4) again nine water aluminum nitrates are evenly put in the quartzite of step (3) and carried out removal of impurities for the second time, the weight of nine water aluminum nitrates is the 0.075-0.085% of quartzite weight, after both mixtures are put in stoving oven, at 900-1000 ℃, carry out high-temperature roasting 3-4 hour;
(5) roasting finish after by quartzite drop into one-level roller crusher, secondary hammer mill carries out mechanical disintegration, obtains 50-150 order quartz sand;
(6) in the mixing acid that the hydrochloric acid that is 10-30% by the quartz sand input after pulverizing by mass percent concentration and the hydrofluoric acid of 5-15% form, soak 4-6 days, the weight ratio of hydrochloric acid, hydrofluoric acid is 4-6:1; After immersion, at 40-45 ℃, will soak pulp concentration to concentration is 30-45%; Must soak slurry;
(7) will soak slurry drops in ultrasonoscope, adding the mixed solution being comprised of kerosene, oleic acid and ethanol to carry out high warm mix under 300-500 ℃ of condition washes again, the weight of mixed solution is for soaking the 15-30% of slurry weight, mix while washing and regulate pH value to 7.3-7.5 with ammoniacal liquor, in mixed solution, the weight ratio of kerosene, oleic acid, ethanol is 1-2:1-2:1-2; Must mix pulp washing material;
(8) will mix that pulp washing material cleans, dewaters, oven dry, deironing process, during deironing, the magneticstrength of high magnetic machine is 1800-2200KA/m; Obtain the glass sand that total impurities content is less than 20ppm;
(9) in glass sand, add additive titanium dioxide, the weight of titanium dioxide is the 0.04-0.06% of quartz sand weight, drop into again and in smelting furnace, carry out melting, with tube drawing bench, be drawn into quartz glass tube afterwards, again to quartz glass tube cut, ultrasonic cleaning and deshydroxy process, and obtains finished product.
Adopt SODIUMNITRATE and nine water aluminum nitrates can remove the impurity such as potassium, calcium, iron, aluminium.Adding titanium dioxide can increase the high temperature viscosity of bonding agent, improves the intensity of bonding agent, thereby increases intensity and the toughness of quartz glass tube.The diameter making is that the intensity of 3mm quartz glass tube reaches 200N.
Drawing process requires: the drawing that quartz glass tube can be stable, and in pulling process, the quartz glass tube at the place of calibrating can not rock, in order to avoid affect the measurement of diameter; The diameter of quartz glass tube can be measured in real time by Calibration instrument, and the precision of survey meter itself will be higher than ± 0.5 μ; The silica glass diameter tester of drawing machine and the draw rate of drawing machine are controlled motor interlock, control the diameter of quartz glass tube, and can realize stable work to carry out real-time online.
In the step (9) of fuse holder of the present invention by the production method technical scheme of quartz glass tube, the draw rate of tube drawing bench is 0.8 meter per second, and the diameter of the quartz glass tube making is 3mm.
In the step (9) of fuse holder of the present invention by the production method technical scheme of quartz glass tube, during deshydroxy, vacuum tightness is not less than 1 * 10
-5, temperature is 1000-1100 ℃, soaking time is greater than 6 hours.
The purposes of the silica tube that described in above-mentioned any one, production method makes in safety fuse is manufactured.
Compared with prior art, the present invention adopts new processing method to make the quartz glass tube of preparing fuse holder, has replaced the fuse holder that in prior art, stupalith is made.The method that the inventive method adopting quartz glass draws, obtains high-precision fuse holder, with the fuse holder that replaces adopting at present mould molding, sintering method to produce.Research and develop corresponding high purity quartz sand plain material, take scientific and reasonable method raw material to be carried out to the comprehensive purification of purifying, remove impurity make use of physics methods, chemical purification, high temperature removal gaseous impurities, produce the glass sand that meets product demand, then by the glass sand melting of acquisition, make.Each step of the inventive method is workable, and required equipment is comparatively simple, can produce continuously, and production efficiency is high, and production cost is low, and prepared fuse holder is high with Glass tubing Product Precision.
Embodiment
Below further describe concrete technical scheme of the present invention, so that those skilled in the art understands the present invention further, and do not form the restriction to its right.
Embodiment 1, the production method of quartz glass tube for a kind of fuse holder, and its preparation process is as follows:
(1) selected SiO
2content is more than 99.9% quartzite raw material, obtains the quartzite of 20-40mm through fragmentation;
(2) SODIUMNITRATE is added equably in quartzite and carry out removal of impurities for the first time, the weight of SODIUMNITRATE is 0.009% of quartzite weight, after both mixtures are dropped in stoving ovens, at 850 ℃, carry out high-temperature roasting 2 hours;
(3) roasting drops into quartzite in the mixing acid that the sulfuric acid of the hydrochloric acid be 10% by mass percent concentration, 10% nitric acid and 5% forms and soaks 4 days after finishing, and the weight ratio of hydrochloric acid, nitric acid, sulfuric acid is 1:1:1; After immersion, quartzite is dropped in ultrasonoscope and cleaned, rear dewatered drying;
(4) nine water aluminum nitrates are evenly put in the quartzite of step (3) again and carried out removal of impurities for the second time, the weight of nine water aluminum nitrates is 0.075% of quartzite weight, after both mixtures are put in stoving oven, at 900 ℃, carry out high-temperature roasting 3 hours;
(5) roasting finish after by quartzite drop into one-level roller crusher, secondary hammer mill carries out mechanical disintegration, obtains 50 order quartz sands;
(6) in the mixing acid that the hydrochloric acid that is 10% by the quartz sand input after pulverizing by mass percent concentration and 5% hydrofluoric acid form, soak 4 days, the weight ratio of hydrochloric acid, hydrofluoric acid is 4:1; After immersion, at 40 ℃, will soak pulp concentration to concentration is 30%; Must soak slurry;
(7) will soak slurry drops in ultrasonoscope, adding the mixed solution being comprised of kerosene, oleic acid and ethanol to carry out high warm mix under 300 ℃ of conditions washes again, the weight of mixed solution is for soaking 15% of slurry weight, mix while washing and regulate pH value to 7.3 with ammoniacal liquor, in mixed solution, the weight ratio of kerosene, oleic acid, ethanol is 1:1:1; Must mix pulp washing material;
(8) will mix that pulp washing material cleans, dewaters, oven dry, deironing process, during deironing, the magneticstrength of high magnetic machine is 1800KA/m; Obtain the glass sand that total impurities content is less than 20ppm;
(9) in glass sand, add additive titanium dioxide, the weight of titanium dioxide is 0.04% of quartz sand weight, then drops into and in smelting furnace, carry out melting, with tube drawing bench, is drawn into quartz glass tube afterwards, again to quartz glass tube cut, ultrasonic cleaning and deshydroxy process, and obtains finished product.
Embodiment 2, the production method of quartz glass tube for a kind of fuse holder, and its preparation process is as follows:
(1) selected SiO
2content is more than 99.9% quartzite raw material, obtains the quartzite of 20-40mm through fragmentation;
(2) SODIUMNITRATE is added equably in quartzite and carry out removal of impurities for the first time, the weight of SODIUMNITRATE is 0.011% of quartzite weight, after both mixtures are dropped in stoving ovens, at 950 ℃, carry out high-temperature roasting 3 hours;
(3) roasting drops into quartzite in the mixing acid that the sulfuric acid of the hydrochloric acid be 30% by mass percent concentration, 30% nitric acid and 15% forms and soaks 6 days after finishing, and the weight ratio of hydrochloric acid, nitric acid, sulfuric acid is 2:2:2; After immersion, quartzite is dropped in ultrasonoscope and cleaned, rear dewatered drying;
(4) nine water aluminum nitrates are evenly put in the quartzite of step (3) again and carried out removal of impurities for the second time, the weight of nine water aluminum nitrates is 0.085% of quartzite weight, after both mixtures are put in stoving oven, at 1000 ℃, carry out high-temperature roasting 4 hours;
(5) roasting finish after by quartzite drop into one-level roller crusher, secondary hammer mill carries out mechanical disintegration, obtains 150 order quartz sands;
(6) in the mixing acid that the hydrochloric acid that is 30% by the quartz sand input after pulverizing by mass percent concentration and 15% hydrofluoric acid form, soak 6 days, the weight ratio of hydrochloric acid, hydrofluoric acid is 6:1; After immersion, at 45 ℃, will soak pulp concentration to concentration is 45%; Must soak slurry;
(7) will soak slurry drops in ultrasonoscope, adding the mixed solution being comprised of kerosene, oleic acid and ethanol to carry out high warm mix under 500 ℃ of conditions washes again, the weight of mixed solution is for soaking 30% of slurry weight, mix while washing and regulate pH value to 7.5 with ammoniacal liquor, in mixed solution, the weight ratio of kerosene, oleic acid, ethanol is 2:2:2; Must mix pulp washing material;
(8) will mix that pulp washing material cleans, dewaters, oven dry, deironing process, during deironing, the magneticstrength of high magnetic machine is 2200KA/m; Obtain the glass sand that total impurities content is less than 20ppm;
(9) in glass sand, add additive titanium dioxide, the weight of titanium dioxide is 0.06% of quartz sand weight, then drops into and in smelting furnace, carry out melting, with tube drawing bench, is drawn into quartz glass tube afterwards, again to quartz glass tube cut, ultrasonic cleaning and deshydroxy process, and obtains finished product.
Embodiment 3, the production method of quartz glass tube for a kind of fuse holder, and its preparation process is as follows:
(1) selected SiO
2content is more than 99.9% quartzite raw material, obtains the quartzite of 20-40mm through fragmentation;
(2) SODIUMNITRATE is added equably in quartzite and carry out removal of impurities for the first time, the weight of SODIUMNITRATE is 0.001% of quartzite weight, after both mixtures are dropped in stoving ovens, at 900 ℃, carry out high-temperature roasting 2.5 hours;
(3) roasting drops into quartzite in the mixing acid that the sulfuric acid of the hydrochloric acid be 20% by mass percent concentration, 20% nitric acid and 10% forms and soaks 5 days after finishing, and the weight ratio of hydrochloric acid, nitric acid, sulfuric acid is 1.5:1.5:1.5; After immersion, quartzite is dropped in ultrasonoscope and cleaned, rear dewatered drying;
(4) nine water aluminum nitrates are evenly put in the quartzite of step (3) again and carried out removal of impurities for the second time, the weight of nine water aluminum nitrates is 0.08% of quartzite weight, after both mixtures are put in stoving oven, at 950 ℃, carry out high-temperature roasting 3.5 hours;
(5) roasting finish after by quartzite drop into one-level roller crusher, secondary hammer mill carries out mechanical disintegration, obtains 100 order quartz sands;
(6) in the mixing acid that the hydrochloric acid that is 20% by the quartz sand input after pulverizing by mass percent concentration and 10% hydrofluoric acid form, soak 5 days, the weight ratio of hydrochloric acid, hydrofluoric acid is 5:1; After immersion, at 42 ℃, will soak pulp concentration to concentration is 38%; Must soak slurry;
(7) will soak slurry drops in ultrasonoscope, adding the mixed solution being comprised of kerosene, oleic acid and ethanol to carry out high warm mix under 400 ℃ of conditions washes again, the weight of mixed solution is for soaking 22% of slurry weight, mix while washing and regulate pH value to 7.4 with ammoniacal liquor, in mixed solution, the weight ratio of kerosene, oleic acid, ethanol is 1.5:1.5:1.5; Must mix pulp washing material;
(8) will mix that pulp washing material cleans, dewaters, oven dry, deironing process, during deironing, the magneticstrength of high magnetic machine is 2000KA/m; Obtain the glass sand that total impurities content is less than 20ppm;
(9) in glass sand, add additive titanium dioxide, the weight of titanium dioxide is 0.05% of quartz sand weight, then drops into and in smelting furnace, carry out melting, with tube drawing bench, is drawn into quartz glass tube afterwards, again to quartz glass tube cut, ultrasonic cleaning and deshydroxy process, and obtains finished product.
Embodiment 4, and in the step (9) of the fuse holder described in embodiment 1 or 2 or 3 by the production method technical scheme of quartz glass tube, the draw rate of tube drawing bench is 0.8 meter per second, and the diameter of the quartz glass tube making is 3mm.
Embodiment 5, and in the step (9) of the fuse holder described in embodiment 1 or 2 or 3 by the production method technical scheme of quartz glass tube, during deshydroxy, vacuum tightness is not less than 1 * 10
-5, temperature is 1000-1100 ℃, soaking time is greater than 6 hours.
Embodiment 6, the purposes of the silica tube that production method makes described in above-mentioned any one embodiment in safety fuse is manufactured.
Claims (4)
1. a production method for quartz glass tube for fuse holder, is characterized in that, its preparation process is as follows:
(1) selected SiO
2content is more than 99.9% quartzite raw material, obtains the quartzite of 20-40mm through fragmentation;
(2) SODIUMNITRATE is added equably in quartzite and carry out removal of impurities for the first time, the weight of SODIUMNITRATE is the 0.009-0.011% of quartzite weight, after both mixtures are dropped in stoving ovens, at 850-950 ℃, carry out high-temperature roasting 2-3 hour;
(3) in the mixing acid that hydrochloric acid, the nitric acid of 10-30% and the sulfuric acid of 5-15% that roasting is 10-30% by quartzite input by mass percent concentration after finishing forms, soak 4-6 days, the weight ratio of hydrochloric acid, nitric acid, sulfuric acid is 1-2:1-2:1-2; After immersion, quartzite is dropped in ultrasonoscope and cleaned, rear dewatered drying;
(4) again nine water aluminum nitrates are evenly put in the quartzite of step (3) and carried out removal of impurities for the second time, the weight of nine water aluminum nitrates is the 0.075-0.085% of quartzite weight, after both mixtures are put in stoving oven, at 900-1000 ℃, carry out high-temperature roasting 3-4 hour;
(5) roasting finish after by quartzite drop into one-level roller crusher, secondary hammer mill carries out mechanical disintegration, obtains 50-150 order quartz sand;
(6) in the mixing acid that the hydrochloric acid that is 10-30% by the quartz sand input after pulverizing by mass percent concentration and the hydrofluoric acid of 5-15% form, soak 4-6 days, the weight ratio of hydrochloric acid, hydrofluoric acid is 4-6:1; After immersion, at 40-45 ℃, will soak pulp concentration to concentration is 30-45%; Must soak slurry;
(7) will soak slurry drops in ultrasonoscope, adding the mixed solution being comprised of kerosene, oleic acid and ethanol to carry out high warm mix under 300-500 ℃ of condition washes again, the weight of mixed solution is for soaking the 15-30% of slurry weight, mix while washing and regulate pH value to 7.3-7.5 with ammoniacal liquor, in mixed solution, the weight ratio of kerosene, oleic acid, ethanol is 1-2:1-2:1-2; Must mix pulp washing material;
(8) will mix that pulp washing material cleans, dewaters, oven dry, deironing process, during deironing, the magneticstrength of high magnetic machine is 1800-2200KA/m; Obtain the glass sand that total impurities content is less than 20ppm;
(9) in glass sand, add additive titanium dioxide, the weight of titanium dioxide is the 0.04-0.06% of quartz sand weight, drop into again and in smelting furnace, carry out melting, with tube drawing bench, be drawn into quartz glass tube afterwards, again to quartz glass tube cut, ultrasonic cleaning and deshydroxy process, and obtains finished product.
2. the production method of quartz glass tube for fuse holder according to claim 1, is characterized in that, in step (9), the draw rate of tube drawing bench is 0.8 meter per second, and the diameter of the quartz glass tube making is 3mm.
3. the production method of quartz glass tube for fuse holder according to claim 1, is characterized in that, in step (9), during deshydroxy, vacuum tightness is not less than 1 * 10
-5, temperature is 1000-1100 ℃, soaking time is greater than 6 hours.
4. the purposes of the silica tube that described in claim 1-3 any one, production method makes in safety fuse is manufactured.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410333132.6A CN104086071B (en) | 2014-07-14 | 2014-07-14 | A kind of production method of fuse holder quartz glass tube |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410333132.6A CN104086071B (en) | 2014-07-14 | 2014-07-14 | A kind of production method of fuse holder quartz glass tube |
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| CN104086071A true CN104086071A (en) | 2014-10-08 |
| CN104086071B CN104086071B (en) | 2016-08-10 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106746620A (en) * | 2016-12-15 | 2017-05-31 | 连云港市盛昌照明电器有限公司 | A kind of production method of light yellow quartz glass tube |
| CN109293225A (en) * | 2018-11-08 | 2019-02-01 | 连云港善发石英制品有限公司 | A kind of production method of thick-walled quartz glass tubes |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201397796Y (en) * | 2009-05-26 | 2010-02-03 | 冯立志 | High-voltage low current protective tube |
| CN102981221A (en) * | 2012-12-03 | 2013-03-20 | 连云港市盛昌照明电器有限公司 | Method for manufacturing sleeve for optical fiber connector |
-
2014
- 2014-07-14 CN CN201410333132.6A patent/CN104086071B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201397796Y (en) * | 2009-05-26 | 2010-02-03 | 冯立志 | High-voltage low current protective tube |
| CN102981221A (en) * | 2012-12-03 | 2013-03-20 | 连云港市盛昌照明电器有限公司 | Method for manufacturing sleeve for optical fiber connector |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106746620A (en) * | 2016-12-15 | 2017-05-31 | 连云港市盛昌照明电器有限公司 | A kind of production method of light yellow quartz glass tube |
| CN106746620B (en) * | 2016-12-15 | 2019-08-06 | 连云港市盛昌照明电器有限公司 | A kind of production method of light yellow quartz glass tube |
| CN109293225A (en) * | 2018-11-08 | 2019-02-01 | 连云港善发石英制品有限公司 | A kind of production method of thick-walled quartz glass tubes |
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| CN104086071B (en) | 2016-08-10 |
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