CN2878376Y - Vertical cold-top melted boron-silicon float glass double combined full electric melting furnace - Google Patents
Vertical cold-top melted boron-silicon float glass double combined full electric melting furnace Download PDFInfo
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- CN2878376Y CN2878376Y CN 200620041200 CN200620041200U CN2878376Y CN 2878376 Y CN2878376 Y CN 2878376Y CN 200620041200 CN200620041200 CN 200620041200 CN 200620041200 U CN200620041200 U CN 200620041200U CN 2878376 Y CN2878376 Y CN 2878376Y
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Abstract
The utility model belongs to the field of high-temperature electric melting technology for glass articles and other inorganic materials, in particularly relates to a vertical cold heading electric furnace composed of two parts used to produce borosilicate float glass, which comprises two identical hexagonal glass melting furnace, a rising channel and a channel for feeding materials. The glass melting furnace is composed of a melting area and a settling area beneath the melting area, and a hole for flows is arranged on lower part of one side wall of settling tank. The holes for flows of two glass melting furnace are respectively connected with feeding inlet of the rising channel and top end of the rising channel is connected with the channel for feeding materials. An included angle 150 degree is arranged between the center sections of two hexagonal shell-type glass melting furnaces which form an included angle 105 degree with the center section of the channel for feeding materials. Electrodes are arranged in the melting area and the settling area. By using cold heading electric melting process, the utility model is characterized in low volatilization of boron and high temperature of fabrication by melting. Due to the structure of two sections used in structural arrangement, no conflicts exist in the operational space. The amount of melting materials increased by double meets the needs for producing sheet glass made of borosilicate in basic scale.
Description
Technical field
The utility model belongs to the high temperature electric smelting technical field of glasswork and other inorganic materials, is specifically related to a kind of vertical cold top and founds borosilicate float glass double combined all-electric melting kiln.
Background technology
All-electric melting glass smelting technology has the technology of founding and has the following many advantages that surmount traditional flame glass melter: 1, environmental friendliness does not have smoke contamination; 2, energy use efficiency height; 3, automatization level height; 4, cold top fusing reduces the volatilization of batch composition, as the volatilization of boric acid in the borosilicate glass admixtion and borax; 5, glass melting temperature height can easily be founded high melting glass, as borosilicate glass.Compare with traditional flame glass melter, the weak point of all-electric melting kiln is: 1, melting furnaces small scale can not adapt to scale operation; 2, one-time investment is bigger; 3, restricted on power supply environment and power supply price.Thereby, for large-scale all-electric melting kiln, relatively be fit to build in and enrich cheap hydroelectric resources (remote power station) or enrich near the cheap coal electric resources (remote electric power stations near coal-mines).
Borosilicate glass is the extremely good glass of a kind of performance, has good physical strength, and the resistance to chemical attack ability is good, thermal expansivity is low, emergency heat and cooling property resistance chilling performance is good, the softening temperature height, and the deep processing that is adapted at etching, physical-chemical reaction or the like the material of the above temperature of 600 degree is handled.Thereby borosilicate glass is obtaining more and more widely application in high-tech sector: as the precision instrument substrate, and planar display substrates, film photovoltaic cell substrate, biochip substrate, chemical process device, single-sheet fire-resistant glass or the like.Use traditional flame melting furnaces, because volatilization is serious, glass melting temperature is low, is difficult to adapt to the melting technology of borosilicate glass.So far also have only with the compacting of small-sized all-electric melting glass kiln production and the product of trombone slide.In recent years, the floating process that the world has been born unique was made the borosilicate flat glass production line, and China is still blank in this respect at present.
Utilize the all-electric melting technology to found the needed boric acid silicate glass of floating process, can obtain necessary high glass melting temperature, cold top melting technology can greatly reduce the boron volatilization again.Found aspect the borosilicate glass at middle-size and small-size all-electric melting kiln, China has obtained very rich experience in the solar water heater borosilicate glass pipe manufacturer in nearly ten years.Problem is, utilize floating process to produce borosilicate sheet glass certain scale must be arranged, just can mold the wide and thickness of plate of marketable value, and the scale of the vertical cold top melting process all-electric melting glass kiln of comparative maturity just seems too little for the float glass process moulding process at present.Found area and volume if enlarge simply, it is big that the temperature difference between electrode hot-zone and the cold-zone, middle part becomes, and temperature difference convection current is very big, and the glass metal residence time shortens, and can't realize rational melting technology.
Summary of the invention
The purpose of this utility model is to propose a kind of vertical cold top and founds borosilicate float glass double combined all-electric melting kiln, with the melting furnaces monomer of less optimization, obtains double glass metal feed amount through Two bors d's oeuveres.
Borosilicate float glass double combined all-electric melting kiln is founded on the vertical cold top that the utility model proposes, form (its structure as shown in Figure 1) by two same glass melting furnaces, a uptake and a supply channel, glass melter is surrounded by bell 9, melting furnaces wall 19, melting furnaces base, be cylindricality, its cross section is the spaced sexangle in length limit, inside comprises melting area 13 and settling section 14, and melting furnaces wall 19 tops of the long limit of glass melter one side have opening for feed 12; Wherein, settling section base 20 is fixed in melting furnaces base inboard, and settling section pool wall 7 is fixed in melting furnaces wall 19 inboards; Melting area 13 is positioned at the top of settling section 14, and melting area pool wall 8 is fixed in melting furnaces wall 19 inboards; The bottom of settling section pool wall 7 one sides is provided with dog-hole 15, and dog-hole 15 is positioned at the melting furnaces wall 19 minor face places of glass melter; The dog-hole 15 of two glass melters connects an endfeed mouth of uptake 16 respectively, and the angle that the other end of uptake 16 connects between 17, two glass melters of supply channel is 150 degree, and glass melter and supply channel center section angle are 105 degree; The top of supply channel 17 is provided with globars heating unit 18, with control material channel temp; Place, the long limit of each of the melting furnaces wall 19 that links to each other with melting area 13 is provided with 7-8 root main electrode 11, and an end of main electrode 11 is positioned at melting area 13, and the other end connects power supply part; Place, the long limit of each of the melting furnaces wall 19 that links to each other with settling section 14 is provided with 4 supporting electrodes 21, and an end of supporting electrode 21 is positioned at settling section 14, and the other end connects power supply part.
In the utility model, the angle between the opening for feed 12 of each glass melter and dog-hole 15 vertical planes is 150 degree.
In the utility model, the main electrode 11 that is positioned at melting area 13 can adopt hierarchal arrangement in the vertical direction direction, generally is divided into layer 2-3, and the spacing between every layer gets final product greater than 400mm, and it is 400-500mm that main electrode 11 stretches into melting area length.
In the utility model, melting area pool wall 8 adopts the casting zirconia corundum fire proof material brick.
In the utility model, settling section pool wall 7 adopts the casting zirconia corundum fire proof material brick.
The utility model adopts two the rational all-electric melting glass of melting technology kilns, be spliced to shared a uptake and a shared supply channel by dog-hole, can reach provides daily output 36 tons glass metal melting capacity, satisfies the needs of the wide and thickness of slab of the most basic plate of float glass process moulding process.
Working process of the present utility model is as follows: glass batch enters melting area 13 from dog-house, because the temperature height of melting area 13 bottom glass liquid, when electric power is delivered to glass metal by electrode, glass metal makes himself heating because of conduction, the glass batch that fusing drops into, the glass batch fusing is glass metal, glass metal is after clarification, enter dog-hole 15, at uptake 16 places, the glass metal of two glass melters converges, and the glass mixed solution flows through uptake 16, arrive supply channel 17, use to supply with molding device.
The utility model is particularly suitable for founding and is used for the borosilicate sheet glass that floating process is produced, and 1, use cold top electric smelting technology, cooperate material layer temperature low, limited the volatilization of boric acid and borax; 2, the glass melting temperature height of all-electrical glass melting technology is fit to found the infusible borosilicate glass.3, adopt the double combined structure, on structure is deployed, do not have the conflict of operating space, the smelting material amount of double increase can satisfy the needs that adopt the basic scale of floating process production borosilicate sheet glass.
Description of drawings
Fig. 1 is a structural diagrams of the present utility model.
Fig. 2 is the longitudinal diagram of A-D among Fig. 1, D-B section.
Number in the figure: 1 is the concrete stub, and 2 is the steel construction crossbeam, and 3 is the steel construction secondary beam, 4 enclose post for the pool wall steel construction, 5 is common fireclay brick layer, and 6 are fireclay cast syphon, and 7 is the settling pond pool wall, 8 is the melting pool pool wall, 9 is bell, and 10 is the closed #33AZS front arch of supply channel, and 11 is main electrode, 12 is opening for feed, 13 is the melting area, and 14 is settling section, and 15 is dog-hole, 16 is uptake, 17 is supply channel, and 18 are material road heating globars, and 19 is the melting furnaces wall, 20 is the settling section base, and 21 are auxiliary molybdenum electrode.
Embodiment
Further describe the utility model below by embodiment.
The area cross-sectional area of two glass melters is 9 square metres, is asymmetrical hexagonal-shaped, and the total height of glass melter is that the cross sectional area of 2.8 meters dog-holes is 0.12 square metre, and the uptake cross sectional area is 0.18 square metre.Angle between two glass melters is 150 degree, has so just reserved the operating space for uptake one side.
The structure of single glass melter as shown in Figure 2, the melting furnaces base is built fire-resistant syphon layer 6 by steel construction crossbeam 2, steel construction secondary beam 3, common fireclay brick layer 5, clay successively from bottom to up and is formed, be to place steel construction crossbeam 2 on the concrete post 1, place secondary beam 3 on the crossbeam 2, can spread steel sheet on the secondary beam 3, build 400-500mm refractory fireclay block layer 5 (can embed insulating brick) on the steel sheet by laying bricks or stones; Build the clay of 300mm again by laying bricks or stones and build fire-resistant syphon 6, do the AZS ramming mass about one deck 5mm on the clay syphon, the shop fixtures brick is as settling pond base 20 on the ramming mass, the pool wall of settling pond can adopt the thick #33AZS tank block of 350mm, the melting pool pool wall adopts the thick #41AZS tank block of 250mm, melting furnaces wall 19 adopts insulating bricks, and the bell 9 of the top of glass melter is arch shape structure, can adopt to build by laying bricks or stones with the unselected clay refractory materials to form.Adopt steel column 4 around all pool walls, to do reinforcing at last.According to mode shown in Figure 1, two glass melters are spliced at shared uptake 16 places by dog-hole 15 with 150 degree angles, use same supply channel 17 to carry glass metal to the float glass process molding device.Supply channel 17 adopts closed material road, and there is silicon carbon rod heating unit 18 front arch 10 tops, with control material channel temp.Each long leg in sexangle length limit divides arranges 7-8 root Mo φ 60-70 * 1200 main electrodes, 4 Mo φ 55-60 * 900 supporting electrodes.Main electrode is arranged in melting area 13, and supporting electrode is arranged in settling section 14.
The utility model is installed in the industrial premises.Specific implementation process is as follows:
1, according to above-mentioned steps the glass kiln is built successfully; 2, use coal gas ignition heating-up furnace 5-10 days, temperature is raised to more than 900 degree; 3,, furnace temperature is brought up to about 1200 degree with solar oil oil gun heating 1-2 days; 4, in stove, add glass cullet, use oil gun fusion glass cullet simultaneously; 5, in the glass cullet molten mass, insert electrode 11 and 21; 6, on electrode, power, use the electric power molten glass; 7, after all electrodes install, can ordinary production drop into admixtion; 8, admixtion is under the fusing of electric power, and through melting area 13, settling section 14 enters dog-hole 15 and uptake 16, by supply channel 17, enters molding device.
Claims (6)
1, borosilicate float glass double combined all-electric melting kiln is founded on a kind of vertical cold top, form by two same glass melting furnaces, a uptake and a supply channel, glass melter is surrounded by bell (9), melting furnaces wall (19), melting furnaces base, be cylindricality, its cross section is the spaced sexangle in length limit, inside comprises melting area (13) and settling section (14), and melting furnaces wall (19) top of the long limit of glass melter one side has opening for feed (12); It is characterized in that settling section base (20) is fixed in melting furnaces base inboard, settling section pool wall (7) is fixed in melting furnaces wall (19) inboard; Melting area (13) is positioned at the top of settling section (14), and melting area pool wall (8) is fixed in melting furnaces wall (19) inboard; The bottom of settling section pool wall (7) one sides is provided with dog-hole (15), and dog-hole (15) is positioned at melting furnaces wall (19) the minor face place of glass melter; The dog-hole of two glass melters (15) connects an endfeed mouth of uptake (16) respectively, and the other end of uptake (16) connects supply channel (17), and the angle between two glass melters is 150 degree, and glass melter and supply channel center section angle are 105 to spend; The top of supply channel (17) is provided with globars heating unit (18); Place, the long limit of each of the melting furnaces wall (19) that links to each other with melting area (13) is provided with 7-8 root main electrode (11), and an end of main electrode (11) is positioned at melting area (13), and the other end connects power supply part; Place, the long limit of each of the melting furnaces wall (19) that links to each other with settling section (14) is provided with 4 supporting electrodes (21), and an end of supporting electrode (21) is positioned at settling section (14), and the other end connects power supply part.
2, borosilicate float glass double combined all-electric melting kiln is founded on vertical cold top according to claim 1, it is characterized in that the opening for feed (12) of each glass melter and the angle between dog-hole (15) vertical plane are 150 degree.
3, borosilicate float glass double combined all-electric melting kiln is founded on vertical cold top according to claim 1, the main electrode (11) that it is characterized in that being positioned at melting area (13) adopts hierarchal arrangement in the vertical direction direction, be divided into layer 2-3, spacing between every layer is greater than 400mm, and it is 400-500mm that main electrode (11) stretches into melting area length.
4, borosilicate float glass double combined all-electric melting kiln is founded on vertical cold top according to claim 1, it is characterized in that melting area pool wall (8) adopts the casting zirconia corundum fire proof material brick.
5, borosilicate float glass double combined all-electric melting kiln is founded on vertical cold top according to claim 1, it is characterized in that settling section pool wall (7) adopts the casting zirconia corundum fire proof material brick.
6, borosilicate float glass double combined all-electric melting kiln is founded on vertical cold top according to claim 1, it is characterized in that the melting furnaces base builds fire-resistant syphon layer (6) by steel construction crossbeam (2), steel construction secondary beam (3), common fireclay brick layer (5), clay successively from bottom to up and form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620041200 CN2878376Y (en) | 2006-04-20 | 2006-04-20 | Vertical cold-top melted boron-silicon float glass double combined full electric melting furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620041200 CN2878376Y (en) | 2006-04-20 | 2006-04-20 | Vertical cold-top melted boron-silicon float glass double combined full electric melting furnace |
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| CN2878376Y true CN2878376Y (en) | 2007-03-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200620041200 Expired - Fee Related CN2878376Y (en) | 2006-04-20 | 2006-04-20 | Vertical cold-top melted boron-silicon float glass double combined full electric melting furnace |
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| CN (1) | CN2878376Y (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101921051A (en) * | 2010-08-19 | 2010-12-22 | 湖北戈碧迦光电科技股份有限公司 | Glass electric melting furnace |
| CN102897997A (en) * | 2012-11-09 | 2013-01-30 | 江苏元升太阳能集团有限公司 | Electric melting furnace of circular bottom inserted electrode |
| CN103159395A (en) * | 2012-10-29 | 2013-06-19 | 中国二十二冶集团有限公司 | Control method of melting furnace bottom elevation of float glass furnace |
| CN107726851A (en) * | 2017-11-07 | 2018-02-23 | 重庆恒瑞窑炉工程有限公司 | A kind of stove and method that the useless danger sodium chloride of chemical industry is converted into refining industrial salt |
| CN107867791A (en) * | 2017-12-21 | 2018-04-03 | 九江金凤凰装饰材料有限公司 | A kind of kiln and melting method of the production of nano microcrystalline sheet material |
| CN109485236A (en) * | 2018-10-11 | 2019-03-19 | 贵定县恒伟玻璃制品有限公司 | A kind of method of electric power heating glass |
| CN110922029A (en) * | 2019-12-17 | 2020-03-27 | 北京中创时代科技有限公司 | Kiln for mass production of continuous basalt fibers |
| CN113277706A (en) * | 2021-04-12 | 2021-08-20 | 姚树飞 | Special multi-bushing plate tank furnace for producing pure basalt fibers |
| CN114436503A (en) * | 2021-12-28 | 2022-05-06 | 秦皇岛弘华特种玻璃有限公司 | All-electric melting energy-saving melting furnace for producing borosilicate float glass, use method and product |
-
2006
- 2006-04-20 CN CN 200620041200 patent/CN2878376Y/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101921051A (en) * | 2010-08-19 | 2010-12-22 | 湖北戈碧迦光电科技股份有限公司 | Glass electric melting furnace |
| CN101921051B (en) * | 2010-08-19 | 2012-12-05 | 湖北戈碧迦光电科技股份有限公司 | Glass electric melting furnace |
| CN103159395A (en) * | 2012-10-29 | 2013-06-19 | 中国二十二冶集团有限公司 | Control method of melting furnace bottom elevation of float glass furnace |
| CN102897997A (en) * | 2012-11-09 | 2013-01-30 | 江苏元升太阳能集团有限公司 | Electric melting furnace of circular bottom inserted electrode |
| CN102897997B (en) * | 2012-11-09 | 2015-03-25 | 江苏元升太阳能集团有限公司 | Electric melting furnace of circular bottom inserted electrode |
| CN107726851A (en) * | 2017-11-07 | 2018-02-23 | 重庆恒瑞窑炉工程有限公司 | A kind of stove and method that the useless danger sodium chloride of chemical industry is converted into refining industrial salt |
| CN107867791A (en) * | 2017-12-21 | 2018-04-03 | 九江金凤凰装饰材料有限公司 | A kind of kiln and melting method of the production of nano microcrystalline sheet material |
| CN109485236A (en) * | 2018-10-11 | 2019-03-19 | 贵定县恒伟玻璃制品有限公司 | A kind of method of electric power heating glass |
| CN110922029A (en) * | 2019-12-17 | 2020-03-27 | 北京中创时代科技有限公司 | Kiln for mass production of continuous basalt fibers |
| CN113277706A (en) * | 2021-04-12 | 2021-08-20 | 姚树飞 | Special multi-bushing plate tank furnace for producing pure basalt fibers |
| CN113277706B (en) * | 2021-04-12 | 2024-01-05 | 姚树飞 | Special multi-bushing tank furnace for producing pure basalt fibers |
| CN114436503A (en) * | 2021-12-28 | 2022-05-06 | 秦皇岛弘华特种玻璃有限公司 | All-electric melting energy-saving melting furnace for producing borosilicate float glass, use method and product |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070314 Termination date: 20100420 |