CN110028225A - Electric boosting system suitable for the fusing of high alumina special glass - Google Patents

Electric boosting system suitable for the fusing of high alumina special glass Download PDF

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Publication number
CN110028225A
CN110028225A CN201910342303.4A CN201910342303A CN110028225A CN 110028225 A CN110028225 A CN 110028225A CN 201910342303 A CN201910342303 A CN 201910342303A CN 110028225 A CN110028225 A CN 110028225A
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CN
China
Prior art keywords
electrode
vertical
glass
fusing
insert
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Pending
Application number
CN201910342303.4A
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Chinese (zh)
Inventor
陈�峰
白一波
姜宏
有学军
边晓军
李铭涵
韩凯荣
王素蓉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chongqing Aureavia Hi Tech Glass Co Ltd
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Chongqing Aureavia Hi Tech Glass Co Ltd
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Application filed by Chongqing Aureavia Hi Tech Glass Co Ltd filed Critical Chongqing Aureavia Hi Tech Glass Co Ltd
Priority to CN201910342303.4A priority Critical patent/CN110028225A/en
Publication of CN110028225A publication Critical patent/CN110028225A/en
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    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B5/00Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
    • C03B5/02Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating
    • C03B5/027Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating by passing an electric current between electrodes immersed in the glass bath, i.e. by direct resistance heating
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B5/00Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
    • C03B5/16Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
    • C03B5/18Stirring devices; Homogenisation
    • C03B5/183Stirring devices; Homogenisation using thermal means, e.g. for creating convection currents
    • C03B5/185Electric means

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Glass Compositions (AREA)

Abstract

The invention discloses a kind of electric boosting systems suitable for the fusing of high alumina special glass, including molten cellar, the molten cellar includes material charging region, fusion zone, Re Baqu, settling section and channel region, at least one set of vertical-insert electrode is respectively and fixedly provided in the material charging region, fusion zone, Re Baqu, settling section inner bottom wall, at least one set of side intercalative electrode is fixed in the side wall of the channel region, the vertical-insert electrode insertion depth of metal is 300-600mm, and the side intercalative electrode insertion depth of metal is 100-200mm.Setting of the invention is reasonable, it is under same consumption energy, be conducive to improve the yield of glass, advantageously account for the technical deficiency of infusibilized high-temp high-viscosity glass, difficult clarification and difficult homogenizing, improve the fusing effect of high lead glass, improve glass melting efficiency and Forming Quality, strong applicability and practicability is good.

Description

Electric boosting system suitable for the fusing of high alumina special glass
Technical field
The invention belongs to glass melting technical fields, and in particular to a kind of electric boosting system suitable for the fusing of high alumina special glass System.
Background technique
Glass electric fluxing technique functions are gradually answered the 1950s derived from the U.S. early in the twentieth century with molybdenum electrode With, electric boosting system is rapidly developed, and initial electric boosting system is mainly applied to glass bottle and jar melting furnaces, and with technology Be constantly progressive, gradually derive the electric boosting melting furnaces that can be applied to most of type.
Glass electric fluxing is that electric energy is input in glass melter by electrode assembly, since melten glass liquid contains alkali Metal ion, therefore conductive energy.When electric current passes through electrode and glass metal, electrode and glass metal will form circuit, melt Melt state glass metal therefore generate Joule heat, glass metal is heated.
Since electric boosting system is using glass metal resistance as the electric conductor for generating joule heating effect, so electric boosting glass The energy utilization efficiency of glass melting furnaces will be much higher than pure flame glass melter.In addition, electric boosting glass melter can flexible modulation glass Liquid temperature mitigates influence of the Fire Radiation to refractory material, controls glass metal convection current, reinforce the clarification and homogenization of glass metal, can The quality and yield of glass metal are significantly improved, extends kiln service life, compared with pure flame melting furnaces, effect is obvious.
Use the glass melter of electric boosting system based on Bottle & Can and float flat glass at present, float flat glass production In, mainly based on common sodium calcium silicon or middle aluminium (aluminium content < 10%) plate glass, and (aluminium contains for highly viscous high alumina Measure > 15%) glass applications are relatively fewer, and without successful case.Due to the stringency and particularity of high lead glass, lead to glass It is more difficult to melt clarifying and homogenizing, it is suitable to melt electric heating auxiliary system position and power temperature distribution, it can be obviously improved The elimination for the defects of glass metal Convection states improve glass metal clarification and homogenization, are conducive to glass blister and striped.
Summary of the invention
The object of the present invention is to provide a kind of electric boosting systems suitable for the fusing of high alumina special glass, it is intended to it is molten to improve glass Change efficiency and Forming Quality.
The technical solution for realizing the object of the invention is a kind of electric boosting system suitable for the fusing of high alumina special glass, including molten Cellar, the molten cellar includes material charging region, fusion zone, Re Baqu, settling section and channel region, in the material charging region, fusion zone, Re Ba It is respectively and fixedly provided at least one set of vertical-insert electrode in area, settling section inner bottom wall, is fixed at least one set of side in the side wall of the channel region Intercalative electrode, the vertical-insert electrode insertion depth of metal is 300-600mm, and the side intercalative electrode insertion depth of metal is 100- 200mm。
Containing electrode monomer in every group of vertical-insert electrode of the material charging region is four, is fixed on the bottom wall of the material charging region Two groups of vertical-insert electrodes.
The quantity containing electrode monomer is the bottom wall of four and the fusion zone in every group of vertical-insert electrode of the fusion zone On be fixed with three groups of vertical-insert electrodes.
The quantity containing electrode monomer is the bottom in 12 and the area Re Ba in every group of vertical-insert electrode in the area Re Ba It is fixed with two groups of vertical-insert electrodes on wall, bubbler is fixed on the bottom wall in the area Re Ba, the bubbler is arranged in Re Ba Fusion zone side is leaned in front of the vertical-insert electrode in area.
The quantity containing electrode monomer is the bottom wall of four and the settling section in every group of vertical-insert electrode of the settling section On be fixed with three groups of vertical-insert electrodes.
The quantity of electrode monomer is three in every group of side intercalative electrode of the channel region, is fixed on the side wall of channel region Two groups of side intercalative electrodes and two groups of side intercalative electrodes are symmetrical arranged.
Control switch is individually fixed on every group of vertical-insert electrode, every group of side intercalative electrode is individually fixed with regulating switch.
The electrode monomer of vertical-insert electrode is molybdenum electrode.
The present invention has the effect of positive: setting of the invention is reasonable, under same consumption energy, is conducive to improve glass Yield, and by the way that at least one set of vertical-insert electrode is arranged in different regions in molten cellar, advantageously account for high-temp high-viscosity glass Glass is infusibilized, the technical deficiency of difficult clarification and difficult homogenizing, and passes through Different electrodes position and subregion, effectively control different subregions The horizontal and vertical temperature difference of glass metal, adjusts glass metal convection current, and the production reflux and molding reflux of reinforcing glass liquid improve high alumina glass The fusing effect of glass, improves glass melting efficiency and Forming Quality, strong applicability and practicability is good.
Detailed description of the invention
In order to make the content of the present invention more clearly understood, right below according to specific embodiment and in conjunction with attached drawing The present invention is described in further detail, in which:
Fig. 1 is side structure schematic view of the invention;
Fig. 2 is overlooking structure diagram of the invention.
Specific embodiment
(embodiment 1)
Fig. 1 and Fig. 2 shows a kind of specific embodiment of the invention, and wherein Fig. 1 is that side view structure of the invention is illustrated Figure;Fig. 2 is overlooking structure diagram of the invention.
See that Fig. 1 and Fig. 2, a kind of electric boosting system suitable for the fusing of high alumina special glass, including molten cellar, the molten cellar include Material charging region 1, fusion zone 2, the area Re Ba 3, settling section 4 and channel region 5, in the material charging region, fusion zone, Re Baqu, settling section It is respectively and fixedly provided at least one set of vertical-insert electrode 6 on bottom wall, is fixed at least one set of side intercalative electrode 7, institute in the side wall of the channel region Stating vertical-insert electrode insertion depth of metal is 300-600mm, and the side intercalative electrode insertion depth of metal is 100-200mm.
Containing electrode monomer in every group of vertical-insert electrode of the material charging region is four, is fixed on the bottom wall of the material charging region Two groups of vertical-insert electrodes.
The quantity containing electrode monomer is the bottom wall of four and the fusion zone in every group of vertical-insert electrode of the fusion zone On be fixed with three groups of vertical-insert electrodes.
The quantity containing electrode monomer is the bottom in 12 and the area Re Ba in every group of vertical-insert electrode in the area Re Ba It is fixed with two groups of vertical-insert electrodes on wall, bubbler 8 is fixed on the bottom wall in the area Re Ba, the bubbler is arranged in Re Ba Fusion zone side is leaned in front of the vertical-insert electrode in area.
The quantity containing electrode monomer is the bottom wall of four and the settling section in every group of vertical-insert electrode of the settling section On be fixed with three groups of vertical-insert electrodes.
The quantity of electrode monomer is three in every group of side intercalative electrode of the channel region, is fixed on the side wall of channel region Two groups of side intercalative electrodes and two groups of side intercalative electrodes are symmetrical arranged.
Control switch is individually fixed on every group of vertical-insert electrode, every group of side intercalative electrode is individually fixed with regulating switch.
The electrode monomer of vertical-insert electrode is molybdenum electrode.
In embodiment, batch feeding port puts into material charging region by spiral feeder, and the material heap into molten cellar is fused into Glass metal, and the vertical-insert electrode of material charging region is located at the lower part of material heap, to fritting batch, improves the burn-off rate of batch, Fusion zone vertical-insert electrode is used to accelerate the fusing of batch, and the vertical-insert electrode in the area Re Ba is located on the bank of cellar, is used for unexpected hot spot Temperature, the vertical-insert electrode of settling section are used for auxiliary glass liquid clarifying and homogenizing, and the glass metal after clarified homogenizing passes through channel region shape Enter channel outlet, non-conjunction of the top with dross or bubble at grade glass liquid, and by the side intercalative electrode heating in channel Lattice glass metal enters run-off outflow through water conservancy diversion.
The material heap for entering melting furnaces through feeding port, under the dual-heated of hot spot reflux and bottom of pond electrode, entrance is primary melting, After the glass metal of hot spot reflux transfers heat to material heap, temperature is reduced, and density becomes larger, and then sinks to glass metal bottom, the bottom of through After intercalative electrode heating, hot spot reflux is participated in, material charging region vertical-insert electrode uses and controls the fritting effect that can enhance batch, mentions High melt flow, viscosity increases caused by avoiding glass metal from reducing because of temperature, influences to flow back, is conducive to high alumina high-viscosity glass The fusing of liquid and the raising of yield;During unfused complete glass metal advances, in flame and fusion zone vertical-insert electrode Under effect, accelerate fusing, form froth zone, the region that material heap is gradually reduced and disappears, the setting of this area electrodes can accelerate glass The fusing of glass liquid.
The material heap gradually melted, reaction disappears completely before hot spot region, and two rows of electrodes are arranged in hot zone vertical-insert electrode, uses To protrude hot(test)-spot temperature, vertical temperature difference is formed, reinforces reflux, the vertical-insert electrode in the area Re Ba is located on weir, in vertical-insert electrode Front end is arranged row's bubbler and stirs glass metal, the cold glass metal that bottom of pond front end is flowed back rolls to table for bloating bubble Face continues to participate in reflux after electrode and flame heating, and uniform agitation and the clarification of subsequent glass metal for being conducive to glass metal are equal Change, avoids running and expect.Bubbler is the conventional structure of the prior art.
Hot spot region glass metal a part participates in the reflux that feeds intake, and another part enters settling section and participates in molding stream, clarifying basin Vertical-insert electrode is set, temperature of glass liquid is improved, reduces viscosity, is conducive to the discharge of glass clarifying bubble and strip flaw, is homogenized Glass metal afterwards enters dog-hole, and gradually the cooling channel outlet that enters participates in molding after the heating of the side intercalative electrode in channel.
In specific implementation case, by realizing stability contorting glass metal bottom of pond temperature to each independent partitions independent control, Vertical temperature difference is controlled, stabilized glass liquid stream is dynamic, and the high alumina glass product that final production mass is excellent: its data parameters is such as Under:
Finally to glass plate (be subject to 1.8mm plate glass) for statistical analysis, performance test, defective data and property Energy data are as follows:
Setting of the invention is reasonable, under same consumption energy, is conducive to the yield for improving glass, and by molten cellar At least one set of vertical-insert electrode is set in different regions, advantageously account for infusibilized high-temp high-viscosity glass, difficult clarification and it is difficult The technical deficiency of change, and by Different electrodes position and subregion, the horizontal and vertical temperature difference of different subregions glass metal is effectively controlled, Glass metal convection current is adjusted, the production reflux and molding reflux of reinforcing glass liquid improve the fusing effect of high lead glass, improve glass Glass melting efficiency and Forming Quality, strong applicability and practicability are good.
Obviously, the above embodiment of the present invention be only to clearly illustrate example of the present invention, and not be pair The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.And these Belong to the obvious changes or variations that connotation of the invention is extended out and still falls within protection scope of the present invention.

Claims (8)

1. a kind of electric boosting system suitable for the fusing of high alumina special glass, including molten cellar, the molten cellar includes material charging region, fusing Area, Re Baqu, settling section and channel region, it is characterised in that: in the material charging region, fusion zone, Re Baqu, settling section inner bottom wall It is respectively and fixedly provided at least one set of vertical-insert electrode, is fixed at least one set of side intercalative electrode, the bottom plug-in in the side wall of the channel region It is 300-600mm that depth of metal is inserted into pole, and the side intercalative electrode insertion depth of metal is 100-200mm.
2. the electric boosting system according to claim 1 suitable for the fusing of high alumina special glass, it is characterised in that: described to feed intake Containing electrode monomer in every group of vertical-insert electrode in area is four, is fixed with two groups of vertical-insert electrodes on the bottom wall of the material charging region.
3. the electric boosting system according to claim 2 suitable for the fusing of high alumina special glass, it is characterised in that: the fusing The quantity containing electrode monomer is to be fixed with three groups of bottoms on four and the bottom wall of the fusion zone to insert in every group of vertical-insert electrode in area Electrode.
4. the electric boosting system according to claim 3 suitable for the fusing of high alumina special glass, it is characterised in that: the hot dam The quantity containing electrode monomer is to be fixed with two groups of bottoms on 12 and the bottom wall in the area Re Ba in every group of vertical-insert electrode in area Intercalative electrode, is fixed with bubbler on the bottom wall in the area Re Ba, and the bubbler is arranged in front of the vertical-insert electrode in the area Re Ba By fusion zone side.
5. the electric boosting system according to claim 4 suitable for the fusing of high alumina special glass, it is characterised in that: the clarification The quantity containing electrode monomer is to be fixed with three groups of bottoms on four and the bottom wall of the settling section to insert in every group of vertical-insert electrode in area Electrode.
6. the electric boosting system according to claim 5 suitable for the fusing of high alumina special glass, it is characterised in that: the channel The quantity of electrode monomer is three in every group of side intercalative electrode in area, and two groups of side intercalative electrodes and two are fixed on the side wall of channel region Group side intercalative electrode is symmetrical arranged.
7. being suitable for the electric boosting system of high alumina special glass fusing according to any one of claim 2 to claim 6 System, it is characterised in that: control switch is individually fixed on every group of vertical-insert electrode, every group of side intercalative electrode is individually fixed with adjusting Switch.
8. the electric boosting system according to claim 7 suitable for the fusing of high alumina special glass, it is characterised in that: vertical-insert electrode Electrode monomer be molybdenum electrode.
CN201910342303.4A 2019-04-26 2019-04-26 Electric boosting system suitable for the fusing of high alumina special glass Pending CN110028225A (en)

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CN112777919A (en) * 2020-12-28 2021-05-11 彩虹显示器件股份有限公司 Advanced substrate glass melting device and method
CN115340287A (en) * 2022-07-28 2022-11-15 陕西彩虹工业智能科技有限公司 Kiln for advanced substrate glass and production method
CN115403247A (en) * 2022-04-29 2022-11-29 重庆鑫景特种玻璃有限公司 Smelting furnace structure and glass production line
CN115594386A (en) * 2022-08-30 2023-01-13 北京天和药玻科技有限公司(Cn) Electric boosting system of glass kiln
CN118270965A (en) * 2024-05-31 2024-07-02 耀华(洛阳)玻璃有限公司 Glass melting furnace molten glass defoaming method

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112777919A (en) * 2020-12-28 2021-05-11 彩虹显示器件股份有限公司 Advanced substrate glass melting device and method
CN112777919B (en) * 2020-12-28 2023-05-16 彩虹显示器件股份有限公司 High-generation substrate glass melting device and method
CN115403247A (en) * 2022-04-29 2022-11-29 重庆鑫景特种玻璃有限公司 Smelting furnace structure and glass production line
CN115340287A (en) * 2022-07-28 2022-11-15 陕西彩虹工业智能科技有限公司 Kiln for advanced substrate glass and production method
CN115594386A (en) * 2022-08-30 2023-01-13 北京天和药玻科技有限公司(Cn) Electric boosting system of glass kiln
CN118270965A (en) * 2024-05-31 2024-07-02 耀华(洛阳)玻璃有限公司 Glass melting furnace molten glass defoaming method

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