CN107311431A - The compound temperature control system of the glass metal temperature difference in a kind of regulation material road - Google Patents
The compound temperature control system of the glass metal temperature difference in a kind of regulation material road Download PDFInfo
- Publication number
- CN107311431A CN107311431A CN201710592095.4A CN201710592095A CN107311431A CN 107311431 A CN107311431 A CN 107311431A CN 201710592095 A CN201710592095 A CN 201710592095A CN 107311431 A CN107311431 A CN 107311431A
- Authority
- CN
- China
- Prior art keywords
- temperature
- material road
- heating
- glass metal
- glass
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000011521 glass Substances 0.000 title claims abstract description 84
- 239000000463 material Substances 0.000 title claims abstract description 56
- 239000002184 metal Substances 0.000 title claims abstract description 54
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 54
- 150000001875 compounds Chemical class 0.000 title claims abstract description 14
- 238000010438 heat treatment Methods 0.000 claims abstract description 49
- 238000001816 cooling Methods 0.000 claims abstract description 44
- 239000007788 liquid Substances 0.000 claims abstract description 24
- 239000000112 cooling gas Substances 0.000 claims abstract description 6
- 238000005259 measurement Methods 0.000 claims abstract description 6
- 239000000110 cooling liquid Substances 0.000 claims abstract description 4
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 12
- 238000009413 insulation Methods 0.000 claims description 8
- 229910052697 platinum Inorganic materials 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 4
- 230000005855 radiation Effects 0.000 abstract description 4
- 239000011344 liquid material Substances 0.000 abstract 1
- 238000009826 distribution Methods 0.000 description 5
- 238000013475 authorization Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007323 disproportionation reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B7/00—Distributors for the molten glass; Means for taking-off charges of molten glass; Producing the gob, e.g. controlling the gob shape, weight or delivery tact
- C03B7/02—Forehearths, i.e. feeder channels
- C03B7/06—Means for thermal conditioning or controlling the temperature of the glass
- C03B7/07—Electric means
Abstract
The present invention provides a kind of compound temperature control system for adjusting the glass metal temperature difference in material road, including some separate heating systems and cooling system set along on the flow direction of glass metal;Heating system includes being located at the first temperature element of measurement temperature of glass liquid and the heating element heater heated to glass metal in material road;First temperature element and heating element heater, which are electrically connected to, can control the first temperature controller of heating-up temperature;Cooling system includes being located at the second temperature element of measurement temperature of glass liquid in material road, is centered around the flow controller of cooling liquid or gas flow in the cooling pipe around material road, and control cooling pipe;Second temperature element and flow controller, which are electrically connected to, can control the second temperature controller of chilling temperature.The present invention using heating and cooling combined control mode the temperature of glass metal is accurately controlled, solve glass metal in flow process caused by heat radiation circumference difference variation, it is ensured that temperature of glass liquid material road circumference be evenly distributed.
Description
Technical field
The present invention relates to the material road in flexible glass production field, the material road of temperature control particularly may be coextruded.
Background technology
Glass metal material road is melted between kiln and feed basin in glass, and its main function is to be sent to the glass metal of melting subsequently
Former in.When glass metal flows in material road, glass metal can peripherad environmental radiation go out substantial amounts of heat, so lead
Causing the temperature of glass metal can reduce.And the temperature of glass metal is not uniform reduction, the often glass liquid temperature at material road center
Degree can be higher than the temperature of the glass metal at material road, there is the larger temperature difference which results in glass metal in material road.In flexible glass
In the preparation of glass, the temperature homogeneity to glass metal requires high.The even glass metal of temperature distributing disproportionation can cause to prepare
Flexible glass there is number of drawbacks.
Authorization Notice No. devises a kind of platinum for reducing melten glass liquid temperature difference for CN201704191U Chinese patent
Channel design.According to Temperature Distribution principle of the melten glass liquid in material road, by the circle of prior art after reasonable computation
Platinum channel is changed to quadrangle, thus substantially reduces the temperature difference of material road center and peripheral glass metal.Although this method reduces
The temperature difference of glass metal, but the temperature difference of glass metal can not reasonably be controlled, it is impossible to ensure glass metal in material road
Temperature Distribution whether meet product molding condition, product defect may be produced.
Authorization Notice No. devises a kind of glass platinum with equal temperature function for CN203461952U Chinese patent and led to
Electrical heating flange on road.Link electrode plate both sides set phase flow velocity it is identical, flow to opposite cooling water pipe, accelerate
The cooling velocity of link electrode plate, it is ensured that link electrode plate is in good working order, but also can lead to glass metal
The circumferential uniformity of temperature profile in road, improves glass metal quality.But, the temperature of glass liquid after profit is heated in this way can not be obtained
To effective control, with the flowing of glass metal, glass metal can be gradually increased in the circumferential temperature difference, to last, the temperature of glass metal
Distribution cannot meet forming requirements.
The content of the invention
In order to solve the shortcoming pockety of temperature of glass liquid in material road, the present invention provides glass in a kind of regulation material road
The compound temperature control system of liquid temperature difference.
In order to solve the above-mentioned technical problem, its technical solution is:
The compound temperature control system of the glass metal temperature difference in a kind of regulation material road, including it is arranged on along in the direction of motion of glass metal material
Some separate heating systems and cooling system on road;
The heating system includes being located at the first temperature element that temperature of glass liquid is measured in material road and glass metal is heated
Heating element heater;First temperature element and the heating element heater, which are electrically connected to, can control the first temperature control of heating-up temperature
Device;
The cooling system includes being located at the second temperature element of measurement temperature of glass liquid in material road, is centered around cold around material road
But pipeline, and control the flow controller of cooling liquid or gas flow in cooling pipe;Second temperature element and institute
The second temperature controller of chilling temperature can be controlled by stating flow controller and being electrically connected to.
In the above-mentioned technical solutions, the first temperature element of the heating system at a certain position of material road obtains the heating system
The temperature value is compared by the temperature value of the glass metal at position, the first temperature controller with normal temperature value, if low
In standard value, heating element heater is heated to glass metal until the temperature of glass metal reaches standard value.At a certain position of material road
Second temperature element of cooling system obtains the temperature value of the glass metal at the cooling system position, second temperature controller
The temperature value is compared with normal temperature value, if higher than standard value, flow controller increases cooling gas in cooling pipe
Or the flow of liquid makes the temperature of glass metal reach standard value;If less than standard value, flow controller reduces cold in cooling pipe
But the flow of gas or liquid makes the temperature of glass metal reach standard value.The quantity of heating system and cooling system, and it is each
Section heating system and the length of cooling system can be determined according to site environment.It is this by the heating with feedback control function
System is separated with cooling system, separate arrangement so that the circumferential Temperature Distribution of glass metal is more uniform, and
And the temperature difference of glass metal can rationally be controlled, it is ensured that the temperature difference of glass metal will not change with flowing, improve
The quality of glass metal.
Further, the material road is externally provided with heat-insulation layer.
Further, the cooling pipe is arranged in heat-insulation layer.
Further, the cooling pipe is in the shape of a spiral.
Further, the heating element heater is evenly distributed on the inwall of material road, it is ensured that to the uniformity of glass liquid heating.
Further, the material road is made up of platinum, it is to avoid pollution of the material road material to glass metal.
Further, the heating system and the interlaced setting of cooling system, further ensure that the temperature difference of glass metal not
It can change with flowing.
The present invention can be accurately controlled the temperature of glass metal using heating and cooling combined control mode, solved
Determine glass metal circumferential difference variation caused by heat radiation in flow process, it is ensured that temperature of glass liquid is in circumferential point of material road
Cloth is uniform.
Brief description of the drawings
Fig. 1 is to be mounted with a kind of section view for adjusting the material road of the compound temperature control system of the glass metal temperature difference in material road of the present invention
Figure.
Fig. 2 is the scheme of installation of the heating element heater that is related in material road in the present invention, and heating element heater and transformer
Circuit connection diagram.
Fig. 3 is the scheme of installation for the cooling pipe being centered around in heat-insulation layer around material road being related in the present invention.
In figure:100. material road, 200. heating systems, 201. controllable silicons, 202. transformers, 203. first temperature controls
Device, 204. first temperature elements, 205. heating element heaters, 300. cooling systems, 301. second temperature elements, 302. second
Temperature controller, 303. flow controllers, 304. cooling pipes, 400. heat-insulation layers.
Embodiment
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description.
The compound temperature control system of the glass metal temperature difference in embodiment as shown in Figure 1 to Figure 3, a kind of regulation material road, including
Some separate heating systems 200 and cooling system in material road 100 are arranged on along on the flow direction of glass metal
300.And heating system 200 and the interlaced setting of cooling system 300.The quantity of heating system 200 and cooling system 300,
And each section of heating system 200 and the length of cooling system 300 can be determined according to site environment, Fig. 1 is exemplary to be set
4 heating zones and 3 cooling zones are put.
The material road 100 of the present embodiment is made up of platinum, it is to avoid pollution of the material road material to glass metal, the peripheral hardware of material road 100
There is heat-insulation layer 400.
Heating system 200 includes being located at the first temperature element 204 that temperature of glass liquid is measured in material road and glass metal is entered
The heating element heater 205 of row heating;First temperature element 204 and the heating element heater 205, which are electrically connected to, can control heating temperature
First temperature controller 203 of degree;Wherein, the heating element heater 205 is evenly distributed on the inwall of material road 100, for heating
The particular number of element 205 is simultaneously not construed as limiting, and is determined according to the actual requirements, the top being arranged in material road 100 exemplary Fig. 2
And bottom, and the electrode of top and bottom is just right.
Cooling system 300 includes being located at the second temperature element 301 of measurement temperature of glass liquid in material road 100, is centered around material
The flow controller of cooling liquid or gas flow in cooling pipe 304 around road 100, and control cooling pipe 304
303;Second temperature element 301 and the flow controller 303, which are electrically connected to, can control the second temperature control of chilling temperature
Device 302 processed.Wherein, cooling pipe 304 is arranged in heat-insulation layer 400 in the shape of a spiral.
Wherein, the first temperature element 204 and the second temperature element 301 can be thermocouple, and RTD can be also used certainly.
First temperature controller 203 and second temperature controller 302 can be single-chip microcomputer, or arm processor, certainly or with place
Manage other devices of control function.Heating element heater 205 is heating electrode.
The thermocouple of heating system 200 at a certain position of material road 100 obtains the glass at the heating system position
The temperature value is compared by the temperature value of liquid, the first temperature controller 203 with normal temperature value, if less than standard value, first
Temperature controller 203 is sent to controllable silicon 201 to be instructed to control transformer 202 to change the voltage of heating electrode 205 accordingly,
Thus control to heat heating of the electrode 205 to glass metal, until the temperature of glass metal reaches standard value.
The thermocouple of cooling system 300 at a certain position of material road 100 obtains the glass at the cooling system position
The temperature value is compared by the temperature value of liquid, second temperature controller 302 with normal temperature value, if higher than standard value, second
Temperature controller 302 flow controller 303 is sent instruction control flow amount controller 303 increase cooling pipe in cooling gas or
The flow of liquid makes the temperature of glass metal reach standard value;If less than standard value, flow controller 303 reduces cold in cooling pipe
But the flow of gas or liquid makes the temperature of glass metal reach standard value.
Using heating and cooling combined control mode, the temperature of glass metal can accurately be controlled, solve glass
Glass liquid circumferential difference variation caused by heat radiation in flow process, it is ensured that temperature of glass liquid is equal in the circumferential distribution of material road
It is even.
Claims (7)
1. a kind of compound temperature control system for adjusting the glass metal temperature difference in material road, it is characterised in that:Including the flowing along glass metal
Some separate heating systems (200) and cooling system (300) in material road (100) are arranged on direction;
The heating system (200) includes being located at the first temperature element (204) of the interior measurement temperature of glass liquid of material road (100) and right
The heating element heater (205) that glass metal is heated;First temperature element (204) and the heating element heater (205) electrical connection
To the first temperature controller (203) of heating-up temperature can be controlled;
The cooling system (300) includes being located at the second temperature element (301) of measurement temperature of glass liquid in material road (100), encloses
The cooling pipe (304) around material road is wound on, and controls the flow control of cooling pipe (304) interior cooling liquid or gas flow
Device (303) processed;Second temperature element (301) and the flow controller (303), which are electrically connected to, can control chilling temperature
Second temperature controller (302).
2. compound temperature control system according to claim 1, it is characterised in that:The material road (100) is externally provided with heat-insulation layer
(400)。
3. compound temperature control system according to claim 2, it is characterised in that:The cooling pipe (304) is arranged on insulation
In layer (400).
4. the compound temperature control system according to claim 1-3 any claim, it is characterised in that:The cooling pipe
(304) in the shape of a spiral.
5. compound temperature control system according to claim 1, it is characterised in that:The heating element heater (205) is evenly distributed on
On the inwall of material road (100).
6. compound temperature control system according to claim 1, it is characterised in that:The material road (100) is made up of platinum.
7. compound temperature control system according to claim 1, it is characterised in that:The heating system (200) and cooling system
(300) it is interlaced to set.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710592095.4A CN107311431A (en) | 2017-07-19 | 2017-07-19 | The compound temperature control system of the glass metal temperature difference in a kind of regulation material road |
Applications Claiming Priority (1)
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---|---|---|---|
CN201710592095.4A CN107311431A (en) | 2017-07-19 | 2017-07-19 | The compound temperature control system of the glass metal temperature difference in a kind of regulation material road |
Publications (1)
Publication Number | Publication Date |
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CN107311431A true CN107311431A (en) | 2017-11-03 |
Family
ID=60178784
Family Applications (1)
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CN201710592095.4A Pending CN107311431A (en) | 2017-07-19 | 2017-07-19 | The compound temperature control system of the glass metal temperature difference in a kind of regulation material road |
Country Status (1)
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CN (1) | CN107311431A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110304814A (en) * | 2019-07-12 | 2019-10-08 | 彩虹(合肥)液晶玻璃有限公司 | A kind of feed heat-exchanger rig and feeding system |
CN110342786A (en) * | 2019-07-08 | 2019-10-18 | 东旭(锦州)精密光电科技有限公司 | Platinum channel |
CN112551866A (en) * | 2020-12-14 | 2021-03-26 | 成都中光电科技有限公司 | TFT-LCD platinum channel flow control method, device and storage medium |
CN113880401A (en) * | 2021-11-01 | 2022-01-04 | 徐伟刚 | Constant temperature control system for glass product material channel |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113880401A (en) * | 2021-11-01 | 2022-01-04 | 徐伟刚 | Constant temperature control system for glass product material channel |
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PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20171103 |