CN206014649U - Glass substrate kiln temperature control system - Google Patents
Glass substrate kiln temperature control system Download PDFInfo
- Publication number
- CN206014649U CN206014649U CN201621045744.6U CN201621045744U CN206014649U CN 206014649 U CN206014649 U CN 206014649U CN 201621045744 U CN201621045744 U CN 201621045744U CN 206014649 U CN206014649 U CN 206014649U
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- Prior art keywords
- kiln
- temperature
- glass substrate
- control system
- controller
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- 239000011521 glass Substances 0.000 title claims abstract description 40
- 239000000758 substrate Substances 0.000 title claims abstract description 33
- 238000001514 detection method Methods 0.000 claims abstract description 33
- 238000010438 heat treatment Methods 0.000 claims abstract description 18
- 230000001276 controlling effect Effects 0.000 claims abstract description 8
- 230000001105 regulatory effect Effects 0.000 claims abstract description 8
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 15
- 239000000567 combustion gas Substances 0.000 claims description 9
- 239000007921 spray Substances 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000011897 real-time detection Methods 0.000 abstract description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 230000007547 defect Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000010485 coping Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
It relates to a kind of glass substrate kiln temperature control system, including for detecting first detection means (11) of furnace bottom (1) temperature of kiln and for controlling the controller of the kiln temperature and for heating the heater of the furnace bottom (1) temperature, first detection means (11) are electrically connected with the controller, and the controller is electrically connected with the heater.Using the bottom temperature of the first detection means real-time detection kiln, and controller is fed back to, the heating power of controller control heater ensures the bottom temperature of kiln with the temperature at this regulating stove bottom with this, the molten matter quality of glass substrate is controlled well, it is ensured that the production quality of glass substrate.
Description
Technical field
A kind of it relates to glass substrate kiln temperature control field, in particular it relates to glass substrate kiln temperature control
System processed.
Background technology
In order to better meet the demand of modern liquid crystal glass displays, for the production quality of glass substrate be also required to into
One step is lifted, and the molding for controlling production glass substrate is responsible for by glass substrate kiln, and in prior art, glass furnace is generally only upper
Portion is heated to vitreous humour using rifle is burnt, and traditional glass substrate kiln uses natural gas and air burning, in kiln
Portion introduces a large amount of nitrogen, and this part nitrogen heats up needs substantial amounts of energy, and when causing to burn, temperature is relatively low, in addition, due to
Heating-up temperature is limited, causes vitreous humour bottom temp too low, easily forms the glass such as bubble, striped, plethora on the glass substrate
Defect, and the control action of key is played in the control of kiln temperature to glass substrate defect.
Utility model content
The purpose of the disclosure is to provide a kind of glass substrate kiln temperature control system, and the control system being capable of effective control
Kiln temperature.
To achieve these goals, the disclosure provides a kind of glass substrate kiln temperature control system, including for detecting
First detection means of the bottom temperature of kiln and for controlling the controller of the kiln temperature and for heating the stove
The heater of bottom temperature, the detection means are electrically connected with the controller, and the controller is electrically connected with the heater
Connect.
Alternatively, first detection means includes multiple temperature sensors, and the plurality of temperature sensor is along the kiln
The length direction arranged for interval of furnace bottom.
Alternatively, the temperature sensor be thermocouple, multiple thermocouples along the furnace bottom length direction uniform between
Every arrangement.
Alternatively, the control system also includes that the display screen electrically connected with the controller, the display screen are used for showing
The kiln internal temperature.
Alternatively, the heater includes electrode heater, and the electrode heater is installed on inside the furnace bottom, with
In the vitreous humour for heating the furnace bottom.
Alternatively, the heater also includes thermostat units, and the thermostat units include power regulating eqiupment and transformator, the tune
Work(device is transmitted to the power of the transformator for adjusting, and the transformator is used for the electricity for adjusting the output to the electrode heater
Stream.
Alternatively, the control system also includes being arranged on the arch top of the kiln and for detecting the coping temperature
Second detection device, and the outer wall of the kiln is provided with multiple burning muzzle, the burning between the furnace bottom and the arch top
It is provided with muzzle for heating the burning gun apparatus of the kiln, the second detection device is electrically connected with the controller, institute
State controller to electrically connect with the burning gun apparatus.
Alternatively, the second detection device is temperature sensor.
Alternatively, the burning gun apparatus include that pure oxygen burns rifle and allocation unit, and the allocation unit includes combustion gas distribution control
Disk processed, the combustion gas distribution control panel are electrically connected with the controller and burn the spray degree of rifle, the pure oxygen for controlling the pure oxygen
Burn rifle the burning muzzle is installed to for the heating kiln.
The beneficial effect of the disclosure is：Using the bottom temperature of the first detection means real-time detection kiln, and feed back to control
Device processed, controller just can control heater for the adjustment of the heating state of the vitreous humour of furnace bottom, ensure kiln with this
Bottom temperature, controls the molten matter quality of glass substrate, it is ensured that the production quality of glass substrate well.
Other feature and advantage of the disclosure will be described in detail in subsequent specific embodiment part.
Description of the drawings
Accompanying drawing is for providing further understanding of the disclosure, and constitutes the part of description, with following tool
Body embodiment is used for explaining the disclosure together, but does not constitute restriction of this disclosure.In the accompanying drawings：
Fig. 1 is the structure chart (controller not shown in which) of the control system of the disclosure
Fig. 2 is the control system block diagram that the disclosure is provided.
Description of reference numerals
1 furnace bottom, 2 arch top
11 first detection means, 21 second detection device
3 vitreous humour 4 burns muzzle
Specific embodiment
It is described in detail below in conjunction with accompanying drawing specific embodiment of this disclosure.It should be appreciated that this place is retouched
The specific embodiment that states is merely to illustrate and explains the disclosure, is not limited to the disclosure.
As shown in figure 1, the disclosure provides a kind of glass substrate kiln temperature control system, including for detecting the stove of kiln
First detection means 11 of 1 temperature of bottom and for controlling the controller of kiln temperature and heating for 1 temperature of heating furnace bottom
Device, detection means are electrically connected with the controller, and controller is electrically connected with heater.
In glass substrate production technology, the temperature control of the furnace bottom 1 of kiln is even more important.Therefore, in present embodiment
In, furnace bottom can be provided with the heater for heating furnace bottom 1, improve the temperature of the vitreous humour of furnace bottom 1, while for reality
When detect the temperature of furnace bottom 1, the first detection means 11 can be set in furnace bottom 1, and first detection means 11 will can examine
The temperature signal of survey feeds back to controller in time, and controller can be controlled after obtaining temperature signal for 1 temperature of heating furnace bottom
Heater.That is, by controlling the heating power of heater with the temperature at this regulating stove bottom 1, it is ensured that the heating temperature of furnace bottom 1
Degree, it is to avoid 3 temperature of vitreous humour of furnace bottom 1 is too low, and forms the glass defects such as bubble, striped, plethora on the glass substrate, it is ensured that
The production quality of glass substrate.Wherein controller can be PLC, and can be in preset first temperature threshold in controller
Value, when the bottom temperature that the first detection means 11 is detected is less than first temperature threshold, then sends control to heater
Signal, to control heater work.
Specifically, the first detection means 11 includes multiple temperature sensors, length of the plurality of temperature sensor along furnace bottom 1
Direction arranged for interval.That is, temperature signal is transferred to control by the temperature at each position of multiple temperature sensor detection furnace bottoms 1
Device so that the temperature signal of detection is more accurate.
In the present embodiment, temperature sensor can be thermocouple, multiple thermocouples along 1 length direction of furnace bottom uniform between
Every arrangement.That is, the meansigma methodss of the temperature for being detected by multiple thermocouples participating in temperature control, more accurately.And thermocouple is surveyed
Warm wide ranges, Performance comparision are stable；High precision, thermocouple and measurand directly contact is measured, is not affected by intermediate medium.
Specifically, heater includes electrode heater, and the electrode heater is installed on inside furnace bottom 1, for heating
The vitreous humour 3 of furnace bottom 1.In other words, vitreous humour 3 is heated to vitreous humour 3 as resistance using electrode heater, can
The purpose of the temperature of control vitreous humour 3 is directly and quickly reached.
In addition, heater also includes thermostat units, the thermostat units include that power regulating eqiupment and transformator, power regulating eqiupment are used for adjusting
Section is transmitted to the power of transformator, and transformator is used for the electric current for adjusting the output to electrode heater.That is, adjusted by controller control
Work(device is transferred to the power of transformator so that the output current of transformator is effectively controlled, and is realized for being loaded into glass with this
The adjustment of the electric current on glass liquid 3, reaches the purpose of the temperature of the vitreous humour 3 of control furnace bottom 1.
In order to further ensure that the temperature control of kiln, control system also include the arch top 2 for being arranged on kiln and be used for
The second detection device 21 of 2 temperature of detection arch top, and the outer wall of kiln is provided with multiple burning rifles between furnace bottom 1 and arch top 2
Mouth 4, is provided with the burning gun apparatus for heating kiln on the burning muzzle 4, second detection device 21 is electrically connected with the controller, control
Device is electrically connected with gun apparatus are burnt.That is, by the real-time detection of second detection device 21, and detection signal is transferred to controller,
Controller can then control burning gun apparatus and kiln is internally heated.For example, second temperature threshold can be provided with controller
Value, when the in-furnace temperature that second detection device 21 is detected is less than the second temperature threshold value, then sends control to burning gun apparatus
Signal, to control to burn gun apparatus work.
Specifically, second detection device 21 can be multiple temperature sensors, and the length direction along arch top 2 is spaced cloth
Put.It is it is possible to further for evenly spaced multiple temperature sensors, average by the temperature weighted of multiple temperature sensors,
So that the temperature signal for being transferred to controller is more accurate.
In order to ensure temperature when burning gun burner, it is to avoid a large amount of nitrogen are introduced inside kiln, in the present embodiment, burn rifle
Device includes that pure oxygen burns rifle and allocation unit, and the allocation unit includes combustion gas distribution control panel, combustion gas distribution control panel with
Controller electrically connects and burns for controlling pure oxygen the spray degree of rifle, and pure oxygen burns rifle and is installed to burning muzzle 4 for heating kiln.Pass through
Rifle is burnt using pure oxygen, it is ensured that ignition temperature is higher, and by controller for the control of combustion gas distribution plate, combustion gas distributes
Disk can control the pure oxygen of each branch and burn rifle, enabling control the different ignition temperatures that each pure oxygen burns rifle, it is to avoid energy
The waste in source.It should be noted that spray degree refers to that pure oxygen burns the ignition temperature of the flame that rifle sprays, pure oxygen burns rifle by combustion gas point
Fuel and oxygen with control panel distribution is fully burnt, and kiln is heated, and how much direct the distribution of fuel and oxygen is
Have impact on the height that each pure oxygen burns the ignition temperature of the flame that rifle sprays.
The temperature that staff is checked inside kiln for convenience, in the present embodiment, control system also includes and control
The display screen of device electrical connection processed, the display screen are used for showing kiln internal temperature.So, by the display of display screen, can be with
Solution kiln internal temperature, convenient and swift.
To sum up, the disclosure provides a kind of glass substrate kiln temperature control system, by arranging heater in furnace bottom, and
By the effective control of control system with the temperature at this regulating stove bottom, it is ensured that the heating-up temperature of furnace bottom, it is to avoid the vitreous humour of furnace bottom
Temperature is too low, and forms the glass defects such as bubble, striped, plethora on the glass substrate, it is ensured that the production quality of glass substrate.
Above in association with the preferred implementation that the disclosure described in detail by accompanying drawing, but, the disclosure is not limited to above-mentioned reality
The detail in mode is applied, in the range of the technology design of the disclosure, multiple letters can be carried out with technical scheme of this disclosure
Monotropic type, these simple variants belong to the protection domain of the disclosure.
It is further to note that each particular technique feature described in above-mentioned specific embodiment, in not lance
In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the disclosure to various can
The compound mode of energy is no longer separately illustrated.
Additionally, combination in any can also be carried out between a variety of embodiments of the disclosure, as long as which is without prejudice to this
Disclosed thought, its should equally be considered as disclosure disclosure of that.
Claims (9)
1. a kind of glass substrate kiln temperature control system, it is characterised in that include for detecting furnace bottom (1) temperature of kiln
First detection means (11) and for control the kiln temperature controller and for heat the furnace bottom (1) temperature plus
Thermal, the first detection means (11) are electrically connected with the controller, and the controller is electrically connected with the heater.
2. glass substrate kiln temperature control system according to claim 1, it is characterised in that first detection means
(11) multiple temperature sensors, length direction arranged for interval of the plurality of temperature sensor along the furnace bottom (1) are included.
3. glass substrate kiln temperature control system according to claim 2, it is characterised in that the temperature sensor is
Thermocouple, multiple thermocouples are arranged along the furnace bottom (1) length direction uniform intervals.
4. glass substrate kiln temperature control system according to claim 1, it is characterised in that the heater includes
Electrode heater, the electrode heater are installed on the furnace bottom (1) inside, for heating the vitreous humour of furnace bottom (1)
(3).
5. glass substrate kiln temperature control system according to claim 4, it is characterised in that the heater is also wrapped
Thermostat units are included, the thermostat units include that power regulating eqiupment and transformator, the power regulating eqiupment are transmitted to the transformator for adjusting
Power, the transformator are used for the electric current for adjusting the output to the electrode heater.
6. glass substrate kiln temperature control system according to claim 1, it is characterised in that the control system is also wrapped
The arch top (2) and the second detection device (21) for detecting arch top (2) temperature for being arranged on the kiln is included, and described
The outer wall of kiln is provided with multiple burnings muzzle (4) between the furnace bottom (1) and the arch top (2), and the burning muzzle (4) is upper to be installed
Have for heating the burning gun apparatus of the kiln, second detection device (21) are electrically connected with the controller, the control
Device is electrically connected with the burning gun apparatus.
7. glass substrate kiln temperature control system according to claim 6, it is characterised in that the second detection device
(21) it is the spaced temperature sensor of multiple length directions along arch top (2).
8. glass substrate kiln temperature control system according to claim 6, it is characterised in that the burning gun apparatus include
Pure oxygen burns rifle and allocation unit, and the allocation unit includes combustion gas distribution control panel, the combustion gas distribution control panel and the control
Device electrically connects and burns for controlling the pure oxygen spray degree of rifle, the pure oxygen burn rifle be installed to burning muzzle (4) for plus
The heat kiln.
9. glass substrate kiln temperature control system according to claim 1, it is characterised in that the control system is also wrapped
The display screen electrically connected with the controller is included, the display screen is used for showing the kiln internal temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621045744.6U CN206014649U (en) | 2016-09-08 | 2016-09-08 | Glass substrate kiln temperature control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621045744.6U CN206014649U (en) | 2016-09-08 | 2016-09-08 | Glass substrate kiln temperature control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206014649U true CN206014649U (en) | 2017-03-15 |
Family
ID=58259924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621045744.6U Active CN206014649U (en) | 2016-09-08 | 2016-09-08 | Glass substrate kiln temperature control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206014649U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108947207A (en) * | 2018-07-18 | 2018-12-07 | 东旭科技集团有限公司 | Glass melting process |
| CN109336363A (en) * | 2018-11-01 | 2019-02-15 | 东旭科技集团有限公司 | Glass melting process |
| CN109721222A (en) * | 2019-02-19 | 2019-05-07 | 东旭科技集团有限公司 | The control method of glass furnace and glass furnace |
| CN110407440A (en) * | 2018-04-26 | 2019-11-05 | 东旭科技集团有限公司 | Kiln and the glass melting process implemented using the kiln |
| CN111362563A (en) * | 2020-03-30 | 2020-07-03 | 郑州旭飞光电科技有限公司 | Monitoring device and method for glass kiln |
| CN115159814A (en) * | 2022-06-28 | 2022-10-11 | 河北光兴半导体技术有限公司 | Kiln unloading method |
| CN116750951A (en) * | 2023-05-29 | 2023-09-15 | 湖北华强日用玻璃有限公司 | Method for oxygen-free baking of glass kiln |
-
2016
- 2016-09-08 CN CN201621045744.6U patent/CN206014649U/en active Active
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110407440A (en) * | 2018-04-26 | 2019-11-05 | 东旭科技集团有限公司 | Kiln and the glass melting process implemented using the kiln |
| CN108947207A (en) * | 2018-07-18 | 2018-12-07 | 东旭科技集团有限公司 | Glass melting process |
| CN108947207B (en) * | 2018-07-18 | 2021-09-07 | 东旭光电科技股份有限公司 | Glass melting method |
| CN109336363A (en) * | 2018-11-01 | 2019-02-15 | 东旭科技集团有限公司 | Glass melting process |
| CN109336363B (en) * | 2018-11-01 | 2022-04-01 | 东旭光电科技股份有限公司 | Glass melting method |
| CN109721222A (en) * | 2019-02-19 | 2019-05-07 | 东旭科技集团有限公司 | The control method of glass furnace and glass furnace |
| CN109721222B (en) * | 2019-02-19 | 2022-03-04 | 东旭光电科技股份有限公司 | Glass kiln and control method thereof |
| CN111362563A (en) * | 2020-03-30 | 2020-07-03 | 郑州旭飞光电科技有限公司 | Monitoring device and method for glass kiln |
| CN111362563B (en) * | 2020-03-30 | 2022-04-19 | 郑州旭飞光电科技有限公司 | Monitoring device and method for glass kiln |
| CN115159814A (en) * | 2022-06-28 | 2022-10-11 | 河北光兴半导体技术有限公司 | Kiln unloading method |
| CN116750951A (en) * | 2023-05-29 | 2023-09-15 | 湖北华强日用玻璃有限公司 | Method for oxygen-free baking of glass kiln |
| CN116750951B (en) * | 2023-05-29 | 2024-05-10 | 湖北华强日用玻璃有限公司 | Method for oxygen-free baking of glass kiln |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Glass substrate kiln temperature control system Effective date of registration: 20200710 Granted publication date: 20170315 Pledgee: Beijing State Owned Financial Leasing Co., Ltd Pledgor: ZHENGZHOU XUFEI OPTOELECTRONIC TECHNOLOGY Co.,Ltd. Registration number: Y2020990000736 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |