CN108863025A - A kind of float glass preparation facilities and the method for preparing float glass using the device - Google Patents
A kind of float glass preparation facilities and the method for preparing float glass using the device Download PDFInfo
- Publication number
- CN108863025A CN108863025A CN201811113267.6A CN201811113267A CN108863025A CN 108863025 A CN108863025 A CN 108863025A CN 201811113267 A CN201811113267 A CN 201811113267A CN 108863025 A CN108863025 A CN 108863025A
- Authority
- CN
- China
- Prior art keywords
- molten tin
- oxygen
- pipe
- float glass
- room
- 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
- 239000005329 float glass Substances 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000002360 preparation method Methods 0.000 title claims abstract description 18
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims abstract description 76
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 71
- 239000001301 oxygen Substances 0.000 claims abstract description 71
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 71
- 239000007789 gas Substances 0.000 claims abstract description 29
- 210000000952 spleen Anatomy 0.000 claims abstract description 23
- 238000010438 heat treatment Methods 0.000 claims description 15
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 14
- 238000005192 partition Methods 0.000 claims description 12
- 229910052757 nitrogen Inorganic materials 0.000 claims description 7
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 claims description 4
- 239000001257 hydrogen Substances 0.000 claims description 4
- 229910052739 hydrogen Inorganic materials 0.000 claims description 4
- 239000004615 ingredient Substances 0.000 claims description 3
- 239000008246 gaseous mixture Substances 0.000 claims description 2
- 230000007547 defect Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000000243 solution Substances 0.000 description 29
- 239000011521 glass Substances 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- QHGNHLZPVBIIPX-UHFFFAOYSA-N tin(ii) oxide Chemical compound [Sn]=O QHGNHLZPVBIIPX-UHFFFAOYSA-N 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B18/00—Shaping glass in contact with the surface of a liquid
- C03B18/02—Forming sheets
- C03B18/16—Construction of the float tank; Use of material for the float tank; Coating or protection of the tank wall
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B18/00—Shaping glass in contact with the surface of a liquid
- C03B18/02—Forming sheets
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Glass Compositions (AREA)
Abstract
The present invention provides a kind of float glass preparation facilities and the method for preparing float glass using the device, the float glass preparation facilities includes：Molten tin circulator and gas input device.The present invention is vented one's spleen using gas input device conveying oxygen, is sent into oxygen solution room after forming tiny hyperbaric oxygen solution air column, and the oxygen of this state is vented one's spleen to be more fully mixed with molten tin, and the oxygen removal being dissolved in tin is more thorough, reduces product defects rate；The step of oxygen directly not being removed to molten tin in the molten tin bath for manufacturing float glass, but the step is carried out outside molten tin bath, preparation of the oxygen in molten tin without influencing float glass in molten tin bath can be effectively removed；Pneumatic check valve is set in quick connector, enables gas to enter oxygen solution room by gas input device, and prevent gas reverse flow.
Description
Technical field
The present invention relates to glass manufacturing area more particularly to a kind of float glass preparation facilities, and utilize the device system
The method of standby float glass.
Background technique
The forming process of float glass is completed in the molten tin bath for being passed through protective gas.Raw material feeding is melted into kiln height
Temperature, which is melted, obtains melten glass, and melten glass is continuously flowed into from Rong Yaozhong and swum on relatively denser tin liquor surface,
Under the action of gravity and surface tension, glass metal spreads out on tin liquor face, shakeouts, upper and lower surface is smooth, hardens, is drawn after cooling
Upper transition roller table.Glass tape is pulled out molten tin bath and enters annealing kiln by the roller turn of roller tables, and annealed, cutting obtains float glass
Product.
There is a technical problem during the preparation process, there are the oxide of tin and is dissolved in oxygen therein in molten tin
Gas causes the float glass bottom formed on molten tin bath to have open bubble.In order to solve this problem, a kind of technology is developed,
Tin groove sealing is maintained under oxygen-free environment, and continue the injection oxygen into molten tin and vent one's spleen, thus the oxygen that removal is dissolved in tin
Gas, however in the prior art, molten tin is vented one's spleen to mix with oxygen and is not enough, and the oxygen removal being dissolved in tin is not thorough, it is difficult to be dropped
Low product ratio of defects.
It vents one's spleen to mix with oxygen for molten tin existing in the prior art and be not enough, the oxygen removal being dissolved in tin is not thorough
Bottom, it is difficult to which the problem of reducing product defects rate, the present invention propose a kind of new solution.
Summary of the invention
It is prepared in view of the deficiencies of the prior art, the present invention provides a kind of float glass preparation facilities and using the device
The method of float glass.
The present invention is realized by following technological means solves above-mentioned technical problem：
A kind of float glass preparation facilities includes：Molten tin circulator and gas input device.
Preferably, the molten tin circulator includes：Molten tin bath, discharge pipe, oxygen solution room, partition, heating room, loopback pipe,
Escape pipe, through-hole, electric heater；The molten tin bath connects the discharge pipe, and the discharge pipe connects oxygen solution room, oxygen solution room
On open up the escape pipe, oxygen solution room is separated with the heating room by the partition, is opened up on the partition described logical
Hole, the heating is indoor to be equipped with the electric heater；The gas input device includes：Quick connector, Pneumatic check valve, input
Pipe, narrow pipe, funnel, bucket cover, bucket hole；The Pneumatic check valve built in the quick connector, the quick connector connection are described defeated
Enter pipe, the input pipe connects narrow pipe, and the narrow pipe connects the funnel, and the funnel is covered with the bucket cover, the bucket cover
On offer multiple bucket holes.
Preferably, the preparation process of float glass successively includes：Ingredient is melted, shapes, cool down, cut, storing；It utilizes
The equipment prepares the method for float glass mainly for forming technology, and steps are as follows：
Partial melting tin in molten tin bath is discharged the first step, and the molten tin enters oxygen solution room by discharge pipe；
Second step installs oxygen on quick connector and vents one's spleen high pressure gas cylinder, and the oxygen is vented one's spleen the gaseous mixture for hydrogen and nitrogen
Body, oxygen with pressure is vented one's spleen through Pneumatic check valve, by input pipe, and is passed through narrow pipe, using funnel, then is passed through the bucket on bucket cover
Enter oxygen solution room behind hole；
Third step, the oxygen is vented one's spleen to be mixed in oxygen solution room with the molten tin, and the vapor and nitrogen of generation are logical
Escape pipe discharge is crossed, the molten tin for completing oxygen solution enters heating room by the through-hole on partition, completes the molten tin of oxygen solution in institute
It states in heating room and is heated to the temperature of molten tin in molten tin bath by electric heater, then molten tin bath is sent back to by the loopback pipe.
The advantage of the invention is that：
(1) compared with prior art, the present invention is vented one's spleen using gas input device conveying oxygen, forms tiny hyperbaric oxygen solution
Oxygen solution room is sent into after air column, the oxygen of this state is vented one's spleen to be more fully mixed with molten tin, and the oxygen removal being dissolved in tin is more thorough
Bottom reduces product defects rate.
(2) the step of oxygen directly not being removed to molten tin in the molten tin bath for manufacturing float glass, but in molten tin bath
It is outer to carry out the step, preparation of the oxygen in molten tin without influencing float glass in molten tin bath can be effectively removed.
(3) Pneumatic check valve is set in quick connector, enables gas to enter oxygen solution room by gas input device, and anti-
Only gas reverse flow.
Detailed description of the invention
Fig. 1 is molten tin circulator schematic diagram described in the embodiment of the present invention；
Fig. 2 is gas input device described in the embodiment of the present invention, oxygen solution room, the structural schematic diagram for heating room.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.
Embodiment
As shown in Figure 1 and Figure 2, a kind of float glass preparation facilities is present embodiments provided, which includes：Molten tin is followed
Loop device 10 and gas input device 20.
The molten tin circulator 10 includes：Molten tin bath 11, oxygen solution room 13, partition 14, heating room 15, returns at discharge pipe 12
Send pipe 16, escape pipe 17, through-hole 18, electric heater 19；The molten tin bath 11 connects the discharge pipe 12, and the discharge pipe 12 connects institute
Oxygen solution room 13 is stated, the escape pipe 17, oxygen solution room 13 and the heating room 15 are opened up on oxygen solution room 13 described in
Partition 14 separates, and the through-hole 18 is opened up on the partition 14, is equipped with the electric heater 19 in the heating room 15；The gas
Input unit 20 includes：Quick connector 21, Pneumatic check valve 22, input pipe 23, narrow pipe 24, funnel 25, bucket cover 26, bucket hole 27；
The Pneumatic check valve 22 built in the quick connector 21, the quick connector 21 connect the input pipe 23, the input pipe
23 connection narrow pipes 24, the narrow pipe 24 connect the funnel 25, and the funnel 25 is covered with the bucket cover 26, on the bucket cover 26
Offer multiple bucket holes 27.
The preparation process of float glass successively includes：Ingredient is melted, shapes, cool down, cut, storing；The present embodiment provides
The method for preparing float glass using above equipment, this method include the following steps mainly for forming technology：
Partial melting tin in molten tin bath 11 is discharged the first step, and the molten tin enters oxygen solution room 13 by discharge pipe 12；
Second step installs oxygen on quick connector 21 and vents one's spleen high pressure gas cylinder, and oxygen described in the present embodiment is vented one's spleen as hydrogen and nitrogen
The mixed gas of gas, oxygen with pressure is vented one's spleen through Pneumatic check valve 22, by input pipe 23, and is passed through 24 pressure of narrow pipe and is increased, then
By 25 pressure reduction of funnel, forms negative pressure volume and inhale effect, increase the pressure that oxygen with pressure is vented one's spleen, then pass through the bucket hole on bucket cover 26
Multiple tiny High pressure air poles are formed after 27 enters oxygen solution room 13；
Third step, the vent one's spleen tiny High pressure air pole to be formed and the molten tin of the oxygen are sufficiently mixed in oxygen solution room 13
Close, the vapor and nitrogen of generation are discharged by escape pipe 17, complete the molten tin of oxygen solution by the through-hole 18 on partition 14 into
Enter to heat room 15, the molten tin for completing oxygen solution is heated to molten tin in molten tin bath 11 by electric heater 19 in the heating room 15
Temperature, then molten tin bath 11 is sent back to by the loopback pipe 16.
Oxygen is vented one's spleen the mixed gas for hydrogen and nitrogen in the present embodiment, and the oxygen is vented one's spleen to be formed by gas input device
It is re-fed into after tiny High pressure air pole in oxygen solution room and is mixed with molten tin, so that molten tin is vented one's spleen with oxygen more fully mixed, be dissolved in tin
Oxygen removal it is more thorough, reduce product defects rate；The present embodiment is not straight to molten tin in the molten tin bath of manufacture float glass
Connect the step of being removed oxygen, but carry out the step outside molten tin bath, the oxygen in molten tin can be effectively removed and
The preparation of float glass in molten tin bath is not influenced；Pneumatic check valve is set in quick connector, gas is inputted by gas and is filled
It sets and enters oxygen solution room, and prevent gas reverse flow.
It should be noted that, in this document, such as first and second or the like relational terms are used merely to one if it exists
A entity or operation with another entity or operate distinguish, without necessarily requiring or implying these entities or operation it
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant are intended to
Cover non-exclusive inclusion, so that the process, method, article or equipment for including a series of elements not only includes those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or setting
Standby intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in the process, method, article or apparatus that includes the element.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
Invention is explained in detail, those skilled in the art should understand that：It still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features；And these modification or
Replacement, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (3)
1. a kind of float glass preparation facilities, it is characterised in that：The float glass preparation facilities includes：Molten tin circulator
(10) and gas input device (20).
2. a kind of float glass preparation facilities according to claim 1, it is characterised in that：The molten tin circulator
(10) include：Molten tin bath (11), discharge pipe (12), oxygen solution room (13), partition (14), heating room (15), loopback pipe (16), escape pipe
(17), through-hole (18), electric heater (19)；The molten tin bath (11) connects the discharge pipe (12), and the discharge pipe (12) connects institute
Oxygen solution room (13) is stated, is opened up on oxygen solution room (13) escape pipe (17), oxygen solution room (13) and the heating room
(15) it is separated by the partition (14), is opened up the through-hole (18) on the partition (14), is equipped in the heating room (15)
The electric heater (19)；The gas input device (20) includes：Quick connector (21), Pneumatic check valve (22), input pipe
(23), narrow pipe (24), funnel (25), bucket cover (26), bucket hole (27)；The Pneumatic check valve built in the quick connector (21)
(22), the quick connector (21) connects the input pipe (23), and the input pipe (23) connects narrow pipe (24), the narrow pipe
(24) funnel (25) is connected, the funnel (25) is covered with the bucket cover (26), offers on the bucket cover (26) multiple
The bucket hole (27).
3. the preparation process of float glass successively includes：Ingredient is melted, shapes, cool down, cut, storing；According to claim 1
Or the method for described in 2 preparing float glass using above equipment, it is characterised in that：The method is directed to forming technology, step
It is as follows：
Molten tin in molten tin bath (11) is discharged the first step, and the molten tin enters oxygen solution room (13) by discharge pipe (12)；
Second step installs oxygen on quick connector (21) and vents one's spleen high pressure gas cylinder, and the oxygen is vented one's spleen the gaseous mixture for hydrogen and nitrogen
Body, oxygen with pressure are vented one's spleen through Pneumatic check valve (22), by input pipe (23), and pass through narrow pipe (24), using funnel (25),
Oxygen solution room (13) is entered by the bucket hole (27) on bucket cover (26) afterwards again；
Third step, the oxygen is vented one's spleen to be mixed in oxygen solution room (13) with the molten tin, and the vapor and nitrogen of generation are logical
Escape pipe (17) discharge is crossed, the molten tin for completing oxygen solution enters heating room (15) by the through-hole (18) on partition (14), completes
The molten tin of oxygen solution is heated to the temperature of molten tin in molten tin bath (11) by electric heater (19) in heating room (15), then leads to
It crosses the loopback pipe (16) and sends molten tin bath (11) back to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811113267.6A CN108863025A (en) | 2018-09-25 | 2018-09-25 | A kind of float glass preparation facilities and the method for preparing float glass using the device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811113267.6A CN108863025A (en) | 2018-09-25 | 2018-09-25 | A kind of float glass preparation facilities and the method for preparing float glass using the device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108863025A true CN108863025A (en) | 2018-11-23 |
Family
ID=64324720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811113267.6A Pending CN108863025A (en) | 2018-09-25 | 2018-09-25 | A kind of float glass preparation facilities and the method for preparing float glass using the device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108863025A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3970442A (en) * | 1975-07-16 | 1976-07-20 | Ppg Industries, Inc. | Method of introducing protective atmosphere gases into a glass forming chamber |
| EP0656324A1 (en) * | 1993-11-30 | 1995-06-07 | SOCIETA' ITALIANA VETRO - SIV - S.p.A. | A process and device for the manufacture of flat glass sheet with improved characteristics |
| CN101952212A (en) * | 2008-10-02 | 2011-01-19 | Lg化学株式会社 | Apparatus and method for manufacturing float glass |
| CN202671393U (en) * | 2012-07-07 | 2013-01-16 | 蚌埠玻璃工业设计研究院 | Device for recycling tin bath protective gas |
| CN104245607A (en) * | 2012-05-28 | 2014-12-24 | 旭硝子株式会社 | Device for molding float glass and method producing float glass |
| CN104718166A (en) * | 2012-11-22 | 2015-06-17 | 旭硝子株式会社 | Molding device for float glass and method for manufacturing float glass |
| CN106977080A (en) * | 2017-04-14 | 2017-07-25 | 河北视窗玻璃有限公司 | A kind of molten tin bath atmosphere control system and float glass tin bath |
-
2018
- 2018-09-25 CN CN201811113267.6A patent/CN108863025A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3970442A (en) * | 1975-07-16 | 1976-07-20 | Ppg Industries, Inc. | Method of introducing protective atmosphere gases into a glass forming chamber |
| EP0656324A1 (en) * | 1993-11-30 | 1995-06-07 | SOCIETA' ITALIANA VETRO - SIV - S.p.A. | A process and device for the manufacture of flat glass sheet with improved characteristics |
| CN101952212A (en) * | 2008-10-02 | 2011-01-19 | Lg化学株式会社 | Apparatus and method for manufacturing float glass |
| CN104245607A (en) * | 2012-05-28 | 2014-12-24 | 旭硝子株式会社 | Device for molding float glass and method producing float glass |
| CN202671393U (en) * | 2012-07-07 | 2013-01-16 | 蚌埠玻璃工业设计研究院 | Device for recycling tin bath protective gas |
| CN104718166A (en) * | 2012-11-22 | 2015-06-17 | 旭硝子株式会社 | Molding device for float glass and method for manufacturing float glass |
| CN106977080A (en) * | 2017-04-14 | 2017-07-25 | 河北视窗玻璃有限公司 | A kind of molten tin bath atmosphere control system and float glass tin bath |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20181123 |