CN113735420A - Launder device and launder temperature control method - Google Patents
Launder device and launder temperature control method Download PDFInfo
- Publication number
- CN113735420A CN113735420A CN202111146124.7A CN202111146124A CN113735420A CN 113735420 A CN113735420 A CN 113735420A CN 202111146124 A CN202111146124 A CN 202111146124A CN 113735420 A CN113735420 A CN 113735420A
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- launder
- heating
- temperature
- glass
- brick
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- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000010438 heat treatment Methods 0.000 claims abstract description 62
- 239000011521 glass Substances 0.000 claims abstract description 32
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 25
- 239000010959 steel Substances 0.000 claims abstract description 25
- 238000007789 sealing Methods 0.000 claims abstract description 12
- 239000011449 brick Substances 0.000 claims description 42
- 239000006060 molten glass Substances 0.000 claims description 30
- 230000001276 controlling effect Effects 0.000 claims description 9
- 230000007246 mechanism Effects 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 4
- 230000033228 biological regulation Effects 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 239000007788 liquid Substances 0.000 abstract description 20
- 238000009529 body temperature measurement Methods 0.000 abstract description 10
- 230000015572 biosynthetic process Effects 0.000 abstract description 2
- 238000005259 measurement Methods 0.000 abstract 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 13
- 238000005485 electric heating Methods 0.000 description 7
- 238000005520 cutting process Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 239000005357 flat glass Substances 0.000 description 5
- 239000000156 glass melt Substances 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000002844 melting Methods 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 238000006124 Pilkington process Methods 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 229910000629 Rh alloy Inorganic materials 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 229910052593 corundum Inorganic materials 0.000 description 2
- 239000010431 corundum Substances 0.000 description 2
- 239000006059 cover glass Substances 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 229910000734 martensite Inorganic materials 0.000 description 1
- GALOTNBSUVEISR-UHFFFAOYSA-N molybdenum;silicon Chemical compound [Mo]#[Si] GALOTNBSUVEISR-UHFFFAOYSA-N 0.000 description 1
- 239000005304 optical glass Substances 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- DECCZIUVGMLHKQ-UHFFFAOYSA-N rhenium tungsten Chemical compound [W].[Re] DECCZIUVGMLHKQ-UHFFFAOYSA-N 0.000 description 1
- 229910052851 sillimanite Inorganic materials 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
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
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Furnace Charging Or Discharging (AREA)
Abstract
The utility model relates to a launder device and control method of launder temperature, the launder device includes the launder that is used for supplying the glass liquid to flow and is used for installing the steel bay of launder, the launder device still includes the heating portion that is used for heating the glass liquid, the temperature measurement portion of measurement launder temperature, control portion that according to temperature measurement portion feedback information control heating portion work and be used for enclosing on the sealed heating space of formation in launder upper portion, wherein, the heating portion sets up in the heating space and sets up with the glass liquid interval, the lateral wall interval of launder is provided with a plurality of blind holes of inwards recessing, temperature measurement portion sets up inside the blind hole, enclose on and set up on launder upper portion and with launder both sides wall sealing connection, enclose on and form the heating space with the combination of launder. During the use, the control division controls heating portion according to the chute temperature that the temperature measurement portion surveyed, adjusts the chute temperature through the heating power who changes heating portion, guarantees that the temperature of glass liquid is even, promotes the yields and the quality of glass.
Description
Technical Field
The disclosure relates to the field of glass processing production, in particular to a launder device and a launder temperature control method.
Background
The cover glass is mainly applied to the outermost layer of a touch screen, and is also called as strengthened optical glass, a glass window, a strengthened mobile phone lens and the like. The main raw material of the product is ultra-thin plate glass, after the processing of cutting, CNC engraving, thinning, strengthening, coating, printing and other processes, the product has the functions of impact resistance, scratch resistance, oil stain resistance, fingerprint resistance, light transmittance enhancement and the like, the production of the cover plate glass requires a kiln to carry out high-temperature melting on batch materials to form glass liquid, the float process has the advantages of high productivity, good quality and the like, the float process is preferably selected at home and abroad to carry out glass melting operation, the melted high-quality glass liquid enters a tin bath through a launder device at the tail end of the kiln to carry out forming operation, the launder of the kiln is an important structure for connecting the kiln and the tin bath, the safety and the stability of the launder are related to the service life of the kiln, along with the production of ultra-thin electronic glass such as the cover plate glass, the conventional launder structure only provides a channel for the glass liquid to flow into the tin bath, and the adjustment and control of the temperature of the glass liquid flowing through the kiln can not be realized, the requirement of the cover plate glass on the accurate control of the temperature can not be met.
Disclosure of Invention
The purpose of the disclosure is to provide a flow groove device and a flow groove temperature control method, so as to solve the problems that in the related art, a flow groove structure only provides a channel for glass liquid to flow into a tin bath, the temperature of the glass liquid flowing through the flow groove cannot be adjusted and controlled, and the requirement of cover plate glass on accurate temperature control cannot be met.
In order to realize the above-mentioned purpose, the present disclosure provides a launder device, including being used for supplying the flowing launder of glass liquid and being used for the installation the steel trough of launder, the launder device is still including the heating portion that is used for heating glass liquid, measure the temperature measurement portion of launder temperature, according to temperature measurement portion feedback information control the control part of heating portion work and be used for on the sealed heating space of launder upper portion formation surrounds, wherein, heating portion sets up in the heating space and with the glass liquid interval setting, the lateral wall interval of launder is provided with a plurality of inside recessed blind holes, temperature measurement portion sets up inside the blind hole, on surround the setting and be in on launder upper portion and with launder both sides wall sealing connection, on surround with the launder combination forms heating space.
Optionally, go up to surround including wall brick, apron brick and sealing brick, wherein, the wall brick sets up in order to form on the wall of chute both sides the side wall body in heating space, the wall brick with the side wall sealing connection of chute, the apron brick sets up the upper portion of wall brick is in order to form the lid in heating space, the sealing brick sets up adjacent two gap department between the apron brick is in order to seal the heating space.
Optionally, the heating part comprises a plurality of groups of electric heating rods arranged at intervals, and the electric heating rods are arranged at positions consistent with the height of the wall bricks.
Optionally, the thermometric section comprises a thermocouple at least partially inserted into the blind hole.
Optionally, still include the insulating brick, the insulating brick sets up the chute with between the steel bay, the insulating brick set up with the through-hole that the blind hole aligns, the blind hole with the through-hole slope sets up, temperature measurement portion runs through the through-hole and stretches into in the blind hole.
Optionally, the support portion further comprises a plurality of spaced i-beams, and the i-beams are arranged at the lower part of the steel channel to bear the steel channel.
Optionally, the glass flow trough further comprises a shutter and a lifting mechanism for driving the shutter to move along the vertical direction, wherein the position of the shutter is correspondingly arranged on the upper part of the flow trough so as to adjust the flow rate of the glass liquid in the flow trough or cut off the glass liquid.
Optionally, the number of the flashboards is two, and the flashboards are arranged at intervals in the flow direction of the molten glass.
Optionally, still include and keep off the flame brick, keep off the flame brick setting and be in with cutting off the two between chute and the cellar for storing things stove, prevent the cellar for storing things stove with heating space forms the convection current.
According to a second aspect of the present disclosure, there is provided a method of controlling a temperature of a flow cell, using a flow cell device according to the above for temperature regulation, the method comprising: obtaining the current temperature of the launder; and controlling the heating part to work according to the acquired current temperature of the launder so as to regulate and control the temperature of the launder.
Through above-mentioned technical scheme, during the use, the control division controls heating portion according to the launder temperature that the temperature measurement portion found, adjusts the launder temperature through the heating power who changes heating portion, guarantees that the temperature of glass liquid is even, promotes glass's yields and quality.
Additional features and advantages of the disclosure will be set forth in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure without limiting the disclosure. In the drawings:
fig. 1 is a longitudinal section in a front view in the direction of a launder apparatus provided according to an exemplary embodiment of the present disclosure;
FIG. 2 is a sectional view taken along line A-A of FIG. 1;
fig. 3 is a block diagram of a method of controlling a launder temperature provided in accordance with an exemplary embodiment of the present disclosure.
Description of the reference numerals
10 launder and 20 steel trough
30 upper surrounding 31 wall brick
32 cover plate brick 33 sealing brick
40 blind hole 50 electric heating rod
60 thermocouple 70 insulating brick
80 supporting part 81I-steel
90 flashboard 100 elevating system
110 flame-proof brick 120 cross bar
130 mortise 140 tenon
150 motor 160 tin bath
Detailed Description
The following detailed description of specific embodiments of the present disclosure is provided in connection with the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present disclosure, are given by way of illustration and explanation only, not limitation.
In the present disclosure, where not otherwise stated, the use of directional terms such as "upper" and "lower" are generally defined based on the actual direction of use of the relevant component, e.g., the "lower" portion of the steel channel refers to the bottom of the steel channel that is closest to the ground when in use; "inner" and "outer" refer to the respective contour of the component, such as the "inner" portion of the blind hole, which means the space surrounded by the blind hole forming surface; reference to "vertical direction" refers to a direction perpendicular to the ground, for example movement of the shutter in the "vertical direction" refers to movement of the shutter towards or away from the ground in a direction perpendicular to the ground.
It should be noted that, in the process of producing cover glass by the float process, the molten glass is required to flow out of the kiln and into the tin bath 160, the tin bath 160 contains the molten tin, the molten glass flows onto the surface of the molten tin, under the action of gravity and surface tension, the molten glass is spread on the molten tin surface, flattened and formed into a glass plate with flat upper and lower surfaces, and after being hardened and cooled, the glass plate is guided to the transition roller table for the next process. The launder mentioned in this disclosure provides a flow channel for flowing the molten glass out of the kiln and into the tin bath 160, and in order to ensure the uniformity of the molten glass flow and facilitate the process stability after the molten glass enters the tin bath 160, the launder is generally in the shape of a horn with a wide liquid inlet and a narrow liquid outlet, and since the launder is well known to those skilled in the art, it is not described herein in detail.
Referring to fig. 1, the present disclosure provides a launder device, including a launder 10 for flowing molten glass and a steel bath 20 for installing the launder 10, further including a heating portion for heating molten glass, a temperature measuring portion for measuring the temperature of the launder 10, a control portion for controlling the operation of the heating portion according to feedback information of the temperature measuring portion, and an upper enclosure 30 for forming a sealed heating space on the upper portion of the launder 10, wherein the heating portion is disposed in the heating space on the upper portion of the launder 10 and spaced from the molten glass, a plurality of blind holes 40 recessed inwards are disposed on the outer side wall of the launder 10 at intervals, the temperature measuring portion is disposed inside the blind hole 40, the upper enclosure 30 is disposed on the upper portion of the launder 10 and hermetically connected to both side walls of the launder 10, and the upper enclosure 30 and the launder 10 are combined to form the heating space. During the use, the control division controls heating portion according to the chute temperature that the temperature measurement portion surveyed, adjusts the chute temperature through the heating power who changes heating portion, guarantees that the temperature of glass liquid is even, promotes the yields and the quality of glass.
Here, it should be noted that the runner 10 may be an electric melting α - β corundum brick, and may be divided into multiple sections for easy transportation and installation, and the runner 10 may be divided into 2 sections for casting in the embodiment of the present disclosure, and in other embodiments, the runner 10 may be divided into 3 sections, 4 sections, and the like, which is not limited in the present disclosure.
In addition, for better heat resistance, the material of the steel channel 20 mentioned in the present disclosure may be austenitic heat-resistant steel, and in some other embodiments, the material of the steel channel 20 may be martensitic heat-resistant steel, ferritic heat-resistant steel, and pearlitic heat-resistant steel, which is not limited by the present disclosure.
Accordingly, referring to fig. 3, the present disclosure provides a method for controlling a temperature of a launder, which uses the launder apparatus described above for temperature regulation, and the method includes obtaining a current temperature of the launder 10, and controlling a heating part to operate according to the obtained current temperature of the launder 10 to regulate and control the temperature of the launder 10, so as to ensure that a temperature of glass liquid in the launder 10 is uniform to improve a yield of production and quality of glass.
In order to form a sealed heating space in the upper part of the launder 10, referring to fig. 2-3, in some embodiments the upper enclosure 30 comprises wall tiles 31, cover tiles 32 and sealing tiles 33, wherein the wall tiles 31 are arranged on both side walls of the launder 10 to form the side walls of the heating space, the wall tiles 31 are sealingly connected with the side walls of the launder 10, the cover tiles 32 are arranged on the upper part of the wall tiles 31 to form the cover of the heating space, and the sealing tiles 33 are arranged at the gaps between two adjacent cover tiles 32 to seal the heating space. In addition, in some other embodiments, the upper portion is surrounded by an integrally injection-molded U-shaped cover body, and two side walls of the U-shaped cover body are respectively and hermetically connected with two side walls of the runner 10 to form a sealed heating space, which is not limited by the present disclosure.
Referring to fig. 2, in order to ensure uniform temperature of molten glass, the heating part needs to heat the molten glass, and in some embodiments, the heating part includes a plurality of sets of electric heating rods 50 arranged at intervals, and the electric heating rods 50 are arranged at positions corresponding to the height of the wall bricks 31, that is, the electric heating rods 50 are at least partially located inside the heating space, so as to avoid contact with the molten glass below. Here, the heating rod in the present disclosure may be a straight silicon-molybdenum rod, and in other embodiments, the electrical heating rod may be a bimetal heating rod, a thermistor heating rod, etc., which is not limited in the present disclosure.
In order to measure the current temperature of the launder 10, in some embodiments, referring to fig. 2, the temperature measuring part comprises a thermocouple 60 inserted at least partially into the blind hole 40, the temperature sensing part of the thermocouple 60 being located at the bottom of the blind hole 40, and the other end of the thermocouple may protrude outside the blind hole 40 and be connected to the control part. Herein, the thermocouple 60 in the present disclosure is a ceramic pt-rh alloy thermocouple, and in some other embodiments, a tungsten-rhenium rapid temperature thermocouple or a dual-pt-rh rapid temperature thermocouple may be used instead of the ceramic pt-rh alloy thermocouple, which is not limited in the present disclosure.
Referring to fig. 2, in order to solve the problem that the temperature of the molten glass is not uniform due to too fast heat dissipation of the runner 10, in some embodiments, an insulating brick 70 is further included, the insulating brick 70 is disposed between the runner 10 and the steel channel 20, and the insulating brick 70 may be replaced by a material having a heat insulating function, such as a heat insulating plate, without limitation.
In addition, in order to conveniently replace the thermocouple 60 without damaging the steel bath 20, the insulating brick 70 is provided with a through hole aligned with the blind hole 40, the blind hole 40 and the through hole are obliquely arranged, and the temperature measuring part penetrates through the through hole and extends into the blind hole 40. Here, the blind hole 40 and the through hole are coaxially arranged and can just receive the thermocouple 60.
In addition, in order to enable the temperature measured by the thermocouple 60 to reflect the temperature of the molten glass in the launder 10, the blind hole 40 is arranged on the outer side surface of the side wall of the launder 10, the distance from the front end of the blind hole 40 to the inner wall of the launder 10 is 30-50mm, the height from the bottom of the side wall is set according to the depth h of the molten glass in the launder 10, the value of h is 50-100mm, and the height from the front end of the blind hole 40 to the bottom of the side wall is set to be 1/2 h.
Referring to fig. 1, in order to carry the whole runner device, in some embodiments, a support portion 80 is further included, and the support portion 80 includes a plurality of spaced-apart i-beams 81, and the i-beams 81 are disposed at a lower portion of the steel channel 20 to carry the steel channel 20. Here, in other embodiments, the steel channel 20 is directly fixedly connected to the ground base or supported by a truss, which is not limited by the present disclosure.
In order to adjust the flow rate of the molten glass or intercept the molten glass when necessary, referring to fig. 1 to 2, in some embodiments, a shutter 90 and an elevating mechanism 100 for driving the shutter 90 to move in a vertical direction are further included, and the shutter 90 is correspondingly disposed at an upper portion of the launder 10 to enable the flow rate of the molten glass in the launder 10 to be adjusted or the molten glass to be intercepted. Here, the material of the gate plate 90 is an electric melting α - β corundum brick with high heat resistance and corrosion resistance in the present disclosure, and in some other embodiments, the material of the gate plate 90 may be sillimanite, which is not limited in the present disclosure.
Here, it should be explained that, in the present disclosure, the lifting mechanism 100 may be a lead screw lifter, the upper end of the lead screw lifter is provided with a cross rod 120 and a mortise 130 welded on the cross rod 120, the upper end of the gate plate 90 is provided with a tenon 140, the tenon 140 is in mortise-tenon connection with the mortise 130, the lead screw lifter drives the cross rod 120 through a motor 150 to drive the gate plate to perform a vertical lifting motion, in some other embodiments, the lifting mechanism 100 may be a hydraulic lifter, a pneumatic lifter, a crank-rocker mechanism, etc., which is not limited in the present disclosure.
Here, in order to improve the fault tolerance of the shutter plate 90 without requiring a temporary stop when the shutter plate 90 malfunctions, referring to fig. 1, in the embodiment of the present disclosure, the shutter plate 90 is two in number and is provided at intervals in the flow direction of the molten glass. When the glass melt cutting device is used, one of the glass melt cutting device can be used as a flow regulating flashboard for regulating the flow of glass melt, and the other glass melt cutting device can be used as a safety flashboard for cutting off the glass melt when necessary; two shutters 90 may also adjust the flow rate of the molten glass and intercept the molten glass, and in other embodiments, the number of shutters 90 may be 1 or 3, and the like, which is not limited in the present disclosure.
Referring to fig. 1, in some embodiments, a flame blocking brick 110 is further included, and the flame blocking brick 110 is disposed between the launder 10 and the kiln to block them from convection with the heating space. Here, in other embodiments, the flame-blocking brick 110 may be replaced by a hanging water bag, which is not limited in this disclosure.
For ease of understanding, the entire grinding process is illustratively described below in connection with fig. 1-3, and this illustrative description is not meant to limit the present disclosure. In the embodiment of the present disclosure, the trough 10 is connected to the glass furnace and the tin bath 160, the molten glass flows in the trough 10, the thermocouple 60 continuously measures the current temperature of the trough 10, and the control portion controls the electric heating rod 50 to operate according to the temperature information fed back by the thermocouple 60 to ensure that the temperature of the molten glass in the trough 10 is uniform and constant, thereby improving the quality and yield of the glass.
The preferred embodiments of the present disclosure are described in detail with reference to the accompanying drawings, however, the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present disclosure within the technical idea of the present disclosure, and these simple modifications all belong to the protection scope of the present disclosure.
It should be noted that, in the foregoing embodiments, various features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various combinations that are possible in the present disclosure are not described again.
In addition, any combination of various embodiments of the present disclosure may be made, and the same should be considered as the disclosure of the present disclosure, as long as it does not depart from the spirit of the present disclosure.
Claims (10)
1. A launder device, comprising a launder (10) for molten glass to flow and a steel trough (20) for mounting the launder (10), characterized in that it further comprises a heating section for heating molten glass, a temperature measuring section for measuring the temperature of the launder (10), a control section for controlling the operation of the heating section according to the feedback information of the temperature measuring section, and an upper enclosure (30) for forming a sealed heating space at the upper part of the launder (10),
the heating part is arranged in the heating space and is arranged at intervals with molten glass, a plurality of blind holes (40) which are recessed inwards are arranged at intervals on the outer side wall of the flow groove (10), the temperature measuring part is arranged inside the blind holes (40), the upper part of the flow groove (10) is surrounded by the upper part (30) and is connected with the two side walls of the flow groove (10) in a sealing mode, and the upper part of the lower.
2. Launder arrangement according to claim 1, characterized in that the upper enclosure (30) comprises wall tiles (31), cover tiles (32) and sealing tiles (33),
wherein, wall brick (31) set up on the wall of chute (10) both sides in order to form the side wall body in heating space, wall brick (31) with the lateral wall sealing connection of chute (10), apron brick (32) set up the upper portion of wall brick (31) is in order to form the lid in heating space, sealing brick (33) set up adjacent two gap department between apron brick (32) is in order to seal the heating space.
3. Launder device according to claim 2, characterised in that said heating section comprises a number of sets of spaced apart electrically heated bars (50), said electrically heated bars (50) being arranged at a level corresponding to the height of the wall brick (31).
4. Launder device according to claim 1, characterized in that the temperature measuring section comprises a thermocouple (60) inserted at least partly into the blind hole (40).
5. Launder device according to claim 1 or 4, characterised in that it further comprises insulating bricks (70), said insulating bricks (70) being arranged between the launder (10) and the steel trough (20), said insulating bricks (70) being provided with through holes aligned with the blind holes (40), said blind holes (40) being arranged obliquely to the through holes, said thermometric section extending through the through holes and into the blind holes (40).
6. Launder arrangement according to claim 1, characterised in that it further comprises a support part (80), which support part (80) comprises a number of spaced apart i-beams (81), which i-beams (81) are arranged in the lower part of the steel trough (20) to carry the steel trough (20).
7. The launder apparatus according to claim 1, characterized in that it further comprises a shutter (90) and a lifting mechanism (100) driving the shutter (90) to move in the vertical direction, the shutter (90) being positioned correspondingly in the upper part of the launder (10) to enable the flow of molten glass in the launder (10) to be regulated or the molten glass to be intercepted.
8. Launder arrangement according to claim 7, characterized in that the number of said shutters (90) is two and spaced in the direction of the glass flow.
9. Launder arrangement according to claim 1, further comprising flame blocking bricks (110), said flame blocking bricks (110) being arranged between the launder (10) and the kiln to separate both, preventing convection of the kiln with the heating space.
10. A method for controlling the temperature of a launder, characterized in that the launder apparatus of any one of claims 1-9 is used for temperature regulation, the method comprising:
obtaining the current temperature of the launder (10); and
controlling the heating part to work according to the acquired current temperature of the launder (10) so as to regulate and control the temperature of the launder (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111146124.7A CN113735420A (en) | 2021-09-28 | 2021-09-28 | Launder device and launder temperature control method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111146124.7A CN113735420A (en) | 2021-09-28 | 2021-09-28 | Launder device and launder temperature control method |
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| Publication Number | Publication Date |
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| CN113735420A true CN113735420A (en) | 2021-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111146124.7A Pending CN113735420A (en) | 2021-09-28 | 2021-09-28 | Launder device and launder temperature control method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115893814A (en) * | 2023-01-20 | 2023-04-04 | 河南旭阳光电科技有限公司 | Kiln launder airflow adjusting system and method |
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| CN202543031U (en) * | 2012-04-01 | 2012-11-21 | 东旭集团有限公司 | Heating type glass liquid conveying channel for production of flat glass by floating method |
| CN210683583U (en) * | 2019-10-10 | 2020-06-05 | 四川康宇电子基板科技有限公司 | Device for heating inlet end of tin bath |
| CN211419971U (en) * | 2019-12-26 | 2020-09-04 | 蚌埠中光电科技有限公司 | Float electronic glass tin bath runner transition groove |
| CN111875237A (en) * | 2020-08-14 | 2020-11-03 | 蚌埠中光电科技有限公司 | Tin bath inlet channel for float electronic display glass production |
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2021
- 2021-09-28 CN CN202111146124.7A patent/CN113735420A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1300612A (en) * | 1969-01-04 | 1972-12-20 | Erste Deutche Floatglas G M B | Improvements in the float glass process for the manufacture of glass |
| CN202543031U (en) * | 2012-04-01 | 2012-11-21 | 东旭集团有限公司 | Heating type glass liquid conveying channel for production of flat glass by floating method |
| CN210683583U (en) * | 2019-10-10 | 2020-06-05 | 四川康宇电子基板科技有限公司 | Device for heating inlet end of tin bath |
| CN211419971U (en) * | 2019-12-26 | 2020-09-04 | 蚌埠中光电科技有限公司 | Float electronic glass tin bath runner transition groove |
| CN111875237A (en) * | 2020-08-14 | 2020-11-03 | 蚌埠中光电科技有限公司 | Tin bath inlet channel for float electronic display glass production |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115893814A (en) * | 2023-01-20 | 2023-04-04 | 河南旭阳光电科技有限公司 | Kiln launder airflow adjusting system and method |
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Application publication date: 20211203 |