CN112209600A - Platinum channel installation method considering expansion characteristic and platinum channel - Google Patents
Platinum channel installation method considering expansion characteristic and platinum channel Download PDFInfo
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- CN112209600A CN112209600A CN202011018954.7A CN202011018954A CN112209600A CN 112209600 A CN112209600 A CN 112209600A CN 202011018954 A CN202011018954 A CN 202011018954A CN 112209600 A CN112209600 A CN 112209600A
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- 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
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Abstract
The invention discloses a platinum channel installation method considering expansion characteristics and a platinum channel, wherein the method comprises the steps of installing a throat pipe at a molten glass outflow hole of a glass kiln; building and installing a heating clarification section to communicate the heating clarification section with the throat pipe; installing and building a stirring and feeding section, communicating the stirring and feeding section with forming equipment, and meanwhile, leaving a reserved position between the stirring and feeding section and the temperature rise clarification section; a cooling section is arranged at the reserved position, and an expansion reserved gap is reserved between the cooling section and the heating clarification section; and welding the cooling section and the stirring and feeding section together. The method is used for installing the platinum channel, so that the installation technology and the process of the platinum channel in the installation process are more accurate, and the expansion size required to be reserved is more accurate and controllable. The construction technical requirements of the high-quality glass kiln are met.
Description
Technical Field
The invention belongs to the technical field of glass kiln engineering construction, and particularly relates to a platinum channel installation method considering expansion characteristics and a platinum channel.
Background
In the field of glass manufacturing industry, liquid crystal glass substrates are now an essential component constituting liquid crystal displays, and are also an important component of liquid crystal displays.
The manufacturing process of the liquid crystal glass substrate mainly comprises a kiln process, a platinum channel process, a forming process, a finished product process and a packaging process, wherein firstly, in the kiln process, raw materials for preparing the liquid crystal glass substrate are melted into a liquid state to obtain glass liquid, then, in the platinum channel process, the glass liquid is clarified and homogenized by using a platinum channel, then, in the forming process, the clarified and homogenized glass liquid is made into a liquid crystal glass substrate semi-finished product, in the finished product process, the prepared liquid crystal glass substrate semi-finished product is processed to obtain a liquid crystal glass substrate finished product, and finally, in the packaging process, the liquid crystal glass substrate finished product is packaged to be conveniently transported to a panel manufacturer for use. The platinum channel process is particularly critical, and the platinum channel made of platinum alloy is used for clarifying and homogenizing the molten glass so as to provide qualified and high-quality molten glass for the next process. When the original platinum channel is installed and poured, the installation operation is carried out according to the sequence only by considering the front half section and the rear half section of the platinum. When the platinum is installed, the problem that the expansion and elongation of the platinum can be carried out in any direction when the platinum is heated and expanded is not fully considered, the problem that the platinum and a refractory material tightly attached to the platinum, a steel structure connecting device connected with the platinum and other accessory devices mutually rub and interfere when the platinum is expanded is not considered, the characteristic that the platinum pipeline can freely expand when the temperature is raised in the later period is not ensured, a problem danger source caused by installation can also appear, and the technical requirements and the precision of the installation process can not be well ensured. In addition, the prior art only considers that the platinum pipeline butt welding process treatment is carried out under the high-temperature thermal state after the platinum expansion is finished. However, under the high-temperature field environment condition, the field operator and the process technician cannot accurately align the two sections of platinum pipes completely, and the welding process technology cannot meet the precision requirement. And under the high-temperature illumination condition, the welding is not easy to carry out sufficient inspection and confirmation work. In the prior art, a simple communication welding mode is usually adopted during the installation of a platinum channel, the installation process is not accurate, and the quality improvement of glass production is hindered.
Disclosure of Invention
The invention aims to provide a platinum channel installation method considering expansion characteristics and a platinum channel, so as to solve the problems in the prior art.
A platinum channel installation method considering expansion characteristics comprises the following steps:
1) installing a throat pipe at a molten glass outflow hole of a glass kiln; building and installing a heating clarification section to communicate the heating clarification section with the throat pipe;
2) installing and building a stirring and feeding section, communicating the stirring and feeding section with forming equipment, and meanwhile, leaving a reserved position between the stirring and feeding section and the temperature rise clarification section;
3) a cooling section is arranged at the reserved position, and an expansion reserved gap is reserved between the cooling section and the heating clarification section;
4) and welding the cooling section and the stirring and feeding section together.
Further, in the step 3), the size of the expansion reserved gap is the sum of the actual expansion length sizes of the heating clarification section and the cooling section.
Further, in the step 4), the cooling section and the stirring material supply section are welded together in a cold welding mode.
Further, when the gap between the cooling section and the stirring and feeding section does not meet the welding length, a platinum body is added for welding.
Further, in the step 1), the glass kiln comprises a kiln body and a glass melting tank arranged in the kiln body, wherein a feed opening and a flue opening are formed in the front wall of the kiln body, and a molten glass outflow hole is formed in the rear wall of the kiln body.
Further, in the step 1), an actual marking line of the inlet of the throat pipe is correspondingly overlapped with a marking line of a molten glass outflow hole of the glass kiln.
Further, in the step 1), an actual marking line of the outlet of the throat pipe is correspondingly overlapped with an actual marking line of the inlet of the temperature rise clarification section.
Further, in the step 3), an actual marking line of the outlet of the temperature rise clarification section is correspondingly overlapped with a marking line of the inlet of the temperature drop section.
Further, in the step 2), the actual marked line of the material supply outlet of the stirring material supply section is correspondingly overlapped with the marked line of the forming equipment.
The other technical scheme of the invention is as follows:
a platinum channel with expansion characteristics, based on the installation method of the platinum channel, comprises the following steps: the glass kiln is characterized in that a molten glass outflow hole of the glass kiln is communicated with one end of a throat pipe, the other end of the throat pipe is communicated with one end of a heating and clarifying section, the other end of the heating and clarifying section is communicated with one end of a cooling section, the other end of the cooling section is communicated with one end of a stirring and feeding section, and the other end of the stirring and feeding section is communicated with a forming device; an expansion reserved gap is arranged between the heating clarification section and the cooling section, and the length of the expansion reserved gap is the sum of the actual expansion length of the heating clarification section and the actual expansion length of the cooling section.
Compared with the prior art, the invention has the following beneficial technical effects:
according to the installation method provided by the invention, in the cold-state installation process of the platinum channel, the amount of the high-temperature expansion extension length required to be reserved in the platinum channel at the temperature rise clarification section is considered in advance, and the amount of the high-temperature expansion extension length required to be reserved in the platinum channel at the temperature reduction section is considered in an increased manner. Namely, the gap is reserved in advance, so that the phenomenon that the expansion gap is not reserved or is too small after the front and rear platinum channels are relatively extended in the high-temperature expansion process is avoided. So that the two sections of platinum channels are mutually extruded, collided and interfered. The method is used for installing the platinum channel, so that the installation technology and the process of the platinum channel in the installation process are more accurate, and the expansion size required to be reserved is more accurate and controllable. The construction technical requirements of the high-quality glass kiln are met.
The installation method provided by the invention reasonably considers and distributes the expansion characteristics of each section of the platinum channel. The mode that the stirring feeding section and the throat pipe are fixed and the mode that the directions of the heating clarification section and the cooling section are relatively expanded is determined. The expansion process technology of each section of the platinum channel is greatly determined, and the installation technical requirements of each section of the platinum channel in the construction process are also determined.
The installation method provided by the invention changes the original hot welding butt joint mode which needs to be adopted under the high-temperature condition into the cold welding butt joint mode in the installation process. The welding process can be better improved in the normal operation process. And the real size of the welding position is controlled and required during welding.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a first step of a method of installation according to an embodiment of the present invention;
FIG. 2 is a second step of the installation method of the embodiment of the present invention;
FIG. 3 is a third step of the installation method of the embodiment of the present invention;
FIG. 4 is a final step construction drawing of the installation method of the embodiment of the present invention;
wherein, 1 is a throat, 2 is a heating clarification section, 3 is a cooling section, 4 is a stirring feeding section, 5 is a forming device, 6 is an expansion reserved gap, 7 is a cold welding joint, 10 is a glass kiln, A is a glass liquid flow direction, and B is an expansion direction.
Detailed Description
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
The following detailed description is exemplary in nature and is intended to provide further details of the invention. Unless otherwise defined, all technical terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the invention.
The embodiment of the invention provides a platinum channel installation method considering expansion characteristics and a platinum channel.
The installation method is as follows:
fig. 1 shows the first step of the installation method. The throat pipe 1 is installed according to the hole position of the glass kiln 10 (the hole position where the glass liquid flows out). In the installation process, the upper, lower, left and right actual marked lines of the throat pipe 1 are correspondingly superposed with the marked lines at the hole positions of the glass kiln 10; and fixing the position of the throat pipe 1, and after the throat pipe 1 is fixed, installing the platinum body and the refractory brick material mixed structure of the heating clarification section 2 in place according to the corresponding coincidence of the actual marking of the throat pipe 1 and the actual marking of the heating clarification section 2.
Fig. 2 shows a second step of the installation method. And installing the platinum body and the refractory brick material mixed structure of the stirring and feeding section 4 in place according to the hole position (the hole position where the molten glass flows in) of the forming equipment 5. During installation, the actual marked line of the material supply outlet of the stirring material supply section 4 is correspondingly overlapped with the marked line of the forming equipment 5. And the agitation feeding section 4 is fixed in position. In the process of installing the stirring and feeding section 4, the size length of the cooling section 3 to be installed and the length of the expansion protrusion need to be fully considered.
Fig. 3 shows a third step of the installation method. And installing the platinum body and the refractory brick material mixed structure of the cooling section 3 in place according to the hole position (the hole position where molten glass flows out) of the heating clarification section 2 and the hole position (the hole position where molten glass flows in) of the stirring feeding section 4. In the installation process, the actual marked line of the outlet of the heating clarification section 2 and the marked line of the inlet of the cooling section 3 are correspondingly overlapped, and the actual marked line of the inlet of the stirring feeding section 4 and the marked line of the outlet of the cooling section 3 are correspondingly overlapped.
Fig. 4 shows the final step of the installation method. Calculating and considering the actual expansion length size of the heating clarification section 2 and the cooling section 3, wherein the sum of the two sizes is the vacated size of the expansion reserved gap 6 to be reserved; then the size of the gap at the rear part of the remaining cooling section 3 is the butt joint size of the cold welding joint 7, and the platinum body at the increased part of the cold welding joint 7 is subjected to cold welding butt joint operation.
The other technical scheme of the invention is as follows:
a platinum channel with expansion characteristics, based on the installation method of the platinum channel, comprises the following steps: the glass kiln 10 is characterized in that a molten glass outflow hole of the glass kiln 10 is communicated with one end of a throat pipe 1, the other end of the throat pipe 1 is communicated with one end of a heating and clarifying section 2, the other end of the heating and clarifying section 2 is communicated with one end of a cooling section 3, the other end of the cooling section 3 is communicated with one end of a stirring and feeding section 4, and the other end of the stirring and feeding section 4 is communicated with a forming device 5; an expansion reserved gap 6 is arranged between the heating clarification section 2 and the cooling section 3, and the length of the expansion reserved gap 6 is the sum of the actual expansion lengths of the heating clarification section 2 and the cooling section 3.
The glass kiln 10 refers to a 6 th generation or more than 6 th generation glass kiln for producing glass covered on the surface of an electronic display device. The glass powder is melted, homogenized and clarified to prepare molten glass. The glass kiln 10 comprises a kiln body and a glass melting tank arranged in the kiln body, wherein a feed port and a flue port are arranged on the front wall of the kiln body, a discharge port communicated with a platinum channel is arranged on the rear wall of the kiln body, and the discharge port is a glass liquid outflow hole.
The platinum channel in the installation method of the platinum channel comprises a throat pipe 1, a heating clarification section 2, a cooling section 3 and a stirring feeding section 4, the platinum channel is a channel structure for manufacturing glass by means of clarification, homogenization, cooling, bubble discharge and the like, and the surface of the platinum channel is closed and is similar to a pipeline structure.
The throat pipe 1 belongs to a first section of a platinum channel and is a refractory brick and platinum mixed part for connecting a glass kiln 10 and the platinum channel. The device is mainly used for introducing molten glass in a kiln into a platinum channel through a throat.
The temperature-rising clarification section 2 is a second section of the platinum channel and is a part formed by mixing bricks and platinum. The glass liquid which just flows into the platinum channel is subjected to temperature rise, clarification and homogenization and is positioned between the throat pipe 1 and the cooling section 3.
The cooling section 3 is a third section of the platinum channel, is positioned in the middle of the platinum channel, and is a part formed by mixing bricks and platinum. The use temperature of the clarified and homogenized molten glass in the platinum channel is mainly reduced and the molten glass is positioned between the temperature-rising clarification section 2 and the stirring and feeding section 4.
The stirring and feeding section 4 is the last section of the platinum channel and is a part formed by mixing bricks and platinum. The method mainly comprises the steps of uniformly stirring and mixing the glass liquid after the temperature of the platinum channel is reduced, and supplying proper glass liquid to a forming part between the temperature reduction section 3 and the forming equipment 5.
It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of or equivalence to the invention are intended to be embraced therein.
Claims (10)
1. A platinum channel installation method giving consideration to expansion characteristics is characterized by comprising the following steps:
1) installing a throat pipe at a molten glass outflow hole of a glass kiln; building and installing a heating clarification section to communicate the heating clarification section with the throat pipe;
2) installing and building a stirring and feeding section, communicating the stirring and feeding section with forming equipment, and meanwhile, leaving a reserved position between the stirring and feeding section and the temperature rise clarification section;
3) a cooling section is arranged at the reserved position, and an expansion reserved gap is reserved between the cooling section and the heating clarification section;
4) and welding the cooling section and the stirring and feeding section together.
2. The method for installing the platinum channel with consideration on expansion characteristics as claimed in claim 1, wherein in the step 3), the size of the expansion allowance gap is the sum of the actual expansion length sizes of the temperature rise clarification section and the temperature drop section.
3. The method for installing the platinum channel with both expansion characteristics as claimed in claim 1, wherein in the step 4), the cooling section and the stirring material supply section are welded together by cold welding.
4. The method for installing a platinum channel with expansion characteristics as claimed in claim 3, wherein when the gap between the cooling section and the stirring and feeding section does not satisfy the welding length, the platinum body is added for welding.
5. The method for installing the platinum channel with the expansion characteristic as claimed in claim 1, wherein in the step 1), the glass kiln comprises a kiln body and a glass melting tank arranged in the kiln body, a feeding port and a flue port are formed in the front wall of the kiln body, and a molten glass outflow hole is formed in the rear wall of the kiln body.
6. The method for installing the platinum channel with consideration on the expansion characteristic as claimed in claim 1, wherein in the step 1), an actual marking of the inlet of the throat pipe is correspondingly overlapped with a marking of a molten glass outflow hole of a glass kiln.
7. The method for installing the platinum channel with consideration on expansion characteristics as claimed in claim 1, wherein in the step 1), an actual marking of the outlet of the throat pipe is correspondingly overlapped with an actual marking of the inlet of the temperature-rising clarification section.
8. The method for installing the platinum channel with consideration on expansion characteristics as claimed in claim 1, wherein in the step 3), an actual marked line of an outlet of the temperature rising clarification section is correspondingly overlapped with a marked line of an inlet of the temperature lowering section.
9. The method for installing the platinum channel with consideration of expansion characteristics as claimed in claim 1, wherein in the step 2), an actual marking of the material feeding outlet of the stirring material feeding section is correspondingly overlapped with a marking of a forming device.
10. A platinum channel having a good balance between expansion characteristics, wherein the platinum channel mounting method according to claim 1 comprises: the glass kiln is characterized in that a molten glass outflow hole of the glass kiln is communicated with one end of a throat pipe, the other end of the throat pipe is communicated with one end of a heating and clarifying section, the other end of the heating and clarifying section is communicated with one end of a cooling section, the other end of the cooling section is communicated with one end of a stirring and feeding section, and the other end of the stirring and feeding section is communicated with a forming device; an expansion reserved gap is arranged between the heating clarification section and the cooling section, and the length of the expansion reserved gap is the sum of the actual expansion length of the heating clarification section and the actual expansion length of the cooling section.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011018954.7A CN112209600B (en) | 2020-09-24 | 2020-09-24 | Platinum channel installation method considering expansion characteristic and platinum channel |
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| CN202011018954.7A CN112209600B (en) | 2020-09-24 | 2020-09-24 | Platinum channel installation method considering expansion characteristic and platinum channel |
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| CN112209600A true CN112209600A (en) | 2021-01-12 |
| CN112209600B CN112209600B (en) | 2023-02-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114873905A (en) * | 2022-05-30 | 2022-08-09 | 彩虹显示器件股份有限公司 | Device and method for managing temperature rise and expansion of substrate glass channel |
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| CN201567285U (en) * | 2009-11-25 | 2010-09-01 | 河北东旭投资集团有限公司 | Structure for preventing platinum channel from deforming |
| CN204198573U (en) * | 2014-09-30 | 2015-03-11 | 彩虹显示器件股份有限公司 | A kind of intensification settling section platinum channel thermal expansion management devices |
| CN206408088U (en) * | 2016-12-30 | 2017-08-15 | 陕西彩虹电子玻璃有限公司 | A kind of masonry construction of cover-plate glass platinum channel |
| CN209567982U (en) * | 2019-02-01 | 2019-11-01 | 芜湖东旭光电科技有限公司 | Hot butt junction location device |
| CN211339266U (en) * | 2019-09-29 | 2020-08-25 | 彩虹显示器件股份有限公司 | Platinum feeding channel for substrate glass |
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2020
- 2020-09-24 CN CN202011018954.7A patent/CN112209600B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201567285U (en) * | 2009-11-25 | 2010-09-01 | 河北东旭投资集团有限公司 | Structure for preventing platinum channel from deforming |
| CN204198573U (en) * | 2014-09-30 | 2015-03-11 | 彩虹显示器件股份有限公司 | A kind of intensification settling section platinum channel thermal expansion management devices |
| CN206408088U (en) * | 2016-12-30 | 2017-08-15 | 陕西彩虹电子玻璃有限公司 | A kind of masonry construction of cover-plate glass platinum channel |
| CN209567982U (en) * | 2019-02-01 | 2019-11-01 | 芜湖东旭光电科技有限公司 | Hot butt junction location device |
| CN211339266U (en) * | 2019-09-29 | 2020-08-25 | 彩虹显示器件股份有限公司 | Platinum feeding channel for substrate glass |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114873905A (en) * | 2022-05-30 | 2022-08-09 | 彩虹显示器件股份有限公司 | Device and method for managing temperature rise and expansion of substrate glass channel |
| CN114873905B (en) * | 2022-05-30 | 2023-09-22 | 彩虹显示器件股份有限公司 | Device and method for temperature rise expansion management of substrate glass channel |
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| CN112209600B (en) | 2023-02-03 |
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