CN112299684A - Plate glass kiln - Google Patents
Plate glass kiln Download PDFInfo
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- CN112299684A CN112299684A CN202011215687.2A CN202011215687A CN112299684A CN 112299684 A CN112299684 A CN 112299684A CN 202011215687 A CN202011215687 A CN 202011215687A CN 112299684 A CN112299684 A CN 112299684A
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- passage
- branch
- melting part
- sheet glass
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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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- Engineering & Computer Science (AREA)
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- Organic Chemistry (AREA)
- Glass Melting And Manufacturing (AREA)
Abstract
The invention provides a sheet glass kiln, comprising: the melting part is provided with a feeding port at one end; a conveying passage including a plurality of main passages, all of which are parallel to each other and arranged perpendicular to a center line of the melting portion, and end portions of all of which communicate with the other end of the melting portion; each main channel is provided with at least one branch channel perpendicular to the main channel, and all the branch channels are parallel to each other. The invention is used for solving the problem that the single line forming in the prior art can not be matched with the prior large-tonnage kiln.
Description
Technical Field
The invention relates to the technical field of plate glass production, in particular to a kiln capable of processing plate glass in multiple lines.
Background
With the continuous development of the technology of the plate glass kiln, the melting capacity of the kiln is continuously improved, the maximum output of the currently operated kiln reaches 1250t/d daily, and the future trend of reaching 1500t/d daily is reached. However, the current glass production line is limited by single-line forming equipment, plate width, thickness and drawing speed, and the single-line forming kiln operated at the current stage cannot be matched with the melting capacity of a large-tonnage kiln.
Chinese patent publication No. CN208562137U and chinese patent application publication No. CN111233305A all disclose a kiln scheme of one kiln with multiple wires, and the multiple wires are arranged at two sets of positions for discharging to two sides perpendicular to the central line of the kiln, and this arrangement mode is unreasonable from the viewpoint of land use efficiency and process arrangement, so that the civil engineering investment is greatly increased, the land use cannot be modularized, the transportation in the yard is greatly increased, the transportation is difficult, and the transportation area is increased.
Chinese patent publication No. CN201174061U discloses a one-kiln three-line ultra-thin float glass production line, which is divided into three flow channels by a first-level neck connecting with a flow dividing device, and the three flow channels are respectively connected with a second-level neck and a cooling part and connected with a subsequent float forming device. The diverging device behind this patent one-level neck is very little, and the liquid stream is great each other influenced when making the reposition of redundant personnel, and especially middle cooling portion is very close from diverging device, receives both sides liquid stream to influence greatly, and production is difficult for stably.
Chinese patent publication No. CN102408182A discloses a glass melting furnace for producing two kinds of low-iron plate glass, wherein a neck outlet is connected with a transverse passage through which molten glass flows to both sides, and the transverse passage is connected with a plurality of branch passages, such a structural design is very difficult for seven, eight or more than seven lines in a furnace, which is why one furnace discharges more lines in the same direction, the distance between the branch passages at both sides leaving the central line of the furnace is too large, the temperature drop is too large, the forming temperature cannot be guaranteed, and the trend that one furnace develops to more lines cannot be satisfied.
Therefore, there is a need for a kiln with more branch line access to solve the above problems.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, it is an object of the present invention to provide a sheet glass kiln for solving the problem in the prior art that single line forming cannot be matched with existing large tonnage kilns.
To achieve the above and other related objects, the present invention provides a sheet glass furnace comprising: the melting part is provided with a feeding port at one end; a conveying passage including a plurality of main passages, all of which are parallel to each other and arranged perpendicular to a center line of the melting portion, and end portions of all of which communicate with the other end of the melting portion; each main channel is provided with at least one branch channel perpendicular to the main channel, and all the branch channels are parallel to each other.
Preferably, the communication between the main passage and the melting part is provided with an adjusting mechanism for adjusting the flow rate, temperature and quality of the molten glass flowing into the branch passage.
Preferably, the midline of all of the branch passages is parallel to the midline of the melt portion.
Preferably, a heating device is provided around the periphery of the melting portion.
Preferably, the main passage includes a first passage, a second passage, and a third passage, the third passage being coaxially disposed with the melting portion, the first and second passages being symmetrically disposed with respect to a center line of the melting portion.
Preferably, the central line of the first passage and the central line of the second passage are located on the same straight line, or the central line of the first passage and the central line of the second passage are arranged in parallel at a distance.
Preferably, the branch passages on the first passage and the branch passages on the second passage are symmetrically distributed with respect to a center line of the melting part; and a plurality of pairs of branch passages which are symmetrically distributed relative to the central line of the melting part are arranged on the third passage.
Preferably, adjacent said spur channels are spaced 6m-20m apart.
Preferably, the inner diameter of the branch line passage is determined according to the size of the molded product.
As mentioned above, the plate glass kiln furnace has the following beneficial effects:
the material to be processed enters the main passage after being melted into molten glass in the melting part, and the multi-line flow distribution of the molten glass can be realized due to the mode that the outlet end of the melting part is provided with the plurality of main passages, so that the temperature of the molten glass flowing out of the melting part is ensured to be the same; meanwhile, the molten glass flows into each main passage in a shunting manner and then enters branch passages connected with the main passages, and the arrangement of the multi-branch passages can increase the yield of the produced glass, match with the existing large-tonnage kiln and transport the molten glass melted by the kiln to forming equipment for processing in time.
Drawings
Fig. 1 is a schematic view of a sheet glass furnace according to the present embodiment.
Description of the element reference numerals
1 feeding port
2 melting part
3 first neck
4 second neck
5 third collar
6 first path
7 second pathway
8 third path
9 first branch
10 second branch
11 third branch
12 fourth branch
13 fifth branch
14 sixth branch
15 the seventh branch
16 eighth branch
17 first water bag
18 second water bag
19 third water bag
20 first stirrer
21 second stirrer
22 third stirrer
23 heating device
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.
As shown in fig. 1, the present invention provides a sheet glass furnace comprising: the melting part 2, one end of the melting part 2 is provided with a feeding port 1; a conveying path connected to the other end of the melting section 2 through a neck, the conveying path including a plurality of main paths, each main path corresponding to one neck, all the main paths being arranged in parallel and perpendicular to a center line of the melting section 2; all the main passages are provided with at least one branch passage perpendicular to the main passages, and the adjacent branch passages are arranged in parallel at a certain distance.
The material to be processed enters the main passage after being melted into molten glass in the melting part, and the multi-line flow distribution of the molten glass can be realized due to the mode that the outlet end of the melting part is provided with the plurality of main passages, so that the temperature of the molten glass flowing out of the melting part is ensured to be the same; meanwhile, the molten glass flows into each main passage in a shunting manner and then enters branch passages connected with the main passages, and the arrangement of the multi-branch passages can increase the yield of the produced glass, match with the existing large-tonnage kiln and transport the molten glass melted by the kiln to forming equipment for processing in time.
Specifically, a heating device 23 is arranged around the periphery of the melting part 2, the heating device 23 is used for heating, melting and clarifying the material to be processed in the melting part 2, and the heating can be more uniform by arranging around the periphery.
As shown in fig. 1, in the present embodiment, there are three main passages, namely, a first passage 6, a second passage 7 and a third passage 8, the third passage 8 is disposed on the center line of the melting part 2, the first passage 6 and the second passage 7 are symmetrically disposed with respect to the center line of the melting part 2, and the symmetrical positions can realize symmetrical pulling amounts in the first passage 6 and the second passage 7, so that the glass liquid is more stably conveyed in the conveying passage, and the production is more stable; meanwhile, the first passage 6 and the second passage 7 are connected to a circumferential outlet provided on the outer peripheral wall of the melting portion 2, respectively, the third passage 8 is connected to a central outlet provided on the center line of the melting portion 2, and the circumferential outlet is provided near the central outlet, thereby improving the temperature and quality of the glass liquid flowing out.
In this embodiment, the central lines of the first passage 6 and the second passage 7 may be on the same straight line, or the first passage 6 and the second passage 7 are arranged in parallel and staggered, and the distance between the two is at most 15m, and the maximum distance is set to avoid that the first passage 6 and the second passage 7 are too far away, which cannot guarantee the consistency of the final molding temperature in the first passage 6 and the second passage 7, and thus the temperature difference between the molten glass in the first passage 6 and the second passage 7 is too large, which affects the quality of the finally produced product.
As shown in fig. 1, in this embodiment, the first passage 6 is provided with 2 branch passages, which are respectively a first branch passage 9 and a second branch passage 10, and the third passage is provided with 2 branch passages, which are respectively a seventh branch passage 15 and an eighth branch passage 16, wherein the first branch passage 9 and the second branch passage 10 are respectively symmetrically arranged with the eighth branch passage 16 and the seventh branch passage 15 relative to a central line of the melting portion; the second passage 7 is provided with 4 branch passages which are respectively a third branch passage 11, a fourth branch passage 12, a fifth branch passage 13 and a sixth branch passage 14, wherein the third branch passage 11 and the fourth branch passage 12 are respectively symmetrically arranged with the sixth branch passage 14 and the fifth branch passage 13 relative to the central line of the melting part, and the symmetrical positions can realize symmetrical pulling amount in the branch passages, so that the glass liquid is more stably conveyed in the branch passages, and the production is more stable. The third branch 11, the fourth branch 12, the sixth branch 14 and the fifth branch 13 may be perpendicular to the central line of the melting part, or may be parallel to the central line of the melting part.
Furthermore, the central lines of all the branch passages are parallel to the central line of the melting part, the arrangement can improve the land utilization efficiency, and can prevent the excessive distance of the central lines of the branch passages leaving the melting part 2 and the excessive temperature drop from ensuring the molding temperature; preferably, the outlet directions of all branch passages are the same and are consistent with the flow direction of the material from the feeding port 1 to the outlet side of the melting part 2, so that the direction of the molten glass flow is not greatly changed, the delivery of the molten glass in the branch passages is more stable, and the production is more stable. Preferably, the distance between two adjacent branch passages is 6m-20m, so as to maintain the production operation of each branch passage and facilitate the repair and installation of the branch passages.
The size of each branch passage is determined according to a product to be formed, the flexible arrangement of the diameters of the branch passages can increase the richness of the same batch of products, and the production efficiency is increased.
In order to ensure that the parameters of the molten glass flowing into the linear passage are consistent, the material to be processed flows into each main passage through the neck after the molten glass is melted in the melting part 2, as shown in fig. 1, a plurality of necks used as outlets are arranged at the other end of the melting part, namely, a first neck 3, a second neck 4 and a third neck 5, and the first neck 3 and the second neck 4, namely, the circumferential outlets of the melting part 2 are respectively connected with a first passage 6 and a second passage 7; the third neck 5 is a central outlet of the melting portion 2 and is connected to the third passage 8. The neck can select the glass liquid, filters the dross on upper strata to and reduce cooling portion glass liquid reflux, avoid the glass liquid that has heated the melting good to be heated again, extravagant energy. As a preferable scheme, the adjusting mechanisms are disposed at the necks, in this embodiment, the adjusting mechanisms include a water bag and a stirrer, wherein the first neck 3 is provided with a first water bag 17 and a first stirrer 20, the second neck 4 is provided with a second water bag 18 and a second stirrer 21, the third neck 5 is provided with a third water bag 19 and a third stirrer 22 controller, and the water bag and the stirrer are used for adjusting the flow rate, the temperature and the quality of the molten glass flowing into the branch line passage, so that each parameter of the molten glass flowing into the branch line passage meets the requirement, and the quality of the final molded product is ensured.
In summary, according to the kiln disclosed by the invention, after the material to be processed is melted into the molten glass in the melting part, the molten glass enters the main passage, and due to the way that the outlet end of the melting part is provided with the plurality of main passages, the multi-line flow distribution of the molten glass can be realized, and the temperature of the molten glass flowing out of the melting part is ensured to be the same; meanwhile, the molten glass flows into each main passage in a shunting manner and then enters branch passages connected with the main passages, and the arrangement of the multi-branch passages can increase the yield of the produced glass, match with the existing large-tonnage kiln and transport the molten glass melted by the kiln to forming equipment for processing in time.
Therefore, the invention effectively overcomes various defects in the prior art and has high industrial utilization value.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (9)
1. A sheet glass furnace, comprising:
the melting part (2), one end of the melting part (2) is provided with a feeding port (1);
a conveying path which comprises a plurality of main paths, wherein all the main paths are parallel to each other and are arranged perpendicular to the central line of the melting part (2), and the end parts of all the main paths are communicated with the other end of the melting part (2); each main channel is provided with at least one branch channel perpendicular to the main channel, and all the branch channels are parallel to each other.
2. A sheet glass furnace as claimed in claim 1, characterized in that: and an adjusting mechanism is arranged at the communication part of the main passage and the melting part (2), and is used for adjusting the flow, the temperature and the quality of the molten glass flowing into the branch passage.
3. A sheet glass furnace as claimed in claim 1, characterized in that: the midline of all the branch passages is parallel with the midline of the melting part (2).
4. A sheet glass furnace as claimed in claim 1, characterized in that: a heating device (23) is provided around the periphery of the melting section (2).
5. A sheet glass furnace as claimed in claim 1, characterized in that: the main passage comprises a first passage (6), a second passage (7) and a third passage (8), the third passage (8) is coaxially arranged with the melting part (2), and the first passage (6) and the second passage (7) are symmetrically arranged relative to the central line of the melting part (2).
6. A sheet glass furnace according to claim 5, characterized in that: the midline of the first passage (6) and the midline of the second passage (7) are positioned on the same straight line, or the midline of the first passage (6) and the midline of the second passage (7) are arranged in parallel at a certain distance.
7. A sheet glass furnace according to claim 5, characterized in that: branch passages on the first passage (6) and branch passages on the second passage (7) are symmetrically distributed relative to the midline of the melting part (2); and a plurality of pairs of branch passages which are symmetrically distributed relative to the central line of the melting part (2) are arranged on the third passage (8).
8. A sheet glass furnace as claimed in claim 1, characterized in that: the distance between adjacent branch passages is 6m-20 m.
9. A sheet glass furnace as claimed in claim 1, characterized in that: the inner diameter of the branch passage is determined according to the size of the molded product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011215687.2A CN112299684B (en) | 2020-11-04 | 2020-11-04 | Plate glass kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011215687.2A CN112299684B (en) | 2020-11-04 | 2020-11-04 | Plate glass kiln |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112299684A true CN112299684A (en) | 2021-02-02 |
| CN112299684B CN112299684B (en) | 2021-09-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011215687.2A Active CN112299684B (en) | 2020-11-04 | 2020-11-04 | Plate glass kiln |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112299684B (en) |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB804505A (en) * | 1955-03-15 | 1958-11-19 | Penberthy Harvey Larry | Improvements in glass manufacture |
| US4389725A (en) * | 1981-07-27 | 1983-06-21 | Owens-Illinois, Inc. | Electric boosting control for a glass forehearth |
| CN201301274Y (en) * | 2008-08-30 | 2009-09-02 | 中国建材国际工程有限公司 | Multiline melting furnace for producing ultra-white glass or solar battery patterned glass |
| CN201901633U (en) * | 2010-12-11 | 2011-07-20 | 巨石集团有限公司 | Environment-friendly glass fiber tank furnace |
| CN102234172A (en) * | 2010-04-26 | 2011-11-09 | 信义光伏产业(安徽)控股有限公司 | Ultrawhite calendering glass kiln |
| CN102417289A (en) * | 2011-08-29 | 2012-04-18 | 陈永林 | Energy saving ultra clear glass kiln |
| CN104724903A (en) * | 2013-12-24 | 2015-06-24 | 肖自江 | Production method of energy-saving environment-friendly glass spheres and glass sphere melting furnace |
| CN105936582A (en) * | 2016-06-14 | 2016-09-14 | 赵宁光 | Glass melting furnace six-line molten glass pathway |
| CN207347383U (en) * | 2017-04-18 | 2018-05-11 | 长利玻璃洪湖有限公司 | Float glass structure |
| CN208747914U (en) * | 2018-01-30 | 2019-04-16 | 中建材（宜兴）新能源有限公司 | A kind of photovoltaic energy ultrawhite figured glass kiln |
| CN109734287A (en) * | 2019-03-06 | 2019-05-10 | 中国建材国际工程集团有限公司 | A kind of multi-thread rolled glass melting furnaces of a kiln |
| CN110526553A (en) * | 2018-05-25 | 2019-12-03 | 清远南玻节能新材料有限公司 | The production method of floatation glass production line and its melting furnaces and float glass |
| CN209815941U (en) * | 2018-04-24 | 2019-12-20 | 清远忠信世纪玻纤有限公司 | Glass fiber smelting furnace |
| CN111233305A (en) * | 2020-03-05 | 2020-06-05 | 武汉长利新材料科技有限公司 | One-kiln multi-line large-tonnage melting kiln suitable for sheet glass production |
-
2020
- 2020-11-04 CN CN202011215687.2A patent/CN112299684B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB804505A (en) * | 1955-03-15 | 1958-11-19 | Penberthy Harvey Larry | Improvements in glass manufacture |
| US4389725A (en) * | 1981-07-27 | 1983-06-21 | Owens-Illinois, Inc. | Electric boosting control for a glass forehearth |
| CN201301274Y (en) * | 2008-08-30 | 2009-09-02 | 中国建材国际工程有限公司 | Multiline melting furnace for producing ultra-white glass or solar battery patterned glass |
| CN102234172A (en) * | 2010-04-26 | 2011-11-09 | 信义光伏产业(安徽)控股有限公司 | Ultrawhite calendering glass kiln |
| CN201901633U (en) * | 2010-12-11 | 2011-07-20 | 巨石集团有限公司 | Environment-friendly glass fiber tank furnace |
| CN102417289A (en) * | 2011-08-29 | 2012-04-18 | 陈永林 | Energy saving ultra clear glass kiln |
| CN104724903A (en) * | 2013-12-24 | 2015-06-24 | 肖自江 | Production method of energy-saving environment-friendly glass spheres and glass sphere melting furnace |
| CN105936582A (en) * | 2016-06-14 | 2016-09-14 | 赵宁光 | Glass melting furnace six-line molten glass pathway |
| CN207347383U (en) * | 2017-04-18 | 2018-05-11 | 长利玻璃洪湖有限公司 | Float glass structure |
| CN208747914U (en) * | 2018-01-30 | 2019-04-16 | 中建材（宜兴）新能源有限公司 | A kind of photovoltaic energy ultrawhite figured glass kiln |
| CN209815941U (en) * | 2018-04-24 | 2019-12-20 | 清远忠信世纪玻纤有限公司 | Glass fiber smelting furnace |
| CN110526553A (en) * | 2018-05-25 | 2019-12-03 | 清远南玻节能新材料有限公司 | The production method of floatation glass production line and its melting furnaces and float glass |
| CN109734287A (en) * | 2019-03-06 | 2019-05-10 | 中国建材国际工程集团有限公司 | A kind of multi-thread rolled glass melting furnaces of a kiln |
| CN111233305A (en) * | 2020-03-05 | 2020-06-05 | 武汉长利新材料科技有限公司 | One-kiln multi-line large-tonnage melting kiln suitable for sheet glass production |
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| Publication number | Publication date |
|---|---|
| CN112299684B (en) | 2021-09-07 |
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