CN211896650U - Tin ash cleaning structure at outlet of tin bath - Google Patents
Tin ash cleaning structure at outlet of tin bath Download PDFInfo
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- CN211896650U CN211896650U CN202020180104.6U CN202020180104U CN211896650U CN 211896650 U CN211896650 U CN 211896650U CN 202020180104 U CN202020180104 U CN 202020180104U CN 211896650 U CN211896650 U CN 211896650U
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- tin
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
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Abstract
The utility model discloses a molten tin bath outlet tin ash clearance structure, take off the sediment pond and set up the linear electric motor in taking off the sediment pond including molten tin bath, molten tin bath lateral wall outside setting, linear electric motor sets to constitute the acute angle with the molten tin bath lateral wall. The linear motor is arranged to form a certain angle with the side wall of the tin bath, so that tin ash brought by pulling the glass plate under the outlet glass plate directly enters the slag removing pool under the action area of the linear motor through the flow guiding action of the side wall of the slag removing pool, and the tin ash is prevented from flowing back to the outlet lip brick and entering the lower part of the glass plate. In addition, even if a small amount of tin ash enters the lower part of the glass plate, the acting force of the linear motor can also act on the position close to the central line of the lower part of the glass plate, so that the aim of completely removing the tin ash is fulfilled. The utility model discloses do not have the clearance dead angle, be difficult for blockking up, the tin ash under the clearance molten tin bath export board greatly degree ground improves glass quality and output.
Description
Technical Field
The utility model belongs to float glass production field especially relates to a molten tin bath export tin ash clearance structure.
Background
The tin bath is the core thermal equipment for float glass production, the tin bath is filled with tin liquor, during production, the glass liquor flows into the tin bath through the flow channel, the glass liquor floats on the surface of the tin liquor, and is successively flattened, polished and formed, after annealing, the flatness is finally formedGood and high light transmittance. The purity of the tin liquid has great influence on the quality of the glass and even the yield. In normal production, N is in the tin bath2+H2Atmosphere protection, however, the route of contamination of the tin bath is impossible to eliminate. Firstly, the glass itself brings much CO into the molten tin2、H2O、SO2、O2And the like. Secondly, air is not permeated into the holes and the outlets at the tail parts of the tin baths at any time in various operation observation. Oxygen enters the tin bath and reacts with tin liquid to form tin oxide, and tin oxide ash existing below the glass plate seriously affects the quality of the glass plate, generates tin marks, contusions and the like of the glass, and leads the surface smoothness of the glass to be affected.
At present, tin ash is cleaned mainly through the action of a linear motor arranged in a slagging-off pool, the influence of the pulling speed of a glass plate enables the tin ash to be blocked by a lip brick at the outlet of a tin bath to generate backflow, and the linear motor and the glass plate act in parallel to enable the backflow tin ash to enter the slagging-off pool. Because the structure has backflow dead angles near the lower central line of the glass plate, the tin ash is not completely cleaned to affect the lower quality of the plate, and the problem of timely cleaning the tin ash below the glass plate is one of important technical bottlenecks for ensuring the lower quality of the plate in float glass production.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that overcome not enough and the defect mentioned in the above background art, provide a molten tin bath export tin ash clearance structure to tin ash under bigger degree ground clearance glass board improves the glass quality.
In order to solve the technical problem, the utility model provides a technical scheme does:
the utility model provides a molten tin bath export tin ash clearance structure, includes that molten tin bath, molten tin bath lateral wall outside set up take off the sediment pond and set up the linear electric motor in taking off the sediment pond, linear electric motor sets up to constitute the acute angle with the molten tin bath lateral wall.
Furthermore, the direction of the current acting force of the linear motor points to one side far away from the tin bath outlet and forms an included angle of 40-50 degrees with the side wall of the tin bath. Furthermore, the included angle between the current acting force direction of the linear motor and the side wall of the tin bath is 45 degrees.
Furthermore, an outlet lip brick is arranged at the outlet end of the tin bath, a tin ash inflow port is arranged at the position, close to the outlet lip brick, of the slag removing pool, and an acute angle is formed between the side wall of the slag removing pool on one side of the tin ash inflow port and the side wall of the tin bath. Furthermore, the linear motor is arranged at the tin ash flow inlet and is parallel to the side wall of the slagging-off pool at one side of the tin ash flow inlet.
Furthermore, the central line of the tin ash inflow port is intersected with the position of a vertical distance l from the outlet lip brick to the side wall of the tin bath, wherein l is 1/5-1/3 of the length of the outlet lip brick. Furthermore, l is 0.8 to 1.0 meter.
Furthermore, one side of the slag removing pool, which is far away from the outlet lip brick, is provided with a dust cleaning port and a molten tin backflow port.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a set linear electric motor to constitute certain angle with the molten tin bath lateral wall, make under the export glass board draw the tin ash of taking over through the glass board and directly get into through the water conservancy diversion effect of taking off the slag bath lateral wall and take off the slag bath when linear electric motor's active area, avoid the tin ash to advance to export lip brick production backward flow and get into under the glass board. In addition, even if a small amount of tin ash enters the lower part of the glass plate, the acting force of the linear motor can also act on the position close to the central line of the lower part of the glass plate, so that the aim of completely removing the tin ash is fulfilled. The utility model discloses do not have the clearance dead angle, be difficult for blockking up, the tin ash under the clearance molten tin bath export board greatly degree ground improves glass quality and output.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a top view of a prior art tin bath structure;
FIG. 2 is a top view of the cleaning structure of the present invention;
wherein: 1. a tin bath; 11. a tin bath side wall; 2. an outlet lip brick; 3. a slag removing pool; 31. the side wall of the slag removing pool; 4. a linear motor; 5. an operation hole; 6. a tin ash inflow port; 7. cleaning the ash hole; 8. a molten tin reflow port; a. the direction of travel of the glass sheet; b. flowing direction of tin ash; c. direction of linear motor current acting force.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully and specifically with reference to the accompanying drawings and preferred embodiments, but the scope of the present invention is not limited to the following specific embodiments.
Unless otherwise defined, all terms of art used hereinafter have the same meaning as commonly understood by one of ordinary skill in the art. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to limit the scope of the present invention.
As shown in figure 1, which is a top view of a tin bath structure in the prior art, an outlet lip brick 2 is arranged at the outlet end of the tin bath 1, and slag raking pools 3 are respectively arranged at two sides of a side wall 11 of the tin bath 1. The linear motor 4 is arranged in the slag skimming pool 3, the linear motor 4 is arranged to enable the current acting force direction c of the linear motor to be reverse and parallel to the glass plate running direction a, and directional thrust is applied to the tin liquid through electromagnetic force. The slag removing pool 3 is provided with a tin ash inflow port 6 at the position close to the outlet lip brick 2, and the other side is respectively provided with an ash cleaning port 7 and a tin liquid reflux port 8. The side wall 31 of the slagging-off pool, which is positioned at one side of the tin ash inflow opening 6, is vertical to the side wall 11 of the tin bath. An operation hole 5 is arranged between the sidewall 31 of the slag removing pool and the outlet lip brick 2.
The glass plate runs towards the outlet of the tin bath to drive tin ash on two sides of the glass plate in the tin bath 1 to flow to the outlet, the tin ash is blocked by the lip brick 2 at the outlet and is shunted towards two sides (as indicated by the flow direction b of the tin ash in the figure), one part of the tin ash flows into the slag raking pool 3 under the influence of the current of the linear motor 4 of the slag raking machine, the tin ash is cleaned through the ash cleaning port 7, and clean tin liquid flows back into the tin bath through the tin liquid backflow port 8; and part of the solder paste flows to the lower part of the glass plate, and the solder paste flows to the lower part of the glass plate, cannot automatically flow out due to weak acting force of the slag raking machine, and needs to be manually cleaned from the operation hole 5.
For avoiding under the tin ash backward flow gets into the glass board, clearance tin ash under the molten tin bath export board to bigger degree, the utility model discloses improved on prior art basis. As shown in fig. 2, the utility model discloses a cleaning structure, the exit end of molten tin bath 1 sets up export lip brick 2, and molten tin bath 1's molten tin bath lateral wall 11 both sides respectively are provided with takes off slag bath 3. The linear motor 4 is arranged in the slag removing pool 3. The slag removing pool 3 is provided with a tin ash inflow port 6 at the position close to the outlet lip brick 2, and the other side is respectively provided with an ash cleaning port 7 and a tin liquid reflux port 8. An operation hole 5 is arranged between the sidewall 31 of the slag removing pool and the outlet lip brick 2.
The utility model discloses a linear electric motor 4's installation constitutes certain angle with molten tin bath lateral wall 11. The inclination angle of the slag removing pool side wall 31 positioned at one side of the tin ash inflow port 6 is consistent with that of the linear motor 4, namely the linear motor 4 is parallel to the slag removing pool side wall 31. The direction c of the current acting force of the linear motor points to one side far away from the tin bath outlet, and the included angle between the direction c and the side wall 11 (the glass plate running direction a) of the tin bath is preferably 40-50 degrees. The angle is too large, and the stability of the glass plate is affected although the dust removing capability is enhanced; the angle is too small, and the tin ash removing capability under the glass plate is weakened. The ash removing capability and the stability of the glass plate are comprehensively considered, and the angle of 45 degrees is the optimal angle.
Preferably, the central line of the tin ash inlet 6 (passing through the midpoint of the tin ash inlet 6 and being parallel to the direction c of the current acting force of the linear motor) passes through the area near the position of the central line under the glass plate (namely, the reflow dead angle). Preferably, the centerline of the tin ash inlet 6 intersects the outlet lip 2 at a vertical distance l from the working opening 5. l is about 1/5 to 1/3 of the length of the outlet lip tile 2, preferably 0.8 to 1.0 m.
The glass plate runs towards the outlet of the molten tin bath to drive tin ash on two sides of the glass plate in the molten tin bath 1 to flow to the outlet, the tin ash moves forward to meet the guiding force of the current action of a linear motor 4 of the slag removing machine, and flows into a slag removing pool 3 from a tin ash inflow port 6 along the direction c of the current action force of the linear motor and is subjected to the guiding action of a side wall 31 of the slag removing pool, and the flow direction of the tin ash in the drawing is indicated as the flow direction b of; if the quantity of the tin ash is large, a part of the tin ash is blocked to enter the lower part of the glass plate, the current acting force of the linear motor 4 can automatically guide the tin ash into the slag removing pool 3, and the tin ash is removed through the ash removing port 7 to achieve the purpose of removing the tin ash.
The foregoing is illustrative of the preferred embodiment of the present invention and is not to be construed as limiting the invention in any way. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention should fall within the protection scope of the technical solution of the present invention.
Claims (8)
1. The utility model provides a molten tin bath export tin ash clearance structure, includes molten tin bath, the slag removing pool that the molten tin bath lateral wall outside set up and sets up the linear electric motor in the slag removing pool, its characterized in that, linear electric motor sets up to constitute the acute angle with the molten tin bath lateral wall.
2. The tin dross cleaning structure of claim 1, wherein the direction of the current applied by the linear motor points to a side away from the tin bath outlet and forms an angle of 40-50 degrees with the side wall of the tin bath.
3. The tin dross cleaning structure of claim 2, wherein an angle between the direction of the current applied by the linear motor and the side wall of the tin bath is 45 degrees.
4. A molten tin bath outlet tin ash cleaning structure as set forth in any one of claims 1 to 3, wherein an outlet lip is arranged at the outlet end of the molten tin bath, a tin ash inlet is arranged at a position close to the outlet lip in the slag removing pool, and an acute angle is formed between the side wall of the slag removing pool on one side of the tin ash inlet and the side wall of the molten tin bath.
5. The tin dross cleaning structure of claim 4, wherein the linear motor is disposed at the tin dross inlet and parallel to the sidewall of the dross removing bath on the side of the tin dross inlet.
6. The tin dross cleaning structure of claim 4, wherein the centerline of the tin dross inlet intersects the outlet lip at a vertical distance l from the side wall of the tin bath, wherein l is 1/5-1/3 of the length of the outlet lip.
7. A tin outlet tin ash cleaning structure as set forth in claim 6, wherein l is 0.8-1.0 m.
8. The tin bath outlet tin ash cleaning structure as claimed in claim 4, wherein the slag removing pool is provided with an ash cleaning port and a molten tin backflow port at one side far away from the outlet lip brick.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020180104.6U CN211896650U (en) | 2020-02-18 | 2020-02-18 | Tin ash cleaning structure at outlet of tin bath |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020180104.6U CN211896650U (en) | 2020-02-18 | 2020-02-18 | Tin ash cleaning structure at outlet of tin bath |
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| CN211896650U true CN211896650U (en) | 2020-11-10 |
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| CN202020180104.6U Active CN211896650U (en) | 2020-02-18 | 2020-02-18 | Tin ash cleaning structure at outlet of tin bath |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114212974A (en) * | 2021-12-13 | 2022-03-22 | 蚌埠中光电科技有限公司 | Float glass production line molten tin bath dross removal mechanism |
| CN114349315A (en) * | 2021-12-17 | 2022-04-15 | 蚌埠中光电科技有限公司 | Method and device for protecting molten tin in float glass tin bath |
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2020
- 2020-02-18 CN CN202020180104.6U patent/CN211896650U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114212974A (en) * | 2021-12-13 | 2022-03-22 | 蚌埠中光电科技有限公司 | Float glass production line molten tin bath dross removal mechanism |
| CN114349315A (en) * | 2021-12-17 | 2022-04-15 | 蚌埠中光电科技有限公司 | Method and device for protecting molten tin in float glass tin bath |
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Address after: 423400 No. 9 Jianggao Road, Ziwu Industrial Park, Tangdong Street, Zixing City, Chenzhou City, Hunan Province Patentee after: Hunan Qibin Solar Technology Co.,Ltd. Address before: 423400 No. 9 Jianggao Road, Ziwu Industrial Park, Tangdong Street, Zixing City, Chenzhou City, Hunan Province Patentee before: CHENZHOU QIBIN PHOTOVOLTAIC AND PHOTOELECTRIC GLASS Co.,Ltd. |