CN210736524U - TFT-LCD glass kiln flue cooling device - Google Patents
TFT-LCD glass kiln flue cooling device Download PDFInfo
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- CN210736524U CN210736524U CN201921499664.1U CN201921499664U CN210736524U CN 210736524 U CN210736524 U CN 210736524U CN 201921499664 U CN201921499664 U CN 201921499664U CN 210736524 U CN210736524 U CN 210736524U
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Abstract
The utility model discloses a TFT-LCD glass kiln flue cooling device, which comprises an exhaust hole arranged on the wall body of a kiln, wherein a steel flue is arranged on the exhaust hole and leads to a dust removal system, a water cooling sleeve is sleeved on the steel flue, a water inlet is arranged at one end of the water cooling sleeve close to the exhaust hole, and the water inlet is connected with a water inlet pipe through a ball valve and a cooling water joint; a water outlet is arranged at one end of the water-cooling sleeve close to the dust removal system and is connected with the water outlet pipe through a ball valve and a cooling water joint; the water cooling sleeve is arranged outside the steel flue so as to reduce the temperature of the flue gas.
Description
Technical Field
The utility model relates to a TFT-LCD glass production technical field especially relates to a TFT-LCD glass kiln flue cooling device.
Background
The temperature of the kiln for producing TFT-LCD glass reaches more than 1600 ℃, the temperature is more than 100 ℃ higher than that of the common glass kiln, the temperature of the flue gas is very high after the flue gas enters a flue and can reach more than 1000 ℃, and nitrogen in the air and oxygen are subjected to chemical reaction at the temperature section to generate a large amount of oxynitride. The oxynitride not only pollutes the atmosphere, but also causes harm to human body.
Flue gas generated by the existing kiln enters an air collecting bin after leaving the kiln, and is subjected to blast cooling by cooling air in the air collecting bin, so that the temperature of the flue gas is reduced to meet the tolerance requirement of a steel flue and then enters a dust removal system through the steel flue. Because the effect of air supplementing and cooling of the flue gas discharged from the kiln is limited, and the flue gas temperature entering the dust removal chamber cannot be controlled to achieve the expected effect by matching with a dust removal cooling device, the solution of the problem is very important.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, the utility model provides a TFT-LCD glass kiln flue cooling device is provided with the water-cooling sleeve pipe through the outside at the steel flue to reduce the temperature of flue gas.
In order to realize the technical scheme, the utility model provides a TFT-LCD glass kiln flue cooling device, including seting up the exhaust hole on the kiln wall body, its characterized in that: a steel flue is arranged on the exhaust hole and leads to a dust removal system, a water cooling sleeve is sleeved on the steel flue, a water inlet is arranged at one end of the water cooling sleeve close to the exhaust hole, and the water inlet is connected with the water inlet pipe through a ball valve and a cooling water joint; and a water outlet is arranged at one end of the water-cooling sleeve close to the dust removal system and is connected with the water outlet pipe through a ball valve and a cooling water joint.
The further improvement lies in that: the steel flue is internally provided with a thermocouple, the thermocouple collects the temperature of the flue gas in the steel flue and sends the temperature to a central controller for processing and analysis, and then the flow of cooling water is controlled through a ball valve so as to adjust the temperature of the flue gas in the steel flue.
The further improvement lies in that: the water inlet and the water outlet are both positioned at the lower end of the water-cooling sleeve and are vertically placed.
The further improvement lies in that: the dust removal system is provided with an air collecting bin, flue gas in the steel flue enters the dust removal system through the air collecting bin, the left side and the right side of the air collecting bin are connected with cooling air pipes, and the cooling air pipes input cooling air to cool the flue gas.
The utility model has the advantages that: the utility model discloses simple structure can reduce the flue gas temperature and pollution-free to the environment simultaneously, (3) utilize the flue gas heating, reduce energy resource consumption.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a cross-sectional view of the present invention.
Fig. 3 is a structural diagram of the air collecting bin of the present invention.
Wherein: 1-kiln wall, 2-exhaust hole, 3-steel flue, 4-water cooling sleeve, 5-water inlet, 6-ball valve, 7-cooling water joint, 8-water inlet pipe, 9-water outlet, 10-water outlet pipe, 11-air collecting bin and 12-cooling air pipe.
Detailed Description
In order to deepen the understanding of the present invention, the following embodiments will be combined to make the present invention do further details, and the present embodiment is only used for explaining the present invention, and does not constitute the limitation of the protection scope of the present invention.
According to the drawings of fig. 1, 2 and 3, the embodiment provides a TFT-LCD glass kiln flue cooling device, which includes an exhaust hole 2 formed in a kiln wall 1, a steel flue 3 arranged on the exhaust hole 2 and leading to a dust removal system, a water cooling sleeve 4 sleeved on the steel flue 3, and a water inlet 5 arranged at one end of the water cooling sleeve 4 close to the exhaust hole, wherein the water inlet 5 is connected with a water inlet pipe 8 through a ball valve 6 and a cooling water joint 7; and a water outlet 9 is arranged at one end of the water-cooling sleeve 4 close to the dust removal system, and the water outlet 9 is connected with the water outlet pipe 10 through a ball valve 6 and a cooling water joint 7. The steel flue 3 is internally provided with a thermocouple, the thermocouple collects the temperature of the flue gas in the steel flue and processes and analyzes the temperature of the flue gas, and then the flow of cooling water is controlled through a ball valve so as to adjust the temperature of the flue gas in the steel flue and reduce the temperature of the flue gas to a reasonable interval. The water inlet 5 and the water outlet 9 are both positioned at the lower end of the water-cooling sleeve 4 and are vertically arranged. The dust removal system is provided with an air collecting bin 11, flue gas in the steel flue 3 enters the dust removal system through the air collecting bin 11, the left side and the right side of the air collecting bin 11 are connected with cooling air pipes 12, and cooling air is input into the cooling air pipes 12 to cool the flue gas.
The steel flue and the cooling sleeve are made of stainless steel, the thermocouple is connected with the alarm, and when the temperature in the steel flue is too high, the alarm gives an alarm sound.
Cooling water enters the water-cooling sleeve through the water inlet, the cooling water joint and the ball valve, the temperature of the flue gas is reduced to meet the tolerance requirement of the steel flue, and the flue gas is discharged through the ball valve, the cooling water joint and the water outlet.
The flue gas enters the air gathering bin through the steel flue, is cooled by cooling water in the water-cooling sleeve in the transmission process, is further cooled by cooling air in the air gathering bin, and finally enters the dust removal system for dust removal, wherein water heated by the flue gas can be conveyed to places needing hot water, such as a boiler room, and the like, so that the consumption of energy is reduced.
Under the condition of high temperature, nitrogen easily reacts with oxygen to produce oxynitride, and the oxynitride not only pollutes the atmosphere, but also causes harm to human bodies, such as leakage of a flue; in the equipment, oxynitride can be dissolved in water to generate nitric acid, so that the atmosphere is not polluted.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. The utility model provides a TFT-LCD glass kiln flue cooling device, is including seting up exhaust hole (2) on kiln wall body (1), its characterized in that: a steel flue (3) is arranged on the exhaust hole (2) and leads to a dust removal system, a water-cooling sleeve (4) is sleeved on the steel flue (3), a water inlet (5) is arranged at one end of the water-cooling sleeve (4) close to the exhaust hole, and the water inlet (5) is connected with a water inlet pipe (8) through a ball valve (6) and a cooling water joint (7); a water outlet (9) is arranged at one end of the water-cooling sleeve (4) close to the dust removal system, and the water outlet (9) is connected with a water outlet pipe (10) through a ball valve (6) and a cooling water joint (7).
2. The TFT-LCD glass kiln flue cooling device of claim 1, wherein: the steel flue (3) is internally provided with a thermocouple, the thermocouple collects the temperature of the flue gas in the steel flue and sends the temperature of the flue gas to a central controller for processing and analysis, and then the flow of cooling water is controlled through a ball valve so as to adjust the temperature of the flue gas in the steel flue.
3. The TFT-LCD glass kiln flue cooling device of claim 1, wherein: the water inlet (5) and the water outlet (9) are both positioned at the lower end of the water-cooling sleeve (4) and are vertically placed.
4. The TFT-LCD glass kiln flue cooling device of claim 1, wherein: the dust removal system is provided with an air gathering bin (11), flue gas in the steel flue (3) enters the dust removal system through the air gathering bin (11), the left side and the right side of the air gathering bin (11) are connected with cooling air pipes (12), and the cooling air pipes (12) input cooling air to cool the flue gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921499664.1U CN210736524U (en) | 2019-09-10 | 2019-09-10 | TFT-LCD glass kiln flue cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921499664.1U CN210736524U (en) | 2019-09-10 | 2019-09-10 | TFT-LCD glass kiln flue cooling device |
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| Publication Number | Publication Date |
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| CN210736524U true CN210736524U (en) | 2020-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921499664.1U Active CN210736524U (en) | 2019-09-10 | 2019-09-10 | TFT-LCD glass kiln flue cooling device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110467335A (en) * | 2019-09-10 | 2019-11-19 | 蚌埠中光电科技有限公司 | A kind of TFT-LCD glass furnace flue cooling device |
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2019
- 2019-09-10 CN CN201921499664.1U patent/CN210736524U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110467335A (en) * | 2019-09-10 | 2019-11-19 | 蚌埠中光电科技有限公司 | A kind of TFT-LCD glass furnace flue cooling device |
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