CN215654404U - Water mist treatment device of slag flushing tank - Google Patents
Water mist treatment device of slag flushing tank Download PDFInfo
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- CN215654404U CN215654404U CN202120470319.6U CN202120470319U CN215654404U CN 215654404 U CN215654404 U CN 215654404U CN 202120470319 U CN202120470319 U CN 202120470319U CN 215654404 U CN215654404 U CN 215654404U
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Abstract
The utility model discloses a water mist treatment device of a slag flushing tank. Belongs to the technical field of water vapor treatment of high-temperature liquid slag flushing. The device mainly solves the problems that the existing device for treating water mist generated by water quenching high-temperature liquid slag has large volume, heavy weight, poor structural stability, inconvenient movement and no further advanced treatment of flue gas. It is mainly characterized in that: comprises a slag flushing pool, a fan, a condenser, a gas-liquid separator and an annular collection flue gas treatment system which are sequentially connected through pipelines; a spray head and a discharge port are arranged on a pipeline between the slag flushing pool and the fan; the slag flushing tank is provided with a cover plate which can seal or open the slag flushing tank. The utility model has the characteristics of spraying, cooling, dedusting, condensation, fog dispersal and flue gas purification treatment, is simple and convenient to operate, effectively improves the operating environment, ensures the standard emission of tail gas, and is mainly used for environment-friendly treatment of water mist generated by water quenching high-temperature liquid slag in the non-ferrous metal smelting industry.
Description
Technical Field
The utility model belongs to the technical field of water vapor treatment of high-temperature liquid slag flushing, and particularly relates to a water mist treatment device of a slag flushing tank.
Background
A large amount of high-temperature liquid slag is produced in the non-ferrous metal smelting industry, and is usually treated in a water quenching mode, the high-temperature liquid slag is placed into a cold water pool for cooling, and then the water quenching slag is transferred out of the pool through a grab bucket. During the water quenching process, flue gas containing a large amount of water vapor and a small amount of smoke dust is generated, and white water mist is formed to permeate around the slag flushing tank. On one hand, the generated high-temperature and high-humidity waste gas seriously corrodes peripheral equipment, and influences the performance and the service life of the equipment; on the other hand, the diffuse white fog causes low visibility of workshops and difficult operation of workers, influences the normal work of the workers, has potential safety hazards and causes environmental pollution. Because the slag temperature is very high, a large amount of water vapor is generated, the water in the slag flushing tank flows away along with the water vapor, and new water needs to be continuously supplemented into the slag flushing tank, so that great water resource waste is caused. Therefore, the water vapor for flushing the slag needs to be comprehensively treated, the white fog in the slag discharging process is eliminated, the operating environment is improved, the corrosion to equipment is eliminated, and the emission of pollutants is reduced.
At present, most of water mist in a slag flushing tank is treated by adopting a gas collecting hood to collect gas and then spraying the gas or directly discharging the gas after waste heat recovery treatment. For example, patent No. CN102350142A discloses a device and a method for collecting and treating waste gas in a liquid slag water quenching process, wherein the waste gas is collected by a movable gas collecting hood, is sprayed with water through an atomized water spray head to cool and then enters a water-gas separation cylinder, water-gas separation is carried out under the action of centrifugal force, sewage is clarified and then is recycled, and tail gas is directly discharged. But this patent gas collecting channel is bulky, and weight is heavy, and structural stability is poor, and removes inconveniently, and the flue gas is not further advanced treatment.
Disclosure of Invention
The utility model aims to solve the defects in the prior art and provide a water mist treatment device of a slag flushing pool, which is used for discharging flue gas through a flue gas connecting ring after water mist generated in the slag flushing process is subjected to mist elimination treatment. In the actual use process, the slag flushing pool is sealed by a cover plate, water mist is treated by spray water and a condenser during slag discharging, and flue gas enters the annular collection flue gas treatment system. The operation is simple and convenient, and the field operation environment can be effectively improved.
In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a dash sediment pond water smoke processing apparatus which characterized in that: comprises a slag flushing pool, a fan, a condenser, a gas-liquid separator and an annular collection flue gas treatment system which are sequentially connected through pipelines; a spray head and a discharge port are arranged on a pipeline between the slag flushing pool and the fan; the slag flushing tank is provided with a cover plate which can seal or open the slag flushing tank.
The technical scheme of the utility model also comprises a sewage treatment and water circulation system; the discharge port is connected with a sewage inlet of the sewage treatment and water circulation system; the discharge port is connected with a clean water outlet and a spray head of the sewage treatment and water circulation system.
The pipeline between the slag flushing tank and the fan comprises a vertical pipeline section which is vertically arranged, the spray head is arranged at the upper part in the vertical pipeline section, and the discharge port is arranged at the bottom of the vertical pipeline section.
The cover plate in the technical scheme of the utility model comprises two half cover plates which are split.
The technical scheme of the utility model also comprises a motor; one end of each of the two half cover plates is hinged with the upper port of the slag flushing pool, and the other end of each of the two half cover plates is connected with the motor through a steel wire rope.
The half cover plate in the technical scheme of the utility model is a steel plate.
The utility model adopts the water mist treatment device of the slag flushing pool, which is formed by the slag flushing pool, the fan, the condenser, the gas-liquid separator and the annular smoke collecting treatment system which are connected in sequence through the pipelines, a spray head and a discharge port are arranged on a pipeline between the slag flushing tank and the fan, the slag flushing tank is provided with a cover plate which can seal or open the slag flushing tank, therefore, when slag is discharged, the cover plate is closed, the slag flushing pool is in a sealed state, slag flushing water mist generated in the water quenching process passes through the fan to generate negative pressure to enter the pipeline, the spray head sprays water to the water mist for primary cooling and dust removal, generated sewage is discharged through the bottom sewage outlet, the treated water mist passes through the fan and then enters the condenser for secondary cooling, water vapor is further condensed and then enters the gas-liquid separator for gas-liquid separation, and the separated flue gas enters the annular collection flue gas treatment system for further treatment and then reaches the standard to be discharged.
Compared with the known technology, the utility model has the advantages and beneficial effects that:
1. the water mist treatment device for the slag flushing tank provided by the utility model adopts a mode of primary spraying, temperature reduction and dust removal and secondary condensation to carry out mist elimination treatment on water mist, so that most of water vapor can be removed.
2. The utility model accesses the treated flue gas into the annular collection flue gas treatment system for further purification, thereby ensuring the standard-reaching emission of the flue gas.
3. The sewage treatment system and the annular flue gas treatment system are universal equipment for factories, do not need to be separately constructed, and can reduce investment.
The utility model has the characteristics of spraying, cooling, dedusting, condensation, fog dispersal and flue gas purification treatment, is simple and convenient to operate, effectively improves the operating environment, ensures the standard emission of tail gas, and is mainly used for environment-friendly treatment of water mist generated by water quenching high-temperature liquid slag in the non-ferrous metal smelting industry.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
In the figure: 1. a slag flushing pool; 2. a cover plate; 3. a spray head; 4. a fan; 5. a condenser; 6. a gas-liquid separator; 7. a sewage treatment and water circulation system; 8. an annular collection flue gas treatment system; 9. an electric motor.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clear, the present invention is described in further detail below with reference to the accompanying drawings and embodiments.
As shown in fig. 1, the embodiment of the water mist treatment device for the slag flushing tank comprises a slag flushing tank 1, a fan 4, a condenser 5, a gas-liquid separator 6, an annular flue gas collection treatment system 8 and a sewage treatment and water circulation system 7 which are sequentially connected through a pipeline, wherein a spray head 3 and a discharge port are arranged on the pipeline between the slag flushing tank 1 and the fan 4, and the slag flushing tank 1 is provided with a cover plate 2 which can seal or open the slag flushing tank 1.
The top end of the slag flushing pool 1 is provided with a rectangular opening. The cover plate 2 comprises two half rectangular cover plates which are arranged in a split mode and made of steel plates. One side ends of the two half cover plates are respectively hinged with the opposite edges of the rectangular opening of the slag flushing pool 1, the other side ends of the two half cover plates are respectively connected with a motor 9 through a steel wire rope, one end of the steel wire rope is fixed on the cover plate, the other end of the steel wire rope is connected with a motor rotating shaft, and the cover plate 2 is controlled to be closed through the motor 9. The motor 9 drives the rotating shaft to rotate, the steel wire rope is tightened, and the cover plate is opened; the motor 9 drives the steel wire rope to rotate reversely, the steel wire rope is contracted and contracted, and the cover plate is closed. The cover plate 2 can be freely closed and opened, the cover plate 2 is closed to seal the slag flushing pool 1 in the slag discharging stage, and the cover plate 2 is opened to dredge slag in the slag dredging process.
Towards the pipeline between slag bath 1 and fan 4 including being the horizontal pipeline section of horizontal setting and being the vertical pipeline section of vertical setting, shower nozzle 3 sets up the upper portion in vertical pipeline section, and the discharge port sets up the bottom at vertical pipeline section.
The sewage treatment and water circulation system 7 may employ a conventional sewage treatment and water circulation system such as WDWSZ industrial sewage treatment plant in the wed environment. The sewage inlet of the sewage treatment and water circulation system 7 is connected with the discharge port at the bottom of the vertical pipeline section through a connecting pipe, and the clean water outlet of the sewage treatment and water circulation system 7 is connected with the spray head 3. The spray head 3 sprays water mist, and dust-containing sewage enters the sewage treatment and water circulation system 7 through a bottom discharge port after spraying for recycling after treatment.
The condenser 5, the gas-liquid separator 6 and the annular collection flue gas treatment system 8 are all the existing common condensers such as a VGH plate type heat exchanger, a gas-liquid separator such as a GLS type gas-liquid separator and an annular collection flue gas treatment system such as a spray tower and a discharge chimney.
When the slag is required to be fished, the cover plate 2 is opened to drag the slag. When the slag is put, the cover plate 2 is closed, the slag flushing pool 1 is in a closed state, the fan 4 is opened, slag flushing water mist enters the pipeline, the spray head 3 is opened to spray water to the water mist for primary cooling and dust removal, dust-containing sewage enters the sewage treatment and water circulation system 7 through the bottom discharge port after spraying, and the treated water is used for spraying again and is recycled. The water mist subjected to primary temperature reduction and dust removal enters the condenser 5 through the fan 4 to be subjected to secondary temperature reduction, water vapor in the water mist is condensed to form a gas-water mixture, the gas-water mixture enters the gas-liquid separator 6 to be subjected to gas-liquid separation, and the separated flue gas enters the annular flue gas collection treatment system 8 to be further treated and then is discharged after reaching the standard.
The above-described embodiment is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and other variations and modifications may be made without departing from the spirit of the utility model as set forth in the claims. It should be understood that the description is only for purposes of illustration and not limitation, and any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a dash sediment pond water smoke processing apparatus which characterized in that: comprises a slag flushing pool (1), a fan (4), a condenser (5), a gas-liquid separator (6) and an annular collection flue gas treatment system (8) which are connected in sequence through pipelines; a spray head (3) and a discharge port are arranged on a pipeline between the slag flushing pool (1) and the fan (4); the slag flushing pool (1) is provided with a cover plate (2) which can seal or open the slag flushing pool (1).
2. The water mist treatment device for the slag flushing tank as claimed in claim 1, wherein: also comprises a sewage treatment and water circulation system (7); the discharge port is connected with a sewage inlet of a sewage treatment and water circulation system (7); the discharge port is connected with a clean water outlet of the sewage treatment and water circulation system (7) and the spray head (3).
3. The flushing slag pool water mist treatment device as claimed in claim 1 or 2, wherein: towards pipeline between slag bath (1) and fan (4) including being the vertical pipeline section of vertical setting, shower nozzle (3) set up the upper portion in vertical pipeline section, the discharge port sets up the bottom at vertical pipeline section.
4. The flushing slag pool water mist treatment device of claim 3, wherein: the cover plate (2) comprises two half cover plates which are arranged in a split mode.
5. The flushing slag pool water mist treatment device of claim 4, wherein: also comprises a motor (9); one end of each of the two half cover plates is hinged with the upper port of the slag flushing pool (1), and the other end of each of the two half cover plates is connected with a motor (9) through a steel wire rope.
6. The flushing slag pool water mist treatment device of claim 4, wherein: the half cover plate is a steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120470319.6U CN215654404U (en) | 2021-03-04 | 2021-03-04 | Water mist treatment device of slag flushing tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120470319.6U CN215654404U (en) | 2021-03-04 | 2021-03-04 | Water mist treatment device of slag flushing tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215654404U true CN215654404U (en) | 2022-01-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120470319.6U Active CN215654404U (en) | 2021-03-04 | 2021-03-04 | Water mist treatment device of slag flushing tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215654404U (en) |
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2021
- 2021-03-04 CN CN202120470319.6U patent/CN215654404U/en active Active
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