CN219002027U - Carbon black tail gas condensate drainage system - Google Patents
Carbon black tail gas condensate drainage system Download PDFInfo
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- CN219002027U CN219002027U CN202320044688.8U CN202320044688U CN219002027U CN 219002027 U CN219002027 U CN 219002027U CN 202320044688 U CN202320044688 U CN 202320044688U CN 219002027 U CN219002027 U CN 219002027U
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Abstract
The utility model discloses a carbon black tail gas condensate drainage system, which comprises a fan inlet main pipe, an air inlet pipe, a condensate water seal groove, a booster fan and a tail gas outlet main pipe; the fan inlet header pipe is communicated with a plurality of air inlet pipes; the two ends of the fan inlet main pipe are respectively communicated with the condensate water seal groove through pipelines; the fan inlet main pipe is communicated with the tail gas outlet main pipe through a pipeline, and a plurality of pressurizing fans are arranged. The utility model has the advantages that: the condensate water seal grooves are formed at the two ends of the fan inlet main pipe and the liquid discharge port of the pressurizing fan, so that condensate water is effectively discharged, part of carbon black dust is contained in carbon black tail gas, a pipeline is easily blocked by deposition after water contact, and the condensate outlet pipe can be opened for a long time to discharge by adding the tail gas condensate water seal grooves, so that people are not worried about poisoning, choking or fire and explosion accidents in the overhaul process.
Description
Technical Field
The utility model relates to the technical field of carbon black production, in particular to a drainage system for condensate of tail gas of carbon black.
Background
A large amount of tail gas is generated in the carbon black production process, and 1 ton of carbon black is normally produced, and 2500-2800Nm is generated 3 Tail gas, and the part of the tail gas has 4-5MJ/m 3 The main components of the tail gas are: cnHm, O 2 、CO、H 2 、CH 4 、N 2 +Ar. The direct emission is carried out, so that the environment is polluted, the heat loss is also caused, part of carbon black plants utilize the tail gas combustion to generate electricity, and as the combustion condition of the tail gas is influenced by the fact that most of water vapor is contained in the tail gas, part of carbon black plants are provided with the tail gas dehydration device in a matching way, the temperature of the tail gas dehydration tower is reduced to be lower than 45 ℃ by introducing circulating cooling water, the water vapor content in the tail gas is reduced, and the combustion efficiency of the tail gas is improved.
However, the tail gas dehydrated by the tail gas also contains a small amount of water vapor, so that condensed water is slowly condensed in the conveying process, and the more the condensed water is accumulated under the condition of untimely discharge, the normal conveying of the tail gas is finally affected; in the pressurization process of the tail gas pressurization fan, condensate can be formed in the fan base, the condensate in the base of the emission peak can be manually discharged, tail gas poisoning and choking accidents are easy to occur in the discharge process, meanwhile, when the area is on fire, condensate valves leak, fire accidents occur, and large accident potential is caused.
Disclosure of Invention
The utility model aims to provide a condensate drainage system for improving carbon black tail gas conveying efficiency.
In order to solve the technical problems, the technical scheme of the utility model is as follows:
a carbon black tail gas condensate drainage system comprises a fan inlet main pipe, an air inlet pipe, a condensate water seal groove, a pressurizing fan and a tail gas outlet main pipe; the fan inlet header pipe is communicated with a plurality of air inlet pipes; the two ends of the fan inlet main pipe are respectively communicated with the condensate water seal groove through pipelines; the fan inlet main pipe is communicated with the tail gas outlet main pipe through a pipeline, and a plurality of pressurizing fans are arranged.
Further, the condensate discharging port of the pressurized fan is communicated with the condensate water seal groove.
Further, the condensate water seal tank includes: the device comprises a tank body, a tank body cover, a condensate connecting pipe and a water inlet pipe; the groove body is detachably connected with the groove body cover; the side wall of the groove body is fixedly connected with a drain pipe; the groove body cover is fixedly connected with a vent pipe; the condensate connecting pipe and the water inlet pipe penetrate through the groove body cover and are inserted into a cavity formed by the groove body; the lowest end of the condensate connecting pipe is lower than the lowest end of the water inlet pipe.
Further, the drain pipe connecting pipe is lower than the condensate connecting pipe and the bottommost end of the water inlet pipe.
Further, the automatic control device also comprises a plurality of electric valves; the electric valve is detachably connected with the fan inlet main pipe; the electric valve and the pressurizing fan are arranged at intervals.
The utility model has the beneficial effects that:
(1) The condensate water seal grooves are formed at the two ends of the fan inlet main pipe and the liquid discharge port of the pressurizing fan, so that condensate water is effectively discharged, part of carbon black dust is contained in carbon black tail gas, a pipeline is easily blocked by deposition after water contact, and the condensate outlet pipe can be opened for a long time to discharge by adding the tail gas condensate water seal grooves, so that people are not worried about poisoning, choking or fire and explosion accidents in the overhaul process.
(2) And the electric valve is connected with the inlet main pipe of the fan, so that the quantity of the pressurized fans can be adjusted according to the output quantity of carbon black tail gas, and the energy sources and the equipment are saved.
Drawings
FIG. 1 is a schematic diagram of a carbon black tail gas condensate drainage system;
fig. 2 is a cross-sectional view of a condensate water seal tank structure.
In the figure, a 1-fan inlet header pipe; 2-an air inlet pipe; 3-a condensate water seal tank; 4-a booster fan; 5-a tail gas outlet header pipe; 6-an electric valve; 301-groove body; 302-a tank cover; 303-condensate take-over; 304-a water inlet pipe; 305-a vent pipe; 306-drain pipe.
Detailed Description
The following describes the embodiments of the present utility model further with reference to the drawings. The description of these embodiments is provided to assist understanding of the present utility model, but is not intended to limit the present utility model. In addition, the technical features of the embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.
Referring to fig. 1-2, a carbon black tail gas condensate drainage system comprises a fan inlet main pipe 1, an air inlet pipe 2, a condensate water seal groove 3, a booster fan 4 and a tail gas outlet main pipe 5; the fan inlet main pipe 1 is communicated with a plurality of air inlet pipes 2; the two ends of the fan inlet main pipe 1 are respectively communicated with condensate water seal grooves 3 through pipelines; the fan inlet main pipe 1 and the tail gas outlet main pipe 5 are communicated with a plurality of booster fans 4 through pipelines.
Specifically, the condensate discharging port of the booster fan 4 is communicated with a condensate water seal groove 3. The condensate water seal groove 3 can collect condensate of the condensate discharge port of the booster fan 4, so that the condensate is prevented from leaking, and safety accidents are caused.
Specifically, the condensate water seal tank 3 includes: a tank 301, a tank cover 302, a condensate connecting pipe 303 and a water inlet pipe 304; the tank 301 is detachably connected with the tank cover 302; the side wall of the groove 301 is fixedly connected with a drain pipe 306; the tank cover 302 is fixedly connected with a vent pipe 305; the condensate connecting pipe 303 and the water inlet pipe 304 penetrate through the tank cover 302 and are inserted into a cavity formed by the tank 301; the lowest end of the condensate connection pipe 303 is lower than the lowest end of the water inlet pipe 304. The condensate water seal groove 3 can concentrate the collection to the condensate in the carbon black flue gas, and condensate water seal groove 3 design pressure is greater than carbon black flue gas intraductal pressure, prevents that the flue gas from bursting the water seal groove and leaking external environment. A liquid is arranged in the tank 301 for sealing the condensate connection pipe 303. The condensate take-over 303 is used for recovering condensate generated in the system. The water inlet pipe 304 can timely supplement liquid when the liquid of the tank body 301 is insufficient, so that the design pressure in the condensate water seal tank 3 can be kept in a set state. The vent pipe 305 ensures the communication between the condensate water seal tank 3 and the outside, and prevents negative pressure. The drain pipe 306 can drain the redundant liquid in the condensate water seal tank 3.
Specifically, the drain pipe 306 is located below the lowest ends of the condensate pipe 303 and the water inlet pipe 304. The drain pipe 306 is arranged to facilitate complete drainage of liquid from the condensate water seal tank 3 during servicing of the apparatus.
As another embodiment, the device also comprises a plurality of electric valves 6; the electric valve 6 is detachably connected with the fan inlet header pipe 1; the electric valve 6 is arranged at intervals with the booster fan 4. The electric valve 6 is beneficial to adjusting the quantity of the pressurizing fans 4 according to the output quantity of the carbon black tail gas, and energy sources and equipment damage are saved.
The working principle of the utility model is as follows:
when the carbon black flue gas from the dehydration tower enters the fan inlet header pipe 1 from the air inlet pipe 2, water vapor of the carbon black flue gas is condensed to form condensed water, the condensed water is gathered in a large amount in the pipeline, and condensed water can be collected by arranging condensate water seal grooves 3 at two ends of the fan inlet header pipe 1. When the carbon black flue gas enters the booster fan 4, part of water vapor can form condensate through condensation, a condensate water seal groove 3 is arranged at a condensate outlet of the booster fan 4 to remove residual condensate in the carbon black flue gas, and the combustion efficiency of the carbon black flue gas for removing condensate is higher.
The electric valve 6 arranged on the fan inlet header pipe 1 can adjust the quantity of the pressurizing fans according to the output quantity of carbon black tail gas, so that energy sources and equipment damage are saved.
The embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the utility model, and yet fall within the scope of the utility model.
Claims (5)
1. A carbon black tail gas condensate drainage system, characterized in that: the device comprises a fan inlet main pipe (1), an air inlet pipe (2), a condensate water seal groove (3), a pressurizing fan (4) and a tail gas outlet main pipe (5); the fan inlet header pipe (1) is communicated with a plurality of air inlet pipes (2); the two ends of the fan inlet header pipe (1) are respectively communicated with the condensate water seal groove (3) through pipelines; the fan inlet main pipe (1) is communicated with the tail gas outlet main pipe (5) through a pipeline, and a plurality of pressurizing fans (4) are arranged.
2. A carbon black tail gas condensate drainage system as claimed in claim 1, wherein: the condensate discharging port of the pressurizing fan (4) is communicated with the condensate water seal groove (3).
3. A carbon black tail gas condensate drainage system as claimed in claim 1, wherein: the condensate water seal tank (3) comprises: the device comprises a tank body (301), a tank body cover (302), a condensate connecting pipe (303) and a water inlet pipe (304); the groove body (301) is detachably connected with the groove body cover (302); the side wall of the groove body (301) is fixedly connected with a drain pipe (306); a vent pipe (305) is fixedly connected to the groove body cover (302); the condensate connecting pipe (303) and the water inlet pipe (304) penetrate through the groove body cover (302) and are inserted into a cavity formed by the groove body (301); the lowest end of the condensate connecting pipe (303) is lower than the lowest end of the water inlet pipe (304).
4. A carbon black tail gas condensate drainage system according to claim 3, wherein: the connecting pipe position of the drain pipe (306) is lower than the lowest ends of the condensate connecting pipe (303) and the water inlet pipe (304).
5. A carbon black tail gas condensate drainage system as claimed in claim 1, wherein: also comprises a plurality of electric valves (6); the electric valve (6) is detachably connected with the fan inlet header pipe (1); the electric valve (6) and the pressurizing fan (4) are arranged at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320044688.8U CN219002027U (en) | 2023-01-07 | 2023-01-07 | Carbon black tail gas condensate drainage system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320044688.8U CN219002027U (en) | 2023-01-07 | 2023-01-07 | Carbon black tail gas condensate drainage system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219002027U true CN219002027U (en) | 2023-05-12 |
Family
ID=86231963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320044688.8U Active CN219002027U (en) | 2023-01-07 | 2023-01-07 | Carbon black tail gas condensate drainage system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219002027U (en) |
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2023
- 2023-01-07 CN CN202320044688.8U patent/CN219002027U/en active Active
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