CN203090715U - High-temperature chlorinated tail gas treatment tower - Google Patents
High-temperature chlorinated tail gas treatment tower Download PDFInfo
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- CN203090715U CN203090715U CN 201220681612 CN201220681612U CN203090715U CN 203090715 U CN203090715 U CN 203090715U CN 201220681612 CN201220681612 CN 201220681612 CN 201220681612 U CN201220681612 U CN 201220681612U CN 203090715 U CN203090715 U CN 203090715U
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- tail gas
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Abstract
The utility model discloses a high-temperature chlorinated tail gas treatment tower. The high-temperature chlorinated tail gas treatment tower comprises a first absorption tower and a second absorption tower, wherein a tail gas inlet tube is communicated with a gas inlet and a first opening, respectively; a first injection pump is arranged at the first opening; the first injection pump is connected with one end of a first circulating water tube; the other end of the first circulating water tube is connected with a first circulating pump; the first circulating pump is communicated with an absorption liquid storage tank; a first water outlet is communicated with the absorption liquid storage tank; a second injection pump is arranged at the second opening; the second injection pump is connected with one end of the second circulating water tube; the other end of the second circulating water tube is connected with a second circulating pump; the second circulating pump is communicated with the absorption liquid storage tank; a second water outlet is communicated with the absorption liquid storage tank; a second gas outlet is communicated with an air blower; and the air blower is communicated with the tail gas discharge tube. The absorption high-temperature chlorinated tail gas treatment tower is capable of improving the treatment effect, lowering labor intensity and lowering cost.
Description
Technical field
The utility model relates to a kind of high-temp chlorination vent gas treatment tower.
Background technology
Produce 2, the tail gas that produces in the high-temp chlorination process of 4-dichlor fluorbenzene, by the processing of oxidant and polarizable medium, making the oxidation of nitric oxide in the tail gas is nitrogen dioxide, then with chlorine that has neither part nor lot in reaction or system in the chlorine effect that generates of chlorine atom generate chloro-nitric acid (CINO
2), then by sulfuric acid (H
2SO
4) absorb, need to handle with methods such as absorption, sedimentation, mixed decomposition, produce nitrosylsulfuric acid and by-product hydrochloric acid, tail gas back up to standard discharging.Our company in invention " WFD-2 type high-temp chlorination vent gas treatment tower " before, use the tail gas tower behind traditional, the general high-temp chlorination to handle, because of tail gas limited with contacting of oxidant, polarizable medium, absorb limited, sedimentation, decompose limited, just need bigger more treating column and treatment media, not only increased productive labor intensity, also increased production cost greatly.
Summary of the invention
In order to overcome the deficiency that treatment effect is relatively poor, labour intensity is big, cost is high of existing high-temp chlorination vent gas treatment tower, the utility model provides a kind of high-temp chlorination vent gas treatment tower that promotes treatment effect, reduces labour intensity, reduces cost.
The technical scheme that its technical problem that solves the utility model adopts is:
A kind of high-temp chlorination vent gas treatment tower comprises first absorption tower and second absorption tower, and the bottom on described first absorption tower is provided with air inlet, first gas outlet, top and is provided with first uncovered, bottom and is provided with first discharge outlet; Described tail gas air inlet pipe respectively with the described air inlet and first uncovered the connection, described first open-mouth is installed first jet pump, described first jet pump is connected with an end of first circulating water pipe, the other end of described first circulating water pipe is connected with first circulating pump, described first circulating pump is communicated with absorption liquid storage pond, and described first discharge outlet is communicated with described absorption liquid storage pond;
The bottom on described second absorption tower is provided with second gas outlet, top and is provided with second uncovered, bottom and is provided with second discharge outlet, first gas outlet and second uncovered the connection, described second open-mouth is installed second jet pump, described second jet pump is connected with an end of second circulating water pipe, the other end of described second circulating water pipe is connected with second circulating pump, described second circulating pump is communicated with absorption liquid storage pond, and described second discharge outlet is communicated with described absorption liquid storage pond;
Described second gas outlet is communicated with blower fan, and described blower fan is communicated with tail gas discharging pipe.
Further, described second absorption tower has at least two, second gas outlet on preceding second absorption tower and adjacent second uncovered connection the on second absorption tower afterwards, and second gas outlet on last second absorption tower is communicated with blower fan.Described second absorption tower can be one, also can be two, three or more.
The beneficial effects of the utility model mainly show: promote treatment effect, reduce labour intensity, reduce cost.
Description of drawings
Fig. 1 is the structure chart of high-temp chlorination vent gas treatment tower.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is further described.
With reference to Fig. 1, a kind of high-temp chlorination vent gas treatment tower comprises first absorption tower 1 and second absorption tower 2, and the bottom on described first absorption tower 1 is provided with air inlet, first gas outlet, top and is provided with first uncovered, bottom and is provided with first discharge outlet; Described tail gas air inlet pipe 3 respectively with the described air inlet and first uncovered the connection, described first open-mouth is installed first jet pump 4, described first jet pump 4 is connected with an end of first circulating water pipe, the other end of described first circulating water pipe is connected with first circulating pump 5, described first circulating pump 5 is communicated with absorption liquid storage pond, and described first discharge outlet is communicated with described absorption liquid storage pond;
The bottom on described second absorption tower 2 is provided with second gas outlet, top and is provided with second uncovered, bottom and is provided with second discharge outlet, first gas outlet and second uncovered the connection, described second open-mouth is installed second jet pump 6, described second jet pump 6 is connected with an end of second circulating water pipe, the other end of described second circulating water pipe is connected with second circulating pump 7, described second circulating pump 7 is communicated with absorption liquid storage pond, and described second discharge outlet is communicated with described absorption liquid storage pond;
Described second gas outlet is communicated with blower fan 8, and described blower fan 8 is communicated with tail gas discharging pipe 9.
Further, described second absorption tower has at least two, second gas outlet on preceding second absorption tower and adjacent second uncovered connection the on second absorption tower afterwards, and second gas outlet on last second absorption tower is communicated with blower fan.Described second absorption tower can be one, also can be two, three or more.
In the present embodiment, WFD-2 type chemical industry tail gas treating column mainly is made up of three parts: three absorption towers, three circulating pumps, a blower fan.All adopt resistant material, adopt the polytetrafluoroethylene pipe fitting in induction part, on the general structure of device, circulating pump and vacuum suction integral method have been used, remove vavuum pump, interior section adopts unique swivel plate water band to arrange, makes full use of swivel plate and constantly rotates and drive water and roll, and elongates the holdup time of absorption liquid in tower, enlarge the contact-making surface of absorption liquid, strengthen the activity of polarizable medium, force tail gas and absorption liquid fused, realize that tail gas contacts with the full position of absorption liquid, improve absorption efficiency, by three grades of absorption, thereby reach the effect of hypersorption, make tail gas reach discharge standard.WFD-2 type vent gas treatment tower has thoroughly solved conventional exhaust treating column intermediate pump and has sprayed the not high difficult problem of simple absorption decomposition efficiency, will absorb adsorption rate and bring up to 99% from 85%, has significantly reduced environmental pollution.
Conclude the characteristics of WFD-2 type chemical industry tail gas treating column:
(1), the design ingenious, simplified structure, easy to maintenance;
(2), design swivel plate water belting, raising absorption, decomposition efficiency, raising by-product product yield, minimizing environmental pollution.
(3), the serviceability rate and service life of improving tail gas absorber, exchange filler utilization rate has greatly reduced maintenance cost and production cost by semimonthly bringing up to 3 years once.
WFD-2 type chemical industry tail gas treating column, in this enterprise operation 4 years, less fault rate, high efficiency absorption tail gas has been brought into play great effect in this enterprise produces.
Claims (2)
1. high-temp chlorination vent gas treatment tower is characterized in that: comprise first absorption tower and second absorption tower, the bottom on described first absorption tower is provided with air inlet, first gas outlet, top and is provided with first uncovered, bottom and is provided with first discharge outlet; Described tail gas air inlet pipe respectively with the described air inlet and first uncovered the connection, described first open-mouth is installed first jet pump, described first jet pump is connected with an end of first circulating water pipe, the other end of described first circulating water pipe is connected with first circulating pump, described first circulating pump is communicated with absorption liquid storage pond, and described first discharge outlet is communicated with described absorption liquid storage pond;
The bottom on described second absorption tower is provided with second gas outlet, top and is provided with second uncovered, bottom and is provided with second discharge outlet, first gas outlet and second uncovered the connection, described second open-mouth is installed second jet pump, described second jet pump is connected with an end of second circulating water pipe, the other end of described second circulating water pipe is connected with second circulating pump, described second circulating pump is communicated with absorption liquid storage pond, and described second discharge outlet is communicated with described absorption liquid storage pond;
Described second gas outlet is communicated with blower fan, and described blower fan is communicated with tail gas discharging pipe.
2. high-temp chlorination vent gas treatment tower as claimed in claim 1, it is characterized in that: described second absorption tower has at least two, second gas outlet on preceding second absorption tower and adjacent second uncovered connection the on second absorption tower afterwards, second gas outlet on last second absorption tower is communicated with blower fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220681612 CN203090715U (en) | 2012-12-07 | 2012-12-07 | High-temperature chlorinated tail gas treatment tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220681612 CN203090715U (en) | 2012-12-07 | 2012-12-07 | High-temperature chlorinated tail gas treatment tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203090715U true CN203090715U (en) | 2013-07-31 |
Family
ID=48842160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220681612 Expired - Lifetime CN203090715U (en) | 2012-12-07 | 2012-12-07 | High-temperature chlorinated tail gas treatment tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203090715U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108970308A (en) * | 2018-07-04 | 2018-12-11 | 北京矿冶科技集团有限公司 | A kind of high-temp chlorination flue gas processing method containing gold |
| CN109647058A (en) * | 2017-10-11 | 2019-04-19 | 山东江岳科技开发股份有限公司 | A kind of processing equipment of the baking tail gases of Hcl containing high concentration |
| CN114786793A (en) * | 2020-06-24 | 2022-07-22 | 益科斯有限公司 | Apparatus for treating gaseous pollutants |
-
2012
- 2012-12-07 CN CN 201220681612 patent/CN203090715U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109647058A (en) * | 2017-10-11 | 2019-04-19 | 山东江岳科技开发股份有限公司 | A kind of processing equipment of the baking tail gases of Hcl containing high concentration |
| CN108970308A (en) * | 2018-07-04 | 2018-12-11 | 北京矿冶科技集团有限公司 | A kind of high-temp chlorination flue gas processing method containing gold |
| CN114786793A (en) * | 2020-06-24 | 2022-07-22 | 益科斯有限公司 | Apparatus for treating gaseous pollutants |
| CN115155291A (en) * | 2020-06-24 | 2022-10-11 | 益科斯有限公司 | Apparatus for treating gaseous pollutants |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130731 |