CN201949783U - Chlorine hydride tail gas absorber - Google Patents
Chlorine hydride tail gas absorber Download PDFInfo
- Publication number
- CN201949783U CN201949783U CN2010206987194U CN201020698719U CN201949783U CN 201949783 U CN201949783 U CN 201949783U CN 2010206987194 U CN2010206987194 U CN 2010206987194U CN 201020698719 U CN201020698719 U CN 201020698719U CN 201949783 U CN201949783 U CN 201949783U
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- hydrochloric acid
- absorption tower
- pans
- tail gas
- hydrogen chloride
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Abstract
The utility model relates to a hydrogen chloride tail gas absorber and belongs to the technical field of chemical plant installations. The hydrogen chloride tail gas absorber comprises a primary falling film absorption tower, a secondary falling film absorption tower, a high-concentration hydrochloric acid receiving tank, a hydrochloric acid finished product storage tank and the like, wherein the primary falling film absorption tower is communicated with the high-concentration hydrochloric acid receiving tank through a pipeline, and the secondary falling film absorption tower is communicated with a low-concentration hydrochloric acid receiving tank through another pipeline; a buffer tank is arranged on one side of the primary falling film absorption tower; the hydrochloric acid finished product storage tank is arranged on one side of the high-concentration hydrochloric acid receiving tank; and a circulation pump A and a circulation pump B are arranged between the high-concentration hydrochloric acid receiving tank and the hydrochloric acid finished product storage tank and between the high-concentration hydrochloric acid receiving tank and the low-concentration hydrochloric acid receiving tank respectively. In the hydrogen chloride tail gas absorber, tail gas containing hydrogen chloride is enabled to be in contact with water through the falling film absorption towers, so as to achieve the purpose of utilizing the tail gas containing hydrogen chloride to produce hydrochloric acid, solve the problems in the prior art that the cost of treatment for tail gas containing hydrogen chloride is high and no economic benefit can be produced, and improve the economic benefits of enterprises while the tail gas containing hydrogen chloride is treated.
Description
Technical field:
The utility model relates to a kind of hydrogen chloride tail gas absorption plant, belongs to the chemical plant installations equipment technical field.
Background technology:
Often produce the tail gas that contains hydrogen chloride in chemical process, hydrogen chloride is highly acid gas, has strong corrosivity, and there is severe contamination in environment.Now general treatment technology is to adopt the alkali lye absorption that neutralizes, and hydrogen chloride is neutralized into sodium chloride salt, and the defective of this method is the processing cost height, and does not produce any economic benefit.
Summary of the invention:
The purpose of this utility model is: provide a kind of tail gas that will contain hydrogen chloride by film-falling absorption tower to contact with water, hydrogen chloride is dissolved in the water makes concentrated hydrochloric acid, reach the purpose of utilizing the tail gas production hydrochloric acid that contains hydrogen chloride, and have the advantages that technological operation is simple, absorption efficiency is high, contain the tail gas cost height of hydrogen chloride to solve existing the processing, and do not produce the hydrogen chloride tail gas absorption plant of any economical efficiency.
The utility model is to realize above-mentioned purpose by the following technical solutions:
A kind of hydrogen chloride tail gas absorption plant, it is made of surge tank, one-level film-falling absorption tower, secondary film-falling absorption tower, low-concentration hcl pans, concentrated hydrochloric acid pans, hydrochloric acid finished product storage tank, it is characterized in that: one-level film-falling absorption tower and secondary film-falling absorption tower and concentrated hydrochloric acid pans and low-concentration hcl pans are the symmetry shape setting respectively, are communicated with by pipeline respectively between one-level film-falling absorption tower and concentrated hydrochloric acid pans and secondary film-falling absorption tower and the low-concentration hcl pans; One side of one-level film-falling absorption tower is provided with surge tank; One side of concentrated hydrochloric acid pans is provided with hydrochloric acid finished product storage tank, be respectively arranged with circulating pump A and circulating pump B between concentrated hydrochloric acid pans and hydrochloric acid finished product storage tank and the low-concentration hcl pans, circulating pump A is connected with one-level film-falling absorption tower, concentrated hydrochloric acid pans, hydrochloric acid finished product storage tank by pipeline; Circulating pump B is connected with secondary film-falling absorption tower, low-concentration hcl pans, concentrated hydrochloric acid pans by pipeline; Described surge tank is connected with the one-level film-falling absorption tower by pipeline; Described one-level film-falling absorption tower is connected with the secondary film-falling absorption tower by pipeline, the upper/lower terminal of one-level film-falling absorption tower and secondary film-falling absorption tower is respectively arranged with cooling water outlet valve and cooling water water intaking valve, and the low-concentration hcl pans are provided with filling pipe.
The beneficial effects of the utility model are:
This hydrogen chloride tail gas absorption plant will contain hydrogen chloride by film-falling absorption tower tail gas contacts with water, hydrogen chloride is dissolved in the water, reach the purpose of utilizing the tail gas production hydrochloric acid that contains hydrogen chloride, the tail gas of having avoided existing processing to contain hydrogen chloride has only input, and do not produce the problem of any economic benefit, this hydrogen chloride tail gas absorption plant technological operation is simple, absorption efficiency is high, has improved the business economic benefit when processing contains hydrogen chloride tail gas.Be specially adapted to chemical enterprise and handle the tail gas use that contains hydrogen chloride.
Description of drawings:
Accompanying drawing is the structural representation of hydrogen chloride tail gas absorption plant.
Among the figure: 1, surge tank, 2, filling pipe, 3, the one-level film-falling absorption tower, 4, the secondary film-falling absorption tower, 5, concentrated hydrochloric acid pans, 6, low-concentration hcl pans, 7, hydrochloric acid finished product storage tank, 8, pipeline, 9, circulating pump A, 10, circulating pump B, 11, the cooling water outlet valve, 12, the cooling water water intaking valve.
The specific embodiment:
This hydrogen chloride tail gas absorption plant is made of surge tank 1, one-level film-falling absorption tower 3, secondary film-falling absorption tower 4, low-concentration hcl pans 6, concentrated hydrochloric acid pans 5, hydrochloric acid finished product storage tank 7, one-level film-falling absorption tower 3 and secondary film-falling absorption tower 4 is the symmetry shape setting respectively with concentrated hydrochloric acid pans 5 and low-concentration hcl pans 6, is communicated with by pipeline 8 respectively between one-level film-falling absorption tower 3 and concentrated hydrochloric acid pans 5 and secondary film-falling absorption tower 4 and the low-concentration hcl pans 6.
One side of one-level film-falling absorption tower 3 is provided with surge tank 1, and a side of concentrated hydrochloric acid pans 5 is provided with hydrochloric acid finished product storage tank 7.Be respectively arranged with circulating pump A9 and circulating pump B10 between concentrated hydrochloric acid pans 5 and hydrochloric acid finished product storage tank 7 and the low-concentration hcl pans 6.Circulating pump A9 is connected with one-level film-falling absorption tower 3, concentrated hydrochloric acid pans 5, hydrochloric acid finished product storage tank 7 respectively by pipeline 8; Circulating pump B10 is connected with secondary film-falling absorption tower 4, low-concentration hcl pans 6, concentrated hydrochloric acid pans 5 by pipeline 8.Surge tank 1 is connected with one-level film-falling absorption tower 3 by pipeline 8.One-level film-falling absorption tower 3 is connected with secondary film-falling absorption tower 4 by pipeline 8.The upper/lower terminal of one-level film-falling absorption tower 3 and secondary film-falling absorption tower 4 is respectively arranged with cooling water outlet valve 11 and cooling water water intaking valve 12.Low-concentration hcl pans 6 are provided with filling pipe 2 (referring to accompanying drawing).
During this hydrogen chloride tail gas absorption plant work, hydrogen chloride tail gas is entered in the one-level film-falling absorption tower 3 by surge tank 1, hydrogen chloride tail gas contacts with recirculated water that circulating pump A9 pumps into cat head in one-level film-falling absorption tower 3, fall into concentrated hydrochloric acid receiving tank 5 after generating concentrated hydrochloric acid, by a small amount of hydrogen chloride tail gas that does not absorb fully in one-level film-falling absorption tower 3 backs, contact by the recirculated water that pipeline 8 enters in the secondary film-falling absorption tower 4 with circulating pump B10 pumps into cat head, the generation low-concentration hcl falls into low-concentration hcl pans 6.
When content of hydrochloric acid (mass percent) in the concentrated hydrochloric acid receiving tank 5 reaches 32% when above, by circulating pump A9 it is pumped in the concentrated hydrochloric acid finished product storage tank 7, by circulating pump B10 the low-concentration hcl in the low-concentration hcl pans 6 is pumped into then and carry out the secondary absorption in the concentrated hydrochloric acid receiving tank 5, in low-concentration hcl pans 6, add fresh tap water simultaneously by filling pipe 2, so far, a working cycles is finished.
Claims (1)
1. hydrogen chloride tail gas absorption plant, it is by surge tank (1), one-level film-falling absorption tower (3), secondary film-falling absorption tower (4), low-concentration hcl pans (6), concentrated hydrochloric acid pans (5), hydrochloric acid finished product storage tank (7) constitutes, it is characterized in that: one-level film-falling absorption tower (3) and secondary film-falling absorption tower (4) and concentrated hydrochloric acid pans (5) and low-concentration hcl pans (6) are the symmetry shape setting respectively, are communicated with by pipeline (8) respectively between one-level film-falling absorption tower (3) and concentrated hydrochloric acid pans (5) and secondary film-falling absorption tower (4) and the low-concentration hcl pans (6); One side of one-level film-falling absorption tower (3) is provided with surge tank (1), one side of concentrated hydrochloric acid pans (5) is provided with hydrochloric acid finished product storage tank (7), be respectively arranged with circulating pump A (9) and circulating pump B (10) between concentrated hydrochloric acid pans (5) and hydrochloric acid finished product storage tank (7) and the low-concentration hcl pans (6), circulating pump A (9) is connected with one-level film-falling absorption tower (3), concentrated hydrochloric acid pans (5), hydrochloric acid finished product storage tank (7) by pipeline (8); Circulating pump B (10) is connected with secondary film-falling absorption tower (4), low-concentration hcl pans (6), concentrated hydrochloric acid pans (5) by pipeline (8); Described surge tank (1) is connected with one-level film-falling absorption tower (3) by pipeline (8); Described one-level film-falling absorption tower (3) is connected with secondary film-falling absorption tower (4) by pipeline (8), the upper/lower terminal of one-level film-falling absorption tower (3) and secondary film-falling absorption tower (4) is respectively arranged with cooling water outlet valve (11) and cooling water water intaking valve (12), and low-concentration hcl pans (6) are provided with filling pipe (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206987194U CN201949783U (en) | 2010-12-30 | 2010-12-30 | Chlorine hydride tail gas absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206987194U CN201949783U (en) | 2010-12-30 | 2010-12-30 | Chlorine hydride tail gas absorber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201949783U true CN201949783U (en) | 2011-08-31 |
Family
ID=44493912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206987194U Expired - Fee Related CN201949783U (en) | 2010-12-30 | 2010-12-30 | Chlorine hydride tail gas absorber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201949783U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103318842A (en) * | 2013-06-20 | 2013-09-25 | 安徽海华科技股份有限公司 | HCL gas recycling process and HCL gas recycling device in gaseous phase chlorination reaction |
| CN103816776A (en) * | 2014-02-14 | 2014-05-28 | 湖北泰盛化工有限公司 | Recycling equipment for tail gas generated during glyphosate technical production process and recycling method |
| CN104096468A (en) * | 2014-06-07 | 2014-10-15 | 李安民 | Tail gas absorption process and equipment for bis(trichloromethyl)carbonate production |
| CN107661683A (en) * | 2017-11-10 | 2018-02-06 | 大丰鑫源达化工有限公司 | Chlorine device for recovering tail gas in reactor |
| CN108310913A (en) * | 2017-01-18 | 2018-07-24 | 湖北星火化工有限公司 | A kind of processing unit of polyaluminium chloride production tail gas |
| CN109173606A (en) * | 2018-09-21 | 2019-01-11 | 海宁市英德赛电子有限公司 | A kind of ammonia-containing exhaust processing system and treatment process |
| CN109207747A (en) * | 2018-10-30 | 2019-01-15 | 云南驰宏国际锗业有限公司 | A method of recycling hydrochloric acid from germanium concentrate slops |
| CN109260901A (en) * | 2018-11-15 | 2019-01-25 | 石家庄东翔化工有限公司 | A kind of hydrochloric acid continous way mechanized production system |
| CN111298603A (en) * | 2020-03-12 | 2020-06-19 | 江苏维尤纳特精细化工有限公司 | Hydrogen chloride detection processing equipment for chlorothalonil production line and processing technology thereof |
| CN114452805A (en) * | 2022-02-09 | 2022-05-10 | 山西凯宇化工股份有限公司 | Second-stage absorption system of hydrochloric acid tower for chemical synthetic materials |
| CN115845651A (en) * | 2022-12-05 | 2023-03-28 | 金川集团股份有限公司 | Production device and method for medical high-purity hydrogen chloride organic solution |
-
2010
- 2010-12-30 CN CN2010206987194U patent/CN201949783U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103318842A (en) * | 2013-06-20 | 2013-09-25 | 安徽海华科技股份有限公司 | HCL gas recycling process and HCL gas recycling device in gaseous phase chlorination reaction |
| CN103816776A (en) * | 2014-02-14 | 2014-05-28 | 湖北泰盛化工有限公司 | Recycling equipment for tail gas generated during glyphosate technical production process and recycling method |
| CN103816776B (en) * | 2014-02-14 | 2015-12-02 | 湖北泰盛化工有限公司 | The reclaimer of tail gas and recovery method in a kind of glyphosate technicals production process |
| CN104096468A (en) * | 2014-06-07 | 2014-10-15 | 李安民 | Tail gas absorption process and equipment for bis(trichloromethyl)carbonate production |
| CN108310913A (en) * | 2017-01-18 | 2018-07-24 | 湖北星火化工有限公司 | A kind of processing unit of polyaluminium chloride production tail gas |
| CN107661683A (en) * | 2017-11-10 | 2018-02-06 | 大丰鑫源达化工有限公司 | Chlorine device for recovering tail gas in reactor |
| CN109173606A (en) * | 2018-09-21 | 2019-01-11 | 海宁市英德赛电子有限公司 | A kind of ammonia-containing exhaust processing system and treatment process |
| CN109207747A (en) * | 2018-10-30 | 2019-01-15 | 云南驰宏国际锗业有限公司 | A method of recycling hydrochloric acid from germanium concentrate slops |
| CN109260901A (en) * | 2018-11-15 | 2019-01-25 | 石家庄东翔化工有限公司 | A kind of hydrochloric acid continous way mechanized production system |
| CN111298603A (en) * | 2020-03-12 | 2020-06-19 | 江苏维尤纳特精细化工有限公司 | Hydrogen chloride detection processing equipment for chlorothalonil production line and processing technology thereof |
| CN111298603B (en) * | 2020-03-12 | 2022-02-15 | 江苏维尤纳特精细化工有限公司 | Hydrogen chloride detection processing equipment for chlorothalonil production line and processing technology thereof |
| CN114452805A (en) * | 2022-02-09 | 2022-05-10 | 山西凯宇化工股份有限公司 | Second-stage absorption system of hydrochloric acid tower for chemical synthetic materials |
| CN115845651A (en) * | 2022-12-05 | 2023-03-28 | 金川集团股份有限公司 | Production device and method for medical high-purity hydrogen chloride organic solution |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110831 Termination date: 20111230 |