CN205965432U - 4 [ 2 (The acetamido), ethyl ] benzenesulfonyl choride production tail gas HCl absorbing device - Google Patents
4 [ 2 (The acetamido), ethyl ] benzenesulfonyl choride production tail gas HCl absorbing device Download PDFInfo
- Publication number
- CN205965432U CN205965432U CN201620943325.8U CN201620943325U CN205965432U CN 205965432 U CN205965432 U CN 205965432U CN 201620943325 U CN201620943325 U CN 201620943325U CN 205965432 U CN205965432 U CN 205965432U
- Authority
- CN
- China
- Prior art keywords
- falling
- acetamido
- ethyl
- tail gas
- film absorber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model provides a 4 [ 2 (The acetamido), ethyl ] benzenesulfonyl choride production tail gas HCl absorbing device, 4 [ 2 (The acetamido), ethyl ] benzenesulfonyl choride production tail gas at first gets into buffer tank I, then get into the falling liquid film absorber, the liquid phase of going into the falling liquid film absorber with I pump of acid resisting pump is carried out the mass transfer and is absorbed hydrogen chloride (HCl) gas in the tail gas, then get into filling device, the liquid phase of going into filling device with II pumps of acid resisting pump is carried out the mass transfer and is further absorbed hydrogen chloride (HCl) gas in the tail gas, it is last via the absorption that circulates of hydrologic cycle vacuum pump, and discharge standards are reached, arrange in the atmospheric environment. The utility model discloses it is sour to obtain the finished product, has realized the gaseous recycle of hydrogen chloride (HCl).
Description
Technical field
The present invention relates to a kind of 4- [2- (acetamido) ethyl] benzene sulfonyl chloride produces tail gas HCl absorption plant, belong to
In technical field of fine.
Background technology
Chlorosulfonation is particularly significant link to 4- [2- (acetamido) ethyl] benzene sulfonyl chloride in process of production, tradition
Using being malleation chlorosulfonation, N- acetylbenzene ethamine is slowly added in chlorosulfonic acid liquid technique, in the course of reaction of chlorosulfonation constantly
Discharge hydrogen chloride(HCl)Gas, product burst size per ton is 600kg, due to hydrogen chloride(HCl)The hydrophilic power of gas
By force, using flattened absorbent, yield about 68-72% about, remaining hydrogen chloride(HCl)Gas is through tail gas simple absorption, sprinkling device
After sprinkling, a large amount of hydrochloric acid waste waters enter wastewater disposal basin, separately have a small amount of hydrogen chloride(HCl)Gas is dispersed in the air, causes fog steaming,
Choke to obtain people's nasal mucus direct current, serious environment pollution, injures operator.Product per ton there are about 31% hydrochloric acid 1400Kg (conversion) and runs off
After entering waste water treatment station, 30%NaOH solution is needed to process, control expense is larger, and environmental improvement pressure is big.
Content of the invention
The technical problems to be solved in the utility model is to provide a kind of 4- [2- (acetamido) ethyl] benzene sulfonyl chloride to produce
Tail gas HCl absorption plant, it is intended to change existing tail gas absorption mode, solves wastewater problem, purify air quality, improves economic effect
Benefit, plays a positive role to environmental protection, has significant economic benefit and social benefit.
In order to solve above-mentioned technical problem, the technical solution of the utility model is:
A kind of 4- [2- (acetamido) ethyl] benzene sulfonyl chloride produces tail gas HCl absorption plant, including surge tank I, falling liquid film
Absorber, acid-proof pump I, vacuum storage tank I, sizer, vacuum storage tank II, acid-proof pump II, surge tank II and water circulation vacuum pump,
Surge tank I import produces exhaust pipe with 4- [2- (acetamido) ethyl] benzene sulfonyl chloride and is connected, and pipeline is passed through in surge tank I outlet
It is connected with falling-film absorber top gas phase import, falling-film absorber bottom gaseous phase outlet is entered with sizer bottom gas phase by pipeline
Mouth connects, and the outlet of sizer top gas phase is connected with surge tank II import by pipeline, and surge tank II gas out is via water
Arrange after circulation vacuum pump in atmospheric environment, the outlet of sizer bottom liquid phases is connected with vacuum storage tank II by pipeline, acid-proof pump
II feed tube is connected with vacuum storage tank II;The drain pipe of acid-proof pump II is divided into three arms, respectively with sizer top even
The arm connecing be connected with vacuum storage tank II with valvular backflow arm and the band that is connected with vacuum storage tank I is valvular
Arm;The outlet of falling-film absorber bottom liquid phases is connected with vacuum storage tank I by pipeline, the feed tube of acid-proof pump I and vacuum storage tank I
Connect;The drain pipe of acid-proof pump I is divided into three arms, the arm being respectively connected with falling-film absorber upper aqueous phase import and
Vacuum storage tank I connect band valvular backflow arm and with finished acid exhaust outlet.
Above-mentioned 4- [2- (acetamido) ethyl] benzene sulfonyl chloride produces tail gas HCl absorption plant, loads modified in sizer
Filler.
Above-mentioned 4- [2- (acetamido) ethyl] benzene sulfonyl chloride produces tail gas HCl absorption plant, and falling-film absorber is graphite
Modified polypropene falling film absorbre, including under the upper cover of polypropylene material, the device body of polypropylene material, polypropylene material
End socket, the suction of the upper fixed tube sheet of polypropylene material, the lower floating tubesheet of polypropylene material and graphite modified polypropylene material
Closed tube is restrained, and falling-film absorber top gas phase import and falling-film absorber upper aqueous phase import are arranged at upper cover, falling film absorption
The outlet of device bottom liquid phases and falling-film absorber bottom gaseous phase outlet are arranged at low head.
Above-mentioned 4- [2- (acetamido) ethyl] benzene sulfonyl chloride produces tail gas HCl absorption plant, positioned at upper fixed tube sheet and
Setting cooling water inlet and coolant outlet with device between lower floating tubesheet, correspondingly, setting in device body extends shell side
The deflection plate of polypropylene material.
Above-mentioned 4- [2- (acetamido) ethyl] benzene sulfonyl chloride produces tail gas HCl absorption plant, and every root absorption pipe upper end sets
Put overflow pipe, overflow pipe is located above upper fixed tube sheet, overflow pipe vertically-arranged, the top indentation of overflow pipe.
Above-mentioned 4- [2- (acetamido) ethyl] benzene sulfonyl chloride produces tail gas HCl absorption plant, and graphite modified polypropylene drops
Flinger ring is set at the fluid inlet of membrance-type absorber upper cover, and flinger ring is fixed on graphite modified polyacrylic falling-film absorption instrument
On upper cover.
4- [2- (acetamido) ethyl] benzene sulfonyl chloride produces tail gas and initially enters surge tank I, subsequently into falling film absorption
Device, the liquid phase pumping into falling-film absorber with acid-proof pump I carries out mass transfer and absorbs hydrogen chloride in tail gas(HCl)Gas, subsequently into filling out
Glassware, the liquid phase pumping into sizer with acid-proof pump II carries out mass transfer and absorbs hydrogen chloride in tail gas further(HCl)Gas, after warp
Absorption is circulated by water circulation vacuum pump, reaches discharge standard, be discharged in atmospheric environment.This utility model can also obtain into
Product acid is it is achieved that to hydrogen chloride(HCl)The recycling of gas.This utility model solves wastewater problem, purify air quality, carries
High economic benefit, plays a positive role to environmental protection, has significant economic benefit and social benefit.
Brief description
Below in conjunction with the accompanying drawings this utility model is described in further detail:
Fig. 1 is schematic diagram of the present utility model.
Fig. 2 is a kind of structural representation of falling-film absorber.
Fig. 3 is the partial schematic diagram of Fig. 2.
In figure:1 surge tank I, 2 acid-proof pumps I, 3 vacuum storage tanks I, 4 falling-film absorbers, 5 sizers, 6 vacuum storage tanks II, 7 is resistance to
Sour pump II, 8 surge tanks II, 9 water circulation vacuum pumps, 10 low heads, 11 times floating tubesheets, 12 device bodies, 13 absorption tube tube banks, 14
Upper fixed tube sheet, 15 upper covers, 17 falling-film absorber upper aqueous phase imports, 18 deflection plates, 20 falling-film absorber bottom liquid phases
Outlet, 21 overflow pipes, 22 flinger rings.
Specific embodiment
As shown in figure 1, a kind of 4- [2- (acetamido) ethyl] benzene sulfonyl chloride produces tail gas HCl absorption plant, including slow
Rush tank I 1, falling-film absorber 4, acid-proof pump I 2, vacuum storage tank I 3, sizer 5, vacuum storage tank II 6, acid-proof pump II 7, surge tank II
8 and water circulation vacuum pump 9, surge tank I import produces exhaust pipe with 4- [2- (acetamido) ethyl] benzene sulfonyl chloride and is connected,
Surge tank I outlet is connected with falling-film absorber top gas phase import by pipeline, and falling-film absorber bottom gaseous phase outlet passes through pipe
Road is connected with the gas phase import of sizer bottom, and the outlet of sizer top gas phase is connected with surge tank II import by pipeline, buffering
Tank II gas out is arranged in atmospheric environment via after water circulation vacuum pump, the outlet of sizer bottom liquid phases by pipeline with true
Empty storage tank II connects, and the feed tube of acid-proof pump II is connected with vacuum storage tank II;The drain pipe of acid-proof pump II is divided into three arms, point
It is not the band valvular backflow arm and and vacuum storage tank that the arm being connected with sizer top is connected with vacuum storage tank II
The valvular arm of band of I connection;The outlet of falling-film absorber bottom liquid phases is connected with vacuum storage tank I by pipeline, acid-proof pump I
Feed tube is connected with vacuum storage tank I;The drain pipe of acid-proof pump I is divided into three arms, respectively with falling-film absorber upper aqueous phase
The band that is connected with vacuum storage tank I of arm that import connects is valvular flow back arm and with finished acid exhaust outlet.
Load modified filler in sizer, gas-to-liquid contact face can be effectively improved, and reduce convective resistance, make system keep one
Determine negative pressure.
Falling-film absorber can be using common falling-film absorber, it would however also be possible to employ following graphite modified polypropylene falling film types
Absorber:
Graphite modified polypropylene falling film type absorption tower includes the upper cover 15 of polypropylene material, the tower body of polypropylene material
12nd, the low head 10 of polypropylene material, the upper fixed tube sheet 14 of polypropylene material, the lower floating tubesheet 11 of polypropylene material and
The absorption tube tube bank 13 of graphite modified polypropylene material.Falling-film absorber top gas phase import and falling-film absorber upper aqueous phase enter
Mouth 17 is arranged at upper cover, and falling-film absorber bottom liquid phases outlet 20 and falling-film absorber bottom gaseous phase outlet are arranged at lower envelope
Head.Graphite modified polypropylene falling film type absorption tower is not corroded in the environment of corrosive gas, lightweight, less scaling, make
Use life-span length.Walk absorbent in absorption tube pipe and absorb gas, between pipe, walk cooling water.
Setting cooling water inlet and coolant outlet on tower body between upper fixed tube sheet and lower floating tubesheet, accordingly
Ground, setting in tower body extends the deflection plate 18 of the polypropylene material of shell side.In absorption process, the temperature of hydrochloric acid will raise, when
During with the higher waste gas of water absorbing hydrogen chloride concentration, heat of solution need to be removed with the type of cooling, to improve absorption efficiency.Using shell side
Cooling water takes away liberated heat and tail gas sensible heat, can be good at controlling absorption liquid temp, improves absorption rate.
Every root absorption pipe upper end setting overflow pipe 21, overflow pipe is located above upper fixed tube sheet, overflow pipe vertically-arranged, overflow pipe
Top indentation.The effect of overflow pipe is so that liquid flooding enters in pipe, is in membranaceous flowing along Vertically tube inwall
Contact with the gas of tube hub flowing and absorb.The top indentation of overflow pipe, the membranaceous flowing of formation is more preferable.
At the fluid inlet of graphite modified polypropylene falling film type absorption tower upper cover, flinger ring 22 is set, flinger ring is fixed on
On the upper cover of graphite modified polypropylene falling film type absorption tower.
This utility model, on the basis of flattened absorbent device, increases sizer, using modified filler, increases water-circulating pump
(Vacuum pump set), reaction cycle absorption plant under micro-vacuum state, by hydrogen chloride(HCl)Gas absorbs through falling-film absorber,
Absorb through sizer again, be not completely absorbed a small amount of hydrogen chloride(HCl)Gas is all absorbed by water-circulating pump, thoroughly solves waste water
Problem, purify air quality, increase economic efficiency, environmental protection played a positive role, have significant economic benefit and
Social benefit.
Claims (6)
1. a kind of 4- [2- (acetamido) ethyl] benzene sulfonyl chloride produce tail gas HCl absorption plant it is characterised in that:Including buffering
Tank I, falling-film absorber, acid-proof pump I, vacuum storage tank I, sizer, vacuum storage tank II, acid-proof pump II, surge tank II and water follow
Ring vacuum pump, surge tank I import produces exhaust pipe with 4- [2- (acetamido) ethyl] benzene sulfonyl chloride and is connected, and surge tank I goes out
Mouth is connected with falling-film absorber top gas phase import by pipeline, and falling-film absorber bottom gaseous phase outlet passes through pipeline and sizer
Bottom gas phase import connects, the outlet of sizer top gas phase is connected with surge tank II import by pipeline, and surge tank II is out
Gas is arranged in atmospheric environment via after water circulation vacuum pump, and the outlet of sizer bottom liquid phases is by pipeline with vacuum storage tank II even
Connect, the feed tube of acid-proof pump II is connected with vacuum storage tank II;The drain pipe of acid-proof pump II is divided into three arms, respectively and filler
The arm that device top connects is connected with vacuum storage tank II with valvular arm and the band being connected with vacuum storage tank I of flowing back
Valvular arm;Falling-film absorber bottom liquid phases outlet be connected with vacuum storage tank I by pipeline, the feed tube of acid-proof pump I and
Vacuum storage tank I connects;The drain pipe of acid-proof pump I is divided into three arms, is respectively connected with falling-film absorber upper aqueous phase import
The band that is connected with vacuum storage tank I of arm valvular backflow arm and with finished acid exhaust outlet.
2. 4- [2- (acetamido) ethyl] benzene sulfonyl chloride according to claim 1 produces tail gas HCl absorption plant, and it is special
Levy and be:Modified filler is loaded in sizer.
3. 4- [2- (acetamido) ethyl] benzene sulfonyl chloride according to claim 1 produces tail gas HCl absorption plant, and it is special
Levy and be:Falling-film absorber is graphite modified polyacrylic falling-film absorption instrument, including the upper cover of polypropylene material, polypropylene material
The device body of matter, the low head of polypropylene material, the upper fixed tube sheet of polypropylene material, the lower floating tubesheet of polypropylene material and
Absorption tube tube bank, falling-film absorber top gas phase import and the falling-film absorber upper aqueous phase import of graphite modified polypropylene material
It is arranged at upper cover, the outlet of falling-film absorber bottom liquid phases and falling-film absorber bottom gaseous phase outlet are arranged at low head.
4. 4- [2- (acetamido) ethyl] benzene sulfonyl chloride according to claim 3 produces tail gas HCl absorption plant, and it is special
Levy and be:Setting cooling water inlet and coolant outlet with device between upper fixed tube sheet and lower floating tubesheet, accordingly
Ground, setting in device body extends the deflection plate of the polypropylene material of shell side.
5. 4- [2- (acetamido) ethyl] benzene sulfonyl chloride according to claim 3 produces tail gas HCl absorption plant, and it is special
Levy and be:Every root absorption pipe upper end setting overflow pipe, overflow pipe is located above upper fixed tube sheet, overflow pipe vertically-arranged, overflow pipe
Top indentation.
6. 4- [2- (acetamido) ethyl] benzene sulfonyl chloride according to claim 3 produces tail gas HCl absorption plant, and it is special
Levy and be:Flinger ring is set at the fluid inlet of graphite modified polyacrylic falling-film absorption instrument upper cover, and flinger ring is fixed on stone
On black modified polypropene falling film absorbre upper cover.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620943325.8U CN205965432U (en) | 2016-08-26 | 2016-08-26 | 4 [ 2 (The acetamido), ethyl ] benzenesulfonyl choride production tail gas HCl absorbing device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620943325.8U CN205965432U (en) | 2016-08-26 | 2016-08-26 | 4 [ 2 (The acetamido), ethyl ] benzenesulfonyl choride production tail gas HCl absorbing device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN205965432U true CN205965432U (en) | 2017-02-22 |
Family
ID=58036290
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201620943325.8U Expired - Fee Related CN205965432U (en) | 2016-08-26 | 2016-08-26 | 4 [ 2 (The acetamido), ethyl ] benzenesulfonyl choride production tail gas HCl absorbing device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN205965432U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107754566A (en) * | 2017-09-01 | 2018-03-06 | 上海氯碱化工股份有限公司 | Hydrogen chloride absorption device in catalytic oxidation of hydrogen chloride for preparing chlorine process gas |
CN108816169A (en) * | 2018-05-28 | 2018-11-16 | 天津市科德化工有限公司 | industrial sulfonation production system |
-
2016
- 2016-08-26 CN CN201620943325.8U patent/CN205965432U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107754566A (en) * | 2017-09-01 | 2018-03-06 | 上海氯碱化工股份有限公司 | Hydrogen chloride absorption device in catalytic oxidation of hydrogen chloride for preparing chlorine process gas |
CN108816169A (en) * | 2018-05-28 | 2018-11-16 | 天津市科德化工有限公司 | industrial sulfonation production system |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN205965433U (en) | Tail gas hydrogen chloride gas treatment facility in intermediate building -up reactions | |
CN205965432U (en) | 4 [ 2 (The acetamido), ethyl ] benzenesulfonyl choride production tail gas HCl absorbing device | |
CN202193613U (en) | Device for recycling dilute hydrochloric acid from tail gas containing hydrogen chloride gas | |
CN209054731U (en) | A kind of air conditioner refrigerating air exhausting device with heat recovery function | |
CN206660867U (en) | A kind of acid mist recycling purifier of cold-rolling pickling line provided with big specification tube-type graphite acid mist condenser | |
CN204093288U (en) | A kind of absorption plant improving iodine absorptivity | |
CN102295272A (en) | Environment-friendly energy-saving hydrochloric acid acid mist collection absorption acid-making device | |
CN207137640U (en) | A kind of hydrogen bromide gas absorbing device | |
CN207871858U (en) | A kind of tail gas containing hydrogen chloride processing unit | |
CN209396898U (en) | A kind of lithium carbonate purifying technique device | |
CN210410695U (en) | Quick cooling device for producing epoxy resin curing agent | |
CN207838380U (en) | A kind of alcohol sink device in chondroitin sulfate production | |
CN104190230B (en) | Absorption device capable of increasing iodine absorption rate | |
CN203700298U (en) | Waste heat recovery and utilization system used for semi-water gas of ammonia synthesis | |
CN108325343B (en) | Integrated high-efficiency ammonia recovery device | |
CN206343059U (en) | A kind of hydrogen chloride absorption device | |
CN202052457U (en) | Novel low-pressure carbon dioxide regeneration tower | |
CN205929409U (en) | A water circulating system for plastics granulation production line | |
CN201064703Y (en) | Adduct tail gas absorption device | |
CN2278522Y (en) | Chemical gas integrated absorption tower | |
CN207694311U (en) | A kind of dilute sulfuric acid dechlorination apparatus for ion film caustic soda | |
CN205965084U (en) | Flue gas condensation water lift system | |
CN109437254A (en) | A kind of lithium carbonate purifying technique device | |
CN212778749U (en) | Industry closed thick liquid heat sink | |
CN220283686U (en) | Desulfurization waste water concentration decrement device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170222 Termination date: 20210826 |