CN205965433U - Tail gas hydrogen chloride gas treatment facility in intermediate building -up reactions - Google Patents
Tail gas hydrogen chloride gas treatment facility in intermediate building -up reactions Download PDFInfo
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- CN205965433U CN205965433U CN201620943373.7U CN201620943373U CN205965433U CN 205965433 U CN205965433 U CN 205965433U CN 201620943373 U CN201620943373 U CN 201620943373U CN 205965433 U CN205965433 U CN 205965433U
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- tower
- preposition
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- rearmounted
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Abstract
The utility model provides a tail gas hydrogen chloride gas treatment facility in intermediate building -up reactions, including leading rivers jet pump, the membrane absorber falls in graphite modified polypropylene, leading circulating slot, leading liquid phase circulating pump and filled tower, the import of leading liquid phase circulating pump is linked up with the bottom of leading circulating slot, leading liquid phase circulating pump has two liquid outlets, one of them liquid outlet is linked up with the liquid phase import of leading rivers jet pump, another liquid outlet is linked up with the import of filled tower top liquid phase, the export of leading rivers jet pump is linked up with the fluid inlet that the membrane absorber top falls in graphite modified polypropylene, graphite modified polypropylene falls the fluid issuing of membrane absorber bottom and links up with leading circulating slot, leading circulating slot top gas exports links up with the gaseous phase import of filled tower bottom, the liquid phase export and the leading circulating slot of filled tower bottom are linked up, the filled tower top has gas exports, tail gas was imported during leading rivers jet pump had the intermediate building -up reactions.
Description
Technical field
This utility model belongs to pharmaceutical chemistry technical field and in particular to a kind of medicine intermediate synthetic reaction, more has
Body ground, is related to tail gas hydrogen chloride gas processing equipment in a kind of medicine intermediate synthetic reaction.
Background technology
Chlorine（Cl2）In human being's production, life process, purposes widely, is particularly permitted medical, Chemical Manufacture
Multi-field is all important raw material.But chlorine, chlorine-containing gas are poisonous, environment can be had undesirable effect.Organic
In chlorination, chlorosulfonation and oxychlorination process during synthetically produced, all can discharge a large amount of chlorine contained exhaust gas and hydrogen chloride gas, can be right
Environment.Hydrogen chloride（HCl）Gas is gas that is a kind of colourless and having intense irritation smell, to environment, equipment all
There are stronger corrosivity, harmful, stimulate skin, the respiratory tract of people.
Content of the invention
The technical problems to be solved in the utility model is to provide tail gas hydrogen chloride gas in a kind of medicine intermediate synthetic reaction
Body processing equipment, absorbs to hydrogen chloride, and in medicine intermediate synthetic reaction, tail gas chlorine hydride gas concentration reaches discharge mark
Accurate.
In order to solve above-mentioned technical problem, the technical solution of the utility model is：
Tail gas hydrogen chloride gas processing equipment in a kind of medicine intermediate synthetic reaction, including preposition water flow jet pump, stone
Black modified polypropene falling film type absorption tower, have contain hold and the preposition circulating slot of gas liquid separating function, preposition liquid phase circulating pump with
And packed tower, the bottom communication of the import of preposition liquid phase circulating pump and preposition circulating slot, preposition liquid phase circulating pump has two and goes out
Fluid inlet communication, another liquid outlet and the filler top of tower liquid of liquid mouth, one of liquid outlet and preposition water flow jet pump
Phase import is linked up, and the fluid inlet that preposition water flow jet pump discharge and graphite modified polypropylene falling film type absorb top of tower is linked up,
Graphite modified polypropylene falling film type absorbs the fluid issuing of tower bottom and preposition circulating slot is linked up, and preposition circulating slot top gas phase goes out
Mouthful link up with the gas phase import of filler tower bottom, the liquid-phase outlet of filler tower bottom and preposition circulating slot communication, filler top of tower
There is gaseous phase outlet, preposition water flow jet pump has inlet exhaust gas in medicine intermediate synthetic reaction.
Tail gas hydrogen chloride gas processing equipment in above-mentioned medicine intermediate synthetic reaction, also includes spraying void tower, trailing water
Stream ejector pump, rearmounted liquid phase circulating pump and the rearmounted circulating slot with Sheng appearance and gas liquid separating function, rearmounted liquid phase circulating pump
The bottom of import and rearmounted circulating slot link up, the fluid inlet of the liquid outlet of rearmounted liquid phase circulating pump and rearmounted current ejector pump
Link up, the import communication at rearmounted current ejector pump outlet and spray void tower top, the outlet of spray void tower bottom and rearmounted circulation
Groove leads to, and rearmounted circulating slot top has gaseous phase outlet.
Tail gas hydrogen chloride gas processing equipment in above-mentioned medicine intermediate synthetic reaction, graphite modified polypropylene falling film type is inhaled
Receive tower include the upper cover of polypropylene material, the tower body of polypropylene material, the low head of polypropylene material, polypropylene material upper
The absorption tube tube bank of fixed tube sheet, the lower floating tubesheet of polypropylene material and graphite modified polypropylene material, fluid inlet sets
It is placed in upper cover, fluid issuing is arranged at low head.
Tail gas hydrogen chloride gas processing equipment in above-mentioned medicine intermediate synthetic reaction, positioned at upper fixed tube sheet and lower floating
Setting heat transferring medium import and heat transferring medium outlet on tower body between tube sheet, correspondingly, setting in tower body extends the poly- of shell side
The deflection plate of propylene material.
Tail gas hydrogen chloride gas processing equipment in above-mentioned medicine intermediate synthetic reaction, every root absorption pipe upper end arranges overflow
Pipe, overflow pipe is located above upper fixed tube sheet, overflow pipe vertically-arranged, the top indentation of overflow pipe.
Tail gas hydrogen chloride gas processing equipment in above-mentioned medicine intermediate synthetic reaction, graphite modified polypropylene falling film type is inhaled
Receive and flinger ring is set at the fluid inlet of tower upper cover, flinger ring is fixed on graphite modified polypropylene falling film type absorption tower upper cover
On.
Preposition liquid phase circulating pump provides power source for preposition water flow jet pump, and in medicine intermediate synthetic reaction, tail gas is front
Put under the swabbing action of water flow jet pump, with liquid-phase mixing, preposition water flow jet pumps up suction and two kinds of washing absorption acts on.
Subsequently enter graphite modified polypropylene falling film type absorption tower, liquid phase is in film along the absorption inside pipe wall of graphite modified polypropylene material
Shape flows, and contacts with the gas of tube hub flowing and absorbs, carries out mass transfer.Graphite modified polypropylene falling film type absorbs tower bottom
Fluid issuing is linked up with preposition circulating slot, realizes gas-liquid separation in preposition circulating slot.Preposition circulating slot top gas enter and fill out
Material tower, is contacted with the liquid phase in packed tower and absorbs, carry out mass transfer, and the tail gas after process is discharged via filler top of tower.This reality
With new achieving, hydrogen chloride is absorbed, in medicine intermediate synthetic reaction, tail gas chlorine hydride gas concentration reaches discharge mark
Accurate.
Brief description
Below in conjunction with the accompanying drawings this utility model is described in further detail：
Fig. 1 is principle schematic of the present utility model.
Fig. 2 is the structural representation of shell ＆ tube graphite falling-film absorber tower.
Fig. 3 is the partial schematic diagram of Fig. 2.
In figure：1 preposition water flow jet pump, 2 graphite modified polypropylene falling film type absorption towers, 3 preposition circulating slots, 4 prepad fluids
Phase circulating pump, 5 packed towers, 6 rearmounted current ejector pumpes, 7 spray void towers, 8 rearmounted liquid phase circulating pumps, 9 rearmounted circulating slots, 10 times envelopes
Head, 11 times floating tubesheets, 12 tower bodies, 13 absorption tube tube banks, fixed tube sheet on 14,15 upper covers, 17 fluid inlets, 18 bafflings
Plate, 20 fluid issuings, 21 overflow pipes, 22 flinger rings.
Specific embodiment
As shown in figure 1, tail gas hydrogen chloride gas processing equipment in a kind of medicine intermediate synthetic reaction, including preposition current
Ejector pump 1, graphite modified polypropylene falling film type absorption tower 2, have contain hold and gas liquid separating function preposition circulating slot 3, preposition
Liquid phase circulation pump 4 and packed tower 5.Preposition circulating slot can be the groove of common sealing, and gas-liquid separation is the nature in groove
Separate.The import of preposition liquid phase circulating pump and the bottom communication of preposition circulating slot, liquid in preposition circulating slot is pumped out.Before
Put liquid phase circulation pump and there are two liquid outlets, the fluid inlet of one of liquid outlet and preposition water flow jet pump is linked up, another
Individual liquid outlet is linked up with filler top of tower fluid inlet.Preposition water flow jet pump discharge is absorbed with graphite modified polypropylene falling film type
The fluid inlet of top of tower is linked up, and graphite modified polypropylene falling film type absorbs the fluid issuing of tower bottom and preposition circulation groove
Logical, in graphite modified polypropylene falling film type absorption tower, liquid phase is in film along the absorption inside pipe wall of graphite modified polypropylene material
Shape flows, and contacts with the gas of tube hub flowing and absorbs, carries out mass transfer.Preposition circulating slot top gas phase outlet and packed tower bottom
The gas phase import in portion is linked up, and is again introduced into packed tower through the tail gas of primary purification, is purified again.The liquid of filler tower bottom
Mutually outlet and preposition circulating slot are linked up, and filler top of tower has gaseous phase outlet, can enter in air by the tail gas after purifying, that is,
Emptying.Preposition water flow jet pump has inlet exhaust gas in medicine intermediate synthetic reaction, by medicine intermediate synthetic reaction
Tail gas is drawn into being purified in processing equipment.Injection absorbs and falling film absorption respectively has its advantage, and the former mass transfer effect is good, can
Replace air-introduced machine, reducing energy consumption, the latter's gas-flow resistance is little, can cool down absorption.Water flow jet pump is by nozzle, mixing chamber and diffusion
Room is constituted, and circulation fluid is pressurized to suck waste gas from nozzle at high speeds injection, and aqueous vapor contacts in mixing chamber, and surface area increases and makes sky
Gas is full of water, in restriction opening releases, is contacted and absorbs.
In order to obtain more preferable clean-up effect, in medicine intermediate synthetic reaction, tail gas hydrogen chloride gas processing equipment is also wrapped
Include spray void tower 7, rearmounted current ejector pump 6, rearmounted liquid phase circulating pump 8 and have Sheng hold and the rearmounted of gas liquid separating function follow
Annular groove 9.The bottom of the import of rearmounted liquid phase circulating pump and rearmounted circulating slot is linked up, the liquid outlet of rearmounted liquid phase circulating pump with rearmounted
The fluid inlet of water flow jet pump is linked up, and rearmounted current ejector pump outlet and the import spraying void tower top are linked up, and spray void tower
The outlet of bottom is linked up with rearmounted circulating slot, and rearmounted circulating slot top has gaseous phase outlet.The tail gas that filler top of tower is discharged enters
Enter rearmounted current ejector pump, washing absorption, subsequently into spray void tower.Through purification tail gas from rearmounted circulating slot top gas phase
Outlet is discharged.
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, fluid inlet 17 is arranged at upper cover, and fluid issuing 20 is arranged at lower envelope
Head.Another mouthful of upper cover and another mouth of low head, can close.Graphite modified polypropylene falling film type absorption tower is in corruption
Be not corroded in the environment of corrosion gas, lightweight, less scaling, long service life.Absorbent and absorption is walked in absorption tube pipe
Gas, walks coolant between pipe.
Setting heat transferring medium import and heat transferring medium outlet on tower body between upper fixed tube sheet and lower floating tubesheet,
Correspondingly, in tower body, setting extends the deflection plate 18 of the polypropylene material of shell side.In absorption process, the temperature of hydrochloric acid will rise
Height, when the waste gas higher with water absorbing hydrogen chloride concentration, need to remove heat of solution with the type of cooling, to improve absorption efficiency.Profit
Take away liberated heat and tail gas sensible heat with shell side cooling water, can be good at controlling absorption liquid temp, improve 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.
Claims (6)
1. in a kind of medicine intermediate synthetic reaction tail gas hydrogen chloride gas processing equipment it is characterised in that：Including preposition current
Ejector pump, graphite modified polypropylene falling film type absorption tower, have to contain and hold and the preposition circulating slot of gas liquid separating function, preposition liquid phase
The bottom of circulating pump and packed tower, the import of preposition liquid phase circulating pump and preposition circulating slot is linked up, preposition liquid phase circulating pump tool
There are fluid inlet communication, another liquid outlet and the filler of two liquid outlets, one of liquid outlet and preposition water flow jet pump
Top of tower fluid inlet is linked up, and the fluid that preposition water flow jet pump discharge absorbs top of tower with graphite modified polypropylene falling film type enters
Oral groove leads to, and graphite modified polypropylene falling film type absorbs the fluid issuing of tower bottom and preposition circulating slot is linked up, preposition circulating slot top
Portion's gaseous phase outlet and gas phase import communication, the liquid-phase outlet of filler tower bottom and the preposition circulating slot communication of filler tower bottom, fill out
Material top of tower has gaseous phase outlet, and preposition water flow jet pump has inlet exhaust gas in medicine intermediate synthetic reaction.
2. tail gas hydrogen chloride gas processing equipment in medicine intermediate synthetic reaction according to claim 1, its feature exists
In：After also including spraying void tower, rearmounted current ejector pump, rearmounted liquid phase circulating pump and there is Sheng appearance and gas liquid separating function
Put circulating slot, the bottom of the import of rearmounted liquid phase circulating pump and rearmounted circulating slot is linked up, the liquid outlet of rearmounted liquid phase circulating pump with
The fluid inlet of rearmounted current ejector pump is linked up, and rearmounted current ejector pump outlet and the import spraying void tower top are linked up, spray
The outlet of void tower bottom is linked up with rearmounted circulating slot, and rearmounted circulating slot top has gaseous phase outlet.
3. tail gas hydrogen chloride gas processing equipment in medicine intermediate synthetic reaction according to claim 1 and 2, its feature
It is：Graphite modified polypropylene falling film type absorption tower includes the upper cover of polypropylene material, the tower body of polypropylene material, polypropylene
The low head of material, the upper fixed tube sheet of polypropylene material, the lower floating tubesheet of polypropylene material and graphite modified polypropylene
The absorption tube tube bank of material, fluid inlet is arranged at upper cover, and fluid issuing is arranged at low head.
4. tail gas hydrogen chloride gas processing equipment in medicine intermediate synthetic reaction according to claim 3, its feature exists
In：Setting heat transferring medium import and heat transferring medium outlet on tower body between upper fixed tube sheet and lower floating tubesheet, accordingly
Ground, setting in tower body extends the deflection plate of the polypropylene material of shell side.
5. tail gas hydrogen chloride gas processing equipment in medicine intermediate synthetic reaction according to claim 3, its feature exists
In：Every root absorption pipe upper end setting overflow pipe, overflow pipe is located above upper fixed tube sheet, overflow pipe vertically-arranged, the top of overflow pipe
Indentation.
6. tail gas hydrogen chloride gas processing equipment in medicine intermediate synthetic reaction according to claim 3, its feature exists
In：Flinger ring is set at the fluid inlet of graphite modified polypropylene falling film type absorption tower upper cover, and flinger ring is fixed on graphite and changes
On the upper cover of property polypropylene falling film type absorption tower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620943373.7U CN205965433U (en) | 2016-08-26 | 2016-08-26 | Tail gas hydrogen chloride gas treatment facility in intermediate building -up reactions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620943373.7U CN205965433U (en) | 2016-08-26 | 2016-08-26 | Tail gas hydrogen chloride gas treatment facility in intermediate building -up reactions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205965433U true CN205965433U (en) | 2017-02-22 |
Family
ID=58036386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620943373.7U Expired - Fee Related CN205965433U (en) | 2016-08-26 | 2016-08-26 | Tail gas hydrogen chloride gas treatment facility in intermediate building -up reactions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205965433U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| 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 |
| CN107854969A (en) * | 2017-11-15 | 2018-03-30 | 山东赫达股份有限公司 | Graphite multitube absorption tower and the system and technique that micro chlorobenzene in hydrogen chloride is extracted using graphite multitube absorption tower |
| CN111495124A (en) * | 2020-05-11 | 2020-08-07 | 贵州兰鑫石墨机电设备制造有限公司 | Comprehensive absorption system for preparing hydrogen chloride from graphite |
| CN114264088A (en) * | 2021-12-10 | 2022-04-01 | 安徽普泛能源技术有限公司 | Absorption tower combining injection and falling film, absorption refrigeration system and operation method thereof |
-
2016
- 2016-08-26 CN CN201620943373.7U patent/CN205965433U/en not_active Expired - Fee Related
Cited By (8)
| 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 |
| 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 |
| CN107854969A (en) * | 2017-11-15 | 2018-03-30 | 山东赫达股份有限公司 | Graphite multitube absorption tower and the system and technique that micro chlorobenzene in hydrogen chloride is extracted using graphite multitube absorption tower |
| CN107854969B (en) * | 2017-11-15 | 2023-10-13 | 山东赫达集团股份有限公司 | Multi-tube absorption tower made of graphite and system and process for extracting trace chlorobenzene in hydrogen chloride by utilizing multi-tube absorption tower made of graphite |
| CN111495124A (en) * | 2020-05-11 | 2020-08-07 | 贵州兰鑫石墨机电设备制造有限公司 | Comprehensive absorption system for preparing hydrogen chloride from graphite |
| CN111495124B (en) * | 2020-05-11 | 2024-04-02 | 贵州兰鑫石墨机电设备制造有限公司 | Comprehensive absorption system for preparing hydrogen chloride from graphite |
| CN114264088A (en) * | 2021-12-10 | 2022-04-01 | 安徽普泛能源技术有限公司 | Absorption tower combining injection and falling film, absorption refrigeration system and operation method thereof |
| CN114264088B (en) * | 2021-12-10 | 2023-09-05 | 安徽普泛能源技术有限公司 | Absorption tower with combination of spraying and falling film, absorption refrigeration system and operation method thereof |
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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 |