CN202199146U - Continuous external circulation reaction side-stream discharging composite structure rectifying device - Google Patents
Continuous external circulation reaction side-stream discharging composite structure rectifying device Download PDFInfo
- Publication number
- CN202199146U CN202199146U CN2011203391865U CN201120339186U CN202199146U CN 202199146 U CN202199146 U CN 202199146U CN 2011203391865 U CN2011203391865 U CN 2011203391865U CN 201120339186 U CN201120339186 U CN 201120339186U CN 202199146 U CN202199146 U CN 202199146U
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- Prior art keywords
- rectifying
- side line
- section
- material filling
- rectifier unit
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 24
- 239000002131 composite material Substances 0.000 title claims abstract description 13
- 238000007599 discharging Methods 0.000 title claims description 34
- 238000010276 construction Methods 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims description 24
- 238000011049 filling Methods 0.000 claims description 23
- 239000003054 catalyst Substances 0.000 claims description 18
- 241000282326 Felis catus Species 0.000 claims description 12
- 210000001503 joint Anatomy 0.000 claims description 6
- 239000008187 granular material Substances 0.000 claims description 4
- 238000012856 packing Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- 230000003197 catalytic effect Effects 0.000 abstract description 4
- 238000000926 separation method Methods 0.000 abstract description 4
- 238000000746 purification Methods 0.000 abstract description 3
- 239000000945 filler Substances 0.000 abstract description 2
- 238000010438 heat treatment Methods 0.000 description 8
- 239000000047 product Substances 0.000 description 8
- 239000002994 raw material Substances 0.000 description 6
- 239000007788 liquid Substances 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000000066 reactive distillation Methods 0.000 description 3
- 230000008676 import Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 208000012839 conversion disease Diseases 0.000 description 1
- 239000012043 crude product Substances 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Landscapes
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
Abstract
The utility model discloses a continuous extrinsic cycle reaction side line ejection of compact composite construction rectifier unit, including rectifying still, rectifying column and outer circulation system, its characterized in that: the rectifying tower comprises a circulating feed inlet, a filler type rectifying section is arranged above the circulating feed inlet, and a plate type stripping section is arranged below the circulating feed inlet; a side line discharge port is arranged on the packed rectifying section, and a side line discharge port and a side line steam outlet of the rectifying tower are respectively connected with a tower top condenser and a side line condenser; the external circulation system comprises a connecting pipeline between a circulation discharge hole of the rectifying still and a circulation feed inlet on the rectifying tower, and an external circulation pump is connected on the pipeline. The utility model discloses the device collects reaction rectification and product separation, purification as an organic whole, can improve catalytic effect and reaction process conversion rate effectively, realizes multicomponent separation, improves separation effect and product purity, practices thrift equipment investment and land resource, reduces energy resource consumption.
Description
Technical field
The utility model relates to a kind of liquid-liquid-solid heterogeneous reaction and mixed liquid separator that be applicable to, particularly relates to a kind of continuous outer circulation reaction side line discharging composite construction rectifier unit.
Background technology
Present employed various outer circulation reaction and rectification devices; Material filling type or plank frame are arranged on structural design; Catalyst all is once to add in the reactor, adopts the outer circulation method to make between catalyst and the material and mixes, and adopts single flash that the product distillation that generates in the course of reaction is bullion; Can't be the high-load product with crude product refining; Adopt material filling type outer circulation reaction and rectification device simultaneously, the catalyst outer circulation is prone to cause filler to stop up in the course of reaction, and separating effect receives very big influence.
Present employed various reaction and rectification devices, structurally general single chuck heating or the single coil pipe mode of heating of adopting of rectifying still is connected to single rectifying tower with rectifying still; When sintetics is multicomponent; Can't be implemented in and realize on the reaction and rectification device that multicomponent separates,, adopt again rectificating method to separate mixed liquor in the industry for the separation of reactive distillation generation multicomponent mixed liquor; Production equipment and process are complicated like this, and energy consumption is high.
Summary of the invention
The purpose of the utility model provides a kind of widely applicable, simple in structure, easy to operate continuous outer circulation reaction side line discharging composite construction rectifier unit.
The utility model adopts following technical scheme:
A kind of continuous outer circulation reaction side line discharging composite construction rectifier unit; Comprise rectifying still, rectifying column and external circulating system; It is characterized in that: comprise the recycle feed mouth on the described rectifying column, recycle feed mouth top is the material filling type rectifying section, and the below is board-like stripping section; The side line discharging opening is set on the material filling type rectifying section, and rectifying column cat head venthole is connected with the side line condenser with overhead condenser respectively with the side line discharging opening; Described external circulating system comprises the circulation discharging opening of rectifying still and the connection pipeline between the rectifying column cocycle charging aperture, connects the outer circulation pump on the pipeline.
Described rectifying still is connected by steam guiding tube with rectifying column, and connected mode can adopt the valve block butt joint, and connects with bolted, guarantees that no liquid is leaked between the valve block.
Described board-like stripping section comprises one group of column plate in the tower, and column plate is provided with the perforate of aperture greater than the catalyst granules diameter.Described board-like stripping section height and column plate quantity were confirmed according to the course of reaction time of staying; General 3-7 piece column plate, preferred 4～6 blocks of column plates of adopting.The aperture of perforate confirms that according to catalyst particle size the aperture gets final product greater than the catalyst granules diameter on the column plate.Perforate preferably evenly distributes on column plate.
Described material filling type rectifying section is divided into two joints, is the side line discharging opening between two joints.Described material filling type rectifying section can adopt regular or dumped packing.
The continuous outer circulation reaction side line discharging composite construction rectifier unit of the utility model is provided with the outer circulation pump; Catalyst and reaction raw materials all add from the recycle feed mouth; Circulate in board-like stripping section and rectifying still through the outer circulation pump, establish the side line discharging opening on the rectifying column, cat head is connected with condenser respectively with side line; With reactive distillation and multicomponent disjoint set is one, saves energy consumption.
Establish chuck and coil pipe in the described rectifying still, to improve heating surface (area) (HS.
The continuous outer circulation reaction side line discharging composite construction rectifier unit of the utility model has advantages such as applied widely, simple in structure, easy to operate; Can improve catalytic effect and course of reaction conversion ratio effectively; The realization multicomponent separates, and improves separating effect and product purity, improves utilization rate of equipment and installations; Practice thrift equipment investment and land resource, reduce energy resource consumption.Beneficial effect is embodied in: 1. adopt the outer circulation pump to realize the outer circulation of raw material and catalyst, help improving mixed effect and time of contact between catalyst and the raw material.2. board-like stripping section partly adopts the polylith column plate, can make catalyst, organic solvent and raw mix contact as much as possible, improves catalytic effect, and prevents the catalyst blockage problem.3. establish the side line discharging opening on the rectifying column, can realize that multicomponent separates, improve separating effect and product purity, directly obtain high purity product, improve utilization rate of equipment and installations.4. rectifying still adopts chuck and coil pipe heating, effectively improves heating surface (area) (HS.5. adopt valve block between the different parts and, be convenient to dismounting and maintenance with the bolt connection.
Be described in detail below in conjunction with the specific embodiment of accompanying drawing the utility model.The protection domain of the utility model does not exceed with the specific embodiment, but is limited claim.
Description of drawings
Fig. 1 is the continuous outer circulation reaction of a utility model side line discharging composite construction rectifier unit structural representation.
Wherein: 1, circulation discharging opening, 2, subsequent use charging aperture, 3, the chuck condensate outlet, 4, the hot condensate outlet of coil pipe, 5, the jacket steam import; 6, chuck, 7, the coil pipe steam inlet, 8, buncher, 9, steam guiding tube, 10, the outer circulation pump; 11, board-like stripping section, 12, the recycle feed mouth, 13, save on the material filling type rectifying section, 14, the side line discharging opening, 15, material filling type rectifying section joint down; 16, cat head venthole, 17, side line discharging valve, 18, the side line discharge nozzle, 19, the side line condenser, 20, cat head venthole valve; 21, cat head discharge nozzle, 22, return duct, 23, surge tank, 24, overhead condenser.
The specific embodiment
As shown in Figure 1; Continuous outer circulation reaction side line discharging composite construction rectifier unit according to the utility model comprises rectifying still, rectifying column and external circulating system, comprises recycle feed mouth 12 on the rectifying column; Recycle feed mouth 12 tops are material filling type rectifying section 13,15, and the below is board-like stripping section 11; On the material filling type rectifying section 13,15 side line discharging opening 12 is set, rectifying column cat head venthole 16 is connected with side line condenser 19 with overhead condenser 24 respectively with side line discharging opening 12; External circulating system comprises the circulation discharging opening 1 of rectifying still and the connection pipeline between the rectifying column cocycle charging aperture 12, connects outer circulation pump 10 on the pipeline.
Described continuous outer circulation reaction side line discharging composite construction rectifier unit; The rectifying column cat head is connected with condenser respectively with side line; Raw material and catalyst are realized outer circulation through the outer circulation pump; Extraction realizes that multicomponent separates to cat head with the side line difference, and reactive distillation and product purification collection are one, the saving energy consumption.
Described rectifying still volume is 0.6m
3, be provided with chuck 6 and coil pipe simultaneously, to improve heating surface (area) (HS.Coil pipe is Φ 38*3, totally 12 circles.Also be provided with circulation discharging opening (valve) 1, subsequent use charging aperture (valve) 2, jacket steam import 5, chuck condensate outlet 3, coil pipe condensate outlet 4, coil pipe steam inlet 7 and agitator on the rectifying still; Agitator is driven by buncher 8, and the stirring vane diameter is Φ 50-60cm.Axle envelope between agitator and the rectifying still requires mechanical sealing performance good, guarantees that no liquid or gas leak.Be provided with the steam guiding tube outlet on rectifying still top, the steam guiding tube outlet connects steam guiding tube 9.
The two ends of steam guiding tube 9 are connected with rectifying still and board-like stripping section 11 respectively, and connected mode adopts the valve block butt joint, and fastening with the bolt connection, guarantee no liquid or gas leakage between the valve block.
Described rectifying column comprises board-like stripping section 11 and material filling type rectifying section, adopts different structure.Design cycle charging aperture 12 between board-like stripping section 11 and the material filling type rectifying section is connected with rectifying still circulation discharging opening 1 and outer circulation pump 10.Rectifying column cat head venthole 16 connects overhead condenser 24, also comprises cat head venthole valve 20, cat head discharge nozzle 21, return duct 22, surge tank 23 etc.
Board-like stripping section 11 comprises one group of column plate in the tower, and column plate is provided with the perforate of aperture greater than the catalyst granules diameter.The height of board-like stripping section 11 and the number of plates are confirmed according to the course of reaction time of staying, are generally adopted the 3-7 piece.
The material filling type rectifying section is divided on the material filling type rectifying section joint 13 and material filling type rectifying section 15 liang of joints of joint down, design side line discharging opening 14 between two joint rectifying sections, and side line discharging opening 14 is connected with side line condenser 19, also comprises side line discharging valve 17 and side line discharge nozzle 18.The height of two joint material filling type rectifying sections 13,15 confirms that according to the character and the boiling point of synthetic mixed liquor as adopting SW-1 type ripple packing, upper and lower two joint material filling type rectifying section height are respectively 5-7m and 4-6m.
As stated, the utility model adopts the outer circulation pump to realize raw material and catalyst circulation, helps improving mixed effect and time of contact between catalyst and the raw material; Rectifying still adopts chuck and coil pipe heating, effectively improves heating surface (area) (HS; Catalyst circulates in board-like stripping section and rectifying still, can improve catalytic effect, and prevents the catalyst blockage problem; Design side line discharging opening on the rectifying column, the multicomponent that helps synthetic mixture separates, and improves product gas purity.When big the or sintetics of treating capacity changed, above-mentioned size can also be amplified according to synthetic mixed liquor characteristics etc. in proportion.
The continuous outer circulation reaction side line discharging composite construction rectifier unit of the utility model; Purposes is wide, simple in structure, easy to operate, and successive reaction rectifying and product purification process is integrated, effectively improves utilization rate of equipment and installations; Practice thrift equipment investment and land resource, cut down the consumption of energy.
Claims (7)
1. side line discharging composite construction rectifier unit is reacted in a continuous outer circulation; Comprise rectifying still, rectifying column and external circulating system; It is characterized in that: comprise recycle feed mouth (12) on the described rectifying column; Recycle feed mouth (12) top is material filling type rectifying section (13,15), and the below is board-like stripping section (11); The material filling type rectifying section is provided with side line discharging opening (14) on (13,15), and rectifying column cat head venthole (16) is connected with side line condenser (19) with overhead condenser (24) respectively with side line discharging opening (14); Described external circulating system comprises the circulation discharging opening (1) of rectifying still and the connection pipeline between the rectifying column cocycle charging aperture (12), connects outer circulation pump (10) on the pipeline.
2. rectifier unit according to claim 1 is characterized in that, described board-like stripping section (11) comprises one group of column plate in the tower, and column plate is provided with the perforate of aperture greater than the catalyst granules diameter.
3. reaction and rectification device according to claim 2 is characterized in that, described board-like stripping section (11) adopts 3-7 piece column plate.
4. rectifier unit according to claim 1 is characterized in that, described material filling type rectifying section is divided into joint (13) and the following joint of material filling type rectifying section (15) on the material filling type rectifying section, is side line discharging opening (14) between the two joint rectifying sections.
5. rectifier unit according to claim 1 is characterized in that, described material filling type rectifying section can adopt regular or dumped packing.
6. rectifier unit according to claim 1 is characterized in that, described rectifying still is connected by steam guiding tube (9) with rectifying column, and connected mode can adopt the valve block butt joint, and connects with bolted.
7. rectifier unit according to claim 1 is characterized in that, establishes chuck and coil pipe in the described rectifying still.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203391865U CN202199146U (en) | 2011-09-13 | 2011-09-13 | Continuous external circulation reaction side-stream discharging composite structure rectifying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203391865U CN202199146U (en) | 2011-09-13 | 2011-09-13 | Continuous external circulation reaction side-stream discharging composite structure rectifying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202199146U true CN202199146U (en) | 2012-04-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203391865U Expired - Fee Related CN202199146U (en) | 2011-09-13 | 2011-09-13 | Continuous external circulation reaction side-stream discharging composite structure rectifying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202199146U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107261540A (en) * | 2017-07-04 | 2017-10-20 | 河南神马尼龙化工有限责任公司 | A kind of cyclohexanol Mead-Bauer recovery system |
| CN108815874A (en) * | 2018-08-30 | 2018-11-16 | 安徽顺恒信新材料有限公司 | A kind of rectifying still self-flow device |
| CN117138713A (en) * | 2023-10-30 | 2023-12-01 | 天津凯莱英医药科技发展有限公司 | Continuous synthesis system and method for furan compounds |
-
2011
- 2011-09-13 CN CN2011203391865U patent/CN202199146U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107261540A (en) * | 2017-07-04 | 2017-10-20 | 河南神马尼龙化工有限责任公司 | A kind of cyclohexanol Mead-Bauer recovery system |
| CN108815874A (en) * | 2018-08-30 | 2018-11-16 | 安徽顺恒信新材料有限公司 | A kind of rectifying still self-flow device |
| CN117138713A (en) * | 2023-10-30 | 2023-12-01 | 天津凯莱英医药科技发展有限公司 | Continuous synthesis system and method for furan compounds |
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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 |
Granted publication date: 20120425 Termination date: 20140913 |
|
| EXPY | Termination of patent right or utility model |