CN201684605U - Combined polymerization reactor - Google Patents
Combined polymerization reactor Download PDFInfo
- Publication number
- CN201684605U CN201684605U CN2010201753195U CN201020175319U CN201684605U CN 201684605 U CN201684605 U CN 201684605U CN 2010201753195 U CN2010201753195 U CN 2010201753195U CN 201020175319 U CN201020175319 U CN 201020175319U CN 201684605 U CN201684605 U CN 201684605U
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- cylindrical shell
- drum
- rotating shaft
- rotary shaft
- outlet
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- Polyesters Or Polycarbonates (AREA)
Abstract
The utility model discloses a combined polymerization reactor in the field of polyester production devices, which comprises a sealed horizontal drum. A material inlet is arranged at one end of the drum while a material outlet is arranged at the other end, a gas-phase outlet is arranged on the drum, a first rotary shaft is arranged inside the drum, a plurality of sets of discs are arranged on the first rotary shaft, the end of the first rotary shaft extends out of one end of the drum, and the first rotary shaft is arranged at one end of the drum provided with the material inlet. A second rotary shaft is further arranged close to the drum provided with the material outlet inside the drum and extends out of the other end of the drum, a supporting mechanism for supporting the first rotary shaft and the second rotary shaft is further arranged inside the drum, and a squirrel-cage stirrer is arranged on the second rotary shaft. The arrangement of the discs can lead materials to be sufficiently stirred and achieve the effect of plug flow reaction, the squirrel-cage stirrer performs excellent stirring filming function on the materials, greatly increase evaporation surface area of the materials and can promote further condensation polymerization of the materials, and the combined polymerization reactor can guarantee fast condensation polymerization reaction speed and high efficiency and is applicable to production of various polyesters.
Description
Technical field
The utility model relates to a kind of process units of polyester, particularly a kind of polymer reactor.
Background technology
In the Chinese patent database, a kind of novel disk reactor that is used for production of polyester is disclosed, its publication number: CN2707362Y, open day be: on July 6th, 2005, its structure mainly includes the pressure-bearing type cylindrical shell of a sealing, and this cylindrical shell is provided with material inlet and material outlet, and is pivoted with a driving shaft in inner barrel, be installed with many group ring dishes on this driving shaft, described ring dish is installed with the parallel axial membrane steel plate of polylith at its sidepiece.This novel disk reactor utilization ring dish forms vertical film and parallel membrane with axial membrane steel plate in use, thereby has increased the amount of reactor inner space belongings feed liquid film, has increased the reactor mass transfer area, effectively raises stirring efficiency.Its weak point is: this disk reactor can form laminar flow, reduces back-mixing, in initial reaction stage, when material viscosity is low, has good reaction effect; But along with the in-depth of reaction is carried out, the viscosity of material increases, and such structure can hinder flowing of material, causes reaction speed slow, and production efficiency is low.
The utility model content
The purpose of this utility model provides a kind of combined type polyester reactor, makes all can keep good reaction speed its initial stage and later stage at polyester polycondensation reaction.
The purpose of this utility model is achieved in that a kind of combined type polymer reactor, comprises the horizontal cylinder of sealing, and described cylindrical shell one end is provided with material inlet, and the other end is provided with material outlet, and described cylindrical shell top is provided with gaseous phase outlet; Be provided with rotating shaft one in the cylindrical shell, rotating shaft one is provided with many group disks, and stretch out from an end of cylindrical shell the end of rotating shaft one; Described rotating shaft one is arranged on material inlet one end; Also be provided with rotating shaft two near material outlet one end in the cylindrical shell, described rotating shaft two is stretched out from the other end of cylindrical shell, also is provided with the supporting device of supporting shaft one and rotating shaft two in the cylindrical shell; Rotating shaft two is provided with the squirrel-cage agitator.
In the utility model, rotating shaft one and rotating shaft two are rotated simultaneously, rotating speed between the two can be because of the difference of material difference to some extent, gaseous phase outlet is connected vacuum suction device, make and keep certain vacuum in the housing, the accessory substance that reaction is separated out can in time be taken away, guarantee further carrying out of polymerisation, reaction mass enters from material inlet, cross the many groups disk in the rotating shaft one step by step, disk the evaporation surface that can greatly increase material is set, impel polycondensation reaction further to carry out, along with material flows to the material outlet direction from material inlet, the viscosity of material increases gradually, because the film forming area of squirrel-cage agitator is bigger, the bigger material of viscosity is had good stirring action, can impel the further polycondensation of the bigger material of viscosity, simultaneously, can guarantee the efficient of polycondensation reaction, the material after the polycondensation reaction can be from the material outlet separating device.Compared with prior art, the beneficial effects of the utility model are: it can guarantee that condensation polymerization speed is fast, the efficient height.This device can be used in the production of various polyester.
For further guaranteeing the reaction speed of material, described cylindrical shell is a double Shell, and cylindrical shell is provided with the chuck space between heating agent import and the described double Shell of heating agent outlet connection.Can feed heating agent in the chuck space, the conditioned reaction temperature impels the continuation of reaction deeply to carry out.
As further improvement of the utility model, the latter half in the inherent disk of described cylindrical shell gap is inserted with some dividing plates, and described dividing plate links to each other with inner walls.Material needs repeatedly baffling can pass disk and dividing plate, can avoid the material back-mixing.
For avoiding the material back-mixing, simultaneously, can there be enough materials to pass dividing plate again, described dividing plate is provided with and runs through runner, and the runner that runs through on the adjacent separator shifts to install.In addition, described disk is provided with some through flow holes, mutual dislocation setting on the through flow hole axial direction between the adjacent discs.
Convenient for guaranteeing material charging and discharging, described material inlet is arranged on cylindrical shell one end bottom, and material outlet is arranged on cylindrical shell other end bottom, and gaseous phase outlet is arranged on the material outlet top.
Description of drawings
Fig. 1 is the utility model structural representation
Wherein, 1 gaseous phase outlet, 2 housings, 3 rotating shafts, two, 4 squirrel-cage agitators, 5 supporting devices, 6 disks, 7 rotating shafts, one, 8 dividing plate, 9 material inlets, the outlet of 10 heating agents, 11 material outlets, 12 heating agent imports.
The specific embodiment
As shown in the figure, be the combined type polymer reactor, the horizontal cylinder that comprises sealing, described cylindrical shell one end is provided with material inlet 9, the other end is provided with material outlet 11, and described cylindrical shell top is provided with gaseous phase outlet 1, and material inlet 9 is arranged on cylindrical shell one end bottom, material outlet 11 is arranged on cylindrical shell other end bottom, and gaseous phase outlet 1 is arranged on material outlet 11 tops; Be provided with rotating shaft 1 in the cylindrical shell, rotating shaft 1 is provided with many group disks 6, and stretch out from the end cap of cylindrical shell one end the end of rotating shaft 1; Rotating shaft 1 is arranged on material inlet 9 one ends; Also be provided with rotating shaft 23 near material outlet 11 1 ends in the cylindrical shell, rotating shaft 23 is stretched out from the end cap of the cylindrical shell other end, and rotating shaft 1 and rotating shaft 23 are connected through mechanical seal respectively with between the cylindrical shell; Also be provided with the supporting device 5 of supporting shaft 1 and rotating shaft 23 in the cylindrical shell; Rotating shaft 23 is provided with squirrel-cage agitator 4.Cylindrical shell is a double Shell 2, and cylindrical shell is provided with the chuck space between heating agent import 12 and the described double Shell 2 of heating agent outlet 10 connections.The latter half in the inherent disk of cylindrical shell 6 gaps is inserted with some dividing plates 8, and described dividing plate 8 links to each other with housing 2 inwalls; Dividing plate 8 is provided with and runs through runner, and the runner that runs through on the adjacent separator 8 shifts to install; Disk 6 is provided with some through flow holes, mutual dislocation setting on the through flow hole axial direction between the adjacent discs 6.
Rotating shaft 1 and rotating shaft 23 are rotated simultaneously, rotating speed between the two can be because of the difference of material difference to some extent, gaseous phase outlet 1 is connected vacuum suction device, make and keep certain vacuum in the housing 2, the accessory substance that reaction is separated out can in time be taken away, guarantee further carrying out of polycondensation reaction, reaction mass enters from material inlet 9, cross the many groups disk 6 in the rotating shaft one step by step, being provided with of disk 6 can make material stir fully, reach the effect of laminar flow reaction, impel polycondensation reaction further to carry out, along with material flows to material outlet 11 directions from material inlet 9, the viscosity of material increases gradually, because the film forming area of squirrel-cage agitator 4 is bigger, and the bigger material of viscosity is had good stirring action, can impel the further polycondensation of the bigger material of viscosity, simultaneously, material has certain fluidity, can guarantee that reaction efficiency is higher, and the material after the polycondensation reaction can be from material outlet 11 separating devices.
Claims (6)
1. combined type polymer reactor comprises the horizontal cylinder of sealing, and described cylindrical shell one end is provided with material inlet, and the other end is provided with material outlet, and described cylindrical shell top is provided with gaseous phase outlet; Be provided with rotating shaft one in the cylindrical shell, rotating shaft one is provided with many group disks, and stretch out from an end of cylindrical shell the end of rotating shaft one; It is characterized in that: described rotating shaft one is arranged on material inlet one end; Also be provided with rotating shaft two near material outlet one end in the cylindrical shell, described rotating shaft two is stretched out from the other end of cylindrical shell, also is provided with the supporting device of supporting shaft one and rotating shaft two in the cylindrical shell; Rotating shaft two is provided with the squirrel-cage agitator.
2. combined type polymer reactor according to claim 1 is characterized in that: described cylindrical shell is a double Shell, and cylindrical shell is provided with the chuck space between heating agent import and the described double Shell of heating agent outlet connection.
3. combined type polymer reactor according to claim 1 and 2 is characterized in that: the latter half in the inherent disk of described cylindrical shell gap is inserted with some dividing plates, and described dividing plate links to each other with inner walls.
4. combined type polymer reactor according to claim 3 is characterized in that: described dividing plate is provided with and runs through runner, and the runner that runs through on the adjacent separator shifts to install.
5. combined type polymer reactor according to claim 1 and 2 is characterized in that: described disk is provided with some through flow holes, mutual dislocation setting on the through flow hole axial direction between the adjacent discs.
6. combined type polymer reactor according to claim 1 and 2 is characterized in that: described material inlet is arranged on cylindrical shell one end bottom, and material outlet is arranged on cylindrical shell other end bottom, and gaseous phase outlet is arranged on the material outlet top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201753195U CN201684605U (en) | 2010-04-29 | 2010-04-29 | Combined polymerization reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201753195U CN201684605U (en) | 2010-04-29 | 2010-04-29 | Combined polymerization reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201684605U true CN201684605U (en) | 2010-12-29 |
Family
ID=43372898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201753195U Expired - Lifetime CN201684605U (en) | 2010-04-29 | 2010-04-29 | Combined polymerization reactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201684605U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104258795A (en) * | 2014-09-24 | 2015-01-07 | 中国纺织科学研究院 | Exchange reaction system, modified polyester production system containing exchange reaction system as well as modified polyester production method |
| CN106268591A (en) * | 2016-09-23 | 2017-01-04 | 上海聚友化工有限公司 | A kind of polymerization reaction kettle and method for making polyester |
| CN106622083A (en) * | 2016-12-23 | 2017-05-10 | 南京昊扬化工装备有限公司 | Novel high-viscosity final polycondensation reactor |
| CN109529753A (en) * | 2019-01-14 | 2019-03-29 | 扬州惠通化工科技股份有限公司 | A kind of PBT esterification system |
| CN110280202A (en) * | 2019-06-18 | 2019-09-27 | 中国科学院过程工程研究所 | A kind of final polycondensation reactor preparing polycarbonate |
| CN112601608A (en) * | 2018-09-24 | 2021-04-02 | 伍德依文达菲瑟有限责任公司 | Reactor for devolatilization and polycondensation of polymer melts |
-
2010
- 2010-04-29 CN CN2010201753195U patent/CN201684605U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104258795A (en) * | 2014-09-24 | 2015-01-07 | 中国纺织科学研究院 | Exchange reaction system, modified polyester production system containing exchange reaction system as well as modified polyester production method |
| CN104258795B (en) * | 2014-09-24 | 2015-12-30 | 中国纺织科学研究院 | Exchange reaction system, the modified poly ester production system comprising it and modified poly ester production method |
| CN106268591A (en) * | 2016-09-23 | 2017-01-04 | 上海聚友化工有限公司 | A kind of polymerization reaction kettle and method for making polyester |
| CN106268591B (en) * | 2016-09-23 | 2018-07-20 | 上海聚友化工有限公司 | A kind of polymerization reaction kettle and method for making polyester |
| CN106622083A (en) * | 2016-12-23 | 2017-05-10 | 南京昊扬化工装备有限公司 | Novel high-viscosity final polycondensation reactor |
| CN112601608A (en) * | 2018-09-24 | 2021-04-02 | 伍德依文达菲瑟有限责任公司 | Reactor for devolatilization and polycondensation of polymer melts |
| CN109529753A (en) * | 2019-01-14 | 2019-03-29 | 扬州惠通化工科技股份有限公司 | A kind of PBT esterification system |
| CN109529753B (en) * | 2019-01-14 | 2024-10-01 | 扬州惠通科技股份有限公司 | PBT esterification reaction system |
| CN110280202A (en) * | 2019-06-18 | 2019-09-27 | 中国科学院过程工程研究所 | A kind of final polycondensation reactor preparing polycarbonate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160204 Address after: 225009 No. 301 Wangjiang Road, Yangzhou economic and Technological Development Zone, Yangzhou, Jiangsu Patentee after: Oerlikon Barmag Huitong (Yangzhou) Engineering Co. Ltd. Address before: 225008 No. 18 Hung Road, Yangzhou Development Zone, Jiangsu, China Patentee before: Open chemical industry technological Co., Ltd. of the favor of Yangzhou |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101229 |