CN204607902U - There is the polyphenylene sulfide production unit of solvent recuperation function - Google Patents
There is the polyphenylene sulfide production unit of solvent recuperation function Download PDFInfo
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- CN204607902U CN204607902U CN201520276184.4U CN201520276184U CN204607902U CN 204607902 U CN204607902 U CN 204607902U CN 201520276184 U CN201520276184 U CN 201520276184U CN 204607902 U CN204607902 U CN 204607902U
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Abstract
The utility model relates to the polyphenylene sulfide production unit with solvent recuperation function, comprise polymeric kettle, flash vaporization kettle and condensate recovery system, be provided with agitation equipment of polymerization vessel and spiral coil cooling tube in polymeric kettle, spiral coil cooling tube is connected to the coolant circulation circuit being arranged in polymeric kettle tank body outside; Be provided with flash vaporization kettle agitator in flash vaporization kettle, be also provided with vacuum interface; Condensate recovery system comprises condenser, solvent recovery tank and vacuum pump, and vacuum interface, condenser and vacuum pump are linked in sequence, and condenser is also connected with solvent recovery tank, and polymeric kettle is connected with flash vaporization kettle.Adopt this equipment, the mixture that polyreaction completes enters in flash vaporization kettle, the flash distillation in the tank body of high negative pressure of the solvent in material, enters the cooling condensation of condenser place subsequently and reclaims.Relative to traditional way, adopt this device fabrication that energy consumption is reduced greatly.The stirring that resin material simultaneously in flash vaporization kettle is subject to whipping appts is broken, is refined into powdery, is convenient to follow-up cleaning.
Description
Technical field
The utility model relates to tool polyphenylene sulfide and produces, and particularly has the polyphenylene sulfide production unit of solvent recuperation function.
Background technology
Polyphenylene sulfide, being called for short PPS, is a kind of macromolecular material of novel excellent combination property.It has higher intensity, modulus and dimensional stability, also has excellent thermotolerance, electrical insulating property and corrosion resistance nature.PPS is also one of " eight is large " aerospace material, and is widely used in aerospace, electronic apparatus., field of petrochemical industry.
In the production technique of current polyphenylene sulfide, can the material after being polymerized be filtered, then with the solvent mixed in water extract material, and through rectifying to solvent recuperation.The shortcoming of this production method is that solvent loss is large, reclaims energy consumption high, causes the high cost of manufacturer; In addition, when adopting above-mentioned explained hereafter, PPS rosin products can converge the irregular agglomerate of bonding formation, and the catalyzer added in production process and other by products are usually wrapped in agglomerate inside, makes rosin products be difficult to cleaning, causes product purity to reduce.
Utility model content
Technical problem to be solved in the utility model is: provide a kind of polyphenylene sulfide production unit with solvent recuperation function, can reduce solvent recuperation energy consumption, production cost is reduced.
The utility model solves the technical scheme that its technical problem adopts:
There is the polyphenylene sulfide production unit of solvent recuperation function, comprise polymeric kettle, flash vaporization kettle and condensate recovery system, described polymeric kettle comprises polymeric kettle tank body, agitation equipment of polymerization vessel and spiral coil cooling tube is provided with in described polymeric kettle tank body, described spiral coil cooling tube is connected to the coolant circulation circuit being arranged in polymeric kettle tank body outside, and described polymeric kettle tank body is also provided with polymeric kettle opening for feed and polymeric kettle discharge port; Described flash vaporization kettle comprises flash vaporization kettle tank body, is provided with flash vaporization kettle agitator in described flash vaporization kettle tank body, and described flash vaporization kettle tank body is also provided with flash vaporization kettle opening for feed, flash vaporization kettle discharge port and vacuum interface, and described polymeric kettle discharge port is connected with flash vaporization kettle opening for feed; Described condensate recovery system comprises condenser, solvent recovery tank and vacuum pump, and described vacuum interface, condenser and vacuum pump are linked in sequence, and condenser is also connected with described solvent recovery tank.
Further, described agitation equipment of polymerization vessel comprises agitator and lower agitator, polymeric kettle tank body is outside equipped with agitator motor mechanism and lower agitator motor mechanism, and described upper agitator motor mechanism output terminal is connected with upper agitator, and described lower agitator motor mechanism output terminal is connected with lower agitator.
Further, described lower agitator is screw agitator.
Further, described flash vaporization kettle agitator is helix agitator, and adopts lower alr mode to arrange.
Further, described flash vaporization kettle tank body is outside equipped with flash vaporization kettle agitator motor, and described flash vaporization kettle agitator motor output terminal is connected with described flash vaporization kettle agitator.
Further, described polymeric kettle tank body and flash vaporization kettle tank wall are enclosed with electric heating cover respectively.
The beneficial effects of the utility model are: adopt the above-mentioned polyphenylene sulfide production unit with solvent recuperation function, after the mixture that polyreaction completes enters flash vaporization kettle, through heating and vacuumizing process, the flash distillation in the tank body of high negative pressure of solvent in material, enter the cooling condensation of condenser place subsequently, flow into solvent recovery tank.Relative to the mode of traditional rectifying recycling design, when adopting this equipment to produce, energy consumption is reduced greatly.The stirring that resin material simultaneously in flash vaporization kettle is subject to whipping appts in drying process is broken, is refined into powdery, follow-uply can remove most impurity through washing again, and the finished product purity is improved.
Accompanying drawing explanation
Fig. 1 is the schematic diagram with a kind of embodiment of polyphenylene sulfide production unit of solvent recuperation function of the present utility model;
Fig. 2 is the schematic diagram of polymeric kettle in Fig. 1;
Fig. 3 is the schematic diagram of flash vaporization kettle in Fig. 1;
In figure, Reference numeral is: polymeric kettle 1, polymeric kettle tank body 11, upper agitator 12, upper agitator motor mechanism 121, lower agitator 13, lower agitator motor mechanism 131, spiral coil cooling tube 14, polymeric kettle opening for feed 15, polymeric kettle discharge port 16, flash vaporization kettle 2, flash vaporization kettle tank body 21, flash vaporization kettle agitator 22, flash vaporization kettle agitator motor 221, flash vaporization kettle opening for feed 25, flash vaporization kettle discharge port 26, vacuum interface 27, condensate recovery system 3, condenser 31, solvent recovery tank 32, vacuum pump 33.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further illustrated: as shown in Figure 1:
There is the polyphenylene sulfide production unit of solvent recuperation function, comprise polymeric kettle 1, flash vaporization kettle 2 and condensate recovery system 3, described polymeric kettle 1 comprises polymeric kettle tank body 11, agitation equipment of polymerization vessel and spiral coil cooling tube 14 is provided with in described polymeric kettle tank body 11, described spiral coil cooling tube 14 is connected to the coolant circulation circuit being arranged in polymeric kettle tank body 11 outside, and described polymeric kettle tank body 11 is also provided with polymeric kettle opening for feed 15 and polymeric kettle discharge port 16; Described flash vaporization kettle 2 comprises flash vaporization kettle tank body 21, flash vaporization kettle agitator 22 is provided with in described flash vaporization kettle tank body 21, described flash vaporization kettle tank body 21 is also provided with flash vaporization kettle opening for feed 25, flash vaporization kettle discharge port 26 and vacuum interface 27, and described polymeric kettle discharge port 16 is connected with flash vaporization kettle opening for feed 25; Described condensate recovery system 3 comprises condenser 31, solvent recovery tank 32 and vacuum pump 33, and described vacuum interface 27, condenser 31 and vacuum pump 33 are linked in sequence, and condenser 31 is also connected with described solvent recovery tank 32.
In this production equipment, polymeric kettle 1 is the place that raw material carries out polyreaction, the mixture formed after completing polyreaction in polymeric kettle 1 enters flash vaporization kettle 2 through polymeric kettle discharge port 16, subsequently, vacuum pump 33 is started working and is made to form negative pressure in flash vaporization kettle 2, solvent generating gasification in mixture and enter condenser 31 and cool condensation, solvent after condensation flows in solvent recovery tank 32.In flash vaporization kettle 2, remaining solid materials is flashed still agitator 22 and stirs, pulverizes formation fine powder.This fine powder is removed after impurity through washing, can obtain pure PPS rosin products.
Concrete, be provided with agitation equipment of polymerization vessel and spiral coil cooling tube 14 in described polymeric kettle tank body 11, wherein agitation equipment of polymerization vessel is used for raw material stirring, can fully mix.Agitation equipment of polymerization vessel can be alr mode, such as driven by motor stirring rake Stirring in polymeric kettle tank body 11 in single employing; Also can be adopt lower alr mode, such as, impeller-type whipping appts is set in tank base.
Preferred also can be adopt stirring and lower alr mode simultaneously, such as, described agitation equipment of polymerization vessel comprises agitator 12 and lower agitator 13, polymeric kettle tank body 11 is outside equipped with agitator motor mechanism 121 and lower agitator motor mechanism 131, described upper agitator motor mechanism 121 output terminal is connected with upper agitator 12, and described lower agitator motor mechanism 131 output terminal is connected with lower agitator 13.
As shown in Figure 2, when raw materials for production drop in polymeric kettle tank body 11, upper agitator 12 mainly stirs liquid starting material, and lower agitator 13 mainly acts on the solid material of product in tank body bottom.Preferred further, described lower agitator 13 can be screw agitator.
Spiral coil cooling tube 14 is in optimal temperature for the raw material maintained in tank body, due to polyphenylene sulfide synthesize time, can thermopositive reaction be there is, in order to prevent temperature in tank body too high, can be pass in spiral coil cooling tube 14 refrigerant realize cooling.Spiral coil cooling tube 14 can be preferably the coiled coil multilayer in polymeric kettle tank body 11 as spring, to increase spiral coil cooling tube 14 and the contact area of raw material, improves cooling efficiency, also makes each position in tank body can uniform decrease in temperature simultaneously.
Can be pass into cold water or other can cool the material of heat absorption in spiral coil cooling tube 14.Spiral coil cooling tube 14 is connected to the coolant circulation circuit being arranged in polymeric kettle tank body 11 outside, can be such as that spiral coil cooling tube 14 is communicated with in the chilled(cooling) water return (CWR) of recycle pump, recycle pump drives current to circulate in spiral coil cooling tube 14, takes away the waste heat in polymeric kettle tank body 11.
Mixture after polymeric kettle 1 completes polyreaction enters flash vaporization kettle tank body 21 from polymeric kettle discharge port 16.The vacuum interface 27 that described flash vaporization kettle tank body 21 is arranged is for being connected with condensate recovery system 3.Concrete, described condensate recovery system 3 comprises the condenser 31 and vacuum pump 33 that are linked in sequence, and vacuum interface 27 is connected with condenser 31.
After starting vacuum pump 33, form negative pressure in flash vaporization kettle tank body 21, the solution in mixture gasifies rapidly, and flows into condenser 31 from vacuum interface 27, and gas meets condensation knot at condenser 31 place, drippage enters solvent recovery tank 32.Solvent recovery tank 32 can be the tank body only with memory function, also can be to carry out certain reacting tank body, such as, after condensation recovered solvent enters solvent recovery tank 32, carries out another kind reaction as raw material.
Flash vaporization kettle agitator 22 is provided with in described flash vaporization kettle tank body 21, when carrying out vacuum flash in flash vaporization kettle tank body 21, solution generating gasification in mixture, and solid matter has and progressively converges bonding agglomerating trend, flash vaporization kettle agitator 22 pairs of materials are adopted constantly to stir, material particles can be stoped bonding, make material form small-particle or even Powdered.
Strengthen stirring intensity and can promote material particles refinement, adopt the size of different alr modes on material particles also to have impact.Such as preferred, can be described flash vaporization kettle agitator 22 be helix agitator, and adopt lower alr mode to arrange.
As shown in Figure 3, flash vaporization kettle tank body 21 is outside equipped with flash vaporization kettle agitator motor 221, and flash vaporization kettle agitator motor 221 output terminal is connected with flash vaporization kettle agitator 22.Driven by motor helix agitator rotates, and in stirring simultaneously, form the effect of upwardly and downwards shedding, material is finally formed Powdered material.Concrete, helix agitator also can be adopt the various ways such as single ribbon, two ribbon, the combination of interior-outer ribbon, ribbon-screw rod combination.
Due to polymeric kettle 1 work time, in tank body, there is elevated pressures, before material sends into flash vaporization kettle 2 from polymeric kettle discharge port 16, after usually carrying out pressure release to polymeric kettle 1, carry out feeding operation again.Preferably, can be also be connected with pressure equalizing pipe between polymeric kettle 1 and flash vaporization kettle 2, pressure equalizing pipe arranges valve, slowly open this valve, make polymeric kettle 1 and flash vaporization kettle 2 reach pressure equilibrium, can feeding be started.
In addition, because the flash vaporization process of polyphenylene sulfide polyreaction initial stage and flash vaporization kettle 2 all needs to carry out at a certain temperature, concrete type of heating can be adopt the heating of coal, gas firing, the modes such as Infrared Heating.Preferably, can also be enclosed with electric heating cover respectively at described polymeric kettle tank body 11 and flash vaporization kettle tank body 21 outer wall.Electric heating cover energising can realize heating function.
Claims (6)
1. there is the polyphenylene sulfide production unit of solvent recuperation function, it is characterized in that, comprise polymeric kettle (1), flash vaporization kettle (2) and condensate recovery system (3), described polymeric kettle (1) comprises polymeric kettle tank body (11), agitation equipment of polymerization vessel and spiral coil cooling tube (14) is provided with in described polymeric kettle tank body (11), described spiral coil cooling tube (14) is connected to and is arranged in the outside coolant circulation circuit of polymeric kettle tank body (11), described polymeric kettle tank body (11) is also provided with polymeric kettle opening for feed (15) and polymeric kettle discharge port (16), described flash vaporization kettle (2) comprises flash vaporization kettle tank body (21), flash vaporization kettle agitator (22) is provided with in described flash vaporization kettle tank body (21), described flash vaporization kettle tank body (21) is also provided with flash vaporization kettle opening for feed (25), flash vaporization kettle discharge port (26) and vacuum interface (27), and described polymeric kettle discharge port (16) is connected with flash vaporization kettle opening for feed (25), described condensate recovery system (3) comprises condenser (31), solvent recovery tank (32) and vacuum pump (33), described vacuum interface (27), condenser (31) and vacuum pump (33) are linked in sequence, and condenser (31) is also connected with described solvent recovery tank (32).
2. there is the polyphenylene sulfide production unit of solvent recuperation function as claimed in claim 1, it is characterized in that, described agitation equipment of polymerization vessel comprises agitator (12) and lower agitator (13), polymeric kettle tank body (11) is outside equipped with agitator motor mechanism (121) and lower agitator motor mechanism (131), described upper agitator motor mechanism (121) output terminal is connected with upper agitator (12), and described lower agitator motor mechanism (131) output terminal is connected with lower agitator (13).
3. have the polyphenylene sulfide production unit of solvent recuperation function as claimed in claim 2, it is characterized in that, described lower agitator (13) is screw agitator.
4. have the polyphenylene sulfide production unit of solvent recuperation function as claimed in claim 1, it is characterized in that, described flash vaporization kettle agitator (22) is helix agitator, and adopts lower alr mode to arrange.
5. the polyphenylene sulfide production unit with solvent recuperation function as described in claim 1 or 4, it is characterized in that, described flash vaporization kettle tank body (21) is outside equipped with flash vaporization kettle agitator motor (221), and described flash vaporization kettle agitator motor (221) output terminal is connected with described flash vaporization kettle agitator (22).
6. the polyphenylene sulfide production unit with solvent recuperation function as described in claim 1,2,3,4 or 5, is characterized in that, described polymeric kettle tank body (11) and flash vaporization kettle tank body (21) outer wall are enclosed with electric heating cover respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520276184.4U CN204607902U (en) | 2015-04-30 | 2015-04-30 | There is the polyphenylene sulfide production unit of solvent recuperation function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520276184.4U CN204607902U (en) | 2015-04-30 | 2015-04-30 | There is the polyphenylene sulfide production unit of solvent recuperation function |
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| CN204607902U true CN204607902U (en) | 2015-09-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520276184.4U Expired - Fee Related CN204607902U (en) | 2015-04-30 | 2015-04-30 | There is the polyphenylene sulfide production unit of solvent recuperation function |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107814975A (en) * | 2017-12-11 | 2018-03-20 | 洛阳乐森石化新材料有限公司 | A kind of polyester kettle reaction mass retracting device |
| CN118079846A (en) * | 2024-04-23 | 2024-05-28 | 四川中科兴业高新材料有限公司 | Synthetic PPS prepolymerization heat release energy recovery unit |
-
2015
- 2015-04-30 CN CN201520276184.4U patent/CN204607902U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107814975A (en) * | 2017-12-11 | 2018-03-20 | 洛阳乐森石化新材料有限公司 | A kind of polyester kettle reaction mass retracting device |
| CN118079846A (en) * | 2024-04-23 | 2024-05-28 | 四川中科兴业高新材料有限公司 | Synthetic PPS prepolymerization heat release energy recovery unit |
| CN118079846B (en) * | 2024-04-23 | 2024-07-26 | 四川中科兴业高新材料有限公司 | Synthetic PPS prepolymerization heat release energy recovery unit |
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| 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: 20150902 Termination date: 20210430 |
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| CF01 | Termination of patent right due to non-payment of annual fee |