CN206607189U - A kind of polymer removes monomer unit - Google Patents
A kind of polymer removes monomer unit Download PDFInfo
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- CN206607189U CN206607189U CN201720213018.9U CN201720213018U CN206607189U CN 206607189 U CN206607189 U CN 206607189U CN 201720213018 U CN201720213018 U CN 201720213018U CN 206607189 U CN206607189 U CN 206607189U
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Abstract
The utility model is related to a kind of polymer removing monomer unit, including taking off one-pot, the top of de- one-pot is provided with de- one-pot material inlet and de- one-pot gaseous phase outlet, de- one-pot bottom is provided with de- one-pot material outlet, de- one-pot axis is provided with agitating shaft, the top of agitating shaft is provided with up-small and down-big taper stirring umbrella, and the bottom of agitating shaft is provided with stirring ribbon.The inner chamber top of de- one-pot is provided with nitrogen sparge tube, and inner wall surrounding of the nitrogen sparge tube along de- one-pot one week is evenly arranged with multiple nitrogen purge holes along along nitrogen sparge tube, and spiral inner wall of the air-flow that nitrogen purge hole is blown out along de- one-pot is downward.De- one-pot gaseous phase outlet is connected with the air inlet of first-stage condenser bottom, the lime set of first-stage condenser returns to de- one-pot, the exhaust of first-stage condenser enters secondary condenser, the condensate outlet of secondary condenser bottom is connected with the entrance of solvent receiving tank, and the gas outlet at the top of secondary condenser is connected with the entrance of vavuum pump.The disengagement area of the device is big, takes off list efficiency high.
Description
Technical field
The utility model is related to a kind of polymer production plant, more particularly to a kind of polymer removing monomer unit, belongs to
Polymer production plant technical field.
Background technology
In carbon fiber production, the key of final quality is precursor, and the quality of precursor is stoste, and the key of stoste exists
In the removing and the control of solid content of monomer.Existing acrylonitrile monemer removing means, typically using the de- one-pot of tall and thin shape, chuck
Heating, the inner chamber of de- one-pot is provided with heating coil and dasher, external vacuum system.
There is following weak point in existing de- one-pot：1. equipment profile is tall and thin, material evaporation area is small, and monomer removal is stranded
It is difficult；2. material enters after equipment, wall is stained with seriously, per kettle, substantially, product quality cannot be guaranteed new old material mixing situation；3. material
There is no a material distribution device into equipment, material is only ceaselessly stirred by agitator so that material in equipment surface not
Disconnected renewal, film forming adds the possibility of equipment operation failure；4. using coil pipe heating in equipment, intermittently operated, material without
Method is cleaned out, and old material is more.5. using dasher, material viscosity narrow range is applicable, is not applied to for the viscous material of height；6.
Monomer removal path length, polyacrylonitrile easy autohemagglutination in subtractive process blocks vacuum pipe.
Utility model content
The purpose of this utility model is, overcomes problems of the prior art to remove monomer there is provided a kind of polymer
Device, disengagement area is big, takes off list efficiency high.
It is described to solve above technical problem, a kind of polymer removing monomer unit of the present utility model, including de- one-pot
The top of de- one-pot is provided with de- one-pot material inlet and de- one-pot gaseous phase outlet, and the bottom of the de- one-pot is provided with de- one-pot material
Outlet, agitating shaft is provided with along the axis of de- one-pot, and the top of the agitating shaft is provided with up-small and down-big taper stirring umbrella, institute
The bottom for stating agitating shaft is provided with stirring ribbon.
Relative to prior art, the utility model achieves following beneficial effect：Polymer enters from de- one-pot material inlet
Enter behind de- one-pot inner chamber, fall first on taper stirring umbrella, as the rotation of umbrella is stirred in taper, polymer is on taper stirring umbrella
Uniformly spread out, form very thin fluid film, considerably increase the disengagement area of polymer, can be with rapid evaporation monomer, material
Fallen using centrifugal force, improve the service efficiency of equipment；Ribbon is stirred with the rotation of agitating shaft constantly to taking off one-pot bottom
The viscous material of height is stirred, and can be sufficiently mixed material, be prevented dead band.
Improved as of the present utility model, the inner chamber top of the de- one-pot is provided with nitrogen sparge tube, the nitrogen purging
Inner wall surrounding of the pipe along the de- one-pot one week, multiple nitrogen purge holes, the nitrogen are evenly arranged with along along nitrogen sparge tube
Spiral inner wall of the air-flow of purge hole blowout along de- one-pot is downward.Material is adherent when falling, and is easily stained with wall phenomenon, passes through nitrogen
The nitrogen that gas scavenging conduit sprays carries out ring to de- one-pot inwall and blown, and can be prevented effectively from material wall sticking phenomenon, prevents new old material
Mixing, it is ensured that the quality of de- list material.
As further improvement of the utility model, the diameter of the de- one-pot is more than or equal to the height of de- one-pot.It is de- single
The profile of kettle is in pyknic, can increase disengagement area.
As further improvement of the utility model, the outer wall of the de- one-pot is covered with de- one-pot chuck, the de- list
The bottom of kettle chuck is provided with hot water inlet, and the top of the de- one-pot chuck is provided with hot water outlet.Due to the de- list of the de- one-pot
Efficiency high, institute's calorific requirement is few, is heated only with chuck, eliminates internal spiral heater, expands air phase volume, increases
Big material evaporation face.
As further improvement of the utility model, the hot water in the de- one-pot chuck rises in the shape of a spiral.Make heating
The heat exchange efficiency of medium is higher, prevents short flow phenomenon.
As further improvement of the utility model, polymer removing monomer unit also includes polymeric kettle, one-level and condensed
The entrance of device and secondary condenser, the outlet at bottom of the polymeric kettle and material-handling pump connects, and the material-handling pump goes out
Mouth is connected through static mixer with the de- one-pot material inlet；The de- one-pot gaseous phase outlet and the first-stage condenser bottom
Air inlet connection, the condensate outlet of the first-stage condenser bottom and the de- one-pot lime set entrance phase at the top of the de- one-pot
Even, the gas outlet at the top of the first-stage condenser is connected with the air inlet of the secondary condenser bottom, the secondary condenser
The condensate outlet of bottom is connected with the entrance of solvent receiving tank, the entrance of gas outlet and vavuum pump at the top of the secondary condenser
It is connected.Raw material and auxiliary agent react generation polymer in polymeric kettle, and polymer is by material-handling pump through static mixer and de- list
Monomer is removed in the de- one-pot of kettle material inlet feeding, monomeric small molecule is discharged from de- one-pot gaseous phase outlet, cold through first-stage condenser
Lime set after solidifying from the de- one-pot lime set entrance at the top of de- one-pot return to de- one-pot in proceed it is de- single, from first-stage condenser
The solvent vapo(u)r of gas outlet discharge is condensed into secondary condenser, and condensed solvent is collected into solvent receiving tank.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and detailed description, accompanying drawing only provides ginseng
Examine and used with explanation, be not used to limit the utility model.
Fig. 1 is the front view of de- one-pot in the utility model.
Fig. 2 moves towards figure for nitrogen sparge tube in Fig. 1 in de- one-pot.
Fig. 3 is the flow chart that the utility model polymer removes monomer unit.
In figure：1. polymeric kettle；2. material-handling pump；3. static mixer；4. de- one-pot；4a. takes off one-pot material inlet；
4b. takes off one-pot gaseous phase outlet；4c. takes off one-pot material outlet；4d. agitating shafts；Umbrella is stirred in 4e. tapers；4f. stirs ribbon；4g. nitrogen
Gas scavenging conduit；4g1. nitrogen purge holes；4h. takes off one-pot chuck；4h1. hot water inlet；4h2. hot water outlet；4j. takes off one-pot lime set
Entrance；5. first-stage condenser；6. secondary condenser；7. vavuum pump；8. solvent receiving tank.
Embodiment
As shown in Figure 1 and Figure 2, polymer removing monomer unit of the present utility model includes setting at the top of de- one-pot, de- one-pot
There are de- one-pot material inlet and de- one-pot gaseous phase outlet, the bottom for taking off one-pot is provided with de- one-pot material outlet, along the axle of de- one-pot
Line is provided with agitating shaft, and the top of agitating shaft is provided with up-small and down-big taper stirring umbrella, and the bottom of agitating shaft is provided with stirring
Ribbon.
Polymer enters behind de- one-pot inner chamber from de- one-pot material inlet, falls first on taper stirring umbrella, with taper
The rotation of umbrella is stirred, polymer is uniformly spread out on taper stirring umbrella, forms very thin fluid film, considerably increase polymer
Disengagement area, can be fallen with rapid evaporation monomer, material using centrifugal force, improve the service efficiency of equipment；Stir ribbon
Constantly material is glued with the rotation of agitating shaft to the height for taking off one-pot bottom to be stirred, and can be sufficiently mixed material, be prevented
Dead band.
The inner chamber top of de- one-pot is provided with nitrogen sparge tube, inner wall surrounding of the nitrogen sparge tube along de- one-pot one week, along nitrogen
Be evenly arranged with multiple nitrogen purge holes on gas scavenging conduit, the spiral inner wall of the air-flow of nitrogen purge hole blowout along de- one-pot to
Under.Material is adherent when falling, and is easily stained with wall phenomenon, and the nitrogen sprayed by nitrogen sparge tube carries out ring to de- one-pot inwall
Blow, material wall sticking phenomenon can be prevented effectively from, prevent the mixing of new old material, it is ensured that the quality of de- list material.
The diameter of de- one-pot is more than or equal to the height of de- one-pot.The profile of de- one-pot is in pyknic, can increase evaporating surface
Product.
The outer wall of de- one-pot is covered with de- one-pot chuck, and the bottom for taking off one-pot chuck is provided with hot water inlet, takes off one-pot chuck
Top be provided with hot water outlet.Due to de- single efficiency high of the de- one-pot, institute's calorific requirement is few, is heated only with chuck,
Internal spiral heater is eliminated, air phase volume is expanded, material evaporation face is increased.
Hot water in de- one-pot chuck rises in the shape of a spiral.Make the heat exchange efficiency of heating medium higher, prevent short stream
Phenomenon.
As shown in figure 3, polymer removing monomer unit also includes polymeric kettle, first-stage condenser and secondary condenser, gather
The entrance of the outlet at bottom and material-handling pump that close kettle is connected, and the outlet of material-handling pump is through static mixer and de- one-pot material
Import is connected；De- one-pot gaseous phase outlet is connected with the air inlet of first-stage condenser bottom, the condensate outlet of first-stage condenser bottom
It is connected with the de- one-pot lime set entrance at the top of de- one-pot, the air inlet of the gas outlet at the top of first-stage condenser and secondary condenser bottom
Mouth connection, the condensate outlet of secondary condenser bottom is connected with the entrance of solvent receiving tank, the gas outlet at the top of secondary condenser
It is connected with the entrance of vavuum pump.
Raw material and auxiliary agent react generation polymer in polymeric kettle, and polymer is by material-handling pump is through static mixer and takes off
Monomer is removed in the de- one-pot of one-pot material inlet feeding, monomeric small molecule is discharged from de- one-pot gaseous phase outlet, through first-stage condenser
Condensed lime set from the de- one-pot lime set entrance at the top of de- one-pot return to de- one-pot in proceed it is de- single, from first-stage condenser
Gas outlet discharge solvent vapo(u)r condensed into secondary condenser, condensed solvent into solvent receiving tank collection.
It the foregoing is only the preferable possible embodiments of the utility model, non-therefore limitation patent of the present utility model
Protection domain.In addition to the implementation, the utility model can also have other embodiment, all use equivalent substitutions or equivalent change
The technical scheme to be formed is changed, in the protection domain for all falling within the utility model requirement.Technology of the utility model without description is special
Levying can realize by or using prior art, will not be repeated here.
Claims (6)
1. a kind of polymer removes monomer unit, including de- one-pot, the top of the de- one-pot be provided with de- one-pot material inlet and
De- one-pot gaseous phase outlet, the bottom of the de- one-pot is provided with de- one-pot material outlet, and the axis of de- one-pot is provided with agitating shaft,
It is characterized in that：The top of the agitating shaft is provided with up-small and down-big taper stirring umbrella, and the bottom of the agitating shaft is provided with
Stir ribbon.
2. polymer according to claim 1 removes monomer unit, it is characterised in that：The inner chamber top of the de- one-pot is set
There is nitrogen sparge tube, inner wall surrounding of the nitrogen sparge tube along the de- one-pot one week is uniformly arranged along along nitrogen sparge tube
There are multiple nitrogen purge holes, the air-flow of the nitrogen purge hole blowout is downward along the spiral inner wall for taking off one-pot.
3. polymer according to claim 1 removes monomer unit, it is characterised in that：The diameter of the de- one-pot be more than etc.
In the height of de- one-pot.
4. polymer according to claim 1 removes monomer unit, it is characterised in that：The outer wall of the de- one-pot covered with
De- one-pot chuck, the bottom of the de- one-pot chuck is provided with hot water inlet, and the top of the de- one-pot chuck is provided with hot water outlet.
5. polymer according to claim 4 removes monomer unit, it is characterised in that：Hot water in the de- one-pot chuck
Rise in the shape of a spiral.
6. polymer according to any one of claim 1 to 5 removes monomer unit, it is characterised in that：Also include polymerization
Kettle, first-stage condenser and secondary condenser, the outlet at bottom of the polymeric kettle and the entrance of material-handling pump are connected, the material
The outlet of delivery pump is connected through static mixer with the de- one-pot material inlet；The de- one-pot gaseous phase outlet and the one-level
The air inlet connection of condenser, the condensate outlet of the first-stage condenser bottom coagulates with the de- one-pot at the top of the de- one-pot
Liquid entrance is connected, and the gas outlet at the top of the first-stage condenser is connected with the air inlet of the secondary condenser bottom, and described two
The condensate outlet of level condenser bottom is connected with the entrance of solvent receiving tank, gas outlet and vacuum at the top of the secondary condenser
The entrance of pump is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720213018.9U CN206607189U (en) | 2017-03-07 | 2017-03-07 | A kind of polymer removes monomer unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720213018.9U CN206607189U (en) | 2017-03-07 | 2017-03-07 | A kind of polymer removes monomer unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206607189U true CN206607189U (en) | 2017-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720213018.9U Active CN206607189U (en) | 2017-03-07 | 2017-03-07 | A kind of polymer removes monomer unit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109966768A (en) * | 2019-05-28 | 2019-07-05 | 蓬莱禄昊化工机械有限公司 | A kind of separator for mixing liquid |
-
2017
- 2017-03-07 CN CN201720213018.9U patent/CN206607189U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109966768A (en) * | 2019-05-28 | 2019-07-05 | 蓬莱禄昊化工机械有限公司 | A kind of separator for mixing liquid |
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Address after: No. 301, Wangjiang Road, economic and Technological Development Zone, Yangzhou City, Jiangsu Province Patentee after: Yangzhou Huitong Technology Co.,Ltd. Address before: No. 301, Wangjiang Road, economic and Technological Development Zone, Yangzhou City, Jiangsu Province Patentee before: YANGZHOU HUITONG CHEMICAL TECHNOLOGY Co.,Ltd. |