CN209405718U - A kind of tert-Butyl vinyl ether filler special rectifying column - Google Patents
A kind of tert-Butyl vinyl ether filler special rectifying column Download PDFInfo
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- CN209405718U CN209405718U CN201822259559.2U CN201822259559U CN209405718U CN 209405718 U CN209405718 U CN 209405718U CN 201822259559 U CN201822259559 U CN 201822259559U CN 209405718 U CN209405718 U CN 209405718U
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- vinyl ether
- butyl vinyl
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Abstract
The utility model provides a kind of tert-Butyl vinyl ether filler special rectifying column, including reboiler, rectifying tower reactor, segmentation stuffing rectification column ontology, condenser, front-end volatiles liquid collecting tank and finished pot；The rectifying tower reactor outlet at bottom is connected with reboiler and high boiling raffinate storage tank respectively by tower bottom triple valve, and the segmentation stuffing rectification column ontology is connected to the condenser and the rectifying tower reactor；The condenser liquid outlet is separately connected front-end volatiles liquid collecting tank and finished pot by tower top triple valve, it is provided with reflux ratio controller in the tower top triple valve and finished pot connecting pipe, the reflux ratio controller also passes through return pipe and is connected with segmented stuffing rectification column ontology.The utility model good separating effect solves the problems, such as that monoblock type rectifying column replacement filler is cumbersome, and finished product purity reaches 98% or more.
Description
Technical field
The utility model relates to rectifying device technical field, in particular to a kind of tert-Butyl vinyl ether filler special rectifying
Tower.
Background technique
Tert-Butyl vinyl ether has high reaction activity, by force dilution property, low-shrinkage, therefore can mention in photocuring system
High curing rate, improve solidifying film layer adhesive force and flexibility, be widely used in manufacture vinyl, coating, adhesive,
Ink is printed, also as the monomer of polymer, or for medicine and pesticide intermediate.Packed tower, which belongs to, continuously contacts with formula gas-liquid biography
Matter equipment, two phase compositions are along tower height consecutive variations, and under normal operating condition, gas phase is continuous phase, and liquid phase is dispersed phase.At present
Tert-Butyl vinyl ether rectifying does not have dedicated packed tower, during continuous rectification, since common fillers tower does not have removal
The function of low-boiling-point substance, therefore it is higher to easily lead to the low-boiling-point substance impurity content in tower top target product, generally can not meet high-purity or super
Requirement of the clear height pure reagent to high product purity；On the other hand, existing rectifying column high-boiling components contain when tower reactor bottom is cut out
More target product, causes purification rate to decline, and causes the waste of product；Furthermore existing stuffing rectification column, replacement fiber crops
It is tired.
Utility model content
The purpose of this utility model is to provide a kind of tert-Butyl vinyl ether filler special rectifying columns, to solve above-mentioned back
The problem of being proposed in scape technology.
To achieve the above objectives, the present invention adopts the following technical solutions: a kind of tert-Butyl vinyl ether filler special
Rectifying column, including reboiler, rectifying tower reactor, segmentation stuffing rectification column ontology, condenser, front-end volatiles liquid collecting tank and finished pot；Institute
It states rectifying tower reactor outlet at bottom to be connected with reboiler and high boiling raffinate storage tank respectively by tower bottom triple valve, the segmentation filler essence
Tower ontology is evaporated to be connected to the condenser and the rectifying tower reactor；The condenser liquid outlet is distinguished by tower top triple valve
Front-end volatiles liquid collecting tank and finished pot are connected, is provided with reflux ratio controller in the tower top triple valve and finished pot connecting pipe,
The reflux ratio controller also passes through return pipe and is connected with segmented stuffing rectification column ontology；
The segmented stuffing rectification column ontology includes upper fixed packing section, intermediate detachable packing section and lower fixed filler
Section takes detachable structure to connect between the detachable packing section in the centre and upper fixed packing section, lower fixed packing section；It is described
Supportive grid, the supportive grid top are equipped in upper fixed packing section, intermediate detachable packing section and lower fixed packing section
Equipped with packing layer, compacting grid is equipped with above described filler layer；Fixed packing section and lower fixed packing section contain in bulk
Filler, the detachable packing section in centre contain structured packing；Tower cap, the tower cap are provided at the top of fixed packing section
Place center is provided with thermometer, one side opening of tower cap and is connected with condenser；
The reboiler gas vent is connected to by pipeline with lower fixed packing section bottom；The return pipe is filled out with upper fixation
Expect the connection of section top, and return pipe liquid outlet end is connected to liquid distributor, the liquid distributor is closed at both ends, between the liquid distributor lower part
Several cloth liquid mouths are offered every fixed range, the cloth liquid mouth connects rotation sprayer.
Further, it is provided with crude product in the rectifying tower reactor, mouth is added, the crude product adds inlet to be provided with valve.
Further, the height ratio of fixed packing section, intermediate detachable packing section and lower fixed packing section is 2:
3:2。
Further, the detachable structure is ring flange connection.
Further, filling glass spring filler in the detachable packing section in the centre.
Further, be staggered setting vertically between the detachable packing section inner support grid in the centre and compacting grid
There are several pieces of partitions, offers several circular through holes on the partition.
Further, the detachable packing section cross section in the centre is evenly divided into several quadrangles, filler by partition
It is arranged in quadrangle.
In use, tert-Butyl vinyl ether crude product is added in rectifying tower reactor, opens tower bottom triple valve and be connected with reboiler
Logical, tert-Butyl vinyl ether crude product is after reboiler heats, and gas enters lower fixed packing section bottom by pipeline, through lower fixation
Cooled into condenser after packing section, intermediate detachable packing section and upper fixed packing section, initially, tower top triple valve is with before
Fraction liquid collecting tank is connected, and collects front-end volatiles to front-end volatiles liquid collecting tank；When thermometer temperature is increased to 74-75 DEG C, tower is closed
Valve at top triple valve and front-end volatiles liquid collecting tank, opening tower top triple valve and valve at finished pot, adjusting reflux ratio controller, one
Partial condensation liquid enters upper fixed packing section top from return pipe, sprays from spray head, detachably fills out through upper fixed packing section, centre
After expecting section and lower fixed packing section, flow into rectifying tower reactor, again through reboiler heating and gasifying；A part of condensate liquid enters finished product
Tank；When thermometer displays temperature rises to 77-78 DEG C, valve at tower top triple valve and finished pot is closed；Meanwhile it closing and boiling again
Device, tower bottom triple valve and reboiler connectivity part valve are closed, cooling, a small amount of high boiling Liquid Residue remaining in rectifying tower reactor are imported high
Boil raffinate storage tank；Complete the rectifying of crude product.
The utility model has the advantages that (1) the utility model condenser liquid outlet is separately connected front-end volatiles collection by tower top triple valve
Flow container and finished pot；Initially, tower top triple valve is connected with front-end volatiles liquid collecting tank, according to the temperature display range of thermometer, receives
Take front-end volatiles to front-end volatiles liquid collecting tank, front-end volatiles are not involved in reflux, and low-boiling-point substance is removed, the low boiling in subsequent tower top target product
Object impurity content is very low, is able to satisfy requirement of the high-purity or ultra-clean and high pure chemical reagent to high product purity；(2) the utility model rectifying column
Crude product enters lower fixed packing section bottom at gas phase through reboiler heating evaporation in kettle, and cauldron bottom residue rises in thermometer temperature
It 77-78 DEG C, is just cut out from rectifying tower reactor bottom, avoids and gasify on one side through reboiler, taken out on one side residual caused by cauldron bottom residue
The phenomenon that target product is high in liquid, and purification rate declines；(3) detachable packing section and upper fixed packing section among the utility model,
It takes detachable structure to connect between lower fixed packing section, solves the problems, such as that monoblock type rectifying column replacement filler is cumbersome；(4) originally
Packing section is fixed in utility model and lower fixed packing section contains dumped packing, is reduced costs, intermediate detachable packing section dress
Structured packing is contained, improves separative efficiency, the utility model stuffing rectification column ontology good separating effect, finished product purity reaches 98%
More than.
Detailed description of the invention
The structural schematic diagram of Fig. 1 the utility model；
The top view of Fig. 2 the utility model partition；
Appended drawing reference: 1. reboilers, 2. rectifying tower reactors, 3. segmentation stuffing rectification column ontologies, 4. condensers, 5. front-end volatiles collection
Flow container, 6. finished pots, 7. tower bottom triple valves, 8. tower top triple valves, 9. reflux ratio controllers, 10. return pipes, fixation is filled out on 11.
Expect section, detachable packing section among 12., 13. lower fixed packing sections, 14. supportive grids, 15. packing layers, 16. compacting grids,
17. mouth, 23. partitions, 24. through-holes is added in tower cap, 18. thermometers, 19. liquid distributors, 20. cloth liquid mouths, 21. spray heads, 22. crude products.
Specific embodiment
Below against attached drawing, by the description of the embodiment, being described in further detail to the utility model, it is therefore an objective to help
It helps those skilled in the art to have more complete, accurate and deep understanding to the design of the utility model, technical solution, and helps
In its implementation.
Referring to shown in Fig. 1-2, a kind of tert-Butyl vinyl ether filler special rectifying column, including reboiler 1, rectifying tower reactor 2,
It is segmented stuffing rectification column ontology 3, condenser 4, front-end volatiles liquid collecting tank 5 and finished pot 6；2 outlet at bottom of rectifying tower reactor passes through
Tower bottom triple valve 7 is connected with reboiler 1 and high boiling raffinate storage tank respectively, the segmentation stuffing rectification column ontology 3 and the condensation
Device 4 and the rectifying tower reactor 2 are connected to；4 liquid outlet of condenser is separately connected front-end volatiles liquid collecting by tower top triple valve 8
Reflux ratio controller 9, the reflux ratio are provided in tank 5 and finished pot 6, the tower top triple valve 8 and 6 connecting pipe of finished pot
Controller 9 is also connected by return pipe 10 with segmented stuffing rectification column ontology 3；
The segmented stuffing rectification column ontology 3 includes upper fixed packing section 11, intermediate detachable packing section 12 and lower solid
Determine packing section 13, is taken between the detachable packing section 12 in centre and upper fixed packing section 11, lower fixed packing section 13 removable
Unload structure connection；Support is equipped in fixed packing section 11, intermediate detachable packing section 12 and lower fixed packing section 13
Grid 14 is equipped with packing layer 15 above the supportive grid 14, compacting grid 16 is equipped with above described filler layer 15；On described
Fixed packing section 11 and lower fixed packing section 13 contain dumped packing, and detachable 12 sections of filler of the centre contains structured packing；
Tower cap 17 is provided at the top of fixed packing section 11, center is provided with thermometer 18, the tower at the tower cap 17
17 1 side opening of cap and it is connected with condenser 4；
1 gas vent of reboiler is connected to by pipeline with lower fixed 13 bottom of packing section；The return pipe 10 with it is upper
Fixed 11 top of packing section connection, and 10 liquid outlet end of return pipe is connected to liquid distributor 19, the liquid distributor 19 is closed at both ends, institute
It states 19 lower part interval fixed range of liquid distributor and offers several cloth liquid mouths 20, the cloth liquid mouth 20 connects rotation sprayer 21.
Further, it is provided with crude product in the rectifying tower reactor 2, mouth 22 is added, the crude product is added at mouth 22 and is provided with valve
Door.
Further, fixed packing section 11, the height of intermediate detachable packing section 12 and lower fixed packing section 13
Than for 2:3:2.
Further, the detachable structure is ring flange connection.
Further, filling glass spring filler in the detachable packing section 12 in the centre.
Further, vertical staggered row between the detachable 12 inner support grid 14 of packing section in the centre and compacting grid 16
Column are provided with several pieces of partitions 23, several circular through holes 24 are offered on the partition 23.
Further, detachable 12 cross section of packing section in the centre is evenly divided into several quadrangles by partition 23,
Structured packing is arranged in quadrangle.
In use, tert-Butyl vinyl ether crude product is added in rectifying tower reactor 2, tower bottom triple valve 7 and 1 phase of reboiler are opened
Connection, for tert-Butyl vinyl ether crude product after the heating of reboiler 1, gas enters lower fixed 13 bottom of packing section, warp by pipeline
It is cooled into condenser 4 after lower fixed packing section 13, intermediate detachable packing section 12 and upper fixed packing section 11, initially, tower
Top triple valve 8 is connected with front-end volatiles liquid collecting tank 5, collects front-end volatiles to front-end volatiles liquid collecting tank 5；It is increased to 18 temperature of thermometer
At 74-75 DEG C, valve at tower top triple valve 8 and front-end volatiles liquid collecting tank 5 is closed, opens valve at tower top triple valve 8 and finished pot 6
Door adjusts reflux ratio controller 9, and a part of condensate liquid enters upper fixed 11 top of packing section from return pipe 10, sprays from spray head 21
Out, it after upper fixed packing section 11, intermediate detachable packing section 12 and lower fixed packing section 13, flows into rectifying tower reactor 2, again
Through 1 heating and gasifying of reboiler；A part of condensate liquid enters finished pot 6；When 18 temperature of thermometer rises to 77-78 DEG C, close
Valve at tower top triple valve 8 and finished pot 6；Meanwhile reboiler 1 is closed, tower bottom triple valve 7 and 1 connectivity part valve of reboiler close
It closes, cools down, a small amount of high boiling Liquid Residue remaining in rectifying tower reactor 2 is imported into high boiling raffinate storage tank；Complete the rectifying of crude product.
The utility model has the advantages that 4 liquid outlet of (1) the utility model condenser is separately connected front-end volatiles by tower top triple valve 8
Liquid collecting tank 5 and finished pot 6；Initially, tower top triple valve 8 is connected with front-end volatiles liquid collecting tank 5, according to the temperature display of thermometer 18
Range collects front-end volatiles to front-end volatiles liquid collecting tank 5, and front-end volatiles are not involved in reflux, and low-boiling-point substance is removed, subsequent tower top target product
In low-boiling-point substance impurity content it is very low, be able to satisfy requirement of the high-purity or ultra-clean and high pure chemical reagent to high product purity；(2) this is practical new
Crude product enters lower fixed 13 bottom of packing section at gas phase through 1 heating evaporation of reboiler in type rectifying tower reactor 2, and cauldron bottom residue is in temperature
It counts 18 displays temperatures and rises to 77-78 DEG C, just cut out from 2 bottom of rectifying tower reactor, avoid and gasify on one side through reboiler 1, on one side
Take out the phenomenon that target product in raffinate caused by cauldron bottom residue is high, and purification rate declines；(3) it is detachably filled out among the utility model
It takes detachable structure to connect between material section 12 and upper fixed packing section 11, lower fixed packing section 13, solves monoblock type rectifying
Tower replaces the cumbersome problem of filler；(4) packing section 11 is fixed on the utility model and lower fixed packing section 13 contains dumped packing,
It reduces costs, intermediate detachable packing section 12 contains structured packing, improves separative efficiency, the utility model stuffing rectification column
Ontology good separating effect, finished product purity reach 98% or more.
The utility model is exemplarily described in conjunction with attached drawing above, as long as the method for using the utility model
The improvement for the various unsubstantialities that conception and technical scheme carry out；Or not improved, above-mentioned design and skill by the utility model
Art scheme directly applies to other occasions, both is within the protection scope of the present invention.
Claims (7)
1. a kind of tert-Butyl vinyl ether filler special rectifying column, which is characterized in that filled out including reboiler, rectifying tower reactor, segmentation
Expect rectification tower body, condenser, front-end volatiles liquid collecting tank and finished pot；The rectifying tower reactor outlet at bottom passes through tower bottom triple valve point
It is not connected with reboiler and high boiling raffinate storage tank, the segmentation stuffing rectification column ontology and the condenser and the rectifying tower reactor
Connection；The condenser liquid outlet is separately connected front-end volatiles liquid collecting tank and finished pot, the tower top by tower top triple valve
Reflux ratio controller is provided on triple valve and finished pot connecting pipe, the reflux ratio controller also passes through return pipe and segmentation
Formula stuffing rectification column ontology is connected；
The segmented stuffing rectification column ontology includes upper fixed packing section, intermediate detachable packing section and lower fixed packing section,
Detachable structure is taken to connect between the detachable packing section in the centre and upper fixed packing section, lower fixed packing section；On described
It is equipped with supportive grid in fixed packing section, intermediate detachable packing section and lower fixed packing section, is set above the supportive grid
There is packing layer, compacting grid is equipped with above described filler layer；Fixed packing section and lower fixed packing section contain in bulk fill out
Material, the detachable packing section in centre contain structured packing；Tower cap is provided at the top of fixed packing section, at the tower cap
Center is provided with thermometer, one side opening of tower cap and is connected with condenser；
The reboiler gas vent is connected to by pipeline with lower fixed packing section bottom；The return pipe and upper fixed packing section
Top connection, and return pipe liquid outlet end is connected to liquid distributor, the liquid distributor is closed at both ends, and liquid distributor lower part interval is solid
Set a distance offers several cloth liquid mouths, and the cloth liquid mouth connects rotation sprayer.
2. a kind of tert-Butyl vinyl ether filler special rectifying column as described in claim 1, which is characterized in that the rectifying column
It is provided with crude product on kettle, mouth is added, the crude product adds inlet to be provided with valve.
3. a kind of tert-Butyl vinyl ether filler special rectifying column as described in claim 1, which is characterized in that fixed
The height ratio of packing section, intermediate detachable packing section and lower fixed packing section is 2:3:2.
4. a kind of tert-Butyl vinyl ether filler special rectifying column as described in claim 1, which is characterized in that described is removable
Structure is unloaded as ring flange connection.
5. a kind of tert-Butyl vinyl ether filler special rectifying column as described in claim 1, which is characterized in that the centre can
Dismantle filling glass spring filler in packing section.
6. a kind of tert-Butyl vinyl ether filler special rectifying column as described in claim 1, which is characterized in that the centre can
It is staggered vertically between disassembly packing section inner support grid and compacting grid and is provided with several pieces of partitions, opened up on the partition
There are several circular through holes.
7. a kind of tert-Butyl vinyl ether filler special rectifying column as described in claim 1 or 6, which is characterized in that in described
Between detachable packing section cross section several quadrangles are evenly divided by partition, filler is arranged in quadrangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822259559.2U CN209405718U (en) | 2018-12-29 | 2018-12-29 | A kind of tert-Butyl vinyl ether filler special rectifying column |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822259559.2U CN209405718U (en) | 2018-12-29 | 2018-12-29 | A kind of tert-Butyl vinyl ether filler special rectifying column |
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| Publication Number | Publication Date |
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| CN209405718U true CN209405718U (en) | 2019-09-20 |
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| CN201822259559.2U Active CN209405718U (en) | 2018-12-29 | 2018-12-29 | A kind of tert-Butyl vinyl ether filler special rectifying column |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112774235A (en) * | 2020-12-02 | 2021-05-11 | 李桂凤 | Chemical industry height is inhaled and is used rectifier unit |
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2018
- 2018-12-29 CN CN201822259559.2U patent/CN209405718U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112774235A (en) * | 2020-12-02 | 2021-05-11 | 李桂凤 | Chemical industry height is inhaled and is used rectifier unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220303 Address after: 454450 No. 1888, Cultural Road (eastern section), Poai County, Jiaozuo, Henan Patentee after: Boai Xinkaiyuan Pharmaceutical Co.,Ltd. Address before: 454450 No. 1888, Cultural Road (eastern section), Poai County, Jiaozuo, Henan Patentee before: BOAI NKY MEDICAL HOLDINGS Ltd. |
|
| TR01 | Transfer of patent right |