CN206167967U - Be provided with liquid trap, liquid distributor and cooling structure's rectifying column - Google Patents
Be provided with liquid trap, liquid distributor and cooling structure's rectifying column Download PDFInfo
- Publication number
- CN206167967U CN206167967U CN201621203536.4U CN201621203536U CN206167967U CN 206167967 U CN206167967 U CN 206167967U CN 201621203536 U CN201621203536 U CN 201621203536U CN 206167967 U CN206167967 U CN 206167967U
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- China
- Prior art keywords
- liquid
- tower body
- rectifying column
- layer
- liquid trap
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- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The utility model discloses a be provided with liquid trap, liquid distributor and cooling structure's rectifying column, including the tower body, be provided with the packing layer in the tower body, the packing layer sets up for multi -layer spaced, whenever all is provided with the liquid trap between the adjacent two -layer packing layer, and the upper portion of the packing layer of the superiors is provided with liquid distributor, liquid distributor includes the water knockout drum of being connected with the back flow, and the distributing plate is connected to the water knockout drum below, and the cross -section of distributing plate is the taper surface or the bent shape face that reduces gradually of diameter from top to bottom of repeated connection, is covered with the apopore on the distributing plate, and water knockout drum and distributing plate pass through the connecting rod and install on the tower body. The utility model discloses a set up the liquid trap, collect the wall flow to the collecting tank in, and the wall flow of collecting will flow out by the trompil on the bottom plate, the liquid height in the collecting tank reaches the height of first spout hole, is then flowed out trompil and the first spout hole evenly distributed on the interior rampart to whole rectifying column on the fluid passage bottom plate of collection by the first spout hole on the interior rampart.
Description
Technical field
The utility model belongs to rectifying column technical field, and in particular to one kind is provided with liquid trap, liquid distribution trough and cold
But the rectifying column of structure.
Background technology
Rectifying is a kind of the most frequently used operation of separation of liquid mixtures, it by the directly contact of gas-liquid two-phase, using group
Divide the difference of volatility, volatile components is transmitted from liquid phase to gas phase, be the mass transport process between gas-liquid two-phase, carry out rectifying
The device of operation is generally rectifying column, and in distillation process, gas-liquid two-phase is provided produced by heat by tower bottom reboiler in tower
What steam and overhead reflux were set up, its effect is exactly that the close material of relative volatility is made component point by rectifying
From.
Rectifying column has two kinds of main Types of plate column and packed tower, and packed tower is a kind of filler using in tower as gas-liquid two
The gas-liquid mass transfer (contact) equipment of alternate contact member, it has low, the easy-to-use resistant material manufacture of filler of simple structure, pressure drop etc. excellent
Point, therefore, packed tower has been generalized in large-scale gas-liquid operation.
In packed tower, when liquid flows from top to bottom, because resistance is smaller and make liquid to tower wall bias current at tower wall, make
Inner-tower filling material can not be soaked all, reduce gas liquid interfacial area, cause gas-liquid contact bad, influence mass transfer effect.
The reflux condenser of existing rectifying column considers that the requirement of chemical process is often provided on rectifying column tower top, due to
Cooled down using substantial amounts of cooling water more than reflux condenser, it is therefore necessary to delivered to cooling water using large-scale high-lift pump
In the reflux condenser of rectifying column tower top, how the big common fault for producing substantial amounts of energy consumption to be existing rectifying column therefrom has
Effect ground solves this problem has turned into a problem demanding prompt solution.
Utility model content
For the deficiency that above-mentioned prior art is present, the utility model provides one kind and is provided with liquid trap, liquid distribution trough
With the rectifying column of cooling structure.
The purpose of this utility model is realized in the following manner：
A kind of rectifying column for being provided with liquid trap, liquid distribution trough and cooling structure, including tower body, are provided with tower body and fill out
The bed of material, tower body top is provided with overhead vapours outlet, and overhead vapours outlet is connected with the air inlet of condenser, and condenser goes out liquid
Mouth connection return duct and overhead product outlet respectively, tower body bottom is provided with kettle liquid outlet, and kettle liquid exports the feed liquor with reboiler
Mouth connection, the vapor outlet port of reboiler is connected with the upflowing vapor entrance of tower body, and tower reactor products export is additionally provided with reboiler,
Tower body middle part is provided with charging aperture, and described filler layer is set for Spaced, and collection is provided with per between adjacent two layers packing layer
Liquid device, the top of the packing layer of the superiors is provided with liquid distribution trough, and the liquid distribution trough includes that what is be connected with return duct divides
Hydrophone, water knockout drum lower section connection distribution grid, the section of distribution grid is in taper surface or from top to bottom diameter gradually subtracts that repetition is connected
Small curved face, is covered with apopore on distribution grid, water knockout drum and distribution grid are installed on tower body by connecting rod；Outside the tower body
Cooling layer is also enclosed with, cooling layer upper end is provided with water inlet, and lower end is provided with delivery port, cooling water is additionally provided with cooling layer
Circulation line, heat exchanger is provided with cooling water circulation pipeline；Magnetic valve is provided with the charging aperture, is set on magnetic valve
There is the wireless receiving module for controlling magnetic valve.
The delivery port is additionally provided with thermometer.
Filler in described filler layer is saddle ring filler.
Reinforcement is provided between the water knockout drum and distribution grid.
The liquid trap includes internal ring wall, external annulus, base plate and is enclosed by internal ring wall, external annulus, base plate three
Collecting tank, is provided with some perforates on base plate, some first spout holes have been disposed radially in the middle part of internal ring wall.
The internal ring wall and external annulus are tapered, and the upper end aperture of internal ring wall is less than lower end aperture, the upper end of external annulus
Aperture is more than lower end aperture.
The overhead vapours outlet is provided with wire mesh demister.
Relative to prior art, the utility model is collected to collecting tank wall stream by setting liquid trap, and collect
Wall stream will be flowed out by the perforate on base plate, when the liquid height in collecting tank reaches the height of the first spout hole, then by internal ring wall
On the outflow of the first spout hole, the liquid of collection is evenly distributed to by the first spout hole in the perforate and internal ring wall on base plate
Whole rectifying column, and then improve rectification efficiency；The setting of liquid distribution trough increases gas-liquid two-phase contact area, and beneficial to gas
Stream rises and liquid declines, and rectification effect more preferably, reduces the rectifying time, save energy；Set cold by the outside of rectifying column
But structure, improves the cooling effect and rectification efficiency of rectification tower body；Using wireless receiving module come drive magnetic valve, overcome
The rectifying column of prior art needs the artificial defect for closing charging aperture, when rectifying column breaks down, by wireless receiving mould
Block closes rapidly charging aperture, prevents poisonous and hazardous chemical gases from leaking, and causes the loss of personnel and property.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of liquid trap.
Wherein, 1 is tower body；2 is packing layer；3 is liquid trap；4 is liquid distribution trough；5 is overhead vapours outlet；6 is cold
Condenser；7 is return duct；8 is overhead product outlet；9 is kettle liquid outlet；10 is reboiler；11 is upflowing vapor entrance；12 is tower
Kettle products export；13 is water knockout drum；14 is distribution grid；15 is connecting rod；16 is cooling layer；17 is cooling water circulation pipeline；18
It is water inlet；19 is delivery port；20 is heat exchanger；21 is thermometer；22 is reinforcement；23 is charging aperture；24 is magnetic valve；
25 is wireless receiving module；26 is internal ring wall；27 is external annulus；28 is base plate；29 is collecting tank；30 is perforate；31 is first
Spout hole.
Specific embodiment
As shown in accompanying drawing 1-2, a kind of rectifying column for being provided with liquid trap, liquid distribution trough and cooling structure, including tower body
1, packing layer 2 is provided with tower body 1, the top of tower body 1 is provided with overhead vapours outlet 5, overhead vapours outlet 5 and condenser 6
Air inlet is connected, and the liquid outlet of condenser 6 connects return duct 7 and overhead product outlet 8 respectively, and the bottom of tower body 1 is provided with kettle liquid
Outlet 9, kettle liquid outlet 9 is connected with the inlet of reboiler 10, the vapor outlet port of reboiler 10 and the upflowing vapor entrance of tower body 1
11 connections, are additionally provided with tower reactor products export 12 on reboiler 10, the middle part of tower body 1 is provided with charging aperture 23, and described filler layer 2 is
Spaced is set, and liquid trap 3 is provided with per between adjacent two layers packing layer 2, and the top of the packing layer of the superiors is provided with
Liquid distribution trough 4, the liquid distribution trough 4 includes the water knockout drum 13 being connected with return duct 7, the lower section of water knockout drum 13 connection distribution grid
14, the section of distribution grid 14 is in repeat the taper surface for connecting or the curved face that from top to bottom diameter is gradually reduced, on distribution grid 14
It is covered with apopore, water knockout drum 13 and distribution grid 14 are installed on tower body 1 by connecting rod 15；Also it is enclosed with outside the tower body 1 cold
But layer 16, the upper end of cooling layer 16 is provided with water inlet 18, and lower end is provided with delivery port 19, cooling water is additionally provided with cooling layer 16
Circulation line 17, is provided with heat exchanger 20 on cooling water circulation pipeline 17；Magnetic valve 24 is provided with the charging aperture 23, electricity
The wireless receiving module 25 for controlling magnetic valve 24 is provided with magnet valve 24.
Delivery port 19 is additionally provided with thermometer 21, the change for detecting water temperature at delivery port 19, when water temperature over-high, says
Bright rectifying column overheat, it is necessary to improve cooling water flow, while controlling whether to need to close charging by wireless receiving module 25
Mouth 23.
Filler in packing layer 2 is saddle ring filler.
Reinforcement 22 is provided between water knockout drum 13 and distribution grid 14.
Liquid trap 3 includes internal ring wall 26, external annulus 27, base plate 28 and is enclosed by internal ring wall 26, external annulus 27, the three of base plate 28
The collecting tank 29 for closing, is provided with some perforates 30 on base plate 28, the middle part of internal ring wall 26 has been disposed radially some first
Spout hole 31.
Internal ring wall 26 and external annulus 27 are tapered, and the upper end aperture of internal ring wall 26 is less than lower end aperture, external annulus 27
Upper end aperture is more than lower end aperture.
Liquid trap 3 collects to collecting tank 29 wall stream, and the wall stream collected will be flowed out by the perforate 30 on base plate 28, when
Liquid height in collecting tank 29 reaches the height of the first spout hole 31, then flowed out by the first spout hole 31 on internal ring wall 26,
The wall stream collected will be evenly distributed to whole essence by the first spout hole 31 in the perforate 30 and internal ring wall 26 on base plate 28
Tower is evaporated, and then improves rectification efficiency.
Overhead vapours outlet 5 is provided with wire mesh demister.
The course of work of the present utility model is as follows：With charging aperture 23 as boundary, top is rectifying section to rectifying column, and bottom is stripping
After charging aperture 23 enters rectifying column, light component is gradually concentrated the feed liquid of section, uniform temperature and pressure in rectifying section, is finally led to
Cross overhead vapours outlet 5 and be all condensed into liquid into condenser 6, the liquid part in condenser 6 is logical as overhead product
Cross overhead product outlet 8 and flow out rectifier unit, another part is sent back in rectifying column by return duct 7 by phegma is used as, and is flowed back
The purpose of liquid is the light component in additional fillers layer 2, the liquid component in packing layer is kept stabilization, it is ensured that distillation operation is continuous
Stably carry out.After heavy constituent is concentrated in stripping section, export 9 by the kettle liquid of rectifier bottoms and enter reboiler 10, then boil
Device 10 is heated to heavy constituent, material parts is gasified and is turned into upflowing vapor, the upflowing vapor that upflowing vapor passes through tower body 1
Entrance 11 enters destilling tower, for the gas-liquid two-phase of rectifying section and stripping section in tower body 1 carries out the heat needed for heat and mass transfer is provided
Amount, gas-liquid two-phase completes heat transfer and mass transport process in packing layer 2.
When phegma enters rectifying column by return duct 7, fold-line-shaped distribution grid 14 is flowed through by each passage of water knockout drum 13, rolled over
On the one hand the distribution of line shape plate 14 increases the contact area of gas-liquid two-phase, and the lower end of another aspect distribution grid 14 is V-shaped, can play guiding
The effect of air-flow, is fully contacted gas-liquid two-phase, improves rectification efficiency.Liquid distribution trough 4 is flowed into after phegma is evenly distributed
In packing layer 2, when saddle ring filler fully soak.
When the gas with mist rises through the silk screen of demister, due to mist rise effect of inertia, mist with
Silk screen is in contact and is attached to silk screen surface, and the good wetability of silk screen so that gas by after demister, substantially not
It is more and more containing the mist accumulation on mist, and silk screen, separated with silk screen due to Action of Gravity Field, packing layer 2 is fallen into again, then
It is secondary to carry out mass transfer and diabatic process with gas that is rising.
Above-described is only preferred embodiment of the present utility model, it is noted that for those skilled in the art
For, under the premise of the utility model general idea is not departed from, some changes and improvements can also be made, these should also be considered as
Protection domain of the present utility model.
Claims (7)
1. a kind of rectifying column for being provided with liquid trap, liquid distribution trough and cooling structure, including tower body（1）, tower body（1）Interior setting
There is packing layer（2）, tower body（1）Top is provided with overhead vapours outlet（5）, overhead vapours outlet（5）With condenser（6）Air inlet
Mouth connection, condenser（6）Liquid outlet connect return duct respectively（7）Exported with overhead product（8）, tower body（1）Bottom is provided with
Kettle liquid is exported（9）, kettle liquid outlet（9）With reboiler（10）Inlet connection, reboiler（10）Vapor outlet port and tower body（1）
Upflowing vapor entrance（11）Connection, reboiler（10）On be additionally provided with tower reactor products export（12）, tower body（1）Middle part is provided with
Charging aperture（23）, it is characterised in that：Described filler layer（2）For Spaced is set, per adjacent two layers packing layer（2）Between be all provided with
It is equipped with liquid trap（3）, the top of the packing layer of the superiors is provided with liquid distribution trough（4）, the liquid distribution trough（4）Including with
Return duct（7）The water knockout drum of connection（13）, water knockout drum（13）Lower section connects distribution grid（14）, distribution grid（14）Section in repeat
The curved face that the taper surface of connection or from top to bottom diameter are gradually reduced, distribution grid（14）On be covered with apopore, water knockout drum（13）
And distribution grid（14）By connecting rod（15）It is installed on tower body（1）On；The tower body（1）Also it is enclosed with cooling layer outward（16）, it is cold
But layer（16）Upper end is provided with water inlet（18）, lower end is provided with delivery port（19）, cooling layer（16）On be additionally provided with cooling water
Circulation line（17）, cooling water circulation pipeline（17）On be provided with heat exchanger（20）；The charging aperture（23）On be provided with electricity
Magnet valve（24）, magnetic valve（24）On be provided with for controlling magnetic valve（24）Wireless receiving module（25）.
2. the rectifying column for being provided with liquid trap, liquid distribution trough and cooling structure according to claim 1, its feature exists
In：The delivery port（19）It is additionally provided with thermometer（21）.
3. the rectifying column for being provided with liquid trap, liquid distribution trough and cooling structure according to claim 1, its feature exists
In：Described filler layer（2）In filler be saddle ring filler.
4. the rectifying column for being provided with liquid trap, liquid distribution trough and cooling structure according to claim 1, its feature exists
In：The water knockout drum（13）And distribution grid（14）Between be provided with reinforcement（22）.
5. the rectifying column for being provided with liquid trap, liquid distribution trough and cooling structure according to claim 1, its feature exists
In：The liquid trap（3）Including internal ring wall（26）, external annulus（27）, base plate（28）With by internal ring wall（26）, external annulus（27）、
Base plate（28）The collecting tank that three encloses（29）, base plate（28）On be provided with some perforates（30）, internal ring wall（26）In
Portion has been disposed radially some first spout holes（31）.
6. the rectifying column for being provided with liquid trap, liquid distribution trough and cooling structure according to claim 5, its feature exists
In：The internal ring wall（26）And external annulus（27）It is tapered, and internal ring wall（26）Upper end aperture be less than lower end aperture, external annulus
（27）Upper end aperture be more than lower end aperture.
7. the rectifying column for being provided with liquid trap, liquid distribution trough and cooling structure according to claim 1, its feature exists
In：The overhead vapours outlet（5）It is provided with wire mesh demister.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621203536.4U CN206167967U (en) | 2016-11-08 | 2016-11-08 | Be provided with liquid trap, liquid distributor and cooling structure's rectifying column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621203536.4U CN206167967U (en) | 2016-11-08 | 2016-11-08 | Be provided with liquid trap, liquid distributor and cooling structure's rectifying column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206167967U true CN206167967U (en) | 2017-05-17 |
Family
ID=58681585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621203536.4U Expired - Fee Related CN206167967U (en) | 2016-11-08 | 2016-11-08 | Be provided with liquid trap, liquid distributor and cooling structure's rectifying column |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206167967U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109277070A (en) * | 2018-10-31 | 2019-01-29 | 江苏国胶化学科技有限公司 | The production technology and its device of different monooctyl ester acrylic acid |
| CN112274960A (en) * | 2020-11-09 | 2021-01-29 | 安徽工程大学 | Foam type rectifying tower and using method thereof |
| CN114106988A (en) * | 2012-10-26 | 2022-03-01 | 麻省理工学院 | Humidity control in chemical reactors |
| CN115463441A (en) * | 2021-06-11 | 2022-12-13 | 中韩(武汉)石油化工有限公司 | Combined rectifying tower with filler and large-aperture flow-through tower plate and rectifying method |
-
2016
- 2016-11-08 CN CN201621203536.4U patent/CN206167967U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114106988A (en) * | 2012-10-26 | 2022-03-01 | 麻省理工学院 | Humidity control in chemical reactors |
| CN109277070A (en) * | 2018-10-31 | 2019-01-29 | 江苏国胶化学科技有限公司 | The production technology and its device of different monooctyl ester acrylic acid |
| CN112274960A (en) * | 2020-11-09 | 2021-01-29 | 安徽工程大学 | Foam type rectifying tower and using method thereof |
| CN115463441A (en) * | 2021-06-11 | 2022-12-13 | 中韩(武汉)石油化工有限公司 | Combined rectifying tower with filler and large-aperture flow-through tower plate and rectifying method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170517 Termination date: 20171108 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |