CN104162287A - Gas-liquid distribution device applied to filler partition board rectifying tower - Google Patents
Gas-liquid distribution device applied to filler partition board rectifying tower Download PDFInfo
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- CN104162287A CN104162287A CN201410419792.6A CN201410419792A CN104162287A CN 104162287 A CN104162287 A CN 104162287A CN 201410419792 A CN201410419792 A CN 201410419792A CN 104162287 A CN104162287 A CN 104162287A
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Abstract
The invention relates to a gas-liquid distribution device applied to a filler partition board rectifying tower. The gas-liquid distribution device comprises a V-form gas distribution structure, a liquid distribution structure, a convex fixed structure and a base plate, wherein the V-form gas distribution structure comprises V plates and gas distribution caps and is made of a metal steel plate material, and rising gas is uniformly distributed to two sides of a partition board by the gas distribution caps of the V-form gas distribution structure; the liquid distribution structure is formed by uniform liquid descending tanks, and descending liquid flows through liquid descending round holes in the liquid descending tanks and then is distributed to a lower end of the gas-liquid distribution device in a linear manner; the convex fixed structure is just located at the upper end of the partition board to fix the position of the partition board; the base plate is a semi-circular steel plate, square holes and air inlets are uniformly formed in the base plate, and rising gas enters the gas-liquid distribution device through the air inlets in the base plate. According to the gas-liquid distribution device applied to the filler partition board rectifying tower, gas and liquid phases are effectively distributed on two sides of the partition board, the partition board in the center of the filler partition board rectifying tower is effectively fixed, and meanwhile, a wall flow phenomenon in the partition board tower is effectively alleviated; the gas-liquid distribution device is convenient to mount and maintain.
Description
Technical field
The present invention relates to a kind of gas-liquid distribution equipment being applied in dividing wall column, be specifically related to a kind of novel gas-liquid distribution apparatus.
Background technology
Dividing wall column is as a kind of novel thermal coupled rectifying tower, by vertical clapboard being installed in conventional rectification tower, realizes single tower multicomponent separated, has low energy consumption, huge advantage cheaply.Dividing wall column is compared with conventional rectification tower, reduces energy consumption and reduces investment outlay all in 30% left and right, for some special systems separation, the energy-conservation 50%-60% that reaches.Yet, this tower is due to the introducing of dividing plate, rectifying column internal structure becomes more complicated, to having relatively high expectations of tower inner member, the particularly gas of tower internal partition both sides, liquid distributor, uprising gas at the bottom of tower, tower top dropping liq through the distribution consistency degree of gas, liquid distributor directly affect gas in tower, liquid mass-transfer efficiency, simultaneously to product purity, energy consumption etc. in distillation process are had to important influence.
The gas, the liquid distribution apparatus that are widely used at present in common rectifying tower can not meet the needs of dividing wall column conventionally in version, simultaneously traditional gas distributor exists inner gas, liquid two-phase interlaced, cause the logical area of two-phase flow less, the problems such as uprising gas and dropping liq skewness, hindered the exploitation for the efficient gas distributor of dividing wall column, this is also a reason of restriction dividing wall column extensive use.
The present invention is in order to improve the deficiencies in the prior art, a kind of gas-liquid distribution apparatus that is applied in filler dividing wall column has been proposed, this device is realized effective distribution of dividing plate both sides gas, liquid two-phase, and play the effective of dividing wall column central partition plate fixed, effectively reduce the wall flow phenomenon in dividing wall column simultaneously, be convenient to I&M.
Summary of the invention
The object of this invention is to provide a kind of gas-liquid distribution apparatus that is applied in filler dividing wall column, this device has with the V-type distribution of gas structure of the distribution of gas cap of different pore size and bar shaped liquid distribution structure.Dropping liq as for top of tower drops to device upper end, enters into the downspout of device by the rectangular recess between adjacent V-type distributed architecture, enters in bar shaped liquid distributing groove, by the linear distribution that liquid circular hole is realized liquid that falls on groove inner bottom plating; The uprising gas of tower bottom enters device inside by the base plate air admission hole installing, and by being uniformly distributed the upper end of auto levelizer after the structural distribution of gas cap of V-type distribution of gas, convex fixed structure has been realized effectively fixing partition position.
In order to address the above problem, the present invention is achieved through technology:
A kind of gas-liquid distribution apparatus that is applied in filler dividing wall column, left and right is symmetrical structure, there is convex fixed structure centre, install a side with V-type distribution of gas structure and the bar shaped liquid distribution structure of the distribution of gas cap of different pore size, it is characterized in that, this novel gas-liquid distribution apparatus comprises V-type distribution of gas structure, liquid distribution structure, convex fixed structure, base plate.
Described V-type distribution of gas structure is arranged on the both sides of dividing wall column dividing plate, is gas-liquid distribution apparatus superstructure, comprises V plate, distribution of gas cap.V plate is metal foil, play the fixedly overall structure of gas-liquid distribution apparatus, between adjacent V cap, by having the steel plate of square opening, connect, on V plate side, by V plate low side, to upper end, have the circular hole that diameter increases successively simultaneously, be convenient to be fixedly connected with the distribution of gas cap of different pore size, the V-type angle of V plate is 30 °～60 °; Distribution of gas cap is hollow cylinder structure with upper end cover, has side mouth, and by V plate low side, the diameter to upper end increases successively for it.At the bottom of tower, uprising gas is evenly distributed to dividing plate both sides by the distribution of gas cap of V-type distribution of gas structure, and the square opening of dropping liq between V cap flow into and fall in groove at night.
Described liquid distribution structure is positioned at the lower end of V-type distribution of gas structure, by evenly distributed liquid-droping groove, formed, liquid-droping groove is upper end open, it is the circular hole of 5～8mm and evenly arranged in a straight line that lower end side's plate has several apertures, pitch of holes is 10mm, plate is wide is the cuboid groove of 20mm, is welded on the square opening lower end of V-type distribution of gas structure.Dropping liq flow in liquid-droping groove and by evenly distributed and falls liquid circular hole with linear formal distribution auto levelizer lower end, realizes being uniformly distributed of liquid, has reduced the wall flow phenomenon in dividing wall column simultaneously.
Described convex fixed structure is positioned at the positive upper end of dividing plate, and both sides have the metal foil structure of screwed hole.This structure plays the effect of stationary barrier position, and screw is realized partition position is regulated by the screwed hole position in side.
Described base plate is positioned at the lower end of gas-liquid distribution apparatus, for evenly having the semi-circular steel plate that square opening and aperture are 10～15mm circular hole.Liquid-droping groove is welded on the inner side of base plate square opening, and at the bottom of tower, uprising gas enters into device inside by the air admission hole on this base plate.
The V-type distribution of gas structure of gas-liquid distribution apparatus has V plate, and the V-type angle of V plate is 30 °～60 °, and V plate low side has the circular hole that diameter increases successively to upper end.
The V-type distribution of gas structure of gas-liquid distribution apparatus has distribution of gas cap, and distribution of gas cap is hollow cylinder structure with upper end cover, has side mouth.
The liquid distribution structure of gas-liquid distribution apparatus has liquid-droping groove, and it is the circular hole of 5～8mm and evenly arranged in a straight line that liquid-droping groove lower end side plate has several apertures, and pitch of holes is 10mm, and plate is wide is 20mm.
Adopted technique scheme, the invention has the beneficial effects as follows:
The gas-liquid distribution apparatus that is applied in filler dividing wall column of the present invention has V-type distribution of gas structure and bar shaped liquid distribution structure, realize effective distribution of dividing plate both sides gas, liquid two-phase, and play the effective of dividing wall column central partition plate fixed, effectively reduce the wall flow phenomenon in partitioned column simultaneously, be convenient to I&M.
Between the adjacent V cap of V-type distribution of gas structure, have the circulation that square opening is convenient to dropping liq, on V plate side, by low side, to upper end, had the circular hole that diameter increases successively, increased the valid circulation area of gas, simultaneously can the larger region of the inner gas speed of finishing device gas by the larger distribution of gas cap in aperture, gas speed is distributed to top after by the less distribution of gas cap in aperture compared with the gas of zonule, effectively raise the degree that plate both sides gas uniform distributes.
The liquid-droping groove bottom of liquid distribution structure have several apertures be 5～8mm liquid circular hole and evenly arranged in a straight line falls, dropping liq flow into after liquid-droping groove the lower end with linear formal distribution auto levelizer, realize being uniformly distributed of liquid, reduced the wall flow phenomenon in dividing wall column simultaneously.
Accompanying drawing explanation
Accompanying drawing 1 is structural representation of the present invention.
In accompanying drawing 1: 1-dividing wall column; 2-liquid distribution structure; 3-base plate; 4-dividing plate; 5-V type distribution of gas structure; 6-distribution of gas cap; 7-screw; 8-convex fixed structure;
Accompanying drawing 2 distribution of gas are cutaway views of gas-liquid distribution apparatus.
In accompanying drawing 2: 9-screwed hole; Liquid circular hole falls in 10-; 11-air admission hole
The specific embodiment
Below in conjunction with accompanying drawing, gas-liquid distribution apparatus of the present invention is described in further details:
As shown in Figure 1, 2, be applied in the novel gas-liquid distribution apparatus of dividing wall column 1 median septum 4 both sides, left and right is symmetrical structure, and there is convex fixed structure 8 centre, with V-type distribution of gas structure 5 and the bar shaped liquid distribution structure 2 of the circular hole of different pore size.Gas-liquid distribution apparatus comprises V-type distribution of gas structure 5, liquid distribution structure 2, convex fixed structure 8, base plate 3.
V-type distribution of gas structure 5 is arranged on the both sides of dividing wall column 1 dividing plate 4, is gas-liquid distribution apparatus superstructure, comprises V plate, distribution of gas cap 6.V plate is metal foil, play the fixedly overall structure of gas-liquid distribution apparatus, between adjacent V cap, by having the steel plate of square opening, connect, on V plate side, by low side, to upper end, had the circular hole that diameter increases successively simultaneously, be convenient to be fixedly connected with the distribution of gas cap 6 of different pore size, the V-type angle of V plate is 30 °～60 °; Distribution of gas cap 6 is hollow cylinder structure with upper end cover, has side mouth, and by low side, the diameter to upper end increases distribution of gas cap 6 successively.At the bottom of tower, uprising gas is evenly distributed to dividing plate both sides by the distribution of gas cap 6 of V-type distribution of gas structure 5, and dropping liq is flowed into and fallen in groove 2 at night by square opening between V cap.
Liquid distribution structure 2 is positioned at the lower end of V-type distribution of gas structure 5, by evenly distributed liquid-droping groove, formed, liquid-droping groove is upper end open, lower end side's plate have several apertures be 5～8mm liquid circular hole 10 and evenly arranged in a straight line falls, pitch of holes is 10mm, plate is wide is the cuboid groove of 20mm, is welded on the lower end of the square opening of V-type distribution of gas structure 5.Dropping liq flow into the lower end with linear formal distribution auto levelizer in liquid-droping groove and by evenly distributed circular hole, to realize being uniformly distributed of liquid, has reduced the wall flow phenomenon in partitioned column 4 simultaneously.
Convex fixed structure 8 is positioned at the positive upper end of dividing plate 4, for both sides have the metal foil structure of screwed hole 9.This structure is positioned at the upper end of partitioned column 1 median septum 4 and plays the effect of stationary barrier 4 positions, and screw 7 is realized the fixing effect to dividing plate 4 by screwed hole 9 positions in side simultaneously.
Base plate 3 is positioned at the lower end of gas-liquid distribution apparatus, for evenly having the semi-circular steel plate that square opening and aperture are the air admission hole 11 of 10～15mm.Liquid-droping groove is welded on the inner side of square opening, and at the bottom of tower, uprising gas enters into device inside by the air admission hole 11 on this base plate.
Finally it should be noted that: above embodiment is only in order to illustrate the present invention and unrestricted technical scheme described in the invention; Therefore, although this description has been described in detail the present invention with reference to the above embodiments,, those of ordinary skill in the art should be appreciated that still and can modify or be equal to replacement the present invention; And all do not depart from technical scheme and the improvement thereof of the spirit and scope of the present invention, it all should be encompassed in the middle of claim scope of the present invention.
Claims (4)
1. a gas-liquid distribution apparatus that is applied in filler dividing wall column, is characterized in that: comprise V-type distribution of gas structure, liquid distribution structure, convex fixed structure, base plate.Described V-type is comprised of distribution of gas structure V plate, distribution of gas cap, is metal foil material, and uprising gas is evenly distributed to dividing plate both sides by the distribution of gas cap of V-type distribution of gas structure; Described liquid distribution structure consists of evenly distributed liquid-droping groove, and dropping liq falls by falling in liquid bath after liquid circular hole with linear formal distribution auto levelizer lower end, realizes being uniformly distributed of liquid; Described convex fixed structure is positioned at the positive upper end of dividing plate, plays the effect of stationary barrier position; Described base plate is the semi-circular steel plate that has evenly distributed square opening and air admission hole, and uprising gas enters into device inside by the air admission hole on base plate.
2. gas-liquid distribution apparatus as claimed in claim 1, is characterized in that: the V-type distribution of gas structure of described gas-liquid distribution apparatus has V plate, and the V-type angle of V plate is 30 °～60 °, and V plate low side has the circular hole that diameter increases successively to upper end.
3. gas-liquid distribution apparatus as claimed in claim 1, is characterized in that: the V-type distribution of gas structure of described gas-liquid distribution apparatus has distribution of gas cap, and distribution of gas cap is hollow cylinder structure with upper end cover, has side mouth.
4. gas-liquid distribution apparatus as claimed in claim 1, it is characterized in that: the liquid distribution structure of described gas-liquid distribution apparatus has liquid-droping groove, it is the circular hole of 5～8mm and evenly arranged in a straight line that liquid-droping groove lower end side plate has several apertures, and pitch of holes is 10mm, and plate is wide is 20mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410419792.6A CN104162287A (en) | 2014-08-22 | 2014-08-22 | Gas-liquid distribution device applied to filler partition board rectifying tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410419792.6A CN104162287A (en) | 2014-08-22 | 2014-08-22 | Gas-liquid distribution device applied to filler partition board rectifying tower |
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| CN104162287A true CN104162287A (en) | 2014-11-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410419792.6A Pending CN104162287A (en) | 2014-08-22 | 2014-08-22 | Gas-liquid distribution device applied to filler partition board rectifying tower |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106669214A (en) * | 2015-11-05 | 2017-05-17 | 中国石油化工股份有限公司大连石油化工研究院 | Wall-dividing rectifying tower |
| CN108079908A (en) * | 2017-11-22 | 2018-05-29 | 中石化炼化工程（集团）股份有限公司 | A kind of layout method of gas-liquid partition tray and gas-liquid allotter |
| CN109499086A (en) * | 2018-12-18 | 2019-03-22 | 北矿检测技术有限公司 | Vacuum shell type Multi-layer rectification tower and Spiral tower sheet-pile |
| CN111375219A (en) * | 2018-12-31 | 2020-07-07 | 中国石油化工股份有限公司 | Dividing wall tower and dividing wall rectification method |
-
2014
- 2014-08-22 CN CN201410419792.6A patent/CN104162287A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106669214A (en) * | 2015-11-05 | 2017-05-17 | 中国石油化工股份有限公司大连石油化工研究院 | Wall-dividing rectifying tower |
| CN106669214B (en) * | 2015-11-05 | 2019-01-08 | 中国石油化工股份有限公司大连石油化工研究院 | A kind of rectifying tower with bulkhead |
| CN108079908A (en) * | 2017-11-22 | 2018-05-29 | 中石化炼化工程（集团）股份有限公司 | A kind of layout method of gas-liquid partition tray and gas-liquid allotter |
| CN109499086A (en) * | 2018-12-18 | 2019-03-22 | 北矿检测技术有限公司 | Vacuum shell type Multi-layer rectification tower and Spiral tower sheet-pile |
| CN109499086B (en) * | 2018-12-18 | 2023-08-22 | 北矿检测技术股份有限公司 | Vacuum sleeve type multilayer rectifying tower |
| CN111375219A (en) * | 2018-12-31 | 2020-07-07 | 中国石油化工股份有限公司 | Dividing wall tower and dividing wall rectification method |
| CN111375219B (en) * | 2018-12-31 | 2022-02-08 | 中国石油化工股份有限公司 | Dividing wall tower and dividing wall rectification method |
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Application publication date: 20141126 |