CN2241573Y - Liquid collecting distributer - Google Patents
Liquid collecting distributer Download PDFInfo
- Publication number
- CN2241573Y CN2241573Y CN 95246759 CN95246759U CN2241573Y CN 2241573 Y CN2241573 Y CN 2241573Y CN 95246759 CN95246759 CN 95246759 CN 95246759 U CN95246759 U CN 95246759U CN 2241573 Y CN2241573 Y CN 2241573Y
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- liquid
- distributor
- hole
- distribution
- utility
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Abstract
The utility model relates to a liquid collecting distributor. In order to solve the collection and distribution of liquid in a filled tower, a special purpose gas ascending cloth liquid distributing tube, the passages of gas and liquid are completely separates, the entrainment phenomenon of gas and liquid is avoided, and simultaneously, spraying points are evenly distributed on the section of an entire tower. The liquid can be directly conducted to a packing surface. The utility model is of homogeneous point distribution, and good liquid distribution effect, avoiding the phenomenon of insufficient drenching and assuring the two-phase even distribution of gas and liquid in the tower. The utility model also solves the problem of the corrosion resistance of material, being applicable for treating the medium of strong corrosivity toward metal. The utility model integrates the collection and distribution of the liquid, having the advantages of simple structure, convenient installation, low occupation in the filled tower, great operation flexibility and uneasy blocking.
Description
The utility model relates to a kind of liquid distribution trough, is crucial internals in the packed tower, and main effect is to make the interior liquid distribution of tower even.
In prior art, liquid is collected the critical component of distributor as packed tower, to performance, the solution " scale-up problem " of filler efficient, plays very important effect.For this reason, people have researched and developed various collection distributors to satisfy the actual needs of different operating modes.Liquid distribution trough for packed tower can be divided into gravity-type, pressure-type two classes, and distribution mode a bit distributes, the zonule distributes and three kinds of big regional continuous distributed.Gravity-type is divided into calandria, slot type and disc type distributor again, when wherein calandria and groove type distributor are as redistributor, all need join the venetian blind type gatherer.Its weak point is an occupy-place height in tower, and can not the whole liquid of 100% collection.The disc type distributor mostly is the riser formula greatly, though occupy-place is low in tower, operating flexibility is less.
Pressure-type mainly is to borrow pressure liquid to be sprayed into the injecting type distributor of packing layer, though this distributor is simple in structure, it is easy to install, because it is less to spray the drop that produces, easily the air-flow that is risen is carried secretly, and spray-hole is little, is easily stopped up by solids or soiling solution.
In the Separation of SULZER CHEMTECH Columns forDistillation and Absorption product sample, introduce a kind of Socket type graphite and collected distributor, its circular base plate is provided with the cylinder identical with the disk external diameter, and riser and liquid distributor are wherein arranged.The diameter of riser is big slightly, top closure, top have pore.Liquid distributor upper edge short transverse has long slot bore, to pass through for liquid.This graphite is collected distributor not only certain operating flexibility, also has corrosion resistant advantage.But weak point is the riser that is provided with separately, and to have occupied partial cross section long-pending, thereby influenced the uniformity of the geometrical arrangements of distributed points.These all are the problems that we thirst for solving.
The purpose of this utility model is for the collection that solves liquid in the packed tower distributes, and has designed the special-purpose gas liquid distributor that rises, and avoids the entrained liquid phenomenon.The spray point is evenly distributed on the cross section of whole tower, avoids occurring drenching not enough phenomenon, guarantee the even cloth of gas-liquid two-phase in the tower.
Another purpose of the present utility model is the corrosion-resistant problem that has solved material, is applicable to the medium that processing is strong to metal protection.
In order to realize this purpose, the utility model provides a kind of liquid distribution trough that is used for packed tower.It mainly comprises, have on the top on the liquid distributor of sealed tube lid and have pore, have fluid passage in the liquid distributor tube wall, have the little liquid-through hole and the big liquid-through hole of symmetry on the liquid distributor tube wall, little liquid-through hole and big liquid-through hole all communicate with fluid passage in the tube wall.Make liquid distribution even, operating flexibility is big, is difficult for stopping up.
Below in conjunction with detailed description and the description of the drawings thereof, structure composition of the present utility model, operation principle and advantage thereof are done a detailed introduction to implementing an embodiment of the present utility model.
The accompanying drawing of present embodiment is
Fig. 1 is the structure chart of present embodiment.
Fig. 2 is local plate schematic diagram.
Fig. 3 rises gas liquid distributor schematic diagram.
As Fig. 1, Fig. 2, shown in Figure 3, it is as follows that the liquid shown in the present embodiment is collected structure of distributor.Liquid is collected distributor and is formed by rising gas liquid distributor [1], plate [2], pipe lid [3], pore [4], fluid passage [5], convex shoulder [6], liquid distributor installing hole [7], little liquid-through hole [8], big liquid-through hole [9], pore [10], drain hole [11].
Little liquid-through hole of Φ 3.5mm [8] and the big liquid-through hole of Φ 6mm [9] that the symmetry of having on fluid passage [5], the tube wall is arranged in the tube wall of liquid distributor [1], little liquid-through hole [8] and big liquid-through hole [9] all communicate with fluid passage [5] in the tube wall, convex shoulder [6] is arranged on the outer tube wall of liquid distributor, there is the pipe lid [3] of sealing on the liquid distributor top, and top has pore [4], the bottom has symmetrical pore [10].
Have liquid distributor installing hole [7] on the plate [2], liquid distributor [1] is inserted in the installing hole [7] of plate [2], the convex shoulder of liquid distributor [6] just in time is placed on the plate.
Have the little liquid-through hole [8] and the big liquid-through hole [9] of symmetry on the liquid distributor tube wall on plate [2].Little liquid-through hole is 30mm to the distance of plate, and big liquid-through hole is 180mm to the distance of plate.Make liquid phase under different condition, can flow to the filler face by little liquid-through hole [8] or the big fluid passage [5] of liquid-through hole [9] in tube wall.
The pore on liquid distributor top [4] is 4, the sectional area of the gross area 〉=liquid distributor [1] internal diameter of pore [4].The liquid distributor bottom is along the elongated gas porosity of tube side to the wide 70mm length of the 60mm that opens two symmetries, to reduce the gas phase circulating resistance.The gas phase that rises at the bottom of the tower enters in the liquid distributor through liquid distributor bottom and monosymmetric elongated gas porosity by behind the packing layer, discharges in the pore of liquid distributor upper end.
Liquid just is necessary to install a cover liquid distribution trough tower internals by behind the packing layer of certain altitude in the packed tower.Be to reallocate after liquid whenever just must be collected liquid again by 15～20 theoretical plates in principle, be used for overcoming the bad distribution phenomenon of liquid, guarantee the efficient of full tower, this is the approach that solves the packed tower enlarge-effect, the just important function of liquid distribution trough tower internals in packed tower.
The special use of the utility model patent design rises the gas liquid distributor, makes the path of gas and liquid separate fully, has thoroughly avoided the entrained liquid phenomenon.
The liquid distribution trough of present embodiment is to rise the gas liquid distributor by 60 to be installed on the plate that a thickness is 100mm, except that having the installing hole that rises the gas liquid distributor, also has 5 drain holes [11] that diameter is Φ 4mm on the dish hole.
Sealing on the tube wall of an end at liquid distributor also is to open 2～8 pores, as long as satisfy the sectional area of the gross area 〉=liquid distributor [1] internal diameter of institute's open pore, this mainly be for the gas phase that makes rising can be unobstructed leave liquid distributor, be not obstructed in the liquid distributor outlet.
Little liquid-through hole also can be 10～50mm to the distance of plate, and big liquid-through hole also can be 100～300mm to the distance of plate, and this designs different mainly according to handling different materials because of the difference of viscosity, proportion, fluid property.
The liquid distribution trough of present embodiment is the Methanol Recovery that is used for the amion acetic acid production process in the 1200mm tower, contains 2% the compositions strong to metal protection such as monoxone in its methanol mother liquor.Collect and distribute and the corrosion-resistant problem of material for solving in the methanol distillation column liquid in the stripping section particularly.The material that present embodiment liquid is collected distributor can be a kind of in graphite, pottery, the polytetrafluoroethylplastic plastic, wherein is best especially with graphite.Adopt the graphite liquid distribution trough that most corrosive environments are all had good corrosion resistance.
Liquid distribution trough directly is installed on tower body flange coupling place, has saved the support screen, so simple installation.
Present embodiment liquid collecting body gatherer and distributor are in one, and simple in structure, occupy-place is low in packed tower.
Adopt liquid distribution trough of the present utility model, liquid is collected fully, can reach 100% and collect, and liquid directly can be directed at the filler face, is evenly distributed, and liquid distribution is effective, unevenness＜10%.And traditional venetian blind type gatherer directly enters the bottom bed because of partially liq can pass two adjacent blades.Thereby influence the distribution effect.Because uniform perforate of the utility model and good gas phase access structure make this distributor have good gas phase distribution effect equally.
Adopt liquid distribution trough of the present utility model, operating flexibility is big, and operating flexibility is the ratio that maximum liquid is loaded and minimum liquid is loaded that liquid distribution trough passes through, and is relevant with the aperture and the liquid level of design.Can reach more than 1: 10 as required.
Present embodiment is owing to there is the pipe lid of sealing on the top of liquid distributor, liquid distributor top has pore, have fluid passage in the tube wall, have the little liquid-through hole and the big liquid-through hole of symmetry on the liquid distributor tube wall on plate, little liquid-through hole and big liquid-through hole all communicate with fluid passage in the tube wall.Reasonably designed and risen gas liquid distributor structure, be distributed as purpose with the collection of liquid, be provided with certain distribution and count and keep certain operating flexibility, it is well distributed to reach liquids and gases, and these architectural features are principal characters of the present utility model.
The utility model is owing to adopted the liquid distributor of the carrying liqs passage shown in the above-mentioned principal character, the liquid distribution trough that pore, liquid-through hole are arranged on the liquid distributor, just can make liquid distribution trough of the present invention solve the collection and the distribution of liquid in the packed tower, avoided the entrained liquid phenomenon, guaranteed that gas-liquid two-phase is uniform in the tower.The collection distribution of liquid in the stripping section particularly and the corrosion-resistant problem of material have been solved in the methanol distillation column.
The collection that the utlity model has the liquid collecting body is distributed in one, and is simple in structure, The low advantage of occupy-place in packed tower, and can have very most corrosive environments Good corrosion resistance has overcome the deficiencies in the prior art part.
Claims (5)
1, a kind of liquid is collected distributor, comprise liquid distributor [1], plate [2], drain hole [11], it is characterized in that: there is the pipe lid [3] of sealing on described liquid distributor top, top has pore [4], have fluid passage [5] in the tube wall, convex shoulder [6] is arranged on the outer tube wall, have liquid distributor installing hole [7] and drain hole [11] on the described plate, liquid distributor is inserted in the installing hole of plate, convex shoulder on the liquid distributor just in time is placed on the plate, have the little liquid-through hole [8] and the big liquid-through hole [9] of symmetry on the liquid distributor tube wall on plate, little liquid-through hole [8] and greatly liquid-through hole [9] all communicate with fluid passage [5] in the tube wall.
2, collect distributor according to the described liquid of claim 1, it is characterized in that: described pore [4] is 2～8, the sectional area of the gross area 〉=liquid distributor [1] internal diameter of pore [4].
3, collect distributor according to the described liquid of claim 1, it is characterized in that: described little liquid-through hole [8] is 10～50mm to the distance of plate [2], and big liquid-through hole [9] is 150～300mm to the distance of plate.
4, collect distributor according to the described liquid of claim 1, it is characterized in that: the tube wall bottom of described liquid distributor [1] has the pore [10] of symmetry.
5, collect distributor according to the described liquid of claim 1, it is characterized in that: it is a kind of in graphite, pottery, the polytetrafluoroethylplastic plastic that described liquid is collected the distributor material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95246759 CN2241573Y (en) | 1995-12-27 | 1995-12-27 | Liquid collecting distributer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95246759 CN2241573Y (en) | 1995-12-27 | 1995-12-27 | Liquid collecting distributer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2241573Y true CN2241573Y (en) | 1996-12-04 |
Family
ID=33886286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 95246759 Expired - Lifetime CN2241573Y (en) | 1995-12-27 | 1995-12-27 | Liquid collecting distributer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2241573Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102000439A (en) * | 2010-11-11 | 2011-04-06 | 海盐县精细化工有限公司 | Distribution pipe of tower vapor-liquid distributor |
| CN102705684A (en) * | 2012-06-05 | 2012-10-03 | 东阳市康华化工设备厂 | Moulded steel lined PTFE grid and distributor adopting same |
| CN102107919B (en) * | 2009-12-23 | 2012-12-19 | 中国神华能源股份有限公司 | Overflow water distributor for low-temperature multiple-effect distillation seawater desalination system |
| CN104437338A (en) * | 2014-12-15 | 2015-03-25 | 天津市创举科技有限公司 | Anti-clogging structured packing |
-
1995
- 1995-12-27 CN CN 95246759 patent/CN2241573Y/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102107919B (en) * | 2009-12-23 | 2012-12-19 | 中国神华能源股份有限公司 | Overflow water distributor for low-temperature multiple-effect distillation seawater desalination system |
| CN102000439A (en) * | 2010-11-11 | 2011-04-06 | 海盐县精细化工有限公司 | Distribution pipe of tower vapor-liquid distributor |
| CN102000439B (en) * | 2010-11-11 | 2012-10-10 | 海盐县精细化工有限公司 | Distribution pipe of tower vapor-liquid distributor |
| CN102705684A (en) * | 2012-06-05 | 2012-10-03 | 东阳市康华化工设备厂 | Moulded steel lined PTFE grid and distributor adopting same |
| CN104437338A (en) * | 2014-12-15 | 2015-03-25 | 天津市创举科技有限公司 | Anti-clogging structured packing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |