CN2247048Y - Trough type liquid distributor - Google Patents
Trough type liquid distributor Download PDFInfo
- Publication number
- CN2247048Y CN2247048Y CN 96200127 CN96200127U CN2247048Y CN 2247048 Y CN2247048 Y CN 2247048Y CN 96200127 CN96200127 CN 96200127 CN 96200127 U CN96200127 U CN 96200127U CN 2247048 Y CN2247048 Y CN 2247048Y
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- CN
- China
- Prior art keywords
- plate
- sidewall
- liquid
- base plate
- aperture
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The utility model discloses a groove type liquid distributor. The utility model is used for the filler feeding section of the filler tower. In the existing structures of a pre-distributing groove and a main groove, the groove bottom of the main groove is designed into a sloping bottom plated which is provided with a row of small holes. The lower part of the bottom plate is provided with a liquid guide plate. The liquid guide plate is connected with the bottom plate through an end plate. The upper part of the liquid guide plate is provided with small holes, and the lower part of the liquid guide plate is split into a plurality of branch bars. The branch bars cause the liquid which is poured onto the liquid guide plate to form a plurality of times of dropping point distribution, and the requirement of the small liquid flow rate on the primary point distribution rate is satisfied. The experiment proves that when the spray density is 0.8< 3 >/m< 2 >/h, the ideal distribution is obtained. As the liquid guide plate is exposed in the air phase, the liquid of the inner surface and the outer surface can carry out the mass transfer with the air phase.
Description
The utility model relates to a kind of apparatus for feeding of packed tower, particularly tank type liquid distributor.
Along with the extensive use of efficient structured packing, it is big that the liquid distribution trough of packed tower has been proposed operating flexibility, little, the double as mass transfer original paper of taking up space, requirement simple in structure.The present tank type liquid distributor that uses, the self structure symmetry is little at liquid spraying density mostly, and gas passage requires when big, shows the problem of initial cloth hole inequality; Little at liquid spraying density, when the gas passage requirement is not too big, reaches the even groove width size in cloth hole and will become greatly, this is all unfavorable to equipment design, processing and manufacturing.The auxiliary original paper of some tank type liquid distributor occupies certain tower height, has influenced the operating efficiency of full tower.U.S. Pat 4,729,857 provide a kind of tank type liquid distributor, the top in its single groove cross section is rectangular, it is trapezoidal that the bottom is, and has aperture on two swash plates of trapezoidal symmetry, and the swash plate outside is provided with two baffle plates of symmetry, also be provided with the silk screen liquid that distributes on the baffle plate, be interconnected with short tube between each single groove.When liquid in the groove during by the aperture directive silk screen on the swash plate, be evenly distributed on the baffle plate by silk screen, then flow down along baffle plate.The connection short tube of trench bottom gets final product the liquid of each single groove of balance, can store the heavy collection of part thing again.This distributor has solved the uneven and a small amount of residue blockage problem of predistribution, and baffle plate does not occupy tower height., exist the problem of initial cloth hole inequality, can not produce repeatedly dropping point and distribute, and cell wall does not use as the mass transfer original paper for small-scaled current rate.
It is even that the purpose of this utility model provides a kind of initial distribution, can produce repeatedly dropping point and distribute, and cell wall has the tank type liquid distributor of effect of mass transmitting.
For reaching this purpose, the utility model is in existing predistribution groove and major trough structure, the major trough base plate adopts unsymmetric structure, base plate is tilting, is acute angle with long sidewall and links to each other, and links to each other in obtuse angle with short sidewall, have aperture on the base plate, be provided with draining plate below base plate, draining plate is acute angle with long sidewall, and links to each other with base plate by end plate.The top of draining plate has aperture, and the bottom is divided into several lattice framings, and the part lattice framing is bent downwardly, and crooked lattice framing and unbent lattice framing constitute certain angle.Liquid in the major trough is poured into the upper surface of draining plate by the aperture on the base plate, and liquid forms on draining plate and parabolicly flows down along draining plate, and wherein a part of liquid flows to the lower surface of draining plate by the aperture on the draining plate.The liquid lattice framing of flowing through forms multiple spot and distributes.Experimental results show that: local multiple spot distribution distributes than the easier face that forms the part of local line distribution.Lattice framing can prevent from can prevent from again because draining plate is installed injustice the liquid parabola to be compiled because the effect of surface tension of liquid makes and forms paraboloidal liquid and assemble one again.Draining plate is exposed in the gas phase fully, and its inside and outside lip-deep liquid can carry out mass transfer with gas phase.Draining plate and lattice framing have been guided to the gas phase low regime to liquid, have prevented entrainment.
The utility model will be further described below in conjunction with accompanying drawing.
Fig. 1 is the utility model elevation cross-sectional view.
Fig. 2 is a vertical view of the present utility model.
Fig. 3 be Fig. 2 along A-A to cutaway view.
Fig. 4 is the utility model major trough profile.
Feed pipe (1) extends the tower center from tower wall (2), predistribution groove (3) is positioned at the below of feed pipe (1), have dispensing orifice (4) on the predistribution groove (3), the main distributing slot of being made up of each major trough (5) is positioned at the below of predistribution groove (3), perpendicular to predistribution groove (3) and corresponding with dispensing orifice (4).Major trough (5) is distributed in the cross section of tower, and its length becomes with tower wall shape, and two ends are separately fixed on the tower wall (2).Major trough (5) is made up of with base plate (6) sidewall (11), (12), base plate (6) is acute angle with sidewall (12) and links to each other, link to each other in obtuse angle with sidewall (11), have aperture (7) on the base plate (6), draining plate (8) is positioned at the below of base plate (6), be acute angle with sidewall (12), end plate (10) links together draining plate (8) and base plate (6), the top of draining plate (8) has aperture (18), the bottom is divided into several lattice framings (9), lattice framing (9) is bent downwardly at interval, and crooked lattice framing and unbent lattice framing are 30 °～120 ° angles.Length direction along base plate (6) can have several draining plates (8), is used for blocking fully the liquid that aperture (7) flows out.After liquid arrives predistribution groove (3) from feed pipe (1), flow into each major trough (5) through dispensing orifice (4), the major trough bottom can be used to the small amount of impurities in the heavy liquid collecting body, liquid is by aperture (7) the directive draining plate (8) on the base plate (6) in the groove, then be parabolic to dirty, wherein a part of liquid flows to the lower surface of draining plate (8) by aperture (18), and the liquid lattice framing (9) of flowing through has formed repeatedly dropping point and distributes.Because draining plate (8) is exposed in the gas phase fully, its inside and outside lip-deep liquid can directly carry out mass transfer with gas phase.The liquid that flow to the draining plate bottom has been guided to the gas phase low regime by lattice framing (9), thereby has prevented entrainment, and draining plate self does not occupy the effective depth of tower yet.
Top in major trough two side (11), (12) is lower than groove upper limb place and respectively opens several apertures (13), and a baffle plate (14) is established in each aperture outside, and baffle plate (14) and two side (11), (12) are separated by a distance, and are 0 °～50 ° angles.The base of baffle plate (14) is to the sidewall direction bending, and leaves certain interval with sidewall, and the two ends bending of baffle plate (14) is welded on the sidewall, constitutes certain space.Two side lower parts in this space have breach (15), are beneficial to the further diffusion of liquid.Drainage strip (16) is connected the below of sidewall (11), and with (11) in same plane.When fluctuation of service or treating capacity change greatly, liquid level rising in the major trough.Liquid is poured into baffle plate (on (4) by aperture (13), then be parabolic to dirty, liquid flows on sidewall (11), (12) by described gap and breach (15), and flow downward on one side along sidewall surfaces, carry out mass transfer on one side, until the base of sidewall (12) and the base of drainage strip (16), be a shape at last and fall on the filler.
Stabilier (17) tilting in major trough with the corresponding place of dispensing orifice (4), its length is not less than 100 millimeters, the upper end is fixed on the sidewall (11), the lower end is fixed on the base plate (6), and apart from aperture (7) certain distance, aperture (7) is covered.Liquid stream from dispensing orifice (4) at first drops on the stabilier (17), enters bottom land again.Can avoid like this because liquid stream is directly fallen the last interference to aperture (7) of base plate (6).
When linking together with sealing cap between the major trough (5), can be installed between the filler or between the tower tray, use as liquid re-distributor.
The utility model is tested in diameter is 600 millimeters packed tower, and the result proves: when sprinkle density is 0.8m
3/ m
2, during h, still can obtain desirable multiple spot and distribute.
Claims (3)
1, a kind of tank type liquid distributor, it is by feed pipe (1), predistribution groove (3), major trough (5) is formed, it is characterized in that: described major trough (5) is by sidewall (11), (12) form with base plate (6), base plate (6) is acute angle with sidewall (12) and links to each other, link to each other in obtuse angle with sidewall (11), base plate has aperture on (6), draining plate (8) is positioned at the below of base plate (6), be acute angle with sidewall (12), end plate (10) links together draining plate (8) and base plate (6), and the top of draining plate (8) has aperture, and the bottom is divided into several lattice framings (9), lattice framing (9) is bent downwardly at interval, and crooked lattice framing and unbent lattice framing are 30 °～120 ° angles.
2, according to the tank type liquid distributor of claim 1, it is characterized in that: be lower than groove upper limb place on the top of major trough two side (11), (12) and respectively open several apertures, a baffle plate (14) is established in each aperture outside, baffle plate (14) and two side (11), (12) are separated by a distance, and become 0 °～50 ° angles, the base of baffle plate (14) is to the sidewall direction bending, and leave certain interval with sidewall, the inward at both ends bending of baffle plate (14) links to each other with sidewall, constitute certain space, two side lower parts in this space have breach.
3, according to the tank type liquid distributor of claim 1 or 2, it is characterized in that: in major trough (5), establish a stabilier (17), stabilier (17) be positioned at dispensing orifice (4) under, its upper end be fixed on the sidewall (11), the lower end is fixed on the base plate (6), and part aperture (7) is covered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96200127 CN2247048Y (en) | 1996-01-04 | 1996-01-04 | Trough type liquid distributor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96200127 CN2247048Y (en) | 1996-01-04 | 1996-01-04 | Trough type liquid distributor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2247048Y true CN2247048Y (en) | 1997-02-12 |
Family
ID=33886799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96200127 Expired - Lifetime CN2247048Y (en) | 1996-01-04 | 1996-01-04 | Trough type liquid distributor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2247048Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1070083C (en) * | 1998-04-08 | 2001-08-29 | 南京大学 | Trough box type liquid no-limiting distributer |
| CN103816844A (en) * | 2014-02-26 | 2014-05-28 | 明圣化工机械（南通）有限公司 | Improved liquid distributor |
| CN109078352A (en) * | 2018-09-30 | 2018-12-25 | 龙岩卓越新能源股份有限公司 | The small flow groove type distributor of biofuel column |
-
1996
- 1996-01-04 CN CN 96200127 patent/CN2247048Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1070083C (en) * | 1998-04-08 | 2001-08-29 | 南京大学 | Trough box type liquid no-limiting distributer |
| CN103816844A (en) * | 2014-02-26 | 2014-05-28 | 明圣化工机械（南通）有限公司 | Improved liquid distributor |
| CN109078352A (en) * | 2018-09-30 | 2018-12-25 | 龙岩卓越新能源股份有限公司 | The small flow groove type distributor of biofuel column |
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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 |