CN2216427Y - Conical sieve plate gas-liquid sparger - Google Patents
Conical sieve plate gas-liquid sparger Download PDFInfo
- Publication number
- CN2216427Y CN2216427Y CN 95210891 CN95210891U CN2216427Y CN 2216427 Y CN2216427 Y CN 2216427Y CN 95210891 CN95210891 CN 95210891 CN 95210891 U CN95210891 U CN 95210891U CN 2216427 Y CN2216427 Y CN 2216427Y
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- hole
- gas
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- cone
- liquid distributor
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Abstract
The utility model relates to a conical sieve plate gas-liquid sparger which is used in various fractionating towers, absorption towers, desorption towers and washing towers in chemical industry, oil refining industry, etc. The utility model is mainly composed of a tower plate, a skirt seat, a hole cover and a top cover, wherein, the tower plate is in flat plate shape, and a through hole is arranged on the tower plate. The skirt seat is in hollow cylinder shape, the bottom of the skirt seat is connected with the tower plate and is covered on holes of the tower plate. The upper end of the skirt seat and the hole cover are correspondingly connected. The hole cover is in hollow inverted-cone desk shape, a punched hole is arranged on the wall of the hole cover, and the upper end of the hole cover is covered by the top cover. A distribution hole and an overflow hole can also be arranged on the skirt seat, and a downcomer is arranged in the skirt seat. The utility model has the integrative function of liquid collection, liquid distribution and gas distribution.
Description
The utility model relates to a kind of combined cone sieve plate gas-liquid distributor, is a kind of novel, efficient, high resiliency, the collection of high stability combined liquid, liquid distribution and gas distributor that is widely used in the various fractionating columns of industry such as oil refining, chemical industry, petrochemical industry and light industry, absorption tower, desorber, scrubbing tower.
In existing distributor, the distributor that uses in the above-mentioned tower has tank type liquid distributor, calandria liquid distribution trough, oil sump tank liquid header, slotted disc type gas-liquid distributor, sieve aperture disc type liquid distribution trough etc., and these distributors are applied on industrial tower.
Calandria liquid distribution trough, tube nozzle distributor and its effect of tank type liquid distributor liquid that can only distribute, and can not distributing gas.Sieve aperture disc type and overflow disc type can distributing gas and liquid, but very inhomogeneous by several riser distributing gas, and the liquid foul easily stops up simultaneously, operating flexibility is little, has drop to carry phenomenon secretly.The slotted disc type gas-liquid distributor can play liquid collection, liquid distribution and three kinds of effects of distribution of gas, but can only be used for packed tower and can not be used for plate column, and when bottom gas entrained drip passes through slotted disc type gas-liquid distributor rectangle riser, can directly enter the preceding paragraph filler, influence separating effect.U.S. NORTON company 116 type gas distributors and similarly gas distributor can only distributing gas and the liquid that can not distribute.
Along with chemistry and oil industry rapid development, separation engineering has proposed more and more higher requirement to tower, five, the tower of sixties exploitations far can not satisfy the requirement that modern chemistry and petroleum industry are produced, and current exploitation is a kind of to have liquid collection, liquid distribution and the distribution of gas collection Trinity and not only be suitable for plate column but also be applicable to that the novel distributor of packed tower is very important.
The utility model is to propose on the basis of fully having studied the distributor prior art, its purpose is, overcome the shortcoming of prior art, design a kind of elimination entrainment on this basis, the gas collection body distributes, liquid is collected and the liquid distribution Trinity, is applicable to novel, efficient, the high resiliency cone screen plate gas-liquid distributor of packed tower and plate column.
Technical solution of the present utility model is achieved in that cone screen plate gas-liquid distributor mainly comprises column plate, skirt, escutcheon, top cover, and described column plate is tabular, and through hole is set on it; Described skirt is a cartridge type, and its inside is hollow and connects, and its lower end is connected with described column plate, and covers the through hole on the described column plate, its upper end and the corresponding connection in described escutcheon lower end; Described escutcheon is the back taper bench-type, and its semi-cone angle α is 0 °～30 °, and its inside is hollow and connects, and the perforation of some is set on its wall, and its upper end is by described top cover sealing; Described top cover is the inboard reverse taper that connects in plane, and its cone angle is 30 °～180 °, and the radical length L of flat part is 0～180mm around the described reverse taper outer rim.
In addition, also can be on the wall of described skirt, offer the distribution hole of some, above the described hole that respectively distributes, offer the spout hole of some, and make the downspout of establishing some, and described downspout upper end is inserted in the described skirt, its lower end passes described column plate hole, and described distribution hole and spout hole be trapped among in described each downspout, so that the liquid that flows out from distribution hole or spout hole is sprayed onto down on one deck filler along downspout; Described downspout sectional area is that it encloses distribution hole and more than 3 times of spout hole area summation.
Described skirt also can be one-body molded with described escutcheon, and be the back taper bench-type, and its half-angle α is 0 °～30 °.The perforate gross area on the described escutcheon should be greater than the area of bottom plate hole.Described escutcheon can be made into waveform, is beneficial to improve perforated area.Described top cover also can be cone, and its cone angle beta is 30 °～180 °.Described column plate hole also can be sieve aperture, orifice, nozzle bore, sawtooth pattern periphery circular hole or curved surface pass.Described cover hole also can be sieve aperture, orifice, nozzle bore, inclined hole, slotted hole, grizzly bar hole, pilot hole, curved surface pass.
The utility model compared with prior art has following advantage: 1. in the cone screen plate gas-liquid distributor, gas is not by the liquid layer on the plate, pressure drop only comprise gas in escutcheon by column plate hole and cover hole and at cover body the inside turbulent vortex, gas is turned back and energy loss by cover body, so the more existing distributor of pressure drop can reduce by 10%～55%, be more suitable in high vacuum tower and atmospheric tower, reduce full tower pressure drop as far as possible; Structures shape of the present utility model air-flow (entrained drip) tiltedly throw directions down in the cover hole 5 and eject, add the separating effect that launches of conical top cover, so the drop of entrainment can not enter the preceding paragraph filler or last layer column plate, the raising separating effect.3. conventional liquid header, liquid re-distributor total height can reduce by 50%, and for reducing tower height, particularly old tower transformation makes full use of the space original advantage.4. anti-the obstruction.Weight in the liquid layer sinks to the bottom light thing and floats, and skirt distribution orifice flow speed is higher, and foul is difficult to stop up the distribution hole.5. high resiliency.The operating flexibility of liquid distribution trough is brought up to 10: 1 by 1.5: 1 of routine, is a kind of high resiliency liquid distribution trough.6. gas moves along tiltedly throwing down by the cover hole, and then turns to the tower section space to move upward, and makes distribution of gas more even.7. liquid distribution is the face distribution, and is more even than existing distributor liquid distribution.8. multi-functional.Being liquid header, oil sump tank, liquid distribution trough, is again gas distributor.9. it is wide to be fit to scope, not only is suitable for packed tower but also be applicable to plate column, is suitable for various system separation and the various operation operating modes under (3.0MPa) from the vacuum to the high pressure.
Now lift a preferred embodiment and elaborate this practicality technical scheme of open form newly in conjunction with the accompanying drawings.
Fig. 1 is the overall structure cutaway view of the utility model gas-liquid distributor of being used for plate column.
Fig. 2 is the overall structure cutaway view of the utility model gas-liquid distributor of being used for packed tower.
Fig. 3 is the structure cutaway view of the orifice of the utility model employing.
Fig. 4 is the structure cutaway view of the nozzle bore of the utility model employing.
Fig. 5 is the structure cutaway view of the curved hole of the utility model employing.
At first see also Fig. 1, this cone screen plate gas-liquid distributor mainly comprises column plate 1, skirt 4, escutcheon 6, top cover 7.
Column plate 1 is a flat board, and through hole 3 is set on it.Aperture D.Be Φ 30～Φ 300mm.
Escutcheon 6 is the inverted cone bench-type, and its inside is hollow and connects, and Qi Bishang offers the perforation 5 of some, and the perforate gross area on the escutcheon 6 should be greater than the area in column plate hole 3, and its area ratio is greater than 1.01/1.Escutcheon 6 tops are sealed by top cover 7.Wherein the semi-cone angle α of escutcheon 6 is 0 °～30 °.To be that a flat cover is inboard connect inverted cone to top cover 7, and cone angle beta is 30 °～180 °, and the radical length L of the flat part of the inverted cone outer rim of top cover 7 is 0～180mm.When β was 180 °, top cover 7 was flat covers; When L was 0, top cover 7 was reverse taper or the body of falling the umbrella.
Cone screen plate gas-liquid distributor shown in Figure 1 can be used for plate column and makes gas distributor and liquid collection trough.
Then referring to Fig. 2, it is on the basis of said structure, has offered the distribution hole 9 and the spout hole 8 of some again on skirt 4, and the aperture in the hole 9 that wherein distributes is Φ 3～Φ 8mm, and the aperture of spout hole 8 is Φ 6～Φ 12mm; And be provided with downspout 2, its cross section is semicircle, its sectional area should be more than three times of spout hole 8 areas, this downspout 2 also will be trapped among distribution hole 9 and spout hole 8 in its body, and it is interior and contour with skirt 4 that escutcheon 6 is stretched in downspout 2 upper ends, and the length that column plate hole 3 is stretched out in its lower end is 0～200mm.Be sprayed onto down equably on one deck filler by downspout 2 by the liquid that flows down in the distribution hole 9 on the skirt 4, have sufficiently high liquid level to prevent that gas from passing through in the downspout 2 from downspout 2.When liquid load was too big, liquid can not all flow down from distribution hole 9, and liquid level rises to or when surpassing spout hole 8, liquid flows out from spout hole 8, is distributed to next section packing layer along downspout 2.Structure shown in Figure 2 is used for packed tower.Downspout 2 also can adopt triangle, rectangle, rhombus or square in addition.
The calotte overall height H of being made up of skirt 4, escutcheon 6 and top cover 7 is 80～500mm.
Referring to Fig. 2, Fig. 3, Fig. 4, perforate on the column plate 13 and calotte constitute the basic mass transfer unit of column plate, and the shape in column plate hole 3 can be one of following form: 1. sieve aperture; 2. orifice (as shown in Figure 3); 3. nozzle bore (as shown in Figure 4); 4. zigzag periphery circular hole; 5. curved hole (as shown in Figure 5).Aperture D
oOr d
oBe Φ 30～300mm, the chamfering θ of orifice is 0～60 °, and the nozzle height h of nozzle bore is 1～20mm.Radius of corner r is 1mm～8mm, and the curved hole radius of curvature R is 1mm～8mm.Nozzle bore can also can be processed into the part of band nozzle bore by the whole punch forming of column plate, is connected on the column plate then.
During use, gas enters calotte by column plate hole 3, turbulent vortex gas is turned back in the cover body the inside, the 5 interior directions of tiltedly throwing down eject last air-flow entrained drip from the cover hole, add the separating effect that launches of conical top cover, so the drop of entrainment can not enter the preceding paragraph filler or last layer column plate, thereby has improved separating effect.
Liquid enters skirt 4 by distribution hole 9 and is sprayed onto down equably on one deck filler along downspout 2, and has sufficiently high liquid level to prevent that gas from passing through in the downspout 2 from downspout 2.When liquid load is too big, liquid can not all flow down from distribution hole 9, liquid level rises to or when surpassing spout hole 8, liquid flows out from spout hole 8, is distributed to next section packing layer uniformly along downspout 2, when being used for plate column as gas distributor, liquid collecting tank, do not establish downspout 2, do not open distribution hole 9 and spout hole 8 on the skirt 4, perhaps do not establish skirt 4, tiltedly lead to column plate 1 by escutcheon 6, escutcheon 6 direct and column plate welding or be connected firmly (making it no leakage).
Gas moves along tiltedly throwing down by cover hole 5, and then turns to the tower section space to move upward, and makes distribution of gas more even.Liquid distribution is face and distributes more even than prior art distributor liquid distribution.
Claims (10)
1. cone screen plate gas-liquid distributor, it mainly comprises column plate, skirt, escutcheon, top cover, it is characterized in that: described column plate is tabular, and through hole is set on it; Described skirt is a cartridge type, and its inside is hollow and connects, and its lower end is connected with described column plate, and covers the through hole on the described column plate, its upper end and the corresponding connection in described escutcheon lower end; Described escutcheon is the back taper bench-type, and its semi-cone angle α is that 0 °～30 ° its inside are the hollow perforation, and the perforation of some is set on its wall, and its upper end is by described top cover sealing; Described top cover is the inboard reverse taper that connects in plane, and its cone angle is 30 °～180 °, and the radical length L of flat part is 0～180mm around the described reverse taper outer rim.
2. cone screen plate gas-liquid distributor as claimed in claim 1, it is characterized in that: also can be on the wall of described skirt, offer the distribution hole of some, offer the spout hole of some on the described top, hole that respectively distributes, and system is established the downspout of some, and described downspout upper end is inserted in the described skirt, its lower end passes described column plate hole, and described distribution hole and spout hole be trapped among in described each downspout, so that the liquid that flows out from distribution hole or spout hole is sprayed onto down on one deck filler along downspout.
3. cone screen plate gas-liquid distributor as claimed in claim 1 or 2 is characterized in that: described skirt and described escutcheon are one-body molded, and are the back taper bench-type, and its half-angle α is 0 °～30 °.
4. cone screen plate gas-liquid distributor as claimed in claim 1 or 2 is characterized in that: the perforate gross area on the described escutcheon should be greater than the area of bottom plate hole, and its area ratio is greater than 1.01/1.
5. cone screen plate gas-liquid distributor as claimed in claim 1 or 2 is characterized in that: described escutcheon is made waveform, is beneficial to improve perforated area.
6. cone screen plate gas-liquid distributor as claimed in claim 1 or 2 is characterized in that: described top cover is a cone, and its cone angle beta is 30 °～180 °.
7. cone screen plate gas-liquid distributor as claimed in claim 1 or 2 is characterized in that: described column plate hole is a sawtooth pattern periphery circular hole.
8. cone screen plate gas-liquid distributor as claimed in claim 1 or 2 is characterized in that: described column plate hole is a nozzle bore.
9. cone screen plate gas-liquid distributor as claimed in claim 1 or 2 is characterized in that: described column plate hole is the orifice type.
10. cone screen plate gas-liquid distributor as claimed in claim 1 or 2 is characterized in that: described cover hole is the orifice type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95210891 CN2216427Y (en) | 1995-05-19 | 1995-05-19 | Conical sieve plate gas-liquid sparger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95210891 CN2216427Y (en) | 1995-05-19 | 1995-05-19 | Conical sieve plate gas-liquid sparger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2216427Y true CN2216427Y (en) | 1996-01-03 |
Family
ID=33861492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 95210891 Expired - Fee Related CN2216427Y (en) | 1995-05-19 | 1995-05-19 | Conical sieve plate gas-liquid sparger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2216427Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104538738A (en) * | 2014-05-06 | 2015-04-22 | 康凯科技（杭州）有限公司 | Switchable antenna applied to wireless communication |
| CN105416908A (en) * | 2015-12-15 | 2016-03-23 | 江阴中南重工有限公司 | Tower provided with skirt |
| CN105597511A (en) * | 2016-01-04 | 2016-05-25 | 田鹏程 | Gas and liquid guiding device, gas and liquid guiding unit and desulfurization absorption device |
| CN107261653A (en) * | 2017-08-14 | 2017-10-20 | 绵阳行之智汇知识产权服务有限公司 | The antifogging method of desulfurizing tower |
-
1995
- 1995-05-19 CN CN 95210891 patent/CN2216427Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104538738A (en) * | 2014-05-06 | 2015-04-22 | 康凯科技（杭州）有限公司 | Switchable antenna applied to wireless communication |
| CN105416908A (en) * | 2015-12-15 | 2016-03-23 | 江阴中南重工有限公司 | Tower provided with skirt |
| CN105597511A (en) * | 2016-01-04 | 2016-05-25 | 田鹏程 | Gas and liquid guiding device, gas and liquid guiding unit and desulfurization absorption device |
| CN107261653A (en) * | 2017-08-14 | 2017-10-20 | 绵阳行之智汇知识产权服务有限公司 | The antifogging method of desulfurizing tower |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |