CN203540512U - Tangential spiral gas distribution device - Google Patents
Tangential spiral gas distribution device Download PDFInfo
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- CN203540512U CN203540512U CN201320550824.7U CN201320550824U CN203540512U CN 203540512 U CN203540512 U CN 203540512U CN 201320550824 U CN201320550824 U CN 201320550824U CN 203540512 U CN203540512 U CN 203540512U
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- gas
- tangential
- distribution device
- tower body
- gas feed
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Abstract
The utility model discloses a tangential spiral gas distribution device. The gas distribution device comprises multiple tangential gas inlets, multiple gas flow partition plates and a support beam, wherein the number of the tangential gas inlets is equal to the number of the gas flow partition plates; the tangential gas inlets are formed in the outside of a tower body of a tower instrument, and are tangential to the tower wall of the tower body; the gas flow partition plates are arranged in the tangential gas inlets, and extend to the inside of a cavity of the tower body from the tangential gas inlets; the gas flow partition plates include straight partition plates and spiral partition plates, which are connected, and the straight partition plates are arranged in the tangential gas inlets; the gas flow partition plates are arranged on the support beam through a backing plate, and are perpendicular to the backing plate; the support beam is cross-shaped. According to the tangential spiral gas distribution device, a space in the tower body can be effectively divided into relatively small gas channels, and through the flow guide action of the spiral partition plates, gas in the tower body is distributed uniformly, and the fluid resistance is small, so that the full contact of gas and liquid phases is facilitated.
Description
Technical field
The utility model relates to a kind of interior device of tower of petrochemical industry separation field, is specifically related to a kind of tangential screw distribution device in gas-fluid.
Background technology
In petrochemical field tower, the research of relevant liquid distribution is a lot, and relatively less for the research of Gas distribution at present.For tower, the distribution performance of gas phase on whole tower interface is directly connected to the abundant contact of gas-liquid, thereby has influence on the mass-and heat-transfer efficiency between gas-liquid, and therefore, for large-scale tower, distribution of gas performance is most important especially.And the shortcoming such as at present inhomogeneous, the complex structure of the distribution device in gas-fluid ubiquity distribution of gas of large-scale tower, fluid resistance be large has seriously limited the process that tower maximizes.
Utility model content
The purpose of this utility model is to provide a kind of tangential screw distribution device in gas-fluid, the utility model utilizes one or more air-flow demarcation strips tower body spatial separation to be become to the smaller channels of mutual UNICOM, can solve well the problem of large-scale tower distribution of gas inequality, and this gas distributor is simple in structure, air resistance is little, be particularly suitable for the situation of major diameter, high gas speed.
A kind of tangential screw distribution device in gas-fluid provided by the utility model, comprises several tangential gas feeds, several air-flow demarcation strip and brace summers; Described tangential gas feed equates with the quantity of described air-flow demarcation strip;
Described tangential gas feed is positioned at the tower body outside of tower, and tangent with the tower wall of described tower body;
Described air-flow demarcation strip is arranged in described tangential gas feed, and extends in the cavity of described tower body from described tangential gas feed; Described air-flow demarcation strip comprises the straight plate of the separation being connected and separation spiral plate, and the straight plate of described separation is located in described tangential gas feed;
Described air-flow demarcation strip is arranged on brace summer by backing plate, and described air-flow demarcation strip is vertical setting with described backing plate; Described brace summer is cross type.
In above-mentioned distribution device in gas-fluid, the straight plate of described separation is located at the middle part of described tangential gas feed, can even partition charge air flow, and be conducive to tolerance in each helical duct and equate.
In above-mentioned distribution device in gas-fluid, the straight plate of described separation is parallel with the tangential direction of described tangential gas feed, is beneficial to tolerance in each helical duct and equates, can reduce gas by the resistance of distributor simultaneously.
In above-mentioned distribution device in gas-fluid, the rotating cycle of described spiral plate can be 1～2 circle.
In above-mentioned distribution device in gas-fluid, the face of the cross section of described tangential gas feed is just 0.05～0.1 times of area of the cross section of described tower body;
The height of described air-flow demarcation strip is 1～1.5 times of height of described tangential gas feed;
The width of described backing plate is 0.3～0.5 times of width of described tangential gas feed.
In above-mentioned distribution device in gas-fluid, the cross section of described tangential gas feed can be rectangle or circle.
In above-mentioned distribution device in gas-fluid, described distribution device in gas-fluid comprises 2 described tangential gas feeds and 2 described air-flow demarcation strips;
2 described tangential gas feeds are symmetry arrangement centered by described tower body;
2 described air-flow demarcation strips are symmetry arrangement centered by described tower body.
The utlity model has following advantage:
The utility model can effectively become relatively little gas passage by spatial separation in tower body, by separating the guide functions of spiral plate, make in tower body distribution of gas more even, and fluid resistance is less, be convenient to the abundant contact of gas-liquid two-phase, be conducive to improve mass transfer and the heat transfer efficiency of gas-liquid two-phase in tower body, be particularly useful in major diameter and high gas speed tower.
Accompanying drawing explanation
Fig. 1 is the top view of the utility model tangential screw distribution device in gas-fluid list import, and in figure, the cross section of tangential gas feed is rectangle;
Fig. 2 is A-A cross section view in Fig. 1;
Fig. 3 is B-B cross section view in Fig. 1;
Fig. 4 is the top view of the utility model tangential screw distribution device in gas-fluid double feed inlet, and in figure, the cross section of tangential gas feed is rectangle;
Fig. 5 is C-C cross section view in Fig. 4;
Fig. 6 is D-D cross section view in Fig. 4.
In figure, each mark is as follows:
1 tower body, 2 tangential gas feeds, 3 air-flow demarcation strips, 31 are separated straight plate, 32 and are separated spiral plate, 4 brace summers, 5 backing plates.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described further, but the utility model be confined to following examples.
As shown in Fig. 1-Fig. 6, the tangential screw distribution device in gas-fluid that the utility model provides comprises tangential gas feed 2, air-flow demarcation strip 3 and brace summer 4; Tangential gas feed 2 is arranged on outside the tower body 1 of tower, and tangent with the tower wall of tower body 1, and the cross section of tangential gas feed 2 can be circle or rectangle.Air-flow demarcation strip 3 is arranged on the middle part of tangential gas feed 2, and extends in the cavity of tower body 1 from tangential gas feed 2.Air-flow demarcation strip 3 comprises the straight plate 31 of the separation being connected and separates spiral plate 32, wherein separates straight plate 31 and is arranged in tangential gas feed 2, and parallel with the tangential direction of tangential gas feed 2.In the utility model, air-flow demarcation strip 3 is arranged on brace summer 4 by backing plate 5, and this air-flow demarcation strip 3 is vertical setting with backing plate 5, and brace summer 4 is cross type.
In the utility model, the rotating cycle of separating spiral plate 32 is 1～2 circle; The quantity of air-flow demarcation strip 3 is identical with the quantity of tangential gas feed 2; Can be designed to single tangential gas feed formula (referred to as " single import ") or two inlets gas feed formula (referred to as " double feed inlet ") according to gas flow flux and tower diameter; The area of section of tangential gas feed 2 is relevant with the tower diameter of gas flow flux and tower body; Generally, the area of section of tangential gas feed 2 can be 0.05～0.1 times of tower body 1 area of section; The height of air-flow demarcation strip 3 can be 1～1.5 times of tangential gas feed 2 height; The width of backing plate 5 can be 0.3～0.5 times of tangential gas feed 2 width.
As shown in Figure 1, Figure 2 and Figure 3, be the tangential screw distribution device in gas-fluid of a kind of " single import ".Its structure is with the tangent place of tower wall, 1 tangential gas feed 2 to be installed outside tower body 1, and the cross section of tangential gas feed 2 is rectangle, and air-flow demarcation strip 3 comprises the straight plate 31 of the separation being connected and separates spiral plate 32.Air-flow demarcation strip 3 be connected with below perpendicular backing plate 5; Brace summer 4 is installed on backing plate and plays a supportive role for 5 times, and the structure of brace summer 4 is cross type.During installation, air-flow demarcation strip 3 is arranged in the centre position of tangential gas feed 2 parallel with the tangential direction of tangential gas feed 2, and front, for separating straight plate 31, separates spiral plate 32 evenly to arrange in the shape of a spiral in tower body, and rotating cycle is 1 circle; In the present embodiment, tower diameter is DN5000, and gas flow flux is 30m
3/ s, the area of section of tangential gas feed 2 is (1250 * 800) mm
2; The height of air-flow demarcation strip 3 is 1000mm; The width of backing plate 5 is 400mm.
Operation principle and the process of the utility model tangential screw distribution device in gas-fluid are as follows:
First gas-phase working medium enters tangential gas feed 2 by gas pipeline, and in tangential gas feed 2, is separated straight plate 31 and is divided into two strands, and enters respectively and be separated in the tower body that spiral plate 32 separates in spatially spiral passage along separating straight plate 31.In the helical duct that wherein one gas surrounds at separation spiral plate 32 and tower body 1, flow, because its actual internal area increases gradually, gas kinetic energy is gradually transformed into static energy, under the effect of tower body 1 low head and backing plate 5, produce motive force upwards, portion gas is in tower body center flow, and rising gradually; In the vortex-like space that one gas self surrounds at separation spiral plate 32 in addition, directly flow to tower body space center.
The utility model, by separating spiral plate 3, is divided into two parts by force gas-phase working medium, the interior space of tower is also separated into two relatively independent but two passages being interconnected simultaneously, and mutually corresponding with two parts gas-phase working medium.The cross-sectional area of two passages all increases gradually along gas flow direction, can effectively the kinetic transformation of gas-phase working medium be become to pressure energy, has reduced flow resistance.
As shown in Figure 4, Figure 5 and Figure 6, be " double feed inlet " tangential screw distribution device in gas-fluid.The main distinction of the distribution device in gas-fluid in itself and embodiment 1 is: outside tower body 1, with the tangent place of tower wall, 2 tangential gas feeds 2 are installed, these 2 tangential gas feeds 2 symmetry arrangement centered by tower body 1 central point, 2 air-flow demarcation strips 3 are symmetry arrangement centered by tower body 1 central point equally also.
Claims (7)
1. a tangential screw distribution device in gas-fluid, is characterized in that: described distribution device in gas-fluid comprises several tangential gas feeds, several air-flow demarcation strip and brace summers; Described tangential gas feed equates with the quantity of described air-flow demarcation strip;
Described tangential gas feed is positioned at the tower body outside of tower, and tangent with the tower wall of described tower body;
Described air-flow demarcation strip is arranged in described tangential gas feed, and extends in the cavity of described tower body from described tangential gas feed; Described air-flow demarcation strip comprises the straight plate of the separation being connected and separation spiral plate, and the straight plate of described separation is located in described tangential gas feed;
Described air-flow demarcation strip is arranged on brace summer by backing plate, and described air-flow demarcation strip is vertical setting with described backing plate; Described brace summer is cross type.
2. distribution device in gas-fluid according to claim 1, is characterized in that: the straight plate of described separation is located at the middle part of described tangential gas feed.
3. distribution device in gas-fluid according to claim 1 and 2, is characterized in that: the straight plate of described separation is parallel with the tangential direction of described tangential gas feed.
4. distribution device in gas-fluid according to claim 1 and 2, is characterized in that: the rotating cycle of described spiral plate is 1～2 circle.
5. distribution device in gas-fluid according to claim 1 and 2, is characterized in that: the face of the cross section of described tangential gas feed is just 0.05～0.1 times of the area of the cross section of described tower body;
The height of described air-flow demarcation strip is 1～1.5 times of height of described tangential gas feed;
The width of described backing plate is 0.3～0.5 times of width of described tangential gas feed.
6. distribution device in gas-fluid according to claim 1 and 2, is characterized in that: the cross section of described tangential gas feed is rectangle or circle.
7. distribution device in gas-fluid according to claim 1 and 2, is characterized in that: described distribution device in gas-fluid comprises 2 described tangential gas feeds and 2 described air-flow demarcation strips;
2 described tangential gas feeds are symmetry arrangement centered by described tower body;
2 described air-flow demarcation strips are symmetry arrangement centered by described tower body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320550824.7U CN203540512U (en) | 2013-09-05 | 2013-09-05 | Tangential spiral gas distribution device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320550824.7U CN203540512U (en) | 2013-09-05 | 2013-09-05 | Tangential spiral gas distribution device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203540512U true CN203540512U (en) | 2014-04-16 |
Family
ID=50458682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320550824.7U Withdrawn - After Issue CN203540512U (en) | 2013-09-05 | 2013-09-05 | Tangential spiral gas distribution device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203540512U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103480242A (en) * | 2013-09-05 | 2014-01-01 | 中国海洋石油总公司 | Tangential spiral gas distribution device |
| CN107774207A (en) * | 2017-12-04 | 2018-03-09 | 马鞍山瑞琪机械设备制造有限公司 | A kind of packed tower with dredging function |
-
2013
- 2013-09-05 CN CN201320550824.7U patent/CN203540512U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103480242A (en) * | 2013-09-05 | 2014-01-01 | 中国海洋石油总公司 | Tangential spiral gas distribution device |
| CN103480242B (en) * | 2013-09-05 | 2015-09-02 | 中国海洋石油总公司 | Tangential screw distribution device in gas-fluid |
| CN107774207A (en) * | 2017-12-04 | 2018-03-09 | 马鞍山瑞琪机械设备制造有限公司 | A kind of packed tower with dredging function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Chen Jie Inventor after: Tao Jinliang Inventor after: Tai Xiaoliang Inventor after: Zhang Liming Inventor after: Feng Jia Inventor before: Chen Jie Inventor before: Zhang Bing Inventor before: Tai Xiaoliang Inventor before: Zhang Liming Inventor before: Feng Jia |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: CHEN JIE ZHANG BING TAI XIAOLIANG ZHANG LIMING FENG JIE TO: CHEN JIE TAO JINLIANG TAI XIAOLIANG ZHANG LIMING FENG JIE |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20140416 Effective date of abandoning: 20150902 |
|
| RGAV | Abandon patent right to avoid regrant |