CN114322457B - Overflow liquid guide distributor for treating low liquid amount - Google Patents
Overflow liquid guide distributor for treating low liquid amount Download PDFInfo
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- CN114322457B CN114322457B CN202210014859.2A CN202210014859A CN114322457B CN 114322457 B CN114322457 B CN 114322457B CN 202210014859 A CN202210014859 A CN 202210014859A CN 114322457 B CN114322457 B CN 114322457B
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Abstract
The utility model provides a handle overflow drain distributor of low liquid measure, it includes the bottom plate and welds the enclose a round section of thick bamboo in bottom plate upper edge department, and the welding has a plurality of gas distribution grooves of evenly arranging on the bottom plate in enclosing the section of thick bamboo, all is equipped with the kidney-shaped hole that is used for gas circulation on every gas distribution groove, the welding has one-level groove on the bottom plate of the central point of enclosing a section of thick bamboo put, and this one-level groove divides into two working areas with the gas distribution groove on the bottom plate to leave certain clearance between one-level groove and gas distribution groove, one-level groove is formed by four two welded flat plates and bottom plate welding and enclosing, has seted up the sawtooth on 4 faces of one-level groove respectively, and welds on the gas distribution groove boundary that is close to one-level groove one side has the fender liquid board, guarantees gas channel's seal, and the round hole has been seted up according to fixed interval to the bottom plate that one-level groove both sides are located between every gas distribution groove, and the welding has highly the same liquid distribution device in the round hole. The invention has the advantages of simple structure, convenient production, installation and disassembly, long service life and the like.
Description
Technical Field
The invention relates to an overflow liquid guide distributor for treating low liquid amount, belonging to the field of rectifying towers of air separation devices.
Background
In the field of air separation and rectification, a packing tower is widely applied due to the advantages of low energy consumption, high operation elasticity, high separation efficiency, high production capacity and the like, and the advantages and disadvantages of a liquid distributor are an important condition for determining whether the liquid uniform distribution condition can ensure the optimal performance of packing, and particularly under the condition of extremely low spray density, the packing efficiency is greatly reduced due to the fact that liquid is not well initially distributed, so that the yield and purity of gas are affected.
With explosive development in the fields of domestic electronic manufacturing, integrated circuits, medical treatment, basic scientific research and the like, the demand of rare gas markets is increasing, and most of rare gases need to be re-purified from products of an air separation device, so that the air separation process is unconventional or extreme, and the existing distributor cannot meet the requirement of guaranteeing 1m while processing large gas 3 /m 2 And (3) uniformly distributing liquid under the condition of extremely low spray density below h.
Disclosure of Invention
The invention aims to overcome the problems and provide the overflow liquid guide distributor for treating low liquid amount, which has the advantages of simple structure, convenient use and long service life and is suitable for two-phase distribution of high-volume and low-volume.
The invention aims at being completed by the following technical scheme: the utility model provides a handle overflow drain distributor of low liquid measure, it includes the bottom plate and welds the enclosure of round in bottom plate upper edge department, the welding has a plurality of gas distribution grooves of evenly arranging on the bottom plate in the enclosure, all is equipped with the kidney-shaped hole that is used for the gas circulation on every gas distribution groove, the welding has a rectangular one-level groove on the bottom plate of the central point of enclosure, and this one-level groove divide into two equidistant symmetrical work areas about with the gas distribution groove on the bottom plate to leave certain clearance between one-level groove and gas distribution groove, this one-level groove is formed by four two welded dull and stereotyped and the bottom plate welding closure, has offered the sawtooth on 4 faces of one-level groove respectively, and welds the fender liquid board on the gas distribution groove boundary that is close to one-level groove side, guarantees the sealing of gas passage, the round hole has been seted up according to fixed interval to the bottom plate between every gas distribution groove to the one-level groove both sides, and the welding has the same liquid distribution device of height in the round hole.
As preferable: the liquid dropping distribution device is formed by compounding a downcomer, a liquid collecting pipe, a liquid guide pipe and a liquid guide packing sheet, wherein the liquid dropping distribution device is arranged at an equidistant array along the transverse direction and the longitudinal direction of the axis of the gas distribution groove, the distance is 1/2 of the distance between the gas distribution grooves, so that the uniform and dense distribution of spray points is ensured.
As preferable: the middle of the downcomer is provided with an overflow hole at a lower position, and the overflow hole faces the same direction as the axis of the gas distribution groove; the liquid collecting pipe is formed by welding and compounding a circular pipe, an upper circular plate and a lower circular plate, and circular holes are respectively arranged on the circular plate connected with the downcomer and the circular pipe connected with the liquid guiding pipe; the liquid guide pipe is formed by welding and compounding a circular pipe and a circular plate, the circular pipe of the liquid guide pipe is provided with a diversion hole, and the diversion hole is ensured to be positioned at the top after the liquid guide pipe is horizontally installed; the liquid guide packing sheet is formed by laminating and rolling a plurality of silk screen packing sheets, and the straight edge of the liquid guide packing sheet is downward placed during installation.
As preferable: the height of the surrounding cylinder is 300-500 mm, the distance between the gas distribution grooves is 80-200 mm, and the height of the primary groove is 150-250 m.
As preferable: the size of the overflow hole is 3.5mm, and the height from the bottom plate is 50mm.
As preferable: the liquid guide packing sheet is formed by laminating, rolling and shaping silk screen packing sheets with the thickness of 0.2mm, a straight edge section with the thickness of 10mm is reserved when a closed loop is rolled, and staggered lines of silk screens can play a role in distributing and guiding fluid under low liquid amount.
The overflow liquid guide distributor for treating low liquid quantity has the advantages of simple structure, convenient use and maintenance, convenient production, installation and disassembly, long service life, high air quantity, low liquid quantity, two-phase distribution and the like.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a schematic view of the invention in 1/4 section;
fig. 4 is a schematic structural diagram of a liquid-dropping distribution device in the present invention.
Detailed Description
The invention will be described in detail below with reference to the attached drawings: as shown in figures 1-4, an overflow liquid guide distributor for treating low liquid amount comprises a bottom plate 1 and a round of enclosing cylinder 2 welded at the upper edge of the bottom plate 1, wherein a plurality of uniformly arranged gas distribution grooves 3 are welded on the bottom plate 1 in the enclosing cylinder 2, kidney-shaped holes 4 for gas circulation are formed in each gas distribution groove 3, a rectangular primary groove 5 is welded on the bottom plate at the central position of the enclosing cylinder 2, the primary groove 5 divides the gas distribution grooves 3 on the bottom plate 1 into two equally-spaced symmetrical working areas 6 left and right, a certain gap 7 is reserved between the primary groove 5 and the gas distribution grooves 3, the primary groove 5 is formed by surrounding four flat plates 8 welded with the bottom plate in a two-phase welding mode, sawteeth 10 are respectively formed on four surfaces of the primary groove 5, liquid blocking plates 11 are welded on the boundaries of the gas distribution grooves 3 close to one side of the primary groove 5, sealing of gas channels is guaranteed, round holes 12 are formed in the bottom plate between the two sides of the primary groove 5 at fixed intervals, and a liquid distributing device 13 with the same height is welded in the round holes 12.
The liquid dropping distribution device 13 is arranged at an equidistant array along the transverse direction and the longitudinal direction of the axis of the gas distribution groove 3, the distance is 1/2 of the distance between the gas distribution grooves 3, so as to ensure uniform and dense distribution of spray points, the liquid dropping distribution device 13 is formed by compounding a downcomer 14, a liquid collecting pipe 15, a liquid guide pipe 16 and a liquid guide packing sheet 17, the lower end of the downcomer 14 is welded with the upper surface of the liquid collecting pipe 15, the liquid guide pipe 16 is welded on the side of the liquid collecting pipe 15, and the liquid guide packing sheet 17 is welded and wrapped at the position, close to the end part, of the liquid guide pipe 16.
An overflow hole 18 is arranged in the middle of the downcomer 14 at a lower position, and the direction of the overflow hole 18 is the same as the axial direction of the gas distribution groove 3; the liquid collecting pipe 15 is formed by welding and compounding a circular pipe 19 and an upper circular plate 20 and a lower circular plate 20, and the circular plate 20 connected with the downcomer 14 and the circular pipe 19 connected with the liquid guiding pipe 16 are respectively provided with a circular hole 9; the liquid guide tube 16 is formed by welding and compounding a circular tube and a circular plate, the circular tube of the liquid guide tube 16 is provided with a guide hole 21, and the guide hole 21 is ensured to be positioned at the top after the liquid guide tube 16 is horizontally installed; the liquid guide packing sheet 17 is formed by laminating and rolling a plurality of silk screen packing sheets, and the straight edge of the liquid guide packing sheet 17 is placed downwards during installation.
The height of the surrounding cylinder 2 is 300-500 mm, the distance between the gas distribution grooves 3 is 80-200 mm, and the height of the primary groove 5 is 150-250 m.
The overflow aperture 18 is 3.5mm in size and 50mm in height from the bottom plate 9.
The liquid guide packing sheet 17 is formed by laminating, rolling and shaping silk screen packing sheets with the thickness of 0.2mm, a straight edge section with the thickness of 10mm is reserved when a closed loop is rolled, and staggered lines of silk screens can play a role in distributing and guiding fluid under low liquid amount.
The multistage overflow distribution mode of the overflow liquid guide distributor effectively improves the liquid uniform distribution condition under low spray density, and can meet the requirement of 0.1m of spray density 3 /m 2 ·h～5m 3 /m 2 H, preferably 0.1m 3 /m 2 ·h～1m 3 /m 2 H, the requirement of a rectifying packed tower is met, the requirement of gas uniform distribution under large gas volume is simultaneously considered, and the treatment gas volume can reach the gas volume kinetic energy factor
The present invention is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present invention are intended to be included in the scope of the present invention.
Claims (5)
1. The utility model provides a handle overflow drain distributor of low liquid measure, it includes bottom plate and welds the enclosure of round in bottom plate upper edge department, its characterized in that: the bottom plate in the surrounding cylinder is welded with a plurality of uniformly arranged gas distribution grooves, each gas distribution groove is provided with a kidney-shaped hole for gas circulation, the bottom plate in the central position of the surrounding cylinder is welded with a rectangular primary groove, the primary groove divides the gas distribution groove on the bottom plate into two equidistant symmetrical working areas, a gap is reserved between the primary groove and the gas distribution groove, the primary groove is formed by welding and surrounding four flat plates welded in two phases and the bottom plate, saw teeth are respectively arranged on 4 surfaces of the primary groove, the boundary of the gas distribution groove close to one side of the primary groove is welded with a liquid baffle plate, the bottom plates positioned between each gas distribution groove at two sides of the primary groove are provided with round holes according to fixed intervals, and the round holes are internally welded with liquid dropping distribution devices with the same height; the liquid dropping distribution device is formed by compounding a downcomer, a liquid collecting pipe, a liquid guide pipe and a liquid guide packing sheet, wherein the liquid dropping distribution device is arranged at an equidistant array along the transverse direction and the longitudinal direction of the axis of the gas distribution groove, the distance is 1/2 of the distance between the gas distribution grooves, the lower end of the downcomer is welded with the upper surface of the liquid collecting pipe, the liquid guide pipe is welded on the side body of the liquid collecting pipe, and the liquid guide packing sheet is welded and wrapped at the position, close to the end part, of the liquid guide pipe.
2. The overflow drain distributor for handling low liquid volumes according to claim 1, wherein: the middle of the downcomer is provided with an overflow hole at a lower position, and the overflow hole faces the same direction as the axis of the gas distribution groove; the liquid collecting pipe is formed by welding and compounding a circular pipe, an upper circular plate and a lower circular plate, and circular holes are respectively arranged on the circular plate connected with the downcomer and the circular pipe connected with the liquid guiding pipe; the liquid guide pipe is formed by welding and compounding a circular pipe and a circular plate, the circular pipe of the liquid guide pipe is provided with a diversion hole, and the diversion hole is ensured to be positioned at the top after the liquid guide pipe is horizontally installed; the liquid guide packing sheet is formed by laminating and rolling a plurality of silk screen packing sheets, and the straight edge of the liquid guide packing sheet is downward placed during installation.
3. The overflow drain distributor for handling low liquid volumes according to claim 1, wherein: the height of the surrounding cylinder is 300-500 mm, the distance between the gas distribution grooves is 80-200 mm, and the height of the primary groove is 150-250 m.
4. The overflow drain distributor for handling low liquid volumes according to claim 2, wherein: the size of the overflow hole is 3.5mm, and the height from the bottom plate is 50mm.
5. The overflow drain distributor for handling low liquid volumes according to claim 2, wherein: the liquid guide packing sheet is formed by laminating, rolling and shaping silk screen packing sheets with the thickness of 0.2mm, and a straight edge section with the thickness of 10mm is reserved when a closed loop is rolled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210014859.2A CN114322457B (en) | 2022-01-07 | 2022-01-07 | Overflow liquid guide distributor for treating low liquid amount |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210014859.2A CN114322457B (en) | 2022-01-07 | 2022-01-07 | Overflow liquid guide distributor for treating low liquid amount |
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| Publication Number | Publication Date |
|---|---|
| CN114322457A CN114322457A (en) | 2022-04-12 |
| CN114322457B true CN114322457B (en) | 2023-08-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210014859.2A Active CN114322457B (en) | 2022-01-07 | 2022-01-07 | Overflow liquid guide distributor for treating low liquid amount |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10137531A (en) * | 1996-11-14 | 1998-05-26 | Nippon Sanso Kk | Liquid collecting and distributing device for packed tower |
| CN103111180A (en) * | 2013-03-18 | 2013-05-22 | 天津天大天久科技股份有限公司 | Liquid collecting and gas distributing device for large-scale flue gas desulfurization tower |
| CN204107514U (en) * | 2014-10-27 | 2015-01-21 | 天津科林泰克科技有限公司 | A kind of Box-type Gas-liquid Distributor |
| CN204933481U (en) * | 2015-08-21 | 2016-01-06 | 天津科林泰克科技有限公司 | A kind of band is from the liquid distribution trough of distributed architecture |
| CN107485879A (en) * | 2017-09-22 | 2017-12-19 | 杭州杭氧股份有限公司 | A kind of Mobyneb filler tower internals |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106731493B (en) * | 2016-12-01 | 2019-05-07 | 浙江大学 | A kind of square filler tower for smoke carbon dioxide capture |
-
2022
- 2022-01-07 CN CN202210014859.2A patent/CN114322457B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10137531A (en) * | 1996-11-14 | 1998-05-26 | Nippon Sanso Kk | Liquid collecting and distributing device for packed tower |
| CN103111180A (en) * | 2013-03-18 | 2013-05-22 | 天津天大天久科技股份有限公司 | Liquid collecting and gas distributing device for large-scale flue gas desulfurization tower |
| CN204107514U (en) * | 2014-10-27 | 2015-01-21 | 天津科林泰克科技有限公司 | A kind of Box-type Gas-liquid Distributor |
| CN204933481U (en) * | 2015-08-21 | 2016-01-06 | 天津科林泰克科技有限公司 | A kind of band is from the liquid distribution trough of distributed architecture |
| CN107485879A (en) * | 2017-09-22 | 2017-12-19 | 杭州杭氧股份有限公司 | A kind of Mobyneb filler tower internals |
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| CN114322457A (en) | 2022-04-12 |
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Address after: 799 Xiangfu Road, Qingshanhu street, Lin'an District, Hangzhou City, Zhejiang Province Applicant after: Hang Yang Group Co.,Ltd. Address before: 799 Xiangfu Road, Qingshanhu street, Lin'an District, Hangzhou City, Zhejiang Province Applicant before: Hangzhou oxygen generator group Co.,Ltd. |
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