CN215277349U - Integral rotary baffled supergravity bed with radial blades - Google Patents
Integral rotary baffled supergravity bed with radial blades Download PDFInfo
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- CN215277349U CN215277349U CN202121682386.0U CN202121682386U CN215277349U CN 215277349 U CN215277349 U CN 215277349U CN 202121682386 U CN202121682386 U CN 202121682386U CN 215277349 U CN215277349 U CN 215277349U
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Abstract
The utility model discloses an integral rotary baffling type hypergravity bed with radial blades, which comprises a shell and a rotor arranged in the shell, wherein the rotor comprises an upper rotary table and a lower rotary table which are connected and fixed through a plurality of bolts; one end of the rotating shaft penetrates into the shell and is connected with the center of the lower rotating disc; the upper rotary disc and the lower rotary disc are respectively provided with a plurality of concentric deflection rings with different diameters, namely an upper deflection ring and a lower deflection ring, the upper deflection ring is provided with a plurality of first vertical radial blades, and the lower deflection ring is provided with an opening area and a plurality of second vertical radial blades. The utility model is provided with a plurality of vertical radial blades which are distributed along the circumferential direction at equal intervals outside the lower baffling ring and inside the upper baffling ring, so that the liquid retention time is prolonged, the liquid passes through the multiple dispersion-aggregation process, the gas-liquid contact area is increased, and the mass transfer effect is enhanced; so that the gas turbulence degree is increased and the gas-liquid mass transfer effect is further improved.
Description
Technical Field
The utility model relates to a gas-liquid contact equipment especially relates to the rotatory baffling formula hypergravity bed of whole with radial blade.
Background
The supergravity technology is one of the process strengthening technologies for realizing industrial application earlier, is a breakthrough technology for simulating the supergravity field to strengthen mass transfer and multiphase flow reaction processes by using a centrifugal force field generated by the rotation of a rotor, and has the core of a supergravity rotating bed. Compared with the traditional chemical technology, the method has the advantages of high transfer efficiency, small equipment volume, small occupied area, low energy consumption, easy operation and maintenance, safety, wide applicability and the like, meets the development requirements of energy conservation, emission reduction, consumption reduction and effective utilization of resources, and is a chemical technology with great development potential for miniaturization and microminiaturization of large-scale chemical devices. At present, the supergravity technology is widely applied to the fields of chemical industry, energy, materials, environment, biological pharmacy and the like.
The baffling type hypergravity revolving bed disclosed in the chinese patent 01134321.4 has a rotor including an upper static disc and a lower moving disc, the static disc and the moving disc are respectively provided with a plurality of baffling rings with different diameters and a certain height, and the static baffling rings and the dynamic baffling rings are mutually nested and arranged in a staggered manner, so that a zigzag S-shaped channel is formed inside the rotor. The rotor structure of 'dynamic and static combination' prolongs the gas-liquid contact time of the rotating bed, and the liquid phase undergoes a plurality of dispersion-aggregation processes, so that the mass transfer efficiency is high; the rotating bed also has the advantages of easy installation and maintenance, realization of middle feeding, convenience for series connection of a plurality of rotors and the like. However, the rotor structure of "dynamic and static combination" makes liquid pass through multiple acceleration-static-acceleration processes in the rotor, and the resistance of gas in the rotor is large, so that the rotating bed has high power consumption and large pressure drop, and the application of the rotating bed in certain industries is limited.
Disclosure of Invention
For solving the not enough of prior art, the utility model provides a rotatory baffling formula hypergravity bed of whole with radial blade, this hypergravity bed's mass transfer efficiency is high, and pressure drop and consumption are lower simultaneously.
Therefore, the technical scheme of the utility model is that: the integral rotary baffling type hypergravity bed with radial blades comprises a shell and a rotor arranged in the shell, and is characterized in that: the rotor comprises an upper rotary table and a lower rotary table, and the upper rotary table and the lower rotary table are fixedly connected through a plurality of bolts; one end of the rotating shaft penetrates into the shell and is connected with the center of the lower rotating disc, and a sealing structure is arranged at the joint of the rotating shaft and the shell; the upper rotary disc and the lower rotary disc are respectively provided with a plurality of concentric deflection rings with different diameters, namely an upper deflection ring and a lower deflection ring, the upper deflection ring is provided with a plurality of first vertical radial blades, and the lower deflection ring is provided with an opening area and a plurality of second vertical radial blades.
Preferably, the bottom surface of the upper rotary disc is provided with a plurality of upper deflection rings with different diameters, the top surface of the lower rotary disc is provided with a plurality of lower deflection rings with different diameters, the upper deflection rings and the lower deflection rings are mutually nested and staggered, the axial heights of the upper deflection rings are the same, the axial heights of the lower deflection rings are the same, and the axial heights of the upper deflection rings and the lower deflection rings are smaller than the distance between the upper rotary disc and the lower rotary disc.
Preferably, a horizontal overlapping area exists between the lower end of the upper baffling ring and the upper end of the lower baffling ring, the hole opening area of the lower baffling ring is positioned on the horizontal overlapping area of the lower baffling ring, a plurality of first through holes are formed in the hole opening area, and the first vertical radial blade and the second vertical radial blade are respectively arranged on the horizontal overlapping area of the upper baffling ring and the lower baffling ring; the first vertical radial blade is positioned at the inner side of the upper baffling ring, and the second vertical radial blade is positioned at the outer side of the lower baffling ring.
Preferably, a plurality of second vertical radial blades on the outer side of the lower baffling ring are arranged at equal intervals along the circumferential direction of the lower baffling ring; a plurality of first vertical radial blades on the inner side of the upper baffling ring are arranged at equal intervals along the circumferential direction of the upper baffling ring; the first vertical radial blades and the second vertical radial blades are mutually nested and staggered, and a plurality of second through holes are formed in the first vertical radial blades and the second vertical radial blades.
Preferably, the first vertical radial vane is perpendicular to the tangential plane of the upper baffle ring, or forms an angle with the tangential plane of the upper baffle ring; the second vertical radial vane is vertical to the tangential plane of the lower baffling ring or forms a certain angle with the tangential plane of the lower baffling ring; the radial width of the first vertical radial blade and the second vertical radial blade is smaller than or equal to the distance between the adjacent upper baffling ring and the adjacent lower baffling ring, and the axial height of the first vertical radial blade and the second vertical radial blade is smaller than or equal to the height of a horizontal overlapping area between the adjacent upper baffling ring and the adjacent lower baffling ring.
Preferably, a gas inlet pipe is arranged on the side surface of the shell, a liquid outlet pipe is arranged at the bottom of the shell far away from the gas inlet pipe, a gas outlet pipe is arranged at the center of the top of the shell, the gas outlet pipe is communicated with an inner cavity of the rotor, and a dynamic sealing structure is arranged between the upper rotating disc and the wall of the gas outlet pipe; the liquid inlet pipe penetrates into the inner cavity of the rotor from the side surface of the gas outlet pipe, the bottom of the liquid inlet pipe is closed, and liquid outlet holes are formed in the pipe wall.
Preferably, the lower end of the liquid inlet pipe extends downwards to the bottom of the axial cavity of the rotor along the central axis of the shell and is positioned above the top surface of the lower rotating disc.
The utility model discloses baffling circle outside, go up baffling circle inboard respectively be equipped with a plurality of perpendicular radial blades of arranging along circumference equidistant down to the perpendicular radial blade that upper and lower baffling circled is nested crisscross the arranging each other, make full use of the space in the rotor. When the rotor rotates, liquid is thrown away from the first through hole on the lower baffling ring in an accelerating mode, and the moving liquid sequentially passes through the second vertical radial blades on the lower baffling ring and the first vertical radial blades on the upper baffling ring and finally reaches the surface of the upper baffling ring. In the moving process, the moving liquid collides, is sheared and splashed on the surfaces of the first vertical radial blade, the second vertical radial blade and the upper baffle ring, and fine liquid drops and a liquid film with the constantly updated surface are formed; when the moving liquid reaches the second vertical radial blade of the lower baffling ring, a part of the liquid forms liquid drops and a liquid film, and a part of the liquid is thrown away from the second through hole and the edge on the blade in an accelerating way, moves to the first vertical radial blade of the upper baffling ring, repeats the previous process and finally reaches the surface of the upper baffling ring. The process prolongs the retention time of the liquid, and the gas-liquid contact area and the mass transfer effect of the liquid are increased after the liquid passes through the multiple dispersion-aggregation processes; the existence of the first and second vertical radial blades also increases the gas turbulence degree, and further improves the gas-liquid mass transfer effect; the first vertical radial blade and the second vertical radial blade rotating along with the rotor can drive gas to flow, so that the gas resistance is small and the pressure drop is small; in addition, the liquid only undergoes the process of continuous acceleration in the rotor, and the power consumption is lower.
Drawings
The following detailed description is made with reference to the accompanying drawings and embodiments of the present invention
FIG. 1 is a schematic structural view of a high gravity rotating bed;
FIG. 2 is an expanded view of a portion of the upper baffle ring;
FIG. 3 is an expanded view of a portion of the structure of the lower baffle ring;
FIG. 4 is a schematic view of a first vertical radial blade configuration;
FIG. 5 is a top view of the upper and lower baffle rings;
FIG. 6 is a schematic view of the flow of liquid between the upper and lower baffle rings.
Labeled as: the device comprises a gas inlet pipe 1, a shell 2, a bolt 3, an upper rotary disc 4, an upper baffle ring 5, a dynamic seal 6, a gas outlet pipe 7, a liquid inlet pipe 8, a first vertical radial blade 91, a second vertical radial blade 92, a lower rotary disc 10, a lower baffle ring 11, a liquid outlet pipe 12, a liquid outlet hole 13, a sealing structure 14, a rotating shaft 15, a second through hole 16, a first through hole 17 and an opening area 18.
Detailed Description
Example 1
As shown in fig. 1, the baffling type hypergravity bed of the present invention comprises a shell 2 and a rotor arranged in the shell 2, wherein a gas inlet pipe 1 is arranged at a lower part of the side surface of the shell 2, a liquid outlet pipe 12 is arranged at a position of the bottom of the shell 2 far away from the gas inlet pipe 1, and a gas outlet pipe 7 communicated with an inner cavity of the rotor is arranged at the center of the top of the shell 2; the liquid inlet pipe 8 penetrates into the shell 2 from the side surface of the gas outlet pipe 7 to enter the inner cavity of the rotor, the bottom of the liquid inlet pipe 8 is closed, liquid outlet holes 13 are formed in the pipe wall of part of the liquid inlet pipe 8 positioned in the inner cavity of the rotor, the lower end of the liquid inlet pipe 8 extends downwards to the bottom of the inner cavity of the rotor along the central axis of the shell 2 and has a certain distance with the upper surface of the lower rotating disc 10.
The rotor includes top spin carousel 4, lower spin carousel 10, top spin carousel 4 and lower spin carousel 10 are connected fixedly with a plurality of bolts 3, with 15 synchronous circumferential direction of pivot, 15 one end of pivot penetrate 2 bottom centers of casing and are connected with lower spin carousel 10 center department, be equipped with dynamic seal 6 between the pipe wall of top spin carousel 4 and gas outlet pipe 7, pivot 15 and casing 2 department of meeting are equipped with seal structure 14, top spin carousel 4, respectively be equipped with a plurality of diameters on the lower spin carousel 10 and be different, the certain concentric baffling circle of height, be respectively last baffling circle 5 and lower baffling circle 11, be equipped with a plurality of first perpendicular radial blade 91 on the last baffling circle 5, be equipped with trompil area 18 and a plurality of perpendicular radial blade 92 of second on the lower baffling circle 11.
The bottom surface of the upper rotary table 4 is provided with a plurality of upper deflection rings 5 with different diameters, the top surface of the lower rotary table 10 is provided with lower deflection rings 11 with different diameters, the upper deflection rings 5 and the lower deflection rings 11 are mutually nested and staggered, and the axial heights of the upper deflection rings and the lower deflection rings are fixed and are both lower than the distance between the upper rotary table 4 and the lower rotary table 10.
As shown in fig. 2 and 3, when viewed from the horizontal direction, a horizontal overlapping area exists between the lower end of the upper baffle ring and the upper end of the lower baffle ring, no through hole is formed on the upper baffle ring 5, an open area 18 on the lower baffle ring 11 is located in the horizontal overlapping area between the upper baffle ring and the lower baffle ring, and a plurality of first through holes 17 are uniformly distributed in the open area 18; the first vertical radial blade 91 and the second vertical radial blade 92 are respectively arranged on the horizontal overlapping area of the upper baffle ring 5 and the lower baffle ring 11; the first vertical radial blades 91 are positioned on the inner side of the upper baffling ring 5 and are arranged at equal intervals along the circumferential direction of the inner side of the upper baffling ring 5, and the second vertical radial blades 92 are positioned on the outer side of the lower baffling ring 11 and are arranged at equal intervals along the circumferential direction of the outer side of the lower baffling ring 11. The first vertical radial vane 91 and the second vertical radial vane 92 are provided with a plurality of second through holes 16.
As shown in fig. 4 and 5, the first vertical radial blade 91 and the second vertical radial blade 92 may be rectangular blades, or may be blades of other shapes, and may be perpendicular to the tangential planes of the upper and lower baffle rings, or may form a certain angle with the tangential planes of the upper and lower baffle rings; the radial widths of the first vertical radial blade 91 and the second vertical radial blade 92 are smaller than or equal to the distance between the adjacent upper and lower baffling rings; the first vertical radial blades 91 of the upper deflecting ring 5 and the second vertical radial blades 92 of the lower deflecting ring 11 are mutually staggered and nested, and the number of the vertical radial blades on the upper deflecting ring and the lower deflecting ring can be properly increased along with the increase of the diameter of the upper deflecting ring and the diameter of the lower deflecting ring.
As shown in fig. 6, a plurality of first vertical radial vanes 91 and second vertical radial vanes 92 are respectively disposed between adjacent lower baffle rings 11 and upper baffle rings 5, and are nested into each other. When the rotor rotates, the liquid is thrown out from the first through hole 17 on the lower baffle ring at high speed, part of the high-speed liquid moves to the second vertical radial blade 92 on the lower baffle ring 11, then is thrown out from the second through hole 16 and the edge on the second vertical radial blade 92 at an accelerated speed, moves to the first vertical radial blade 91 on the upper baffle ring 5, then is thrown out from the second through hole 16 and the edge on the first vertical radial blade 91 at an accelerated speed, and finally moves to the surface of the upper baffle ring 5, wherein the liquid collides, shears and splashes on the surfaces of the first vertical radial blade 91, the second vertical radial blade 92 and the upper baffle ring 5.
The working process of this embodiment: the gas enters the shell 2 from the gas inlet pipe 1, and the gas enters the rotor tangentially to contact with the baffle ring and move circumferentially under the drive of the rotating rotor. Meanwhile, under the action of pressure difference, the gas flows radially from the outer edge to the inner cavity of the rotor along the zigzag S-shaped channel between the baffle rings and is finally discharged from the gas outlet pipe 7. Because the vertical radial blades are added on the baffle ring, the turbulence degree of the gas in the circumferential and radial flowing processes is intensified, the gas is driven to flow, and the gas phase mass transfer coefficient is improved. Liquid enters the lower end of the liquid inlet pipe 8 from the liquid inlet pipe, is sprayed out through the liquid outlet holes 13 on the pipe wall to enter the inner cavity of the rotor, is thrown to the periphery under the action of centrifugal force, flows to the outer edge along the zigzag S-shaped channel from the inner cavity of the rotor, finally leaves the rotor, converges and flows on the shell 2, and is discharged from the liquid outlet pipe 12 at the bottom of the shell 2. During the flow of the liquid inside the rotating rotor, it undergoes a plurality of dispersion-accumulation processes and acceleration processes, during which: the liquid climbs up the innermost lower baffling ring 11 from the center of the lower rotary table 10 under the action of centrifugal force, is thrown away in an accelerated manner by fine liquid drops from the first through hole 17 of the upper hole opening area of the lower baffling ring 11, and part of the liquid drops moving at high speed sequentially pass through the second vertical radial blades 92 on the lower baffling ring 11 and the first vertical radial blades 91 on the upper baffling ring 5 and finally reach the surface of the upper baffling ring 5; the liquid drops collide, shear and splash on the surfaces of the first vertical radial blade 91, the second vertical radial blade 92 and the upper baffle ring 5 to form fine liquid drops and a liquid film with the constantly updated surface; when the moving liquid reaches the second vertical radial blade 92 of the lower deflector ring 11, a part of the liquid forms droplets and a liquid film, and a part of the liquid is accelerated to be thrown away from the holes 16 and the edge of the blade, moves to the first vertical radial blade 91 of the upper deflector ring 5, repeats the above process, and finally reaches the surface of the upper deflector ring 5. Under the action of gravity and centrifugal force, the liquid is accelerated to be thrown away from the bottom of the upper baffle ring 5, moves to the lower baffle ring 11 of the adjacent second layer, enters the next circulation until leaving the rotor.
The utility model adopts a rotor structure that the upper and lower rotating discs rotate integrally, and radial blades are added on the baffle ring, so that the liquid is accelerated in the rotor continuously, and the kinetic energy loss of the liquid is greatly reduced; the existence of the vertical radial blades on the baffle ring makes full use of the inner space of the rotor, so that liquid undergoes more times of dispersion-aggregation processes in the rotor, the turbulent motion degree of gas is intensified, the gas is driven to flow, the retention time of gas and liquid in the rotor is prolonged, the gas-liquid contact area is greatly increased, and the mass transfer efficiency is improved. In addition, the gas flow area is increased, and the gas flow resistance inside the rotor is reduced.
Example 2
The ethanol-water system is adopted, a supergravity rotating bed rotor adopts a total reflux normal pressure rectification experiment with the inner diameter of 200mm, the outer diameter of 800mm and the height of 100mm and the rotating speed of 1200 r/min. The theoretical plate number can reach 3.8 ~ 5.3 pieces per meter, improves 20% ~ 25% than the theoretical plate number of baffling formula hypergravity revolving bed, and the gas pressure drop has descended 15% ~ 20% than baffling formula hypergravity revolving bed, and the consumption has descended 22% ~ 25% than baffling formula hypergravity revolving bed, shows the utility model discloses a radial blade baffling formula hypergravity revolving bed of rotor rotation in its entirety is superior to baffling formula hypergravity revolving bed device, has wide prospect in industrial application.
The embodiments described in this specification are merely illustrative of implementations of the inventive concepts, and the scope of the invention should not be considered limited to the specific forms set forth in the embodiments, but rather should be understood to include equivalents that can be devised by those skilled in the art.
Claims (7)
1. The integral rotary baffling type hypergravity bed with radial blades comprises a shell and a rotor arranged in the shell, and is characterized in that: the rotor comprises an upper rotary table and a lower rotary table, and the upper rotary table and the lower rotary table are fixedly connected through a plurality of bolts; one end of the rotating shaft penetrates into the shell and is connected with the center of the lower rotating disc, and a sealing structure is arranged at the joint of the rotating shaft and the shell; the upper rotary disc and the lower rotary disc are respectively provided with a plurality of concentric deflection rings with different diameters, namely an upper deflection ring and a lower deflection ring, the upper deflection ring is provided with a plurality of first vertical radial blades, and the lower deflection ring is provided with an opening area and a plurality of second vertical radial blades.
2. The integrated rotating baffled hypergravity bed with radial vanes of claim 1, wherein: go up the rotary disk bottom surface and be equipped with the last baffling circle of a plurality of different diameters, revolve the carousel top surface down and be equipped with the lower baffling circle of a plurality of different diameters, go up baffling circle and baffling circle nestification each other and crisscross the arranging down, the axial height of baffling circle is the same on each, the axial height of baffling circle is the same under each, the axial height of going up baffling circle, baffling circle down all is less than the interval of going up rotary disk and revolving the carousel down.
3. The integrated rotating baffled hypergravity bed with radial blades of claim 1 or 2, wherein: the lower end of the upper baffling ring and the upper end of the lower baffling ring are provided with a horizontal overlapping area, the hole opening area of the lower baffling ring is positioned on the horizontal overlapping area of the lower baffling ring, the hole opening area is provided with a plurality of first through holes, and the first vertical radial blade and the second vertical radial blade are respectively arranged on the horizontal overlapping areas of the upper baffling ring and the lower baffling ring; the first vertical radial blade is positioned at the inner side of the upper baffling ring, and the second vertical radial blade is positioned at the outer side of the lower baffling ring.
4. The integrated rotating baffled hypergravity bed with radial vanes of claim 3, wherein: a plurality of second vertical radial blades on the outer side of the lower baffling ring are arranged at equal intervals along the circumferential direction of the lower baffling ring; a plurality of first vertical radial blades on the inner side of the upper baffling ring are arranged at equal intervals along the circumferential direction of the upper baffling ring; the first vertical radial blades and the second vertical radial blades are mutually nested and staggered, and a plurality of second through holes are formed in the first vertical radial blades and the second vertical radial blades.
5. The integrated rotating baffled hypergravity bed with radial vanes of claim 4, wherein: the first vertical radial vane is vertical to the tangential plane of the upper baffling ring or forms a certain angle with the tangential plane of the upper baffling ring; the second vertical radial vane is vertical to the tangential plane of the lower baffling ring or forms a certain angle with the tangential plane of the lower baffling ring; the radial width of the first vertical radial blade and the second vertical radial blade is smaller than or equal to the distance between the adjacent upper baffling ring and the adjacent lower baffling ring, and the axial height of the first vertical radial blade and the second vertical radial blade is smaller than or equal to the height of a horizontal overlapping area between the adjacent upper baffling ring and the adjacent lower baffling ring.
6. The integrated rotating baffled hypergravity bed with radial vanes of claim 1, wherein: a gas inlet pipe is arranged on the side surface of the shell, a liquid outlet pipe is arranged at the bottom of the shell far away from the gas inlet pipe, a gas outlet pipe is arranged at the center of the top of the shell, the gas outlet pipe is communicated with an inner cavity of the rotor, and a dynamic sealing structure is arranged between the upper rotating disc and the pipe wall of the gas outlet pipe; the liquid inlet pipe penetrates into the inner cavity of the rotor from the side surface of the gas outlet pipe, the bottom of the liquid inlet pipe is closed, and liquid outlet holes are formed in the pipe wall.
7. The integrated rotating baffled hypergravity bed with radial vanes of claim 6, wherein: the lower end of the liquid inlet pipe extends downwards to the bottom of the axle center cavity of the rotor along the central axis of the shell and is positioned above the top surface of the lower rotary table.
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| CN202121682386.0U CN215277349U (en) | 2021-07-22 | 2021-07-22 | Integral rotary baffled supergravity bed with radial blades |
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| CN202121682386.0U CN215277349U (en) | 2021-07-22 | 2021-07-22 | Integral rotary baffled supergravity bed with radial blades |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114632487A (en) * | 2022-03-29 | 2022-06-17 | 浙江工业大学 | Micro-channel super-gravity rotating bed |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114632487A (en) * | 2022-03-29 | 2022-06-17 | 浙江工业大学 | Micro-channel super-gravity rotating bed |
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